diff options
156 files changed, 3429 insertions, 8362 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index b2361667839..a13d69b2217 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -422,7 +422,8 @@ and is between 256 and 4096 characters. It is defined in the file hpet= [X86-32,HPET] option to control HPET usage Format: { enable (default) | disable | force } disable: disable HPET and use PIT instead - force: allow force enabled of undocumented chips (ICH4, VIA) + force: allow force enabled of undocumented chips (ICH4, + VIA, nVidia) com20020= [HW,NET] ARCnet - COM20020 chipset Format: diff --git a/Documentation/scsi/sym53c8xx_2.txt b/Documentation/scsi/sym53c8xx_2.txt index 3d9f06bb3d0..49ea5c58c6b 100644 --- a/Documentation/scsi/sym53c8xx_2.txt +++ b/Documentation/scsi/sym53c8xx_2.txt @@ -449,25 +449,14 @@ options as above. cmd_per_lun=#tags (#tags > 1) tagged command queuing enabled #tags will be truncated to the max queued commands configuration parameter. -10.2.2 Detailed control of tagged commands - This option allows you to specify a command queue depth for each device - that supports tagged command queueing. - Example: - tag_ctrl=10/t2t3q16-t5q24/t1u2q32 - will set devices queue depth as follow: - - controller #0 target #2 and target #3 -> 16 commands, - - controller #0 target #5 -> 24 commands, - - controller #1 target #1 logical unit #2 -> 32 commands, - - all other logical units (all targets, all controllers) -> 10 commands. - -10.2.3 Burst max +10.2.2 Burst max burst=0 burst disabled burst=255 get burst length from initial IO register settings. burst=#x burst enabled (1<<#x burst transfers max) #x is an integer value which is log base 2 of the burst transfers max. By default the driver uses the maximum value supported by the chip. -10.2.4 LED support +10.2.3 LED support led=1 enable LED support led=0 disable LED support Do not enable LED support if your scsi board does not use SDMS BIOS. @@ -560,9 +549,9 @@ Previously, the sym2 driver accepted arguments of the form sym53c8xx=tags:4,sync:10,debug:0x200 As a result of the new module parameters, this is no longer available. -Most of the options have remained the same, but tags has split into -cmd_per_lun and tag_ctrl for its two different purposes. The sample above -would be specified as: +Most of the options have remained the same, but tags has become +cmd_per_lun to reflect its different purposes. The sample above would +be specified as: modprobe sym53c8xx cmd_per_lun=4 sync=10 debug=0x200 or on the kernel boot line as: diff --git a/Documentation/watchdog/src/watchdog-simple.c b/Documentation/watchdog/src/watchdog-simple.c index 47801bc7e74..4cf72f3fa8e 100644 --- a/Documentation/watchdog/src/watchdog-simple.c +++ b/Documentation/watchdog/src/watchdog-simple.c @@ -3,15 +3,25 @@ #include <unistd.h> #include <fcntl.h> -int main(int argc, const char *argv[]) { +int main(void) +{ int fd = open("/dev/watchdog", O_WRONLY); + int ret = 0; if (fd == -1) { perror("watchdog"); - exit(1); + exit(EXIT_FAILURE); } while (1) { - write(fd, "\0", 1); - fsync(fd); + ret = write(fd, "\0", 1); + if (ret != 1) { + ret = -1; + break; + } + ret = fsync(fd); + if (ret) + break; sleep(10); } + close(fd); + return ret; } diff --git a/MAINTAINERS b/MAINTAINERS index 40245af2d0e..05504f2ff11 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -325,6 +325,12 @@ M: Juergen Fischer <fischer@norbit.de> L: linux-scsi@vger.kernel.org S: Maintained +AIC7XXX / AIC79XX SCSI DRIVER +P: Hannes Reinecke +M: hare@suse.de +L: linux-scsi@vger.kernel.org +S: Maintained + ALCATEL SPEEDTOUCH USB DRIVER P: Duncan Sands M: duncan.sands@free.fr diff --git a/arch/arm/mach-pxa/pxa300.c b/arch/arm/mach-pxa/pxa300.c index 5363b132265..7a34231f317 100644 --- a/arch/arm/mach-pxa/pxa300.c +++ b/arch/arm/mach-pxa/pxa300.c @@ -23,8 +23,10 @@ static struct pxa3xx_mfp_addr_map pxa300_mfp_addr_map[] __initdata = { MFP_ADDR_X(GPIO0, GPIO2, 0x00b4), MFP_ADDR_X(GPIO3, GPIO26, 0x027c), - MFP_ADDR_X(GPIO27, GPIO127, 0x0400), - MFP_ADDR_X(GPIO0_2, GPIO6_2, 0x02ec), + MFP_ADDR_X(GPIO27, GPIO98, 0x0400), + MFP_ADDR_X(GPIO99, GPIO127, 0x0600), + MFP_ADDR_X(GPIO0_2, GPIO1_2, 0x0674), + MFP_ADDR_X(GPIO2_2, GPIO6_2, 0x02dc), MFP_ADDR(nBE0, 0x0204), MFP_ADDR(nBE1, 0x0208), diff --git a/arch/arm/vfp/vfpdouble.c b/arch/arm/vfp/vfpdouble.c index 74e89f8fb3a..190a09ad18e 100644 --- a/arch/arm/vfp/vfpdouble.c +++ b/arch/arm/vfp/vfpdouble.c @@ -1132,7 +1132,7 @@ u32 vfp_double_cpdo(u32 inst, u32 fpscr) unsigned int vecitr, veclen, vecstride; struct op *fop; - vecstride = (1 + ((fpscr & FPSCR_STRIDE_MASK) == FPSCR_STRIDE_MASK)) * 2; + vecstride = (1 + ((fpscr & FPSCR_STRIDE_MASK) == FPSCR_STRIDE_MASK)); fop = (op == FOP_EXT) ? &fops_ext[FEXT_TO_IDX(inst)] : &fops[FOP_TO_IDX(op)]; @@ -1184,10 +1184,10 @@ u32 vfp_double_cpdo(u32 inst, u32 fpscr) * CHECK: It appears to be undefined whether we stop when * we encounter an exception. We continue. */ - dest = FREG_BANK(dest) + ((FREG_IDX(dest) + vecstride) & 6); - dn = FREG_BANK(dn) + ((FREG_IDX(dn) + vecstride) & 6); + dest = FREG_BANK(dest) + ((FREG_IDX(dest) + vecstride) & 3); + dn = FREG_BANK(dn) + ((FREG_IDX(dn) + vecstride) & 3); if (FREG_BANK(dm) != 0) - dm = FREG_BANK(dm) + ((FREG_IDX(dm) + vecstride) & 6); + dm = FREG_BANK(dm) + ((FREG_IDX(dm) + vecstride) & 3); } return exceptions; diff --git a/arch/arm/vfp/vfpmodule.c b/arch/arm/vfp/vfpmodule.c index eea3f50743d..b4e210df92f 100644 --- a/arch/arm/vfp/vfpmodule.c +++ b/arch/arm/vfp/vfpmodule.c @@ -229,7 +229,7 @@ void VFP9_bounce(u32 trigger, u32 fpexc, struct pt_regs *regs) /* * Enable access to the VFP so we can handle the bounce. */ - fmxr(FPEXC, fpexc & ~(FPEXC_EX|FPEXC_INV|FPEXC_UFC|FPEXC_IOC)); + fmxr(FPEXC, fpexc & ~(FPEXC_EX|FPEXC_FPV2|FPEXC_INV|FPEXC_UFC|FPEXC_OFC|FPEXC_IOC)); orig_fpscr = fpscr = fmrx(FPSCR); diff --git a/arch/i386/Kconfig b/arch/i386/Kconfig index 5bed8be34ba..b4437ce0f97 100644 --- a/arch/i386/Kconfig +++ b/arch/i386/Kconfig @@ -1270,6 +1270,8 @@ source "drivers/Kconfig" source "fs/Kconfig" +source "kernel/Kconfig.instrumentation" + source "arch/i386/Kconfig.debug" source "security/Kconfig" diff --git a/arch/i386/Makefile b/arch/i386/Makefile index b81cb64d48e..f5b9a37def8 100644 --- a/arch/i386/Makefile +++ b/arch/i386/Makefile @@ -20,6 +20,12 @@ # Fill in SRCARCH SRCARCH := x86 +# BITS is used as extension for files which are available in a 32 bit +# and a 64 bit version to simplify shared Makefiles. +# e.g.: obj-y += foo_$(BITS).o +BITS := 32 +export BITS + HAS_BIARCH := $(call cc-option-yn, -m32) ifeq ($(HAS_BIARCH),y) AS := $(AS) --32 diff --git a/arch/sparc64/Kconfig b/arch/sparc64/Kconfig index 03c4e5c1b94..bd59ab0760b 100644 --- a/arch/sparc64/Kconfig +++ b/arch/sparc64/Kconfig @@ -460,8 +460,6 @@ source "drivers/Kconfig" source "drivers/sbus/char/Kconfig" -source "drivers/fc4/Kconfig" - source "fs/Kconfig" source "kernel/Kconfig.instrumentation" diff --git a/arch/x86/boot/boot.h b/arch/x86/boot/boot.h index 20bab9431ac..5f9a2e72a73 100644 --- a/arch/x86/boot/boot.h +++ b/arch/x86/boot/boot.h @@ -23,7 +23,7 @@ #include <linux/types.h> #include <linux/edd.h> #include <asm/boot.h> -#include <asm/bootparam.h> +#include <asm/setup.h> /* Useful macros */ #define BUILD_BUG_ON(condition) ((void)sizeof(char[1 - 2*!!(condition)])) diff --git a/arch/x86/boot/compressed/relocs.c b/arch/x86/boot/compressed/relocs.c index 2d77ee728f9..7a0d00b2cf2 100644 --- a/arch/x86/boot/compressed/relocs.c +++ b/arch/x86/boot/compressed/relocs.c @@ -38,11 +38,9 @@ static const char* safe_abs_relocs[] = { static int is_safe_abs_reloc(const char* sym_name) { - int i, array_size; - - array_size = sizeof(safe_abs_relocs)/sizeof(char*); + int i; - for(i = 0; i < array_size; i++) { + for(i = 0; i < ARRAY_SIZE(safe_abs_relocs); i++) { if (!strcmp(sym_name, safe_abs_relocs[i])) /* Match found */ return 1; diff --git a/arch/x86/boot/main.c b/arch/x86/boot/main.c index 0eeef3989a1..1f95750ede2 100644 --- a/arch/x86/boot/main.c +++ b/arch/x86/boot/main.c @@ -26,8 +26,6 @@ char *heap_end = _end; /* Default end of heap = no heap */ * screws up the old-style command line protocol, adjust by * filling in the new-style command line pointer instead. */ -#define OLD_CL_MAGIC 0xA33F -#define OLD_CL_ADDRESS 0x20 static void copy_boot_params(void) { diff --git a/arch/x86/crypto/Makefile b/arch/x86/crypto/Makefile index 18dcdc6fb7a..46bb609e244 100644 --- a/arch/x86/crypto/Makefile +++ b/arch/x86/crypto/Makefile @@ -1,5 +1,15 @@ -ifeq ($(CONFIG_X86_32),y) -include ${srctree}/arch/x86/crypto/Makefile_32 -else -include ${srctree}/arch/x86/crypto/Makefile_64 -endif +# +# Arch-specific CryptoAPI modules. +# + +obj-$(CONFIG_CRYPTO_AES_586) += aes-i586.o +obj-$(CONFIG_CRYPTO_TWOFISH_586) += twofish-i586.o + +obj-$(CONFIG_CRYPTO_AES_X86_64) += aes-x86_64.o +obj-$(CONFIG_CRYPTO_TWOFISH_X86_64) += twofish-x86_64.o + +aes-i586-y := aes-i586-asm_32.o aes_32.o +twofish-i586-y := twofish-i586-asm_32.o twofish_32.o + +aes-x86_64-y := aes-x86_64-asm_64.o aes_64.o +twofish-x86_64-y := twofish-x86_64-asm_64.o twofish_64.o diff --git a/arch/x86/crypto/Makefile_32 b/arch/x86/crypto/Makefile_32 deleted file mode 100644 index 2d873a2388e..00000000000 --- a/arch/x86/crypto/Makefile_32 +++ /dev/null @@ -1,12 +0,0 @@ -# -# x86/crypto/Makefile -# -# Arch-specific CryptoAPI modules. -# - -obj-$(CONFIG_CRYPTO_AES_586) += aes-i586.o -obj-$(CONFIG_CRYPTO_TWOFISH_586) += twofish-i586.o - -aes-i586-y := aes-i586-asm_32.o aes_32.o -twofish-i586-y := twofish-i586-asm_32.o twofish_32.o - diff --git a/arch/x86/crypto/Makefile_64 b/arch/x86/crypto/Makefile_64 deleted file mode 100644 index b40896276e9..00000000000 --- a/arch/x86/crypto/Makefile_64 +++ /dev/null @@ -1,12 +0,0 @@ -# -# x86/crypto/Makefile -# -# Arch-specific CryptoAPI modules. -# - -obj-$(CONFIG_CRYPTO_AES_X86_64) += aes-x86_64.o -obj-$(CONFIG_CRYPTO_TWOFISH_X86_64) += twofish-x86_64.o - -aes-x86_64-y := aes-x86_64-asm_64.o aes_64.o -twofish-x86_64-y := twofish-x86_64-asm_64.o twofish_64.o - diff --git a/arch/x86/kernel/Makefile_32 b/arch/x86/kernel/Makefile_32 index ccea590bbb9..b9d67982030 100644 --- a/arch/x86/kernel/Makefile_32 +++ b/arch/x86/kernel/Makefile_32 @@ -26,7 +26,7 @@ obj-$(CONFIG_X86_MPPARSE) += mpparse_32.o obj-$(CONFIG_X86_LOCAL_APIC) += apic_32.o nmi_32.o obj-$(CONFIG_X86_IO_APIC) += io_apic_32.o obj-$(CONFIG_X86_REBOOTFIXUPS) += reboot_fixups_32.o -obj-$(CONFIG_KEXEC) += machine_kexec_32.o relocate_kernel_32.o crash_32.o +obj-$(CONFIG_KEXEC) += machine_kexec_32.o relocate_kernel_32.o crash.o obj-$(CONFIG_CRASH_DUMP) += crash_dump_32.o obj-$(CONFIG_X86_NUMAQ) += numaq_32.o obj-$(CONFIG_X86_SUMMIT_NUMA) += summit_32.o diff --git a/arch/x86/kernel/Makefile_64 b/arch/x86/kernel/Makefile_64 index dec06e76928..466337ae9a1 100644 --- a/arch/x86/kernel/Makefile_64 +++ b/arch/x86/kernel/Makefile_64 @@ -9,25 +9,21 @@ obj-y := process_64.o signal_64.o entry_64.o traps_64.o irq_64.o \ x8664_ksyms_64.o i387_64.o syscall_64.o vsyscall_64.o \ setup64.o bootflag.o e820_64.o reboot_64.o quirks.o i8237.o \ pci-dma_64.o pci-nommu_64.o alternative.o hpet.o tsc_64.o bugs_64.o \ - perfctr-watchdog.o i8253.o + i8253.o obj-$(CONFIG_STACKTRACE) += stacktrace.o -obj-$(CONFIG_X86_MCE) += mce_64.o therm_throt.o -obj-$(CONFIG_X86_MCE_INTEL) += mce_intel_64.o -obj-$(CONFIG_X86_MCE_AMD) += mce_amd_64.o -obj-$(CONFIG_MTRR) += cpu/mtrr/ -obj-$(CONFIG_ACPI) += acpi/ +obj-y += cpu/ +obj-y += acpi/ obj-$(CONFIG_X86_MSR) += msr.o obj-$(CONFIG_MICROCODE) += microcode.o obj-$(CONFIG_X86_CPUID) += cpuid.o obj-$(CONFIG_SMP) += smp_64.o smpboot_64.o trampoline_64.o tsc_sync.o obj-y += apic_64.o nmi_64.o obj-y += io_apic_64.o mpparse_64.o genapic_64.o genapic_flat_64.o -obj-$(CONFIG_KEXEC) += machine_kexec_64.o relocate_kernel_64.o crash_64.o +obj-$(CONFIG_KEXEC) += machine_kexec_64.o relocate_kernel_64.o crash.o obj-$(CONFIG_CRASH_DUMP) += crash_dump_64.o obj-$(CONFIG_PM) += suspend_64.o obj-$(CONFIG_HIBERNATION) += suspend_asm_64.o -obj-$(CONFIG_CPU_FREQ) += cpu/cpufreq/ obj-$(CONFIG_EARLY_PRINTK) += early_printk.o obj-$(CONFIG_IOMMU) += pci-gart_64.o aperture_64.o obj-$(CONFIG_CALGARY_IOMMU) += pci-calgary_64.o tce_64.o @@ -42,13 +38,6 @@ obj-$(CONFIG_MODULES) += module_64.o obj-$(CONFIG_PCI) += early-quirks.o obj-y += topology.o -obj-y += intel_cacheinfo.o -obj-y += addon_cpuid_features.o obj-y += pcspeaker.o CFLAGS_vsyscall_64.o := $(PROFILING) -g0 - -therm_throt-y += cpu/mcheck/therm_throt.o -intel_cacheinfo-y += cpu/intel_cacheinfo.o -addon_cpuid_features-y += cpu/addon_cpuid_features.o -perfctr-watchdog-y += cpu/perfctr-watchdog.o diff --git a/arch/x86/kernel/acpi/Makefile b/arch/x86/kernel/acpi/Makefile index 3d567193954..1351c3982ee 100644 --- a/arch/x86/kernel/acpi/Makefile +++ b/arch/x86/kernel/acpi/Makefile @@ -1,5 +1,7 @@ -ifeq ($(CONFIG_X86_32),y) -include ${srctree}/arch/x86/kernel/acpi/Makefile_32 -else -include ${srctree}/arch/x86/kernel/acpi/Makefile_64 +obj-$(CONFIG_ACPI) += boot.o +obj-$(CONFIG_ACPI_SLEEP) += sleep_$(BITS).o wakeup_$(BITS).o + +ifneq ($(CONFIG_ACPI_PROCESSOR),) +obj-y += cstate.o processor.o endif + diff --git a/arch/x86/kernel/acpi/Makefile_32 b/arch/x86/kernel/acpi/Makefile_32 deleted file mode 100644 index 045dd54b33e..00000000000 --- a/arch/x86/kernel/acpi/Makefile_32 +++ /dev/null @@ -1,7 +0,0 @@ -obj-$(CONFIG_ACPI) += boot.o -obj-$(CONFIG_ACPI_SLEEP) += sleep_32.o wakeup_32.o - -ifneq ($(CONFIG_ACPI_PROCESSOR),) -obj-y += cstate.o processor.o -endif - diff --git a/arch/x86/kernel/acpi/Makefile_64 b/arch/x86/kernel/acpi/Makefile_64 deleted file mode 100644 index 629425bc002..00000000000 --- a/arch/x86/kernel/acpi/Makefile_64 +++ /dev/null @@ -1,7 +0,0 @@ -obj-y := boot.o -obj-$(CONFIG_ACPI_SLEEP) += sleep_64.o wakeup_64.o - -ifneq ($(CONFIG_ACPI_PROCESSOR),) -obj-y += processor.o cstate.o -endif - diff --git a/arch/x86/kernel/acpi/wakeup_64.S b/arch/x86/kernel/acpi/wakeup_64.S index 55608ec2ed7..5ed3bc5c61d 100644 --- a/arch/x86/kernel/acpi/wakeup_64.S +++ b/arch/x86/kernel/acpi/wakeup_64.S @@ -4,6 +4,7 @@ #include <asm/pgtable.h> #include <asm/page.h> #include <asm/msr.h> +#include <asm/asm-offsets.h> # Copyright 2003 Pavel Machek <pavel@suse.cz>, distribute under GPLv2 # @@ -342,31 +343,32 @@ do_suspend_lowlevel: xorl %eax, %eax call save_processor_state - movq %rsp, saved_context_esp(%rip) - movq %rax, saved_context_eax(%rip) - movq %rbx, saved_context_ebx(%rip) - movq %rcx, saved_context_ecx(%rip) - movq %rdx, saved_context_edx(%rip) - movq %rbp, saved_context_ebp(%rip) - movq %rsi, saved_context_esi(%rip) - movq %rdi, saved_context_edi(%rip) - movq %r8, saved_context_r08(%rip) - movq %r9, saved_context_r09(%rip) - movq %r10, saved_context_r10(%rip) - movq %r11, saved_context_r11(%rip) - movq %r12, saved_context_r12(%rip) - movq %r13, saved_context_r13(%rip) - movq %r14, saved_context_r14(%rip) - movq %r15, saved_context_r15(%rip) - pushfq ; popq saved_context_eflags(%rip) + movq $saved_context, %rax + movq %rsp, pt_regs_rsp(%rax) + movq %rbp, pt_regs_rbp(%rax) + movq %rsi, pt_regs_rsi(%rax) + movq %rdi, pt_regs_rdi(%rax) + movq %rbx, pt_regs_rbx(%rax) + movq %rcx, pt_regs_rcx(%rax) + movq %rdx, pt_regs_rdx(%rax) + movq %r8, pt_regs_r8(%rax) + movq %r9, pt_regs_r9(%rax) + movq %r10, pt_regs_r10(%rax) + movq %r11, pt_regs_r11(%rax) + movq %r12, pt_regs_r12(%rax) + movq %r13, pt_regs_r13(%rax) + movq %r14, pt_regs_r14(%rax) + movq %r15, pt_regs_r15(%rax) + pushfq + popq pt_regs_eflags(%rax) movq $.L97, saved_rip(%rip) - movq %rsp,saved_rsp - movq %rbp,saved_rbp - movq %rbx,saved_rbx - movq %rdi,saved_rdi - movq %rsi,saved_rsi + movq %rsp, saved_rsp + movq %rbp, saved_rbp + movq %rbx, saved_rbx + movq %rdi, saved_rdi + movq %rsi, saved_rsi addq $8, %rsp movl $3, %edi @@ -377,32 +379,35 @@ do_suspend_lowlevel: .L99: .align 4 movl $24, %eax - movw %ax, %ds - movq saved_context+58(%rip), %rax - movq %rax, %cr4 - movq saved_context+50(%rip), %rax - movq %rax, %cr3 - movq saved_context+42(%rip), %rax - movq %rax, %cr2 - movq saved_context+34(%rip), %rax - movq %rax, %cr0 - pushq saved_context_eflags(%rip) ; popfq - movq saved_context_esp(%rip), %rsp - movq saved_context_ebp(%rip), %rbp - movq saved_context_eax(%rip), %rax - movq saved_context_ebx(%rip), %rbx - movq saved_context_ecx(%rip), %rcx - movq saved_context_edx(%rip), %rdx - movq saved_context_esi(%rip), %rsi - movq saved_context_edi(%rip), %rdi - movq saved_context_r08(%rip), %r8 - movq saved_context_r09(%rip), %r9 - movq saved_context_r10(%rip), %r10 - movq saved_context_r11(%rip), %r11 - movq saved_context_r12(%rip), %r12 - movq saved_context_r13(%rip), %r13 - movq saved_context_r14(%rip), %r14 - movq saved_context_r15(%rip), %r15 + movw %ax, %ds + + /* We don't restore %rax, it must be 0 anyway */ + movq $saved_context, %rax + movq saved_context_cr4(%rax), %rbx + movq %rbx, %cr4 + movq saved_context_cr3(%rax), %rbx + movq %rbx, %cr3 + movq saved_context_cr2(%rax), %rbx + movq %rbx, %cr2 + movq saved_context_cr0(%rax), %rbx + movq %rbx, %cr0 + pushq pt_regs_eflags(%rax) + popfq + movq pt_regs_rsp(%rax), %rsp + movq pt_regs_rbp(%rax), %rbp + movq pt_regs_rsi(%rax), %rsi + movq pt_regs_rdi(%rax), %rdi + movq pt_regs_rbx(%rax), %rbx + movq pt_regs_rcx(%rax), %rcx + movq pt_regs_rdx(%rax), %rdx + movq pt_regs_r8(%rax), %r8 + movq pt_regs_r9(%rax), %r9 + movq pt_regs_r10(%rax), %r10 + movq pt_regs_r11(%rax), %r11 + movq pt_regs_r12(%rax), %r12 + movq pt_regs_r13(%rax), %r13 + movq pt_regs_r14(%rax), %r14 + movq pt_regs_r15(%rax), %r15 xorl %eax, %eax addq $8, %rsp diff --git a/arch/x86/kernel/apic_64.c b/arch/x86/kernel/apic_64.c index f47bc493dba..f28ccb588fb 100644 --- a/arch/x86/kernel/apic_64.c +++ b/arch/x86/kernel/apic_64.c @@ -287,6 +287,20 @@ void disable_local_APIC(void) apic_write(APIC_SPIV, value); } +void lapic_shutdown(void) +{ + unsigned long flags; + + if (!cpu_has_apic) + return; + + local_irq_save(flags); + + disable_local_APIC(); + + local_irq_restore(flags); +} + /* * This is to verify that we're looking at a real local APIC. * Check these against your board if the CPUs aren't getting diff --git a/arch/x86/kernel/asm-offsets_64.c b/arch/x86/kernel/asm-offsets_64.c index 778953bc636..7e50bda565b 100644 --- a/arch/x86/kernel/asm-offsets_64.c +++ b/arch/x86/kernel/asm-offsets_64.c @@ -76,6 +76,34 @@ int main(void) DEFINE(pbe_orig_address, offsetof(struct pbe, orig_address)); DEFINE(pbe_next, offsetof(struct pbe, next)); BLANK(); +#define ENTRY(entry) DEFINE(pt_regs_ ## entry, offsetof(struct pt_regs, entry)) + ENTRY(rbx); + ENTRY(rbx); + ENTRY(rcx); + ENTRY(rdx); + ENTRY(rsp); + ENTRY(rbp); + ENTRY(rsi); + ENTRY(rdi); + ENTRY(r8); + ENTRY(r9); + ENTRY(r10); + ENTRY(r11); + ENTRY(r12); + ENTRY(r13); + ENTRY(r14); + ENTRY(r15); + ENTRY(eflags); + BLANK(); +#undef ENTRY +#define ENTRY(entry) DEFINE(saved_context_ ## entry, offsetof(struct saved_context, entry)) + ENTRY(cr0); + ENTRY(cr2); + ENTRY(cr3); + ENTRY(cr4); + ENTRY(cr8); + BLANK(); +#undef ENTRY DEFINE(TSS_ist, offsetof(struct tss_struct, ist)); BLANK(); DEFINE(crypto_tfm_ctx_offset, offsetof(struct crypto_tfm, __crt_ctx)); diff --git a/arch/x86/kernel/cpu/Makefile b/arch/x86/kernel/cpu/Makefile index 778396c78d6..cfdb2f3bd76 100644 --- a/arch/x86/kernel/cpu/Makefile +++ b/arch/x86/kernel/cpu/Makefile @@ -2,19 +2,19 @@ # Makefile for x86-compatible CPU details and quirks # -obj-y := common.o proc.o bugs.o +obj-y := intel_cacheinfo.o addon_cpuid_features.o -obj-y += amd.o -obj-y += cyrix.o -obj-y += centaur.o -obj-y += transmeta.o -obj-y += intel.o intel_cacheinfo.o addon_cpuid_features.o -obj-y += nexgen.o -obj-y += umc.o +obj-$(CONFIG_X86_32) += common.o proc.o bugs.o +obj-$(CONFIG_X86_32) += amd.o +obj-$(CONFIG_X86_32) += cyrix.o +obj-$(CONFIG_X86_32) += centaur.o +obj-$(CONFIG_X86_32) += transmeta.o +obj-$(CONFIG_X86_32) += intel.o +obj-$(CONFIG_X86_32) += nexgen.o +obj-$(CONFIG_X86_32) += umc.o -obj-$(CONFIG_X86_MCE) += mcheck/ - -obj-$(CONFIG_MTRR) += mtrr/ -obj-$(CONFIG_CPU_FREQ) += cpufreq/ +obj-$(CONFIG_X86_MCE) += mcheck/ +obj-$(CONFIG_MTRR) += mtrr/ +obj-$(CONFIG_CPU_FREQ) += cpufreq/ obj-$(CONFIG_X86_LOCAL_APIC) += perfctr-watchdog.o diff --git a/arch/x86/kernel/cpu/mcheck/Makefile b/arch/x86/kernel/cpu/mcheck/Makefile index f1ebe1c1c17..d7d2323bbb6 100644 --- a/arch/x86/kernel/cpu/mcheck/Makefile +++ b/arch/x86/kernel/cpu/mcheck/Makefile @@ -1,2 +1,6 @@ -obj-y = mce.o k7.o p4.o p5.o p6.o winchip.o therm_throt.o -obj-$(CONFIG_X86_MCE_NONFATAL) += non-fatal.o +obj-y = mce_$(BITS).o therm_throt.o + +obj-$(CONFIG_X86_32) += k7.o p4.o p5.o p6.o winchip.o +obj-$(CONFIG_X86_MCE_INTEL) += mce_intel_64.o +obj-$(CONFIG_X86_MCE_AMD) += mce_amd_64.o +obj-$(CONFIG_X86_MCE_NONFATAL) += non-fatal.o diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce_32.c index 34c781eddee..34c781eddee 100644 --- a/arch/x86/kernel/cpu/mcheck/mce.c +++ b/arch/x86/kernel/cpu/mcheck/mce_32.c diff --git a/arch/x86/kernel/mce_64.c b/arch/x86/kernel/cpu/mcheck/mce_64.c index 07bbfe7aa7f..b9f802e3520 100644 --- a/arch/x86/kernel/mce_64.c +++ b/arch/x86/kernel/cpu/mcheck/mce_64.c @@ -1,8 +1,8 @@ /* * Machine check handler. * K8 parts Copyright 2002,2003 Andi Kleen, SuSE Labs. - * Rest from unknown author(s). - * 2004 Andi Kleen. Rewrote most of it. + * Rest from unknown author(s). + * 2004 Andi Kleen. Rewrote most of it. */ #include <linux/init.h> @@ -23,7 +23,7 @@ #include <linux/ctype.h> #include <linux/kmod.h> #include <linux/kdebug.h> -#include <asm/processor.h> +#include <asm/processor.h> #include <asm/msr.h> #include <asm/mce.h> #include <asm/uaccess.h> @@ -63,10 +63,10 @@ static DECLARE_WAIT_QUEUE_HEAD(mce_wait); * separate MCEs from kernel messages to avoid bogus bug reports. */ -struct mce_log mcelog = { +struct mce_log mcelog = { MCE_LOG_SIGNATURE, MCE_LOG_LEN, -}; +}; void mce_log(struct mce *mce) { @@ -111,42 +111,42 @@ static void print_mce(struct mce *m) "CPU %d: Machine Check Exception: %16Lx Bank %d: %016Lx\n", m->cpu, m->mcgstatus, m->bank, m->status); if (m->rip) { - printk(KERN_EMERG - "RIP%s %02x:<%016Lx> ", + printk(KERN_EMERG "RIP%s %02x:<%016Lx> ", !(m->mcgstatus & MCG_STATUS_EIPV) ? " !INEXACT!" : "", m->cs, m->rip); if (m->cs == __KERNEL_CS) print_symbol("{%s}", m->rip); printk("\n"); } - printk(KERN_EMERG "TSC %Lx ", m->tsc); + printk(KERN_EMERG "TSC %Lx ", m->tsc); if (m->addr) printk("ADDR %Lx ", m->addr); if (m->misc) - printk("MISC %Lx ", m->misc); + printk("MISC %Lx ", m->misc); printk("\n"); printk(KERN_EMERG "This is not a software problem!\n"); - printk(KERN_EMERG - "Run through mcelog --ascii to decode and contact your hardware vendor\n"); + printk(KERN_EMERG "Run through mcelog --ascii to decode " + "and contact your hardware vendor\n"); } static void mce_panic(char *msg, struct mce *backup, unsigned long start) -{ +{ int i; oops_begin(); for (i = 0; i < MCE_LOG_LEN; i++) { unsigned long tsc = mcelog.entry[i].tsc; + if (time_before(tsc, start)) continue; - print_mce(&mcelog.entry[i]); + print_mce(&mcelog.entry[i]); if (backup && mcelog.entry[i].tsc == backup->tsc) backup = NULL; } if (backup) print_mce(backup); panic(msg); -} +} static int mce_available(struct cpuinfo_x86 *c) { @@ -170,10 +170,9 @@ static inline void mce_get_rip(struct mce *m, struct pt_regs *regs) } } -/* +/* * The actual machine check handler */ - void do_machine_check(struct pt_regs * regs, long error_code) { struct mce m, panicm; @@ -194,7 +193,8 @@ void do_machine_check(struct pt_regs * regs, long error_code) atomic_inc(&mce_entry); if (regs) - notify_die(DIE_NMI, "machine check", regs, error_code, 18, SIGKILL); + notify_die(DIE_NMI, "machine check", regs, error_code, 18, + SIGKILL); if (!banks) goto out2; @@ -204,15 +204,15 @@ void do_machine_check(struct pt_regs * regs, long error_code) /* if the restart IP is not valid, we're done for */ if (!(m.mcgstatus & MCG_STATUS_RIPV)) no_way_out = 1; - + rdtscll(mcestart); barrier(); for (i = 0; i < banks; i++) { if (!bank[i]) continue; - - m.misc = 0; + + m.misc = 0; m.addr = 0; m.bank = i; m.tsc = 0; @@ -372,7 +372,7 @@ static void mcheck_timer(struct work_struct *work) if (mce_notify_user()) { next_interval = max(next_interval/2, HZ/100); } else { - next_interval = min(next_interval*2, + next_interval = min(next_interval * 2, (int)round_jiffies_relative(check_interval*HZ)); } @@ -423,18 +423,18 @@ static struct notifier_block mce_idle_notifier = { }; static __init int periodic_mcheck_init(void) -{ +{ next_interval = check_interval * HZ; if (next_interval) schedule_delayed_work(&mcheck_work, round_jiffies_relative(next_interval)); idle_notifier_register(&mce_idle_notifier); return 0; -} +} __initcall(periodic_mcheck_init); -/* +/* * Initialize Machine Checks for a CPU. */ static void mce_init(void *dummy) @@ -444,9 +444,9 @@ static void mce_init(void *dummy) rdmsrl(MSR_IA32_MCG_CAP, cap); banks = cap & 0xff; - if (banks > NR_BANKS) { + if (banks > NR_BANKS) { printk(KERN_INFO "MCE: warning: using only %d banks\n", banks); - banks = NR_BANKS; + banks = NR_BANKS; } /* Use accurate RIP reporting if available. */ if ((cap & (1<<9)) && ((cap >> 16) & 0xff) >= 9) @@ -464,15 +464,15 @@ static void mce_init(void *dummy) for (i = 0; i < banks; i++) { wrmsrl(MSR_IA32_MC0_CTL+4*i, bank[i]); wrmsrl(MSR_IA32_MC0_STATUS+4*i, 0); - } + } } /* Add per CPU specific workarounds here */ static void __cpuinit mce_cpu_quirks(struct cpuinfo_x86 *c) -{ +{ /* This should be disabled by the BIOS, but isn't always */ if (c->x86_vendor == X86_VENDOR_AMD && c->x86 == 15) { - /* disable GART TBL walk error reporting, which trips off + /* disable GART TBL walk error reporting, which trips off incorrectly with the IOMMU & 3ware & Cerberus. */ clear_bit(10, &bank[4]); /* Lots of broken BIOS around that don't clear them @@ -480,7 +480,7 @@ static void __cpuinit mce_cpu_quirks(struct cpuinfo_x86 *c) mce_bootlog = 0; } -} +} static void __cpuinit mce_cpu_features(struct cpuinfo_x86 *c) { @@ -496,15 +496,15 @@ static void __cpuinit mce_cpu_features(struct cpuinfo_x86 *c) } } -/* +/* * Called for each booted CPU to set up machine checks. - * Must be called with preempt off. + * Must be called with preempt off. */ void __cpuinit mcheck_init(struct cpuinfo_x86 *c) { static cpumask_t mce_cpus = CPU_MASK_NONE; - mce_cpu_quirks(c); + mce_cpu_quirks(c); if (mce_dont_init || cpu_test_and_set(smp_processor_id(), mce_cpus) || @@ -553,13 +553,15 @@ static int mce_release(struct inode *inode, struct file *file) return 0; } -static void collect_tscs(void *data) -{ +static void collect_tscs(void *data) +{ unsigned long *cpu_tsc = (unsigned long *)data; + rdtscll(cpu_tsc[smp_processor_id()]); -} +} -static ssize_t mce_read(struct file *filp, char __user *ubuf, size_t usize, loff_t *off) +static ssize_t mce_read(struct file *filp, char __user *ubuf, size_t usize, + loff_t *off) { unsigned long *cpu_tsc; static DECLARE_MUTEX(mce_read_sem); @@ -571,19 +573,20 @@ static ssize_t mce_read(struct file *filp, char __user *ubuf, size_t usize, loff if (!cpu_tsc) return -ENOMEM; - down(&mce_read_sem); + down(&mce_read_sem); next = rcu_dereference(mcelog.next); /* Only supports full reads right now */ - if (*off != 0 || usize < MCE_LOG_LEN*sizeof(struct mce)) { + if (*off != 0 || usize < MCE_LOG_LEN*sizeof(struct mce)) { up(&mce_read_sem); kfree(cpu_tsc); return -EINVAL; } err = 0; - for (i = 0; i < next; i++) { + for (i = 0; i < next; i++) { unsigned long start = jiffies; + while (!mcelog.entry[i].finished) { if (time_after_eq(jiffies, start + 2)) { memset(mcelog.entry + i,0, sizeof(struct mce)); @@ -593,31 +596,34 @@ static ssize_t mce_read(struct file *filp, char __user *ubuf, size_t usize, loff } smp_rmb(); err |= copy_to_user(buf, mcelog.entry + i, sizeof(struct mce)); - buf += sizeof(struct mce); + buf += sizeof(struct mce); timeout: ; - } + } memset(mcelog.entry, 0, next * sizeof(struct mce)); mcelog.next = 0; synchronize_sched(); - /* Collect entries that were still getting written before the synchronize. */ - + /* + * Collect entries that were still getting written before the + * synchronize. + */ on_each_cpu(collect_tscs, cpu_tsc, 1, 1); - for (i = next; i < MCE_LOG_LEN; i++) { - if (mcelog.entry[i].finished && - mcelog.entry[i].tsc < cpu_tsc[mcelog.entry[i].cpu]) { - err |= copy_to_user(buf, mcelog.entry+i, sizeof(struct mce)); + for (i = next; i < MCE_LOG_LEN; i++) { + if (mcelog.entry[i].finished && + mcelog.entry[i].tsc < cpu_tsc[mcelog.entry[i].cpu]) { + err |= copy_to_user(buf, mcelog.entry+i, + sizeof(struct mce)); smp_rmb(); buf += sizeof(struct mce); memset(&mcelog.entry[i], 0, sizeof(struct mce)); } - } + } up(&mce_read_sem); kfree(cpu_tsc); - return err ? -EFAULT : buf - ubuf; + return err ? -EFAULT : buf - ubuf; } static unsigned int mce_poll(struct file *file, poll_table *wait) @@ -628,26 +634,29 @@ static unsigned int mce_poll(struct file *file, poll_table *wait) return 0; } -static int mce_ioctl(struct inode *i, struct file *f,unsigned int cmd, unsigned long arg) +static int mce_ioctl(struct inode *i, struct file *f,unsigned int cmd, + unsigned long arg) { int __user *p = (int __user *)arg; + if (!capable(CAP_SYS_ADMIN)) - return -EPERM; + return -EPERM; switch (cmd) { - case MCE_GET_RECORD_LEN: + case MCE_GET_RECORD_LEN: return put_user(sizeof(struct mce), p); case MCE_GET_LOG_LEN: - return put_user(MCE_LOG_LEN, p); + return put_user(MCE_LOG_LEN, p); case MCE_GETCLEAR_FLAGS: { unsigned flags; - do { + + do { flags = mcelog.flags; - } while (cmpxchg(&mcelog.flags, flags, 0) != flags); - return put_user(flags, p); + } while (cmpxchg(&mcelog.flags, flags, 0) != flags); + return put_user(flags, p); } default: - return -ENOTTY; - } + return -ENOTTY; + } } static const struct file_operations mce_chrdev_ops = { @@ -678,10 +687,9 @@ void __init restart_mce(void) set_in_cr4(X86_CR4_MCE); } -/* - * Old style boot options parsing. Only for compatibility. +/* + * Old style boot options parsing. Only for compatibility. */ - static int __init mcheck_disable(char *str) { mce_dont_init = 1; @@ -702,16 +710,16 @@ static int __init mcheck_enable(char *str) else if (isdigit(str[0])) get_option(&str, &tolerant); else - printk("mce= argument %s ignored. Please use /sys", str); + printk("mce= argument %s ignored. Please use /sys", str); return 1; } __setup("nomce", mcheck_disable); __setup("mce=", mcheck_enable); -/* +/* * Sysfs support - */ + */ /* On resume clear all MCE state. Don't want to see leftovers from the BIOS. Only one CPU is active at this time, the others get readded later using @@ -723,12 +731,12 @@ static int mce_resume(struct sys_device *dev) } /* Reinit MCEs after user configuration changes */ -static void mce_restart(void) -{ +static void mce_restart(void) +{ if (next_interval) cancel_delayed_work(&mcheck_work); /* Timer race is harmless here */ - on_each_cpu(mce_init, NULL, 1, 1); + on_each_cpu(mce_init, NULL, 1, 1); next_interval = check_interval * HZ; if (next_interval) schedule_delayed_work(&mcheck_work, @@ -744,17 +752,17 @@ DEFINE_PER_CPU(struct sys_device, device_mce); /* Why are there no generic functions for this? */ #define ACCESSOR(name, var, start) \ - static ssize_t show_ ## name(struct sys_device *s, char *buf) { \ - return sprintf(buf, "%lx\n", (unsigned long)var); \ - } \ + static ssize_t show_ ## name(struct sys_device *s, char *buf) { \ + return sprintf(buf, "%lx\n", (unsigned long)var); \ + } \ static ssize_t set_ ## name(struct sys_device *s,const char *buf,size_t siz) { \ - char *end; \ - unsigned long new = simple_strtoul(buf, &end, 0); \ - if (end == buf) return -EINVAL; \ - var = new; \ - start; \ - return end-buf; \ - } \ + char *end; \ + unsigned long new = simple_strtoul(buf, &end, 0); \ + if (end == buf) return -EINVAL; \ + var = new; \ + start; \ + return end-buf; \ + } \ static SYSDEV_ATTR(name, 0644, show_ ## name, set_ ## name); /* TBD should generate these dynamically based on number of available banks */ diff --git a/arch/x86/kernel/mce_amd_64.c b/arch/x86/kernel/cpu/mcheck/mce_amd_64.c index 752fb16a817..752fb16a817 100644 --- a/arch/x86/kernel/mce_amd_64.c +++ b/arch/x86/kernel/cpu/mcheck/mce_amd_64.c diff --git a/arch/x86/kernel/mce_intel_64.c b/arch/x86/kernel/cpu/mcheck/mce_intel_64.c index c17eaf5dd6d..c17eaf5dd6d 100644 --- a/arch/x86/kernel/mce_intel_64.c +++ b/arch/x86/kernel/cpu/mcheck/mce_intel_64.c diff --git a/arch/x86/kernel/crash_32.c b/arch/x86/kernel/crash.c index 53589d1b1a0..af0253f94a9 100644 --- a/arch/x86/kernel/crash_32.c +++ b/arch/x86/kernel/crash.c @@ -1,5 +1,5 @@ /* - * Architecture specific (i386) functions for kexec based crash dumps. + * Architecture specific (i386/x86_64) functions for kexec based crash dumps. * * Created by: Hariprasad Nellitheertha (hari@in.ibm.com) * @@ -25,8 +25,11 @@ #include <linux/kdebug.h> #include <asm/smp.h> +#ifdef X86_32 #include <mach_ipi.h> - +#else +#include <asm/mach_apic.h> +#endif /* This keeps a track of which one is crashing cpu. */ static int crashing_cpu; @@ -38,7 +41,9 @@ static int crash_nmi_callback(struct notifier_block *self, unsigned long val, void *data) { struct pt_regs *regs; +#ifdef X86_32 struct pt_regs fixed_regs; +#endif int cpu; if (val != DIE_NMI_IPI) @@ -55,10 +60,12 @@ static int crash_nmi_callback(struct notifier_block *self, return NOTIFY_STOP; local_irq_disable(); +#ifdef X86_32 if (!user_mode_vm(regs)) { crash_fixup_ss_esp(&fixed_regs, regs); regs = &fixed_regs; } +#endif crash_save_cpu(regs, cpu); disable_local_APIC(); atomic_dec(&waiting_for_crash_ipi); diff --git a/arch/x86/kernel/crash_64.c b/arch/x86/kernel/crash_64.c deleted file mode 100644 index 13432a1ae90..00000000000 --- a/arch/x86/kernel/crash_64.c +++ /dev/null @@ -1,135 +0,0 @@ -/* - * Architecture specific (x86_64) functions for kexec based crash dumps. - * - * Created by: Hariprasad Nellitheertha (hari@in.ibm.com) - * - * Copyright (C) IBM Corporation, 2004. All rights reserved. - * - */ - -#include <linux/init.h> -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/smp.h> -#include <linux/irq.h> -#include <linux/reboot.h> -#include <linux/kexec.h> -#include <linux/delay.h> -#include <linux/elf.h> -#include <linux/elfcore.h> -#include <linux/kdebug.h> - -#include <asm/processor.h> -#include <asm/hardirq.h> -#include <asm/nmi.h> -#include <asm/hw_irq.h> -#include <asm/mach_apic.h> - -/* This keeps a track of which one is crashing cpu. */ -static int crashing_cpu; - -#ifdef CONFIG_SMP -static atomic_t waiting_for_crash_ipi; - -static int crash_nmi_callback(struct notifier_block *self, - unsigned long val, void *data) -{ - struct pt_regs *regs; - int cpu; - - if (val != DIE_NMI_IPI) - return NOTIFY_OK; - - regs = ((struct die_args *)data)->regs; - cpu = raw_smp_processor_id(); - - /* - * Don't do anything if this handler is invoked on crashing cpu. - * Otherwise, system will completely hang. Crashing cpu can get - * an NMI if system was initially booted with nmi_watchdog parameter. - */ - if (cpu == crashing_cpu) - return NOTIFY_STOP; - local_irq_disable(); - - crash_save_cpu(regs, cpu); - disable_local_APIC(); - atomic_dec(&waiting_for_crash_ipi); - /* Assume hlt works */ - for(;;) - halt(); - - return 1; -} - -static void smp_send_nmi_allbutself(void) -{ - send_IPI_allbutself(NMI_VECTOR); -} - -/* - * This code is a best effort heuristic to get the - * other cpus to stop executing. So races with - * cpu hotplug shouldn't matter. - */ - -static struct notifier_block crash_nmi_nb = { - .notifier_call = crash_nmi_callback, -}; - -static void nmi_shootdown_cpus(void) -{ - unsigned long msecs; - - atomic_set(&waiting_for_crash_ipi, num_online_cpus() - 1); - if (register_die_notifier(&crash_nmi_nb)) - return; /* return what? */ - - /* - * Ensure the new callback function is set before sending - * out the NMI - */ - wmb(); - - smp_send_nmi_allbutself(); - - msecs = 1000; /* Wait at most a second for the other cpus to stop */ - while ((atomic_read(&waiting_for_crash_ipi) > 0) && msecs) { - mdelay(1); - msecs--; - } - /* Leave the nmi callback set */ - disable_local_APIC(); -} -#else -static void nmi_shootdown_cpus(void) -{ - /* There are no cpus to shootdown */ -} -#endif - -void machine_crash_shutdown(struct pt_regs *regs) -{ - /* - * This function is only called after the system - * has panicked or is otherwise in a critical state. - * The minimum amount of code to allow a kexec'd kernel - * to run successfully needs to happen here. - * - * In practice this means shooting down the other cpus in - * an SMP system. - */ - /* The kernel is broken so disable interrupts */ - local_irq_disable(); - - /* Make a note of crashing cpu. Will be used in NMI callback.*/ - crashing_cpu = smp_processor_id(); - nmi_shootdown_cpus(); - - if(cpu_has_apic) - disable_local_APIC(); - - disable_IO_APIC(); - - crash_save_cpu(regs, smp_processor_id()); -} diff --git a/arch/x86/kernel/head_32.S b/arch/x86/kernel/head_32.S index 00b1c2c5645..374b7ece896 100644 --- a/arch/x86/kernel/head_32.S +++ b/arch/x86/kernel/head_32.S @@ -124,12 +124,7 @@ ENTRY(startup_32) movsl movl boot_params - __PAGE_OFFSET + NEW_CL_POINTER,%esi andl %esi,%esi - jnz 2f # New command line protocol - cmpw $(OLD_CL_MAGIC),OLD_CL_MAGIC_ADDR - jne 1f - movzwl OLD_CL_OFFSET,%esi - addl $(OLD_CL_BASE_ADDR),%esi -2: + jz 1f # No comand line movl $(boot_command_line - __PAGE_OFFSET),%edi movl $(COMMAND_LINE_SIZE/4),%ecx rep diff --git a/arch/x86/kernel/quirks.c b/arch/x86/kernel/quirks.c index a4ce1911efd..fab30e13483 100644 --- a/arch/x86/kernel/quirks.c +++ b/arch/x86/kernel/quirks.c @@ -60,7 +60,8 @@ static enum { NONE_FORCE_HPET_RESUME, OLD_ICH_FORCE_HPET_RESUME, ICH_FORCE_HPET_RESUME, - VT8237_FORCE_HPET_RESUME + VT8237_FORCE_HPET_RESUME, + NVIDIA_FORCE_HPET_RESUME, } force_hpet_resume_type; static void __iomem *rcba_base; @@ -321,6 +322,55 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8235, DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8237, vt8237_force_enable_hpet); +/* + * Undocumented chipset feature taken from LinuxBIOS. + */ +static void nvidia_force_hpet_resume(void) +{ + pci_write_config_dword(cached_dev, 0x44, 0xfed00001); + printk(KERN_DEBUG "Force enabled HPET at resume\n"); +} + +static void nvidia_force_enable_hpet(struct pci_dev *dev) +{ + u32 uninitialized_var(val); + + if (!hpet_force_user || hpet_address || force_hpet_address) + return; + + pci_write_config_dword(dev, 0x44, 0xfed00001); + pci_read_config_dword(dev, 0x44, &val); + force_hpet_address = val & 0xfffffffe; + force_hpet_resume_type = NVIDIA_FORCE_HPET_RESUME; + printk(KERN_DEBUG "Force enabled HPET at base address 0x%lx\n", + force_hpet_address); + cached_dev = dev; + return; +} + +/* ISA Bridges */ +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NVIDIA, 0x0050, + nvidia_force_enable_hpet); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NVIDIA, 0x0051, + nvidia_force_enable_hpet); + +/* LPC bridges */ +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NVIDIA, 0x0360, + nvidia_force_enable_hpet); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NVIDIA, 0x0361, + nvidia_force_enable_hpet); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NVIDIA, 0x0362, + nvidia_force_enable_hpet); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NVIDIA, 0x0363, + nvidia_force_enable_hpet); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NVIDIA, 0x0364, + nvidia_force_enable_hpet); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NVIDIA, 0x0365, + nvidia_force_enable_hpet); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NVIDIA, 0x0366, + nvidia_force_enable_hpet); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NVIDIA, 0x0367, + nvidia_force_enable_hpet); void force_hpet_resume(void) { @@ -334,6 +384,9 @@ void force_hpet_resume(void) case VT8237_FORCE_HPET_RESUME: return vt8237_force_hpet_resume(); + case NVIDIA_FORCE_HPET_RESUME: + return nvidia_force_hpet_resume(); + default: break; } diff --git a/arch/x86/kernel/smpboot_64.c b/arch/x86/kernel/smpboot_64.c index b7e768dd87c..500670c93d8 100644 --- a/arch/x86/kernel/smpboot_64.c +++ b/arch/x86/kernel/smpboot_64.c @@ -388,7 +388,7 @@ static void inquire_remote_apic(int apicid) printk(KERN_INFO "Inquiring remote APIC #%d...\n", apicid); - for (i = 0; i < sizeof(regs) / sizeof(*regs); i++) { + for (i = 0; i < ARRAY_SIZE(regs); i++) { printk("... APIC #%d %s: ", apicid, names[i]); /* diff --git a/arch/x86/kernel/suspend_64.c b/arch/x86/kernel/suspend_64.c index bc9f59c246f..db284ef44d5 100644 --- a/arch/x86/kernel/suspend_64.c +++ b/arch/x86/kernel/suspend_64.c @@ -19,12 +19,6 @@ extern const void __nosave_begin, __nosave_end; struct saved_context saved_context; -unsigned long saved_context_eax, saved_context_ebx, saved_context_ecx, saved_context_edx; -unsigned long saved_context_esp, saved_context_ebp, saved_context_esi, saved_context_edi; -unsigned long saved_context_r08, saved_context_r09, saved_context_r10, saved_context_r11; -unsigned long saved_context_r12, saved_context_r13, saved_context_r14, saved_context_r15; -unsigned long saved_context_eflags; - void __save_processor_state(struct saved_context *ctxt) { kernel_fpu_begin(); diff --git a/arch/x86/kernel/suspend_asm_64.S b/arch/x86/kernel/suspend_asm_64.S index 48344b666d2..72f952103e5 100644 --- a/arch/x86/kernel/suspend_asm_64.S +++ b/arch/x86/kernel/suspend_asm_64.S @@ -17,24 +17,24 @@ #include <asm/asm-offsets.h> ENTRY(swsusp_arch_suspend) - - movq %rsp, saved_context_esp(%rip) - movq %rax, saved_context_eax(%rip) - movq %rbx, saved_context_ebx(%rip) - movq %rcx, saved_context_ecx(%rip) - movq %rdx, saved_context_edx(%rip) - movq %rbp, saved_context_ebp(%rip) - movq %rsi, saved_context_esi(%rip) - movq %rdi, saved_context_edi(%rip) - movq %r8, saved_context_r08(%rip) - movq %r9, saved_context_r09(%rip) - movq %r10, saved_context_r10(%rip) - movq %r11, saved_context_r11(%rip) - movq %r12, saved_context_r12(%rip) - movq %r13, saved_context_r13(%rip) - movq %r14, saved_context_r14(%rip) - movq %r15, saved_context_r15(%rip) - pushfq ; popq saved_context_eflags(%rip) + movq $saved_context, %rax + movq %rsp, pt_regs_rsp(%rax) + movq %rbp, pt_regs_rbp(%rax) + movq %rsi, pt_regs_rsi(%rax) + movq %rdi, pt_regs_rdi(%rax) + movq %rbx, pt_regs_rbx(%rax) + movq %rcx, pt_regs_rcx(%rax) + movq %rdx, pt_regs_rdx(%rax) + movq %r8, pt_regs_r8(%rax) + movq %r9, pt_regs_r9(%rax) + movq %r10, pt_regs_r10(%rax) + movq %r11, pt_regs_r11(%rax) + movq %r12, pt_regs_r12(%rax) + movq %r13, pt_regs_r13(%rax) + movq %r14, pt_regs_r14(%rax) + movq %r15, pt_regs_r15(%rax) + pushfq + popq pt_regs_eflags(%rax) /* save the address of restore_registers */ movq $restore_registers, %rax @@ -113,23 +113,25 @@ ENTRY(restore_registers) movq %rcx, %cr3 movq %rax, %cr4; # turn PGE back on - movq saved_context_esp(%rip), %rsp - movq saved_context_ebp(%rip), %rbp - /* restore GPRs (we don't restore %rax, it must be 0 anyway) */ - movq saved_context_ebx(%rip), %rbx - movq saved_context_ecx(%rip), %rcx - movq saved_context_edx(%rip), %rdx - movq saved_context_esi(%rip), %rsi - movq saved_context_edi(%rip), %rdi - movq saved_context_r08(%rip), %r8 - movq saved_context_r09(%rip), %r9 - movq saved_context_r10(%rip), %r10 - movq saved_context_r11(%rip), %r11 - movq saved_context_r12(%rip), %r12 - movq saved_context_r13(%rip), %r13 - movq saved_context_r14(%rip), %r14 - movq saved_context_r15(%rip), %r15 - pushq saved_context_eflags(%rip) ; popfq + /* We don't restore %rax, it must be 0 anyway */ + movq $saved_context, %rax + movq pt_regs_rsp(%rax), %rsp + movq pt_regs_rbp(%rax), %rbp + movq pt_regs_rsi(%rax), %rsi + movq pt_regs_rdi(%rax), %rdi + movq pt_regs_rbx(%rax), %rbx + movq pt_regs_rcx(%rax), %rcx + movq pt_regs_rdx(%rax), %rdx + movq pt_regs_r8(%rax), %r8 + movq pt_regs_r9(%rax), %r9 + movq pt_regs_r10(%rax), %r10 + movq pt_regs_r11(%rax), %r11 + movq pt_regs_r12(%rax), %r12 + movq pt_regs_r13(%rax), %r13 + movq pt_regs_r14(%rax), %r14 + movq pt_regs_r15(%rax), %r15 + pushq pt_regs_eflags(%rax) + popfq xorq %rax, %rax diff --git a/arch/x86/kernel/tsc_32.c b/arch/x86/kernel/tsc_32.c index d78444c788a..9ebc0dab66b 100644 --- a/arch/x86/kernel/tsc_32.c +++ b/arch/x86/kernel/tsc_32.c @@ -131,38 +131,43 @@ unsigned long native_calculate_cpu_khz(void) { unsigned long long start, end; unsigned long count; - u64 delta64; + u64 delta64 = (u64)ULLONG_MAX; int i; unsigned long flags; local_irq_save(flags); - /* run 3 times to ensure the cache is warm */ + /* run 3 times to ensure the cache is warm and to get an accurate reading */ for (i = 0; i < 3; i++) { mach_prepare_counter(); rdtscll(start); mach_countup(&count); rdtscll(end); - } - /* - * Error: ECTCNEVERSET - * The CTC wasn't reliable: we got a hit on the very first read, - * or the CPU was so fast/slow that the quotient wouldn't fit in - * 32 bits.. - */ - if (count <= 1) - goto err; - delta64 = end - start; + /* + * Error: ECTCNEVERSET + * The CTC wasn't reliable: we got a hit on the very first read, + * or the CPU was so fast/slow that the quotient wouldn't fit in + * 32 bits.. + */ + if (count <= 1) + continue; + + /* cpu freq too slow: */ + if ((end - start) <= CALIBRATE_TIME_MSEC) + continue; + + /* + * We want the minimum time of all runs in case one of them + * is inaccurate due to SMI or other delay + */ + delta64 = min(delta64, (end - start)); + } - /* cpu freq too fast: */ + /* cpu freq too fast (or every run was bad): */ if (delta64 > (1ULL<<32)) goto err; - /* cpu freq too slow: */ - if (delta64 <= CALIBRATE_TIME_MSEC) - goto err; - delta64 += CALIBRATE_TIME_MSEC/2; /* round for do_div */ do_div(delta64,CALIBRATE_TIME_MSEC); diff --git a/arch/x86/oprofile/Kconfig b/arch/x86/oprofile/Kconfig deleted file mode 100644 index d8a84088471..00000000000 --- a/arch/x86/oprofile/Kconfig +++ /dev/null @@ -1,17 +0,0 @@ -config PROFILING - bool "Profiling support (EXPERIMENTAL)" - help - Say Y here to enable the extended profiling support mechanisms used - by profilers such as OProfile. - - -config OPROFILE - tristate "OProfile system profiling (EXPERIMENTAL)" - depends on PROFILING - help - OProfile is a profiling system capable of profiling the - whole system, include the kernel, kernel modules, libraries, - and applications. - - If unsure, say N. - diff --git a/arch/x86_64/Kconfig b/arch/x86_64/Kconfig index c2d24991bb2..308970aa538 100644 --- a/arch/x86_64/Kconfig +++ b/arch/x86_64/Kconfig @@ -833,6 +833,8 @@ source "drivers/firmware/Kconfig" source fs/Kconfig +source "kernel/Kconfig.instrumentation" + source "arch/x86_64/Kconfig.debug" source "security/Kconfig" diff --git a/arch/x86_64/Makefile b/arch/x86_64/Makefile index 6d89ab762ff..20eb69bd5a6 100644 --- a/arch/x86_64/Makefile +++ b/arch/x86_64/Makefile @@ -24,6 +24,12 @@ # Fill in SRCARCH SRCARCH := x86 +# BITS is used as extension for files which are available in a 32 bit +# and a 64 bit version to simplify shared Makefiles. +# e.g.: obj-y += foo_$(BITS).o +BITS := 64 +export BITS + LDFLAGS := -m elf_x86_64 OBJCOPYFLAGS := -O binary -R .note -R .comment -S LDFLAGS_vmlinux := diff --git a/drivers/Makefile b/drivers/Makefile index 560496b4330..8cb37e3557d 100644 --- a/drivers/Makefile +++ b/drivers/Makefile @@ -34,7 +34,6 @@ obj-$(CONFIG_NUBUS) += nubus/ obj-$(CONFIG_ATM) += atm/ obj-y += macintosh/ obj-$(CONFIG_IDE) += ide/ -obj-$(CONFIG_FC4) += fc4/ obj-$(CONFIG_SCSI) += scsi/ obj-$(CONFIG_ATA) += ata/ obj-$(CONFIG_FUSION) += message/ diff --git a/drivers/fc4/Kconfig b/drivers/fc4/Kconfig deleted file mode 100644 index 345dbe6f10d..00000000000 --- a/drivers/fc4/Kconfig +++ /dev/null @@ -1,81 +0,0 @@ -# -# FC4 device configuration -# - -menu "Fibre Channel support" - -config FC4 - tristate "Fibre Channel and FC4 SCSI support" - ---help--- - Fibre Channel is a high speed serial protocol mainly used to - connect large storage devices to the computer; it is compatible with - and intended to replace SCSI. - - This is an experimental support for storage arrays connected to your - computer using optical fibre cables and the "X3.269-199X Fibre - Channel Protocol for SCSI" specification. If you want to use this, - you need to say Y here and to "SCSI support" as well as to the - drivers for the storage array itself and for the interface adapter - such as SOC or SOC+. This subsystem could even serve for IP - networking, with some code extensions. - - If unsure, say N. - -comment "FC4 drivers" - depends on FC4 - -config FC4_SOC - tristate "Sun SOC/Sbus" - depends on FC4!=n && SPARC - help - Serial Optical Channel is an interface card with one or two Fibre - Optic ports, each of which can be connected to a disk array. Note - that if you have older firmware in the card, you'll need the - microcode from the Solaris driver to make it work. - - To compile this support as a module, choose M here: the module will - be called soc. - -config FC4_SOCAL - tristate "Sun SOC+ (aka SOCAL)" - depends on FC4!=n && SPARC - ---help--- - Serial Optical Channel Plus is an interface card with up to two - Fibre Optic ports. This card supports FC Arbitrated Loop (usually - A5000 or internal FC disks in E[3-6]000 machines through the - Interface Board). You'll probably need the microcode from the - Solaris driver to make it work. - - To compile this support as a module, choose M here: the module will - be called socal. - -comment "FC4 targets" - depends on FC4 - -config SCSI_PLUTO - tristate "SparcSTORAGE Array 100 and 200 series" - depends on FC4!=n && SCSI - help - If you never bought a disk array made by Sun, go with N. - - To compile this support as a module, choose M here: the module will - be called pluto. - -config SCSI_FCAL - tristate "Sun Enterprise Network Array (A5000 and EX500)" if SPARC - depends on FC4!=n && SCSI - help - This driver drives FC-AL disks connected through a Fibre Channel - card using the drivers/fc4 layer (currently only SOCAL). The most - common is either A5000 array or internal disks in E[3-6]000 - machines. - - To compile this support as a module, choose M here: the module will - be called fcal. - -config SCSI_FCAL - prompt "Generic FC-AL disk driver" - depends on FC4!=n && SCSI && !SPARC - -endmenu - diff --git a/drivers/fc4/Makefile b/drivers/fc4/Makefile deleted file mode 100644 index 0db3fbb553e..00000000000 --- a/drivers/fc4/Makefile +++ /dev/null @@ -1,9 +0,0 @@ -# -# Makefile for the Linux Fibre Channel device drivers. -# - -fc4-objs := fc.o fc_syms.o - -obj-$(CONFIG_FC4) += fc4.o -obj-$(CONFIG_FC4_SOC) += soc.o -obj-$(CONFIG_FC4_SOCAL) += socal.o diff --git a/drivers/fc4/fc-al.h b/drivers/fc4/fc-al.h deleted file mode 100644 index 62d3ca436d7..00000000000 --- a/drivers/fc4/fc-al.h +++ /dev/null @@ -1,27 +0,0 @@ -/* fc-al.h: Definitions for Fibre Channel Arbitrated Loop topology. - * - * Copyright (C) 1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz) - * - * Sources: - * Fibre Channel Arbitrated Loop (FC-AL), ANSI, Rev. 4.5, 1995 - */ - -#ifndef __FC_AL_H -#define __FC_AL_H - -/* Loop initialization payloads */ -#define FC_AL_LISM 0x11010000 /* Select Master, 12B payload */ -#define FC_AL_LIFA 0x11020000 /* Fabric Assign AL_PA bitmap, 20B payload */ -#define FC_AL_LIPA 0x11030000 /* Previously Acquired AL_PA bitmap, 20B payload */ -#define FC_AL_LIHA 0x11040000 /* Hard Assigned AL_PA bitmap, 20B payload */ -#define FC_AL_LISA 0x11050000 /* Soft Assigned AL_PA bitmap, 20B payload */ -#define FC_AL_LIRP 0x11060000 /* Report AL_PA position map, 132B payload */ -#define FC_AL_LILP 0x11070000 /* Loop AL_PA position map, 132B payload */ - -typedef struct { - u32 magic; - u8 len; - u8 alpa[127]; -} fc_al_posmap; - -#endif /* !(__FC_H) */ diff --git a/drivers/fc4/fc.c b/drivers/fc4/fc.c deleted file mode 100644 index 82de9e1adb1..00000000000 --- a/drivers/fc4/fc.c +++ /dev/null @@ -1,1146 +0,0 @@ -/* fc.c: Generic Fibre Channel and FC4 SCSI driver. - * - * Copyright (C) 1997,1998,1999 Jakub Jelinek (jj@ultra.linux.cz) - * Copyright (C) 1997,1998 Jirka Hanika (geo@ff.cuni.cz) - * - * There are two kinds of Fibre Channel adapters used in Linux. Either - * the adapter is "smart" and does all FC bookkeeping by itself and - * just presents a standard SCSI interface to the operating system - * (that's e.g. the case with Qlogic FC cards), or leaves most of the FC - * bookkeeping to the OS (e.g. soc, socal). Drivers for the former adapters - * will look like normal SCSI drivers (with the exception of max_id will be - * usually 127), the latter on the other side allows SCSI, IP over FC and other - * protocols. This driver tree is for the latter adapters. - * - * This file should support both Point-to-Point and Arbitrated Loop topologies. - * - * Sources: - * Fibre Channel Physical & Signaling Interface (FC-PH), dpANS, 1994 - * dpANS Fibre Channel Protocol for SCSI (X3.269-199X), Rev. 012, 1995 - * Fibre Channel Arbitrated Loop (FC-AL), Rev. 4.5, 1995 - * Fibre Channel Private Loop SCSI Direct Attach (FC-PLDA), Rev. 2.1, 1997 - */ - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/jiffies.h> -#include <linux/types.h> -#include <linux/fcntl.h> -#include <linux/interrupt.h> -#include <linux/ptrace.h> -#include <linux/ioport.h> -#include <linux/in.h> -#include <linux/slab.h> -#include <linux/string.h> -#include <linux/init.h> - -#include <asm/pgtable.h> -#include <asm/irq.h> -#include <asm/semaphore.h> -#include "fcp_impl.h" -#include <scsi/scsi_host.h> - -/* #define FCDEBUG */ - -#define fc_printk printk ("%s: ", fc->name); printk - -#ifdef FCDEBUG -#define FCD(x) fc_printk x; -#define FCND(x) printk ("FC: "); printk x; -#else -#define FCD(x) -#define FCND(x) -#endif - -#ifdef __sparc__ -#define dma_alloc_consistent(d,s,p) sbus_alloc_consistent(d,s,p) -#define dma_free_consistent(d,s,v,h) sbus_free_consistent(d,s,v,h) -#define dma_map_single(d,v,s,dir) sbus_map_single(d,v,s,dir) -#define dma_unmap_single(d,h,s,dir) sbus_unmap_single(d,h,s,dir) -#define dma_map_sg(d,s,n,dir) sbus_map_sg(d,s,n,dir) -#define dma_unmap_sg(d,s,n,dir) sbus_unmap_sg(d,s,n,dir) -#else -#define dma_alloc_consistent(d,s,p) pci_alloc_consistent(d,s,p) -#define dma_free_consistent(d,s,v,h) pci_free_consistent(d,s,v,h) -#define dma_map_single(d,v,s,dir) pci_map_single(d,v,s,dir) -#define dma_unmap_single(d,h,s,dir) pci_unmap_single(d,h,s,dir) -#define dma_map_sg(d,s,n,dir) pci_map_sg(d,s,n,dir) -#define dma_unmap_sg(d,s,n,dir) pci_unmap_sg(d,s,n,dir) -#endif - -#define FCP_CMND(SCpnt) ((fcp_cmnd *)&(SCpnt->SCp)) -#define FC_SCMND(SCpnt) ((fc_channel *)(SCpnt->device->host->hostdata[0])) -#define SC_FCMND(fcmnd) ((struct scsi_cmnd *)((long)fcmnd - (long)&(((struct scsi_cmnd *)0)->SCp))) - -static int fcp_scsi_queue_it(fc_channel *, struct scsi_cmnd *, fcp_cmnd *, int); -void fcp_queue_empty(fc_channel *); - -static void fcp_scsi_insert_queue (fc_channel *fc, fcp_cmnd *fcmd) -{ - if (!fc->scsi_que) { - fc->scsi_que = fcmd; - fcmd->next = fcmd; - fcmd->prev = fcmd; - } else { - fc->scsi_que->prev->next = fcmd; - fcmd->prev = fc->scsi_que->prev; - fc->scsi_que->prev = fcmd; - fcmd->next = fc->scsi_que; - } -} - -static void fcp_scsi_remove_queue (fc_channel *fc, fcp_cmnd *fcmd) -{ - if (fcmd == fcmd->next) { - fc->scsi_que = NULL; - return; - } - if (fcmd == fc->scsi_que) - fc->scsi_que = fcmd->next; - fcmd->prev->next = fcmd->next; - fcmd->next->prev = fcmd->prev; -} - -fc_channel *fc_channels = NULL; - -#define LSMAGIC 620829043 -typedef struct { - /* Must be first */ - struct semaphore sem; - int magic; - int count; - logi *logi; - fcp_cmnd *fcmds; - atomic_t todo; - struct timer_list timer; - unsigned char grace[0]; -} ls; - -#define LSOMAGIC 654907799 -typedef struct { - /* Must be first */ - struct semaphore sem; - int magic; - int count; - fcp_cmnd *fcmds; - atomic_t todo; - struct timer_list timer; -} lso; - -#define LSEMAGIC 84482456 -typedef struct { - /* Must be first */ - struct semaphore sem; - int magic; - int status; - struct timer_list timer; -} lse; - -static void fcp_login_timeout(unsigned long data) -{ - ls *l = (ls *)data; - FCND(("Login timeout\n")) - up(&l->sem); -} - -static void fcp_login_done(fc_channel *fc, int i, int status) -{ - fcp_cmnd *fcmd; - logi *plogi; - fc_hdr *fch; - ls *l = (ls *)fc->ls; - - FCD(("Login done %d %d\n", i, status)) - if (i < l->count) { - if (fc->state == FC_STATE_FPORT_OK) { - FCD(("Additional FPORT_OK received with status %d\n", status)) - return; - } - switch (status) { - case FC_STATUS_OK: /* Oh, we found a fabric */ - case FC_STATUS_P_RJT: /* Oh, we haven't found any */ - fc->state = FC_STATE_FPORT_OK; - fcmd = l->fcmds + i; - plogi = l->logi + 3 * i; - dma_unmap_single (fc->dev, fcmd->cmd, 3 * sizeof(logi), - DMA_BIDIRECTIONAL); - plogi->code = LS_PLOGI; - memcpy (&plogi->nport_wwn, &fc->wwn_nport, sizeof(fc_wwn)); - memcpy (&plogi->node_wwn, &fc->wwn_node, sizeof(fc_wwn)); - memcpy (&plogi->common, fc->common_svc, sizeof(common_svc_parm)); - memcpy (&plogi->class1, fc->class_svcs, 3*sizeof(svc_parm)); - fch = &fcmd->fch; - fcmd->token += l->count; - FILL_FCHDR_RCTL_DID(fch, R_CTL_ELS_REQ, fc->did); - FILL_FCHDR_SID(fch, fc->sid); -#ifdef FCDEBUG - { - int i; - unsigned *x = (unsigned *)plogi; - printk ("logi: "); - for (i = 0; i < 21; i++) - printk ("%08x ", x[i]); - printk ("\n"); - } -#endif - fcmd->cmd = dma_map_single (fc->dev, plogi, 3 * sizeof(logi), - DMA_BIDIRECTIONAL); - fcmd->rsp = fcmd->cmd + 2 * sizeof(logi); - if (fc->hw_enque (fc, fcmd)) - printk ("FC: Cannot enque PLOGI packet on %s\n", fc->name); - break; - case FC_STATUS_ERR_OFFLINE: - fc->state = FC_STATE_MAYBEOFFLINE; - FCD (("FC is offline %d\n", l->grace[i])) - break; - default: - printk ("FLOGI failed for %s with status %d\n", fc->name, status); - /* Do some sort of error recovery here */ - break; - } - } else { - i -= l->count; - if (fc->state != FC_STATE_FPORT_OK) { - FCD(("Unexpected N-PORT rsp received")) - return; - } - switch (status) { - case FC_STATUS_OK: - plogi = l->logi + 3 * i; - dma_unmap_single (fc->dev, l->fcmds[i].cmd, 3 * sizeof(logi), - DMA_BIDIRECTIONAL); - if (!fc->wwn_dest.lo && !fc->wwn_dest.hi) { - memcpy (&fc->wwn_dest, &plogi[1].node_wwn, sizeof(fc_wwn)); - FCD(("Dest WWN %08x%08x\n", *(u32 *)&fc->wwn_dest, fc->wwn_dest.lo)) - } else if (fc->wwn_dest.lo != plogi[1].node_wwn.lo || - fc->wwn_dest.hi != plogi[1].node_wwn.hi) { - printk ("%s: mismatch in wwns. Got %08x%08x, expected %08x%08x\n", - fc->name, - *(u32 *)&plogi[1].node_wwn, plogi[1].node_wwn.lo, - *(u32 *)&fc->wwn_dest, fc->wwn_dest.lo); - } - fc->state = FC_STATE_ONLINE; - printk ("%s: ONLINE\n", fc->name); - if (atomic_dec_and_test (&l->todo)) - up(&l->sem); - break; - case FC_STATUS_ERR_OFFLINE: - fc->state = FC_STATE_OFFLINE; - dma_unmap_single (fc->dev, l->fcmds[i].cmd, 3 * sizeof(logi), - DMA_BIDIRECTIONAL); - printk ("%s: FC is offline\n", fc->name); - if (atomic_dec_and_test (&l->todo)) - up(&l->sem); - break; - default: - printk ("PLOGI failed for %s with status %d\n", fc->name, status); - /* Do some sort of error recovery here */ - break; - } - } -} - -static void fcp_report_map_done(fc_channel *fc, int i, int status) -{ - fcp_cmnd *fcmd; - fc_hdr *fch; - unsigned char j; - ls *l = (ls *)fc->ls; - fc_al_posmap *p; - - FCD(("Report map done %d %d\n", i, status)) - switch (status) { - case FC_STATUS_OK: /* Ok, let's have a fun on a loop */ - dma_unmap_single (fc->dev, l->fcmds[i].cmd, 3 * sizeof(logi), - DMA_BIDIRECTIONAL); - p = (fc_al_posmap *)(l->logi + 3 * i); -#ifdef FCDEBUG - { - u32 *u = (u32 *)p; - FCD(("%08x\n", u[0])) - u ++; - FCD(("%08x.%08x.%08x.%08x.%08x.%08x.%08x.%08x\n", u[0],u[1],u[2],u[3],u[4],u[5],u[6],u[7])) - } -#endif - if ((p->magic & 0xffff0000) != FC_AL_LILP || !p->len) { - printk ("FC: Bad magic from REPORT_AL_MAP on %s - %08x\n", fc->name, p->magic); - fc->state = FC_STATE_OFFLINE; - } else { - fc->posmap = kzalloc(sizeof(fcp_posmap)+p->len, GFP_KERNEL); - if (!fc->posmap) { - printk("FC: Not enough memory, offlining channel\n"); - fc->state = FC_STATE_OFFLINE; - } else { - int k; - /* FIXME: This is where SOCAL transfers our AL-PA. - Keep it here till we found out what other cards do... */ - fc->sid = (p->magic & 0xff); - for (i = 0; i < p->len; i++) - if (p->alpa[i] == fc->sid) - break; - k = p->len; - if (i == p->len) - i = 0; - else { - p->len--; - i++; - } - fc->posmap->len = p->len; - for (j = 0; j < p->len; j++) { - if (i == k) i = 0; - fc->posmap->list[j] = p->alpa[i++]; - } - fc->state = FC_STATE_ONLINE; - } - } - printk ("%s: ONLINE\n", fc->name); - if (atomic_dec_and_test (&l->todo)) - up(&l->sem); - break; - case FC_STATUS_POINTTOPOINT: /* We're Point-to-Point, no AL... */ - FCD(("SID %d DID %d\n", fc->sid, fc->did)) - fcmd = l->fcmds + i; - dma_unmap_single(fc->dev, fcmd->cmd, 3 * sizeof(logi), - DMA_BIDIRECTIONAL); - fch = &fcmd->fch; - memset(l->logi + 3 * i, 0, 3 * sizeof(logi)); - FILL_FCHDR_RCTL_DID(fch, R_CTL_ELS_REQ, FS_FABRIC_F_PORT); - FILL_FCHDR_SID(fch, 0); - FILL_FCHDR_TYPE_FCTL(fch, TYPE_EXTENDED_LS, F_CTL_FIRST_SEQ | F_CTL_SEQ_INITIATIVE); - FILL_FCHDR_SEQ_DF_SEQ(fch, 0, 0, 0); - FILL_FCHDR_OXRX(fch, 0xffff, 0xffff); - fch->param = 0; - l->logi [3 * i].code = LS_FLOGI; - fcmd->cmd = dma_map_single (fc->dev, l->logi + 3 * i, 3 * sizeof(logi), - DMA_BIDIRECTIONAL); - fcmd->rsp = fcmd->cmd + sizeof(logi); - fcmd->cmdlen = sizeof(logi); - fcmd->rsplen = sizeof(logi); - fcmd->data = (dma_addr_t)NULL; - fcmd->class = FC_CLASS_SIMPLE; - fcmd->proto = TYPE_EXTENDED_LS; - if (fc->hw_enque (fc, fcmd)) - printk ("FC: Cannot enque FLOGI packet on %s\n", fc->name); - break; - case FC_STATUS_ERR_OFFLINE: - fc->state = FC_STATE_MAYBEOFFLINE; - FCD (("FC is offline %d\n", l->grace[i])) - break; - default: - printk ("FLOGI failed for %s with status %d\n", fc->name, status); - /* Do some sort of error recovery here */ - break; - } -} - -void fcp_register(fc_channel *fc, u8 type, int unregister) -{ - int size, i; - int slots = (fc->can_queue * 3) >> 1; - - FCND(("Going to %sregister\n", unregister ? "un" : "")) - - if (type == TYPE_SCSI_FCP) { - if (!unregister) { - fc->scsi_cmd_pool = (fcp_cmd *) - dma_alloc_consistent (fc->dev, - slots * (sizeof (fcp_cmd) + fc->rsp_size), - &fc->dma_scsi_cmd); - fc->scsi_rsp_pool = (char *)(fc->scsi_cmd_pool + slots); - fc->dma_scsi_rsp = fc->dma_scsi_cmd + slots * sizeof (fcp_cmd); - fc->scsi_bitmap_end = (slots + 63) & ~63; - size = fc->scsi_bitmap_end / 8; - fc->scsi_bitmap = kzalloc (size, GFP_KERNEL); - set_bit (0, fc->scsi_bitmap); - for (i = fc->can_queue; i < fc->scsi_bitmap_end; i++) - set_bit (i, fc->scsi_bitmap); - fc->scsi_free = fc->can_queue; - fc->cmd_slots = kzalloc(slots * sizeof(fcp_cmnd*), GFP_KERNEL); - fc->abort_count = 0; - } else { - fc->scsi_name[0] = 0; - kfree (fc->scsi_bitmap); - kfree (fc->cmd_slots); - FCND(("Unregistering\n")); -#if 0 - if (fc->rst_pkt) { - if (fc->rst_pkt->eh_state == SCSI_STATE_UNUSED) - kfree(fc->rst_pkt); - else { - /* Can't happen. Some memory would be lost. */ - printk("FC: Reset in progress. Now?!"); - } - } -#endif - FCND(("Unregistered\n")); - } - } else - printk ("FC: %segistering unknown type %02x\n", unregister ? "Unr" : "R", type); -} - -static void fcp_scsi_done(struct scsi_cmnd *SCpnt); - -static inline void fcp_scsi_receive(fc_channel *fc, int token, int status, fc_hdr *fch) -{ - fcp_cmnd *fcmd; - fcp_rsp *rsp; - int host_status; - struct scsi_cmnd *SCpnt; - int sense_len; - int rsp_status; - - fcmd = fc->cmd_slots[token]; - if (!fcmd) return; - rsp = (fcp_rsp *) (fc->scsi_rsp_pool + fc->rsp_size * token); - SCpnt = SC_FCMND(fcmd); - - if (SCpnt->done != fcp_scsi_done) - return; - - rsp_status = rsp->fcp_status; - FCD(("rsp_status %08x status %08x\n", rsp_status, status)) - switch (status) { - case FC_STATUS_OK: - host_status=DID_OK; - - if (rsp_status & FCP_STATUS_RESID) { -#ifdef FCDEBUG - FCD(("Resid %d\n", rsp->fcp_resid)) - { - fcp_cmd *cmd = fc->scsi_cmd_pool + token; - int i; - - printk ("Command "); - for (i = 0; i < sizeof(fcp_cmd); i+=4) - printk ("%08x ", *(u32 *)(((char *)cmd)+i)); - printk ("\nResponse "); - for (i = 0; i < fc->rsp_size; i+=4) - printk ("%08x ", *(u32 *)(((char *)rsp)+i)); - printk ("\n"); - } -#endif - } - - if (rsp_status & FCP_STATUS_SENSE_LEN) { - sense_len = rsp->fcp_sense_len; - if (sense_len > sizeof(SCpnt->sense_buffer)) sense_len = sizeof(SCpnt->sense_buffer); - memcpy(SCpnt->sense_buffer, ((char *)(rsp+1)), sense_len); - } - - if (fcmd->data) - dma_unmap_sg(fc->dev, scsi_sglist(SCpnt), - scsi_sg_count(SCpnt), - SCpnt->sc_data_direction); - break; - default: - host_status=DID_ERROR; /* FIXME */ - FCD(("Wrong FC status %d for token %d\n", status, token)) - break; - } - - if (status_byte(rsp_status) == QUEUE_FULL) { - printk ("%s: (%d,%d) Received rsp_status 0x%x\n", fc->name, SCpnt->device->channel, SCpnt->device->id, rsp_status); - } - - SCpnt->result = (host_status << 16) | (rsp_status & 0xff); -#ifdef FCDEBUG - if (host_status || SCpnt->result || rsp_status) printk("FC: host_status %d, packet status %d\n", - host_status, SCpnt->result); -#endif - SCpnt->done = fcmd->done; - fcmd->done=NULL; - clear_bit(token, fc->scsi_bitmap); - fc->scsi_free++; - FCD(("Calling scsi_done with %08x\n", SCpnt->result)) - SCpnt->scsi_done(SCpnt); -} - -void fcp_receive_solicited(fc_channel *fc, int proto, int token, int status, fc_hdr *fch) -{ - int magic; - FCD(("receive_solicited %d %d %d\n", proto, token, status)) - switch (proto) { - case TYPE_SCSI_FCP: - fcp_scsi_receive(fc, token, status, fch); break; - case TYPE_EXTENDED_LS: - case PROTO_REPORT_AL_MAP: - magic = 0; - if (fc->ls) - magic = ((ls *)(fc->ls))->magic; - if (magic == LSMAGIC) { - ls *l = (ls *)fc->ls; - int i = (token >= l->count) ? token - l->count : token; - - /* Let's be sure */ - if ((unsigned)i < l->count && l->fcmds[i].fc == fc) { - if (proto == TYPE_EXTENDED_LS) - fcp_login_done(fc, token, status); - else - fcp_report_map_done(fc, token, status); - break; - } - } - FCD(("fc %p fc->ls %p fc->cmd_slots %p\n", fc, fc->ls, fc->cmd_slots)) - if (proto == TYPE_EXTENDED_LS && !fc->ls && fc->cmd_slots) { - fcp_cmnd *fcmd; - - fcmd = fc->cmd_slots[token]; - if (fcmd && fcmd->ls && ((ls *)(fcmd->ls))->magic == LSEMAGIC) { - lse *l = (lse *)fcmd->ls; - - l->status = status; - up (&l->sem); - } - } - break; - case PROTO_OFFLINE: - if (fc->ls && ((lso *)(fc->ls))->magic == LSOMAGIC) { - lso *l = (lso *)fc->ls; - - if ((unsigned)token < l->count && l->fcmds[token].fc == fc) { - /* Wow, OFFLINE response arrived :) */ - FCD(("OFFLINE Response arrived\n")) - fc->state = FC_STATE_OFFLINE; - if (atomic_dec_and_test (&l->todo)) - up(&l->sem); - } - } - break; - - default: - break; - } -} - -void fcp_state_change(fc_channel *fc, int state) -{ - FCD(("state_change %d %d\n", state, fc->state)) - if (state == FC_STATE_ONLINE && fc->state == FC_STATE_MAYBEOFFLINE) - fc->state = FC_STATE_UNINITED; - else if (state == FC_STATE_ONLINE) - printk (KERN_WARNING "%s: state change to ONLINE\n", fc->name); - else - printk (KERN_ERR "%s: state change to OFFLINE\n", fc->name); -} - -int fcp_initialize(fc_channel *fcchain, int count) -{ - fc_channel *fc; - fcp_cmnd *fcmd; - int i, retry, ret; - ls *l; - - FCND(("fcp_inititialize %08lx\n", (long)fcp_init)) - FCND(("fc_channels %08lx\n", (long)fc_channels)) - FCND((" SID %d DID %d\n", fcchain->sid, fcchain->did)) - l = kzalloc(sizeof (ls) + count, GFP_KERNEL); - if (!l) { - printk ("FC: Cannot allocate memory for initialization\n"); - return -ENOMEM; - } - l->magic = LSMAGIC; - l->count = count; - FCND(("FCP Init for %d channels\n", count)) - init_MUTEX_LOCKED(&l->sem); - init_timer(&l->timer); - l->timer.function = fcp_login_timeout; - l->timer.data = (unsigned long)l; - atomic_set (&l->todo, count); - l->logi = kzalloc (count * 3 * sizeof(logi), GFP_KERNEL); - l->fcmds = kzalloc (count * sizeof(fcp_cmnd), GFP_KERNEL); - if (!l->logi || !l->fcmds) { - kfree (l->logi); - kfree (l->fcmds); - kfree (l); - printk ("FC: Cannot allocate DMA memory for initialization\n"); - return -ENOMEM; - } - for (fc = fcchain, i = 0; fc && i < count; fc = fc->next, i++) { - fc->state = FC_STATE_UNINITED; - fc->rst_pkt = NULL; /* kmalloc when first used */ - } - /* First try if we are in a AL topology */ - FCND(("Initializing REPORT_MAP packets\n")) - for (fc = fcchain, i = 0; fc && i < count; fc = fc->next, i++) { - fcmd = l->fcmds + i; - fc->login = fcmd; - fc->ls = (void *)l; - /* Assumes sizeof(fc_al_posmap) < 3 * sizeof(logi), which is true */ - fcmd->cmd = dma_map_single (fc->dev, l->logi + 3 * i, 3 * sizeof(logi), - DMA_BIDIRECTIONAL); - fcmd->proto = PROTO_REPORT_AL_MAP; - fcmd->token = i; - fcmd->fc = fc; - } - for (retry = 0; retry < 8; retry++) { - int nqueued = 0; - FCND(("Sending REPORT_MAP/FLOGI/PLOGI packets\n")) - for (fc = fcchain, i = 0; fc && i < count; fc = fc->next, i++) { - if (fc->state == FC_STATE_ONLINE || fc->state == FC_STATE_OFFLINE) - continue; - disable_irq(fc->irq); - if (fc->state == FC_STATE_MAYBEOFFLINE) { - if (!l->grace[i]) { - l->grace[i]++; - FCD(("Grace\n")) - } else { - fc->state = FC_STATE_OFFLINE; - enable_irq(fc->irq); - dma_unmap_single (fc->dev, l->fcmds[i].cmd, 3 * sizeof(logi), DMA_BIDIRECTIONAL); - if (atomic_dec_and_test (&l->todo)) - goto all_done; - } - } - ret = fc->hw_enque (fc, fc->login); - enable_irq(fc->irq); - if (!ret) { - nqueued++; - continue; - } - if (ret == -ENOSYS && fc->login->proto == PROTO_REPORT_AL_MAP) { - /* Oh yes, this card handles Point-to-Point only, so let's try that. */ - fc_hdr *fch; - - FCD(("SID %d DID %d\n", fc->sid, fc->did)) - fcmd = l->fcmds + i; - dma_unmap_single(fc->dev, fcmd->cmd, 3 * sizeof(logi), DMA_BIDIRECTIONAL); - fch = &fcmd->fch; - FILL_FCHDR_RCTL_DID(fch, R_CTL_ELS_REQ, FS_FABRIC_F_PORT); - FILL_FCHDR_SID(fch, 0); - FILL_FCHDR_TYPE_FCTL(fch, TYPE_EXTENDED_LS, F_CTL_FIRST_SEQ | F_CTL_SEQ_INITIATIVE); - FILL_FCHDR_SEQ_DF_SEQ(fch, 0, 0, 0); - FILL_FCHDR_OXRX(fch, 0xffff, 0xffff); - fch->param = 0; - l->logi [3 * i].code = LS_FLOGI; - fcmd->cmd = dma_map_single (fc->dev, l->logi + 3 * i, 3 * sizeof(logi), DMA_BIDIRECTIONAL); - fcmd->rsp = fcmd->cmd + sizeof(logi); - fcmd->cmdlen = sizeof(logi); - fcmd->rsplen = sizeof(logi); - fcmd->data = (dma_addr_t)NULL; - fcmd->class = FC_CLASS_SIMPLE; - fcmd->proto = TYPE_EXTENDED_LS; - } else - printk ("FC: Cannot enque FLOGI/REPORT_MAP packet on %s\n", fc->name); - } - - if (nqueued) { - l->timer.expires = jiffies + 5 * HZ; - add_timer(&l->timer); - - down(&l->sem); - if (!atomic_read(&l->todo)) { - FCND(("All channels answered in time\n")) - break; /* All fc channels have answered us */ - } - } - } -all_done: - for (fc = fcchain, i = 0; fc && i < count; fc = fc->next, i++) { - fc->ls = NULL; - switch (fc->state) { - case FC_STATE_ONLINE: break; - case FC_STATE_OFFLINE: break; - default: dma_unmap_single (fc->dev, l->fcmds[i].cmd, 3 * sizeof(logi), DMA_BIDIRECTIONAL); - break; - } - } - del_timer(&l->timer); - kfree (l->logi); - kfree (l->fcmds); - kfree (l); - return 0; -} - -int fcp_forceoffline(fc_channel *fcchain, int count) -{ - fc_channel *fc; - fcp_cmnd *fcmd; - int i, ret; - lso l; - - memset (&l, 0, sizeof(lso)); - l.count = count; - l.magic = LSOMAGIC; - FCND(("FCP Force Offline for %d channels\n", count)) - init_MUTEX_LOCKED(&l.sem); - init_timer(&l.timer); - l.timer.function = fcp_login_timeout; - l.timer.data = (unsigned long)&l; - atomic_set (&l.todo, count); - l.fcmds = kzalloc (count * sizeof(fcp_cmnd), GFP_KERNEL); - if (!l.fcmds) { - printk ("FC: Cannot allocate memory for forcing offline\n"); - return -ENOMEM; - } - FCND(("Initializing OFFLINE packets\n")) - for (fc = fcchain, i = 0; fc && i < count; fc = fc->next, i++) { - fc->state = FC_STATE_UNINITED; - fcmd = l.fcmds + i; - fc->login = fcmd; - fc->ls = (void *)&l; - fcmd->did = fc->did; - fcmd->class = FC_CLASS_OFFLINE; - fcmd->proto = PROTO_OFFLINE; - fcmd->token = i; - fcmd->fc = fc; - disable_irq(fc->irq); - ret = fc->hw_enque (fc, fc->login); - enable_irq(fc->irq); - if (ret) printk ("FC: Cannot enque OFFLINE packet on %s\n", fc->name); - } - - l.timer.expires = jiffies + 5 * HZ; - add_timer(&l.timer); - down(&l.sem); - del_timer(&l.timer); - - for (fc = fcchain, i = 0; fc && i < count; fc = fc->next, i++) - fc->ls = NULL; - kfree (l.fcmds); - return 0; -} - -int fcp_init(fc_channel *fcchain) -{ - fc_channel *fc; - int count=0; - int ret; - - for (fc = fcchain; fc; fc = fc->next) { - fc->fcp_register = fcp_register; - count++; - } - - ret = fcp_initialize (fcchain, count); - if (ret) - return ret; - - if (!fc_channels) - fc_channels = fcchain; - else { - for (fc = fc_channels; fc->next; fc = fc->next); - fc->next = fcchain; - } - return ret; -} - -void fcp_release(fc_channel *fcchain, int count) /* count must > 0 */ -{ - fc_channel *fc; - fc_channel *fcx; - - for (fc = fcchain; --count && fc->next; fc = fc->next); - if (count) { - printk("FC: nothing to release\n"); - return; - } - - if (fc_channels == fcchain) - fc_channels = fc->next; - else { - for (fcx = fc_channels; fcx->next != fcchain; fcx = fcx->next); - fcx->next = fc->next; - } - fc->next = NULL; - - /* - * We've just grabbed fcchain out of the fc_channel list - * and zero-terminated it, while destroying the count. - * - * Freeing the fc's is the low level driver's responsibility. - */ -} - - -static void fcp_scsi_done(struct scsi_cmnd *SCpnt) -{ - if (FCP_CMND(SCpnt)->done) - FCP_CMND(SCpnt)->done(SCpnt); -} - -static int fcp_scsi_queue_it(fc_channel *fc, struct scsi_cmnd *SCpnt, - fcp_cmnd *fcmd, int prepare) -{ - long i; - fcp_cmd *cmd; - u32 fcp_cntl; - if (prepare) { - i = find_first_zero_bit (fc->scsi_bitmap, fc->scsi_bitmap_end); - set_bit (i, fc->scsi_bitmap); - fcmd->token = i; - cmd = fc->scsi_cmd_pool + i; - - if (fc->encode_addr (SCpnt, cmd->fcp_addr, fc, fcmd)) { - /* Invalid channel/id/lun and couldn't map it into fcp_addr */ - clear_bit (i, fc->scsi_bitmap); - SCpnt->result = (DID_BAD_TARGET << 16); - SCpnt->scsi_done(SCpnt); - return 0; - } - fc->scsi_free--; - fc->cmd_slots[fcmd->token] = fcmd; - - if (SCpnt->device->tagged_supported) { - if (jiffies - fc->ages[SCpnt->device->channel * fc->targets + SCpnt->device->id] > (5 * 60 * HZ)) { - fc->ages[SCpnt->device->channel * fc->targets + SCpnt->device->id] = jiffies; - fcp_cntl = FCP_CNTL_QTYPE_ORDERED; - } else - fcp_cntl = FCP_CNTL_QTYPE_SIMPLE; - } else - fcp_cntl = FCP_CNTL_QTYPE_UNTAGGED; - - if (!scsi_bufflen(SCpnt)) { - cmd->fcp_cntl = fcp_cntl; - fcmd->data = (dma_addr_t)NULL; - } else { - struct scatterlist *sg; - int nents; - - switch (SCpnt->cmnd[0]) { - case WRITE_6: - case WRITE_10: - case WRITE_12: - cmd->fcp_cntl = (FCP_CNTL_WRITE | fcp_cntl); break; - default: - cmd->fcp_cntl = (FCP_CNTL_READ | fcp_cntl); break; - } - - sg = scsi_sglist(SCpnt); - nents = dma_map_sg(fc->dev, sg, scsi_sg_count(SCpnt), - SCpnt->sc_data_direction); - fcmd->data = sg_dma_address(sg); - cmd->fcp_data_len = sg_dma_len(sg); - } - memcpy (cmd->fcp_cdb, SCpnt->cmnd, SCpnt->cmd_len); - memset (cmd->fcp_cdb+SCpnt->cmd_len, 0, sizeof(cmd->fcp_cdb)-SCpnt->cmd_len); - FCD(("XXX: %04x.%04x.%04x.%04x - %08x%08x%08x\n", cmd->fcp_addr[0], cmd->fcp_addr[1], cmd->fcp_addr[2], cmd->fcp_addr[3], *(u32 *)SCpnt->cmnd, *(u32 *)(SCpnt->cmnd+4), *(u32 *)(SCpnt->cmnd+8))) - } - FCD(("Trying to enque %p\n", fcmd)) - if (!fc->scsi_que) { - if (!fc->hw_enque (fc, fcmd)) { - FCD(("hw_enque succeeded for %p\n", fcmd)) - return 0; - } - } - FCD(("Putting into que1 %p\n", fcmd)) - fcp_scsi_insert_queue (fc, fcmd); - return 0; -} - -int fcp_scsi_queuecommand(struct scsi_cmnd *SCpnt, - void (* done)(struct scsi_cmnd *)) -{ - fcp_cmnd *fcmd = FCP_CMND(SCpnt); - fc_channel *fc = FC_SCMND(SCpnt); - - FCD(("Entering SCSI queuecommand %p\n", fcmd)) - if (SCpnt->done != fcp_scsi_done) { - fcmd->done = SCpnt->done; - SCpnt->done = fcp_scsi_done; - SCpnt->scsi_done = done; - fcmd->proto = TYPE_SCSI_FCP; - if (!fc->scsi_free) { - FCD(("FC: !scsi_free, putting cmd on ML queue\n")) -#if (FCP_SCSI_USE_NEW_EH_CODE == 0) - printk("fcp_scsi_queue_command: queue full, losing cmd, bad\n"); -#endif - return 1; - } - return fcp_scsi_queue_it(fc, SCpnt, fcmd, 1); - } - return fcp_scsi_queue_it(fc, SCpnt, fcmd, 0); -} - -void fcp_queue_empty(fc_channel *fc) -{ - fcp_cmnd *fcmd; - - FCD(("Queue empty\n")) - while ((fcmd = fc->scsi_que)) { - /* The hw told us we can try again queue some packet */ - if (fc->hw_enque (fc, fcmd)) - break; - fcp_scsi_remove_queue (fc, fcmd); - } -} - -int fcp_scsi_abort(struct scsi_cmnd *SCpnt) -{ - /* Internal bookkeeping only. Lose 1 cmd_slots slot. */ - fcp_cmnd *fcmd = FCP_CMND(SCpnt); - fc_channel *fc = FC_SCMND(SCpnt); - - /* - * We react to abort requests by simply forgetting - * about the command and pretending everything's sweet. - * This may or may not be silly. We can't, however, - * immediately reuse the command's cmd_slots slot, - * as its result may arrive later and we cannot - * check whether it is the aborted one, can't we? - * - * Therefore, after the first few aborts are done, - * we tell the scsi error handler to do something clever. - * It will eventually call host reset, refreshing - * cmd_slots for us. - * - * There is a theoretical chance that we sometimes allow - * more than can_queue packets to the jungle this way, - * but the worst outcome possible is a series of - * more aborts and eventually the dev_reset catharsis. - */ - - if (++fc->abort_count < (fc->can_queue >> 1)) { - SCpnt->result = DID_ABORT; - fcmd->done(SCpnt); - printk("FC: soft abort\n"); - return SUCCESS; - } else { - printk("FC: hard abort refused\n"); - return FAILED; - } -} - -#if 0 -void fcp_scsi_reset_done(struct scsi_cmnd *SCpnt) -{ - fc_channel *fc = FC_SCMND(SCpnt); - - fc->rst_pkt->eh_state = SCSI_STATE_FINISHED; - up(fc->rst_pkt->device->host->eh_action); -} -#endif - -#define FCP_RESET_TIMEOUT (2*HZ) - -int fcp_scsi_dev_reset(struct scsi_cmnd *SCpnt) -{ -#if 0 /* broken junk, but if davem wants to compile this driver, let him.. */ - unsigned long flags; - fcp_cmd *cmd; - fcp_cmnd *fcmd; - fc_channel *fc = FC_SCMND(SCpnt); - DECLARE_MUTEX_LOCKED(sem); - - if (!fc->rst_pkt) { - fc->rst_pkt = kmalloc(sizeof(SCpnt), GFP_KERNEL); - if (!fc->rst_pkt) return FAILED; - - fcmd = FCP_CMND(fc->rst_pkt); - - - fcmd->token = 0; - cmd = fc->scsi_cmd_pool + 0; - FCD(("Preparing rst packet\n")) - fc->encode_addr (SCpnt, cmd->fcp_addr, fc, fcmd); - fc->rst_pkt->device = SCpnt->device; - fc->rst_pkt->cmd_len = 0; - - fc->cmd_slots[0] = fcmd; - - cmd->fcp_cntl = FCP_CNTL_QTYPE_ORDERED | FCP_CNTL_RESET; - fcmd->data = (dma_addr_t)NULL; - fcmd->proto = TYPE_SCSI_FCP; - - memcpy (cmd->fcp_cdb, SCpnt->cmnd, SCpnt->cmd_len); - memset (cmd->fcp_cdb+SCpnt->cmd_len, 0, sizeof(cmd->fcp_cdb)-SCpnt->cmd_len); - FCD(("XXX: %04x.%04x.%04x.%04x - %08x%08x%08x\n", cmd->fcp_addr[0], cmd->fcp_addr[1], cmd->fcp_addr[2], cmd->fcp_addr[3], *(u32 *)SCpnt->cmnd, *(u32 *)(SCpnt->cmnd+4), *(u32 *)(SCpnt->cmnd+8))) - } else { - fcmd = FCP_CMND(fc->rst_pkt); - if (fc->rst_pkt->eh_state == SCSI_STATE_QUEUED) - return FAILED; /* or SUCCESS. Only these */ - } - fc->rst_pkt->done = NULL; - - - fc->rst_pkt->eh_state = SCSI_STATE_QUEUED; - init_timer(&fc->rst_pkt->eh_timeout); - fc->rst_pkt->eh_timeout.data = (unsigned long) fc->rst_pkt; - fc->rst_pkt->eh_timeout.expires = jiffies + FCP_RESET_TIMEOUT; - fc->rst_pkt->eh_timeout.function = (void (*)(unsigned long))fcp_scsi_reset_done; - - add_timer(&fc->rst_pkt->eh_timeout); - - /* - * Set up the semaphore so we wait for the command to complete. - */ - - fc->rst_pkt->device->host->eh_action = &sem; - - fc->rst_pkt->done = fcp_scsi_reset_done; - - spin_lock_irqsave(SCpnt->device->host->host_lock, flags); - fcp_scsi_queue_it(fc, fc->rst_pkt, fcmd, 0); - spin_unlock_irqrestore(SCpnt->device->host->host_lock, flags); - - down(&sem); - - fc->rst_pkt->device->host->eh_action = NULL; - del_timer(&fc->rst_pkt->eh_timeout); - - /* - * See if timeout. If so, tell the host to forget about it. - * In other words, we don't want a callback any more. - */ - if (fc->rst_pkt->eh_state == SCSI_STATE_TIMEOUT ) { - fc->rst_pkt->eh_state = SCSI_STATE_UNUSED; - return FAILED; - } - fc->rst_pkt->eh_state = SCSI_STATE_UNUSED; -#endif - return SUCCESS; -} - -static int __fcp_scsi_host_reset(struct scsi_cmnd *SCpnt) -{ - fc_channel *fc = FC_SCMND(SCpnt); - fcp_cmnd *fcmd = FCP_CMND(SCpnt); - int i; - - printk ("FC: host reset\n"); - - for (i=0; i < fc->can_queue; i++) { - if (fc->cmd_slots[i] && SCpnt->result != DID_ABORT) { - SCpnt->result = DID_RESET; - fcmd->done(SCpnt); - fc->cmd_slots[i] = NULL; - } - } - fc->reset(fc); - fc->abort_count = 0; - if (fcp_initialize(fc, 1)) return SUCCESS; - else return FAILED; -} - -int fcp_scsi_host_reset(struct scsi_cmnd *SCpnt) -{ - unsigned long flags; - int rc; - - spin_lock_irqsave(SCpnt->device->host->host_lock, flags); - rc = __fcp_scsi_host_reset(SCpnt); - spin_unlock_irqrestore(SCpnt->device->host->host_lock, flags); - - return rc; -} - -static int fcp_els_queue_it(fc_channel *fc, fcp_cmnd *fcmd) -{ - long i; - - i = find_first_zero_bit (fc->scsi_bitmap, fc->scsi_bitmap_end); - set_bit (i, fc->scsi_bitmap); - fcmd->token = i; - fc->scsi_free--; - fc->cmd_slots[fcmd->token] = fcmd; - return fcp_scsi_queue_it(fc, NULL, fcmd, 0); -} - -static int fc_do_els(fc_channel *fc, unsigned int alpa, void *data, int len) -{ - fcp_cmnd _fcmd, *fcmd; - fc_hdr *fch; - lse l; - int i; - - fcmd = &_fcmd; - memset(fcmd, 0, sizeof(fcp_cmnd)); - FCD(("PLOGI SID %d DID %d\n", fc->sid, alpa)) - fch = &fcmd->fch; - FILL_FCHDR_RCTL_DID(fch, R_CTL_ELS_REQ, alpa); - FILL_FCHDR_SID(fch, fc->sid); - FILL_FCHDR_TYPE_FCTL(fch, TYPE_EXTENDED_LS, F_CTL_FIRST_SEQ | F_CTL_SEQ_INITIATIVE); - FILL_FCHDR_SEQ_DF_SEQ(fch, 0, 0, 0); - FILL_FCHDR_OXRX(fch, 0xffff, 0xffff); - fch->param = 0; - fcmd->cmd = dma_map_single (fc->dev, data, 2 * len, DMA_BIDIRECTIONAL); - fcmd->rsp = fcmd->cmd + len; - fcmd->cmdlen = len; - fcmd->rsplen = len; - fcmd->data = (dma_addr_t)NULL; - fcmd->fc = fc; - fcmd->class = FC_CLASS_SIMPLE; - fcmd->proto = TYPE_EXTENDED_LS; - - memset (&l, 0, sizeof(lse)); - l.magic = LSEMAGIC; - init_MUTEX_LOCKED(&l.sem); - l.timer.function = fcp_login_timeout; - l.timer.data = (unsigned long)&l; - l.status = FC_STATUS_TIMED_OUT; - fcmd->ls = (void *)&l; - - disable_irq(fc->irq); - fcp_els_queue_it(fc, fcmd); - enable_irq(fc->irq); - - for (i = 0;;) { - l.timer.expires = jiffies + 5 * HZ; - add_timer(&l.timer); - down(&l.sem); - del_timer(&l.timer); - if (l.status != FC_STATUS_TIMED_OUT) break; - if (++i == 3) break; - disable_irq(fc->irq); - fcp_scsi_queue_it(fc, NULL, fcmd, 0); - enable_irq(fc->irq); - } - - clear_bit(fcmd->token, fc->scsi_bitmap); - fc->scsi_free++; - dma_unmap_single (fc->dev, fcmd->cmd, 2 * len, DMA_BIDIRECTIONAL); - return l.status; -} - -int fc_do_plogi(fc_channel *fc, unsigned char alpa, fc_wwn *node, fc_wwn *nport) -{ - logi *l; - int status; - - l = kzalloc(2 * sizeof(logi), GFP_KERNEL); - if (!l) return -ENOMEM; - l->code = LS_PLOGI; - memcpy (&l->nport_wwn, &fc->wwn_nport, sizeof(fc_wwn)); - memcpy (&l->node_wwn, &fc->wwn_node, sizeof(fc_wwn)); - memcpy (&l->common, fc->common_svc, sizeof(common_svc_parm)); - memcpy (&l->class1, fc->class_svcs, 3*sizeof(svc_parm)); - status = fc_do_els(fc, alpa, l, sizeof(logi)); - if (status == FC_STATUS_OK) { - if (l[1].code == LS_ACC) { -#ifdef FCDEBUG - u32 *u = (u32 *)&l[1].nport_wwn; - FCD(("AL-PA %02x: Port WWN %08x%08x Node WWN %08x%08x\n", alpa, - u[0], u[1], u[2], u[3])) -#endif - memcpy(nport, &l[1].nport_wwn, sizeof(fc_wwn)); - memcpy(node, &l[1].node_wwn, sizeof(fc_wwn)); - } else - status = FC_STATUS_BAD_RSP; - } - kfree(l); - return status; -} - -typedef struct { - unsigned int code; - unsigned params[4]; -} prli; - -int fc_do_prli(fc_channel *fc, unsigned char alpa) -{ - prli *p; - int status; - - p = kzalloc(2 * sizeof(prli), GFP_KERNEL); - if (!p) return -ENOMEM; - p->code = LS_PRLI; - p->params[0] = 0x08002000; - p->params[3] = 0x00000022; - status = fc_do_els(fc, alpa, p, sizeof(prli)); - if (status == FC_STATUS_OK && p[1].code != LS_PRLI_ACC && p[1].code != LS_ACC) - status = FC_STATUS_BAD_RSP; - kfree(p); - return status; -} - -MODULE_LICENSE("GPL"); - diff --git a/drivers/fc4/fc.h b/drivers/fc4/fc.h deleted file mode 100644 index 13f89d4c8cb..00000000000 --- a/drivers/fc4/fc.h +++ /dev/null @@ -1,230 +0,0 @@ -/* fc.h: Definitions for Fibre Channel Physical and Signaling Interface. - * - * Copyright (C) 1996-1997,1999 Jakub Jelinek (jj@ultra.linux.cz) - * - * Sources: - * Fibre Channel Physical & Signaling Interface (FC-PH), dpANS, 1994 - * dpANS Fibre Channel Protocol for SCSI (X3.269-199X), Rev. 012, 1995 - */ - -#ifndef __FC_H -#define __FC_H - -/* World Wide Name */ -#define NAAID_IEEE 1 -#define NAAID_IEEE_EXT 2 -#define NAAID_LOCAL 3 -#define NAAID_IP 4 -#define NAAID_IEEE_REG 5 -#define NAAID_IEEE_REG_EXT 6 -#define NAAID_CCITT 12 -#define NAAID_CCITT_GRP 14 - -/* This is NAAID_IEEE_EXT scheme */ -typedef struct { - u32 naaid:4; - u32 nportid:12; - u32 hi:16; - u32 lo; -} fc_wwn; - -/* Frame header for FC-PH frames */ - -/* r_ctl field */ -#define R_CTL_DEVICE_DATA 0x00 /* FC4 Device_Data frame */ -#define R_CTL_EXTENDED_SVC 0x20 /* Extended Link_Data frame */ -#define R_CTL_FC4_SVC 0x30 /* FC4 Link_Data frame */ -#define R_CTL_VIDEO 0x40 /* Video_Data frame */ -#define R_CTL_BASIC_SVC 0x80 /* Basic Link_Data frame */ -#define R_CTL_LINK_CTL 0xc0 /* Link_Control frame */ -/* FC4 Device_Data frames */ -#define R_CTL_UNCATEGORIZED 0x00 -#define R_CTL_SOLICITED_DATA 0x01 -#define R_CTL_UNSOL_CONTROL 0x02 -#define R_CTL_SOLICITED_CONTROL 0x03 -#define R_CTL_UNSOL_DATA 0x04 -#define R_CTL_XFER_RDY 0x05 -#define R_CTL_COMMAND 0x06 -#define R_CTL_STATUS 0x07 -/* Basic Link_Data frames */ -#define R_CTL_LS_NOP 0x80 -#define R_CTL_LS_ABTS 0x81 -#define R_CTL_LS_RMC 0x82 -#define R_CTL_LS_BA_ACC 0x84 -#define R_CTL_LS_BA_RJT 0x85 -/* Extended Link_Data frames */ -#define R_CTL_ELS_REQ 0x22 -#define R_CTL_ELS_RSP 0x23 -/* Link_Control frames */ -#define R_CTL_ACK_1 0xc0 -#define R_CTL_ACK_N 0xc1 -#define R_CTL_P_RJT 0xc2 -#define R_CTL_F_RJT 0xc3 -#define R_CTL_P_BSY 0xc4 -#define R_CTL_F_BSY_DF 0xc5 -#define R_CTL_F_BSY_LC 0xc6 -#define R_CTL_LCR 0xc7 - -/* type field */ -#define TYPE_BASIC_LS 0x00 -#define TYPE_EXTENDED_LS 0x01 -#define TYPE_IS8802 0x04 -#define TYPE_IS8802_SNAP 0x05 -#define TYPE_SCSI_FCP 0x08 -#define TYPE_SCSI_GPP 0x09 -#define TYPE_HIPP_FP 0x0a -#define TYPE_IPI3_MASTER 0x11 -#define TYPE_IPI3_SLAVE 0x12 -#define TYPE_IPI3_PEER 0x13 - -/* f_ctl field */ -#define F_CTL_FILL_BYTES 0x000003 -#define F_CTL_XCHG_REASSEMBLE 0x000004 -#define F_CTL_RO_PRESENT 0x000008 -#define F_CTL_ABORT_SEQ 0x000030 -#define F_CTL_CONTINUE_SEQ 0x0000c0 -#define F_CTL_INVALIDATE_XID 0x004000 -#define F_CTL_XID_REASSIGNED 0x008000 -#define F_CTL_SEQ_INITIATIVE 0x010000 -#define F_CTL_CHAINED_SEQ 0x020000 -#define F_CTL_END_CONNECT 0x040000 -#define F_CTL_END_SEQ 0x080000 -#define F_CTL_LAST_SEQ 0x100000 -#define F_CTL_FIRST_SEQ 0x200000 -#define F_CTL_SEQ_CONTEXT 0x400000 -#define F_CTL_XCHG_CONTEXT 0x800000 - -typedef struct { - u32 r_ctl:8, did:24; - u32 xxx1:8, sid:24; - u32 type:8, f_ctl:24; - u32 seq_id:8, df_ctl:8, seq_cnt:16; - u16 ox_id, rx_id; - u32 param; -} fc_hdr; -/* The following are ugly macros to make setup of this structure faster */ -#define FILL_FCHDR_RCTL_DID(fch, r_ctl, did) *(u32 *)(fch) = ((r_ctl) << 24) | (did); -#define FILL_FCHDR_SID(fch, sid) *((u32 *)(fch)+1) = (sid); -#define FILL_FCHDR_TYPE_FCTL(fch, type, f_ctl) *((u32 *)(fch)+2) = ((type) << 24) | (f_ctl); -#define FILL_FCHDR_SEQ_DF_SEQ(fch, seq_id, df_ctl, seq_cnt) *((u32 *)(fch)+3) = ((seq_id) << 24) | ((df_ctl) << 16) | (seq_cnt); -#define FILL_FCHDR_OXRX(fch, ox_id, rx_id) *((u32 *)(fch)+4) = ((ox_id) << 16) | (rx_id); - -/* Well known addresses */ -#define FS_GENERAL_MULTICAST 0xfffff7 -#define FS_WELL_KNOWN_MULTICAST 0xfffff8 -#define FS_HUNT_GROUP 0xfffff9 -#define FS_MANAGEMENT_SERVER 0xfffffa -#define FS_TIME_SERVER 0xfffffb -#define FS_NAME_SERVER 0xfffffc -#define FS_FABRIC_CONTROLLER 0xfffffd -#define FS_FABRIC_F_PORT 0xfffffe -#define FS_BROADCAST 0xffffff - -/* Reject frames */ -/* The param field should be cast to this structure */ -typedef struct { - u8 action; - u8 reason; - u8 xxx; - u8 vendor_unique; -} rjt_param; - -/* Reject action codes */ -#define RJT_RETRY 0x01 -#define RJT_NONRETRY 0x02 - -/* Reject reason codes */ -#define RJT_INVALID_DID 0x01 -#define RJT_INVALID_SID 0x02 -#define RJT_NPORT_NOT_AVAIL_TEMP 0x03 -#define RJT_NPORT_NOT_AVAIL_PERM 0x04 -#define RJT_CLASS_NOT_SUPPORTED 0x05 -#define RJT_DELIMITER_ERROR 0x06 -#define RJT_TYPE_NOT_SUPPORTED 0x07 -#define RJT_INVALID_LINK_CONTROL 0x08 -#define RJT_INVALID_R_CTL 0x09 -#define RJT_INVALID_F_CTL 0x0a -#define RJT_INVALID_OX_ID 0x0b -#define RJT_INVALID_RX_ID 0x0c -#define RJT_INVALID_SEQ_ID 0x0d -#define RJT_INVALID_DF_CTL 0x0e -#define RJT_INVALID_SEQ_CNT 0x0f -#define RJT_INVALID_PARAMETER 0x10 -#define RJT_EXCHANGE_ERROR 0x11 -#define RJT_PROTOCOL_ERROR 0x12 -#define RJT_INCORRECT_LENGTH 0x13 -#define RJT_UNEXPECTED_ACK 0x14 -#define RJT_UNEXPECTED_LINK_RESP 0x15 -#define RJT_LOGIN_REQUIRED 0x16 -#define RJT_EXCESSIVE_SEQUENCES 0x17 -#define RJT_CANT_ESTABLISH_EXCHANGE 0x18 -#define RJT_SECURITY_NOT_SUPPORTED 0x19 -#define RJT_FABRIC_NA 0x1a -#define RJT_VENDOR_UNIQUE 0xff - - -#define SP_F_PORT_LOGIN 0x10 - -/* Extended SVC commands */ -#define LS_RJT 0x01000000 -#define LS_ACC 0x02000000 -#define LS_PRLI_ACC 0x02100014 -#define LS_PLOGI 0x03000000 -#define LS_FLOGI 0x04000000 -#define LS_LOGO 0x05000000 -#define LS_ABTX 0x06000000 -#define LS_RCS 0x07000000 -#define LS_RES 0x08000000 -#define LS_RSS 0x09000000 -#define LS_RSI 0x0a000000 -#define LS_ESTS 0x0b000000 -#define LS_ESTC 0x0c000000 -#define LS_ADVC 0x0d000000 -#define LS_RTV 0x0e000000 -#define LS_RLS 0x0f000000 -#define LS_ECHO 0x10000000 -#define LS_TEST 0x11000000 -#define LS_RRQ 0x12000000 -#define LS_IDENT 0x20000000 -#define LS_PRLI 0x20100014 -#define LS_DISPLAY 0x21000000 -#define LS_PRLO 0x21100014 -#define LS_PDISC 0x50000000 -#define LS_ADISC 0x52000000 - -typedef struct { - u8 fcph_hi, fcph_lo; - u16 buf2buf_credit; - u8 common_features; - u8 xxx1; - u16 buf2buf_size; - u8 xxx2; - u8 total_concurrent; - u16 off_by_info; - u32 e_d_tov; -} common_svc_parm; - -typedef struct { - u16 serv_opts; - u16 initiator_ctl; - u16 rcpt_ctl; - u16 recv_size; - u8 xxx1; - u8 concurrent_seqs; - u16 end2end_credit; - u16 open_seqs_per_xchg; - u16 xxx2; -} svc_parm; - -/* Login */ -typedef struct { - u32 code; - common_svc_parm common; - fc_wwn nport_wwn; - fc_wwn node_wwn; - svc_parm class1; - svc_parm class2; - svc_parm class3; -} logi; - -#endif /* !(__FC_H) */ diff --git a/drivers/fc4/fc_syms.c b/drivers/fc4/fc_syms.c deleted file mode 100644 index bd3918ddf7a..00000000000 --- a/drivers/fc4/fc_syms.c +++ /dev/null @@ -1,30 +0,0 @@ -/* - * We should not even be trying to compile this if we are not doing - * a module. - */ -#include <linux/module.h> - -#ifdef CONFIG_MODULES - -#include <linux/types.h> -#include <linux/string.h> -#include <linux/kernel.h> - -#include "fcp_impl.h" - -EXPORT_SYMBOL(fcp_init); -EXPORT_SYMBOL(fcp_release); -EXPORT_SYMBOL(fcp_queue_empty); -EXPORT_SYMBOL(fcp_receive_solicited); -EXPORT_SYMBOL(fc_channels); -EXPORT_SYMBOL(fcp_state_change); -EXPORT_SYMBOL(fc_do_plogi); -EXPORT_SYMBOL(fc_do_prli); - -/* SCSI stuff */ -EXPORT_SYMBOL(fcp_scsi_queuecommand); -EXPORT_SYMBOL(fcp_scsi_abort); -EXPORT_SYMBOL(fcp_scsi_dev_reset); -EXPORT_SYMBOL(fcp_scsi_host_reset); - -#endif /* CONFIG_MODULES */ diff --git a/drivers/fc4/fcp.h b/drivers/fc4/fcp.h deleted file mode 100644 index 6aa34a7a4c1..00000000000 --- a/drivers/fc4/fcp.h +++ /dev/null @@ -1,94 +0,0 @@ -/* fcp.h: Definitions for Fibre Channel Protocol. - * - * Copyright (C) 1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz) - * - */ - -#ifndef __FCP_H -#define __FCP_H - -/* FCP addressing is hierarchical with up to 4 layers, MS first. - Exact meaning of the addresses is up to the vendor */ - -/* fcp_cntl field */ -#define FCP_CNTL_WRITE 0x00000001 /* Initiator write */ -#define FCP_CNTL_READ 0x00000002 /* Initiator read */ -#define FCP_CNTL_ABORT_TSK 0x00000200 /* Abort task set */ -#define FCP_CNTL_CLR_TASK 0x00000400 /* Clear task set */ -#define FCP_CNTL_RESET 0x00002000 /* Reset */ -#define FCP_CNTL_CLR_ACA 0x00004000 /* Clear ACA */ -#define FCP_CNTL_KILL_TASK 0x00008000 /* Terminate task */ -#define FCP_CNTL_QTYPE_MASK 0x00070000 /* Tagged queueing type */ -#define FCP_CNTL_QTYPE_SIMPLE 0x00000000 -#define FCP_CNTL_QTYPE_HEAD_OF_Q 0x00010000 -#define FCP_CNTL_QTYPE_ORDERED 0x00020000 -#define FCP_CNTL_QTYPE_ACA_Q_TAG 0x00040000 -#define FCP_CNTL_QTYPE_UNTAGGED 0x00050000 - -typedef struct { - u16 fcp_addr[4]; - u32 fcp_cntl; - u8 fcp_cdb[16]; - u32 fcp_data_len; -} fcp_cmd; - -/* fcp_status field */ -#define FCP_STATUS_MASK 0x000000ff /* scsi status of command */ -#define FCP_STATUS_RSP_LEN 0x00000100 /* response_len != 0 */ -#define FCP_STATUS_SENSE_LEN 0x00000200 /* sense_len != 0 */ -#define FCP_STATUS_RESID 0x00000400 /* resid != 0 */ - -typedef struct { - u32 xxx[2]; - u32 fcp_status; - u32 fcp_resid; - u32 fcp_sense_len; - u32 fcp_response_len; - /* u8 fcp_sense[fcp_sense_len]; */ - /* u8 fcp_response[fcp_response_len]; */ -} fcp_rsp; - -/* fcp errors */ - -/* rsp_info_type field */ -#define FCP_RSP_SCSI_BUS_ERR 0x01 -#define FCP_RSP_SCSI_PORT_ERR 0x02 -#define FCP_RSP_CARD_ERR 0x03 - -/* isp_status field */ -#define FCP_RSP_CMD_COMPLETE 0x0000 -#define FCP_RSP_CMD_INCOMPLETE 0x0001 -#define FCP_RSP_CMD_DMA_ERR 0x0002 -#define FCP_RSP_CMD_TRAN_ERR 0x0003 -#define FCP_RSP_CMD_RESET 0x0004 -#define FCP_RSP_CMD_ABORTED 0x0005 -#define FCP_RSP_CMD_TIMEOUT 0x0006 -#define FCP_RSP_CMD_OVERRUN 0x0007 - -/* isp_state_flags field */ -#define FCP_RSP_ST_GOT_BUS 0x0100 -#define FCP_RSP_ST_GOT_TARGET 0x0200 -#define FCP_RSP_ST_SENT_CMD 0x0400 -#define FCP_RSP_ST_XFRD_DATA 0x0800 -#define FCP_RSP_ST_GOT_STATUS 0x1000 -#define FCP_RSP_ST_GOT_SENSE 0x2000 - -/* isp_stat_flags field */ -#define FCP_RSP_STAT_DISC 0x0001 -#define FCP_RSP_STAT_SYNC 0x0002 -#define FCP_RSP_STAT_PERR 0x0004 -#define FCP_RSP_STAT_BUS_RESET 0x0008 -#define FCP_RSP_STAT_DEV_RESET 0x0010 -#define FCP_RSP_STAT_ABORTED 0x0020 -#define FCP_RSP_STAT_TIMEOUT 0x0040 -#define FCP_RSP_STAT_NEGOTIATE 0x0080 - -typedef struct { - u8 rsp_info_type; - u8 xxx; - u16 isp_status; - u16 isp_state_flags; - u16 isp_stat_flags; -} fcp_scsi_err; - -#endif /* !(__FCP_H) */ diff --git a/drivers/fc4/fcp_impl.h b/drivers/fc4/fcp_impl.h deleted file mode 100644 index 506338a461b..00000000000 --- a/drivers/fc4/fcp_impl.h +++ /dev/null @@ -1,164 +0,0 @@ -/* fcp_impl.h: Generic SCSI on top of FC4 - our interface defines. - * - * Copyright (C) 1997-1999 Jakub Jelinek (jj@ultra.linux.cz) - * Copyright (C) 1998 Jirka Hanika (geo@ff.cuni.cz) - */ - -#ifndef _FCP_SCSI_H -#define _FCP_SCSI_H - -#include <linux/types.h> -#include "../scsi/scsi.h" - -#include "fc.h" -#include "fcp.h" -#include "fc-al.h" - -#include <asm/io.h> -#ifdef __sparc__ -#include <asm/sbus.h> -#endif - -/* 0 or 1 */ -#define FCP_SCSI_USE_NEW_EH_CODE 0 - -#define FC_CLASS_OUTBOUND 0x01 -#define FC_CLASS_INBOUND 0x02 -#define FC_CLASS_SIMPLE 0x03 -#define FC_CLASS_IO_WRITE 0x04 -#define FC_CLASS_IO_READ 0x05 -#define FC_CLASS_UNSOLICITED 0x06 -#define FC_CLASS_OFFLINE 0x08 - -#define PROTO_OFFLINE 0x02 -#define PROTO_REPORT_AL_MAP 0x03 -#define PROTO_FORCE_LIP 0x06 - -struct _fc_channel; - -typedef struct fcp_cmnd { - struct fcp_cmnd *next; - struct fcp_cmnd *prev; - void (*done)(struct scsi_cmnd *); - unsigned short proto; - unsigned short token; - unsigned int did; - /* FCP SCSI stuff */ - dma_addr_t data; - /* From now on this cannot be touched for proto == TYPE_SCSI_FCP */ - fc_hdr fch; - dma_addr_t cmd; - dma_addr_t rsp; - int cmdlen; - int rsplen; - int class; - int datalen; - /* This is just used as a verification during login */ - struct _fc_channel *fc; - void *ls; -} fcp_cmnd; - -typedef struct { - unsigned int len; - unsigned char list[0]; -} fcp_posmap; - -typedef struct _fc_channel { - struct _fc_channel *next; - int irq; - int state; - int sid; - int did; - char name[16]; - void (*fcp_register)(struct _fc_channel *, u8, int); - void (*reset)(struct _fc_channel *); - int (*hw_enque)(struct _fc_channel *, fcp_cmnd *); - fc_wwn wwn_node; - fc_wwn wwn_nport; - fc_wwn wwn_dest; - common_svc_parm *common_svc; - svc_parm *class_svcs; -#ifdef __sparc__ - struct sbus_dev *dev; -#else - struct pci_dev *dev; -#endif - struct module *module; - /* FCP SCSI stuff */ - short can_queue; - short abort_count; - int rsp_size; - fcp_cmd *scsi_cmd_pool; - char *scsi_rsp_pool; - dma_addr_t dma_scsi_cmd, dma_scsi_rsp; - unsigned long *scsi_bitmap; - long scsi_bitmap_end; - int scsi_free; - int (*encode_addr)(struct scsi_cmnd *, u16 *, struct _fc_channel *, fcp_cmnd *); - fcp_cmnd *scsi_que; - char scsi_name[4]; - fcp_cmnd **cmd_slots; - int channels; - int targets; - long *ages; - struct scsi_cmnd *rst_pkt; - fcp_posmap *posmap; - /* LOGIN stuff */ - fcp_cmnd *login; - void *ls; -} fc_channel; - -extern fc_channel *fc_channels; - -#define FC_STATE_UNINITED 0 -#define FC_STATE_ONLINE 1 -#define FC_STATE_OFFLINE 2 -#define FC_STATE_RESETING 3 -#define FC_STATE_FPORT_OK 4 -#define FC_STATE_MAYBEOFFLINE 5 - -#define FC_STATUS_OK 0 -#define FC_STATUS_P_RJT 2 -#define FC_STATUS_F_RJT 3 -#define FC_STATUS_P_BSY 4 -#define FC_STATUS_F_BSY 5 -#define FC_STATUS_ERR_OFFLINE 0x11 -#define FC_STATUS_TIMEOUT 0x12 -#define FC_STATUS_ERR_OVERRUN 0x13 -#define FC_STATUS_POINTTOPOINT 0x15 -#define FC_STATUS_AL 0x16 -#define FC_STATUS_UNKNOWN_CQ_TYPE 0x20 -#define FC_STATUS_BAD_SEG_CNT 0x21 -#define FC_STATUS_MAX_XCHG_EXCEEDED 0x22 -#define FC_STATUS_BAD_XID 0x23 -#define FC_STATUS_XCHG_BUSY 0x24 -#define FC_STATUS_BAD_POOL_ID 0x25 -#define FC_STATUS_INSUFFICIENT_CQES 0x26 -#define FC_STATUS_ALLOC_FAIL 0x27 -#define FC_STATUS_BAD_SID 0x28 -#define FC_STATUS_NO_SEQ_INIT 0x29 -#define FC_STATUS_TIMED_OUT -1 -#define FC_STATUS_BAD_RSP -2 - -void fcp_queue_empty(fc_channel *); -int fcp_init(fc_channel *); -void fcp_release(fc_channel *fc_chain, int count); -void fcp_receive_solicited(fc_channel *, int, int, int, fc_hdr *); -void fcp_state_change(fc_channel *, int); -int fc_do_plogi(fc_channel *, unsigned char, fc_wwn *, fc_wwn *); -int fc_do_prli(fc_channel *, unsigned char); - -#define for_each_fc_channel(fc) \ - for (fc = fc_channels; fc; fc = fc->next) - -#define for_each_online_fc_channel(fc) \ - for_each_fc_channel(fc) \ - if (fc->state == FC_STATE_ONLINE) - -int fcp_scsi_queuecommand(struct scsi_cmnd *, - void (* done) (struct scsi_cmnd *)); -int fcp_scsi_abort(struct scsi_cmnd *); -int fcp_scsi_dev_reset(struct scsi_cmnd *); -int fcp_scsi_host_reset(struct scsi_cmnd *); - -#endif /* !(_FCP_SCSI_H) */ diff --git a/drivers/fc4/soc.c b/drivers/fc4/soc.c deleted file mode 100644 index d517734462e..00000000000 --- a/drivers/fc4/soc.c +++ /dev/null @@ -1,764 +0,0 @@ -/* soc.c: Sparc SUNW,soc (Serial Optical Channel) Fibre Channel Sbus adapter support. - * - * Copyright (C) 1996,1997,1999 Jakub Jelinek (jj@ultra.linux.cz) - * Copyright (C) 1997,1998 Jirka Hanika (geo@ff.cuni.cz) - * - * Sources: - * Fibre Channel Physical & Signaling Interface (FC-PH), dpANS, 1994 - * dpANS Fibre Channel Protocol for SCSI (X3.269-199X), Rev. 012, 1995 - * - * Supported hardware: - * Tested on SOC sbus card bought with SS1000 in Linux running on SS5 and Ultra1. - * For SOC sbus cards, you have to make sure your FCode is 1.52 or later. - * If you have older FCode, you should try to upgrade or get SOC microcode from Sun - * (the microcode is present in Solaris soc driver as well). In that case you need - * to #define HAVE_SOC_UCODE and format the microcode into soc_asm.c. For the exact - * format mail me and I will tell you. I cannot offer you the actual microcode though, - * unless Sun confirms they don't mind. - */ - -static char *version = - "soc.c:v1.3 9/Feb/99 Jakub Jelinek (jj@ultra.linux.cz), Jirka Hanika (geo@ff.cuni.cz)\n"; - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/fcntl.h> -#include <linux/interrupt.h> -#include <linux/ptrace.h> -#include <linux/ioport.h> -#include <linux/in.h> -#include <linux/slab.h> -#include <linux/string.h> -#include <linux/init.h> -#include <linux/bitops.h> -#include <asm/io.h> -#include <asm/dma.h> -#include <linux/errno.h> -#include <asm/byteorder.h> - -#include <asm/openprom.h> -#include <asm/oplib.h> -#include <asm/pgtable.h> -#include <asm/irq.h> - -/* #define SOCDEBUG */ -/* #define HAVE_SOC_UCODE */ - -#include "fcp_impl.h" -#include "soc.h" -#ifdef HAVE_SOC_UCODE -#include "soc_asm.h" -#endif - -#define soc_printk printk ("soc%d: ", s->soc_no); printk - -#ifdef SOCDEBUG -#define SOD(x) soc_printk x; -#else -#define SOD(x) -#endif - -#define for_each_soc(s) for (s = socs; s; s = s->next) -struct soc *socs = NULL; - -static inline void soc_disable(struct soc *s) -{ - sbus_writel(0, s->regs + IMASK); - sbus_writel(SOC_CMD_SOFT_RESET, s->regs + CMD); -} - -static inline void soc_enable(struct soc *s) -{ - SOD(("enable %08x\n", s->cfg)) - sbus_writel(0, s->regs + SAE); - sbus_writel(s->cfg, s->regs + CFG); - sbus_writel(SOC_CMD_RSP_QALL, s->regs + CMD); - SOC_SETIMASK(s, SOC_IMASK_RSP_QALL | SOC_IMASK_SAE); - SOD(("imask %08lx %08lx\n", s->imask, sbus_readl(s->regs + IMAK))); -} - -static void soc_reset(fc_channel *fc) -{ - soc_port *port = (soc_port *)fc; - struct soc *s = port->s; - - /* FIXME */ - soc_disable(s); - s->req[0].seqno = 1; - s->req[1].seqno = 1; - s->rsp[0].seqno = 1; - s->rsp[1].seqno = 1; - s->req[0].in = 0; - s->req[1].in = 0; - s->rsp[0].in = 0; - s->rsp[1].in = 0; - s->req[0].out = 0; - s->req[1].out = 0; - s->rsp[0].out = 0; - s->rsp[1].out = 0; - - /* FIXME */ - soc_enable(s); -} - -static inline void soc_solicited (struct soc *s) -{ - fc_hdr fchdr; - soc_rsp __iomem *hwrsp; - soc_cq_rsp *sw_cq; - int token; - int status; - fc_channel *fc; - - sw_cq = &s->rsp[SOC_SOLICITED_RSP_Q]; - - if (sw_cq->pool == NULL) - sw_cq->pool = (soc_req __iomem *) - (s->xram + xram_get_32low ((xram_p)&sw_cq->hw_cq->address)); - sw_cq->in = xram_get_8 ((xram_p)&sw_cq->hw_cq->in); - SOD (("soc_solicited, %d pkts arrived\n", (sw_cq->in-sw_cq->out) & sw_cq->last)) - for (;;) { - hwrsp = (soc_rsp __iomem *)sw_cq->pool + sw_cq->out; - token = xram_get_32low ((xram_p)&hwrsp->shdr.token); - status = xram_get_32low ((xram_p)&hwrsp->status); - fc = (fc_channel *)(&s->port[(token >> 11) & 1]); - - if (status == SOC_OK) { - fcp_receive_solicited(fc, token >> 12, - token & ((1 << 11) - 1), - FC_STATUS_OK, NULL); - } else { - xram_copy_from(&fchdr, (xram_p)&hwrsp->fchdr, sizeof(fchdr)); - /* We have intentionally defined FC_STATUS_* constants - * to match SOC_* constants, otherwise we'd have to - * translate status. - */ - fcp_receive_solicited(fc, token >> 12, - token & ((1 << 11) - 1), - status, &fchdr); - } - - if (++sw_cq->out > sw_cq->last) { - sw_cq->seqno++; - sw_cq->out = 0; - } - - if (sw_cq->out == sw_cq->in) { - sw_cq->in = xram_get_8 ((xram_p)&sw_cq->hw_cq->in); - if (sw_cq->out == sw_cq->in) { - /* Tell the hardware about it */ - sbus_writel((sw_cq->out << 24) | - (SOC_CMD_RSP_QALL & - ~(SOC_CMD_RSP_Q0 << SOC_SOLICITED_RSP_Q)), - s->regs + CMD); - - /* Read it, so that we're sure it has been updated */ - sbus_readl(s->regs + CMD); - sw_cq->in = xram_get_8 ((xram_p)&sw_cq->hw_cq->in); - if (sw_cq->out == sw_cq->in) - break; - } - } - } -} - -static inline void soc_request (struct soc *s, u32 cmd) -{ - SOC_SETIMASK(s, s->imask & ~(cmd & SOC_CMD_REQ_QALL)); - SOD(("imask %08lx %08lx\n", s->imask, sbus_readl(s->regs + IMASK))); - - SOD(("Queues available %08x OUT %X %X\n", cmd, - xram_get_8((xram_p)&s->req[0].hw_cq->out), - xram_get_8((xram_p)&s->req[0].hw_cq->out))) - if (s->port[s->curr_port].fc.state != FC_STATE_OFFLINE) { - fcp_queue_empty ((fc_channel *)&(s->port[s->curr_port])); - if (((s->req[1].in + 1) & s->req[1].last) != (s->req[1].out)) - fcp_queue_empty ((fc_channel *)&(s->port[1 - s->curr_port])); - } else { - fcp_queue_empty ((fc_channel *)&(s->port[1 - s->curr_port])); - } - if (s->port[1 - s->curr_port].fc.state != FC_STATE_OFFLINE) - s->curr_port ^= 1; -} - -static inline void soc_unsolicited (struct soc *s) -{ - soc_rsp __iomem *hwrsp, *hwrspc; - soc_cq_rsp *sw_cq; - int count; - int status; - int flags; - fc_channel *fc; - - sw_cq = &s->rsp[SOC_UNSOLICITED_RSP_Q]; - if (sw_cq->pool == NULL) - sw_cq->pool = (soc_req __iomem *) - (s->xram + (xram_get_32low ((xram_p)&sw_cq->hw_cq->address))); - - sw_cq->in = xram_get_8 ((xram_p)&sw_cq->hw_cq->in); - SOD (("soc_unsolicited, %d packets arrived\n", (sw_cq->in - sw_cq->out) & sw_cq->last)) - while (sw_cq->in != sw_cq->out) { - /* ...real work per entry here... */ - hwrsp = (soc_rsp __iomem *)sw_cq->pool + sw_cq->out; - - hwrspc = NULL; - flags = xram_get_16 ((xram_p)&hwrsp->shdr.flags); - count = xram_get_8 ((xram_p)&hwrsp->count); - fc = (fc_channel *)&s->port[flags & SOC_PORT_B]; - SOD(("FC %08lx fcp_state_change %08lx\n", - (long)fc, (long)fc->fcp_state_change)) - - if (count != 1) { - /* Ugh, continuation entries */ - u8 in; - - if (count != 2) { - printk("%s: Too many continuations entries %d\n", - fc->name, count); - goto update_out; - } - - in = sw_cq->in; - if (in < sw_cq->out) in += sw_cq->last + 1; - if (in < sw_cq->out + 2) { - /* Ask the hardware if they haven't arrived yet. */ - sbus_writel((sw_cq->out << 24) | - (SOC_CMD_RSP_QALL & - ~(SOC_CMD_RSP_Q0 << SOC_UNSOLICITED_RSP_Q)), - s->regs + CMD); - - /* Read it, so that we're sure it has been updated */ - sbus_readl(s->regs + CMD); - sw_cq->in = xram_get_8 ((xram_p)&sw_cq->hw_cq->in); - in = sw_cq->in; - if (in < sw_cq->out) - in += sw_cq->last + 1; - if (in < sw_cq->out + 2) /* Nothing came, let us wait */ - return; - } - if (sw_cq->out == sw_cq->last) - hwrspc = (soc_rsp __iomem *)sw_cq->pool; - else - hwrspc = hwrsp + 1; - } - - switch (flags & ~SOC_PORT_B) { - case SOC_STATUS: - status = xram_get_32low ((xram_p)&hwrsp->status); - switch (status) { - case SOC_ONLINE: - SOD(("State change to ONLINE\n")); - fcp_state_change(fc, FC_STATE_ONLINE); - break; - case SOC_OFFLINE: - SOD(("State change to OFFLINE\n")); - fcp_state_change(fc, FC_STATE_OFFLINE); - break; - default: - printk ("%s: Unknown STATUS no %d\n", - fc->name, status); - break; - } - break; - case (SOC_UNSOLICITED|SOC_FC_HDR): - { - int r_ctl = xram_get_8 ((xram_p)&hwrsp->fchdr); - unsigned len; - char buf[64]; - - if ((r_ctl & 0xf0) == R_CTL_EXTENDED_SVC) { - len = xram_get_32 ((xram_p)&hwrsp->shdr.bytecnt); - if (len < 4 || !hwrspc) { - printk ("%s: Invalid R_CTL %02x " - "continuation entries\n", - fc->name, r_ctl); - } else { - if (len > 60) - len = 60; - xram_copy_from (buf, (xram_p)hwrspc, - (len + 3) & ~3); - if (*(u32 *)buf == LS_DISPLAY) { - int i; - - for (i = 4; i < len; i++) - if (buf[i] == '\n') - buf[i] = ' '; - buf[len] = 0; - printk ("%s message: %s\n", - fc->name, buf + 4); - } else { - printk ("%s: Unknown LS_CMD " - "%02x\n", fc->name, - buf[0]); - } - } - } else { - printk ("%s: Unsolicited R_CTL %02x " - "not handled\n", fc->name, r_ctl); - } - } - break; - default: - printk ("%s: Unexpected flags %08x\n", fc->name, flags); - break; - }; -update_out: - if (++sw_cq->out > sw_cq->last) { - sw_cq->seqno++; - sw_cq->out = 0; - } - - if (hwrspc) { - if (++sw_cq->out > sw_cq->last) { - sw_cq->seqno++; - sw_cq->out = 0; - } - } - - if (sw_cq->out == sw_cq->in) { - sw_cq->in = xram_get_8 ((xram_p)&sw_cq->hw_cq->in); - if (sw_cq->out == sw_cq->in) { - /* Tell the hardware about it */ - sbus_writel((sw_cq->out << 24) | - (SOC_CMD_RSP_QALL & - ~(SOC_CMD_RSP_Q0 << SOC_UNSOLICITED_RSP_Q)), - s->regs + CMD); - - /* Read it, so that we're sure it has been updated */ - sbus_readl(s->regs + CMD); - sw_cq->in = xram_get_8 ((xram_p)&sw_cq->hw_cq->in); - } - } - } -} - -static irqreturn_t soc_intr(int irq, void *dev_id) -{ - u32 cmd; - unsigned long flags; - register struct soc *s = (struct soc *)dev_id; - - spin_lock_irqsave(&s->lock, flags); - cmd = sbus_readl(s->regs + CMD); - for (; (cmd = SOC_INTR (s, cmd)); cmd = sbus_readl(s->regs + CMD)) { - if (cmd & SOC_CMD_RSP_Q1) soc_unsolicited (s); - if (cmd & SOC_CMD_RSP_Q0) soc_solicited (s); - if (cmd & SOC_CMD_REQ_QALL) soc_request (s, cmd); - } - spin_unlock_irqrestore(&s->lock, flags); - - return IRQ_HANDLED; -} - -#define TOKEN(proto, port, token) (((proto)<<12)|(token)|(port)) - -static int soc_hw_enque (fc_channel *fc, fcp_cmnd *fcmd) -{ - soc_port *port = (soc_port *)fc; - struct soc *s = port->s; - int qno; - soc_cq_req *sw_cq; - int cq_next_in; - soc_req *request; - fc_hdr *fch; - int i; - - if (fcmd->proto == TYPE_SCSI_FCP) - qno = 1; - else - qno = 0; - SOD(("Putting a FCP packet type %d into hw queue %d\n", fcmd->proto, qno)) - if (s->imask & (SOC_IMASK_REQ_Q0 << qno)) { - SOD(("EIO %08x\n", s->imask)) - return -EIO; - } - sw_cq = s->req + qno; - cq_next_in = (sw_cq->in + 1) & sw_cq->last; - - if (cq_next_in == sw_cq->out && - cq_next_in == (sw_cq->out = xram_get_8((xram_p)&sw_cq->hw_cq->out))) { - SOD(("%d IN %d OUT %d LAST %d\n", qno, sw_cq->in, sw_cq->out, sw_cq->last)) - SOC_SETIMASK(s, s->imask | (SOC_IMASK_REQ_Q0 << qno)); - SOD(("imask %08lx %08lx\n", s->imask, sbus_readl(s->regs + IMASK))); - /* If queue is full, just say NO */ - return -EBUSY; - } - - request = sw_cq->pool + sw_cq->in; - fch = &request->fchdr; - - switch (fcmd->proto) { - case TYPE_SCSI_FCP: - request->shdr.token = TOKEN(TYPE_SCSI_FCP, port->mask, fcmd->token); - request->data[0].base = fc->dma_scsi_cmd + fcmd->token * sizeof(fcp_cmd); - request->data[0].count = sizeof(fcp_cmd); - request->data[1].base = fc->dma_scsi_rsp + fcmd->token * fc->rsp_size; - request->data[1].count = fc->rsp_size; - if (fcmd->data) { - request->shdr.segcnt = 3; - i = fc->scsi_cmd_pool[fcmd->token].fcp_data_len; - request->shdr.bytecnt = i; - request->data[2].base = fcmd->data; - request->data[2].count = i; - request->type = - (fc->scsi_cmd_pool[fcmd->token].fcp_cntl & FCP_CNTL_WRITE) ? - SOC_CQTYPE_IO_WRITE : SOC_CQTYPE_IO_READ; - } else { - request->shdr.segcnt = 2; - request->shdr.bytecnt = 0; - request->data[2].base = 0; - request->data[2].count = 0; - request->type = SOC_CQTYPE_SIMPLE; - } - FILL_FCHDR_RCTL_DID(fch, R_CTL_COMMAND, fc->did); - FILL_FCHDR_SID(fch, fc->sid); - FILL_FCHDR_TYPE_FCTL(fch, TYPE_SCSI_FCP, - F_CTL_FIRST_SEQ | F_CTL_SEQ_INITIATIVE); - FILL_FCHDR_SEQ_DF_SEQ(fch, 0, 0, 0); - FILL_FCHDR_OXRX(fch, 0xffff, 0xffff); - fch->param = 0; - request->shdr.flags = port->flags; - request->shdr.class = 2; - break; - - case PROTO_OFFLINE: - memset (request, 0, sizeof(*request)); - request->shdr.token = TOKEN(PROTO_OFFLINE, port->mask, fcmd->token); - request->type = SOC_CQTYPE_OFFLINE; - FILL_FCHDR_RCTL_DID(fch, R_CTL_COMMAND, fc->did); - FILL_FCHDR_SID(fch, fc->sid); - FILL_FCHDR_TYPE_FCTL(fch, TYPE_SCSI_FCP, - F_CTL_FIRST_SEQ | F_CTL_SEQ_INITIATIVE); - FILL_FCHDR_SEQ_DF_SEQ(fch, 0, 0, 0); - FILL_FCHDR_OXRX(fch, 0xffff, 0xffff); - request->shdr.flags = port->flags; - break; - - case PROTO_REPORT_AL_MAP: - /* SOC only supports Point-to-Point topology, no FC-AL, sorry... */ - return -ENOSYS; - - default: - request->shdr.token = TOKEN(fcmd->proto, port->mask, fcmd->token); - request->shdr.class = 2; - request->shdr.flags = port->flags; - memcpy (fch, &fcmd->fch, sizeof(fc_hdr)); - request->data[0].count = fcmd->cmdlen; - request->data[1].count = fcmd->rsplen; - request->type = fcmd->class; - switch (fcmd->class) { - case FC_CLASS_OUTBOUND: - request->data[0].base = fcmd->cmd; - request->data[0].count = fcmd->cmdlen; - request->type = SOC_CQTYPE_OUTBOUND; - request->shdr.bytecnt = fcmd->cmdlen; - request->shdr.segcnt = 1; - break; - case FC_CLASS_INBOUND: - request->data[0].base = fcmd->rsp; - request->data[0].count = fcmd->rsplen; - request->type = SOC_CQTYPE_INBOUND; - request->shdr.bytecnt = 0; - request->shdr.segcnt = 1; - break; - case FC_CLASS_SIMPLE: - request->data[0].base = fcmd->cmd; - request->data[1].base = fcmd->rsp; - request->data[0].count = fcmd->cmdlen; - request->data[1].count = fcmd->rsplen; - request->type = SOC_CQTYPE_SIMPLE; - request->shdr.bytecnt = fcmd->cmdlen; - request->shdr.segcnt = 2; - break; - case FC_CLASS_IO_READ: - case FC_CLASS_IO_WRITE: - request->data[0].base = fcmd->cmd; - request->data[1].base = fcmd->rsp; - request->data[0].count = fcmd->cmdlen; - request->data[1].count = fcmd->rsplen; - request->type = - (fcmd->class == FC_CLASS_IO_READ) ? - SOC_CQTYPE_IO_READ : SOC_CQTYPE_IO_WRITE; - if (fcmd->data) { - request->data[2].base = fcmd->data; - request->data[2].count = fcmd->datalen; - request->shdr.bytecnt = fcmd->datalen; - request->shdr.segcnt = 3; - } else { - request->shdr.bytecnt = 0; - request->shdr.segcnt = 2; - } - break; - }; - break; - }; - - request->count = 1; - request->flags = 0; - request->seqno = sw_cq->seqno; - - /* And now tell the SOC about it */ - - if (++sw_cq->in > sw_cq->last) { - sw_cq->in = 0; - sw_cq->seqno++; - } - - SOD(("Putting %08x into cmd\n", - SOC_CMD_RSP_QALL | (sw_cq->in << 24) | (SOC_CMD_REQ_Q0 << qno))) - - sbus_writel(SOC_CMD_RSP_QALL | (sw_cq->in << 24) | (SOC_CMD_REQ_Q0 << qno), - s->regs + CMD); - - /* Read so that command is completed. */ - sbus_readl(s->regs + CMD); - - return 0; -} - -static inline void soc_download_fw(struct soc *s) -{ -#ifdef HAVE_SOC_UCODE - xram_copy_to (s->xram, soc_ucode, sizeof(soc_ucode)); - xram_bzero (s->xram + sizeof(soc_ucode), 32768 - sizeof(soc_ucode)); -#endif -} - -/* Check for what the best SBUS burst we can use happens - * to be on this machine. - */ -static inline void soc_init_bursts(struct soc *s, struct sbus_dev *sdev) -{ - int bsizes, bsizes_more; - - bsizes = (prom_getintdefault(sdev->prom_node,"burst-sizes",0xff) & 0xff); - bsizes_more = (prom_getintdefault(sdev->bus->prom_node, "burst-sizes", 0xff) & 0xff); - bsizes &= bsizes_more; - if ((bsizes & 0x7f) == 0x7f) - s->cfg = SOC_CFG_BURST_64; - else if ((bsizes & 0x3f) == 0x3f) - s->cfg = SOC_CFG_BURST_32; - else if ((bsizes & 0x1f) == 0x1f) - s->cfg = SOC_CFG_BURST_16; - else - s->cfg = SOC_CFG_BURST_4; -} - -static inline void soc_init(struct sbus_dev *sdev, int no) -{ - unsigned char tmp[60]; - int propl; - struct soc *s; - static int version_printed = 0; - soc_hw_cq cq[8]; - int size, i; - int irq; - - s = kzalloc (sizeof (struct soc), GFP_KERNEL); - if (s == NULL) - return; - spin_lock_init(&s->lock); - s->soc_no = no; - - SOD(("socs %08lx soc_intr %08lx soc_hw_enque %08x\n", - (long)socs, (long)soc_intr, (long)soc_hw_enque)) - if (version_printed++ == 0) - printk (version); - - s->port[0].fc.module = THIS_MODULE; - s->port[1].fc.module = THIS_MODULE; - - s->next = socs; - socs = s; - s->port[0].fc.dev = sdev; - s->port[1].fc.dev = sdev; - s->port[0].s = s; - s->port[1].s = s; - - s->port[0].fc.next = &s->port[1].fc; - - /* World Wide Name of SOC */ - propl = prom_getproperty (sdev->prom_node, "soc-wwn", tmp, sizeof(tmp)); - if (propl != sizeof (fc_wwn)) { - s->wwn.naaid = NAAID_IEEE; - s->wwn.lo = 0x12345678; - } else - memcpy (&s->wwn, tmp, sizeof (fc_wwn)); - - propl = prom_getproperty (sdev->prom_node, "port-wwns", tmp, sizeof(tmp)); - if (propl != 2 * sizeof (fc_wwn)) { - s->port[0].fc.wwn_nport.naaid = NAAID_IEEE_EXT; - s->port[0].fc.wwn_nport.hi = s->wwn.hi; - s->port[0].fc.wwn_nport.lo = s->wwn.lo; - s->port[1].fc.wwn_nport.naaid = NAAID_IEEE_EXT; - s->port[1].fc.wwn_nport.nportid = 1; - s->port[1].fc.wwn_nport.hi = s->wwn.hi; - s->port[1].fc.wwn_nport.lo = s->wwn.lo; - } else { - memcpy (&s->port[0].fc.wwn_nport, tmp, sizeof (fc_wwn)); - memcpy (&s->port[1].fc.wwn_nport, tmp + sizeof (fc_wwn), sizeof (fc_wwn)); - } - memcpy (&s->port[0].fc.wwn_node, &s->wwn, sizeof (fc_wwn)); - memcpy (&s->port[1].fc.wwn_node, &s->wwn, sizeof (fc_wwn)); - SOD(("Got wwns %08x%08x ports %08x%08x and %08x%08x\n", - *(u32 *)&s->port[0].fc.wwn_nport, s->port[0].fc.wwn_nport.lo, - *(u32 *)&s->port[0].fc.wwn_nport, s->port[0].fc.wwn_nport.lo, - *(u32 *)&s->port[1].fc.wwn_nport, s->port[1].fc.wwn_nport.lo)) - - s->port[0].fc.sid = 1; - s->port[1].fc.sid = 17; - s->port[0].fc.did = 2; - s->port[1].fc.did = 18; - - s->port[0].fc.reset = soc_reset; - s->port[1].fc.reset = soc_reset; - - if (sdev->num_registers == 1) { - /* Probably SunFire onboard SOC */ - s->xram = sbus_ioremap(&sdev->resource[0], 0, - 0x10000UL, "soc xram"); - s->regs = sbus_ioremap(&sdev->resource[0], 0x10000UL, - 0x10UL, "soc regs"); - } else { - /* Probably SOC sbus card */ - s->xram = sbus_ioremap(&sdev->resource[1], 0, - sdev->reg_addrs[1].reg_size, "soc xram"); - s->regs = sbus_ioremap(&sdev->resource[2], 0, - sdev->reg_addrs[2].reg_size, "soc regs"); - } - - soc_init_bursts(s, sdev); - - SOD(("Disabling SOC\n")) - - soc_disable (s); - - irq = sdev->irqs[0]; - - if (request_irq (irq, soc_intr, IRQF_SHARED, "SOC", (void *)s)) { - soc_printk ("Cannot order irq %d to go\n", irq); - socs = s->next; - return; - } - - SOD(("SOC uses IRQ %d\n", irq)) - - s->port[0].fc.irq = irq; - s->port[1].fc.irq = irq; - - sprintf (s->port[0].fc.name, "soc%d port A", no); - sprintf (s->port[1].fc.name, "soc%d port B", no); - s->port[0].flags = SOC_FC_HDR | SOC_PORT_A; - s->port[1].flags = SOC_FC_HDR | SOC_PORT_B; - s->port[1].mask = (1 << 11); - - s->port[0].fc.hw_enque = soc_hw_enque; - s->port[1].fc.hw_enque = soc_hw_enque; - - soc_download_fw (s); - - SOD(("Downloaded firmware\n")) - - /* Now setup xram circular queues */ - memset (cq, 0, sizeof(cq)); - - size = (SOC_CQ_REQ0_SIZE + SOC_CQ_REQ1_SIZE) * sizeof(soc_req); - s->req_cpu = sbus_alloc_consistent(sdev, size, &s->req_dvma); - s->req[0].pool = s->req_cpu; - cq[0].address = s->req_dvma; - s->req[1].pool = s->req[0].pool + SOC_CQ_REQ0_SIZE; - - s->req[0].hw_cq = (soc_hw_cq __iomem *)(s->xram + SOC_CQ_REQ_OFFSET); - s->req[1].hw_cq = (soc_hw_cq __iomem *)(s->xram + SOC_CQ_REQ_OFFSET + sizeof(soc_hw_cq)); - s->rsp[0].hw_cq = (soc_hw_cq __iomem *)(s->xram + SOC_CQ_RSP_OFFSET); - s->rsp[1].hw_cq = (soc_hw_cq __iomem *)(s->xram + SOC_CQ_RSP_OFFSET + sizeof(soc_hw_cq)); - - cq[1].address = cq[0].address + (SOC_CQ_REQ0_SIZE * sizeof(soc_req)); - cq[4].address = 1; - cq[5].address = 1; - cq[0].last = SOC_CQ_REQ0_SIZE - 1; - cq[1].last = SOC_CQ_REQ1_SIZE - 1; - cq[4].last = SOC_CQ_RSP0_SIZE - 1; - cq[5].last = SOC_CQ_RSP1_SIZE - 1; - for (i = 0; i < 8; i++) - cq[i].seqno = 1; - - s->req[0].last = SOC_CQ_REQ0_SIZE - 1; - s->req[1].last = SOC_CQ_REQ1_SIZE - 1; - s->rsp[0].last = SOC_CQ_RSP0_SIZE - 1; - s->rsp[1].last = SOC_CQ_RSP1_SIZE - 1; - - s->req[0].seqno = 1; - s->req[1].seqno = 1; - s->rsp[0].seqno = 1; - s->rsp[1].seqno = 1; - - xram_copy_to (s->xram + SOC_CQ_REQ_OFFSET, cq, sizeof(cq)); - - /* Make our sw copy of SOC service parameters */ - xram_copy_from (s->serv_params, s->xram + 0x140, sizeof (s->serv_params)); - - s->port[0].fc.common_svc = (common_svc_parm *)s->serv_params; - s->port[0].fc.class_svcs = (svc_parm *)(s->serv_params + 0x20); - s->port[1].fc.common_svc = (common_svc_parm *)&s->serv_params; - s->port[1].fc.class_svcs = (svc_parm *)(s->serv_params + 0x20); - - soc_enable (s); - - SOD(("Enabled SOC\n")) -} - -static int __init soc_probe(void) -{ - struct sbus_bus *sbus; - struct sbus_dev *sdev = NULL; - struct soc *s; - int cards = 0; - - for_each_sbus(sbus) { - for_each_sbusdev(sdev, sbus) { - if(!strcmp(sdev->prom_name, "SUNW,soc")) { - soc_init(sdev, cards); - cards++; - } - } - } - if (!cards) return -EIO; - - for_each_soc(s) - if (s->next) - s->port[1].fc.next = &s->next->port[0].fc; - fcp_init (&socs->port[0].fc); - return 0; -} - -static void __exit soc_cleanup(void) -{ - struct soc *s; - int irq; - struct sbus_dev *sdev; - - for_each_soc(s) { - irq = s->port[0].fc.irq; - free_irq (irq, s); - - fcp_release(&(s->port[0].fc), 2); - - sdev = s->port[0].fc.dev; - if (sdev->num_registers == 1) { - sbus_iounmap(s->xram, 0x10000UL); - sbus_iounmap(s->regs, 0x10UL); - } else { - sbus_iounmap(s->xram, sdev->reg_addrs[1].reg_size); - sbus_iounmap(s->regs, sdev->reg_addrs[2].reg_size); - } - sbus_free_consistent(sdev, - (SOC_CQ_REQ0_SIZE+SOC_CQ_REQ1_SIZE)*sizeof(soc_req), - s->req_cpu, s->req_dvma); - } -} - -module_init(soc_probe); -module_exit(soc_cleanup); -MODULE_LICENSE("GPL"); diff --git a/drivers/fc4/soc.h b/drivers/fc4/soc.h deleted file mode 100644 index d38cf5b28ee..00000000000 --- a/drivers/fc4/soc.h +++ /dev/null @@ -1,301 +0,0 @@ -/* soc.h: Definitions for Sparc SUNW,soc Fibre Channel Sbus driver. - * - * Copyright (C) 1996,1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz) - */ - -#ifndef __SOC_H -#define __SOC_H - -#include "fc.h" -#include "fcp.h" -#include "fcp_impl.h" - -/* Hardware register offsets and constants first {{{ */ -#define CFG 0x00UL /* Config Register */ -#define SAE 0x04UL /* Slave Access Error Register */ -#define CMD 0x08UL /* Command and Status Register */ -#define IMASK 0x0cUL /* Interrupt Mask Register */ - -/* Config Register */ -#define SOC_CFG_EXT_RAM_BANK_MASK 0x07000000 -#define SOC_CFG_EEPROM_BANK_MASK 0x00030000 -#define SOC_CFG_BURST64_MASK 0x00000700 -#define SOC_CFG_SBUS_PARITY_TEST 0x00000020 -#define SOC_CFG_SBUS_PARITY_CHECK 0x00000010 -#define SOC_CFG_SBUS_ENHANCED 0x00000008 -#define SOC_CFG_BURST_MASK 0x00000007 -/* Bursts */ -#define SOC_CFG_BURST_4 0x00000000 -#define SOC_CFG_BURST_16 0x00000004 -#define SOC_CFG_BURST_32 0x00000005 -#define SOC_CFG_BURST_64 0x00000006 - -/* Slave Access Error Register */ -#define SOC_SAE_ALIGNMENT 0x00000004 -#define SOC_SAE_UNSUPPORTED 0x00000002 -#define SOC_SAE_PARITY 0x00000001 - -/* Command & Status Register */ -#define SOC_CMD_RSP_QALL 0x000f0000 -#define SOC_CMD_RSP_Q0 0x00010000 -#define SOC_CMD_RSP_Q1 0x00020000 -#define SOC_CMD_RSP_Q2 0x00040000 -#define SOC_CMD_RSP_Q3 0x00080000 -#define SOC_CMD_REQ_QALL 0x00000f00 -#define SOC_CMD_REQ_Q0 0x00000100 -#define SOC_CMD_REQ_Q1 0x00000200 -#define SOC_CMD_REQ_Q2 0x00000400 -#define SOC_CMD_REQ_Q3 0x00000800 -#define SOC_CMD_SAE 0x00000080 -#define SOC_CMD_INTR_PENDING 0x00000008 -#define SOC_CMD_NON_QUEUED 0x00000004 -#define SOC_CMD_IDLE 0x00000002 -#define SOC_CMD_SOFT_RESET 0x00000001 - -/* Interrupt Mask Register */ -#define SOC_IMASK_RSP_QALL 0x000f0000 -#define SOC_IMASK_RSP_Q0 0x00010000 -#define SOC_IMASK_RSP_Q1 0x00020000 -#define SOC_IMASK_RSP_Q2 0x00040000 -#define SOC_IMASK_RSP_Q3 0x00080000 -#define SOC_IMASK_REQ_QALL 0x00000f00 -#define SOC_IMASK_REQ_Q0 0x00000100 -#define SOC_IMASK_REQ_Q1 0x00000200 -#define SOC_IMASK_REQ_Q2 0x00000400 -#define SOC_IMASK_REQ_Q3 0x00000800 -#define SOC_IMASK_SAE 0x00000080 -#define SOC_IMASK_NON_QUEUED 0x00000004 - -#define SOC_INTR(s, cmd) \ - (((cmd & SOC_CMD_RSP_QALL) | ((~cmd) & SOC_CMD_REQ_QALL)) \ - & s->imask) - -#define SOC_SETIMASK(s, i) \ -do { (s)->imask = (i); \ - sbus_writel((i), (s)->regs + IMASK); \ -} while(0) - -/* XRAM - * - * This is a 64KB register area. It accepts only halfword access. - * That's why here are the following inline functions... - */ - -typedef void __iomem *xram_p; - -/* Get 32bit number from XRAM */ -static inline u32 xram_get_32(xram_p x) -{ - return ((sbus_readw(x + 0x00UL) << 16) | - (sbus_readw(x + 0x02UL))); -} - -/* Like the above, but when we don't care about the high 16 bits */ -static inline u32 xram_get_32low(xram_p x) -{ - return (u32) sbus_readw(x + 0x02UL); -} - -static inline u16 xram_get_16(xram_p x) -{ - return sbus_readw(x); -} - -static inline u8 xram_get_8(xram_p x) -{ - if ((unsigned long)x & 0x1UL) { - x = x - 1; - return (u8) sbus_readw(x); - } else { - return (u8) (sbus_readw(x) >> 8); - } -} - -static inline void xram_copy_from(void *p, xram_p x, int len) -{ - for (len >>= 2; len > 0; len--, x += sizeof(u32)) { - u32 val, *p32 = p; - - val = ((sbus_readw(x + 0x00UL) << 16) | - (sbus_readw(x + 0x02UL))); - *p32++ = val; - p = p32; - } -} - -static inline void xram_copy_to(xram_p x, void *p, int len) -{ - for (len >>= 2; len > 0; len--, x += sizeof(u32)) { - u32 tmp, *p32 = p; - - tmp = *p32++; - p = p32; - sbus_writew(tmp >> 16, x + 0x00UL); - sbus_writew(tmp, x + 0x02UL); - } -} - -static inline void xram_bzero(xram_p x, int len) -{ - for (len >>= 1; len > 0; len--, x += sizeof(u16)) - sbus_writew(0, x); -} - -/* Circular Queue */ - -#define SOC_CQ_REQ_OFFSET (0x100 * sizeof(u16)) -#define SOC_CQ_RSP_OFFSET (0x110 * sizeof(u16)) - -typedef struct { - u32 address; - u8 in; - u8 out; - u8 last; - u8 seqno; -} soc_hw_cq; - -#define SOC_PORT_A 0x0000 /* From/To Port A */ -#define SOC_PORT_B 0x0001 /* From/To Port A */ -#define SOC_FC_HDR 0x0002 /* Contains FC Header */ -#define SOC_NORSP 0x0004 /* Don't generate response nor interrupt */ -#define SOC_NOINT 0x0008 /* Generate response but not interrupt */ -#define SOC_XFERRDY 0x0010 /* Generate XFERRDY */ -#define SOC_IGNOREPARAM 0x0020 /* Ignore PARAM field in the FC header */ -#define SOC_COMPLETE 0x0040 /* Command completed */ -#define SOC_UNSOLICITED 0x0080 /* For request this is the packet to establish unsolicited pools, */ - /* for rsp this is unsolicited packet */ -#define SOC_STATUS 0x0100 /* State change (on/off line) */ - -typedef struct { - u32 token; - u16 flags; - u8 class; - u8 segcnt; - u32 bytecnt; -} soc_hdr; - -typedef struct { - u32 base; - u32 count; -} soc_data; - -#define SOC_CQTYPE_OUTBOUND 0x01 -#define SOC_CQTYPE_INBOUND 0x02 -#define SOC_CQTYPE_SIMPLE 0x03 -#define SOC_CQTYPE_IO_WRITE 0x04 -#define SOC_CQTYPE_IO_READ 0x05 -#define SOC_CQTYPE_UNSOLICITED 0x06 -#define SOC_CQTYPE_DIAG 0x07 -#define SOC_CQTYPE_OFFLINE 0x08 -#define SOC_CQTYPE_RESPONSE 0x10 -#define SOC_CQTYPE_INLINE 0x20 - -#define SOC_CQFLAGS_CONT 0x01 -#define SOC_CQFLAGS_FULL 0x02 -#define SOC_CQFLAGS_BADHDR 0x04 -#define SOC_CQFLAGS_BADPKT 0x08 - -typedef struct { - soc_hdr shdr; - soc_data data[3]; - fc_hdr fchdr; - u8 count; - u8 type; - u8 flags; - u8 seqno; -} soc_req; - -#define SOC_OK 0 -#define SOC_P_RJT 2 -#define SOC_F_RJT 3 -#define SOC_P_BSY 4 -#define SOC_F_BSY 5 -#define SOC_ONLINE 0x10 -#define SOC_OFFLINE 0x11 -#define SOC_TIMEOUT 0x12 -#define SOC_OVERRUN 0x13 -#define SOC_UNKOWN_CQ_TYPE 0x20 -#define SOC_BAD_SEG_CNT 0x21 -#define SOC_MAX_XCHG_EXCEEDED 0x22 -#define SOC_BAD_XID 0x23 -#define SOC_XCHG_BUSY 0x24 -#define SOC_BAD_POOL_ID 0x25 -#define SOC_INSUFFICIENT_CQES 0x26 -#define SOC_ALLOC_FAIL 0x27 -#define SOC_BAD_SID 0x28 -#define SOC_NO_SEG_INIT 0x29 - -typedef struct { - soc_hdr shdr; - u32 status; - soc_data data; - u8 xxx1[12]; - fc_hdr fchdr; - u8 count; - u8 type; - u8 flags; - u8 seqno; -} soc_rsp; - -/* }}} */ - -/* Now our software structures and constants we use to drive the beast {{{ */ - -#define SOC_CQ_REQ0_SIZE 4 -#define SOC_CQ_REQ1_SIZE 64 -#define SOC_CQ_RSP0_SIZE 8 -#define SOC_CQ_RSP1_SIZE 4 - -#define SOC_SOLICITED_RSP_Q 0 -#define SOC_UNSOLICITED_RSP_Q 1 - -struct soc; - -typedef struct { - /* This must come first */ - fc_channel fc; - struct soc *s; - u16 flags; - u16 mask; -} soc_port; - -typedef struct { - soc_hw_cq __iomem *hw_cq; /* Related XRAM cq */ - soc_req __iomem *pool; - u8 in; - u8 out; - u8 last; - u8 seqno; -} soc_cq_rsp; - -typedef struct { - soc_hw_cq __iomem *hw_cq; /* Related XRAM cq */ - soc_req *pool; - u8 in; - u8 out; - u8 last; - u8 seqno; -} soc_cq_req; - -struct soc { - spinlock_t lock; - soc_port port[2]; /* Every SOC has one or two FC ports */ - soc_cq_req req[2]; /* Request CQs */ - soc_cq_rsp rsp[2]; /* Response CQs */ - int soc_no; - void __iomem *regs; - xram_p xram; - fc_wwn wwn; - u32 imask; /* Our copy of regs->imask */ - u32 cfg; /* Our copy of regs->cfg */ - char serv_params[80]; - struct soc *next; - int curr_port; /* Which port will have priority to fcp_queue_empty */ - - soc_req *req_cpu; - u32 req_dvma; -}; - -/* }}} */ - -#endif /* !(__SOC_H) */ diff --git a/drivers/fc4/socal.c b/drivers/fc4/socal.c deleted file mode 100644 index c903ebfab52..00000000000 --- a/drivers/fc4/socal.c +++ /dev/null @@ -1,904 +0,0 @@ -/* socal.c: Sparc SUNW,socal (SOC+) Fibre Channel Sbus adapter support. - * - * Copyright (C) 1998,1999 Jakub Jelinek (jj@ultra.linux.cz) - * - * Sources: - * Fibre Channel Physical & Signaling Interface (FC-PH), dpANS, 1994 - * dpANS Fibre Channel Protocol for SCSI (X3.269-199X), Rev. 012, 1995 - * SOC+ Programming Guide 0.1 - * Fibre Channel Arbitrated Loop (FC-AL), dpANS rev. 4.5, 1995 - * - * Supported hardware: - * On-board SOC+ adapters of Ultra Enterprise servers and sun4d. - */ - -static char *version = - "socal.c: SOC+ driver v1.1 9/Feb/99 Jakub Jelinek (jj@ultra.linux.cz)\n"; - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/fcntl.h> -#include <linux/interrupt.h> -#include <linux/ptrace.h> -#include <linux/ioport.h> -#include <linux/in.h> -#include <linux/slab.h> -#include <linux/string.h> -#include <linux/init.h> -#include <linux/bitops.h> -#include <asm/system.h> -#include <asm/io.h> -#include <asm/dma.h> -#include <linux/errno.h> -#include <asm/byteorder.h> - -#include <asm/openprom.h> -#include <asm/oplib.h> -#include <asm/pgtable.h> -#include <asm/irq.h> - -/* #define SOCALDEBUG */ -/* #define HAVE_SOCAL_UCODE */ -/* #define USE_64BIT_MODE */ - -#include "fcp_impl.h" -#include "socal.h" -#ifdef HAVE_SOCAL_UCODE -#include "socal_asm.h" -#endif - -#define socal_printk printk ("socal%d: ", s->socal_no); printk - -#ifdef SOCALDEBUG -#define SOD(x) socal_printk x; -#else -#define SOD(x) -#endif - -#define for_each_socal(s) for (s = socals; s; s = s->next) -struct socal *socals = NULL; - -static void socal_copy_from_xram(void *d, void __iomem *xram, long size) -{ - u32 *dp = (u32 *) d; - while (size) { - *dp++ = sbus_readl(xram); - xram += sizeof(u32); - size -= sizeof(u32); - } -} - -static void socal_copy_to_xram(void __iomem *xram, void *s, long size) -{ - u32 *sp = (u32 *) s; - while (size) { - u32 val = *sp++; - sbus_writel(val, xram); - xram += sizeof(u32); - size -= sizeof(u32); - } -} - -#ifdef HAVE_SOCAL_UCODE -static void socal_bzero(unsigned long xram, int size) -{ - while (size) { - sbus_writel(0, xram); - xram += sizeof(u32); - size -= sizeof(u32); - } -} -#endif - -static inline void socal_disable(struct socal *s) -{ - sbus_writel(0, s->regs + IMASK); - sbus_writel(SOCAL_CMD_SOFT_RESET, s->regs + CMD); -} - -static inline void socal_enable(struct socal *s) -{ - SOD(("enable %08x\n", s->cfg)) - sbus_writel(0, s->regs + SAE); - sbus_writel(s->cfg, s->regs + CFG); - sbus_writel(SOCAL_CMD_RSP_QALL, s->regs + CMD); - SOCAL_SETIMASK(s, SOCAL_IMASK_RSP_QALL | SOCAL_IMASK_SAE); - SOD(("imask %08x %08x\n", s->imask, sbus_readl(s->regs + IMASK))); -} - -static void socal_reset(fc_channel *fc) -{ - socal_port *port = (socal_port *)fc; - struct socal *s = port->s; - - /* FIXME */ - socal_disable(s); - s->req[0].seqno = 1; - s->req[1].seqno = 1; - s->rsp[0].seqno = 1; - s->rsp[1].seqno = 1; - s->req[0].in = 0; - s->req[1].in = 0; - s->rsp[0].in = 0; - s->rsp[1].in = 0; - s->req[0].out = 0; - s->req[1].out = 0; - s->rsp[0].out = 0; - s->rsp[1].out = 0; - - /* FIXME */ - socal_enable(s); -} - -static inline void socal_solicited(struct socal *s, unsigned long qno) -{ - socal_rsp *hwrsp; - socal_cq *sw_cq; - int token; - int status; - fc_channel *fc; - - sw_cq = &s->rsp[qno]; - - /* Finally an improvement against old SOC :) */ - sw_cq->in = sbus_readb(s->regs + RESP + qno); - SOD (("socal_solicited, %d packets arrived\n", - (sw_cq->in - sw_cq->out) & sw_cq->last)) - for (;;) { - hwrsp = (socal_rsp *)sw_cq->pool + sw_cq->out; - SOD(("hwrsp %p out %d\n", hwrsp, sw_cq->out)) - -#if defined(SOCALDEBUG) && 0 - { - u32 *u = (u32 *)hwrsp; - SOD(("%08x.%08x.%08x.%08x.%08x.%08x.%08x.%08x\n", - u[0],u[1],u[2],u[3],u[4],u[5],u[6],u[7])) - u += 8; - SOD(("%08x.%08x.%08x.%08x.%08x.%08x.%08x.%08x\n", - u[0],u[1],u[2],u[3],u[4],u[5],u[6],u[7])) - u = (u32 *)s->xram; - while (u < ((u32 *)s->regs)) { - if (sbus_readl(&u[0]) == 0x00003000 || - sbus_readl(&u[0]) == 0x00003801) { - SOD(("Found at %04lx\n", - (unsigned long)u - (unsigned long)s->xram)) - SOD((" %08x.%08x.%08x.%08x.%08x.%08x.%08x.%08x\n", - sbus_readl(&u[0]), sbus_readl(&u[1]), - sbus_readl(&u[2]), sbus_readl(&u[3]), - sbus_readl(&u[4]), sbus_readl(&u[5]), - sbus_readl(&u[6]), sbus_readl(&u[7]))) - u += 8; - SOD((" %08x.%08x.%08x.%08x.%08x.%08x.%08x.%08x\n", - sbus_readl(&u[0]), sbus_readl(&u[1]), - sbus_readl(&u[2]), sbus_readl(&u[3]), - sbus_readl(&u[4]), sbus_readl(&u[5]), - sbus_readl(&u[6]), sbus_readl(&u[7]))) - u -= 8; - } - u++; - } - } -#endif - - token = hwrsp->shdr.token; - status = hwrsp->status; - fc = (fc_channel *)(&s->port[(token >> 11) & 1]); - - SOD(("Solicited token %08x status %08x\n", token, status)) - if (status == SOCAL_OK) { - fcp_receive_solicited(fc, token >> 12, - token & ((1 << 11) - 1), - FC_STATUS_OK, NULL); - } else { - /* We have intentionally defined FC_STATUS_* constants - * to match SOCAL_* constants, otherwise we'd have to - * translate status. - */ - fcp_receive_solicited(fc, token >> 12, - token & ((1 << 11) - 1), status, &hwrsp->fchdr); - } - - if (++sw_cq->out > sw_cq->last) { - sw_cq->seqno++; - sw_cq->out = 0; - } - - if (sw_cq->out == sw_cq->in) { - sw_cq->in = sbus_readb(s->regs + RESP + qno); - if (sw_cq->out == sw_cq->in) { - /* Tell the hardware about it */ - sbus_writel((sw_cq->out << 24) | - (SOCAL_CMD_RSP_QALL & - ~(SOCAL_CMD_RSP_Q0 << qno)), - s->regs + CMD); - - /* Read it, so that we're sure it has been updated */ - sbus_readl(s->regs + CMD); - sw_cq->in = sbus_readb(s->regs + RESP + qno); - if (sw_cq->out == sw_cq->in) - break; - } - } - } -} - -static inline void socal_request (struct socal *s, u32 cmd) -{ - SOCAL_SETIMASK(s, s->imask & ~(cmd & SOCAL_CMD_REQ_QALL)); - SOD(("imask %08x %08x\n", s->imask, sbus_readl(s->regs + IMASK))); - - SOD(("Queues available %08x OUT %X\n", cmd, s->regs->reqpr[0])) - if (s->port[s->curr_port].fc.state != FC_STATE_OFFLINE) { - fcp_queue_empty ((fc_channel *)&(s->port[s->curr_port])); - if (((s->req[1].in + 1) & s->req[1].last) != (s->req[1].out)) - fcp_queue_empty ((fc_channel *)&(s->port[1 - s->curr_port])); - } else { - fcp_queue_empty ((fc_channel *)&(s->port[1 - s->curr_port])); - } - if (s->port[1 - s->curr_port].fc.state != FC_STATE_OFFLINE) - s->curr_port ^= 1; -} - -static inline void socal_unsolicited (struct socal *s, unsigned long qno) -{ - socal_rsp *hwrsp, *hwrspc; - socal_cq *sw_cq; - int count; - int status; - int flags; - fc_channel *fc; - - sw_cq = &s->rsp[qno]; - - sw_cq->in = sbus_readb(s->regs + RESP + qno); - SOD (("socal_unsolicited, %d packets arrived, in %d\n", - (sw_cq->in - sw_cq->out) & sw_cq->last, sw_cq->in)) - while (sw_cq->in != sw_cq->out) { - /* ...real work per entry here... */ - hwrsp = (socal_rsp *)sw_cq->pool + sw_cq->out; - SOD(("hwrsp %p out %d\n", hwrsp, sw_cq->out)) - -#if defined(SOCALDEBUG) && 0 - { - u32 *u = (u32 *)hwrsp; - SOD(("%08x.%08x.%08x.%08x.%08x.%08x.%08x.%08x\n", - u[0],u[1],u[2],u[3],u[4],u[5],u[6],u[7])) - u += 8; - SOD(("%08x.%08x.%08x.%08x.%08x.%08x.%08x.%08x\n", - u[0],u[1],u[2],u[3],u[4],u[5],u[6],u[7])) - } -#endif - - hwrspc = NULL; - flags = hwrsp->shdr.flags; - count = hwrsp->count; - fc = (fc_channel *)&s->port[flags & SOCAL_PORT_B]; - SOD(("FC %08lx\n", (long)fc)) - - if (count != 1) { - /* Ugh, continuation entries */ - u8 in; - - if (count != 2) { - printk("%s: Too many continuations entries %d\n", - fc->name, count); - goto update_out; - } - - in = sw_cq->in; - if (in < sw_cq->out) - in += sw_cq->last + 1; - if (in < sw_cq->out + 2) { - /* Ask the hardware if they haven't arrived yet. */ - sbus_writel((sw_cq->out << 24) | - (SOCAL_CMD_RSP_QALL & - ~(SOCAL_CMD_RSP_Q0 << qno)), - s->regs + CMD); - - /* Read it, so that we're sure it has been updated */ - sbus_readl(s->regs + CMD); - sw_cq->in = sbus_readb(s->regs + RESP + qno); - in = sw_cq->in; - if (in < sw_cq->out) - in += sw_cq->last + 1; - if (in < sw_cq->out + 2) /* Nothing came, let us wait */ - return; - } - if (sw_cq->out == sw_cq->last) - hwrspc = (socal_rsp *)sw_cq->pool; - else - hwrspc = hwrsp + 1; - } - - switch (flags & ~SOCAL_PORT_B) { - case SOCAL_STATUS: - status = hwrsp->status; - switch (status) { - case SOCAL_ONLINE: - SOD(("State change to ONLINE\n")); - fcp_state_change(fc, FC_STATE_ONLINE); - break; - case SOCAL_ONLINE_LOOP: - SOD(("State change to ONLINE_LOOP\n")); - fcp_state_change(fc, FC_STATE_ONLINE); - break; - case SOCAL_OFFLINE: - SOD(("State change to OFFLINE\n")); - fcp_state_change(fc, FC_STATE_OFFLINE); - break; - default: - printk ("%s: Unknown STATUS no %d\n", - fc->name, status); - break; - }; - - break; - case (SOCAL_UNSOLICITED|SOCAL_FC_HDR): - { - int r_ctl = *((u8 *)&hwrsp->fchdr); - unsigned len; - - if ((r_ctl & 0xf0) == R_CTL_EXTENDED_SVC) { - len = hwrsp->shdr.bytecnt; - if (len < 4 || !hwrspc) { - printk ("%s: Invalid R_CTL %02x " - "continuation entries\n", - fc->name, r_ctl); - } else { - if (len > 60) - len = 60; - if (*(u32 *)hwrspc == LS_DISPLAY) { - int i; - - for (i = 4; i < len; i++) - if (((u8 *)hwrspc)[i] == '\n') - ((u8 *)hwrspc)[i] = ' '; - ((u8 *)hwrspc)[len] = 0; - printk ("%s message: %s\n", - fc->name, ((u8 *)hwrspc) + 4); - } else { - printk ("%s: Unknown LS_CMD " - "%08x\n", fc->name, - *(u32 *)hwrspc); - } - } - } else { - printk ("%s: Unsolicited R_CTL %02x " - "not handled\n", fc->name, r_ctl); - } - } - break; - default: - printk ("%s: Unexpected flags %08x\n", fc->name, flags); - break; - }; -update_out: - if (++sw_cq->out > sw_cq->last) { - sw_cq->seqno++; - sw_cq->out = 0; - } - - if (hwrspc) { - if (++sw_cq->out > sw_cq->last) { - sw_cq->seqno++; - sw_cq->out = 0; - } - } - - if (sw_cq->out == sw_cq->in) { - sw_cq->in = sbus_readb(s->regs + RESP + qno); - if (sw_cq->out == sw_cq->in) { - /* Tell the hardware about it */ - sbus_writel((sw_cq->out << 24) | - (SOCAL_CMD_RSP_QALL & - ~(SOCAL_CMD_RSP_Q0 << qno)), - s->regs + CMD); - - /* Read it, so that we're sure it has been updated */ - sbus_readl(s->regs + CMD); - sw_cq->in = sbus_readb(s->regs + RESP + qno); - } - } - } -} - -static irqreturn_t socal_intr(int irq, void *dev_id) -{ - u32 cmd; - unsigned long flags; - register struct socal *s = (struct socal *)dev_id; - - spin_lock_irqsave(&s->lock, flags); - cmd = sbus_readl(s->regs + CMD); - for (; (cmd = SOCAL_INTR (s, cmd)); cmd = sbus_readl(s->regs + CMD)) { -#ifdef SOCALDEBUG - static int cnt = 0; - if (cnt++ < 50) - printk("soc_intr %08x\n", cmd); -#endif - if (cmd & SOCAL_CMD_RSP_Q2) - socal_unsolicited (s, SOCAL_UNSOLICITED_RSP_Q); - if (cmd & SOCAL_CMD_RSP_Q1) - socal_unsolicited (s, SOCAL_SOLICITED_BAD_RSP_Q); - if (cmd & SOCAL_CMD_RSP_Q0) - socal_solicited (s, SOCAL_SOLICITED_RSP_Q); - if (cmd & SOCAL_CMD_REQ_QALL) - socal_request (s, cmd); - } - spin_unlock_irqrestore(&s->lock, flags); - - return IRQ_HANDLED; -} - -#define TOKEN(proto, port, token) (((proto)<<12)|(token)|(port)) - -static int socal_hw_enque (fc_channel *fc, fcp_cmnd *fcmd) -{ - socal_port *port = (socal_port *)fc; - struct socal *s = port->s; - unsigned long qno; - socal_cq *sw_cq; - int cq_next_in; - socal_req *request; - fc_hdr *fch; - int i; - - if (fcmd->proto == TYPE_SCSI_FCP) - qno = 1; - else - qno = 0; - SOD(("Putting a FCP packet type %d into hw queue %d\n", fcmd->proto, qno)) - if (s->imask & (SOCAL_IMASK_REQ_Q0 << qno)) { - SOD(("EIO %08x\n", s->imask)) - return -EIO; - } - sw_cq = s->req + qno; - cq_next_in = (sw_cq->in + 1) & sw_cq->last; - - if (cq_next_in == sw_cq->out && - cq_next_in == (sw_cq->out = sbus_readb(s->regs + REQP + qno))) { - SOD(("%d IN %d OUT %d LAST %d\n", - qno, sw_cq->in, - sw_cq->out, sw_cq->last)) - SOCAL_SETIMASK(s, s->imask | (SOCAL_IMASK_REQ_Q0 << qno)); - SOD(("imask %08x %08x\n", s->imask, sbus_readl(s->regs + IMASK))); - - /* If queue is full, just say NO. */ - return -EBUSY; - } - - request = sw_cq->pool + sw_cq->in; - fch = &request->fchdr; - - switch (fcmd->proto) { - case TYPE_SCSI_FCP: - request->shdr.token = TOKEN(TYPE_SCSI_FCP, port->mask, fcmd->token); - request->data[0].base = fc->dma_scsi_cmd + fcmd->token * sizeof(fcp_cmd); - request->data[0].count = sizeof(fcp_cmd); - request->data[1].base = fc->dma_scsi_rsp + fcmd->token * fc->rsp_size; - request->data[1].count = fc->rsp_size; - if (fcmd->data) { - request->shdr.segcnt = 3; - i = fc->scsi_cmd_pool[fcmd->token].fcp_data_len; - request->shdr.bytecnt = i; - request->data[2].base = fcmd->data; - request->data[2].count = i; - request->type = (fc->scsi_cmd_pool[fcmd->token].fcp_cntl & FCP_CNTL_WRITE) ? - SOCAL_CQTYPE_IO_WRITE : SOCAL_CQTYPE_IO_READ; - } else { - request->shdr.segcnt = 2; - request->shdr.bytecnt = 0; - request->data[2].base = 0; - request->data[2].count = 0; - request->type = SOCAL_CQTYPE_SIMPLE; - } - FILL_FCHDR_RCTL_DID(fch, R_CTL_COMMAND, fcmd->did); - FILL_FCHDR_SID(fch, fc->sid); - FILL_FCHDR_TYPE_FCTL(fch, TYPE_SCSI_FCP, F_CTL_FIRST_SEQ | F_CTL_SEQ_INITIATIVE); - FILL_FCHDR_SEQ_DF_SEQ(fch, 0, 0, 0); - FILL_FCHDR_OXRX(fch, 0xffff, 0xffff); - fch->param = 0; - request->shdr.flags = port->flags; - request->shdr.class = fc->posmap ? 3 : 2; - break; - - case PROTO_OFFLINE: - memset (request, 0, sizeof(*request)); - request->shdr.token = TOKEN(PROTO_OFFLINE, port->mask, fcmd->token); - request->type = SOCAL_CQTYPE_OFFLINE; - FILL_FCHDR_RCTL_DID(fch, R_CTL_COMMAND, fcmd->did); - FILL_FCHDR_SID(fch, fc->sid); - FILL_FCHDR_TYPE_FCTL(fch, TYPE_SCSI_FCP, F_CTL_FIRST_SEQ | F_CTL_SEQ_INITIATIVE); - FILL_FCHDR_SEQ_DF_SEQ(fch, 0, 0, 0); - FILL_FCHDR_OXRX(fch, 0xffff, 0xffff); - request->shdr.flags = port->flags; - break; - - case PROTO_REPORT_AL_MAP: - memset (request, 0, sizeof(*request)); - request->shdr.token = TOKEN(PROTO_REPORT_AL_MAP, port->mask, fcmd->token); - request->type = SOCAL_CQTYPE_REPORT_MAP; - request->shdr.flags = port->flags; - request->shdr.segcnt = 1; - request->shdr.bytecnt = sizeof(fc_al_posmap); - request->data[0].base = fcmd->cmd; - request->data[0].count = sizeof(fc_al_posmap); - break; - - default: - request->shdr.token = TOKEN(fcmd->proto, port->mask, fcmd->token); - request->shdr.class = fc->posmap ? 3 : 2; - request->shdr.flags = port->flags; - memcpy (fch, &fcmd->fch, sizeof(fc_hdr)); - request->data[0].count = fcmd->cmdlen; - request->data[1].count = fcmd->rsplen; - request->type = fcmd->class; - switch (fcmd->class) { - case FC_CLASS_OUTBOUND: - request->data[0].base = fcmd->cmd; - request->data[0].count = fcmd->cmdlen; - request->type = SOCAL_CQTYPE_OUTBOUND; - request->shdr.bytecnt = fcmd->cmdlen; - request->shdr.segcnt = 1; - break; - case FC_CLASS_INBOUND: - request->data[0].base = fcmd->rsp; - request->data[0].count = fcmd->rsplen; - request->type = SOCAL_CQTYPE_INBOUND; - request->shdr.bytecnt = 0; - request->shdr.segcnt = 1; - break; - case FC_CLASS_SIMPLE: - request->data[0].base = fcmd->cmd; - request->data[1].base = fcmd->rsp; - request->data[0].count = fcmd->cmdlen; - request->data[1].count = fcmd->rsplen; - request->type = SOCAL_CQTYPE_SIMPLE; - request->shdr.bytecnt = fcmd->cmdlen; - request->shdr.segcnt = 2; - break; - case FC_CLASS_IO_READ: - case FC_CLASS_IO_WRITE: - request->data[0].base = fcmd->cmd; - request->data[1].base = fcmd->rsp; - request->data[0].count = fcmd->cmdlen; - request->data[1].count = fcmd->rsplen; - request->type = (fcmd->class == FC_CLASS_IO_READ) ? SOCAL_CQTYPE_IO_READ : SOCAL_CQTYPE_IO_WRITE; - if (fcmd->data) { - request->data[2].base = fcmd->data; - request->data[2].count = fcmd->datalen; - request->shdr.bytecnt = fcmd->datalen; - request->shdr.segcnt = 3; - } else { - request->shdr.bytecnt = 0; - request->shdr.segcnt = 2; - } - break; - } - break; - } - - request->count = 1; - request->flags = 0; - request->seqno = sw_cq->seqno; - - SOD(("queueing token %08x\n", request->shdr.token)) - - /* And now tell the SOCAL about it */ - - if (++sw_cq->in > sw_cq->last) { - sw_cq->in = 0; - sw_cq->seqno++; - } - - SOD(("Putting %08x into cmd\n", SOCAL_CMD_RSP_QALL | (sw_cq->in << 24) | (SOCAL_CMD_REQ_Q0 << qno))) - - sbus_writel(SOCAL_CMD_RSP_QALL | (sw_cq->in << 24) | (SOCAL_CMD_REQ_Q0 << qno), - s->regs + CMD); - - /* Read so that command is completed */ - sbus_readl(s->regs + CMD); - - return 0; -} - -static inline void socal_download_fw(struct socal *s) -{ -#ifdef HAVE_SOCAL_UCODE - SOD(("Loading %ld bytes from %p to %p\n", sizeof(socal_ucode), socal_ucode, s->xram)) - socal_copy_to_xram(s->xram, socal_ucode, sizeof(socal_ucode)); - SOD(("Clearing the rest of memory\n")) - socal_bzero (s->xram + sizeof(socal_ucode), 65536 - sizeof(socal_ucode)); - SOD(("Done\n")) -#endif -} - -/* Check for what the best SBUS burst we can use happens - * to be on this machine. - */ -static inline void socal_init_bursts(struct socal *s, struct sbus_dev *sdev) -{ - int bsizes, bsizes_more; - u32 cfg; - - bsizes = (prom_getintdefault(sdev->prom_node,"burst-sizes",0xff) & 0xff); - bsizes_more = (prom_getintdefault(sdev->bus->prom_node, "burst-sizes", 0xff) & 0xff); - bsizes &= bsizes_more; -#ifdef USE_64BIT_MODE -#ifdef __sparc_v9__ - mmu_set_sbus64(sdev, bsizes >> 16); -#endif -#endif - if ((bsizes & 0x7f) == 0x7f) - cfg = SOCAL_CFG_BURST_64; - else if ((bsizes & 0x3f) == 0x3f) - cfg = SOCAL_CFG_BURST_32; - else if ((bsizes & 0x1f) == 0x1f) - cfg = SOCAL_CFG_BURST_16; - else - cfg = SOCAL_CFG_BURST_4; -#ifdef USE_64BIT_MODE -#ifdef __sparc_v9__ - /* What is BURST_128? -jj */ - if ((bsizes & 0x780000) == 0x780000) - cfg |= (SOCAL_CFG_BURST_64 << 8) | SOCAL_CFG_SBUS_ENHANCED; - else if ((bsizes & 0x380000) == 0x380000) - cfg |= (SOCAL_CFG_BURST_32 << 8) | SOCAL_CFG_SBUS_ENHANCED; - else if ((bsizes & 0x180000) == 0x180000) - cfg |= (SOCAL_CFG_BURST_16 << 8) | SOCAL_CFG_SBUS_ENHANCED; - else - cfg |= (SOCAL_CFG_BURST_8 << 8) | SOCAL_CFG_SBUS_ENHANCED; -#endif -#endif - s->cfg = cfg; -} - -static inline void socal_init(struct sbus_dev *sdev, int no) -{ - unsigned char tmp[60]; - int propl; - struct socal *s; - static unsigned version_printed = 0; - socal_hw_cq cq[8]; - int size, i; - int irq, node; - - s = kzalloc (sizeof (struct socal), GFP_KERNEL); - if (!s) return; - spin_lock_init(&s->lock); - s->socal_no = no; - - SOD(("socals %08lx socal_intr %08lx socal_hw_enque %08lx\n", - (long)socals, (long)socal_intr, (long)socal_hw_enque)) - if (version_printed++ == 0) - printk (version); - - s->port[0].fc.module = THIS_MODULE; - s->port[1].fc.module = THIS_MODULE; - - s->next = socals; - socals = s; - s->port[0].fc.dev = sdev; - s->port[1].fc.dev = sdev; - s->port[0].s = s; - s->port[1].s = s; - - s->port[0].fc.next = &s->port[1].fc; - - /* World Wide Name of SOCAL */ - propl = prom_getproperty (sdev->prom_node, "wwn", tmp, sizeof(tmp)); - if (propl != sizeof (fc_wwn)) { - s->wwn.naaid = NAAID_IEEE_REG; - s->wwn.nportid = 0x123; - s->wwn.hi = 0x1234; - s->wwn.lo = 0x12345678; - } else - memcpy (&s->wwn, tmp, sizeof (fc_wwn)); - - memcpy (&s->port[0].fc.wwn_nport, &s->wwn, sizeof (fc_wwn)); - s->port[0].fc.wwn_nport.lo++; - memcpy (&s->port[1].fc.wwn_nport, &s->wwn, sizeof (fc_wwn)); - s->port[1].fc.wwn_nport.lo+=2; - - node = prom_getchild (sdev->prom_node); - while (node && (node = prom_searchsiblings (node, "sf"))) { - int port; - - port = prom_getintdefault(node, "port#", -1); - switch (port) { - case 0: - case 1: - if (prom_getproplen(node, "port-wwn") == sizeof (fc_wwn)) - prom_getproperty (node, "port-wwn", - (char *)&s->port[port].fc.wwn_nport, - sizeof (fc_wwn)); - break; - default: - break; - }; - - node = prom_getsibling(node); - } - - memcpy (&s->port[0].fc.wwn_node, &s->wwn, sizeof (fc_wwn)); - memcpy (&s->port[1].fc.wwn_node, &s->wwn, sizeof (fc_wwn)); - SOD(("Got wwns %08x%08x ports %08x%08x and %08x%08x\n", - *(u32 *)&s->port[0].fc.wwn_node, s->port[0].fc.wwn_node.lo, - *(u32 *)&s->port[0].fc.wwn_nport, s->port[0].fc.wwn_nport.lo, - *(u32 *)&s->port[1].fc.wwn_nport, s->port[1].fc.wwn_nport.lo)) - - s->port[0].fc.sid = 1; - s->port[1].fc.sid = 17; - s->port[0].fc.did = 2; - s->port[1].fc.did = 18; - - s->port[0].fc.reset = socal_reset; - s->port[1].fc.reset = socal_reset; - - if (sdev->num_registers == 1) { - s->eeprom = sbus_ioremap(&sdev->resource[0], 0, - sdev->reg_addrs[0].reg_size, "socal xram"); - if (sdev->reg_addrs[0].reg_size > 0x20000) - s->xram = s->eeprom + 0x10000UL; - else - s->xram = s->eeprom; - s->regs = (s->xram + 0x10000UL); - } else { - /* E.g. starfire presents 3 registers for SOCAL */ - s->xram = sbus_ioremap(&sdev->resource[1], 0, - sdev->reg_addrs[1].reg_size, "socal xram"); - s->regs = sbus_ioremap(&sdev->resource[2], 0, - sdev->reg_addrs[2].reg_size, "socal regs"); - } - - socal_init_bursts(s, sdev); - - SOD(("Disabling SOCAL\n")) - - socal_disable (s); - - irq = sdev->irqs[0]; - - if (request_irq (irq, socal_intr, IRQF_SHARED, "SOCAL", (void *)s)) { - socal_printk ("Cannot order irq %d to go\n", irq); - socals = s->next; - return; - } - - SOD(("SOCAL uses IRQ %d\n", irq)) - - s->port[0].fc.irq = irq; - s->port[1].fc.irq = irq; - - sprintf (s->port[0].fc.name, "socal%d port A", no); - sprintf (s->port[1].fc.name, "socal%d port B", no); - s->port[0].flags = SOCAL_FC_HDR | SOCAL_PORT_A; - s->port[1].flags = SOCAL_FC_HDR | SOCAL_PORT_B; - s->port[1].mask = (1 << 11); - - s->port[0].fc.hw_enque = socal_hw_enque; - s->port[1].fc.hw_enque = socal_hw_enque; - - socal_download_fw (s); - - SOD(("Downloaded firmware\n")) - - /* Now setup xram circular queues */ - memset (cq, 0, sizeof(cq)); - - size = (SOCAL_CQ_REQ0_SIZE + SOCAL_CQ_REQ1_SIZE + - SOCAL_CQ_RSP0_SIZE + SOCAL_CQ_RSP1_SIZE + - SOCAL_CQ_RSP2_SIZE) * sizeof(socal_req); - s->req_cpu = sbus_alloc_consistent(sdev, size, &s->req_dvma); - s->req[0].pool = s->req_cpu; - cq[0].address = s->req_dvma; - s->req[1].pool = s->req[0].pool + SOCAL_CQ_REQ0_SIZE; - s->rsp[0].pool = s->req[1].pool + SOCAL_CQ_REQ1_SIZE; - s->rsp[1].pool = s->rsp[0].pool + SOCAL_CQ_RSP0_SIZE; - s->rsp[2].pool = s->rsp[1].pool + SOCAL_CQ_RSP1_SIZE; - - s->req[0].hw_cq = (socal_hw_cq __iomem *)(s->xram + SOCAL_CQ_REQ_OFFSET); - s->req[1].hw_cq = (socal_hw_cq __iomem *)(s->xram + SOCAL_CQ_REQ_OFFSET + sizeof(socal_hw_cq)); - s->rsp[0].hw_cq = (socal_hw_cq __iomem *)(s->xram + SOCAL_CQ_RSP_OFFSET); - s->rsp[1].hw_cq = (socal_hw_cq __iomem *)(s->xram + SOCAL_CQ_RSP_OFFSET + sizeof(socal_hw_cq)); - s->rsp[2].hw_cq = (socal_hw_cq __iomem *)(s->xram + SOCAL_CQ_RSP_OFFSET + 2 * sizeof(socal_hw_cq)); - - cq[1].address = cq[0].address + (SOCAL_CQ_REQ0_SIZE * sizeof(socal_req)); - cq[4].address = cq[1].address + (SOCAL_CQ_REQ1_SIZE * sizeof(socal_req)); - cq[5].address = cq[4].address + (SOCAL_CQ_RSP0_SIZE * sizeof(socal_req)); - cq[6].address = cq[5].address + (SOCAL_CQ_RSP1_SIZE * sizeof(socal_req)); - - cq[0].last = SOCAL_CQ_REQ0_SIZE - 1; - cq[1].last = SOCAL_CQ_REQ1_SIZE - 1; - cq[4].last = SOCAL_CQ_RSP0_SIZE - 1; - cq[5].last = SOCAL_CQ_RSP1_SIZE - 1; - cq[6].last = SOCAL_CQ_RSP2_SIZE - 1; - for (i = 0; i < 8; i++) - cq[i].seqno = 1; - - s->req[0].last = SOCAL_CQ_REQ0_SIZE - 1; - s->req[1].last = SOCAL_CQ_REQ1_SIZE - 1; - s->rsp[0].last = SOCAL_CQ_RSP0_SIZE - 1; - s->rsp[1].last = SOCAL_CQ_RSP1_SIZE - 1; - s->rsp[2].last = SOCAL_CQ_RSP2_SIZE - 1; - - s->req[0].seqno = 1; - s->req[1].seqno = 1; - s->rsp[0].seqno = 1; - s->rsp[1].seqno = 1; - s->rsp[2].seqno = 1; - - socal_copy_to_xram(s->xram + SOCAL_CQ_REQ_OFFSET, cq, sizeof(cq)); - - SOD(("Setting up params\n")) - - /* Make our sw copy of SOCAL service parameters */ - socal_copy_from_xram(s->serv_params, s->xram + 0x280, sizeof (s->serv_params)); - - s->port[0].fc.common_svc = (common_svc_parm *)s->serv_params; - s->port[0].fc.class_svcs = (svc_parm *)(s->serv_params + 0x20); - s->port[1].fc.common_svc = (common_svc_parm *)&s->serv_params; - s->port[1].fc.class_svcs = (svc_parm *)(s->serv_params + 0x20); - - socal_enable (s); - - SOD(("Enabled SOCAL\n")) -} - -static int __init socal_probe(void) -{ - struct sbus_bus *sbus; - struct sbus_dev *sdev = NULL; - struct socal *s; - int cards = 0; - - for_each_sbus(sbus) { - for_each_sbusdev(sdev, sbus) { - if(!strcmp(sdev->prom_name, "SUNW,socal")) { - socal_init(sdev, cards); - cards++; - } - } - } - if (!cards) - return -EIO; - - for_each_socal(s) - if (s->next) - s->port[1].fc.next = &s->next->port[0].fc; - - fcp_init (&socals->port[0].fc); - return 0; -} - -static void __exit socal_cleanup(void) -{ - struct socal *s; - int irq; - struct sbus_dev *sdev; - - for_each_socal(s) { - irq = s->port[0].fc.irq; - free_irq (irq, s); - - fcp_release(&(s->port[0].fc), 2); - - sdev = s->port[0].fc.dev; - if (sdev->num_registers == 1) { - sbus_iounmap(s->eeprom, sdev->reg_addrs[0].reg_size); - } else { - sbus_iounmap(s->xram, sdev->reg_addrs[1].reg_size); - sbus_iounmap(s->regs, sdev->reg_addrs[2].reg_size); - } - sbus_free_consistent(sdev, - (SOCAL_CQ_REQ0_SIZE + SOCAL_CQ_REQ1_SIZE + - SOCAL_CQ_RSP0_SIZE + SOCAL_CQ_RSP1_SIZE + - SOCAL_CQ_RSP2_SIZE) * sizeof(socal_req), - s->req_cpu, s->req_dvma); - } -} - -module_init(socal_probe); -module_exit(socal_cleanup); -MODULE_LICENSE("GPL"); diff --git a/drivers/fc4/socal.h b/drivers/fc4/socal.h deleted file mode 100644 index 774edf68e4d..00000000000 --- a/drivers/fc4/socal.h +++ /dev/null @@ -1,314 +0,0 @@ -/* socal.h: Definitions for Sparc SUNW,socal (SOC+) Fibre Channel Sbus driver. - * - * Copyright (C) 1998,1999 Jakub Jelinek (jj@ultra.linux.cz) - */ - -#ifndef __SOCAL_H -#define __SOCAL_H - -#include "fc.h" -#include "fcp.h" -#include "fcp_impl.h" - -/* Hardware register offsets and constants first {{{ */ -#define CFG 0x00UL -#define SAE 0x04UL -#define CMD 0x08UL -#define IMASK 0x0cUL -#define REQP 0x10UL -#define RESP 0x14UL - -/* Config Register */ -#define SOCAL_CFG_EXT_RAM_BANK_MASK 0x07000000 -#define SOCAL_CFG_EEPROM_BANK_MASK 0x00030000 -#define SOCAL_CFG_BURST64_MASK 0x00000700 -#define SOCAL_CFG_SBUS_PARITY_TEST 0x00000020 -#define SOCAL_CFG_SBUS_PARITY_CHECK 0x00000010 -#define SOCAL_CFG_SBUS_ENHANCED 0x00000008 -#define SOCAL_CFG_BURST_MASK 0x00000007 -/* Bursts */ -#define SOCAL_CFG_BURST_4 0x00000000 -#define SOCAL_CFG_BURST_8 0x00000003 -#define SOCAL_CFG_BURST_16 0x00000004 -#define SOCAL_CFG_BURST_32 0x00000005 -#define SOCAL_CFG_BURST_64 0x00000006 -#define SOCAL_CFG_BURST_128 0x00000007 - -/* Slave Access Error Register */ -#define SOCAL_SAE_ALIGNMENT 0x00000004 -#define SOCAL_SAE_UNSUPPORTED 0x00000002 -#define SOCAL_SAE_PARITY 0x00000001 - -/* Command & Status Register */ -#define SOCAL_CMD_RSP_QALL 0x000f0000 -#define SOCAL_CMD_RSP_Q0 0x00010000 -#define SOCAL_CMD_RSP_Q1 0x00020000 -#define SOCAL_CMD_RSP_Q2 0x00040000 -#define SOCAL_CMD_RSP_Q3 0x00080000 -#define SOCAL_CMD_REQ_QALL 0x00000f00 -#define SOCAL_CMD_REQ_Q0 0x00000100 -#define SOCAL_CMD_REQ_Q1 0x00000200 -#define SOCAL_CMD_REQ_Q2 0x00000400 -#define SOCAL_CMD_REQ_Q3 0x00000800 -#define SOCAL_CMD_SAE 0x00000080 -#define SOCAL_CMD_INTR_PENDING 0x00000008 -#define SOCAL_CMD_NON_QUEUED 0x00000004 -#define SOCAL_CMD_IDLE 0x00000002 -#define SOCAL_CMD_SOFT_RESET 0x00000001 - -/* Interrupt Mask Register */ -#define SOCAL_IMASK_RSP_QALL 0x000f0000 -#define SOCAL_IMASK_RSP_Q0 0x00010000 -#define SOCAL_IMASK_RSP_Q1 0x00020000 -#define SOCAL_IMASK_RSP_Q2 0x00040000 -#define SOCAL_IMASK_RSP_Q3 0x00080000 -#define SOCAL_IMASK_REQ_QALL 0x00000f00 -#define SOCAL_IMASK_REQ_Q0 0x00000100 -#define SOCAL_IMASK_REQ_Q1 0x00000200 -#define SOCAL_IMASK_REQ_Q2 0x00000400 -#define SOCAL_IMASK_REQ_Q3 0x00000800 -#define SOCAL_IMASK_SAE 0x00000080 -#define SOCAL_IMASK_NON_QUEUED 0x00000004 - -#define SOCAL_INTR(s, cmd) \ - (((cmd & SOCAL_CMD_RSP_QALL) | ((~cmd) & SOCAL_CMD_REQ_QALL)) \ - & s->imask) - -#define SOCAL_SETIMASK(s, i) \ -do { (s)->imask = (i); \ - sbus_writel((i), (s)->regs + IMASK); \ -} while (0) - -#define SOCAL_MAX_EXCHANGES 1024 - -/* XRAM - * - * This is a 64KB register area. - * From the documentation, it seems like it is finally able to cope - * at least with 1,2,4 byte accesses for read and 2,4 byte accesses for write. - */ - -/* Circular Queue */ - -#define SOCAL_CQ_REQ_OFFSET 0x200 -#define SOCAL_CQ_RSP_OFFSET 0x220 - -typedef struct { - u32 address; - u8 in; - u8 out; - u8 last; - u8 seqno; -} socal_hw_cq; - -#define SOCAL_PORT_A 0x0000 /* From/To Port A */ -#define SOCAL_PORT_B 0x0001 /* From/To Port A */ -#define SOCAL_FC_HDR 0x0002 /* Contains FC Header */ -#define SOCAL_NORSP 0x0004 /* Don't generate response nor interrupt */ -#define SOCAL_NOINT 0x0008 /* Generate response but not interrupt */ -#define SOCAL_XFERRDY 0x0010 /* Generate XFERRDY */ -#define SOCAL_IGNOREPARAM 0x0020 /* Ignore PARAM field in the FC header */ -#define SOCAL_COMPLETE 0x0040 /* Command completed */ -#define SOCAL_UNSOLICITED 0x0080 /* For request this is the packet to establish unsolicited pools, */ - /* for rsp this is unsolicited packet */ -#define SOCAL_STATUS 0x0100 /* State change (on/off line) */ -#define SOCAL_RSP_HDR 0x0200 /* Return frame header in any case */ - -typedef struct { - u32 token; - u16 flags; - u8 class; - u8 segcnt; - u32 bytecnt; -} socal_hdr; - -typedef struct { - u32 base; - u32 count; -} socal_data; - -#define SOCAL_CQTYPE_NOP 0x00 -#define SOCAL_CQTYPE_OUTBOUND 0x01 -#define SOCAL_CQTYPE_INBOUND 0x02 -#define SOCAL_CQTYPE_SIMPLE 0x03 -#define SOCAL_CQTYPE_IO_WRITE 0x04 -#define SOCAL_CQTYPE_IO_READ 0x05 -#define SOCAL_CQTYPE_UNSOLICITED 0x06 -#define SOCAL_CQTYPE_BYPASS_DEV 0x06 -#define SOCAL_CQTYPE_DIAG 0x07 -#define SOCAL_CQTYPE_OFFLINE 0x08 -#define SOCAL_CQTYPE_ADD_POOL 0x09 -#define SOCAL_CQTYPE_DELETE_POOL 0x0a -#define SOCAL_CQTYPE_ADD_BUFFER 0x0b -#define SOCAL_CQTYPE_ADD_POOL_BUFFER 0x0c -#define SOCAL_CQTYPE_REQUEST_ABORT 0x0d -#define SOCAL_CQTYPE_REQUEST_LIP 0x0e -#define SOCAL_CQTYPE_REPORT_MAP 0x0f -#define SOCAL_CQTYPE_RESPONSE 0x10 -#define SOCAL_CQTYPE_INLINE 0x20 - -#define SOCAL_CQFLAGS_CONT 0x01 -#define SOCAL_CQFLAGS_FULL 0x02 -#define SOCAL_CQFLAGS_BADHDR 0x04 -#define SOCAL_CQFLAGS_BADPKT 0x08 - -typedef struct { - socal_hdr shdr; - socal_data data[3]; - fc_hdr fchdr; - u8 count; - u8 type; - u8 flags; - u8 seqno; -} socal_req; - -#define SOCAL_OK 0 -#define SOCAL_P_RJT 2 -#define SOCAL_F_RJT 3 -#define SOCAL_P_BSY 4 -#define SOCAL_F_BSY 5 -#define SOCAL_ONLINE 0x10 -#define SOCAL_OFFLINE 0x11 -#define SOCAL_TIMEOUT 0x12 -#define SOCAL_OVERRUN 0x13 -#define SOCAL_ONLINE_LOOP 0x14 -#define SOCAL_OLD_PORT 0x15 -#define SOCAL_AL_PORT 0x16 -#define SOCAL_UNKOWN_CQ_TYPE 0x20 -#define SOCAL_BAD_SEG_CNT 0x21 -#define SOCAL_MAX_XCHG_EXCEEDED 0x22 -#define SOCAL_BAD_XID 0x23 -#define SOCAL_XCHG_BUSY 0x24 -#define SOCAL_BAD_POOL_ID 0x25 -#define SOCAL_INSUFFICIENT_CQES 0x26 -#define SOCAL_ALLOC_FAIL 0x27 -#define SOCAL_BAD_SID 0x28 -#define SOCAL_NO_SEG_INIT 0x29 -#define SOCAL_BAD_DID 0x2a -#define SOCAL_ABORTED 0x30 -#define SOCAL_ABORT_FAILED 0x31 - -typedef struct { - socal_hdr shdr; - u32 status; - socal_data data; - u8 xxx1[10]; - u16 ncmds; - fc_hdr fchdr; - u8 count; - u8 type; - u8 flags; - u8 seqno; -} socal_rsp; - -typedef struct { - socal_hdr shdr; - u8 xxx1[48]; - u8 count; - u8 type; - u8 flags; - u8 seqno; -} socal_cmdonly; - -#define SOCAL_DIAG_NOP 0x00 -#define SOCAL_DIAG_INT_LOOP 0x01 -#define SOCAL_DIAG_EXT_LOOP 0x02 -#define SOCAL_DIAG_REM_LOOP 0x03 -#define SOCAL_DIAG_XRAM_TEST 0x04 -#define SOCAL_DIAG_SOC_TEST 0x05 -#define SOCAL_DIAG_HCB_TEST 0x06 -#define SOCAL_DIAG_SOCLB_TEST 0x07 -#define SOCAL_DIAG_SRDSLB_TEST 0x08 -#define SOCAL_DIAG_EXTOE_TEST 0x09 - -typedef struct { - socal_hdr shdr; - u32 cmd; - u8 xxx1[44]; - u8 count; - u8 type; - u8 flags; - u8 seqno; -} socal_diag_req; - -#define SOCAL_POOL_MASK_RCTL 0x800000 -#define SOCAL_POOL_MASK_DID 0x700000 -#define SOCAL_POOL_MASK_SID 0x070000 -#define SOCAL_POOL_MASK_TYPE 0x008000 -#define SOCAL_POOL_MASK_F_CTL 0x007000 -#define SOCAL_POOL_MASK_SEQ_ID 0x000800 -#define SOCAL_POOL_MASK_D_CTL 0x000400 -#define SOCAL_POOL_MASK_SEQ_CNT 0x000300 -#define SOCAL_POOL_MASK_OX_ID 0x0000f0 -#define SOCAL_POOL_MASK_PARAM 0x00000f - -typedef struct { - socal_hdr shdr; - u32 pool_id; - u32 header_mask; - u32 buf_size; - u32 entries; - u8 xxx1[8]; - fc_hdr fchdr; - u8 count; - u8 type; - u8 flags; - u8 seqno; -} socal_pool_req; - -/* }}} */ - -/* Now our software structures and constants we use to drive the beast {{{ */ - -#define SOCAL_CQ_REQ0_SIZE 4 -#define SOCAL_CQ_REQ1_SIZE 256 -#define SOCAL_CQ_RSP0_SIZE 8 -#define SOCAL_CQ_RSP1_SIZE 4 -#define SOCAL_CQ_RSP2_SIZE 4 - -#define SOCAL_SOLICITED_RSP_Q 0 -#define SOCAL_SOLICITED_BAD_RSP_Q 1 -#define SOCAL_UNSOLICITED_RSP_Q 2 - -struct socal; - -typedef struct { - /* This must come first */ - fc_channel fc; - struct socal *s; - u16 flags; - u16 mask; -} socal_port; - -typedef struct { - socal_hw_cq __iomem *hw_cq; /* Related XRAM cq */ - socal_req *pool; - u8 in; - u8 out; - u8 last; - u8 seqno; -} socal_cq; - -struct socal { - spinlock_t lock; - socal_port port[2]; /* Every SOCAL has one or two FC ports */ - socal_cq req[4]; /* Request CQs */ - socal_cq rsp[4]; /* Response CQs */ - int socal_no; - void __iomem *regs; - void __iomem *xram; - void __iomem *eeprom; - fc_wwn wwn; - u32 imask; /* Our copy of regs->imask */ - u32 cfg; /* Our copy of regs->cfg */ - char serv_params[80]; - struct socal *next; - int curr_port; /* Which port will have priority to fcp_queue_empty */ - - socal_req * req_cpu; - u32 req_dvma; -}; - -/* }}} */ - -#endif /* !(__SOCAL_H) */ diff --git a/drivers/scsi/Makefile b/drivers/scsi/Makefile index 6141389dcdb..2e6129f13d3 100644 --- a/drivers/scsi/Makefile +++ b/drivers/scsi/Makefile @@ -115,7 +115,6 @@ obj-$(CONFIG_SCSI_QLOGICPTI) += qlogicpti.o obj-$(CONFIG_BLK_DEV_IDESCSI) += ide-scsi.o obj-$(CONFIG_SCSI_MESH) += mesh.o obj-$(CONFIG_SCSI_MAC53C94) += mac53c94.o -obj-$(CONFIG_SCSI_PLUTO) += pluto.o obj-$(CONFIG_SCSI_DECNCR) += NCR53C9x.o dec_esp.o obj-$(CONFIG_BLK_DEV_3W_XXXX_RAID) += 3w-xxxx.o obj-$(CONFIG_SCSI_3W_9XXX) += 3w-9xxx.o @@ -123,7 +122,6 @@ obj-$(CONFIG_SCSI_PPA) += ppa.o obj-$(CONFIG_SCSI_IMM) += imm.o obj-$(CONFIG_JAZZ_ESP) += esp_scsi.o jazz_esp.o obj-$(CONFIG_SUN3X_ESP) += NCR53C9x.o sun3x_esp.o -obj-$(CONFIG_SCSI_FCAL) += fcal.o obj-$(CONFIG_SCSI_LASI700) += 53c700.o lasi700.o obj-$(CONFIG_SCSI_SNI_53C710) += 53c700.o sni_53c710.o obj-$(CONFIG_SCSI_NSP32) += nsp32.o diff --git a/drivers/scsi/aic7xxx/aic7770.c b/drivers/scsi/aic7xxx/aic7770.c index c4d17231c82..6d86a9be538 100644 --- a/drivers/scsi/aic7xxx/aic7770.c +++ b/drivers/scsi/aic7xxx/aic7770.c @@ -60,8 +60,6 @@ #define ID_OLV_274xD 0x04907783 /* Olivetti OEM (Differential) */ static int aic7770_chip_init(struct ahc_softc *ahc); -static int aic7770_suspend(struct ahc_softc *ahc); -static int aic7770_resume(struct ahc_softc *ahc); static int aha2840_load_seeprom(struct ahc_softc *ahc); static ahc_device_setup_t ahc_aic7770_VL_setup; static ahc_device_setup_t ahc_aic7770_EISA_setup; @@ -155,8 +153,6 @@ aic7770_config(struct ahc_softc *ahc, struct aic7770_identity *entry, u_int io) return (error); ahc->bus_chip_init = aic7770_chip_init; - ahc->bus_suspend = aic7770_suspend; - ahc->bus_resume = aic7770_resume; error = ahc_reset(ahc, /*reinit*/FALSE); if (error != 0) @@ -272,18 +268,6 @@ aic7770_chip_init(struct ahc_softc *ahc) return (ahc_chip_init(ahc)); } -static int -aic7770_suspend(struct ahc_softc *ahc) -{ - return (ahc_suspend(ahc)); -} - -static int -aic7770_resume(struct ahc_softc *ahc) -{ - return (ahc_resume(ahc)); -} - /* * Read the 284x SEEPROM. */ diff --git a/drivers/scsi/aic7xxx/aic79xx.h b/drivers/scsi/aic7xxx/aic79xx.h index 27adbb294ac..ce638aa6005 100644 --- a/drivers/scsi/aic7xxx/aic79xx.h +++ b/drivers/scsi/aic7xxx/aic79xx.h @@ -1003,8 +1003,15 @@ struct ahd_suspend_channel_state { uint8_t seqctl; }; +struct ahd_suspend_pci_state { + uint32_t devconfig; + uint8_t command; + uint8_t csize_lattime; +}; + struct ahd_suspend_state { struct ahd_suspend_channel_state channel[2]; + struct ahd_suspend_pci_state pci_state; uint8_t optionmode; uint8_t dscommand0; uint8_t dspcistatus; @@ -1333,6 +1340,8 @@ struct ahd_pci_identity *ahd_find_pci_device(ahd_dev_softc_t); int ahd_pci_config(struct ahd_softc *, struct ahd_pci_identity *); int ahd_pci_test_register_access(struct ahd_softc *); +void ahd_pci_suspend(struct ahd_softc *); +void ahd_pci_resume(struct ahd_softc *); /************************** SCB and SCB queue management **********************/ void ahd_qinfifo_requeue_tail(struct ahd_softc *ahd, @@ -1343,6 +1352,8 @@ struct ahd_softc *ahd_alloc(void *platform_arg, char *name); int ahd_softc_init(struct ahd_softc *); void ahd_controller_info(struct ahd_softc *ahd, char *buf); int ahd_init(struct ahd_softc *ahd); +int ahd_suspend(struct ahd_softc *ahd); +void ahd_resume(struct ahd_softc *ahd); int ahd_default_config(struct ahd_softc *ahd); int ahd_parse_vpddata(struct ahd_softc *ahd, struct vpd_config *vpd); diff --git a/drivers/scsi/aic7xxx/aic79xx_core.c b/drivers/scsi/aic7xxx/aic79xx_core.c index 05f692bd0ad..a7dd8cdda47 100644 --- a/drivers/scsi/aic7xxx/aic79xx_core.c +++ b/drivers/scsi/aic7xxx/aic79xx_core.c @@ -7175,7 +7175,6 @@ ahd_pause_and_flushwork(struct ahd_softc *ahd) ahd->flags &= ~AHD_ALL_INTERRUPTS; } -#if 0 int ahd_suspend(struct ahd_softc *ahd) { @@ -7189,19 +7188,15 @@ ahd_suspend(struct ahd_softc *ahd) ahd_shutdown(ahd); return (0); } -#endif /* 0 */ -#if 0 -int +void ahd_resume(struct ahd_softc *ahd) { ahd_reset(ahd, /*reinit*/TRUE); ahd_intr_enable(ahd, TRUE); ahd_restart(ahd); - return (0); } -#endif /* 0 */ /************************** Busy Target Table *********************************/ /* diff --git a/drivers/scsi/aic7xxx/aic79xx_osm.c b/drivers/scsi/aic7xxx/aic79xx_osm.c index 42c0f14a262..2d020405480 100644 --- a/drivers/scsi/aic7xxx/aic79xx_osm.c +++ b/drivers/scsi/aic7xxx/aic79xx_osm.c @@ -315,8 +315,8 @@ uint32_t aic79xx_slowcrc; */ static char *aic79xx = NULL; -MODULE_AUTHOR("Maintainer: Justin T. Gibbs <gibbs@scsiguy.com>"); -MODULE_DESCRIPTION("Adaptec Aic790X U320 SCSI Host Bus Adapter driver"); +MODULE_AUTHOR("Maintainer: Hannes Reinecke <hare@suse.de>"); +MODULE_DESCRIPTION("Adaptec AIC790X U320 SCSI Host Bus Adapter driver"); MODULE_LICENSE("Dual BSD/GPL"); MODULE_VERSION(AIC79XX_DRIVER_VERSION); module_param(aic79xx, charp, 0444); diff --git a/drivers/scsi/aic7xxx/aic79xx_osm_pci.c b/drivers/scsi/aic7xxx/aic79xx_osm_pci.c index c62ce41f279..66f0259edb6 100644 --- a/drivers/scsi/aic7xxx/aic79xx_osm_pci.c +++ b/drivers/scsi/aic7xxx/aic79xx_osm_pci.c @@ -50,6 +50,8 @@ static int ahd_linux_pci_reserve_io_regions(struct ahd_softc *ahd, static int ahd_linux_pci_reserve_mem_region(struct ahd_softc *ahd, u_long *bus_addr, uint8_t __iomem **maddr); +static int ahd_linux_pci_dev_suspend(struct pci_dev *pdev, pm_message_t mesg); +static int ahd_linux_pci_dev_resume(struct pci_dev *pdev); static void ahd_linux_pci_dev_remove(struct pci_dev *pdev); /* Define the macro locally since it's different for different class of chips. @@ -86,10 +88,58 @@ MODULE_DEVICE_TABLE(pci, ahd_linux_pci_id_table); static struct pci_driver aic79xx_pci_driver = { .name = "aic79xx", .probe = ahd_linux_pci_dev_probe, +#ifdef CONFIG_PM + .suspend = ahd_linux_pci_dev_suspend, + .resume = ahd_linux_pci_dev_resume, +#endif .remove = ahd_linux_pci_dev_remove, .id_table = ahd_linux_pci_id_table }; +static int +ahd_linux_pci_dev_suspend(struct pci_dev *pdev, pm_message_t mesg) +{ + struct ahd_softc *ahd = pci_get_drvdata(pdev); + int rc; + + if ((rc = ahd_suspend(ahd))) + return rc; + + ahd_pci_suspend(ahd); + + pci_save_state(pdev); + pci_disable_device(pdev); + + if (mesg.event == PM_EVENT_SUSPEND) + pci_set_power_state(pdev, PCI_D3hot); + + return rc; +} + +static int +ahd_linux_pci_dev_resume(struct pci_dev *pdev) +{ + struct ahd_softc *ahd = pci_get_drvdata(pdev); + int rc; + + pci_set_power_state(pdev, PCI_D0); + pci_restore_state(pdev); + + if ((rc = pci_enable_device(pdev))) { + dev_printk(KERN_ERR, &pdev->dev, + "failed to enable device after resume (%d)\n", rc); + return rc; + } + + pci_set_master(pdev); + + ahd_pci_resume(ahd); + + ahd_resume(ahd); + + return rc; +} + static void ahd_linux_pci_dev_remove(struct pci_dev *pdev) { diff --git a/drivers/scsi/aic7xxx/aic79xx_pci.c b/drivers/scsi/aic7xxx/aic79xx_pci.c index 0bada0028aa..7a203a90601 100644 --- a/drivers/scsi/aic7xxx/aic79xx_pci.c +++ b/drivers/scsi/aic7xxx/aic79xx_pci.c @@ -389,6 +389,33 @@ ahd_pci_config(struct ahd_softc *ahd, struct ahd_pci_identity *entry) return error; } +void +ahd_pci_suspend(struct ahd_softc *ahd) +{ + /* + * Save chip register configuration data for chip resets + * that occur during runtime and resume events. + */ + ahd->suspend_state.pci_state.devconfig = + ahd_pci_read_config(ahd->dev_softc, DEVCONFIG, /*bytes*/4); + ahd->suspend_state.pci_state.command = + ahd_pci_read_config(ahd->dev_softc, PCIR_COMMAND, /*bytes*/1); + ahd->suspend_state.pci_state.csize_lattime = + ahd_pci_read_config(ahd->dev_softc, CSIZE_LATTIME, /*bytes*/1); + +} + +void +ahd_pci_resume(struct ahd_softc *ahd) +{ + ahd_pci_write_config(ahd->dev_softc, DEVCONFIG, + ahd->suspend_state.pci_state.devconfig, /*bytes*/4); + ahd_pci_write_config(ahd->dev_softc, PCIR_COMMAND, + ahd->suspend_state.pci_state.command, /*bytes*/1); + ahd_pci_write_config(ahd->dev_softc, CSIZE_LATTIME, + ahd->suspend_state.pci_state.csize_lattime, /*bytes*/1); +} + /* * Perform some simple tests that should catch situations where * our registers are invalidly mapped. diff --git a/drivers/scsi/aic7xxx/aic7xxx.h b/drivers/scsi/aic7xxx/aic7xxx.h index e1bd57b9f23..3d4e42d9045 100644 --- a/drivers/scsi/aic7xxx/aic7xxx.h +++ b/drivers/scsi/aic7xxx/aic7xxx.h @@ -962,16 +962,6 @@ struct ahc_softc { ahc_bus_chip_init_t bus_chip_init; /* - * Bus specific suspend routine. - */ - ahc_bus_suspend_t bus_suspend; - - /* - * Bus specific resume routine. - */ - ahc_bus_resume_t bus_resume; - - /* * Target mode related state kept on a per enabled lun basis. * Targets that are not enabled will have null entries. * As an initiator, we keep one target entry for our initiator @@ -1153,6 +1143,7 @@ struct ahc_pci_identity *ahc_find_pci_device(ahc_dev_softc_t); int ahc_pci_config(struct ahc_softc *, struct ahc_pci_identity *); int ahc_pci_test_register_access(struct ahc_softc *); +void ahc_pci_resume(struct ahc_softc *ahc); /*************************** EISA/VL Front End ********************************/ struct aic7770_identity *aic7770_find_device(uint32_t); diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm.c b/drivers/scsi/aic7xxx/aic7xxx_osm.c index 7770befbf50..390b0fc991c 100644 --- a/drivers/scsi/aic7xxx/aic7xxx_osm.c +++ b/drivers/scsi/aic7xxx/aic7xxx_osm.c @@ -335,8 +335,8 @@ static uint32_t aic7xxx_periodic_otag; */ static char *aic7xxx = NULL; -MODULE_AUTHOR("Maintainer: Justin T. Gibbs <gibbs@scsiguy.com>"); -MODULE_DESCRIPTION("Adaptec Aic77XX/78XX SCSI Host Bus Adapter driver"); +MODULE_AUTHOR("Maintainer: Hannes Reinecke <hare@suse.de>"); +MODULE_DESCRIPTION("Adaptec AIC77XX/78XX SCSI Host Bus Adapter driver"); MODULE_LICENSE("Dual BSD/GPL"); MODULE_VERSION(AIC7XXX_DRIVER_VERSION); module_param(aic7xxx, charp, 0444); diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c b/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c index ea5687df732..4488946cff2 100644 --- a/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c +++ b/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c @@ -49,6 +49,8 @@ static int ahc_linux_pci_reserve_io_region(struct ahc_softc *ahc, static int ahc_linux_pci_reserve_mem_region(struct ahc_softc *ahc, u_long *bus_addr, uint8_t __iomem **maddr); +static int ahc_linux_pci_dev_suspend(struct pci_dev *pdev, pm_message_t mesg); +static int ahc_linux_pci_dev_resume(struct pci_dev *pdev); static void ahc_linux_pci_dev_remove(struct pci_dev *pdev); /* Define the macro locally since it's different for different class of chips. @@ -133,10 +135,54 @@ MODULE_DEVICE_TABLE(pci, ahc_linux_pci_id_table); static struct pci_driver aic7xxx_pci_driver = { .name = "aic7xxx", .probe = ahc_linux_pci_dev_probe, +#ifdef CONFIG_PM + .suspend = ahc_linux_pci_dev_suspend, + .resume = ahc_linux_pci_dev_resume, +#endif .remove = ahc_linux_pci_dev_remove, .id_table = ahc_linux_pci_id_table }; +static int +ahc_linux_pci_dev_suspend(struct pci_dev *pdev, pm_message_t mesg) +{ + struct ahc_softc *ahc = pci_get_drvdata(pdev); + int rc; + + if ((rc = ahc_suspend(ahc))) + return rc; + + pci_save_state(pdev); + pci_disable_device(pdev); + + if (mesg.event == PM_EVENT_SUSPEND) + pci_set_power_state(pdev, PCI_D3hot); + + return rc; +} + +static int +ahc_linux_pci_dev_resume(struct pci_dev *pdev) +{ + struct ahc_softc *ahc = pci_get_drvdata(pdev); + int rc; + + pci_set_power_state(pdev, PCI_D0); + pci_restore_state(pdev); + + if ((rc = pci_enable_device(pdev))) { + dev_printk(KERN_ERR, &pdev->dev, + "failed to enable device after resume (%d)\n", rc); + return rc; + } + + pci_set_master(pdev); + + ahc_pci_resume(ahc); + + return (ahc_resume(ahc)); +} + static void ahc_linux_pci_dev_remove(struct pci_dev *pdev) { diff --git a/drivers/scsi/aic7xxx/aic7xxx_pci.c b/drivers/scsi/aic7xxx/aic7xxx_pci.c index 09c8172c9e5..ae35937b805 100644 --- a/drivers/scsi/aic7xxx/aic7xxx_pci.c +++ b/drivers/scsi/aic7xxx/aic7xxx_pci.c @@ -633,8 +633,6 @@ static void write_brdctl(struct ahc_softc *ahc, uint8_t value); static uint8_t read_brdctl(struct ahc_softc *ahc); static void ahc_pci_intr(struct ahc_softc *ahc); static int ahc_pci_chip_init(struct ahc_softc *ahc); -static int ahc_pci_suspend(struct ahc_softc *ahc); -static int ahc_pci_resume(struct ahc_softc *ahc); static int ahc_9005_subdevinfo_valid(uint16_t device, uint16_t vendor, @@ -791,8 +789,6 @@ ahc_pci_config(struct ahc_softc *ahc, struct ahc_pci_identity *entry) ahc->bus_intr = ahc_pci_intr; ahc->bus_chip_init = ahc_pci_chip_init; - ahc->bus_suspend = ahc_pci_suspend; - ahc->bus_resume = ahc_pci_resume; /* Remeber how the card was setup in case there is no SEEPROM */ if ((ahc_inb(ahc, HCNTRL) & POWRDN) == 0) { @@ -2024,18 +2020,9 @@ ahc_pci_chip_init(struct ahc_softc *ahc) return (ahc_chip_init(ahc)); } -static int -ahc_pci_suspend(struct ahc_softc *ahc) -{ - return (ahc_suspend(ahc)); -} - -static int +void ahc_pci_resume(struct ahc_softc *ahc) { - - pci_set_power_state(ahc->dev_softc, AHC_POWER_STATE_D0); - /* * We assume that the OS has restored our register * mappings, etc. Just update the config space registers @@ -2063,7 +2050,6 @@ ahc_pci_resume(struct ahc_softc *ahc) &sxfrctl1); ahc_release_seeprom(&sd); } - return (ahc_resume(ahc)); } static int diff --git a/drivers/scsi/aic7xxx/aicasm/aicasm_macro_scan.l b/drivers/scsi/aic7xxx/aicasm/aicasm_macro_scan.l index f06e7035cb3..c0457b8c3b7 100644 --- a/drivers/scsi/aic7xxx/aicasm/aicasm_macro_scan.l +++ b/drivers/scsi/aic7xxx/aicasm/aicasm_macro_scan.l @@ -66,6 +66,7 @@ static char string_buf[MAX_STR_CONST]; static char *string_buf_ptr; static int parren_count; static char buf[255]; +int mmlineno; %} WORD [A-Za-z_][-A-Za-z_0-9]* @@ -76,7 +77,7 @@ MCARG [^(), \t]+ %% \n { - ++yylineno; + ++mmlineno; } \r ; <ARGLIST>{SPACE} ; diff --git a/drivers/scsi/aic7xxx_old.c b/drivers/scsi/aic7xxx_old.c index 4025608d696..8f8db5f0aef 100644 --- a/drivers/scsi/aic7xxx_old.c +++ b/drivers/scsi/aic7xxx_old.c @@ -8417,7 +8417,7 @@ aic7xxx_alloc(struct scsi_host_template *sht, struct aic7xxx_host *temp) p->host = host; p->scb_data = kzalloc(sizeof(scb_data_type), GFP_ATOMIC); - if (!p->scb_data) + if (p->scb_data) { scbq_init (&p->scb_data->free_scbs); } diff --git a/drivers/scsi/fcal.c b/drivers/scsi/fcal.c deleted file mode 100644 index c4e16c0775d..00000000000 --- a/drivers/scsi/fcal.c +++ /dev/null @@ -1,317 +0,0 @@ -/* fcal.c: Fibre Channel Arbitrated Loop SCSI host adapter driver. - * - * Copyright (C) 1998,1999 Jakub Jelinek (jj@ultra.linux.cz) - * - */ - -#include <linux/kernel.h> -#include <linux/delay.h> -#include <linux/types.h> -#include <linux/string.h> -#include <linux/slab.h> -#include <linux/blkdev.h> -#include <linux/proc_fs.h> -#include <linux/stat.h> -#include <linux/init.h> -#ifdef CONFIG_KMOD -#include <linux/kmod.h> -#endif - -#include <asm/irq.h> - -#include "scsi.h" -#include <scsi/scsi_host.h> -#include "../fc4/fcp_impl.h" -#include "fcal.h" - -#include <linux/module.h> - -/* #define FCAL_DEBUG */ - -#define fcal_printk printk ("FCAL %s: ", fc->name); printk - -#ifdef FCAL_DEBUG -#define FCALD(x) fcal_printk x; -#define FCALND(x) printk ("FCAL: "); printk x; -#else -#define FCALD(x) -#define FCALND(x) -#endif - -static unsigned char alpa2target[] = { -0x7e, 0x7d, 0x7c, 0xff, 0x7b, 0xff, 0xff, 0xff, 0x7a, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x79, -0x78, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x77, 0x76, 0xff, 0xff, 0x75, 0xff, 0x74, 0x73, 0x72, -0xff, 0xff, 0xff, 0x71, 0xff, 0x70, 0x6f, 0x6e, 0xff, 0x6d, 0x6c, 0x6b, 0x6a, 0x69, 0x68, 0xff, -0xff, 0x67, 0x66, 0x65, 0x64, 0x63, 0x62, 0xff, 0xff, 0x61, 0x60, 0xff, 0x5f, 0xff, 0xff, 0xff, -0xff, 0xff, 0xff, 0x5e, 0xff, 0x5d, 0x5c, 0x5b, 0xff, 0x5a, 0x59, 0x58, 0x57, 0x56, 0x55, 0xff, -0xff, 0x54, 0x53, 0x52, 0x51, 0x50, 0x4f, 0xff, 0xff, 0x4e, 0x4d, 0xff, 0x4c, 0xff, 0xff, 0xff, -0xff, 0xff, 0xff, 0x4b, 0xff, 0x4a, 0x49, 0x48, 0xff, 0x47, 0x46, 0x45, 0x44, 0x43, 0x42, 0xff, -0xff, 0x41, 0x40, 0x3f, 0x3e, 0x3d, 0x3c, 0xff, 0xff, 0x3b, 0x3a, 0xff, 0x39, 0xff, 0xff, 0xff, -0x38, 0x37, 0x36, 0xff, 0x35, 0xff, 0xff, 0xff, 0x34, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x33, -0x32, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x31, 0x30, 0xff, 0xff, 0x2f, 0xff, 0x2e, 0x2d, 0x2c, -0xff, 0xff, 0xff, 0x2b, 0xff, 0x2a, 0x29, 0x28, 0xff, 0x27, 0x26, 0x25, 0x24, 0x23, 0x22, 0xff, -0xff, 0x21, 0x20, 0x1f, 0x1e, 0x1d, 0x1c, 0xff, 0xff, 0x1b, 0x1a, 0xff, 0x19, 0xff, 0xff, 0xff, -0xff, 0xff, 0xff, 0x18, 0xff, 0x17, 0x16, 0x15, 0xff, 0x14, 0x13, 0x12, 0x11, 0x10, 0x0f, 0xff, -0xff, 0x0e, 0x0d, 0x0c, 0x0b, 0x0a, 0x09, 0xff, 0xff, 0x08, 0x07, 0xff, 0x06, 0xff, 0xff, 0xff, -0x05, 0x04, 0x03, 0xff, 0x02, 0xff, 0xff, 0xff, 0x01, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00 -}; - -static unsigned char target2alpa[] = { -0xef, 0xe8, 0xe4, 0xe2, 0xe1, 0xe0, 0xdc, 0xda, 0xd9, 0xd6, 0xd5, 0xd4, 0xd3, 0xd2, 0xd1, 0xce, -0xcd, 0xcc, 0xcb, 0xca, 0xc9, 0xc7, 0xc6, 0xc5, 0xc3, 0xbc, 0xba, 0xb9, 0xb6, 0xb5, 0xb4, 0xb3, -0xb2, 0xb1, 0xae, 0xad, 0xac, 0xab, 0xaa, 0xa9, 0xa7, 0xa6, 0xa5, 0xa3, 0x9f, 0x9e, 0x9d, 0x9b, -0x98, 0x97, 0x90, 0x8f, 0x88, 0x84, 0x82, 0x81, 0x80, 0x7c, 0x7a, 0x79, 0x76, 0x75, 0x74, 0x73, -0x72, 0x71, 0x6e, 0x6d, 0x6c, 0x6b, 0x6a, 0x69, 0x67, 0x66, 0x65, 0x63, 0x5c, 0x5a, 0x59, 0x56, -0x55, 0x54, 0x53, 0x52, 0x51, 0x4e, 0x4d, 0x4c, 0x4b, 0x4a, 0x49, 0x47, 0x46, 0x45, 0x43, 0x3c, -0x3a, 0x39, 0x36, 0x35, 0x34, 0x33, 0x32, 0x31, 0x2e, 0x2d, 0x2c, 0x2b, 0x2a, 0x29, 0x27, 0x26, -0x25, 0x23, 0x1f, 0x1e, 0x1d, 0x1b, 0x18, 0x17, 0x10, 0x0f, 0x08, 0x04, 0x02, 0x01, 0x00 -}; - -static int fcal_encode_addr(Scsi_Cmnd *SCpnt, u16 *addr, fc_channel *fc, fcp_cmnd *fcmd); - -int fcal_slave_configure(struct scsi_device *device) -{ - int depth_to_use; - - if (device->tagged_supported) - depth_to_use = /* 254 */ 8; - else - depth_to_use = 2; - - scsi_adjust_queue_depth(device, - (device->tagged_supported ? - MSG_SIMPLE_TAG : 0), - depth_to_use); - - return 0; -} - -/* Detect all FC Arbitrated Loops attached to the machine. - fc4 module has done all the work for us... */ -int __init fcal_detect(struct scsi_host_template *tpnt) -{ - int nfcals = 0; - fc_channel *fc; - int fcalcount; - int i; - - tpnt->proc_name = "fcal"; - fcalcount = 0; - for_each_online_fc_channel(fc) - if (fc->posmap) - fcalcount++; - FCALND(("%d channels online\n", fcalcount)) - if (!fcalcount) { -#if defined(MODULE) && defined(CONFIG_FC4_SOCAL_MODULE) && defined(CONFIG_KMOD) - request_module("socal"); - - for_each_online_fc_channel(fc) - if (fc->posmap) - fcalcount++; - if (!fcalcount) -#endif - return 0; - } - for_each_online_fc_channel(fc) { - struct Scsi_Host *host; - long *ages; - struct fcal *fcal; - - if (!fc->posmap) continue; - - /* Strange, this is already registered to some other SCSI host, then it cannot be fcal */ - if (fc->scsi_name[0]) continue; - memcpy (fc->scsi_name, "FCAL", 4); - - fc->can_queue = FCAL_CAN_QUEUE; - fc->rsp_size = 64; - fc->encode_addr = fcal_encode_addr; - - ages = kmalloc (128 * sizeof(long), GFP_KERNEL); - if (!ages) continue; - - host = scsi_register (tpnt, sizeof (struct fcal)); - if (!host) - { - kfree(ages); - continue; - } - - if (!try_module_get(fc->module)) { - kfree(ages); - scsi_unregister(host); - continue; - } - - nfcals++; - - fcal = (struct fcal *)host->hostdata; - - fc->fcp_register(fc, TYPE_SCSI_FCP, 0); - - for (i = 0; i < fc->posmap->len; i++) { - int status, target, alpa; - - alpa = fc->posmap->list[i]; - FCALD(("Sending PLOGI to %02x\n", alpa)) - target = alpa2target[alpa]; - status = fc_do_plogi(fc, alpa, fcal->node_wwn + target, - fcal->nport_wwn + target); - FCALD(("PLOGI returned with status %d\n", status)) - if (status != FC_STATUS_OK) - continue; - FCALD(("Sending PRLI to %02x\n", alpa)) - status = fc_do_prli(fc, alpa); - FCALD(("PRLI returned with status %d\n", status)) - if (status == FC_STATUS_OK) - fcal->map[target] = 1; - } - - host->max_id = 127; - host->irq = fc->irq; -#ifdef __sparc_v9__ - host->unchecked_isa_dma = 1; -#endif - - fc->channels = 1; - fc->targets = 127; - fc->ages = ages; - memset (ages, 0, 128 * sizeof(long)); - - fcal->fc = fc; - - FCALD(("Found FCAL\n")) - } - if (nfcals) -#ifdef __sparc__ - printk ("FCAL: Total of %d Sun Enterprise Network Array (A5000 or EX500) channels found\n", nfcals); -#else - printk ("FCAL: Total of %d Fibre Channel Arbitrated Loops found\n", nfcals); -#endif - return nfcals; -} - -int fcal_release(struct Scsi_Host *host) -{ - struct fcal *fcal = (struct fcal *)host->hostdata; - fc_channel *fc = fcal->fc; - - module_put(fc->module); - - fc->fcp_register(fc, TYPE_SCSI_FCP, 1); - FCALND((" releasing fcal.\n")); - kfree (fc->ages); - FCALND(("released fcal!\n")); - return 0; -} - -#undef SPRINTF -#define SPRINTF(args...) { if (pos < (buffer + length)) pos += sprintf (pos, ## args); } - -int fcal_proc_info (struct Scsi_Host *host, char *buffer, char **start, off_t offset, int length, int inout) -{ - struct fcal *fcal; - fc_channel *fc; - char *pos = buffer; - int i, j; - - if (inout) return length; - - fcal = (struct fcal *)host->hostdata; - fc = fcal->fc; - -#ifdef __sparc__ - SPRINTF ("Sun Enterprise Network Array (A5000 or E?500) on %s PROM node %x\n", fc->name, fc->dev->prom_node); -#else - SPRINTF ("Fibre Channel Arbitrated Loop on %s\n", fc->name); -#endif - SPRINTF ("Initiator AL-PA: %02x\n", fc->sid); - - SPRINTF ("\nAttached devices:\n"); - - for (i = 0; i < fc->posmap->len; i++) { - unsigned char alpa = fc->posmap->list[i]; - unsigned char target; - u32 *u1, *u2; - - target = alpa2target[alpa]; - u1 = (u32 *)&fcal->nport_wwn[target]; - u2 = (u32 *)&fcal->node_wwn[target]; - if (!u1[0] && !u1[1]) { - SPRINTF (" [AL-PA: %02x] Not responded to PLOGI\n", alpa); - } else if (!fcal->map[target]) { - SPRINTF (" [AL-PA: %02x, Port WWN: %08x%08x, Node WWN: %08x%08x] Not responded to PRLI\n", - alpa, u1[0], u1[1], u2[0], u2[1]); - } else { - struct scsi_device *scd; - shost_for_each_device(scd, host) - if (scd->id == target) { - SPRINTF (" [AL-PA: %02x, Id: %02d, Port WWN: %08x%08x, Node WWN: %08x%08x] ", - alpa, target, u1[0], u1[1], u2[0], u2[1]); - SPRINTF ("%s ", scsi_device_type(scd->type)); - - for (j = 0; (j < 8) && (scd->vendor[j] >= 0x20); j++) - SPRINTF ("%c", scd->vendor[j]); - SPRINTF (" "); - - for (j = 0; (j < 16) && (scd->model[j] >= 0x20); j++) - SPRINTF ("%c", scd->model[j]); - - SPRINTF ("\n"); - } - } - } - SPRINTF ("\n"); - - *start = buffer + offset; - - if ((pos - buffer) < offset) - return 0; - else if (pos - buffer - offset < length) - return pos - buffer - offset; - else - return length; -} - -/* - For FC-AL, we use a simple addressing: we have just one channel 0, - and all AL-PAs are mapped to targets 0..0x7e - */ -static int fcal_encode_addr(Scsi_Cmnd *SCpnt, u16 *addr, fc_channel *fc, fcp_cmnd *fcmd) -{ - struct fcal *f; - - /* We don't support LUNs yet - I'm not sure if LUN should be in SCSI fcp_cdb, or in second byte of addr[0] */ - if (SCpnt->cmnd[1] & 0xe0) return -EINVAL; - /* FC-PLDA tells us... */ - memset(addr, 0, 8); - f = (struct fcal *)SCpnt->device->host->hostdata; - if (!f->map[SCpnt->device->id]) - return -EINVAL; - /* Now, determine DID: It will be Native Identifier, so we zero upper - 2 bytes of the 3 byte DID, lowest byte will be AL-PA */ - fcmd->did = target2alpa[SCpnt->device->id]; - FCALD(("trying DID %06x\n", fcmd->did)) - return 0; -} - -static struct scsi_host_template driver_template = { - .name = "Fibre Channel Arbitrated Loop", - .detect = fcal_detect, - .release = fcal_release, - .proc_info = fcal_proc_info, - .queuecommand = fcp_scsi_queuecommand, - .slave_configure = fcal_slave_configure, - .can_queue = FCAL_CAN_QUEUE, - .this_id = -1, - .sg_tablesize = 1, - .cmd_per_lun = 1, - .use_clustering = ENABLE_CLUSTERING, - .eh_abort_handler = fcp_scsi_abort, - .eh_device_reset_handler = fcp_scsi_dev_reset, - .eh_host_reset_handler = fcp_scsi_host_reset, -}; -#include "scsi_module.c" - -MODULE_LICENSE("GPL"); - diff --git a/drivers/scsi/fcal.h b/drivers/scsi/fcal.h deleted file mode 100644 index 7ff2c3494f9..00000000000 --- a/drivers/scsi/fcal.h +++ /dev/null @@ -1,27 +0,0 @@ -/* fcal.h: Generic Fibre Channel Arbitrated Loop SCSI host adapter driver definitions. - * - * Copyright (C) 1998,1999 Jakub Jelinek (jj@ultra.linux.cz) - */ - -#ifndef _FCAL_H -#define _FCAL_H - -#include "../fc4/fcp_impl.h" - -struct fcal { - /* fc must be first */ - fc_channel *fc; - unsigned char map[128]; - fc_wwn nport_wwn[128]; - fc_wwn node_wwn[128]; -}; - -/* Arbitrary constant. Cannot be too large, as fc4 layer has limitations - for a particular channel */ -#define FCAL_CAN_QUEUE 512 - -int fcal_detect(struct scsi_host_template *); -int fcal_release(struct Scsi_Host *); -int fcal_slave_configure(struct scsi_device *); - -#endif /* !(_FCAL_H) */ diff --git a/drivers/scsi/gdth.c b/drivers/scsi/gdth.c index 5ab3ce76248..b253b8c718d 100644 --- a/drivers/scsi/gdth.c +++ b/drivers/scsi/gdth.c @@ -4734,7 +4734,7 @@ static struct scsi_host_template gdth_template = { }; #ifdef CONFIG_ISA -static int gdth_isa_probe_one(ulong32 isa_bios) +static int __init gdth_isa_probe_one(ulong32 isa_bios) { struct Scsi_Host *shp; gdth_ha_str *ha; @@ -4862,7 +4862,7 @@ static int gdth_isa_probe_one(ulong32 isa_bios) #endif /* CONFIG_ISA */ #ifdef CONFIG_EISA -static int gdth_eisa_probe_one(ushort eisa_slot) +static int __init gdth_eisa_probe_one(ushort eisa_slot) { struct Scsi_Host *shp; gdth_ha_str *ha; @@ -4991,7 +4991,7 @@ static int gdth_eisa_probe_one(ushort eisa_slot) #endif /* CONFIG_EISA */ #ifdef CONFIG_PCI -static int gdth_pci_probe_one(gdth_pci_str *pcistr, int ctr) +static int __init gdth_pci_probe_one(gdth_pci_str *pcistr, int ctr) { struct Scsi_Host *shp; gdth_ha_str *ha; diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c index 112ab6abe62..24271a871b8 100644 --- a/drivers/scsi/hosts.c +++ b/drivers/scsi/hosts.c @@ -345,6 +345,12 @@ struct Scsi_Host *scsi_host_alloc(struct scsi_host_template *sht, int privsize) shost->active_mode = sht->supported_mode; shost->use_sg_chaining = sht->use_sg_chaining; + if (sht->supported_mode == MODE_UNKNOWN) + /* means we didn't set it ... default to INITIATOR */ + shost->active_mode = MODE_INITIATOR; + else + shost->active_mode = sht->supported_mode; + if (sht->max_host_blocked) shost->max_host_blocked = sht->max_host_blocked; else diff --git a/drivers/scsi/hptiop.c b/drivers/scsi/hptiop.c index 8515054cdf7..0844331abb8 100644 --- a/drivers/scsi/hptiop.c +++ b/drivers/scsi/hptiop.c @@ -375,8 +375,9 @@ static void hptiop_host_request_callback(struct hptiop_hba *hba, u32 _tag) scp->result = SAM_STAT_CHECK_CONDITION; memset(&scp->sense_buffer, 0, sizeof(scp->sense_buffer)); - memcpy(&scp->sense_buffer, - &req->sg_list, le32_to_cpu(req->dataxfer_length)); + memcpy(&scp->sense_buffer, &req->sg_list, + min(sizeof(scp->sense_buffer), + le32_to_cpu(req->dataxfer_length))); break; default: diff --git a/drivers/scsi/initio.c b/drivers/scsi/initio.c index 22d40fd5845..4c4465d39a1 100644 --- a/drivers/scsi/initio.c +++ b/drivers/scsi/initio.c @@ -665,7 +665,7 @@ static void initio_init(struct initio_host * host, u8 *bios_addr) host->max_tags[i] = 0xFF; } /* for */ printk("i91u: PCI Base=0x%04X, IRQ=%d, BIOS=0x%04X0, SCSI ID=%d\n", - host->addr, host->irq, + host->addr, host->pci_dev->irq, host->bios_addr, host->scsi_id); /* Reset SCSI Bus */ if (host->config & HCC_SCSI_RESET) { @@ -2891,6 +2891,8 @@ static int initio_probe_one(struct pci_dev *pdev, goto out_release_region; } + host->pci_dev = pdev; + host->num_scbs = num_scb; host->scb = scb; host->next_pending = scb; @@ -2905,6 +2907,7 @@ static int initio_probe_one(struct pci_dev *pdev, host->scb_end = tmp; host->first_avail = scb; host->last_avail = prev; + spin_lock_init(&host->avail_lock); initio_init(host, phys_to_virt(bios_seg << 4)); @@ -2928,7 +2931,6 @@ static int initio_probe_one(struct pci_dev *pdev, } pci_set_drvdata(pdev, shost); - host->pci_dev = pdev; error = scsi_add_host(shost, &pdev->dev); if (error) diff --git a/drivers/scsi/lpfc/lpfc_debugfs.c b/drivers/scsi/lpfc/lpfc_debugfs.c index 149fdd25f8e..d6a98bc970f 100644 --- a/drivers/scsi/lpfc/lpfc_debugfs.c +++ b/drivers/scsi/lpfc/lpfc_debugfs.c @@ -901,7 +901,7 @@ lpfc_debugfs_initialize(struct lpfc_vport *vport) } } - vport->disc_trc = kmzlloc( + vport->disc_trc = kzalloc( (sizeof(struct lpfc_debugfs_trc) * lpfc_debugfs_max_disc_trc), GFP_KERNEL); diff --git a/drivers/scsi/pluto.c b/drivers/scsi/pluto.c deleted file mode 100644 index 0363c1cd68c..00000000000 --- a/drivers/scsi/pluto.c +++ /dev/null @@ -1,349 +0,0 @@ -/* pluto.c: SparcSTORAGE Array SCSI host adapter driver. - * - * Copyright (C) 1997,1998,1999 Jakub Jelinek (jj@sunsite.mff.cuni.cz) - * - */ - -#include <linux/completion.h> -#include <linux/kernel.h> -#include <linux/delay.h> -#include <linux/types.h> -#include <linux/string.h> -#include <linux/slab.h> -#include <linux/blkdev.h> -#include <linux/proc_fs.h> -#include <linux/stat.h> -#include <linux/init.h> -#ifdef CONFIG_KMOD -#include <linux/kmod.h> -#endif - -#include <asm/irq.h> - -#include "scsi.h" -#include <scsi/scsi_host.h> -#include "../fc4/fcp_impl.h" -#include "pluto.h" - -#include <linux/module.h> - -#define RQ_SCSI_BUSY 0xffff -#define RQ_SCSI_DONE 0xfffe - -/* #define PLUTO_DEBUG */ - -#define pluto_printk printk ("PLUTO %s: ", fc->name); printk - -#ifdef PLUTO_DEBUG -#define PLD(x) pluto_printk x; -#define PLND(x) printk ("PLUTO: "); printk x; -#else -#define PLD(x) -#define PLND(x) -#endif - -static struct ctrl_inquiry { - struct Scsi_Host host; - struct pluto pluto; - Scsi_Cmnd cmd; - char inquiry[256]; - fc_channel *fc; -} *fcs __initdata; -static int fcscount __initdata = 0; -static atomic_t fcss __initdata = ATOMIC_INIT(0); -static DECLARE_COMPLETION(fc_detect_complete); - -static int pluto_encode_addr(Scsi_Cmnd *SCpnt, u16 *addr, fc_channel *fc, fcp_cmnd *fcmd); - -static void __init pluto_detect_done(Scsi_Cmnd *SCpnt) -{ - /* Do nothing */ -} - -static void __init pluto_detect_scsi_done(Scsi_Cmnd *SCpnt) -{ - PLND(("Detect done %08lx\n", (long)SCpnt)) - if (atomic_dec_and_test (&fcss)) - complete(&fc_detect_complete); -} - -int pluto_slave_configure(struct scsi_device *device) -{ - int depth_to_use; - - if (device->tagged_supported) - depth_to_use = /* 254 */ 8; - else - depth_to_use = 2; - - scsi_adjust_queue_depth(device, - (device->tagged_supported ? - MSG_SIMPLE_TAG : 0), - depth_to_use); - - return 0; -} - -/* Detect all SSAs attached to the machine. - To be fast, do it on all online FC channels at the same time. */ -int __init pluto_detect(struct scsi_host_template *tpnt) -{ - int i, retry, nplutos; - fc_channel *fc; - struct scsi_device dev; - - tpnt->proc_name = "pluto"; - fcscount = 0; - for_each_online_fc_channel(fc) { - if (!fc->posmap) - fcscount++; - } - PLND(("%d channels online\n", fcscount)) - if (!fcscount) { -#if defined(MODULE) && defined(CONFIG_FC4_SOC_MODULE) && defined(CONFIG_KMOD) - request_module("soc"); - - for_each_online_fc_channel(fc) { - if (!fc->posmap) - fcscount++; - } - if (!fcscount) -#endif - return 0; - } - fcs = kcalloc(fcscount, sizeof (struct ctrl_inquiry), GFP_DMA); - if (!fcs) { - printk ("PLUTO: Not enough memory to probe\n"); - return 0; - } - - memset (&dev, 0, sizeof(dev)); - atomic_set (&fcss, fcscount); - - i = 0; - for_each_online_fc_channel(fc) { - Scsi_Cmnd *SCpnt; - struct Scsi_Host *host; - struct pluto *pluto; - - if (i == fcscount) break; - if (fc->posmap) continue; - - PLD(("trying to find SSA\n")) - - /* If this is already registered to some other SCSI host, then it cannot be pluto */ - if (fc->scsi_name[0]) continue; - memcpy (fc->scsi_name, "SSA", 4); - - fcs[i].fc = fc; - - fc->can_queue = PLUTO_CAN_QUEUE; - fc->rsp_size = 64; - fc->encode_addr = pluto_encode_addr; - - fc->fcp_register(fc, TYPE_SCSI_FCP, 0); - - SCpnt = &(fcs[i].cmd); - host = &(fcs[i].host); - pluto = (struct pluto *)host->hostdata; - - pluto->fc = fc; - - SCpnt->cmnd[0] = INQUIRY; - SCpnt->cmnd[4] = 255; - - /* FC layer requires this, so that SCpnt->device->tagged_supported is initially 0 */ - SCpnt->device = &dev; - dev.host = host; - - SCpnt->cmd_len = COMMAND_SIZE(INQUIRY); - - SCpnt->request->cmd_flags &= ~REQ_STARTED; - - SCpnt->request_bufflen = 256; - SCpnt->request_buffer = fcs[i].inquiry; - PLD(("set up %d %08lx\n", i, (long)SCpnt)) - i++; - } - - for (retry = 0; retry < 5; retry++) { - for (i = 0; i < fcscount; i++) { - if (!fcs[i].fc) break; - if (!(fcs[i].cmd.request->cmd_flags & REQ_STARTED)) { - fcs[i].cmd.request->cmd_flags |= REQ_STARTED; - disable_irq(fcs[i].fc->irq); - PLND(("queuecommand %d %d\n", retry, i)) - fcp_scsi_queuecommand (&(fcs[i].cmd), - pluto_detect_scsi_done); - enable_irq(fcs[i].fc->irq); - } - } - - wait_for_completion_timeout(&fc_detect_complete, 10 * HZ); - PLND(("Woken up\n")) - if (!atomic_read(&fcss)) - break; /* All fc channels have answered us */ - } - - PLND(("Finished search\n")) - for (i = 0, nplutos = 0; i < fcscount; i++) { - Scsi_Cmnd *SCpnt; - - if (!(fc = fcs[i].fc)) break; - - SCpnt = &(fcs[i].cmd); - - /* Let FC mid-level free allocated resources */ - pluto_detect_scsi_done(SCpnt); - - if (!SCpnt->result) { - struct pluto_inquiry *inq; - struct pluto *pluto; - struct Scsi_Host *host; - - inq = (struct pluto_inquiry *)fcs[i].inquiry; - - if ((inq->dtype & 0x1f) == TYPE_PROCESSOR && - !strncmp (inq->vendor_id, "SUN", 3) && - !strncmp (inq->product_id, "SSA", 3)) { - char *p; - long *ages; - - ages = kcalloc((inq->channels + 1) * inq->targets, sizeof(long), GFP_KERNEL); - if (!ages) continue; - - host = scsi_register (tpnt, sizeof (struct pluto)); - if(!host) - { - kfree(ages); - continue; - } - - if (!try_module_get(fc->module)) { - kfree(ages); - scsi_unregister(host); - continue; - } - - nplutos++; - - pluto = (struct pluto *)host->hostdata; - - host->max_id = inq->targets; - host->max_channel = inq->channels; - host->irq = fc->irq; - - fc->channels = inq->channels + 1; - fc->targets = inq->targets; - fc->ages = ages; - - pluto->fc = fc; - memcpy (pluto->rev_str, inq->revision, 4); - pluto->rev_str[4] = 0; - p = strchr (pluto->rev_str, ' '); - if (p) *p = 0; - memcpy (pluto->fw_rev_str, inq->fw_revision, 4); - pluto->fw_rev_str[4] = 0; - p = strchr (pluto->fw_rev_str, ' '); - if (p) *p = 0; - memcpy (pluto->serial_str, inq->serial, 12); - pluto->serial_str[12] = 0; - p = strchr (pluto->serial_str, ' '); - if (p) *p = 0; - - PLD(("Found SSA rev %s fw rev %s serial %s %dx%d\n", pluto->rev_str, pluto->fw_rev_str, pluto->serial_str, host->max_channel, host->max_id)) - } else - fc->fcp_register(fc, TYPE_SCSI_FCP, 1); - } else - fc->fcp_register(fc, TYPE_SCSI_FCP, 1); - } - kfree(fcs); - if (nplutos) - printk ("PLUTO: Total of %d SparcSTORAGE Arrays found\n", nplutos); - return nplutos; -} - -int pluto_release(struct Scsi_Host *host) -{ - struct pluto *pluto = (struct pluto *)host->hostdata; - fc_channel *fc = pluto->fc; - - module_put(fc->module); - - fc->fcp_register(fc, TYPE_SCSI_FCP, 1); - PLND((" releasing pluto.\n")); - kfree (fc->ages); - PLND(("released pluto!\n")); - return 0; -} - -const char *pluto_info(struct Scsi_Host *host) -{ - static char buf[128], *p; - struct pluto *pluto = (struct pluto *) host->hostdata; - - sprintf(buf, "SUN SparcSTORAGE Array %s fw %s serial %s %dx%d on %s", - pluto->rev_str, pluto->fw_rev_str, pluto->serial_str, - host->max_channel, host->max_id, pluto->fc->name); -#ifdef __sparc__ - p = strchr(buf, 0); - sprintf(p, " PROM node %x", pluto->fc->dev->prom_node); -#endif - return buf; -} - -/* SSA uses this FC4S addressing: - switch (addr[0]) - { - case 0: CONTROLLER - All of addr[1]..addr[3] has to be 0 - case 1: SINGLE DISK - addr[1] channel, addr[2] id, addr[3] 0 - case 2: DISK GROUP - ??? - } - - So that SCSI mid-layer can access to these, we reserve - channel 0 id 0 lun 0 for CONTROLLER - and channels 1 .. max_channel are normal single disks. - */ -static int pluto_encode_addr(Scsi_Cmnd *SCpnt, u16 *addr, fc_channel *fc, fcp_cmnd *fcmd) -{ - PLND(("encode addr %d %d %d\n", SCpnt->device->channel, SCpnt->device->id, SCpnt->cmnd[1] & 0xe0)) - /* We don't support LUNs - neither does SSA :) */ - if (SCpnt->cmnd[1] & 0xe0) - return -EINVAL; - if (!SCpnt->device->channel) { - if (SCpnt->device->id) - return -EINVAL; - memset (addr, 0, 4 * sizeof(u16)); - } else { - addr[0] = 1; - addr[1] = SCpnt->device->channel - 1; - addr[2] = SCpnt->device->id; - addr[3] = 0; - } - /* We're Point-to-Point, so target it to the default DID */ - fcmd->did = fc->did; - PLND(("trying %04x%04x%04x%04x\n", addr[0], addr[1], addr[2], addr[3])) - return 0; -} - -static struct scsi_host_template driver_template = { - .name = "Sparc Storage Array 100/200", - .detect = pluto_detect, - .release = pluto_release, - .info = pluto_info, - .queuecommand = fcp_scsi_queuecommand, - .slave_configure = pluto_slave_configure, - .can_queue = PLUTO_CAN_QUEUE, - .this_id = -1, - .sg_tablesize = 1, - .cmd_per_lun = 1, - .use_clustering = ENABLE_CLUSTERING, - .eh_abort_handler = fcp_scsi_abort, - .eh_device_reset_handler = fcp_scsi_dev_reset, - .eh_host_reset_handler = fcp_scsi_host_reset, -}; - -#include "scsi_module.c" - -MODULE_LICENSE("GPL"); - diff --git a/drivers/scsi/pluto.h b/drivers/scsi/pluto.h deleted file mode 100644 index 5da20616ac3..00000000000 --- a/drivers/scsi/pluto.h +++ /dev/null @@ -1,47 +0,0 @@ -/* pluto.h: SparcSTORAGE Array SCSI host adapter driver definitions. - * - * Copyright (C) 1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz) - */ - -#ifndef _PLUTO_H -#define _PLUTO_H - -#include "../fc4/fcp_impl.h" - -struct pluto { - /* This must be first */ - fc_channel *fc; - char rev_str[5]; - char fw_rev_str[5]; - char serial_str[13]; -}; - -struct pluto_inquiry { - u8 dtype; - u8 removable:1, qualifier:7; - u8 iso:2, ecma:3, ansi:3; - u8 aenc:1, trmiop:1, :2, rdf:4; - u8 len; - u8 xxx1; - u8 xxx2; - u8 reladdr:1, wbus32:1, wbus16:1, sync:1, linked:1, :1, cmdque:1, softreset:1; - u8 vendor_id[8]; - u8 product_id[16]; - u8 revision[4]; - u8 fw_revision[4]; - u8 serial[12]; - u8 xxx3[2]; - u8 channels; - u8 targets; -}; - -/* This is the max number of outstanding SCSI commands per pluto */ -#define PLUTO_CAN_QUEUE 254 - -int pluto_detect(struct scsi_host_template *); -int pluto_release(struct Scsi_Host *); -const char * pluto_info(struct Scsi_Host *); -int pluto_slave_configure(struct scsi_device *); - -#endif /* !(_PLUTO_H) */ - diff --git a/drivers/scsi/qla1280.c b/drivers/scsi/qla1280.c index 76089cf55f4..3aeb68bcb7a 100644 --- a/drivers/scsi/qla1280.c +++ b/drivers/scsi/qla1280.c @@ -4310,7 +4310,7 @@ qla1280_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) printk(KERN_WARNING "scsi(%li): Unable to set a " "suitable DMA mask - aborting\n", ha->host_no); error = -ENODEV; - goto error_free_irq; + goto error_put_host; } } else dprintk(2, "scsi(%li): 64 Bit PCI Addressing Enabled\n", @@ -4320,7 +4320,7 @@ qla1280_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) printk(KERN_WARNING "scsi(%li): Unable to set a " "suitable DMA mask - aborting\n", ha->host_no); error = -ENODEV; - goto error_free_irq; + goto error_put_host; } #endif diff --git a/drivers/scsi/qla1280.h b/drivers/scsi/qla1280.h index 59915fb7030..ff2c363ead2 100644 --- a/drivers/scsi/qla1280.h +++ b/drivers/scsi/qla1280.h @@ -91,8 +91,8 @@ #define INVALID_HANDLE (MAX_OUTSTANDING_COMMANDS + 2) /* ISP request and response entry counts (37-65535) */ -#define REQUEST_ENTRY_CNT 256 /* Number of request entries. */ -#define RESPONSE_ENTRY_CNT 16 /* Number of response entries. */ +#define REQUEST_ENTRY_CNT 255 /* Number of request entries. */ +#define RESPONSE_ENTRY_CNT 63 /* Number of response entries. */ /* * SCSI Request Block structure (sp) that is placed diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c index 05fa7796a55..fb388b8c07c 100644 --- a/drivers/scsi/qla2xxx/qla_attr.c +++ b/drivers/scsi/qla2xxx/qla_attr.c @@ -114,7 +114,6 @@ qla2x00_sysfs_write_nvram(struct kobject *kobj, { struct scsi_qla_host *ha = shost_priv(dev_to_shost(container_of(kobj, struct device, kobj))); - unsigned long flags; uint16_t cnt; if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->nvram_size) @@ -144,11 +143,9 @@ qla2x00_sysfs_write_nvram(struct kobject *kobj, } /* Write NVRAM. */ - spin_lock_irqsave(&ha->hardware_lock, flags); ha->isp_ops->write_nvram(ha, (uint8_t *)buf, ha->nvram_base, count); ha->isp_ops->read_nvram(ha, (uint8_t *)ha->nvram, ha->nvram_base, count); - spin_unlock_irqrestore(&ha->hardware_lock, flags); set_bit(ISP_ABORT_NEEDED, &ha->dpc_flags); @@ -397,16 +394,13 @@ qla2x00_sysfs_write_vpd(struct kobject *kobj, { struct scsi_qla_host *ha = shost_priv(dev_to_shost(container_of(kobj, struct device, kobj))); - unsigned long flags; if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->vpd_size) return 0; /* Write NVRAM. */ - spin_lock_irqsave(&ha->hardware_lock, flags); ha->isp_ops->write_nvram(ha, (uint8_t *)buf, ha->vpd_base, count); ha->isp_ops->read_nvram(ha, (uint8_t *)ha->vpd, ha->vpd_base, count); - spin_unlock_irqrestore(&ha->hardware_lock, flags); return count; } @@ -544,6 +538,9 @@ qla2x00_serial_num_show(struct class_device *cdev, char *buf) scsi_qla_host_t *ha = shost_priv(class_to_shost(cdev)); uint32_t sn; + if (IS_FWI2_CAPABLE(ha)) + return snprintf(buf, PAGE_SIZE, "\n"); + sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) | ha->serial1; return snprintf(buf, PAGE_SIZE, "%c%05d\n", 'A' + sn / 100000, sn % 100000); diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h index 1900fbf6cd7..04e8cbca4c0 100644 --- a/drivers/scsi/qla2xxx/qla_def.h +++ b/drivers/scsi/qla2xxx/qla_def.h @@ -2271,6 +2271,7 @@ typedef struct scsi_qla_host { spinlock_t hardware_lock ____cacheline_aligned; + int bars; device_reg_t __iomem *iobase; /* Base I/O address */ unsigned long pio_address; unsigned long pio_length; diff --git a/drivers/scsi/qla2xxx/qla_devtbl.h b/drivers/scsi/qla2xxx/qla_devtbl.h index dd435410dfa..d78d35e681a 100644 --- a/drivers/scsi/qla2xxx/qla_devtbl.h +++ b/drivers/scsi/qla2xxx/qla_devtbl.h @@ -1,4 +1,4 @@ -#define QLA_MODEL_NAMES 0x57 +#define QLA_MODEL_NAMES 0x5C /* * Adapter model names and descriptions. @@ -91,4 +91,9 @@ static char *qla2x00_model_name[QLA_MODEL_NAMES*2] = { " ", " ", /* 0x154 */ "QLE220", "PCI-Express to 4Gb FC, Single Channel", /* 0x155 */ "QLE220", "PCI-Express to 4Gb FC, Single Channel", /* 0x156 */ + " ", " ", /* 0x157 */ + " ", " ", /* 0x158 */ + " ", " ", /* 0x159 */ + " ", " ", /* 0x15a */ + "QME2472", "Dell BS PCI-Express to 4Gb FC, Dual Channel", /* 0x15b */ }; diff --git a/drivers/scsi/qla2xxx/qla_iocb.c b/drivers/scsi/qla2xxx/qla_iocb.c index 7f6a89bd94f..024c662ec34 100644 --- a/drivers/scsi/qla2xxx/qla_iocb.c +++ b/drivers/scsi/qla2xxx/qla_iocb.c @@ -525,7 +525,7 @@ qla2x00_req_pkt(scsi_qla_host_t *ha) /* Check for pending interrupts. */ /* During init we issue marker directly */ - if (!ha->marker_needed) + if (!ha->marker_needed && !ha->flags.init_done) qla2x00_poll(ha); spin_lock_irq(&ha->hardware_lock); diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c index c4768c4f399..1104bd2eed4 100644 --- a/drivers/scsi/qla2xxx/qla_isr.c +++ b/drivers/scsi/qla2xxx/qla_isr.c @@ -1012,8 +1012,14 @@ qla2x00_status_entry(scsi_qla_host_t *ha, void *pkt) case CS_DATA_UNDERRUN: resid = resid_len; /* Use F/W calculated residual length. */ - if (IS_FWI2_CAPABLE(ha)) + if (IS_FWI2_CAPABLE(ha)) { + if (scsi_status & SS_RESIDUAL_UNDER && + resid != fw_resid_len) { + scsi_status &= ~SS_RESIDUAL_UNDER; + lscsi_status = 0; + } resid = fw_resid_len; + } if (scsi_status & SS_RESIDUAL_UNDER) { scsi_set_resid(cp, resid); diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c index c53ec67c47f..ccd662a6f5d 100644 --- a/drivers/scsi/qla2xxx/qla_mbx.c +++ b/drivers/scsi/qla2xxx/qla_mbx.c @@ -252,7 +252,7 @@ qla2x00_mailbox_command(scsi_qla_host_t *pvha, mbx_cmd_t *mcp) /* Clean up */ ha->mcp = NULL; - if (!abort_active) { + if (abort_active || !io_lock_on) { DEBUG11(printk("%s(%ld): checking for additional resp " "interrupt.\n", __func__, ha->host_no)); diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index 0351d380c2d..a5bcf1f390b 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -1482,6 +1482,17 @@ qla2x00_iospace_config(scsi_qla_host_t *ha) unsigned long pio, pio_len, pio_flags; unsigned long mmio, mmio_len, mmio_flags; + if (pci_request_selected_regions(ha->pdev, ha->bars, + QLA2XXX_DRIVER_NAME)) { + qla_printk(KERN_WARNING, ha, + "Failed to reserve PIO/MMIO regions (%s)\n", + pci_name(ha->pdev)); + + goto iospace_error_exit; + } + if (!(ha->bars & 1)) + goto skip_pio; + /* We only need PIO for Flash operations on ISP2312 v2 chips. */ pio = pci_resource_start(ha->pdev, 0); pio_len = pci_resource_len(ha->pdev, 0); @@ -1499,7 +1510,10 @@ qla2x00_iospace_config(scsi_qla_host_t *ha) pci_name(ha->pdev)); pio = 0; } + ha->pio_address = pio; + ha->pio_length = pio_len; +skip_pio: /* Use MMIO operations for all accesses. */ mmio = pci_resource_start(ha->pdev, 1); mmio_len = pci_resource_len(ha->pdev, 1); @@ -1518,16 +1532,6 @@ qla2x00_iospace_config(scsi_qla_host_t *ha) goto iospace_error_exit; } - if (pci_request_regions(ha->pdev, QLA2XXX_DRIVER_NAME)) { - qla_printk(KERN_WARNING, ha, - "Failed to reserve PIO/MMIO regions (%s)\n", - pci_name(ha->pdev)); - - goto iospace_error_exit; - } - - ha->pio_address = pio; - ha->pio_length = pio_len; ha->iobase = ioremap(mmio, MIN_IOBASE_LEN); if (!ha->iobase) { qla_printk(KERN_ERR, ha, @@ -1579,21 +1583,26 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) char pci_info[30]; char fw_str[30]; struct scsi_host_template *sht; + int bars; - if (pci_enable_device(pdev)) - goto probe_out; - - if (pci_find_aer_capability(pdev)) - if (pci_enable_pcie_error_reporting(pdev)) - goto probe_out; - + bars = pci_select_bars(pdev, IORESOURCE_MEM | IORESOURCE_IO); sht = &qla2x00_driver_template; if (pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2422 || pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2432 || pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5422 || pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5432 || - pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2532) + pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2532) { + bars = pci_select_bars(pdev, IORESOURCE_MEM); sht = &qla24xx_driver_template; + } + + if (pci_enable_device_bars(pdev, bars)) + goto probe_out; + + if (pci_find_aer_capability(pdev)) + if (pci_enable_pcie_error_reporting(pdev)) + goto probe_out; + host = scsi_host_alloc(sht, sizeof(scsi_qla_host_t)); if (host == NULL) { printk(KERN_WARNING @@ -1610,6 +1619,7 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) ha->host_no = host->host_no; sprintf(ha->host_str, "%s_%ld", QLA2XXX_DRIVER_NAME, ha->host_no); ha->parent = NULL; + ha->bars = bars; /* Set ISP-type information. */ qla2x00_set_isp_flags(ha); @@ -1880,7 +1890,7 @@ qla2x00_free_device(scsi_qla_host_t *ha) /* release io space registers */ if (ha->iobase) iounmap(ha->iobase); - pci_release_regions(ha->pdev); + pci_release_selected_regions(ha->pdev, ha->bars); } static inline void @@ -2890,7 +2900,7 @@ qla2xxx_pci_slot_reset(struct pci_dev *pdev) pci_ers_result_t ret = PCI_ERS_RESULT_DISCONNECT; scsi_qla_host_t *ha = pci_get_drvdata(pdev); - if (pci_enable_device(pdev)) { + if (pci_enable_device_bars(pdev, ha->bars)) { qla_printk(KERN_WARNING, ha, "Can't re-enable PCI device after reset.\n"); diff --git a/drivers/scsi/qla2xxx/qla_sup.c b/drivers/scsi/qla2xxx/qla_sup.c index 40b059fc198..ad2fa01bd23 100644 --- a/drivers/scsi/qla2xxx/qla_sup.c +++ b/drivers/scsi/qla2xxx/qla_sup.c @@ -7,6 +7,7 @@ #include "qla_def.h" #include <linux/delay.h> +#include <linux/vmalloc.h> #include <asm/uaccess.h> static uint16_t qla2x00_nvram_request(scsi_qla_host_t *, uint32_t); @@ -642,7 +643,7 @@ qla24xx_write_flash_data(scsi_qla_host_t *ha, uint32_t *dwptr, uint32_t faddr, } /* Go with burst-write. */ - if (optrom && (liter + OPTROM_BURST_DWORDS) < dwords) { + if (optrom && (liter + OPTROM_BURST_DWORDS) <= dwords) { /* Copy data to DMA'ble buffer. */ for (miter = 0, s = optrom, d = dwptr; miter < OPTROM_BURST_DWORDS; miter++, s++, d++) @@ -656,7 +657,7 @@ qla24xx_write_flash_data(scsi_qla_host_t *ha, uint32_t *dwptr, uint32_t faddr, "Unable to burst-write optrom segment " "(%x/%x/%llx).\n", ret, flash_data_to_access_addr(faddr), - optrom_dma); + (unsigned long long)optrom_dma); qla_printk(KERN_WARNING, ha, "Reverting to slow-write.\n"); @@ -745,9 +746,11 @@ qla2x00_write_nvram_data(scsi_qla_host_t *ha, uint8_t *buf, uint32_t naddr, int ret, stat; uint32_t i; uint16_t *wptr; + unsigned long flags; ret = QLA_SUCCESS; + spin_lock_irqsave(&ha->hardware_lock, flags); qla2x00_lock_nvram_access(ha); /* Disable NVRAM write-protection. */ @@ -764,6 +767,7 @@ qla2x00_write_nvram_data(scsi_qla_host_t *ha, uint8_t *buf, uint32_t naddr, qla2x00_set_nvram_protection(ha, stat); qla2x00_unlock_nvram_access(ha); + spin_unlock_irqrestore(&ha->hardware_lock, flags); return ret; } @@ -776,9 +780,11 @@ qla24xx_write_nvram_data(scsi_qla_host_t *ha, uint8_t *buf, uint32_t naddr, uint32_t i; uint32_t *dwptr; struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; + unsigned long flags; ret = QLA_SUCCESS; + spin_lock_irqsave(&ha->hardware_lock, flags); /* Enable flash write. */ WRT_REG_DWORD(®->ctrl_status, RD_REG_DWORD(®->ctrl_status) | CSRX_FLASH_ENABLE); @@ -812,6 +818,7 @@ qla24xx_write_nvram_data(scsi_qla_host_t *ha, uint8_t *buf, uint32_t naddr, WRT_REG_DWORD(®->ctrl_status, RD_REG_DWORD(®->ctrl_status) & ~CSRX_FLASH_ENABLE); RD_REG_DWORD(®->ctrl_status); /* PCI Posting. */ + spin_unlock_irqrestore(&ha->hardware_lock, flags); return ret; } @@ -836,8 +843,20 @@ int qla25xx_write_nvram_data(scsi_qla_host_t *ha, uint8_t *buf, uint32_t naddr, uint32_t bytes) { - return qla24xx_write_flash_data(ha, (uint32_t *)buf, - FA_VPD_NVRAM_ADDR | naddr, bytes >> 2); +#define RMW_BUFFER_SIZE (64 * 1024) + uint8_t *dbuf; + + dbuf = vmalloc(RMW_BUFFER_SIZE); + if (!dbuf) + return QLA_MEMORY_ALLOC_FAILED; + ha->isp_ops->read_optrom(ha, dbuf, FA_VPD_NVRAM_ADDR << 2, + RMW_BUFFER_SIZE); + memcpy(dbuf + (naddr << 2), buf, bytes); + ha->isp_ops->write_optrom(ha, dbuf, FA_VPD_NVRAM_ADDR << 2, + RMW_BUFFER_SIZE); + vfree(dbuf); + + return QLA_SUCCESS; } static inline void @@ -1853,7 +1872,8 @@ qla25xx_read_optrom_data(struct scsi_qla_host *ha, uint8_t *buf, qla_printk(KERN_WARNING, ha, "Unable to burst-read optrom segment " "(%x/%x/%llx).\n", rval, - flash_data_to_access_addr(faddr), optrom_dma); + flash_data_to_access_addr(faddr), + (unsigned long long)optrom_dma); qla_printk(KERN_WARNING, ha, "Reverting to slow-read.\n"); diff --git a/drivers/scsi/qla2xxx/qla_version.h b/drivers/scsi/qla2xxx/qla_version.h index 2d551a3006f..ae6f7a2fb19 100644 --- a/drivers/scsi/qla2xxx/qla_version.h +++ b/drivers/scsi/qla2xxx/qla_version.h @@ -7,7 +7,7 @@ /* * Driver version */ -#define QLA2XXX_VERSION "8.02.00-k4" +#define QLA2XXX_VERSION "8.02.00-k5" #define QLA_DRIVER_MAJOR_VER 8 #define QLA_DRIVER_MINOR_VER 2 diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c index d29f8464b74..ebaca4ca4a1 100644 --- a/drivers/scsi/scsi_error.c +++ b/drivers/scsi/scsi_error.c @@ -24,7 +24,6 @@ #include <linux/interrupt.h> #include <linux/blkdev.h> #include <linux/delay.h> -#include <linux/scatterlist.h> #include <scsi/scsi.h> #include <scsi/scsi_cmnd.h> diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c index daed37df00b..d531ceeb0d8 100644 --- a/drivers/scsi/scsi_sysfs.c +++ b/drivers/scsi/scsi_sysfs.c @@ -209,11 +209,13 @@ show_shost_mode(unsigned int mode, char *buf) static ssize_t show_shost_supported_mode(struct class_device *class_dev, char *buf) { struct Scsi_Host *shost = class_to_shost(class_dev); + unsigned int supported_mode = shost->hostt->supported_mode; - if (shost->hostt->supported_mode == MODE_UNKNOWN) - return snprintf(buf, 20, "unknown\n"); - else - return show_shost_mode(shost->hostt->supported_mode, buf); + if (supported_mode == MODE_UNKNOWN) + /* by default this should be initiator */ + supported_mode = MODE_INITIATOR; + + return show_shost_mode(supported_mode, buf); } static CLASS_DEVICE_ATTR(supported_mode, S_IRUGO | S_IWUSR, show_shost_supported_mode, NULL); diff --git a/drivers/scsi/sym53c8xx_2/sym53c8xx.h b/drivers/scsi/sym53c8xx_2/sym53c8xx.h index 7519728dfc3..62d29cfac9e 100644 --- a/drivers/scsi/sym53c8xx_2/sym53c8xx.h +++ b/drivers/scsi/sym53c8xx_2/sym53c8xx.h @@ -127,7 +127,6 @@ struct sym_driver_setup { u_char settle_delay; u_char use_nvram; u_long excludes[8]; - char tag_ctrl[100]; }; #define SYM_SETUP_MAX_TAG sym_driver_setup.max_tag diff --git a/drivers/scsi/sym53c8xx_2/sym_fw.c b/drivers/scsi/sym53c8xx_2/sym_fw.c index 9916a2a2255..190770bdc19 100644 --- a/drivers/scsi/sym53c8xx_2/sym_fw.c +++ b/drivers/scsi/sym53c8xx_2/sym_fw.c @@ -104,8 +104,9 @@ static struct sym_fwz_ofs sym_fw2z_ofs = { * Patch routine for firmware #1. */ static void -sym_fw1_patch(struct sym_hcb *np) +sym_fw1_patch(struct Scsi_Host *shost) { + struct sym_hcb *np = sym_get_hcb(shost); struct sym_fw1a_scr *scripta0; struct sym_fw1b_scr *scriptb0; @@ -145,8 +146,11 @@ sym_fw1_patch(struct sym_hcb *np) * Patch routine for firmware #2. */ static void -sym_fw2_patch(struct sym_hcb *np) +sym_fw2_patch(struct Scsi_Host *shost) { + struct sym_data *sym_data = shost_priv(shost); + struct pci_dev *pdev = sym_data->pdev; + struct sym_hcb *np = sym_data->ncb; struct sym_fw2a_scr *scripta0; struct sym_fw2b_scr *scriptb0; @@ -167,7 +171,7 @@ sym_fw2_patch(struct sym_hcb *np) * Remove useless 64 bit DMA specific SCRIPTS, * when this feature is not available. */ - if (!np->use_dac) { + if (!use_dac(np)) { scripta0->is_dmap_dirty[0] = cpu_to_scr(SCR_NO_OP); scripta0->is_dmap_dirty[1] = 0; scripta0->is_dmap_dirty[2] = cpu_to_scr(SCR_NO_OP); @@ -205,14 +209,14 @@ sym_fw2_patch(struct sym_hcb *np) * Remove a couple of work-arounds specific to C1010 if * they are not desirable. See `sym_fw2.h' for more details. */ - if (!(np->device_id == PCI_DEVICE_ID_LSI_53C1010_66 && - np->revision_id < 0x1 && + if (!(pdev->device == PCI_DEVICE_ID_LSI_53C1010_66 && + pdev->revision < 0x1 && np->pciclk_khz < 60000)) { scripta0->datao_phase[0] = cpu_to_scr(SCR_NO_OP); scripta0->datao_phase[1] = cpu_to_scr(0); } - if (!(np->device_id == PCI_DEVICE_ID_LSI_53C1010_33 && - /* np->revision_id < 0xff */ 1)) { + if (!(pdev->device == PCI_DEVICE_ID_LSI_53C1010_33 /* && + pdev->revision < 0xff */)) { scripta0->sel_done[0] = cpu_to_scr(SCR_NO_OP); scripta0->sel_done[1] = cpu_to_scr(0); } diff --git a/drivers/scsi/sym53c8xx_2/sym_fw.h b/drivers/scsi/sym53c8xx_2/sym_fw.h index 66ec35beab5..ae7e0f9e93f 100644 --- a/drivers/scsi/sym53c8xx_2/sym_fw.h +++ b/drivers/scsi/sym53c8xx_2/sym_fw.h @@ -143,7 +143,7 @@ struct sym_fw { *z_ofs; /* Useful offsets in script Z */ /* Setup and patch methods for this firmware */ void (*setup)(struct sym_hcb *, struct sym_fw *); - void (*patch)(struct sym_hcb *); + void (*patch)(struct Scsi_Host *); }; /* diff --git a/drivers/scsi/sym53c8xx_2/sym_glue.c b/drivers/scsi/sym53c8xx_2/sym_glue.c index db03c4c8ec1..0f74aba5b23 100644 --- a/drivers/scsi/sym53c8xx_2/sym_glue.c +++ b/drivers/scsi/sym53c8xx_2/sym_glue.c @@ -39,7 +39,6 @@ */ #include <linux/ctype.h> #include <linux/init.h> -#include <linux/interrupt.h> #include <linux/module.h> #include <linux/moduleparam.h> #include <linux/spinlock.h> @@ -54,16 +53,12 @@ #define NAME53C "sym53c" #define NAME53C8XX "sym53c8xx" -#define IRQ_FMT "%d" -#define IRQ_PRM(x) (x) - struct sym_driver_setup sym_driver_setup = SYM_LINUX_DRIVER_SETUP; unsigned int sym_debug_flags = 0; static char *excl_string; static char *safe_string; module_param_named(cmd_per_lun, sym_driver_setup.max_tag, ushort, 0); -module_param_string(tag_ctrl, sym_driver_setup.tag_ctrl, 100, 0); module_param_named(burst, sym_driver_setup.burst_order, byte, 0); module_param_named(led, sym_driver_setup.scsi_led, byte, 0); module_param_named(diff, sym_driver_setup.scsi_diff, byte, 0); @@ -78,7 +73,6 @@ module_param_named(excl, excl_string, charp, 0); module_param_named(safe, safe_string, charp, 0); MODULE_PARM_DESC(cmd_per_lun, "The maximum number of tags to use by default"); -MODULE_PARM_DESC(tag_ctrl, "More detailed control over tags per LUN"); MODULE_PARM_DESC(burst, "Maximum burst. 0 to disable, 255 to read from registers"); MODULE_PARM_DESC(led, "Set to 1 to enable LED support"); MODULE_PARM_DESC(diff, "0 for no differential mode, 1 for BIOS, 2 for always, 3 for not GPIO3"); @@ -134,56 +128,26 @@ static struct scsi_transport_template *sym2_transport_template = NULL; * Driver private area in the SCSI command structure. */ struct sym_ucmd { /* Override the SCSI pointer structure */ - dma_addr_t data_mapping; - unsigned char data_mapped; - unsigned char to_do; /* For error handling */ - void (*old_done)(struct scsi_cmnd *); /* For error handling */ - struct completion *eh_done; /* For error handling */ + struct completion *eh_done; /* SCSI error handling */ }; #define SYM_UCMD_PTR(cmd) ((struct sym_ucmd *)(&(cmd)->SCp)) #define SYM_SOFTC_PTR(cmd) sym_get_hcb(cmd->device->host) -static void __unmap_scsi_data(struct pci_dev *pdev, struct scsi_cmnd *cmd) -{ - if (SYM_UCMD_PTR(cmd)->data_mapped) - scsi_dma_unmap(cmd); - - SYM_UCMD_PTR(cmd)->data_mapped = 0; -} - -static int __map_scsi_sg_data(struct pci_dev *pdev, struct scsi_cmnd *cmd) -{ - int use_sg; - - use_sg = scsi_dma_map(cmd); - if (use_sg > 0) { - SYM_UCMD_PTR(cmd)->data_mapped = 2; - SYM_UCMD_PTR(cmd)->data_mapping = use_sg; - } - - return use_sg; -} - -#define unmap_scsi_data(np, cmd) \ - __unmap_scsi_data(np->s.device, cmd) -#define map_scsi_sg_data(np, cmd) \ - __map_scsi_sg_data(np->s.device, cmd) /* * Complete a pending CAM CCB. */ void sym_xpt_done(struct sym_hcb *np, struct scsi_cmnd *cmd) { - unmap_scsi_data(np, cmd); - cmd->scsi_done(cmd); -} + struct sym_ucmd *ucmd = SYM_UCMD_PTR(cmd); + BUILD_BUG_ON(sizeof(struct scsi_pointer) < sizeof(struct sym_ucmd)); -static void sym_xpt_done2(struct sym_hcb *np, struct scsi_cmnd *cmd, int cam_status) -{ - sym_set_cam_status(cmd, cam_status); - sym_xpt_done(np, cmd); -} + if (ucmd->eh_done) + complete(ucmd->eh_done); + scsi_dma_unmap(cmd); + cmd->scsi_done(cmd); +} /* * Tell the SCSI layer about a BUS RESET. @@ -199,14 +163,6 @@ void sym_xpt_async_bus_reset(struct sym_hcb *np) } /* - * Tell the SCSI layer about a BUS DEVICE RESET message sent. - */ -void sym_xpt_async_sent_bdr(struct sym_hcb *np, int target) -{ - printf_notice("%s: TARGET %d has been reset.\n", sym_name(np), target); -} - -/* * Choose the more appropriate CAM status if * the IO encountered an extended error. */ @@ -307,14 +263,14 @@ static int sym_scatter(struct sym_hcb *np, struct sym_ccb *cp, struct scsi_cmnd cp->data_len = 0; - use_sg = map_scsi_sg_data(np, cmd); + use_sg = scsi_dma_map(cmd); if (use_sg > 0) { struct scatterlist *sg; struct sym_tcb *tp = &np->target[cp->target]; struct sym_tblmove *data; if (use_sg > SYM_CONF_MAX_SG) { - unmap_scsi_data(np, cmd); + scsi_dma_unmap(cmd); return -1; } @@ -351,15 +307,6 @@ static int sym_queue_command(struct sym_hcb *np, struct scsi_cmnd *cmd) int order; /* - * Minimal checkings, so that we will not - * go outside our tables. - */ - if (sdev->id == np->myaddr) { - sym_xpt_done2(np, cmd, DID_NO_CONNECT); - return 0; - } - - /* * Retrieve the target descriptor. */ tp = &np->target[sdev->id]; @@ -433,7 +380,7 @@ int sym_setup_data_and_start(struct sym_hcb *np, struct scsi_cmnd *cmd, struct s */ switch (dir) { case DMA_BIDIRECTIONAL: - printk("%s: got DMA_BIDIRECTIONAL command", sym_name(np)); + scmd_printk(KERN_INFO, cmd, "got DMA_BIDIRECTIONAL command"); sym_set_cam_status(cmd, DID_ERROR); goto out_abort; case DMA_TO_DEVICE: @@ -542,14 +489,16 @@ static void sym_timer(struct sym_hcb *np) /* * PCI BUS error handler. */ -void sym_log_bus_error(struct sym_hcb *np) +void sym_log_bus_error(struct Scsi_Host *shost) { - u_short pci_sts; - pci_read_config_word(np->s.device, PCI_STATUS, &pci_sts); + struct sym_data *sym_data = shost_priv(shost); + struct pci_dev *pdev = sym_data->pdev; + unsigned short pci_sts; + pci_read_config_word(pdev, PCI_STATUS, &pci_sts); if (pci_sts & 0xf900) { - pci_write_config_word(np->s.device, PCI_STATUS, pci_sts); - printf("%s: PCI STATUS = 0x%04x\n", - sym_name(np), pci_sts & 0xf900); + pci_write_config_word(pdev, PCI_STATUS, pci_sts); + shost_printk(KERN_WARNING, shost, + "PCI bus error: status = 0x%04x\n", pci_sts & 0xf900); } } @@ -564,7 +513,7 @@ static int sym53c8xx_queue_command(struct scsi_cmnd *cmd, struct sym_ucmd *ucp = SYM_UCMD_PTR(cmd); int sts = 0; - cmd->scsi_done = done; + cmd->scsi_done = done; memset(ucp, 0, sizeof(*ucp)); /* @@ -593,18 +542,23 @@ static int sym53c8xx_queue_command(struct scsi_cmnd *cmd, */ static irqreturn_t sym53c8xx_intr(int irq, void *dev_id) { - unsigned long flags; - struct sym_hcb *np = (struct sym_hcb *)dev_id; + struct Scsi_Host *shost = dev_id; + struct sym_data *sym_data = shost_priv(shost); + irqreturn_t result; + + /* Avoid spinloop trying to handle interrupts on frozen device */ + if (pci_channel_offline(sym_data->pdev)) + return IRQ_NONE; if (DEBUG_FLAGS & DEBUG_TINY) printf_debug ("["); - spin_lock_irqsave(np->s.host->host_lock, flags); - sym_interrupt(np); - spin_unlock_irqrestore(np->s.host->host_lock, flags); + spin_lock(shost->host_lock); + result = sym_interrupt(shost); + spin_unlock(shost->host_lock); if (DEBUG_FLAGS & DEBUG_TINY) printf_debug ("]\n"); - return IRQ_HANDLED; + return result; } /* @@ -630,59 +584,61 @@ static void sym53c8xx_timer(unsigned long npref) #define SYM_EH_HOST_RESET 3 /* - * What we will do regarding the involved SCSI command. - */ -#define SYM_EH_DO_IGNORE 0 -#define SYM_EH_DO_WAIT 2 - -/* - * scsi_done() alias when error recovery is in progress. - */ -static void sym_eh_done(struct scsi_cmnd *cmd) -{ - struct sym_ucmd *ucmd = SYM_UCMD_PTR(cmd); - BUILD_BUG_ON(sizeof(struct scsi_pointer) < sizeof(struct sym_ucmd)); - - cmd->scsi_done = ucmd->old_done; - - if (ucmd->to_do == SYM_EH_DO_WAIT) - complete(ucmd->eh_done); -} - -/* * Generic method for our eh processing. * The 'op' argument tells what we have to do. */ static int sym_eh_handler(int op, char *opname, struct scsi_cmnd *cmd) { - struct sym_hcb *np = SYM_SOFTC_PTR(cmd); struct sym_ucmd *ucmd = SYM_UCMD_PTR(cmd); - struct Scsi_Host *host = cmd->device->host; + struct Scsi_Host *shost = cmd->device->host; + struct sym_data *sym_data = shost_priv(shost); + struct pci_dev *pdev = sym_data->pdev; + struct sym_hcb *np = sym_data->ncb; SYM_QUEHEAD *qp; - int to_do = SYM_EH_DO_IGNORE; + int cmd_queued = 0; int sts = -1; struct completion eh_done; - dev_warn(&cmd->device->sdev_gendev, "%s operation started.\n", opname); + scmd_printk(KERN_WARNING, cmd, "%s operation started\n", opname); + + /* We may be in an error condition because the PCI bus + * went down. In this case, we need to wait until the + * PCI bus is reset, the card is reset, and only then + * proceed with the scsi error recovery. There's no + * point in hurrying; take a leisurely wait. + */ +#define WAIT_FOR_PCI_RECOVERY 35 + if (pci_channel_offline(pdev)) { + struct completion *io_reset; + int finished_reset = 0; + init_completion(&eh_done); + spin_lock_irq(shost->host_lock); + /* Make sure we didn't race */ + if (pci_channel_offline(pdev)) { + if (!sym_data->io_reset) + sym_data->io_reset = &eh_done; + io_reset = sym_data->io_reset; + } else { + finished_reset = 1; + } + spin_unlock_irq(shost->host_lock); + if (!finished_reset) + finished_reset = wait_for_completion_timeout(io_reset, + WAIT_FOR_PCI_RECOVERY*HZ); + if (!finished_reset) + return SCSI_FAILED; + } - spin_lock_irq(host->host_lock); + spin_lock_irq(shost->host_lock); /* This one is queued in some place -> to wait for completion */ FOR_EACH_QUEUED_ELEMENT(&np->busy_ccbq, qp) { struct sym_ccb *cp = sym_que_entry(qp, struct sym_ccb, link_ccbq); if (cp->cmd == cmd) { - to_do = SYM_EH_DO_WAIT; + cmd_queued = 1; break; } } - if (to_do == SYM_EH_DO_WAIT) { - init_completion(&eh_done); - ucmd->old_done = cmd->scsi_done; - ucmd->eh_done = &eh_done; - wmb(); - cmd->scsi_done = sym_eh_done; - } - /* Try to proceed the operation we have been asked for */ sts = -1; switch(op) { @@ -698,7 +654,7 @@ static int sym_eh_handler(int op, char *opname, struct scsi_cmnd *cmd) break; case SYM_EH_HOST_RESET: sym_reset_scsi_bus(np, 0); - sym_start_up (np, 1); + sym_start_up(shost, 1); sts = 0; break; default: @@ -706,21 +662,21 @@ static int sym_eh_handler(int op, char *opname, struct scsi_cmnd *cmd) } /* On error, restore everything and cross fingers :) */ - if (sts) { - cmd->scsi_done = ucmd->old_done; - to_do = SYM_EH_DO_IGNORE; - } - - ucmd->to_do = to_do; - spin_unlock_irq(host->host_lock); + if (sts) + cmd_queued = 0; - if (to_do == SYM_EH_DO_WAIT) { + if (cmd_queued) { + init_completion(&eh_done); + ucmd->eh_done = &eh_done; + spin_unlock_irq(shost->host_lock); if (!wait_for_completion_timeout(&eh_done, 5*HZ)) { - ucmd->to_do = SYM_EH_DO_IGNORE; - wmb(); + ucmd->eh_done = NULL; sts = -2; } + } else { + spin_unlock_irq(shost->host_lock); } + dev_warn(&cmd->device->sdev_gendev, "%s operation %s.\n", opname, sts==0 ? "complete" :sts==-2 ? "timed-out" : "failed"); return sts ? SCSI_FAILED : SCSI_SUCCESS; @@ -775,59 +731,6 @@ static void sym_tune_dev_queuing(struct sym_tcb *tp, int lun, u_short reqtags) } } -/* - * Linux select queue depths function - */ -#define DEF_DEPTH (sym_driver_setup.max_tag) -#define ALL_TARGETS -2 -#define NO_TARGET -1 -#define ALL_LUNS -2 -#define NO_LUN -1 - -static int device_queue_depth(struct sym_hcb *np, int target, int lun) -{ - int c, h, t, u, v; - char *p = sym_driver_setup.tag_ctrl; - char *ep; - - h = -1; - t = NO_TARGET; - u = NO_LUN; - while ((c = *p++) != 0) { - v = simple_strtoul(p, &ep, 0); - switch(c) { - case '/': - ++h; - t = ALL_TARGETS; - u = ALL_LUNS; - break; - case 't': - if (t != target) - t = (target == v) ? v : NO_TARGET; - u = ALL_LUNS; - break; - case 'u': - if (u != lun) - u = (lun == v) ? v : NO_LUN; - break; - case 'q': - if (h == np->s.unit && - (t == ALL_TARGETS || t == target) && - (u == ALL_LUNS || u == lun)) - return v; - break; - case '-': - t = ALL_TARGETS; - u = ALL_LUNS; - break; - default: - break; - } - p = ep; - } - return DEF_DEPTH; -} - static int sym53c8xx_slave_alloc(struct scsi_device *sdev) { struct sym_hcb *np = sym_get_hcb(sdev->host); @@ -892,21 +795,16 @@ static int sym53c8xx_slave_configure(struct scsi_device *sdev) * Use at least 2. * Donnot use more than our maximum. */ - reqtags = device_queue_depth(np, sdev->id, sdev->lun); + reqtags = sym_driver_setup.max_tag; if (reqtags > tp->usrtags) reqtags = tp->usrtags; if (!sdev->tagged_supported) reqtags = 0; -#if 1 /* Avoid to locally queue commands for no good reasons */ if (reqtags > SYM_CONF_MAX_TAG) reqtags = SYM_CONF_MAX_TAG; - depth_to_use = (reqtags ? reqtags : 2); -#else - depth_to_use = (reqtags ? SYM_CONF_MAX_TAG : 2); -#endif + depth_to_use = reqtags ? reqtags : 2; scsi_adjust_queue_depth(sdev, - (sdev->tagged_supported ? - MSG_SIMPLE_TAG : 0), + sdev->tagged_supported ? MSG_SIMPLE_TAG : 0, depth_to_use); lp->s.scdev_depth = depth_to_use; sym_tune_dev_queuing(tp, sdev->lun, reqtags); @@ -1089,8 +987,9 @@ static int is_keyword(char *ptr, int len, char *verb) * Parse a control command */ -static int sym_user_command(struct sym_hcb *np, char *buffer, int length) +static int sym_user_command(struct Scsi_Host *shost, char *buffer, int length) { + struct sym_hcb *np = sym_get_hcb(shost); char *ptr = buffer; int len = length; struct sym_usrcmd cmd, *uc = &cmd; @@ -1217,9 +1116,9 @@ printk("sym_user_command: data=%ld\n", uc->data); else { unsigned long flags; - spin_lock_irqsave(np->s.host->host_lock, flags); - sym_exec_user_command (np, uc); - spin_unlock_irqrestore(np->s.host->host_lock, flags); + spin_lock_irqsave(shost->host_lock, flags); + sym_exec_user_command(np, uc); + spin_unlock_irqrestore(shost->host_lock, flags); } return length; } @@ -1275,8 +1174,11 @@ static int copy_info(struct info_str *info, char *fmt, ...) /* * Copy formatted information into the input buffer. */ -static int sym_host_info(struct sym_hcb *np, char *ptr, off_t offset, int len) +static int sym_host_info(struct Scsi_Host *shost, char *ptr, off_t offset, int len) { + struct sym_data *sym_data = shost_priv(shost); + struct pci_dev *pdev = sym_data->pdev; + struct sym_hcb *np = sym_data->ncb; struct info_str info; info.buffer = ptr; @@ -1285,10 +1187,10 @@ static int sym_host_info(struct sym_hcb *np, char *ptr, off_t offset, int len) info.pos = 0; copy_info(&info, "Chip " NAME53C "%s, device id 0x%x, " - "revision id 0x%x\n", - np->s.chip_name, np->device_id, np->revision_id); - copy_info(&info, "At PCI address %s, IRQ " IRQ_FMT "\n", - pci_name(np->s.device), IRQ_PRM(np->s.irq)); + "revision id 0x%x\n", np->s.chip_name, + pdev->device, pdev->revision); + copy_info(&info, "At PCI address %s, IRQ %u\n", + pci_name(pdev), pdev->irq); copy_info(&info, "Min. period factor %d, %s SCSI BUS%s\n", (int) (np->minsync_dt ? np->minsync_dt : np->minsync), np->maxwide ? "Wide" : "Narrow", @@ -1307,15 +1209,14 @@ static int sym_host_info(struct sym_hcb *np, char *ptr, off_t offset, int len) * - func = 0 means read (returns adapter infos) * - func = 1 means write (not yet merget from sym53c8xx) */ -static int sym53c8xx_proc_info(struct Scsi_Host *host, char *buffer, +static int sym53c8xx_proc_info(struct Scsi_Host *shost, char *buffer, char **start, off_t offset, int length, int func) { - struct sym_hcb *np = sym_get_hcb(host); int retv; if (func) { #ifdef SYM_LINUX_USER_COMMAND_SUPPORT - retv = sym_user_command(np, buffer, length); + retv = sym_user_command(shost, buffer, length); #else retv = -EINVAL; #endif @@ -1323,7 +1224,7 @@ static int sym53c8xx_proc_info(struct Scsi_Host *host, char *buffer, if (start) *start = buffer; #ifdef SYM_LINUX_USER_INFO_SUPPORT - retv = sym_host_info(np, buffer, offset, length); + retv = sym_host_info(shost, buffer, offset, length); #else retv = -EINVAL; #endif @@ -1341,8 +1242,8 @@ static void sym_free_resources(struct sym_hcb *np, struct pci_dev *pdev) /* * Free O/S specific resources. */ - if (np->s.irq) - free_irq(np->s.irq, np); + if (pdev->irq) + free_irq(pdev->irq, np); if (np->s.ioaddr) pci_iounmap(pdev, np->s.ioaddr); if (np->s.ramaddr) @@ -1356,31 +1257,6 @@ static void sym_free_resources(struct sym_hcb *np, struct pci_dev *pdev) } /* - * Ask/tell the system about DMA addressing. - */ -static int sym_setup_bus_dma_mask(struct sym_hcb *np) -{ -#if SYM_CONF_DMA_ADDRESSING_MODE > 0 -#if SYM_CONF_DMA_ADDRESSING_MODE == 1 -#define DMA_DAC_MASK DMA_40BIT_MASK -#elif SYM_CONF_DMA_ADDRESSING_MODE == 2 -#define DMA_DAC_MASK DMA_64BIT_MASK -#endif - if ((np->features & FE_DAC) && - !pci_set_dma_mask(np->s.device, DMA_DAC_MASK)) { - np->use_dac = 1; - return 0; - } -#endif - - if (!pci_set_dma_mask(np->s.device, DMA_32BIT_MASK)) - return 0; - - printf_warning("%s: No suitable DMA available\n", sym_name(np)); - return -1; -} - -/* * Host attach and initialisations. * * Allocate host data and ncb structure. @@ -1392,32 +1268,28 @@ static int sym_setup_bus_dma_mask(struct sym_hcb *np) static struct Scsi_Host * __devinit sym_attach(struct scsi_host_template *tpnt, int unit, struct sym_device *dev) { - struct host_data *host_data; + struct sym_data *sym_data; struct sym_hcb *np = NULL; - struct Scsi_Host *instance = NULL; + struct Scsi_Host *shost; struct pci_dev *pdev = dev->pdev; unsigned long flags; struct sym_fw *fw; - printk(KERN_INFO - "sym%d: <%s> rev 0x%x at pci %s irq " IRQ_FMT "\n", - unit, dev->chip.name, dev->chip.revision_id, - pci_name(pdev), IRQ_PRM(pdev->irq)); + printk(KERN_INFO "sym%d: <%s> rev 0x%x at pci %s irq %u\n", + unit, dev->chip.name, pdev->revision, pci_name(pdev), + pdev->irq); /* * Get the firmware for this chip. */ fw = sym_find_firmware(&dev->chip); if (!fw) - goto attach_failed; + return NULL; - /* - * Allocate host_data structure - */ - instance = scsi_host_alloc(tpnt, sizeof(*host_data)); - if (!instance) - goto attach_failed; - host_data = (struct host_data *) instance->hostdata; + shost = scsi_host_alloc(tpnt, sizeof(*sym_data)); + if (!shost) + return NULL; + sym_data = shost_priv(shost); /* * Allocate immediately the host control block, @@ -1428,22 +1300,19 @@ static struct Scsi_Host * __devinit sym_attach(struct scsi_host_template *tpnt, np = __sym_calloc_dma(&pdev->dev, sizeof(*np), "HCB"); if (!np) goto attach_failed; - np->s.device = pdev; np->bus_dmat = &pdev->dev; /* Result in 1 DMA pool per HBA */ - host_data->ncb = np; - np->s.host = instance; + sym_data->ncb = np; + sym_data->pdev = pdev; + np->s.host = shost; - pci_set_drvdata(pdev, np); + pci_set_drvdata(pdev, shost); /* * Copy some useful infos to the HCB. */ np->hcb_ba = vtobus(np); np->verbose = sym_driver_setup.verbose; - np->s.device = pdev; np->s.unit = unit; - np->device_id = dev->chip.device_id; - np->revision_id = dev->chip.revision_id; np->features = dev->chip.features; np->clock_divn = dev->chip.nr_divisor; np->maxoffs = dev->chip.offset_max; @@ -1456,8 +1325,13 @@ static struct Scsi_Host * __devinit sym_attach(struct scsi_host_template *tpnt, strlcpy(np->s.chip_name, dev->chip.name, sizeof(np->s.chip_name)); sprintf(np->s.inst_name, "sym%d", np->s.unit); - if (sym_setup_bus_dma_mask(np)) + if ((SYM_CONF_DMA_ADDRESSING_MODE > 0) && (np->features & FE_DAC) && + !pci_set_dma_mask(pdev, DMA_DAC_MASK)) { + set_dac(np); + } else if (pci_set_dma_mask(pdev, DMA_32BIT_MASK)) { + printf_warning("%s: No suitable DMA available\n", sym_name(np)); goto attach_failed; + } /* * Try to map the controller chip to @@ -1466,19 +1340,16 @@ static struct Scsi_Host * __devinit sym_attach(struct scsi_host_template *tpnt, np->mmio_ba = (u32)dev->mmio_base; np->s.ioaddr = dev->s.ioaddr; np->s.ramaddr = dev->s.ramaddr; - np->s.io_ws = (np->features & FE_IO256) ? 256 : 128; /* * Map on-chip RAM if present and supported. */ if (!(np->features & FE_RAM)) dev->ram_base = 0; - if (dev->ram_base) { + if (dev->ram_base) np->ram_ba = (u32)dev->ram_base; - np->ram_ws = (np->features & FE_RAM8K) ? 8192 : 4096; - } - if (sym_hcb_attach(instance, fw, dev->nvram)) + if (sym_hcb_attach(shost, fw, dev->nvram)) goto attach_failed; /* @@ -1486,25 +1357,25 @@ static struct Scsi_Host * __devinit sym_attach(struct scsi_host_template *tpnt, * If we synchonize the C code with SCRIPTS on interrupt, * we do not want to share the INTR line at all. */ - if (request_irq(pdev->irq, sym53c8xx_intr, IRQF_SHARED, NAME53C8XX, np)) { - printf_err("%s: request irq %d failure\n", + if (request_irq(pdev->irq, sym53c8xx_intr, IRQF_SHARED, NAME53C8XX, + shost)) { + printf_err("%s: request irq %u failure\n", sym_name(np), pdev->irq); goto attach_failed; } - np->s.irq = pdev->irq; /* * After SCSI devices have been opened, we cannot * reset the bus safely, so we do it here. */ - spin_lock_irqsave(instance->host_lock, flags); + spin_lock_irqsave(shost->host_lock, flags); if (sym_reset_scsi_bus(np, 0)) goto reset_failed; /* * Start the SCRIPTS. */ - sym_start_up (np, 1); + sym_start_up(shost, 1); /* * Start the timer daemon @@ -1519,33 +1390,37 @@ static struct Scsi_Host * __devinit sym_attach(struct scsi_host_template *tpnt, * Fill Linux host instance structure * and return success. */ - instance->max_channel = 0; - instance->this_id = np->myaddr; - instance->max_id = np->maxwide ? 16 : 8; - instance->max_lun = SYM_CONF_MAX_LUN; - instance->unique_id = pci_resource_start(pdev, 0); - instance->cmd_per_lun = SYM_CONF_MAX_TAG; - instance->can_queue = (SYM_CONF_MAX_START-2); - instance->sg_tablesize = SYM_CONF_MAX_SG; - instance->max_cmd_len = 16; + shost->max_channel = 0; + shost->this_id = np->myaddr; + shost->max_id = np->maxwide ? 16 : 8; + shost->max_lun = SYM_CONF_MAX_LUN; + shost->unique_id = pci_resource_start(pdev, 0); + shost->cmd_per_lun = SYM_CONF_MAX_TAG; + shost->can_queue = (SYM_CONF_MAX_START-2); + shost->sg_tablesize = SYM_CONF_MAX_SG; + shost->max_cmd_len = 16; BUG_ON(sym2_transport_template == NULL); - instance->transportt = sym2_transport_template; + shost->transportt = sym2_transport_template; + + /* 53c896 rev 1 errata: DMA may not cross 16MB boundary */ + if (pdev->device == PCI_DEVICE_ID_NCR_53C896 && pdev->revision < 2) + shost->dma_boundary = 0xFFFFFF; - spin_unlock_irqrestore(instance->host_lock, flags); + spin_unlock_irqrestore(shost->host_lock, flags); - return instance; + return shost; reset_failed: printf_err("%s: FATAL ERROR: CHECK SCSI BUS - CABLES, " "TERMINATION, DEVICE POWER etc.!\n", sym_name(np)); - spin_unlock_irqrestore(instance->host_lock, flags); + spin_unlock_irqrestore(shost->host_lock, flags); attach_failed: - if (!instance) + if (!shost) return NULL; printf_info("%s: giving up ...\n", sym_name(np)); if (np) sym_free_resources(np, pdev); - scsi_host_put(instance); + scsi_host_put(shost); return NULL; } @@ -1558,7 +1433,6 @@ static struct Scsi_Host * __devinit sym_attach(struct scsi_host_template *tpnt, static void __devinit sym_get_nvram(struct sym_device *devp, struct sym_nvram *nvp) { devp->nvram = nvp; - devp->device_id = devp->chip.device_id; nvp->type = 0; sym_read_nvram(devp, nvp); @@ -1573,7 +1447,6 @@ static int __devinit sym_check_supported(struct sym_device *device) { struct sym_chip *chip; struct pci_dev *pdev = device->pdev; - u_char revision; unsigned long io_port = pci_resource_start(pdev, 0); int i; @@ -1593,14 +1466,12 @@ static int __devinit sym_check_supported(struct sym_device *device) * to our device structure so we can make it match the actual device * and options. */ - pci_read_config_byte(pdev, PCI_CLASS_REVISION, &revision); - chip = sym_lookup_chip_table(pdev->device, revision); + chip = sym_lookup_chip_table(pdev->device, pdev->revision); if (!chip) { dev_info(&pdev->dev, "device not supported\n"); return -ENODEV; } memcpy(&device->chip, chip, sizeof(device->chip)); - device->chip.revision_id = revision; return 0; } @@ -1641,7 +1512,7 @@ static int __devinit sym_set_workarounds(struct sym_device *device) * We must ensure the chip will use WRITE AND INVALIDATE. * The revision number limit is for now arbitrary. */ - if (pdev->device == PCI_DEVICE_ID_NCR_53C896 && chip->revision_id < 0x4) { + if (pdev->device == PCI_DEVICE_ID_NCR_53C896 && pdev->revision < 0x4) { chip->features |= (FE_WRIE | FE_CLSE); } @@ -1769,8 +1640,9 @@ static void sym_config_pqs(struct pci_dev *pdev, struct sym_device *sym_dev) * Detach the host. * We have to free resources and halt the NCR chip. */ -static int sym_detach(struct sym_hcb *np, struct pci_dev *pdev) +static int sym_detach(struct Scsi_Host *shost, struct pci_dev *pdev) { + struct sym_hcb *np = sym_get_hcb(shost); printk("%s: detaching ...\n", sym_name(np)); del_timer_sync(&np->s.timer); @@ -1823,7 +1695,7 @@ static int __devinit sym2_probe(struct pci_dev *pdev, { struct sym_device sym_dev; struct sym_nvram nvram; - struct Scsi_Host *instance; + struct Scsi_Host *shost; memset(&sym_dev, 0, sizeof(sym_dev)); memset(&nvram, 0, sizeof(nvram)); @@ -1850,13 +1722,13 @@ static int __devinit sym2_probe(struct pci_dev *pdev, sym_get_nvram(&sym_dev, &nvram); - instance = sym_attach(&sym2_template, attach_count, &sym_dev); - if (!instance) + shost = sym_attach(&sym2_template, attach_count, &sym_dev); + if (!shost) goto free; - if (scsi_add_host(instance, &pdev->dev)) + if (scsi_add_host(shost, &pdev->dev)) goto detach; - scsi_scan_host(instance); + scsi_scan_host(shost); attach_count++; @@ -1874,20 +1746,143 @@ static int __devinit sym2_probe(struct pci_dev *pdev, static void __devexit sym2_remove(struct pci_dev *pdev) { - struct sym_hcb *np = pci_get_drvdata(pdev); - struct Scsi_Host *host = np->s.host; - - scsi_remove_host(host); - scsi_host_put(host); - - sym_detach(np, pdev); + struct Scsi_Host *shost = pci_get_drvdata(pdev); + scsi_remove_host(shost); + scsi_host_put(shost); + sym_detach(shost, pdev); pci_release_regions(pdev); pci_disable_device(pdev); attach_count--; } +/** + * sym2_io_error_detected() - called when PCI error is detected + * @pdev: pointer to PCI device + * @state: current state of the PCI slot + */ +static pci_ers_result_t sym2_io_error_detected(struct pci_dev *pdev, + enum pci_channel_state state) +{ + /* If slot is permanently frozen, turn everything off */ + if (state == pci_channel_io_perm_failure) { + sym2_remove(pdev); + return PCI_ERS_RESULT_DISCONNECT; + } + + disable_irq(pdev->irq); + pci_disable_device(pdev); + + /* Request that MMIO be enabled, so register dump can be taken. */ + return PCI_ERS_RESULT_CAN_RECOVER; +} + +/** + * sym2_io_slot_dump - Enable MMIO and dump debug registers + * @pdev: pointer to PCI device + */ +static pci_ers_result_t sym2_io_slot_dump(struct pci_dev *pdev) +{ + struct Scsi_Host *shost = pci_get_drvdata(pdev); + + sym_dump_registers(shost); + + /* Request a slot reset. */ + return PCI_ERS_RESULT_NEED_RESET; +} + +/** + * sym2_reset_workarounds - hardware-specific work-arounds + * + * This routine is similar to sym_set_workarounds(), except + * that, at this point, we already know that the device was + * succesfully intialized at least once before, and so most + * of the steps taken there are un-needed here. + */ +static void sym2_reset_workarounds(struct pci_dev *pdev) +{ + u_short status_reg; + struct sym_chip *chip; + + chip = sym_lookup_chip_table(pdev->device, pdev->revision); + + /* Work around for errant bit in 895A, in a fashion + * similar to what is done in sym_set_workarounds(). + */ + pci_read_config_word(pdev, PCI_STATUS, &status_reg); + if (!(chip->features & FE_66MHZ) && (status_reg & PCI_STATUS_66MHZ)) { + status_reg = PCI_STATUS_66MHZ; + pci_write_config_word(pdev, PCI_STATUS, status_reg); + pci_read_config_word(pdev, PCI_STATUS, &status_reg); + } +} + +/** + * sym2_io_slot_reset() - called when the pci bus has been reset. + * @pdev: pointer to PCI device + * + * Restart the card from scratch. + */ +static pci_ers_result_t sym2_io_slot_reset(struct pci_dev *pdev) +{ + struct Scsi_Host *shost = pci_get_drvdata(pdev); + struct sym_hcb *np = sym_get_hcb(shost); + + printk(KERN_INFO "%s: recovering from a PCI slot reset\n", + sym_name(np)); + + if (pci_enable_device(pdev)) { + printk(KERN_ERR "%s: Unable to enable after PCI reset\n", + sym_name(np)); + return PCI_ERS_RESULT_DISCONNECT; + } + + pci_set_master(pdev); + enable_irq(pdev->irq); + + /* If the chip can do Memory Write Invalidate, enable it */ + if (np->features & FE_WRIE) { + if (pci_set_mwi(pdev)) + return PCI_ERS_RESULT_DISCONNECT; + } + + /* Perform work-arounds, analogous to sym_set_workarounds() */ + sym2_reset_workarounds(pdev); + + /* Perform host reset only on one instance of the card */ + if (PCI_FUNC(pdev->devfn) == 0) { + if (sym_reset_scsi_bus(np, 0)) { + printk(KERN_ERR "%s: Unable to reset scsi host\n", + sym_name(np)); + return PCI_ERS_RESULT_DISCONNECT; + } + sym_start_up(shost, 1); + } + + return PCI_ERS_RESULT_RECOVERED; +} + +/** + * sym2_io_resume() - resume normal ops after PCI reset + * @pdev: pointer to PCI device + * + * Called when the error recovery driver tells us that its + * OK to resume normal operation. Use completion to allow + * halted scsi ops to resume. + */ +static void sym2_io_resume(struct pci_dev *pdev) +{ + struct Scsi_Host *shost = pci_get_drvdata(pdev); + struct sym_data *sym_data = shost_priv(shost); + + spin_lock_irq(shost->host_lock); + if (sym_data->io_reset) + complete_all(sym_data->io_reset); + sym_data->io_reset = NULL; + spin_unlock_irq(shost->host_lock); +} + static void sym2_get_signalling(struct Scsi_Host *shost) { struct sym_hcb *np = sym_get_hcb(shost); @@ -2050,11 +2045,19 @@ static struct pci_device_id sym2_id_table[] __devinitdata = { MODULE_DEVICE_TABLE(pci, sym2_id_table); +static struct pci_error_handlers sym2_err_handler = { + .error_detected = sym2_io_error_detected, + .mmio_enabled = sym2_io_slot_dump, + .slot_reset = sym2_io_slot_reset, + .resume = sym2_io_resume, +}; + static struct pci_driver sym2_driver = { .name = NAME53C8XX, .id_table = sym2_id_table, .probe = sym2_probe, .remove = __devexit_p(sym2_remove), + .err_handler = &sym2_err_handler, }; static int __init sym2_init(void) diff --git a/drivers/scsi/sym53c8xx_2/sym_glue.h b/drivers/scsi/sym53c8xx_2/sym_glue.h index 0f097ba4f71..567fbe0b4f0 100644 --- a/drivers/scsi/sym53c8xx_2/sym_glue.h +++ b/drivers/scsi/sym53c8xx_2/sym_glue.h @@ -40,7 +40,9 @@ #ifndef SYM_GLUE_H #define SYM_GLUE_H +#include <linux/completion.h> #include <linux/delay.h> +#include <linux/interrupt.h> #include <linux/ioport.h> #include <linux/pci.h> #include <linux/string.h> @@ -177,14 +179,11 @@ struct sym_shcb { int unit; char inst_name[16]; char chip_name[8]; - struct pci_dev *device; struct Scsi_Host *host; void __iomem * ioaddr; /* MMIO kernel io address */ void __iomem * ramaddr; /* RAM kernel io address */ - u_short io_ws; /* IO window size */ - int irq; /* IRQ number */ struct timer_list timer; /* Timer handler link header */ u_long lasttime; @@ -212,20 +211,21 @@ struct sym_device { } s; struct sym_chip chip; struct sym_nvram *nvram; - u_short device_id; u_char host_id; }; /* * Driver host data structure. */ -struct host_data { +struct sym_data { struct sym_hcb *ncb; + struct completion *io_reset; /* PCI error handling */ + struct pci_dev *pdev; }; static inline struct sym_hcb * sym_get_hcb(struct Scsi_Host *host) { - return ((struct host_data *)host->hostdata)->ncb; + return ((struct sym_data *)host->hostdata)->ncb; } #include "sym_fw.h" @@ -263,8 +263,8 @@ void sym_set_cam_result_error(struct sym_hcb *np, struct sym_ccb *cp, int resid) void sym_xpt_done(struct sym_hcb *np, struct scsi_cmnd *ccb); #define sym_print_addr(cmd, arg...) dev_info(&cmd->device->sdev_gendev , ## arg) void sym_xpt_async_bus_reset(struct sym_hcb *np); -void sym_xpt_async_sent_bdr(struct sym_hcb *np, int target); int sym_setup_data_and_start (struct sym_hcb *np, struct scsi_cmnd *csio, struct sym_ccb *cp); -void sym_log_bus_error(struct sym_hcb *np); +void sym_log_bus_error(struct Scsi_Host *); +void sym_dump_registers(struct Scsi_Host *); #endif /* SYM_GLUE_H */ diff --git a/drivers/scsi/sym53c8xx_2/sym_hipd.c b/drivers/scsi/sym53c8xx_2/sym_hipd.c index 21cd4c7f528..463f119f20e 100644 --- a/drivers/scsi/sym53c8xx_2/sym_hipd.c +++ b/drivers/scsi/sym53c8xx_2/sym_hipd.c @@ -52,7 +52,7 @@ * Needed function prototypes. */ static void sym_int_ma (struct sym_hcb *np); -static void sym_int_sir (struct sym_hcb *np); +static void sym_int_sir(struct sym_hcb *); static struct sym_ccb *sym_alloc_ccb(struct sym_hcb *np); static struct sym_ccb *sym_ccb_from_dsa(struct sym_hcb *np, u32 dsa); static void sym_alloc_lcb_tags (struct sym_hcb *np, u_char tn, u_char ln); @@ -684,6 +684,8 @@ static void sym_set_bus_mode(struct sym_hcb *np, struct sym_nvram *nvram) */ static int sym_prepare_setting(struct Scsi_Host *shost, struct sym_hcb *np, struct sym_nvram *nvram) { + struct sym_data *sym_data = shost_priv(shost); + struct pci_dev *pdev = sym_data->pdev; u_char burst_max; u32 period; int i; @@ -778,19 +780,12 @@ static int sym_prepare_setting(struct Scsi_Host *shost, struct sym_hcb *np, stru * 64 bit addressing (895A/896/1010) ? */ if (np->features & FE_DAC) { -#if SYM_CONF_DMA_ADDRESSING_MODE == 0 - np->rv_ccntl1 |= (DDAC); -#elif SYM_CONF_DMA_ADDRESSING_MODE == 1 - if (!np->use_dac) - np->rv_ccntl1 |= (DDAC); - else - np->rv_ccntl1 |= (XTIMOD | EXTIBMV); -#elif SYM_CONF_DMA_ADDRESSING_MODE == 2 - if (!np->use_dac) - np->rv_ccntl1 |= (DDAC); - else - np->rv_ccntl1 |= (0 | EXTIBMV); -#endif + if (!use_dac(np)) + np->rv_ccntl1 |= (DDAC); + else if (SYM_CONF_DMA_ADDRESSING_MODE == 1) + np->rv_ccntl1 |= (XTIMOD | EXTIBMV); + else if (SYM_CONF_DMA_ADDRESSING_MODE == 2) + np->rv_ccntl1 |= (0 | EXTIBMV); } /* @@ -804,8 +799,8 @@ static int sym_prepare_setting(struct Scsi_Host *shost, struct sym_hcb *np, stru * In dual channel mode, contention occurs if internal cycles * are used. Disable internal cycles. */ - if (np->device_id == PCI_DEVICE_ID_LSI_53C1010_33 && - np->revision_id < 0x1) + if (pdev->device == PCI_DEVICE_ID_LSI_53C1010_33 && + pdev->revision < 0x1) np->rv_ccntl0 |= DILS; /* @@ -828,10 +823,10 @@ static int sym_prepare_setting(struct Scsi_Host *shost, struct sym_hcb *np, stru * this driver. The generic ncr driver that does not use * LOAD/STORE instructions does not need this work-around. */ - if ((np->device_id == PCI_DEVICE_ID_NCR_53C810 && - np->revision_id >= 0x10 && np->revision_id <= 0x11) || - (np->device_id == PCI_DEVICE_ID_NCR_53C860 && - np->revision_id <= 0x1)) + if ((pdev->device == PCI_DEVICE_ID_NCR_53C810 && + pdev->revision >= 0x10 && pdev->revision <= 0x11) || + (pdev->device == PCI_DEVICE_ID_NCR_53C860 && + pdev->revision <= 0x1)) np->features &= ~(FE_WRIE|FE_ERL|FE_ERMP); /* @@ -897,7 +892,7 @@ static int sym_prepare_setting(struct Scsi_Host *shost, struct sym_hcb *np, stru if ((SYM_SETUP_SCSI_LED || (nvram->type == SYM_SYMBIOS_NVRAM || (nvram->type == SYM_TEKRAM_NVRAM && - np->device_id == PCI_DEVICE_ID_NCR_53C895))) && + pdev->device == PCI_DEVICE_ID_NCR_53C895))) && !(np->features & FE_LEDC) && !(np->sv_gpcntl & 0x01)) np->features |= FE_LED0; @@ -1135,8 +1130,9 @@ restart_test: * First 24 register of the chip: * r0..rf */ -static void sym_log_hard_error(struct sym_hcb *np, u_short sist, u_char dstat) +static void sym_log_hard_error(struct Scsi_Host *shost, u_short sist, u_char dstat) { + struct sym_hcb *np = sym_get_hcb(shost); u32 dsp; int script_ofs; int script_size; @@ -1180,16 +1176,27 @@ static void sym_log_hard_error(struct sym_hcb *np, u_short sist, u_char dstat) scr_to_cpu((int) *(u32 *)(script_base + script_ofs))); } - printf ("%s: regdump:", sym_name(np)); - for (i=0; i<24;i++) - printf (" %02x", (unsigned)INB_OFF(np, i)); - printf (".\n"); + printf("%s: regdump:", sym_name(np)); + for (i = 0; i < 24; i++) + printf(" %02x", (unsigned)INB_OFF(np, i)); + printf(".\n"); /* * PCI BUS error. */ if (dstat & (MDPE|BF)) - sym_log_bus_error(np); + sym_log_bus_error(shost); +} + +void sym_dump_registers(struct Scsi_Host *shost) +{ + struct sym_hcb *np = sym_get_hcb(shost); + u_short sist; + u_char dstat; + + sist = INW(np, nc_sist); + dstat = INB(np, nc_dstat); + sym_log_hard_error(shost, sist, dstat); } static struct sym_chip sym_dev_table[] = { @@ -1312,7 +1319,7 @@ int sym_lookup_dmap(struct sym_hcb *np, u32 h, int s) { int i; - if (!np->use_dac) + if (!use_dac(np)) goto weird; /* Look up existing mappings */ @@ -1519,7 +1526,8 @@ void sym_put_start_queue(struct sym_hcb *np, struct sym_ccb *cp) np->squeueput = qidx; if (DEBUG_FLAGS & DEBUG_QUEUE) - printf ("%s: queuepos=%d.\n", sym_name (np), np->squeueput); + scmd_printk(KERN_DEBUG, cp->cmd, "queuepos=%d\n", + np->squeueput); /* * Script processor may be waiting for reselect. @@ -1696,8 +1704,11 @@ static void sym_flush_busy_queue (struct sym_hcb *np, int cam_status) * 1: SCSI BUS RESET delivered or received. * 2: SCSI BUS MODE changed. */ -void sym_start_up (struct sym_hcb *np, int reason) +void sym_start_up(struct Scsi_Host *shost, int reason) { + struct sym_data *sym_data = shost_priv(shost); + struct pci_dev *pdev = sym_data->pdev; + struct sym_hcb *np = sym_data->ncb; int i; u32 phys; @@ -1746,7 +1757,7 @@ void sym_start_up (struct sym_hcb *np, int reason) * This also let point to first position the start * and done queue pointers used from SCRIPTS. */ - np->fw_patch(np); + np->fw_patch(shost); /* * Wakeup all pending jobs. @@ -1788,7 +1799,7 @@ void sym_start_up (struct sym_hcb *np, int reason) /* * For now, disable AIP generation on C1010-66. */ - if (np->device_id == PCI_DEVICE_ID_LSI_53C1010_66) + if (pdev->device == PCI_DEVICE_ID_LSI_53C1010_66) OUTB(np, nc_aipcntl1, DISAIP); /* @@ -1798,8 +1809,8 @@ void sym_start_up (struct sym_hcb *np, int reason) * that from SCRIPTS for each selection/reselection, but * I just don't want. :) */ - if (np->device_id == PCI_DEVICE_ID_LSI_53C1010_33 && - np->revision_id < 1) + if (pdev->device == PCI_DEVICE_ID_LSI_53C1010_33 && + pdev->revision < 1) OUTB(np, nc_stest1, INB(np, nc_stest1) | 0x30); /* @@ -1807,9 +1818,9 @@ void sym_start_up (struct sym_hcb *np, int reason) * Disable overlapped arbitration for some dual function devices, * regardless revision id (kind of post-chip-design feature. ;-)) */ - if (np->device_id == PCI_DEVICE_ID_NCR_53C875) + if (pdev->device == PCI_DEVICE_ID_NCR_53C875) OUTB(np, nc_ctest0, (1<<5)); - else if (np->device_id == PCI_DEVICE_ID_NCR_53C896) + else if (pdev->device == PCI_DEVICE_ID_NCR_53C896) np->rv_ccntl0 |= DPR; /* @@ -1827,7 +1838,7 @@ void sym_start_up (struct sym_hcb *np, int reason) * Set up scratch C and DRS IO registers to map the 32 bit * DMA address range our data structures are located in. */ - if (np->use_dac) { + if (use_dac(np)) { np->dmap_bah[0] = 0; /* ??? */ OUTL(np, nc_scrx[0], np->dmap_bah[0]); OUTL(np, nc_drs, np->dmap_bah[0]); @@ -1900,7 +1911,7 @@ void sym_start_up (struct sym_hcb *np, int reason) if (sym_verbose >= 2) printf("%s: Downloading SCSI SCRIPTS.\n", sym_name(np)); memcpy_toio(np->s.ramaddr, np->scripta0, np->scripta_sz); - if (np->ram_ws == 8192) { + if (np->features & FE_RAM8K) { memcpy_toio(np->s.ramaddr + 4096, np->scriptb0, np->scriptb_sz); phys = scr_to_cpu(np->scr_ram_seg); OUTL(np, nc_mmws, phys); @@ -2214,8 +2225,9 @@ static void sym_int_udc (struct sym_hcb *np) * mode to eight bit asynchronous, etc... * So, just reinitializing all except chip should be enough. */ -static void sym_int_sbmc (struct sym_hcb *np) +static void sym_int_sbmc(struct Scsi_Host *shost) { + struct sym_hcb *np = sym_get_hcb(shost); u_char scsi_mode = INB(np, nc_stest4) & SMODE; /* @@ -2228,7 +2240,7 @@ static void sym_int_sbmc (struct sym_hcb *np) * Should suspend command processing for a few seconds and * reinitialize all except the chip. */ - sym_start_up (np, 2); + sym_start_up(shost, 2); } /* @@ -2756,8 +2768,11 @@ reset_all: * Use at your own decision and risk. */ -void sym_interrupt (struct sym_hcb *np) +irqreturn_t sym_interrupt(struct Scsi_Host *shost) { + struct sym_data *sym_data = shost_priv(shost); + struct sym_hcb *np = sym_data->ncb; + struct pci_dev *pdev = sym_data->pdev; u_char istat, istatc; u_char dstat; u_short sist; @@ -2782,7 +2797,7 @@ void sym_interrupt (struct sym_hcb *np) } if (!(istat & (SIP|DIP))) - return; + return (istat & INTF) ? IRQ_HANDLED : IRQ_NONE; #if 0 /* We should never get this one */ if (istat & CABRT) @@ -2809,6 +2824,13 @@ void sym_interrupt (struct sym_hcb *np) dstat |= INB(np, nc_dstat); istatc = INB(np, nc_istat); istat |= istatc; + + /* Prevent deadlock waiting on a condition that may + * never clear. */ + if (unlikely(sist == 0xffff && dstat == 0xff)) { + if (pci_channel_offline(pdev)) + return IRQ_NONE; + } } while (istatc & (SIP|DIP)); if (DEBUG_FLAGS & DEBUG_TINY) @@ -2842,10 +2864,10 @@ void sym_interrupt (struct sym_hcb *np) !(dstat & (MDPE|BF|ABRT|IID))) { if (sist & PAR) sym_int_par (np, sist); else if (sist & MA) sym_int_ma (np); - else if (dstat & SIR) sym_int_sir (np); + else if (dstat & SIR) sym_int_sir(np); else if (dstat & SSI) OUTONB_STD(); else goto unknown_int; - return; + return IRQ_HANDLED; } /* @@ -2861,8 +2883,8 @@ void sym_interrupt (struct sym_hcb *np) */ if (sist & RST) { printf("%s: SCSI BUS reset detected.\n", sym_name(np)); - sym_start_up (np, 1); - return; + sym_start_up(shost, 1); + return IRQ_HANDLED; } OUTB(np, nc_ctest3, np->rv_ctest3 | CLF); /* clear dma fifo */ @@ -2870,11 +2892,11 @@ void sym_interrupt (struct sym_hcb *np) if (!(sist & (GEN|HTH|SGE)) && !(dstat & (MDPE|BF|ABRT|IID))) { - if (sist & SBMC) sym_int_sbmc (np); + if (sist & SBMC) sym_int_sbmc(shost); else if (sist & STO) sym_int_sto (np); else if (sist & UDC) sym_int_udc (np); else goto unknown_int; - return; + return IRQ_HANDLED; } /* @@ -2884,12 +2906,12 @@ void sym_interrupt (struct sym_hcb *np) * Reset everything. */ - sym_log_hard_error(np, sist, dstat); + sym_log_hard_error(shost, sist, dstat); if ((sist & (GEN|HTH|SGE)) || (dstat & (MDPE|BF|ABRT|IID))) { sym_start_reset(np); - return; + return IRQ_HANDLED; } unknown_int: @@ -2900,6 +2922,7 @@ unknown_int: printf( "%s: unknown interrupt(s) ignored, " "ISTAT=0x%x DSTAT=0x%x SIST=0x%x\n", sym_name(np), istat, dstat, sist); + return IRQ_NONE; } /* @@ -3520,7 +3543,8 @@ static void sym_sir_task_recovery(struct sym_hcb *np, int num) * If we sent a BDR, make upper layer aware of that. */ if (np->abrt_msg[0] == M_RESET) - sym_xpt_async_sent_bdr(np, target); + starget_printk(KERN_NOTICE, starget, + "has been reset\n"); break; } @@ -4304,7 +4328,7 @@ static void sym_nego_rejected(struct sym_hcb *np, struct sym_tcb *tp, struct sym /* * chip exception handler for programmed interrupts. */ -static void sym_int_sir (struct sym_hcb *np) +static void sym_int_sir(struct sym_hcb *np) { u_char num = INB(np, nc_dsps); u32 dsa = INL(np, nc_dsa); @@ -4343,31 +4367,30 @@ static void sym_int_sir (struct sym_hcb *np) return; /* * The device didn't go to MSG OUT phase after having - * been selected with ATN. We donnot want to handle - * that. + * been selected with ATN. We do not want to handle that. */ case SIR_SEL_ATN_NO_MSG_OUT: - printf ("%s:%d: No MSG OUT phase after selection with ATN.\n", - sym_name (np), target); + scmd_printk(KERN_WARNING, cp->cmd, + "No MSG OUT phase after selection with ATN\n"); goto out_stuck; /* * The device didn't switch to MSG IN phase after - * having reseleted the initiator. + * having reselected the initiator. */ case SIR_RESEL_NO_MSG_IN: - printf ("%s:%d: No MSG IN phase after reselection.\n", - sym_name (np), target); + scmd_printk(KERN_WARNING, cp->cmd, + "No MSG IN phase after reselection\n"); goto out_stuck; /* * After reselection, the device sent a message that wasn't * an IDENTIFY. */ case SIR_RESEL_NO_IDENTIFY: - printf ("%s:%d: No IDENTIFY after reselection.\n", - sym_name (np), target); + scmd_printk(KERN_WARNING, cp->cmd, + "No IDENTIFY after reselection\n"); goto out_stuck; /* - * The device reselected a LUN we donnot know about. + * The device reselected a LUN we do not know about. */ case SIR_RESEL_BAD_LUN: np->msgout[0] = M_RESET; @@ -4380,8 +4403,7 @@ static void sym_int_sir (struct sym_hcb *np) np->msgout[0] = M_ABORT; goto out; /* - * The device reselected for a tagged nexus that we donnot - * have. + * The device reselected for a tagged nexus that we do not have. */ case SIR_RESEL_BAD_I_T_L_Q: np->msgout[0] = M_ABORT_TAG; @@ -4393,8 +4415,8 @@ static void sym_int_sir (struct sym_hcb *np) case SIR_RESEL_ABORTED: np->lastmsg = np->msgout[0]; np->msgout[0] = M_NOOP; - printf ("%s:%d: message %x sent on bad reselection.\n", - sym_name (np), target, np->lastmsg); + scmd_printk(KERN_WARNING, cp->cmd, + "message %x sent on bad reselection\n", np->lastmsg); goto out; /* * The SCRIPTS let us know that a message has been @@ -5578,16 +5600,13 @@ int sym_hcb_attach(struct Scsi_Host *shost, struct sym_fw *fw, struct sym_nvram np->scriptz_ba = vtobus(np->scriptz0); if (np->ram_ba) { - np->scripta_ba = np->ram_ba; + np->scripta_ba = np->ram_ba; if (np->features & FE_RAM8K) { - np->ram_ws = 8192; np->scriptb_ba = np->scripta_ba + 4096; #if 0 /* May get useful for 64 BIT PCI addressing */ np->scr_ram_seg = cpu_to_scr(np->scripta_ba >> 32); #endif } - else - np->ram_ws = 4096; } /* diff --git a/drivers/scsi/sym53c8xx_2/sym_hipd.h b/drivers/scsi/sym53c8xx_2/sym_hipd.h index 79ab6a17703..ad078805e62 100644 --- a/drivers/scsi/sym53c8xx_2/sym_hipd.h +++ b/drivers/scsi/sym53c8xx_2/sym_hipd.h @@ -883,10 +883,7 @@ struct sym_hcb { * Physical bus addresses of the chip. */ u32 mmio_ba; /* MMIO 32 bit BUS address */ - int mmio_ws; /* MMIO Window size */ - u32 ram_ba; /* RAM 32 bit BUS address */ - int ram_ws; /* RAM window size */ /* * SCRIPTS virtual and physical bus addresses. @@ -912,14 +909,12 @@ struct sym_hcb { struct sym_fwb_ba fwb_bas; /* Useful SCRIPTB bus addresses */ struct sym_fwz_ba fwz_bas; /* Useful SCRIPTZ bus addresses */ void (*fw_setup)(struct sym_hcb *np, struct sym_fw *fw); - void (*fw_patch)(struct sym_hcb *np); + void (*fw_patch)(struct Scsi_Host *); char *fw_name; /* * General controller parameters and configuration. */ - u_short device_id; /* PCI device id */ - u_char revision_id; /* PCI device revision id */ u_int features; /* Chip features map */ u_char myaddr; /* SCSI id of the adapter */ u_char maxburst; /* log base 2 of dwords burst */ @@ -1031,6 +1026,14 @@ struct sym_hcb { #endif }; +#if SYM_CONF_DMA_ADDRESSING_MODE == 0 +#define use_dac(np) 0 +#define set_dac(np) do { } while (0) +#else +#define use_dac(np) (np)->use_dac +#define set_dac(np) (np)->use_dac = 1 +#endif + #define HCB_BA(np, lbl) (np->hcb_ba + offsetof(struct sym_hcb, lbl)) @@ -1052,8 +1055,8 @@ void sym_start_next_ccbs(struct sym_hcb *np, struct sym_lcb *lp, int maxn); #else void sym_put_start_queue(struct sym_hcb *np, struct sym_ccb *cp); #endif -void sym_start_up(struct sym_hcb *np, int reason); -void sym_interrupt(struct sym_hcb *np); +void sym_start_up(struct Scsi_Host *, int reason); +irqreturn_t sym_interrupt(struct Scsi_Host *); int sym_clear_tasks(struct sym_hcb *np, int cam_status, int target, int lun, int task); struct sym_ccb *sym_get_ccb(struct sym_hcb *np, struct scsi_cmnd *cmd, u_char tag_order); void sym_free_ccb(struct sym_hcb *np, struct sym_ccb *cp); @@ -1073,18 +1076,21 @@ int sym_hcb_attach(struct Scsi_Host *shost, struct sym_fw *fw, struct sym_nvram */ #if SYM_CONF_DMA_ADDRESSING_MODE == 0 +#define DMA_DAC_MASK DMA_32BIT_MASK #define sym_build_sge(np, data, badd, len) \ do { \ (data)->addr = cpu_to_scr(badd); \ (data)->size = cpu_to_scr(len); \ } while (0) #elif SYM_CONF_DMA_ADDRESSING_MODE == 1 +#define DMA_DAC_MASK DMA_40BIT_MASK #define sym_build_sge(np, data, badd, len) \ do { \ (data)->addr = cpu_to_scr(badd); \ (data)->size = cpu_to_scr((((badd) >> 8) & 0xff000000) + len); \ } while (0) #elif SYM_CONF_DMA_ADDRESSING_MODE == 2 +#define DMA_DAC_MASK DMA_64BIT_MASK int sym_lookup_dmap(struct sym_hcb *np, u32 h, int s); static __inline void sym_build_sge(struct sym_hcb *np, struct sym_tblmove *data, u64 badd, int len) diff --git a/drivers/scsi/sym53c8xx_2/sym_nvram.c b/drivers/scsi/sym53c8xx_2/sym_nvram.c index 15d69298ab6..5662fbb3ff6 100644 --- a/drivers/scsi/sym53c8xx_2/sym_nvram.c +++ b/drivers/scsi/sym53c8xx_2/sym_nvram.c @@ -696,7 +696,7 @@ static int sym_read_Tekram_nvram (struct sym_device *np, Tekram_nvram *nvram) u_short csum; int x; - switch (np->device_id) { + switch (np->pdev->device) { case PCI_DEVICE_ID_NCR_53C885: case PCI_DEVICE_ID_NCR_53C895: case PCI_DEVICE_ID_NCR_53C896: diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig index 37bddc1802d..81db48f07ca 100644 --- a/drivers/watchdog/Kconfig +++ b/drivers/watchdog/Kconfig @@ -343,11 +343,12 @@ config IBMASR module will be called ibmasr. config WAFER_WDT - tristate "ICP Wafer 5823 Single Board Computer Watchdog" + tristate "ICP Single Board Computer Watchdog Timer" depends on X86 help - This is a driver for the hardware watchdog on the ICP Wafer 5823 - Single Board Computer (and probably other similar models). + This is a driver for the hardware watchdog on the ICP Single + Board Computer. This driver is working on (at least) the following + IPC SBC's: Wafer 5823, Rocky 4783, Rocky 3703 and Rocky 3782. To compile this driver as a module, choose M here: the module will be called wafer5823wdt. @@ -609,6 +610,12 @@ config WDT_RM9K_GPI To compile this driver as a module, choose M here: the module will be called rm9k_wdt. +config AR7_WDT + tristate "TI AR7 Watchdog Timer" + depends on AR7 + help + Hardware driver for the TI AR7 Watchdog Timer. + # PARISC Architecture # POWERPC Architecture diff --git a/drivers/watchdog/Makefile b/drivers/watchdog/Makefile index 389f8b14ccc..7d9e5734f8b 100644 --- a/drivers/watchdog/Makefile +++ b/drivers/watchdog/Makefile @@ -90,6 +90,7 @@ obj-$(CONFIG_SBC_EPX_C3_WATCHDOG) += sbc_epx_c3.o obj-$(CONFIG_INDYDOG) += indydog.o obj-$(CONFIG_WDT_MTX1) += mtx-1_wdt.o obj-$(CONFIG_WDT_RM9K_GPI) += rm9k_wdt.o +obj-$(CONFIG_AR7_WDT) += ar7_wdt.o # PARISC Architecture diff --git a/drivers/watchdog/ar7_wdt.c b/drivers/watchdog/ar7_wdt.c new file mode 100644 index 00000000000..cdaab8c3d3d --- /dev/null +++ b/drivers/watchdog/ar7_wdt.c @@ -0,0 +1,349 @@ +/* + * drivers/watchdog/ar7_wdt.c + * + * Copyright (C) 2007 Nicolas Thill <nico@openwrt.org> + * Copyright (c) 2005 Enrik Berkhan <Enrik.Berkhan@akk.org> + * + * Some code taken from: + * National Semiconductor SCx200 Watchdog support + * Copyright (c) 2001,2002 Christer Weinigel <wingel@nano-system.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/errno.h> +#include <linux/init.h> +#include <linux/miscdevice.h> +#include <linux/watchdog.h> +#include <linux/notifier.h> +#include <linux/reboot.h> +#include <linux/fs.h> +#include <linux/ioport.h> +#include <linux/io.h> +#include <linux/uaccess.h> + +#include <asm/addrspace.h> +#include <asm/ar7/ar7.h> + +#define DRVNAME "ar7_wdt" +#define LONGNAME "TI AR7 Watchdog Timer" + +MODULE_AUTHOR("Nicolas Thill <nico@openwrt.org>"); +MODULE_DESCRIPTION(LONGNAME); +MODULE_LICENSE("GPL"); +MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR); + +static int margin = 60; +module_param(margin, int, 0); +MODULE_PARM_DESC(margin, "Watchdog margin in seconds"); + +static int nowayout = WATCHDOG_NOWAYOUT; +module_param(nowayout, int, 0); +MODULE_PARM_DESC(nowayout, "Disable watchdog shutdown on close"); + +#define READ_REG(x) readl((void __iomem *)&(x)) +#define WRITE_REG(x, v) writel((v), (void __iomem *)&(x)) + +struct ar7_wdt { + u32 kick_lock; + u32 kick; + u32 change_lock; + u32 change; + u32 disable_lock; + u32 disable; + u32 prescale_lock; + u32 prescale; +}; + +static struct semaphore open_semaphore; +static unsigned expect_close; + +/* XXX currently fixed, allows max margin ~68.72 secs */ +#define prescale_value 0xffff + +/* Offset of the WDT registers */ +static unsigned long ar7_regs_wdt; +/* Pointer to the remapped WDT IO space */ +static struct ar7_wdt *ar7_wdt; +static void ar7_wdt_get_regs(void) +{ + u16 chip_id = ar7_chip_id(); + switch (chip_id) { + case AR7_CHIP_7100: + case AR7_CHIP_7200: + ar7_regs_wdt = AR7_REGS_WDT; + break; + default: + ar7_regs_wdt = UR8_REGS_WDT; + break; + } +} + + +static void ar7_wdt_kick(u32 value) +{ + WRITE_REG(ar7_wdt->kick_lock, 0x5555); + if ((READ_REG(ar7_wdt->kick_lock) & 3) == 1) { + WRITE_REG(ar7_wdt->kick_lock, 0xaaaa); + if ((READ_REG(ar7_wdt->kick_lock) & 3) == 3) { + WRITE_REG(ar7_wdt->kick, value); + return; + } + } + printk(KERN_ERR DRVNAME ": failed to unlock WDT kick reg\n"); +} + +static void ar7_wdt_prescale(u32 value) +{ + WRITE_REG(ar7_wdt->prescale_lock, 0x5a5a); + if ((READ_REG(ar7_wdt->prescale_lock) & 3) == 1) { + WRITE_REG(ar7_wdt->prescale_lock, 0xa5a5); + if ((READ_REG(ar7_wdt->prescale_lock) & 3) == 3) { + WRITE_REG(ar7_wdt->prescale, value); + return; + } + } + printk(KERN_ERR DRVNAME ": failed to unlock WDT prescale reg\n"); +} + +static void ar7_wdt_change(u32 value) +{ + WRITE_REG(ar7_wdt->change_lock, 0x6666); + if ((READ_REG(ar7_wdt->change_lock) & 3) == 1) { + WRITE_REG(ar7_wdt->change_lock, 0xbbbb); + if ((READ_REG(ar7_wdt->change_lock) & 3) == 3) { + WRITE_REG(ar7_wdt->change, value); + return; + } + } + printk(KERN_ERR DRVNAME ": failed to unlock WDT change reg\n"); +} + +static void ar7_wdt_disable(u32 value) +{ + WRITE_REG(ar7_wdt->disable_lock, 0x7777); + if ((READ_REG(ar7_wdt->disable_lock) & 3) == 1) { + WRITE_REG(ar7_wdt->disable_lock, 0xcccc); + if ((READ_REG(ar7_wdt->disable_lock) & 3) == 2) { + WRITE_REG(ar7_wdt->disable_lock, 0xdddd); + if ((READ_REG(ar7_wdt->disable_lock) & 3) == 3) { + WRITE_REG(ar7_wdt->disable, value); + return; + } + } + } + printk(KERN_ERR DRVNAME ": failed to unlock WDT disable reg\n"); +} + +static void ar7_wdt_update_margin(int new_margin) +{ + u32 change; + + change = new_margin * (ar7_vbus_freq() / prescale_value); + if (change < 1) change = 1; + if (change > 0xffff) change = 0xffff; + ar7_wdt_change(change); + margin = change * prescale_value / ar7_vbus_freq(); + printk(KERN_INFO DRVNAME + ": timer margin %d seconds (prescale %d, change %d, freq %d)\n", + margin, prescale_value, change, ar7_vbus_freq()); +} + +static void ar7_wdt_enable_wdt(void) +{ + printk(KERN_DEBUG DRVNAME ": enabling watchdog timer\n"); + ar7_wdt_disable(1); + ar7_wdt_kick(1); +} + +static void ar7_wdt_disable_wdt(void) +{ + printk(KERN_DEBUG DRVNAME ": disabling watchdog timer\n"); + ar7_wdt_disable(0); +} + +static int ar7_wdt_open(struct inode *inode, struct file *file) +{ + /* only allow one at a time */ + if (down_trylock(&open_semaphore)) + return -EBUSY; + ar7_wdt_enable_wdt(); + expect_close = 0; + + return nonseekable_open(inode, file); +} + +static int ar7_wdt_release(struct inode *inode, struct file *file) +{ + if (!expect_close) + printk(KERN_WARNING DRVNAME + ": watchdog device closed unexpectedly," + "will not disable the watchdog timer\n"); + else if (!nowayout) + ar7_wdt_disable_wdt(); + + up(&open_semaphore); + + return 0; +} + +static int ar7_wdt_notify_sys(struct notifier_block *this, + unsigned long code, void *unused) +{ + if (code == SYS_HALT || code == SYS_POWER_OFF) + if (!nowayout) + ar7_wdt_disable_wdt(); + + return NOTIFY_DONE; +} + +static struct notifier_block ar7_wdt_notifier = { + .notifier_call = ar7_wdt_notify_sys +}; + +static ssize_t ar7_wdt_write(struct file *file, const char *data, + size_t len, loff_t *ppos) +{ + /* check for a magic close character */ + if (len) { + size_t i; + + ar7_wdt_kick(1); + + expect_close = 0; + for (i = 0; i < len; ++i) { + char c; + if (get_user(c, data+i)) + return -EFAULT; + if (c == 'V') + expect_close = 1; + } + + } + return len; +} + +static int ar7_wdt_ioctl(struct inode *inode, struct file *file, + unsigned int cmd, unsigned long arg) +{ + static struct watchdog_info ident = { + .identity = LONGNAME, + .firmware_version = 1, + .options = (WDIOF_SETTIMEOUT | WDIOF_KEEPALIVEPING), + }; + int new_margin; + + switch (cmd) { + default: + return -ENOTTY; + case WDIOC_GETSUPPORT: + if (copy_to_user((struct watchdog_info *)arg, &ident, + sizeof(ident))) + return -EFAULT; + return 0; + case WDIOC_GETSTATUS: + case WDIOC_GETBOOTSTATUS: + if (put_user(0, (int *)arg)) + return -EFAULT; + return 0; + case WDIOC_KEEPALIVE: + ar7_wdt_kick(1); + return 0; + case WDIOC_SETTIMEOUT: + if (get_user(new_margin, (int *)arg)) + return -EFAULT; + if (new_margin < 1) + return -EINVAL; + + ar7_wdt_update_margin(new_margin); + ar7_wdt_kick(1); + + case WDIOC_GETTIMEOUT: + if (put_user(margin, (int *)arg)) + return -EFAULT; + return 0; + } +} + +static struct file_operations ar7_wdt_fops = { + .owner = THIS_MODULE, + .write = ar7_wdt_write, + .ioctl = ar7_wdt_ioctl, + .open = ar7_wdt_open, + .release = ar7_wdt_release, +}; + +static struct miscdevice ar7_wdt_miscdev = { + .minor = WATCHDOG_MINOR, + .name = "watchdog", + .fops = &ar7_wdt_fops, +}; + +static int __init ar7_wdt_init(void) +{ + int rc; + + ar7_wdt_get_regs(); + + if (!request_mem_region(ar7_regs_wdt, sizeof(struct ar7_wdt), + LONGNAME)) { + printk(KERN_WARNING DRVNAME ": watchdog I/O region busy\n"); + return -EBUSY; + } + + ar7_wdt = (struct ar7_wdt *) + ioremap(ar7_regs_wdt, sizeof(struct ar7_wdt)); + + ar7_wdt_disable_wdt(); + ar7_wdt_prescale(prescale_value); + ar7_wdt_update_margin(margin); + + sema_init(&open_semaphore, 1); + + rc = register_reboot_notifier(&ar7_wdt_notifier); + if (rc) { + printk(KERN_ERR DRVNAME + ": unable to register reboot notifier\n"); + goto out_alloc; + } + + rc = misc_register(&ar7_wdt_miscdev); + if (rc) { + printk(KERN_ERR DRVNAME ": unable to register misc device\n"); + goto out_register; + } + goto out; + +out_register: + unregister_reboot_notifier(&ar7_wdt_notifier); +out_alloc: + iounmap(ar7_wdt); + release_mem_region(ar7_regs_wdt, sizeof(struct ar7_wdt)); +out: + return rc; +} + +static void __exit ar7_wdt_cleanup(void) +{ + misc_deregister(&ar7_wdt_miscdev); + unregister_reboot_notifier(&ar7_wdt_notifier); + iounmap(ar7_wdt); + release_mem_region(ar7_regs_wdt, sizeof(struct ar7_wdt)); +} + +module_init(ar7_wdt_init); +module_exit(ar7_wdt_cleanup); diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c index 32fe97211ee..afcab007a22 100644 --- a/fs/nfs/direct.c +++ b/fs/nfs/direct.c @@ -549,13 +549,13 @@ static void nfs_direct_write_result(struct rpc_task *task, void *calldata) spin_lock(&dreq->lock); - if (unlikely(dreq->error != 0)) - goto out_unlock; if (unlikely(status < 0)) { - /* An error has occured, so we should not commit */ + /* An error has occurred, so we should not commit */ dreq->flags = 0; dreq->error = status; } + if (unlikely(dreq->error != 0)) + goto out_unlock; dreq->count += data->res.count; diff --git a/include/asm-x86/Kbuild b/include/asm-x86/Kbuild index 5e3539c129b..12db5a1cdd7 100644 --- a/include/asm-x86/Kbuild +++ b/include/asm-x86/Kbuild @@ -11,41 +11,16 @@ header-y += sigcontext32.h header-y += ucontext.h header-y += vsyscall32.h -unifdef-y += a.out_32.h -unifdef-y += a.out_64.h -unifdef-y += byteorder_32.h -unifdef-y += byteorder_64.h unifdef-y += e820.h -unifdef-y += elf_32.h -unifdef-y += elf_64.h unifdef-y += ist.h unifdef-y += mce.h -unifdef-y += msgbuf_32.h -unifdef-y += msgbuf_64.h -unifdef-y += msr_32.h -unifdef-y += msr_64.h unifdef-y += msr.h -unifdef-y += mtrr_32.h -unifdef-y += mtrr_64.h unifdef-y += mtrr.h unifdef-y += page_32.h unifdef-y += page_64.h unifdef-y += posix_types_32.h unifdef-y += posix_types_64.h -unifdef-y += ptrace_32.h -unifdef-y += ptrace_64.h -unifdef-y += setup_32.h -unifdef-y += setup_64.h -unifdef-y += shmbuf_32.h -unifdef-y += shmbuf_64.h -unifdef-y += sigcontext_32.h -unifdef-y += sigcontext_64.h -unifdef-y += signal_32.h -unifdef-y += signal_64.h -unifdef-y += stat_32.h -unifdef-y += stat_64.h -unifdef-y += statfs_32.h -unifdef-y += statfs_64.h +unifdef-y += ptrace.h unifdef-y += unistd_32.h unifdef-y += unistd_64.h unifdef-y += user_32.h diff --git a/include/asm-x86/a.out.h b/include/asm-x86/a.out.h index 5bc9b1d3b22..a62443e38eb 100644 --- a/include/asm-x86/a.out.h +++ b/include/asm-x86/a.out.h @@ -1,13 +1,30 @@ +#ifndef _ASM_X86_A_OUT_H +#define _ASM_X86_A_OUT_H + +struct exec +{ + unsigned int a_info; /* Use macros N_MAGIC, etc for access */ + unsigned a_text; /* length of text, in bytes */ + unsigned a_data; /* length of data, in bytes */ + unsigned a_bss; /* length of uninitialized data area for file, in bytes */ + unsigned a_syms; /* length of symbol table data in file, in bytes */ + unsigned a_entry; /* start address */ + unsigned a_trsize; /* length of relocation info for text, in bytes */ + unsigned a_drsize; /* length of relocation info for data, in bytes */ +}; + +#define N_TRSIZE(a) ((a).a_trsize) +#define N_DRSIZE(a) ((a).a_drsize) +#define N_SYMSIZE(a) ((a).a_syms) + #ifdef __KERNEL__ +# include <linux/thread_info.h> +# define STACK_TOP TASK_SIZE # ifdef CONFIG_X86_32 -# include "a.out_32.h" +# define STACK_TOP_MAX STACK_TOP # else -# include "a.out_64.h" -# endif -#else -# ifdef __i386__ -# include "a.out_32.h" -# else -# include "a.out_64.h" +# define STACK_TOP_MAX TASK_SIZE64 # endif #endif + +#endif /* _ASM_X86_A_OUT_H */ diff --git a/include/asm-x86/a.out_32.h b/include/asm-x86/a.out_32.h deleted file mode 100644 index 851a60f8258..00000000000 --- a/include/asm-x86/a.out_32.h +++ /dev/null @@ -1,27 +0,0 @@ -#ifndef __I386_A_OUT_H__ -#define __I386_A_OUT_H__ - -struct exec -{ - unsigned long a_info; /* Use macros N_MAGIC, etc for access */ - unsigned a_text; /* length of text, in bytes */ - unsigned a_data; /* length of data, in bytes */ - unsigned a_bss; /* length of uninitialized data area for file, in bytes */ - unsigned a_syms; /* length of symbol table data in file, in bytes */ - unsigned a_entry; /* start address */ - unsigned a_trsize; /* length of relocation info for text, in bytes */ - unsigned a_drsize; /* length of relocation info for data, in bytes */ -}; - -#define N_TRSIZE(a) ((a).a_trsize) -#define N_DRSIZE(a) ((a).a_drsize) -#define N_SYMSIZE(a) ((a).a_syms) - -#ifdef __KERNEL__ - -#define STACK_TOP TASK_SIZE -#define STACK_TOP_MAX STACK_TOP - -#endif - -#endif /* __A_OUT_GNU_H__ */ diff --git a/include/asm-x86/a.out_64.h b/include/asm-x86/a.out_64.h deleted file mode 100644 index e789300e41a..00000000000 --- a/include/asm-x86/a.out_64.h +++ /dev/null @@ -1,28 +0,0 @@ -#ifndef __X8664_A_OUT_H__ -#define __X8664_A_OUT_H__ - -/* 32bit a.out */ - -struct exec -{ - unsigned int a_info; /* Use macros N_MAGIC, etc for access */ - unsigned a_text; /* length of text, in bytes */ - unsigned a_data; /* length of data, in bytes */ - unsigned a_bss; /* length of uninitialized data area for file, in bytes */ - unsigned a_syms; /* length of symbol table data in file, in bytes */ - unsigned a_entry; /* start address */ - unsigned a_trsize; /* length of relocation info for text, in bytes */ - unsigned a_drsize; /* length of relocation info for data, in bytes */ -}; - -#define N_TRSIZE(a) ((a).a_trsize) -#define N_DRSIZE(a) ((a).a_drsize) -#define N_SYMSIZE(a) ((a).a_syms) - -#ifdef __KERNEL__ -#include <linux/thread_info.h> -#define STACK_TOP TASK_SIZE -#define STACK_TOP_MAX TASK_SIZE64 -#endif - -#endif /* __A_OUT_GNU_H__ */ diff --git a/include/asm-x86/apic_64.h b/include/asm-x86/apic_64.h index 3c8f21eef0b..2747a11a2b1 100644 --- a/include/asm-x86/apic_64.h +++ b/include/asm-x86/apic_64.h @@ -69,6 +69,7 @@ extern void clear_local_APIC (void); extern void connect_bsp_APIC (void); extern void disconnect_bsp_APIC (int virt_wire_setup); extern void disable_local_APIC (void); +extern void lapic_shutdown (void); extern int verify_local_APIC (void); extern void cache_APIC_registers (void); extern void sync_Arb_IDs (void); diff --git a/include/asm-x86/bitops_32.h b/include/asm-x86/bitops_32.h index 3268a341cf4..36ebb5b02b4 100644 --- a/include/asm-x86/bitops_32.h +++ b/include/asm-x86/bitops_32.h @@ -80,6 +80,20 @@ static inline void clear_bit(int nr, volatile unsigned long * addr) :"Ir" (nr)); } +/* + * clear_bit_unlock - Clears a bit in memory + * @nr: Bit to clear + * @addr: Address to start counting from + * + * clear_bit() is atomic and implies release semantics before the memory + * operation. It can be used for an unlock. + */ +static inline void clear_bit_unlock(unsigned long nr, volatile unsigned long *addr) +{ + barrier(); + clear_bit(nr, addr); +} + static inline void __clear_bit(int nr, volatile unsigned long * addr) { __asm__ __volatile__( @@ -87,6 +101,25 @@ static inline void __clear_bit(int nr, volatile unsigned long * addr) :"+m" (ADDR) :"Ir" (nr)); } + +/* + * __clear_bit_unlock - Clears a bit in memory + * @nr: Bit to clear + * @addr: Address to start counting from + * + * __clear_bit() is non-atomic and implies release semantics before the memory + * operation. It can be used for an unlock if no other CPUs can concurrently + * modify other bits in the word. + * + * No memory barrier is required here, because x86 cannot reorder stores past + * older loads. Same principle as spin_unlock. + */ +static inline void __clear_bit_unlock(unsigned long nr, volatile unsigned long *addr) +{ + barrier(); + __clear_bit(nr, addr); +} + #define smp_mb__before_clear_bit() barrier() #define smp_mb__after_clear_bit() barrier() @@ -146,6 +179,15 @@ static inline int test_and_set_bit(int nr, volatile unsigned long * addr) } /** + * test_and_set_bit_lock - Set a bit and return its old value for lock + * @nr: Bit to set + * @addr: Address to count from + * + * This is the same as test_and_set_bit on x86 + */ +#define test_and_set_bit_lock test_and_set_bit + +/** * __test_and_set_bit - Set a bit and return its old value * @nr: Bit to set * @addr: Address to count from @@ -406,7 +448,6 @@ static inline int fls(int x) } #include <asm-generic/bitops/hweight.h> -#include <asm-generic/bitops/lock.h> #endif /* __KERNEL__ */ diff --git a/include/asm-x86/bitops_64.h b/include/asm-x86/bitops_64.h index dacaa5f1feb..b4d47940b95 100644 --- a/include/asm-x86/bitops_64.h +++ b/include/asm-x86/bitops_64.h @@ -72,6 +72,20 @@ static __inline__ void clear_bit(int nr, volatile void * addr) :"dIr" (nr)); } +/* + * clear_bit_unlock - Clears a bit in memory + * @nr: Bit to clear + * @addr: Address to start counting from + * + * clear_bit() is atomic and implies release semantics before the memory + * operation. It can be used for an unlock. + */ +static inline void clear_bit_unlock(unsigned long nr, volatile unsigned long *addr) +{ + barrier(); + clear_bit(nr, addr); +} + static __inline__ void __clear_bit(int nr, volatile void * addr) { __asm__ __volatile__( @@ -80,6 +94,24 @@ static __inline__ void __clear_bit(int nr, volatile void * addr) :"dIr" (nr)); } +/* + * __clear_bit_unlock - Clears a bit in memory + * @nr: Bit to clear + * @addr: Address to start counting from + * + * __clear_bit() is non-atomic and implies release semantics before the memory + * operation. It can be used for an unlock if no other CPUs can concurrently + * modify other bits in the word. + * + * No memory barrier is required here, because x86 cannot reorder stores past + * older loads. Same principle as spin_unlock. + */ +static inline void __clear_bit_unlock(unsigned long nr, volatile unsigned long *addr) +{ + barrier(); + __clear_bit(nr, addr); +} + #define smp_mb__before_clear_bit() barrier() #define smp_mb__after_clear_bit() barrier() @@ -137,6 +169,15 @@ static __inline__ int test_and_set_bit(int nr, volatile void * addr) } /** + * test_and_set_bit_lock - Set a bit and return its old value for lock + * @nr: Bit to set + * @addr: Address to count from + * + * This is the same as test_and_set_bit on x86 + */ +#define test_and_set_bit_lock test_and_set_bit + +/** * __test_and_set_bit - Set a bit and return its old value * @nr: Bit to set * @addr: Address to count from @@ -412,7 +453,6 @@ static __inline__ int fls(int x) #define ARCH_HAS_FAST_MULTIPLIER 1 #include <asm-generic/bitops/hweight.h> -#include <asm-generic/bitops/lock.h> #endif /* __KERNEL__ */ diff --git a/include/asm-x86/byteorder.h b/include/asm-x86/byteorder.h index eb14b1870ed..1f2d6d5bf20 100644 --- a/include/asm-x86/byteorder.h +++ b/include/asm-x86/byteorder.h @@ -1,13 +1,72 @@ -#ifdef __KERNEL__ -# ifdef CONFIG_X86_32 -# include "byteorder_32.h" -# else -# include "byteorder_64.h" -# endif +#ifndef _ASM_X86_BYTEORDER_H +#define _ASM_X86_BYTEORDER_H + +#include <asm/types.h> +#include <linux/compiler.h> + +#ifdef __GNUC__ + +#ifdef __i386__ + +static __inline__ __attribute_const__ __u32 ___arch__swab32(__u32 x) +{ +#ifdef CONFIG_X86_BSWAP + __asm__("bswap %0" : "=r" (x) : "0" (x)); #else -# ifdef __i386__ -# include "byteorder_32.h" -# else -# include "byteorder_64.h" -# endif + __asm__("xchgb %b0,%h0\n\t" /* swap lower bytes */ + "rorl $16,%0\n\t" /* swap words */ + "xchgb %b0,%h0" /* swap higher bytes */ + :"=q" (x) + : "0" (x)); #endif + return x; +} + +static __inline__ __attribute_const__ __u64 ___arch__swab64(__u64 val) +{ + union { + struct { __u32 a,b; } s; + __u64 u; + } v; + v.u = val; +#ifdef CONFIG_X86_BSWAP + asm("bswapl %0 ; bswapl %1 ; xchgl %0,%1" + : "=r" (v.s.a), "=r" (v.s.b) + : "0" (v.s.a), "1" (v.s.b)); +#else + v.s.a = ___arch__swab32(v.s.a); + v.s.b = ___arch__swab32(v.s.b); + asm("xchgl %0,%1" : "=r" (v.s.a), "=r" (v.s.b) : "0" (v.s.a), "1" (v.s.b)); +#endif + return v.u; +} + +#else /* __i386__ */ + +static __inline__ __attribute_const__ __u64 ___arch__swab64(__u64 x) +{ + __asm__("bswapq %0" : "=r" (x) : "0" (x)); + return x; +} + +static __inline__ __attribute_const__ __u32 ___arch__swab32(__u32 x) +{ + __asm__("bswapl %0" : "=r" (x) : "0" (x)); + return x; +} + +#endif + +/* Do not define swab16. Gcc is smart enough to recognize "C" version and + convert it into rotation or exhange. */ + +#define __arch__swab64(x) ___arch__swab64(x) +#define __arch__swab32(x) ___arch__swab32(x) + +#define __BYTEORDER_HAS_U64__ + +#endif /* __GNUC__ */ + +#include <linux/byteorder/little_endian.h> + +#endif /* _ASM_X86_BYTEORDER_H */ diff --git a/include/asm-x86/byteorder_32.h b/include/asm-x86/byteorder_32.h deleted file mode 100644 index a45470a8b74..00000000000 --- a/include/asm-x86/byteorder_32.h +++ /dev/null @@ -1,58 +0,0 @@ -#ifndef _I386_BYTEORDER_H -#define _I386_BYTEORDER_H - -#include <asm/types.h> -#include <linux/compiler.h> - -#ifdef __GNUC__ - -/* For avoiding bswap on i386 */ -#ifdef __KERNEL__ -#endif - -static __inline__ __attribute_const__ __u32 ___arch__swab32(__u32 x) -{ -#ifdef CONFIG_X86_BSWAP - __asm__("bswap %0" : "=r" (x) : "0" (x)); -#else - __asm__("xchgb %b0,%h0\n\t" /* swap lower bytes */ - "rorl $16,%0\n\t" /* swap words */ - "xchgb %b0,%h0" /* swap higher bytes */ - :"=q" (x) - : "0" (x)); -#endif - return x; -} - -static __inline__ __attribute_const__ __u64 ___arch__swab64(__u64 val) -{ - union { - struct { __u32 a,b; } s; - __u64 u; - } v; - v.u = val; -#ifdef CONFIG_X86_BSWAP - asm("bswapl %0 ; bswapl %1 ; xchgl %0,%1" - : "=r" (v.s.a), "=r" (v.s.b) - : "0" (v.s.a), "1" (v.s.b)); -#else - v.s.a = ___arch__swab32(v.s.a); - v.s.b = ___arch__swab32(v.s.b); - asm("xchgl %0,%1" : "=r" (v.s.a), "=r" (v.s.b) : "0" (v.s.a), "1" (v.s.b)); -#endif - return v.u; -} - -/* Do not define swab16. Gcc is smart enough to recognize "C" version and - convert it into rotation or exhange. */ - -#define __arch__swab64(x) ___arch__swab64(x) -#define __arch__swab32(x) ___arch__swab32(x) - -#define __BYTEORDER_HAS_U64__ - -#endif /* __GNUC__ */ - -#include <linux/byteorder/little_endian.h> - -#endif /* _I386_BYTEORDER_H */ diff --git a/include/asm-x86/byteorder_64.h b/include/asm-x86/byteorder_64.h deleted file mode 100644 index 5e86c868c75..00000000000 --- a/include/asm-x86/byteorder_64.h +++ /dev/null @@ -1,33 +0,0 @@ -#ifndef _X86_64_BYTEORDER_H -#define _X86_64_BYTEORDER_H - -#include <asm/types.h> -#include <linux/compiler.h> - -#ifdef __GNUC__ - -static __inline__ __attribute_const__ __u64 ___arch__swab64(__u64 x) -{ - __asm__("bswapq %0" : "=r" (x) : "0" (x)); - return x; -} - -static __inline__ __attribute_const__ __u32 ___arch__swab32(__u32 x) -{ - __asm__("bswapl %0" : "=r" (x) : "0" (x)); - return x; -} - -/* Do not define swab16. Gcc is smart enough to recognize "C" version and - convert it into rotation or exhange. */ - -#define __arch__swab32(x) ___arch__swab32(x) -#define __arch__swab64(x) ___arch__swab64(x) - -#endif /* __GNUC__ */ - -#define __BYTEORDER_HAS_U64__ - -#include <linux/byteorder/little_endian.h> - -#endif /* _X86_64_BYTEORDER_H */ diff --git a/include/asm-x86/div64.h b/include/asm-x86/div64.h index 8ac7da6ca28..e98d16e7a37 100644 --- a/include/asm-x86/div64.h +++ b/include/asm-x86/div64.h @@ -1,5 +1,59 @@ +#ifndef _ASM_X86_DIV64_H +#define _ASM_X86_DIV64_H + #ifdef CONFIG_X86_32 -# include "div64_32.h" + +#include <linux/types.h> + +/* + * do_div() is NOT a C function. It wants to return + * two values (the quotient and the remainder), but + * since that doesn't work very well in C, what it + * does is: + * + * - modifies the 64-bit dividend _in_place_ + * - returns the 32-bit remainder + * + * This ends up being the most efficient "calling + * convention" on x86. + */ +#define do_div(n,base) ({ \ + unsigned long __upper, __low, __high, __mod, __base; \ + __base = (base); \ + asm("":"=a" (__low), "=d" (__high):"A" (n)); \ + __upper = __high; \ + if (__high) { \ + __upper = __high % (__base); \ + __high = __high / (__base); \ + } \ + asm("divl %2":"=a" (__low), "=d" (__mod):"rm" (__base), "0" (__low), "1" (__upper)); \ + asm("":"=A" (n):"a" (__low),"d" (__high)); \ + __mod; \ +}) + +/* + * (long)X = ((long long)divs) / (long)div + * (long)rem = ((long long)divs) % (long)div + * + * Warning, this will do an exception if X overflows. + */ +#define div_long_long_rem(a,b,c) div_ll_X_l_rem(a,b,c) + +static inline long +div_ll_X_l_rem(long long divs, long div, long *rem) +{ + long dum2; + __asm__("divl %2":"=a"(dum2), "=d"(*rem) + : "rm"(div), "A"(divs)); + + return dum2; + +} + +extern uint64_t div64_64(uint64_t dividend, uint64_t divisor); + #else -# include "div64_64.h" -#endif +# include <asm-generic/div64.h> +#endif /* CONFIG_X86_32 */ + +#endif /* _ASM_X86_DIV64_H */ diff --git a/include/asm-x86/div64_32.h b/include/asm-x86/div64_32.h deleted file mode 100644 index 438e980068b..00000000000 --- a/include/asm-x86/div64_32.h +++ /dev/null @@ -1,52 +0,0 @@ -#ifndef __I386_DIV64 -#define __I386_DIV64 - -#include <linux/types.h> - -/* - * do_div() is NOT a C function. It wants to return - * two values (the quotient and the remainder), but - * since that doesn't work very well in C, what it - * does is: - * - * - modifies the 64-bit dividend _in_place_ - * - returns the 32-bit remainder - * - * This ends up being the most efficient "calling - * convention" on x86. - */ -#define do_div(n,base) ({ \ - unsigned long __upper, __low, __high, __mod, __base; \ - __base = (base); \ - asm("":"=a" (__low), "=d" (__high):"A" (n)); \ - __upper = __high; \ - if (__high) { \ - __upper = __high % (__base); \ - __high = __high / (__base); \ - } \ - asm("divl %2":"=a" (__low), "=d" (__mod):"rm" (__base), "0" (__low), "1" (__upper)); \ - asm("":"=A" (n):"a" (__low),"d" (__high)); \ - __mod; \ -}) - -/* - * (long)X = ((long long)divs) / (long)div - * (long)rem = ((long long)divs) % (long)div - * - * Warning, this will do an exception if X overflows. - */ -#define div_long_long_rem(a,b,c) div_ll_X_l_rem(a,b,c) - -static inline long -div_ll_X_l_rem(long long divs, long div, long *rem) -{ - long dum2; - __asm__("divl %2":"=a"(dum2), "=d"(*rem) - : "rm"(div), "A"(divs)); - - return dum2; - -} - -extern uint64_t div64_64(uint64_t dividend, uint64_t divisor); -#endif diff --git a/include/asm-x86/div64_64.h b/include/asm-x86/div64_64.h deleted file mode 100644 index 6cd978cefb2..00000000000 --- a/include/asm-x86/div64_64.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/div64.h> diff --git a/include/asm-x86/elf.h b/include/asm-x86/elf.h index ed6bb6e546b..ec42a4d2e83 100644 --- a/include/asm-x86/elf.h +++ b/include/asm-x86/elf.h @@ -1,13 +1,290 @@ -#ifdef __KERNEL__ -# ifdef CONFIG_X86_32 -# include "elf_32.h" -# else -# include "elf_64.h" -# endif +#ifndef _ASM_X86_ELF_H +#define _ASM_X86_ELF_H + +/* + * ELF register definitions.. + */ + +#include <asm/ptrace.h> +#include <asm/user.h> +#include <asm/auxvec.h> + +typedef unsigned long elf_greg_t; + +#define ELF_NGREG (sizeof (struct user_regs_struct) / sizeof(elf_greg_t)) +typedef elf_greg_t elf_gregset_t[ELF_NGREG]; + +typedef struct user_i387_struct elf_fpregset_t; + +#ifdef __i386__ + +typedef struct user_fxsr_struct elf_fpxregset_t; + +#define R_386_NONE 0 +#define R_386_32 1 +#define R_386_PC32 2 +#define R_386_GOT32 3 +#define R_386_PLT32 4 +#define R_386_COPY 5 +#define R_386_GLOB_DAT 6 +#define R_386_JMP_SLOT 7 +#define R_386_RELATIVE 8 +#define R_386_GOTOFF 9 +#define R_386_GOTPC 10 +#define R_386_NUM 11 + +/* + * These are used to set parameters in the core dumps. + */ +#define ELF_CLASS ELFCLASS32 +#define ELF_DATA ELFDATA2LSB +#define ELF_ARCH EM_386 + #else -# ifdef __i386__ -# include "elf_32.h" -# else -# include "elf_64.h" -# endif + +/* x86-64 relocation types */ +#define R_X86_64_NONE 0 /* No reloc */ +#define R_X86_64_64 1 /* Direct 64 bit */ +#define R_X86_64_PC32 2 /* PC relative 32 bit signed */ +#define R_X86_64_GOT32 3 /* 32 bit GOT entry */ +#define R_X86_64_PLT32 4 /* 32 bit PLT address */ +#define R_X86_64_COPY 5 /* Copy symbol at runtime */ +#define R_X86_64_GLOB_DAT 6 /* Create GOT entry */ +#define R_X86_64_JUMP_SLOT 7 /* Create PLT entry */ +#define R_X86_64_RELATIVE 8 /* Adjust by program base */ +#define R_X86_64_GOTPCREL 9 /* 32 bit signed pc relative + offset to GOT */ +#define R_X86_64_32 10 /* Direct 32 bit zero extended */ +#define R_X86_64_32S 11 /* Direct 32 bit sign extended */ +#define R_X86_64_16 12 /* Direct 16 bit zero extended */ +#define R_X86_64_PC16 13 /* 16 bit sign extended pc relative */ +#define R_X86_64_8 14 /* Direct 8 bit sign extended */ +#define R_X86_64_PC8 15 /* 8 bit sign extended pc relative */ + +#define R_X86_64_NUM 16 + +/* + * These are used to set parameters in the core dumps. + */ +#define ELF_CLASS ELFCLASS64 +#define ELF_DATA ELFDATA2LSB +#define ELF_ARCH EM_X86_64 + +#endif + +#ifdef __KERNEL__ + +#ifdef CONFIG_X86_32 +#include <asm/processor.h> +#include <asm/system.h> /* for savesegment */ +#include <asm/desc.h> + +/* + * This is used to ensure we don't load something for the wrong architecture. + */ +#define elf_check_arch(x) \ + (((x)->e_machine == EM_386) || ((x)->e_machine == EM_486)) + +/* SVR4/i386 ABI (pages 3-31, 3-32) says that when the program starts %edx + contains a pointer to a function which might be registered using `atexit'. + This provides a mean for the dynamic linker to call DT_FINI functions for + shared libraries that have been loaded before the code runs. + + A value of 0 tells we have no such handler. + + We might as well make sure everything else is cleared too (except for %esp), + just to make things more deterministic. + */ +#define ELF_PLAT_INIT(_r, load_addr) do { \ + _r->ebx = 0; _r->ecx = 0; _r->edx = 0; \ + _r->esi = 0; _r->edi = 0; _r->ebp = 0; \ + _r->eax = 0; \ +} while (0) + +/* regs is struct pt_regs, pr_reg is elf_gregset_t (which is + now struct_user_regs, they are different) */ + +#define ELF_CORE_COPY_REGS(pr_reg, regs) \ + pr_reg[0] = regs->ebx; \ + pr_reg[1] = regs->ecx; \ + pr_reg[2] = regs->edx; \ + pr_reg[3] = regs->esi; \ + pr_reg[4] = regs->edi; \ + pr_reg[5] = regs->ebp; \ + pr_reg[6] = regs->eax; \ + pr_reg[7] = regs->xds & 0xffff; \ + pr_reg[8] = regs->xes & 0xffff; \ + pr_reg[9] = regs->xfs & 0xffff; \ + savesegment(gs,pr_reg[10]); \ + pr_reg[11] = regs->orig_eax; \ + pr_reg[12] = regs->eip; \ + pr_reg[13] = regs->xcs & 0xffff; \ + pr_reg[14] = regs->eflags; \ + pr_reg[15] = regs->esp; \ + pr_reg[16] = regs->xss & 0xffff; + +#define ELF_PLATFORM (utsname()->machine) +#define set_personality_64bit() do { } while (0) +extern unsigned int vdso_enabled; + +#else /* CONFIG_X86_32 */ + +#include <asm/processor.h> + +/* + * This is used to ensure we don't load something for the wrong architecture. + */ +#define elf_check_arch(x) \ + ((x)->e_machine == EM_X86_64) + +#define ELF_PLAT_INIT(_r, load_addr) do { \ + struct task_struct *cur = current; \ + (_r)->rbx = 0; (_r)->rcx = 0; (_r)->rdx = 0; \ + (_r)->rsi = 0; (_r)->rdi = 0; (_r)->rbp = 0; \ + (_r)->rax = 0; \ + (_r)->r8 = 0; \ + (_r)->r9 = 0; \ + (_r)->r10 = 0; \ + (_r)->r11 = 0; \ + (_r)->r12 = 0; \ + (_r)->r13 = 0; \ + (_r)->r14 = 0; \ + (_r)->r15 = 0; \ + cur->thread.fs = 0; cur->thread.gs = 0; \ + cur->thread.fsindex = 0; cur->thread.gsindex = 0; \ + cur->thread.ds = 0; cur->thread.es = 0; \ + clear_thread_flag(TIF_IA32); \ +} while (0) + +/* regs is struct pt_regs, pr_reg is elf_gregset_t (which is + now struct_user_regs, they are different). Assumes current is the process + getting dumped. */ + +#define ELF_CORE_COPY_REGS(pr_reg, regs) do { \ + unsigned v; \ + (pr_reg)[0] = (regs)->r15; \ + (pr_reg)[1] = (regs)->r14; \ + (pr_reg)[2] = (regs)->r13; \ + (pr_reg)[3] = (regs)->r12; \ + (pr_reg)[4] = (regs)->rbp; \ + (pr_reg)[5] = (regs)->rbx; \ + (pr_reg)[6] = (regs)->r11; \ + (pr_reg)[7] = (regs)->r10; \ + (pr_reg)[8] = (regs)->r9; \ + (pr_reg)[9] = (regs)->r8; \ + (pr_reg)[10] = (regs)->rax; \ + (pr_reg)[11] = (regs)->rcx; \ + (pr_reg)[12] = (regs)->rdx; \ + (pr_reg)[13] = (regs)->rsi; \ + (pr_reg)[14] = (regs)->rdi; \ + (pr_reg)[15] = (regs)->orig_rax; \ + (pr_reg)[16] = (regs)->rip; \ + (pr_reg)[17] = (regs)->cs; \ + (pr_reg)[18] = (regs)->eflags; \ + (pr_reg)[19] = (regs)->rsp; \ + (pr_reg)[20] = (regs)->ss; \ + (pr_reg)[21] = current->thread.fs; \ + (pr_reg)[22] = current->thread.gs; \ + asm("movl %%ds,%0" : "=r" (v)); (pr_reg)[23] = v; \ + asm("movl %%es,%0" : "=r" (v)); (pr_reg)[24] = v; \ + asm("movl %%fs,%0" : "=r" (v)); (pr_reg)[25] = v; \ + asm("movl %%gs,%0" : "=r" (v)); (pr_reg)[26] = v; \ +} while(0); + +/* I'm not sure if we can use '-' here */ +#define ELF_PLATFORM ("x86_64") +extern void set_personality_64bit(void); +extern int vdso_enabled; + +#endif /* !CONFIG_X86_32 */ + +#define USE_ELF_CORE_DUMP +#define ELF_EXEC_PAGESIZE 4096 + +/* This is the location that an ET_DYN program is loaded if exec'ed. Typical + use of this is to invoke "./ld.so someprog" to test out a new version of + the loader. We need to make sure that it is out of the way of the program + that it will "exec", and that there is sufficient room for the brk. */ + +#define ELF_ET_DYN_BASE (TASK_SIZE / 3 * 2) + +/* This yields a mask that user programs can use to figure out what + instruction set this CPU supports. This could be done in user space, + but it's not easy, and we've already done it here. */ + +#define ELF_HWCAP (boot_cpu_data.x86_capability[0]) + +/* This yields a string that ld.so will use to load implementation + specific libraries for optimization. This is more specific in + intent than poking at uname or /proc/cpuinfo. + + For the moment, we have only optimizations for the Intel generations, + but that could change... */ + +#define SET_PERSONALITY(ex, ibcs2) set_personality_64bit() + +/* + * An executable for which elf_read_implies_exec() returns TRUE will + * have the READ_IMPLIES_EXEC personality flag set automatically. + */ +#define elf_read_implies_exec(ex, executable_stack) \ + (executable_stack != EXSTACK_DISABLE_X) + +struct task_struct; + +extern int dump_task_regs (struct task_struct *, elf_gregset_t *); +extern int dump_task_fpu (struct task_struct *, elf_fpregset_t *); + +#define ELF_CORE_COPY_TASK_REGS(tsk, elf_regs) dump_task_regs(tsk, elf_regs) +#define ELF_CORE_COPY_FPREGS(tsk, elf_fpregs) dump_task_fpu(tsk, elf_fpregs) + +#ifdef CONFIG_X86_32 +extern int dump_task_extended_fpu (struct task_struct *, + struct user_fxsr_struct *); +#define ELF_CORE_COPY_XFPREGS(tsk, elf_xfpregs) \ + dump_task_extended_fpu(tsk, elf_xfpregs) +#define ELF_CORE_XFPREG_TYPE NT_PRXFPREG + +#define VDSO_HIGH_BASE (__fix_to_virt(FIX_VDSO)) +#define VDSO_CURRENT_BASE ((unsigned long)current->mm->context.vdso) +#define VDSO_PRELINK 0 + +#define VDSO_SYM(x) \ + (VDSO_CURRENT_BASE + (unsigned long)(x) - VDSO_PRELINK) + +#define VDSO_HIGH_EHDR ((const struct elfhdr *) VDSO_HIGH_BASE) +#define VDSO_EHDR ((const struct elfhdr *) VDSO_CURRENT_BASE) + +extern void __kernel_vsyscall; + +#define VDSO_ENTRY VDSO_SYM(&__kernel_vsyscall) + +/* update AT_VECTOR_SIZE_ARCH if the number of NEW_AUX_ENT entries changes */ + +#define ARCH_DLINFO \ +do if (vdso_enabled) { \ + NEW_AUX_ENT(AT_SYSINFO, VDSO_ENTRY); \ + NEW_AUX_ENT(AT_SYSINFO_EHDR, VDSO_CURRENT_BASE); \ +} while (0) + +#else /* CONFIG_X86_32 */ + +/* 1GB for 64bit, 8MB for 32bit */ +#define STACK_RND_MASK (test_thread_flag(TIF_IA32) ? 0x7ff : 0x3fffff) + +#define ARCH_DLINFO \ +do if (vdso_enabled) { \ + NEW_AUX_ENT(AT_SYSINFO_EHDR,(unsigned long)current->mm->context.vdso);\ +} while (0) + +#endif /* !CONFIG_X86_32 */ + +struct linux_binprm; + +#define ARCH_HAS_SETUP_ADDITIONAL_PAGES 1 +extern int arch_setup_additional_pages(struct linux_binprm *bprm, + int executable_stack); + +#endif /* __KERNEL__ */ + #endif diff --git a/include/asm-x86/elf_32.h b/include/asm-x86/elf_32.h deleted file mode 100644 index b3f694eaaf3..00000000000 --- a/include/asm-x86/elf_32.h +++ /dev/null @@ -1,165 +0,0 @@ -#ifndef __ASMi386_ELF_H -#define __ASMi386_ELF_H - -/* - * ELF register definitions.. - */ - -#include <asm/ptrace.h> -#include <asm/user.h> -#include <asm/auxvec.h> - -#define R_386_NONE 0 -#define R_386_32 1 -#define R_386_PC32 2 -#define R_386_GOT32 3 -#define R_386_PLT32 4 -#define R_386_COPY 5 -#define R_386_GLOB_DAT 6 -#define R_386_JMP_SLOT 7 -#define R_386_RELATIVE 8 -#define R_386_GOTOFF 9 -#define R_386_GOTPC 10 -#define R_386_NUM 11 - -typedef unsigned long elf_greg_t; - -#define ELF_NGREG (sizeof (struct user_regs_struct) / sizeof(elf_greg_t)) -typedef elf_greg_t elf_gregset_t[ELF_NGREG]; - -typedef struct user_i387_struct elf_fpregset_t; -typedef struct user_fxsr_struct elf_fpxregset_t; - -/* - * This is used to ensure we don't load something for the wrong architecture. - */ -#define elf_check_arch(x) \ - (((x)->e_machine == EM_386) || ((x)->e_machine == EM_486)) - -/* - * These are used to set parameters in the core dumps. - */ -#define ELF_CLASS ELFCLASS32 -#define ELF_DATA ELFDATA2LSB -#define ELF_ARCH EM_386 - -#ifdef __KERNEL__ - -#include <asm/processor.h> -#include <asm/system.h> /* for savesegment */ -#include <asm/desc.h> - -/* SVR4/i386 ABI (pages 3-31, 3-32) says that when the program starts %edx - contains a pointer to a function which might be registered using `atexit'. - This provides a mean for the dynamic linker to call DT_FINI functions for - shared libraries that have been loaded before the code runs. - - A value of 0 tells we have no such handler. - - We might as well make sure everything else is cleared too (except for %esp), - just to make things more deterministic. - */ -#define ELF_PLAT_INIT(_r, load_addr) do { \ - _r->ebx = 0; _r->ecx = 0; _r->edx = 0; \ - _r->esi = 0; _r->edi = 0; _r->ebp = 0; \ - _r->eax = 0; \ -} while (0) - -#define USE_ELF_CORE_DUMP -#define ELF_EXEC_PAGESIZE 4096 - -/* This is the location that an ET_DYN program is loaded if exec'ed. Typical - use of this is to invoke "./ld.so someprog" to test out a new version of - the loader. We need to make sure that it is out of the way of the program - that it will "exec", and that there is sufficient room for the brk. */ - -#define ELF_ET_DYN_BASE (TASK_SIZE / 3 * 2) - -/* regs is struct pt_regs, pr_reg is elf_gregset_t (which is - now struct_user_regs, they are different) */ - -#define ELF_CORE_COPY_REGS(pr_reg, regs) \ - pr_reg[0] = regs->ebx; \ - pr_reg[1] = regs->ecx; \ - pr_reg[2] = regs->edx; \ - pr_reg[3] = regs->esi; \ - pr_reg[4] = regs->edi; \ - pr_reg[5] = regs->ebp; \ - pr_reg[6] = regs->eax; \ - pr_reg[7] = regs->xds & 0xffff; \ - pr_reg[8] = regs->xes & 0xffff; \ - pr_reg[9] = regs->xfs & 0xffff; \ - savesegment(gs,pr_reg[10]); \ - pr_reg[11] = regs->orig_eax; \ - pr_reg[12] = regs->eip; \ - pr_reg[13] = regs->xcs & 0xffff; \ - pr_reg[14] = regs->eflags; \ - pr_reg[15] = regs->esp; \ - pr_reg[16] = regs->xss & 0xffff; - -/* This yields a mask that user programs can use to figure out what - instruction set this CPU supports. This could be done in user space, - but it's not easy, and we've already done it here. */ - -#define ELF_HWCAP (boot_cpu_data.x86_capability[0]) - -/* This yields a string that ld.so will use to load implementation - specific libraries for optimization. This is more specific in - intent than poking at uname or /proc/cpuinfo. - - For the moment, we have only optimizations for the Intel generations, - but that could change... */ - -#define ELF_PLATFORM (utsname()->machine) - -#define SET_PERSONALITY(ex, ibcs2) do { } while (0) - -/* - * An executable for which elf_read_implies_exec() returns TRUE will - * have the READ_IMPLIES_EXEC personality flag set automatically. - */ -#define elf_read_implies_exec(ex, executable_stack) (executable_stack != EXSTACK_DISABLE_X) - -struct task_struct; - -extern int dump_task_regs (struct task_struct *, elf_gregset_t *); -extern int dump_task_fpu (struct task_struct *, elf_fpregset_t *); -extern int dump_task_extended_fpu (struct task_struct *, struct user_fxsr_struct *); - -#define ELF_CORE_COPY_TASK_REGS(tsk, elf_regs) dump_task_regs(tsk, elf_regs) -#define ELF_CORE_COPY_FPREGS(tsk, elf_fpregs) dump_task_fpu(tsk, elf_fpregs) -#define ELF_CORE_COPY_XFPREGS(tsk, elf_xfpregs) dump_task_extended_fpu(tsk, elf_xfpregs) -#define ELF_CORE_XFPREG_TYPE NT_PRXFPREG - -#define VDSO_HIGH_BASE (__fix_to_virt(FIX_VDSO)) -#define VDSO_CURRENT_BASE ((unsigned long)current->mm->context.vdso) -#define VDSO_PRELINK 0 - -#define VDSO_SYM(x) \ - (VDSO_CURRENT_BASE + (unsigned long)(x) - VDSO_PRELINK) - -#define VDSO_HIGH_EHDR ((const struct elfhdr *) VDSO_HIGH_BASE) -#define VDSO_EHDR ((const struct elfhdr *) VDSO_CURRENT_BASE) - -extern void __kernel_vsyscall; - -#define VDSO_ENTRY VDSO_SYM(&__kernel_vsyscall) - -struct linux_binprm; - -#define ARCH_HAS_SETUP_ADDITIONAL_PAGES -extern int arch_setup_additional_pages(struct linux_binprm *bprm, - int executable_stack); - -extern unsigned int vdso_enabled; - -/* update AT_VECTOR_SIZE_ARCH if the number of NEW_AUX_ENT entries changes */ -#define ARCH_DLINFO \ -do if (vdso_enabled) { \ - NEW_AUX_ENT(AT_SYSINFO, VDSO_ENTRY); \ - NEW_AUX_ENT(AT_SYSINFO_EHDR, VDSO_CURRENT_BASE); \ -} while (0) - -#endif - -#endif diff --git a/include/asm-x86/elf_64.h b/include/asm-x86/elf_64.h deleted file mode 100644 index b4fbe47f6cc..00000000000 --- a/include/asm-x86/elf_64.h +++ /dev/null @@ -1,180 +0,0 @@ -#ifndef __ASM_X86_64_ELF_H -#define __ASM_X86_64_ELF_H - -/* - * ELF register definitions.. - */ - -#include <asm/ptrace.h> -#include <asm/user.h> - -/* x86-64 relocation types */ -#define R_X86_64_NONE 0 /* No reloc */ -#define R_X86_64_64 1 /* Direct 64 bit */ -#define R_X86_64_PC32 2 /* PC relative 32 bit signed */ -#define R_X86_64_GOT32 3 /* 32 bit GOT entry */ -#define R_X86_64_PLT32 4 /* 32 bit PLT address */ -#define R_X86_64_COPY 5 /* Copy symbol at runtime */ -#define R_X86_64_GLOB_DAT 6 /* Create GOT entry */ -#define R_X86_64_JUMP_SLOT 7 /* Create PLT entry */ -#define R_X86_64_RELATIVE 8 /* Adjust by program base */ -#define R_X86_64_GOTPCREL 9 /* 32 bit signed pc relative - offset to GOT */ -#define R_X86_64_32 10 /* Direct 32 bit zero extended */ -#define R_X86_64_32S 11 /* Direct 32 bit sign extended */ -#define R_X86_64_16 12 /* Direct 16 bit zero extended */ -#define R_X86_64_PC16 13 /* 16 bit sign extended pc relative */ -#define R_X86_64_8 14 /* Direct 8 bit sign extended */ -#define R_X86_64_PC8 15 /* 8 bit sign extended pc relative */ - -#define R_X86_64_NUM 16 - -typedef unsigned long elf_greg_t; - -#define ELF_NGREG (sizeof (struct user_regs_struct) / sizeof(elf_greg_t)) -typedef elf_greg_t elf_gregset_t[ELF_NGREG]; - -typedef struct user_i387_struct elf_fpregset_t; - -/* - * These are used to set parameters in the core dumps. - */ -#define ELF_CLASS ELFCLASS64 -#define ELF_DATA ELFDATA2LSB -#define ELF_ARCH EM_X86_64 - -#ifdef __KERNEL__ -#include <asm/processor.h> - -/* - * This is used to ensure we don't load something for the wrong architecture. - */ -#define elf_check_arch(x) \ - ((x)->e_machine == EM_X86_64) - - -/* SVR4/i386 ABI (pages 3-31, 3-32) says that when the program starts %edx - contains a pointer to a function which might be registered using `atexit'. - This provides a mean for the dynamic linker to call DT_FINI functions for - shared libraries that have been loaded before the code runs. - - A value of 0 tells we have no such handler. - - We might as well make sure everything else is cleared too (except for %esp), - just to make things more deterministic. - */ -#define ELF_PLAT_INIT(_r, load_addr) do { \ - struct task_struct *cur = current; \ - (_r)->rbx = 0; (_r)->rcx = 0; (_r)->rdx = 0; \ - (_r)->rsi = 0; (_r)->rdi = 0; (_r)->rbp = 0; \ - (_r)->rax = 0; \ - (_r)->r8 = 0; \ - (_r)->r9 = 0; \ - (_r)->r10 = 0; \ - (_r)->r11 = 0; \ - (_r)->r12 = 0; \ - (_r)->r13 = 0; \ - (_r)->r14 = 0; \ - (_r)->r15 = 0; \ - cur->thread.fs = 0; cur->thread.gs = 0; \ - cur->thread.fsindex = 0; cur->thread.gsindex = 0; \ - cur->thread.ds = 0; cur->thread.es = 0; \ - clear_thread_flag(TIF_IA32); \ -} while (0) - -#define USE_ELF_CORE_DUMP -#define ELF_EXEC_PAGESIZE 4096 - -/* This is the location that an ET_DYN program is loaded if exec'ed. Typical - use of this is to invoke "./ld.so someprog" to test out a new version of - the loader. We need to make sure that it is out of the way of the program - that it will "exec", and that there is sufficient room for the brk. */ - -#define ELF_ET_DYN_BASE (2 * TASK_SIZE / 3) - -/* regs is struct pt_regs, pr_reg is elf_gregset_t (which is - now struct_user_regs, they are different). Assumes current is the process - getting dumped. */ - -#define ELF_CORE_COPY_REGS(pr_reg, regs) do { \ - unsigned v; \ - (pr_reg)[0] = (regs)->r15; \ - (pr_reg)[1] = (regs)->r14; \ - (pr_reg)[2] = (regs)->r13; \ - (pr_reg)[3] = (regs)->r12; \ - (pr_reg)[4] = (regs)->rbp; \ - (pr_reg)[5] = (regs)->rbx; \ - (pr_reg)[6] = (regs)->r11; \ - (pr_reg)[7] = (regs)->r10; \ - (pr_reg)[8] = (regs)->r9; \ - (pr_reg)[9] = (regs)->r8; \ - (pr_reg)[10] = (regs)->rax; \ - (pr_reg)[11] = (regs)->rcx; \ - (pr_reg)[12] = (regs)->rdx; \ - (pr_reg)[13] = (regs)->rsi; \ - (pr_reg)[14] = (regs)->rdi; \ - (pr_reg)[15] = (regs)->orig_rax; \ - (pr_reg)[16] = (regs)->rip; \ - (pr_reg)[17] = (regs)->cs; \ - (pr_reg)[18] = (regs)->eflags; \ - (pr_reg)[19] = (regs)->rsp; \ - (pr_reg)[20] = (regs)->ss; \ - (pr_reg)[21] = current->thread.fs; \ - (pr_reg)[22] = current->thread.gs; \ - asm("movl %%ds,%0" : "=r" (v)); (pr_reg)[23] = v; \ - asm("movl %%es,%0" : "=r" (v)); (pr_reg)[24] = v; \ - asm("movl %%fs,%0" : "=r" (v)); (pr_reg)[25] = v; \ - asm("movl %%gs,%0" : "=r" (v)); (pr_reg)[26] = v; \ -} while(0); - -/* This yields a mask that user programs can use to figure out what - instruction set this CPU supports. This could be done in user space, - but it's not easy, and we've already done it here. */ - -#define ELF_HWCAP (boot_cpu_data.x86_capability[0]) - -/* This yields a string that ld.so will use to load implementation - specific libraries for optimization. This is more specific in - intent than poking at uname or /proc/cpuinfo. - - For the moment, we have only optimizations for the Intel generations, - but that could change... */ - -/* I'm not sure if we can use '-' here */ -#define ELF_PLATFORM ("x86_64") - -extern void set_personality_64bit(void); -#define SET_PERSONALITY(ex, ibcs2) set_personality_64bit() -/* - * An executable for which elf_read_implies_exec() returns TRUE will - * have the READ_IMPLIES_EXEC personality flag set automatically. - */ -#define elf_read_implies_exec(ex, executable_stack) (executable_stack != EXSTACK_DISABLE_X) - -struct task_struct; - -extern int dump_task_regs (struct task_struct *, elf_gregset_t *); -extern int dump_task_fpu (struct task_struct *, elf_fpregset_t *); - -#define ELF_CORE_COPY_TASK_REGS(tsk, elf_regs) dump_task_regs(tsk, elf_regs) -#define ELF_CORE_COPY_FPREGS(tsk, elf_fpregs) dump_task_fpu(tsk, elf_fpregs) - -/* 1GB for 64bit, 8MB for 32bit */ -#define STACK_RND_MASK (test_thread_flag(TIF_IA32) ? 0x7ff : 0x3fffff) - - -#define ARCH_HAS_SETUP_ADDITIONAL_PAGES 1 -struct linux_binprm; -extern int arch_setup_additional_pages(struct linux_binprm *bprm, - int executable_stack); - -extern int vdso_enabled; - -#define ARCH_DLINFO \ -do if (vdso_enabled) { \ - NEW_AUX_ENT(AT_SYSINFO_EHDR,(unsigned long)current->mm->context.vdso);\ -} while (0) - -#endif - -#endif diff --git a/include/asm-x86/mmu.h b/include/asm-x86/mmu.h index 9c628cd70e2..3f922c8e1c8 100644 --- a/include/asm-x86/mmu.h +++ b/include/asm-x86/mmu.h @@ -1,5 +1,23 @@ -#ifdef CONFIG_X86_32 -# include "mmu_32.h" -#else -# include "mmu_64.h" +#ifndef _ASM_X86_MMU_H +#define _ASM_X86_MMU_H + +#include <linux/spinlock.h> +#include <linux/mutex.h> + +/* + * The x86 doesn't have a mmu context, but + * we put the segment information here. + * + * cpu_vm_mask is used to optimize ldt flushing. + */ +typedef struct { + void *ldt; +#ifdef CONFIG_X86_64 + rwlock_t ldtlock; #endif + int size; + struct mutex lock; + void *vdso; +} mm_context_t; + +#endif /* _ASM_X86_MMU_H */ diff --git a/include/asm-x86/mmu_32.h b/include/asm-x86/mmu_32.h deleted file mode 100644 index 5e249c51ef5..00000000000 --- a/include/asm-x86/mmu_32.h +++ /dev/null @@ -1,18 +0,0 @@ -#ifndef __i386_MMU_H -#define __i386_MMU_H - -#include <linux/mutex.h> -/* - * The i386 doesn't have a mmu context, but - * we put the segment information here. - * - * cpu_vm_mask is used to optimize ldt flushing. - */ -typedef struct { - int size; - struct mutex lock; - void *ldt; - void *vdso; -} mm_context_t; - -#endif diff --git a/include/asm-x86/mmu_64.h b/include/asm-x86/mmu_64.h deleted file mode 100644 index 024357c2722..00000000000 --- a/include/asm-x86/mmu_64.h +++ /dev/null @@ -1,21 +0,0 @@ -#ifndef __x86_64_MMU_H -#define __x86_64_MMU_H - -#include <linux/spinlock.h> -#include <linux/mutex.h> - -/* - * The x86_64 doesn't have a mmu context, but - * we put the segment information here. - * - * cpu_vm_mask is used to optimize ldt flushing. - */ -typedef struct { - void *ldt; - rwlock_t ldtlock; - int size; - struct mutex lock; - void *vdso; -} mm_context_t; - -#endif diff --git a/include/asm-x86/msgbuf.h b/include/asm-x86/msgbuf.h index 154f7d64e86..7e4e9481f51 100644 --- a/include/asm-x86/msgbuf.h +++ b/include/asm-x86/msgbuf.h @@ -1,13 +1,39 @@ -#ifdef __KERNEL__ -# ifdef CONFIG_X86_32 -# include "msgbuf_32.h" -# else -# include "msgbuf_64.h" -# endif -#else -# ifdef __i386__ -# include "msgbuf_32.h" -# else -# include "msgbuf_64.h" -# endif +#ifndef _ASM_X86_MSGBUF_H +#define _ASM_X86_MSGBUF_H + +/* + * The msqid64_ds structure for i386 architecture. + * Note extra padding because this structure is passed back and forth + * between kernel and user space. + * + * Pad space on i386 is left for: + * - 64-bit time_t to solve y2038 problem + * - 2 miscellaneous 32-bit values + * + * Pad space on x8664 is left for: + * - 2 miscellaneous 64-bit values + */ +struct msqid64_ds { + struct ipc64_perm msg_perm; + __kernel_time_t msg_stime; /* last msgsnd time */ +#ifdef __i386__ + unsigned long __unused1; #endif + __kernel_time_t msg_rtime; /* last msgrcv time */ +#ifdef __i386__ + unsigned long __unused2; +#endif + __kernel_time_t msg_ctime; /* last change time */ +#ifdef __i386__ + unsigned long __unused3; +#endif + unsigned long msg_cbytes; /* current number of bytes on queue */ + unsigned long msg_qnum; /* number of messages in queue */ + unsigned long msg_qbytes; /* max number of bytes on queue */ + __kernel_pid_t msg_lspid; /* pid of last msgsnd */ + __kernel_pid_t msg_lrpid; /* last receive pid */ + unsigned long __unused4; + unsigned long __unused5; +}; + +#endif /* _ASM_X86_MSGBUF_H */ diff --git a/include/asm-x86/msgbuf_32.h b/include/asm-x86/msgbuf_32.h deleted file mode 100644 index b8d659c157a..00000000000 --- a/include/asm-x86/msgbuf_32.h +++ /dev/null @@ -1,31 +0,0 @@ -#ifndef _I386_MSGBUF_H -#define _I386_MSGBUF_H - -/* - * The msqid64_ds structure for i386 architecture. - * Note extra padding because this structure is passed back and forth - * between kernel and user space. - * - * Pad space is left for: - * - 64-bit time_t to solve y2038 problem - * - 2 miscellaneous 32-bit values - */ - -struct msqid64_ds { - struct ipc64_perm msg_perm; - __kernel_time_t msg_stime; /* last msgsnd time */ - unsigned long __unused1; - __kernel_time_t msg_rtime; /* last msgrcv time */ - unsigned long __unused2; - __kernel_time_t msg_ctime; /* last change time */ - unsigned long __unused3; - unsigned long msg_cbytes; /* current number of bytes on queue */ - unsigned long msg_qnum; /* number of messages in queue */ - unsigned long msg_qbytes; /* max number of bytes on queue */ - __kernel_pid_t msg_lspid; /* pid of last msgsnd */ - __kernel_pid_t msg_lrpid; /* last receive pid */ - unsigned long __unused4; - unsigned long __unused5; -}; - -#endif /* _I386_MSGBUF_H */ diff --git a/include/asm-x86/msgbuf_64.h b/include/asm-x86/msgbuf_64.h deleted file mode 100644 index cd6f95dd54d..00000000000 --- a/include/asm-x86/msgbuf_64.h +++ /dev/null @@ -1,27 +0,0 @@ -#ifndef _X8664_MSGBUF_H -#define _X8664_MSGBUF_H - -/* - * The msqid64_ds structure for x86-64 architecture. - * Note extra padding because this structure is passed back and forth - * between kernel and user space. - * - * Pad space is left for: - * - 2 miscellaneous 64-bit values - */ - -struct msqid64_ds { - struct ipc64_perm msg_perm; - __kernel_time_t msg_stime; /* last msgsnd time */ - __kernel_time_t msg_rtime; /* last msgrcv time */ - __kernel_time_t msg_ctime; /* last change time */ - unsigned long msg_cbytes; /* current number of bytes on queue */ - unsigned long msg_qnum; /* number of messages in queue */ - unsigned long msg_qbytes; /* max number of bytes on queue */ - __kernel_pid_t msg_lspid; /* pid of last msgsnd */ - __kernel_pid_t msg_lrpid; /* last receive pid */ - unsigned long __unused4; - unsigned long __unused5; -}; - -#endif diff --git a/include/asm-x86/msr.h b/include/asm-x86/msr.h index 2f87ce00700..ba4b3143212 100644 --- a/include/asm-x86/msr.h +++ b/include/asm-x86/msr.h @@ -1,13 +1,350 @@ +#ifndef __ASM_X86_MSR_H_ +#define __ASM_X86_MSR_H_ + +#include <asm/msr-index.h> + +#ifdef __i386__ + #ifdef __KERNEL__ -# ifdef CONFIG_X86_32 -# include "msr_32.h" -# else -# include "msr_64.h" -# endif +#ifndef __ASSEMBLY__ + +#include <asm/errno.h> + +static inline unsigned long long native_read_msr(unsigned int msr) +{ + unsigned long long val; + + asm volatile("rdmsr" : "=A" (val) : "c" (msr)); + return val; +} + +static inline unsigned long long native_read_msr_safe(unsigned int msr, + int *err) +{ + unsigned long long val; + + asm volatile("2: rdmsr ; xorl %0,%0\n" + "1:\n\t" + ".section .fixup,\"ax\"\n\t" + "3: movl %3,%0 ; jmp 1b\n\t" + ".previous\n\t" + ".section __ex_table,\"a\"\n" + " .align 4\n\t" + " .long 2b,3b\n\t" + ".previous" + : "=r" (*err), "=A" (val) + : "c" (msr), "i" (-EFAULT)); + + return val; +} + +static inline void native_write_msr(unsigned int msr, unsigned long long val) +{ + asm volatile("wrmsr" : : "c" (msr), "A"(val)); +} + +static inline int native_write_msr_safe(unsigned int msr, + unsigned long long val) +{ + int err; + asm volatile("2: wrmsr ; xorl %0,%0\n" + "1:\n\t" + ".section .fixup,\"ax\"\n\t" + "3: movl %4,%0 ; jmp 1b\n\t" + ".previous\n\t" + ".section __ex_table,\"a\"\n" + " .align 4\n\t" + " .long 2b,3b\n\t" + ".previous" + : "=a" (err) + : "c" (msr), "0" ((u32)val), "d" ((u32)(val>>32)), + "i" (-EFAULT)); + return err; +} + +static inline unsigned long long native_read_tsc(void) +{ + unsigned long long val; + asm volatile("rdtsc" : "=A" (val)); + return val; +} + +static inline unsigned long long native_read_pmc(void) +{ + unsigned long long val; + asm volatile("rdpmc" : "=A" (val)); + return val; +} + +#ifdef CONFIG_PARAVIRT +#include <asm/paravirt.h> #else -# ifdef __i386__ -# include "msr_32.h" -# else -# include "msr_64.h" -# endif +#include <linux/errno.h> +/* + * Access to machine-specific registers (available on 586 and better only) + * Note: the rd* operations modify the parameters directly (without using + * pointer indirection), this allows gcc to optimize better + */ + +#define rdmsr(msr,val1,val2) \ + do { \ + u64 __val = native_read_msr(msr); \ + (val1) = (u32)__val; \ + (val2) = (u32)(__val >> 32); \ + } while(0) + +static inline void wrmsr(u32 __msr, u32 __low, u32 __high) +{ + native_write_msr(__msr, ((u64)__high << 32) | __low); +} + +#define rdmsrl(msr,val) \ + ((val) = native_read_msr(msr)) + +#define wrmsrl(msr,val) native_write_msr(msr, val) + +/* wrmsr with exception handling */ +static inline int wrmsr_safe(u32 __msr, u32 __low, u32 __high) +{ + return native_write_msr_safe(__msr, ((u64)__high << 32) | __low); +} + +/* rdmsr with exception handling */ +#define rdmsr_safe(msr,p1,p2) \ + ({ \ + int __err; \ + u64 __val = native_read_msr_safe(msr, &__err); \ + (*p1) = (u32)__val; \ + (*p2) = (u32)(__val >> 32); \ + __err; \ + }) + +#define rdtscl(low) \ + ((low) = (u32)native_read_tsc()) + +#define rdtscll(val) \ + ((val) = native_read_tsc()) + +#define write_tsc(val1,val2) wrmsr(0x10, val1, val2) + +#define rdpmc(counter,low,high) \ + do { \ + u64 _l = native_read_pmc(); \ + (low) = (u32)_l; \ + (high) = (u32)(_l >> 32); \ + } while(0) +#endif /* !CONFIG_PARAVIRT */ + +#ifdef CONFIG_SMP +void rdmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h); +void wrmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h); +int rdmsr_safe_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h); +int wrmsr_safe_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h); +#else /* CONFIG_SMP */ +static inline void rdmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h) +{ + rdmsr(msr_no, *l, *h); +} +static inline void wrmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h) +{ + wrmsr(msr_no, l, h); +} +static inline int rdmsr_safe_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h) +{ + return rdmsr_safe(msr_no, l, h); +} +static inline int wrmsr_safe_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h) +{ + return wrmsr_safe(msr_no, l, h); +} +#endif /* CONFIG_SMP */ +#endif /* ! __ASSEMBLY__ */ +#endif /* __KERNEL__ */ + +#else /* __i386__ */ + +#ifndef __ASSEMBLY__ +#include <linux/errno.h> +/* + * Access to machine-specific registers (available on 586 and better only) + * Note: the rd* operations modify the parameters directly (without using + * pointer indirection), this allows gcc to optimize better + */ + +#define rdmsr(msr,val1,val2) \ + __asm__ __volatile__("rdmsr" \ + : "=a" (val1), "=d" (val2) \ + : "c" (msr)) + + +#define rdmsrl(msr,val) do { unsigned long a__,b__; \ + __asm__ __volatile__("rdmsr" \ + : "=a" (a__), "=d" (b__) \ + : "c" (msr)); \ + val = a__ | (b__<<32); \ +} while(0) + +#define wrmsr(msr,val1,val2) \ + __asm__ __volatile__("wrmsr" \ + : /* no outputs */ \ + : "c" (msr), "a" (val1), "d" (val2)) + +#define wrmsrl(msr,val) wrmsr(msr,(__u32)((__u64)(val)),((__u64)(val))>>32) + +/* wrmsr with exception handling */ +#define wrmsr_safe(msr,a,b) ({ int ret__; \ + asm volatile("2: wrmsr ; xorl %0,%0\n" \ + "1:\n\t" \ + ".section .fixup,\"ax\"\n\t" \ + "3: movl %4,%0 ; jmp 1b\n\t" \ + ".previous\n\t" \ + ".section __ex_table,\"a\"\n" \ + " .align 8\n\t" \ + " .quad 2b,3b\n\t" \ + ".previous" \ + : "=a" (ret__) \ + : "c" (msr), "0" (a), "d" (b), "i" (-EFAULT)); \ + ret__; }) + +#define checking_wrmsrl(msr,val) wrmsr_safe(msr,(u32)(val),(u32)((val)>>32)) + +#define rdmsr_safe(msr,a,b) \ + ({ int ret__; \ + asm volatile ("1: rdmsr\n" \ + "2:\n" \ + ".section .fixup,\"ax\"\n" \ + "3: movl %4,%0\n" \ + " jmp 2b\n" \ + ".previous\n" \ + ".section __ex_table,\"a\"\n" \ + " .align 8\n" \ + " .quad 1b,3b\n" \ + ".previous":"=&bDS" (ret__), "=a"(*(a)), "=d"(*(b)) \ + :"c"(msr), "i"(-EIO), "0"(0)); \ + ret__; }) + +#define rdtsc(low,high) \ + __asm__ __volatile__("rdtsc" : "=a" (low), "=d" (high)) + +#define rdtscl(low) \ + __asm__ __volatile__ ("rdtsc" : "=a" (low) : : "edx") + +#define rdtscp(low,high,aux) \ + asm volatile (".byte 0x0f,0x01,0xf9" : "=a" (low), "=d" (high), "=c" (aux)) + +#define rdtscll(val) do { \ + unsigned int __a,__d; \ + asm volatile("rdtsc" : "=a" (__a), "=d" (__d)); \ + (val) = ((unsigned long)__a) | (((unsigned long)__d)<<32); \ +} while(0) + +#define rdtscpll(val, aux) do { \ + unsigned long __a, __d; \ + asm volatile (".byte 0x0f,0x01,0xf9" : "=a" (__a), "=d" (__d), "=c" (aux)); \ + (val) = (__d << 32) | __a; \ +} while (0) + +#define write_tsc(val1,val2) wrmsr(0x10, val1, val2) + +#define write_rdtscp_aux(val) wrmsr(0xc0000103, val, 0) + +#define rdpmc(counter,low,high) \ + __asm__ __volatile__("rdpmc" \ + : "=a" (low), "=d" (high) \ + : "c" (counter)) + +static inline void cpuid(int op, unsigned int *eax, unsigned int *ebx, + unsigned int *ecx, unsigned int *edx) +{ + __asm__("cpuid" + : "=a" (*eax), + "=b" (*ebx), + "=c" (*ecx), + "=d" (*edx) + : "0" (op)); +} + +/* Some CPUID calls want 'count' to be placed in ecx */ +static inline void cpuid_count(int op, int count, int *eax, int *ebx, int *ecx, + int *edx) +{ + __asm__("cpuid" + : "=a" (*eax), + "=b" (*ebx), + "=c" (*ecx), + "=d" (*edx) + : "0" (op), "c" (count)); +} + +/* + * CPUID functions returning a single datum + */ +static inline unsigned int cpuid_eax(unsigned int op) +{ + unsigned int eax; + + __asm__("cpuid" + : "=a" (eax) + : "0" (op) + : "bx", "cx", "dx"); + return eax; +} +static inline unsigned int cpuid_ebx(unsigned int op) +{ + unsigned int eax, ebx; + + __asm__("cpuid" + : "=a" (eax), "=b" (ebx) + : "0" (op) + : "cx", "dx" ); + return ebx; +} +static inline unsigned int cpuid_ecx(unsigned int op) +{ + unsigned int eax, ecx; + + __asm__("cpuid" + : "=a" (eax), "=c" (ecx) + : "0" (op) + : "bx", "dx" ); + return ecx; +} +static inline unsigned int cpuid_edx(unsigned int op) +{ + unsigned int eax, edx; + + __asm__("cpuid" + : "=a" (eax), "=d" (edx) + : "0" (op) + : "bx", "cx"); + return edx; +} + +#ifdef CONFIG_SMP +void rdmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h); +void wrmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h); +int rdmsr_safe_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h); +int wrmsr_safe_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h); +#else /* CONFIG_SMP */ +static inline void rdmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h) +{ + rdmsr(msr_no, *l, *h); +} +static inline void wrmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h) +{ + wrmsr(msr_no, l, h); +} +static inline int rdmsr_safe_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h) +{ + return rdmsr_safe(msr_no, l, h); +} +static inline int wrmsr_safe_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h) +{ + return wrmsr_safe(msr_no, l, h); +} +#endif /* CONFIG_SMP */ +#endif /* __ASSEMBLY__ */ + +#endif /* !__i386__ */ + #endif diff --git a/include/asm-x86/msr_32.h b/include/asm-x86/msr_32.h deleted file mode 100644 index df21ea04936..00000000000 --- a/include/asm-x86/msr_32.h +++ /dev/null @@ -1,161 +0,0 @@ -#ifndef __ASM_MSR_H -#define __ASM_MSR_H - -#include <asm/msr-index.h> - -#ifdef __KERNEL__ -#ifndef __ASSEMBLY__ - -#include <asm/errno.h> - -static inline unsigned long long native_read_msr(unsigned int msr) -{ - unsigned long long val; - - asm volatile("rdmsr" : "=A" (val) : "c" (msr)); - return val; -} - -static inline unsigned long long native_read_msr_safe(unsigned int msr, - int *err) -{ - unsigned long long val; - - asm volatile("2: rdmsr ; xorl %0,%0\n" - "1:\n\t" - ".section .fixup,\"ax\"\n\t" - "3: movl %3,%0 ; jmp 1b\n\t" - ".previous\n\t" - ".section __ex_table,\"a\"\n" - " .align 4\n\t" - " .long 2b,3b\n\t" - ".previous" - : "=r" (*err), "=A" (val) - : "c" (msr), "i" (-EFAULT)); - - return val; -} - -static inline void native_write_msr(unsigned int msr, unsigned long long val) -{ - asm volatile("wrmsr" : : "c" (msr), "A"(val)); -} - -static inline int native_write_msr_safe(unsigned int msr, - unsigned long long val) -{ - int err; - asm volatile("2: wrmsr ; xorl %0,%0\n" - "1:\n\t" - ".section .fixup,\"ax\"\n\t" - "3: movl %4,%0 ; jmp 1b\n\t" - ".previous\n\t" - ".section __ex_table,\"a\"\n" - " .align 4\n\t" - " .long 2b,3b\n\t" - ".previous" - : "=a" (err) - : "c" (msr), "0" ((u32)val), "d" ((u32)(val>>32)), - "i" (-EFAULT)); - return err; -} - -static inline unsigned long long native_read_tsc(void) -{ - unsigned long long val; - asm volatile("rdtsc" : "=A" (val)); - return val; -} - -static inline unsigned long long native_read_pmc(void) -{ - unsigned long long val; - asm volatile("rdpmc" : "=A" (val)); - return val; -} - -#ifdef CONFIG_PARAVIRT -#include <asm/paravirt.h> -#else -#include <linux/errno.h> -/* - * Access to machine-specific registers (available on 586 and better only) - * Note: the rd* operations modify the parameters directly (without using - * pointer indirection), this allows gcc to optimize better - */ - -#define rdmsr(msr,val1,val2) \ - do { \ - u64 __val = native_read_msr(msr); \ - (val1) = (u32)__val; \ - (val2) = (u32)(__val >> 32); \ - } while(0) - -static inline void wrmsr(u32 __msr, u32 __low, u32 __high) -{ - native_write_msr(__msr, ((u64)__high << 32) | __low); -} - -#define rdmsrl(msr,val) \ - ((val) = native_read_msr(msr)) - -#define wrmsrl(msr,val) native_write_msr(msr, val) - -/* wrmsr with exception handling */ -static inline int wrmsr_safe(u32 __msr, u32 __low, u32 __high) -{ - return native_write_msr_safe(__msr, ((u64)__high << 32) | __low); -} - -/* rdmsr with exception handling */ -#define rdmsr_safe(msr,p1,p2) \ - ({ \ - int __err; \ - u64 __val = native_read_msr_safe(msr, &__err); \ - (*p1) = (u32)__val; \ - (*p2) = (u32)(__val >> 32); \ - __err; \ - }) - -#define rdtscl(low) \ - ((low) = (u32)native_read_tsc()) - -#define rdtscll(val) \ - ((val) = native_read_tsc()) - -#define write_tsc(val1,val2) wrmsr(0x10, val1, val2) - -#define rdpmc(counter,low,high) \ - do { \ - u64 _l = native_read_pmc(); \ - (low) = (u32)_l; \ - (high) = (u32)(_l >> 32); \ - } while(0) -#endif /* !CONFIG_PARAVIRT */ - -#ifdef CONFIG_SMP -void rdmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h); -void wrmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h); -int rdmsr_safe_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h); -int wrmsr_safe_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h); -#else /* CONFIG_SMP */ -static inline void rdmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h) -{ - rdmsr(msr_no, *l, *h); -} -static inline void wrmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h) -{ - wrmsr(msr_no, l, h); -} -static inline int rdmsr_safe_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h) -{ - return rdmsr_safe(msr_no, l, h); -} -static inline int wrmsr_safe_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h) -{ - return wrmsr_safe(msr_no, l, h); -} -#endif /* CONFIG_SMP */ -#endif -#endif -#endif /* __ASM_MSR_H */ diff --git a/include/asm-x86/msr_64.h b/include/asm-x86/msr_64.h deleted file mode 100644 index d5c55b80da5..00000000000 --- a/include/asm-x86/msr_64.h +++ /dev/null @@ -1,187 +0,0 @@ -#ifndef X86_64_MSR_H -#define X86_64_MSR_H 1 - -#include <asm/msr-index.h> - -#ifndef __ASSEMBLY__ -#include <linux/errno.h> -/* - * Access to machine-specific registers (available on 586 and better only) - * Note: the rd* operations modify the parameters directly (without using - * pointer indirection), this allows gcc to optimize better - */ - -#define rdmsr(msr,val1,val2) \ - __asm__ __volatile__("rdmsr" \ - : "=a" (val1), "=d" (val2) \ - : "c" (msr)) - - -#define rdmsrl(msr,val) do { unsigned long a__,b__; \ - __asm__ __volatile__("rdmsr" \ - : "=a" (a__), "=d" (b__) \ - : "c" (msr)); \ - val = a__ | (b__<<32); \ -} while(0) - -#define wrmsr(msr,val1,val2) \ - __asm__ __volatile__("wrmsr" \ - : /* no outputs */ \ - : "c" (msr), "a" (val1), "d" (val2)) - -#define wrmsrl(msr,val) wrmsr(msr,(__u32)((__u64)(val)),((__u64)(val))>>32) - -/* wrmsr with exception handling */ -#define wrmsr_safe(msr,a,b) ({ int ret__; \ - asm volatile("2: wrmsr ; xorl %0,%0\n" \ - "1:\n\t" \ - ".section .fixup,\"ax\"\n\t" \ - "3: movl %4,%0 ; jmp 1b\n\t" \ - ".previous\n\t" \ - ".section __ex_table,\"a\"\n" \ - " .align 8\n\t" \ - " .quad 2b,3b\n\t" \ - ".previous" \ - : "=a" (ret__) \ - : "c" (msr), "0" (a), "d" (b), "i" (-EFAULT)); \ - ret__; }) - -#define checking_wrmsrl(msr,val) wrmsr_safe(msr,(u32)(val),(u32)((val)>>32)) - -#define rdmsr_safe(msr,a,b) \ - ({ int ret__; \ - asm volatile ("1: rdmsr\n" \ - "2:\n" \ - ".section .fixup,\"ax\"\n" \ - "3: movl %4,%0\n" \ - " jmp 2b\n" \ - ".previous\n" \ - ".section __ex_table,\"a\"\n" \ - " .align 8\n" \ - " .quad 1b,3b\n" \ - ".previous":"=&bDS" (ret__), "=a"(*(a)), "=d"(*(b))\ - :"c"(msr), "i"(-EIO), "0"(0)); \ - ret__; }) - -#define rdtsc(low,high) \ - __asm__ __volatile__("rdtsc" : "=a" (low), "=d" (high)) - -#define rdtscl(low) \ - __asm__ __volatile__ ("rdtsc" : "=a" (low) : : "edx") - -#define rdtscp(low,high,aux) \ - asm volatile (".byte 0x0f,0x01,0xf9" : "=a" (low), "=d" (high), "=c" (aux)) - -#define rdtscll(val) do { \ - unsigned int __a,__d; \ - asm volatile("rdtsc" : "=a" (__a), "=d" (__d)); \ - (val) = ((unsigned long)__a) | (((unsigned long)__d)<<32); \ -} while(0) - -#define rdtscpll(val, aux) do { \ - unsigned long __a, __d; \ - asm volatile (".byte 0x0f,0x01,0xf9" : "=a" (__a), "=d" (__d), "=c" (aux)); \ - (val) = (__d << 32) | __a; \ -} while (0) - -#define write_tsc(val1,val2) wrmsr(0x10, val1, val2) - -#define write_rdtscp_aux(val) wrmsr(0xc0000103, val, 0) - -#define rdpmc(counter,low,high) \ - __asm__ __volatile__("rdpmc" \ - : "=a" (low), "=d" (high) \ - : "c" (counter)) - -static inline void cpuid(int op, unsigned int *eax, unsigned int *ebx, - unsigned int *ecx, unsigned int *edx) -{ - __asm__("cpuid" - : "=a" (*eax), - "=b" (*ebx), - "=c" (*ecx), - "=d" (*edx) - : "0" (op)); -} - -/* Some CPUID calls want 'count' to be placed in ecx */ -static inline void cpuid_count(int op, int count, int *eax, int *ebx, int *ecx, - int *edx) -{ - __asm__("cpuid" - : "=a" (*eax), - "=b" (*ebx), - "=c" (*ecx), - "=d" (*edx) - : "0" (op), "c" (count)); -} - -/* - * CPUID functions returning a single datum - */ -static inline unsigned int cpuid_eax(unsigned int op) -{ - unsigned int eax; - - __asm__("cpuid" - : "=a" (eax) - : "0" (op) - : "bx", "cx", "dx"); - return eax; -} -static inline unsigned int cpuid_ebx(unsigned int op) -{ - unsigned int eax, ebx; - - __asm__("cpuid" - : "=a" (eax), "=b" (ebx) - : "0" (op) - : "cx", "dx" ); - return ebx; -} -static inline unsigned int cpuid_ecx(unsigned int op) -{ - unsigned int eax, ecx; - - __asm__("cpuid" - : "=a" (eax), "=c" (ecx) - : "0" (op) - : "bx", "dx" ); - return ecx; -} -static inline unsigned int cpuid_edx(unsigned int op) -{ - unsigned int eax, edx; - - __asm__("cpuid" - : "=a" (eax), "=d" (edx) - : "0" (op) - : "bx", "cx"); - return edx; -} - -#ifdef CONFIG_SMP -void rdmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h); -void wrmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h); -int rdmsr_safe_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h); -int wrmsr_safe_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h); -#else /* CONFIG_SMP */ -static inline void rdmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h) -{ - rdmsr(msr_no, *l, *h); -} -static inline void wrmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h) -{ - wrmsr(msr_no, l, h); -} -static inline int rdmsr_safe_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h) -{ - return rdmsr_safe(msr_no, l, h); -} -static inline int wrmsr_safe_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h) -{ - return wrmsr_safe(msr_no, l, h); -} -#endif /* CONFIG_SMP */ -#endif /* __ASSEMBLY__ */ -#endif /* X86_64_MSR_H */ diff --git a/include/asm-x86/mtrr.h b/include/asm-x86/mtrr.h index 34f633b3e00..e8320e4e6ca 100644 --- a/include/asm-x86/mtrr.h +++ b/include/asm-x86/mtrr.h @@ -1,13 +1,164 @@ +/* Generic MTRR (Memory Type Range Register) ioctls. + + Copyright (C) 1997-1999 Richard Gooch + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with this library; if not, write to the Free + Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + + Richard Gooch may be reached by email at rgooch@atnf.csiro.au + The postal address is: + Richard Gooch, c/o ATNF, P. O. Box 76, Epping, N.S.W., 2121, Australia. +*/ +#ifndef _ASM_X86_MTRR_H +#define _ASM_X86_MTRR_H + +#include <linux/ioctl.h> +#include <linux/errno.h> + +#define MTRR_IOCTL_BASE 'M' + +struct mtrr_sentry +{ + unsigned long base; /* Base address */ + unsigned int size; /* Size of region */ + unsigned int type; /* Type of region */ +}; + +/* Warning: this structure has a different order from i386 + on x86-64. The 32bit emulation code takes care of that. + But you need to use this for 64bit, otherwise your X server + will break. */ + +#ifdef __i386__ +struct mtrr_gentry +{ + unsigned int regnum; /* Register number */ + unsigned long base; /* Base address */ + unsigned int size; /* Size of region */ + unsigned int type; /* Type of region */ +}; + +#else /* __i386__ */ + +struct mtrr_gentry +{ + unsigned long base; /* Base address */ + unsigned int size; /* Size of region */ + unsigned int regnum; /* Register number */ + unsigned int type; /* Type of region */ +}; +#endif /* !__i386__ */ + +/* These are the various ioctls */ +#define MTRRIOC_ADD_ENTRY _IOW(MTRR_IOCTL_BASE, 0, struct mtrr_sentry) +#define MTRRIOC_SET_ENTRY _IOW(MTRR_IOCTL_BASE, 1, struct mtrr_sentry) +#define MTRRIOC_DEL_ENTRY _IOW(MTRR_IOCTL_BASE, 2, struct mtrr_sentry) +#define MTRRIOC_GET_ENTRY _IOWR(MTRR_IOCTL_BASE, 3, struct mtrr_gentry) +#define MTRRIOC_KILL_ENTRY _IOW(MTRR_IOCTL_BASE, 4, struct mtrr_sentry) +#define MTRRIOC_ADD_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 5, struct mtrr_sentry) +#define MTRRIOC_SET_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 6, struct mtrr_sentry) +#define MTRRIOC_DEL_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 7, struct mtrr_sentry) +#define MTRRIOC_GET_PAGE_ENTRY _IOWR(MTRR_IOCTL_BASE, 8, struct mtrr_gentry) +#define MTRRIOC_KILL_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 9, struct mtrr_sentry) + +/* These are the region types */ +#define MTRR_TYPE_UNCACHABLE 0 +#define MTRR_TYPE_WRCOMB 1 +/*#define MTRR_TYPE_ 2*/ +/*#define MTRR_TYPE_ 3*/ +#define MTRR_TYPE_WRTHROUGH 4 +#define MTRR_TYPE_WRPROT 5 +#define MTRR_TYPE_WRBACK 6 +#define MTRR_NUM_TYPES 7 + #ifdef __KERNEL__ -# ifdef CONFIG_X86_32 -# include "mtrr_32.h" -# else -# include "mtrr_64.h" -# endif -#else -# ifdef __i386__ -# include "mtrr_32.h" -# else -# include "mtrr_64.h" -# endif -#endif + +/* The following functions are for use by other drivers */ +# ifdef CONFIG_MTRR +extern void mtrr_save_fixed_ranges(void *); +extern void mtrr_save_state(void); +extern int mtrr_add (unsigned long base, unsigned long size, + unsigned int type, char increment); +extern int mtrr_add_page (unsigned long base, unsigned long size, + unsigned int type, char increment); +extern int mtrr_del (int reg, unsigned long base, unsigned long size); +extern int mtrr_del_page (int reg, unsigned long base, unsigned long size); +extern void mtrr_centaur_report_mcr(int mcr, u32 lo, u32 hi); +extern void mtrr_ap_init(void); +extern void mtrr_bp_init(void); +# else +#define mtrr_save_fixed_ranges(arg) do {} while (0) +#define mtrr_save_state() do {} while (0) +static __inline__ int mtrr_add (unsigned long base, unsigned long size, + unsigned int type, char increment) +{ + return -ENODEV; +} +static __inline__ int mtrr_add_page (unsigned long base, unsigned long size, + unsigned int type, char increment) +{ + return -ENODEV; +} +static __inline__ int mtrr_del (int reg, unsigned long base, + unsigned long size) +{ + return -ENODEV; +} +static __inline__ int mtrr_del_page (int reg, unsigned long base, + unsigned long size) +{ + return -ENODEV; +} + +static __inline__ void mtrr_centaur_report_mcr(int mcr, u32 lo, u32 hi) {;} + +#define mtrr_ap_init() do {} while (0) +#define mtrr_bp_init() do {} while (0) +# endif + +#ifdef CONFIG_COMPAT +#include <linux/compat.h> + +struct mtrr_sentry32 +{ + compat_ulong_t base; /* Base address */ + compat_uint_t size; /* Size of region */ + compat_uint_t type; /* Type of region */ +}; + +struct mtrr_gentry32 +{ + compat_ulong_t regnum; /* Register number */ + compat_uint_t base; /* Base address */ + compat_uint_t size; /* Size of region */ + compat_uint_t type; /* Type of region */ +}; + +#define MTRR_IOCTL_BASE 'M' + +#define MTRRIOC32_ADD_ENTRY _IOW(MTRR_IOCTL_BASE, 0, struct mtrr_sentry32) +#define MTRRIOC32_SET_ENTRY _IOW(MTRR_IOCTL_BASE, 1, struct mtrr_sentry32) +#define MTRRIOC32_DEL_ENTRY _IOW(MTRR_IOCTL_BASE, 2, struct mtrr_sentry32) +#define MTRRIOC32_GET_ENTRY _IOWR(MTRR_IOCTL_BASE, 3, struct mtrr_gentry32) +#define MTRRIOC32_KILL_ENTRY _IOW(MTRR_IOCTL_BASE, 4, struct mtrr_sentry32) +#define MTRRIOC32_ADD_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 5, struct mtrr_sentry32) +#define MTRRIOC32_SET_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 6, struct mtrr_sentry32) +#define MTRRIOC32_DEL_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 7, struct mtrr_sentry32) +#define MTRRIOC32_GET_PAGE_ENTRY _IOWR(MTRR_IOCTL_BASE, 8, struct mtrr_gentry32) +#define MTRRIOC32_KILL_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 9, struct mtrr_sentry32) +#endif /* CONFIG_COMPAT */ + +#endif /* __KERNEL__ */ + +#endif /* _ASM_X86_MTRR_H */ diff --git a/include/asm-x86/mtrr_32.h b/include/asm-x86/mtrr_32.h deleted file mode 100644 index 7e9c7ccbdcf..00000000000 --- a/include/asm-x86/mtrr_32.h +++ /dev/null @@ -1,115 +0,0 @@ -/* Generic MTRR (Memory Type Range Register) ioctls. - - Copyright (C) 1997-1999 Richard Gooch - - This library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public - License as published by the Free Software Foundation; either - version 2 of the License, or (at your option) any later version. - - This library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with this library; if not, write to the Free - Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - - Richard Gooch may be reached by email at rgooch@atnf.csiro.au - The postal address is: - Richard Gooch, c/o ATNF, P. O. Box 76, Epping, N.S.W., 2121, Australia. -*/ -#ifndef _LINUX_MTRR_H -#define _LINUX_MTRR_H - -#include <linux/ioctl.h> -#include <linux/errno.h> - -#define MTRR_IOCTL_BASE 'M' - -struct mtrr_sentry -{ - unsigned long base; /* Base address */ - unsigned int size; /* Size of region */ - unsigned int type; /* Type of region */ -}; - -struct mtrr_gentry -{ - unsigned int regnum; /* Register number */ - unsigned long base; /* Base address */ - unsigned int size; /* Size of region */ - unsigned int type; /* Type of region */ -}; - -/* These are the various ioctls */ -#define MTRRIOC_ADD_ENTRY _IOW(MTRR_IOCTL_BASE, 0, struct mtrr_sentry) -#define MTRRIOC_SET_ENTRY _IOW(MTRR_IOCTL_BASE, 1, struct mtrr_sentry) -#define MTRRIOC_DEL_ENTRY _IOW(MTRR_IOCTL_BASE, 2, struct mtrr_sentry) -#define MTRRIOC_GET_ENTRY _IOWR(MTRR_IOCTL_BASE, 3, struct mtrr_gentry) -#define MTRRIOC_KILL_ENTRY _IOW(MTRR_IOCTL_BASE, 4, struct mtrr_sentry) -#define MTRRIOC_ADD_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 5, struct mtrr_sentry) -#define MTRRIOC_SET_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 6, struct mtrr_sentry) -#define MTRRIOC_DEL_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 7, struct mtrr_sentry) -#define MTRRIOC_GET_PAGE_ENTRY _IOWR(MTRR_IOCTL_BASE, 8, struct mtrr_gentry) -#define MTRRIOC_KILL_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 9, struct mtrr_sentry) - -/* These are the region types */ -#define MTRR_TYPE_UNCACHABLE 0 -#define MTRR_TYPE_WRCOMB 1 -/*#define MTRR_TYPE_ 2*/ -/*#define MTRR_TYPE_ 3*/ -#define MTRR_TYPE_WRTHROUGH 4 -#define MTRR_TYPE_WRPROT 5 -#define MTRR_TYPE_WRBACK 6 -#define MTRR_NUM_TYPES 7 - -#ifdef __KERNEL__ - -/* The following functions are for use by other drivers */ -# ifdef CONFIG_MTRR -extern void mtrr_save_fixed_ranges(void *); -extern void mtrr_save_state(void); -extern int mtrr_add (unsigned long base, unsigned long size, - unsigned int type, char increment); -extern int mtrr_add_page (unsigned long base, unsigned long size, - unsigned int type, char increment); -extern int mtrr_del (int reg, unsigned long base, unsigned long size); -extern int mtrr_del_page (int reg, unsigned long base, unsigned long size); -extern void mtrr_centaur_report_mcr(int mcr, u32 lo, u32 hi); -extern void mtrr_ap_init(void); -extern void mtrr_bp_init(void); -# else -#define mtrr_save_fixed_ranges(arg) do {} while (0) -#define mtrr_save_state() do {} while (0) -static __inline__ int mtrr_add (unsigned long base, unsigned long size, - unsigned int type, char increment) -{ - return -ENODEV; -} -static __inline__ int mtrr_add_page (unsigned long base, unsigned long size, - unsigned int type, char increment) -{ - return -ENODEV; -} -static __inline__ int mtrr_del (int reg, unsigned long base, - unsigned long size) -{ - return -ENODEV; -} -static __inline__ int mtrr_del_page (int reg, unsigned long base, - unsigned long size) -{ - return -ENODEV; -} - -static __inline__ void mtrr_centaur_report_mcr(int mcr, u32 lo, u32 hi) {;} - -#define mtrr_ap_init() do {} while (0) -#define mtrr_bp_init() do {} while (0) -# endif - -#endif - -#endif /* _LINUX_MTRR_H */ diff --git a/include/asm-x86/mtrr_64.h b/include/asm-x86/mtrr_64.h deleted file mode 100644 index b557c486bef..00000000000 --- a/include/asm-x86/mtrr_64.h +++ /dev/null @@ -1,152 +0,0 @@ -/* Generic MTRR (Memory Type Range Register) ioctls. - - Copyright (C) 1997-1999 Richard Gooch - - This library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public - License as published by the Free Software Foundation; either - version 2 of the License, or (at your option) any later version. - - This library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with this library; if not, write to the Free - Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - - Richard Gooch may be reached by email at rgooch@atnf.csiro.au - The postal address is: - Richard Gooch, c/o ATNF, P. O. Box 76, Epping, N.S.W., 2121, Australia. -*/ -#ifndef _LINUX_MTRR_H -#define _LINUX_MTRR_H - -#include <linux/ioctl.h> - -#define MTRR_IOCTL_BASE 'M' - -struct mtrr_sentry -{ - unsigned long base; /* Base address */ - unsigned int size; /* Size of region */ - unsigned int type; /* Type of region */ -}; - -/* Warning: this structure has a different order from i386 - on x86-64. The 32bit emulation code takes care of that. - But you need to use this for 64bit, otherwise your X server - will break. */ -struct mtrr_gentry -{ - unsigned long base; /* Base address */ - unsigned int size; /* Size of region */ - unsigned int regnum; /* Register number */ - unsigned int type; /* Type of region */ -}; - -/* These are the various ioctls */ -#define MTRRIOC_ADD_ENTRY _IOW(MTRR_IOCTL_BASE, 0, struct mtrr_sentry) -#define MTRRIOC_SET_ENTRY _IOW(MTRR_IOCTL_BASE, 1, struct mtrr_sentry) -#define MTRRIOC_DEL_ENTRY _IOW(MTRR_IOCTL_BASE, 2, struct mtrr_sentry) -#define MTRRIOC_GET_ENTRY _IOWR(MTRR_IOCTL_BASE, 3, struct mtrr_gentry) -#define MTRRIOC_KILL_ENTRY _IOW(MTRR_IOCTL_BASE, 4, struct mtrr_sentry) -#define MTRRIOC_ADD_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 5, struct mtrr_sentry) -#define MTRRIOC_SET_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 6, struct mtrr_sentry) -#define MTRRIOC_DEL_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 7, struct mtrr_sentry) -#define MTRRIOC_GET_PAGE_ENTRY _IOWR(MTRR_IOCTL_BASE, 8, struct mtrr_gentry) -#define MTRRIOC_KILL_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 9, struct mtrr_sentry) - -/* These are the region types */ -#define MTRR_TYPE_UNCACHABLE 0 -#define MTRR_TYPE_WRCOMB 1 -/*#define MTRR_TYPE_ 2*/ -/*#define MTRR_TYPE_ 3*/ -#define MTRR_TYPE_WRTHROUGH 4 -#define MTRR_TYPE_WRPROT 5 -#define MTRR_TYPE_WRBACK 6 -#define MTRR_NUM_TYPES 7 - -#ifdef __KERNEL__ - -/* The following functions are for use by other drivers */ -# ifdef CONFIG_MTRR -extern int mtrr_add (unsigned long base, unsigned long size, - unsigned int type, char increment); -extern int mtrr_add_page (unsigned long base, unsigned long size, - unsigned int type, char increment); -extern int mtrr_del (int reg, unsigned long base, unsigned long size); -extern int mtrr_del_page (int reg, unsigned long base, unsigned long size); -# else -static __inline__ int mtrr_add (unsigned long base, unsigned long size, - unsigned int type, char increment) -{ - return -ENODEV; -} -static __inline__ int mtrr_add_page (unsigned long base, unsigned long size, - unsigned int type, char increment) -{ - return -ENODEV; -} -static __inline__ int mtrr_del (int reg, unsigned long base, - unsigned long size) -{ - return -ENODEV; -} -static __inline__ int mtrr_del_page (int reg, unsigned long base, - unsigned long size) -{ - return -ENODEV; -} - -#endif /* CONFIG_MTRR */ - -#ifdef CONFIG_COMPAT -#include <linux/compat.h> - -struct mtrr_sentry32 -{ - compat_ulong_t base; /* Base address */ - compat_uint_t size; /* Size of region */ - compat_uint_t type; /* Type of region */ -}; - -struct mtrr_gentry32 -{ - compat_ulong_t regnum; /* Register number */ - compat_uint_t base; /* Base address */ - compat_uint_t size; /* Size of region */ - compat_uint_t type; /* Type of region */ -}; - -#define MTRR_IOCTL_BASE 'M' - -#define MTRRIOC32_ADD_ENTRY _IOW(MTRR_IOCTL_BASE, 0, struct mtrr_sentry32) -#define MTRRIOC32_SET_ENTRY _IOW(MTRR_IOCTL_BASE, 1, struct mtrr_sentry32) -#define MTRRIOC32_DEL_ENTRY _IOW(MTRR_IOCTL_BASE, 2, struct mtrr_sentry32) -#define MTRRIOC32_GET_ENTRY _IOWR(MTRR_IOCTL_BASE, 3, struct mtrr_gentry32) -#define MTRRIOC32_KILL_ENTRY _IOW(MTRR_IOCTL_BASE, 4, struct mtrr_sentry32) -#define MTRRIOC32_ADD_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 5, struct mtrr_sentry32) -#define MTRRIOC32_SET_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 6, struct mtrr_sentry32) -#define MTRRIOC32_DEL_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 7, struct mtrr_sentry32) -#define MTRRIOC32_GET_PAGE_ENTRY _IOWR(MTRR_IOCTL_BASE, 8, struct mtrr_gentry32) -#define MTRRIOC32_KILL_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 9, struct mtrr_sentry32) - -#endif /* CONFIG_COMPAT */ - -#ifdef CONFIG_MTRR -extern void mtrr_ap_init(void); -extern void mtrr_bp_init(void); -extern void mtrr_save_fixed_ranges(void *); -extern void mtrr_save_state(void); -#else -#define mtrr_ap_init() do {} while (0) -#define mtrr_bp_init() do {} while (0) -#define mtrr_save_fixed_ranges(arg) do {} while (0) -#define mtrr_save_state() do {} while (0) -#endif - -#endif /* __KERNEL__ */ - -#endif /* _LINUX_MTRR_H */ diff --git a/include/asm-x86/ptrace.h b/include/asm-x86/ptrace.h index bc4d64a8768..213c97300cb 100644 --- a/include/asm-x86/ptrace.h +++ b/include/asm-x86/ptrace.h @@ -1,13 +1,142 @@ +#ifndef _ASM_X86_PTRACE_H +#define _ASM_X86_PTRACE_H + +#include <linux/compiler.h> /* For __user */ +#include <asm/ptrace-abi.h> + +#ifndef __ASSEMBLY__ + +#ifdef __i386__ +/* this struct defines the way the registers are stored on the + stack during a system call. */ + +struct pt_regs { + long ebx; + long ecx; + long edx; + long esi; + long edi; + long ebp; + long eax; + int xds; + int xes; + int xfs; + /* int xgs; */ + long orig_eax; + long eip; + int xcs; + long eflags; + long esp; + int xss; +}; + #ifdef __KERNEL__ -# ifdef CONFIG_X86_32 -# include "ptrace_32.h" -# else -# include "ptrace_64.h" -# endif -#else -# ifdef __i386__ -# include "ptrace_32.h" -# else -# include "ptrace_64.h" -# endif + +#include <asm/vm86.h> +#include <asm/segment.h> + +struct task_struct; +extern void send_sigtrap(struct task_struct *tsk, struct pt_regs *regs, int error_code); + +/* + * user_mode_vm(regs) determines whether a register set came from user mode. + * This is true if V8086 mode was enabled OR if the register set was from + * protected mode with RPL-3 CS value. This tricky test checks that with + * one comparison. Many places in the kernel can bypass this full check + * if they have already ruled out V8086 mode, so user_mode(regs) can be used. + */ +static inline int user_mode(struct pt_regs *regs) +{ + return (regs->xcs & SEGMENT_RPL_MASK) == USER_RPL; +} +static inline int user_mode_vm(struct pt_regs *regs) +{ + return ((regs->xcs & SEGMENT_RPL_MASK) | (regs->eflags & VM_MASK)) >= USER_RPL; +} +static inline int v8086_mode(struct pt_regs *regs) +{ + return (regs->eflags & VM_MASK); +} + +#define instruction_pointer(regs) ((regs)->eip) +#define frame_pointer(regs) ((regs)->ebp) +#define stack_pointer(regs) ((regs)->esp) +#define regs_return_value(regs) ((regs)->eax) + +extern unsigned long profile_pc(struct pt_regs *regs); +#endif /* __KERNEL__ */ + +#else /* __i386__ */ + +struct pt_regs { + unsigned long r15; + unsigned long r14; + unsigned long r13; + unsigned long r12; + unsigned long rbp; + unsigned long rbx; +/* arguments: non interrupts/non tracing syscalls only save upto here*/ + unsigned long r11; + unsigned long r10; + unsigned long r9; + unsigned long r8; + unsigned long rax; + unsigned long rcx; + unsigned long rdx; + unsigned long rsi; + unsigned long rdi; + unsigned long orig_rax; +/* end of arguments */ +/* cpu exception frame or undefined */ + unsigned long rip; + unsigned long cs; + unsigned long eflags; + unsigned long rsp; + unsigned long ss; +/* top of stack page */ +}; + +#ifdef __KERNEL__ + +#define user_mode(regs) (!!((regs)->cs & 3)) +#define user_mode_vm(regs) user_mode(regs) +#define instruction_pointer(regs) ((regs)->rip) +#define frame_pointer(regs) ((regs)->rbp) +#define stack_pointer(regs) ((regs)->rsp) +#define regs_return_value(regs) ((regs)->rax) + +extern unsigned long profile_pc(struct pt_regs *regs); +void signal_fault(struct pt_regs *regs, void __user *frame, char *where); + +struct task_struct; + +extern unsigned long +convert_rip_to_linear(struct task_struct *child, struct pt_regs *regs); + +enum { + EF_CF = 0x00000001, + EF_PF = 0x00000004, + EF_AF = 0x00000010, + EF_ZF = 0x00000040, + EF_SF = 0x00000080, + EF_TF = 0x00000100, + EF_IE = 0x00000200, + EF_DF = 0x00000400, + EF_OF = 0x00000800, + EF_IOPL = 0x00003000, + EF_IOPL_RING0 = 0x00000000, + EF_IOPL_RING1 = 0x00001000, + EF_IOPL_RING2 = 0x00002000, + EF_NT = 0x00004000, /* nested task */ + EF_RF = 0x00010000, /* resume */ + EF_VM = 0x00020000, /* virtual mode */ + EF_AC = 0x00040000, /* alignment */ + EF_VIF = 0x00080000, /* virtual interrupt */ + EF_VIP = 0x00100000, /* virtual interrupt pending */ + EF_ID = 0x00200000, /* id */ +}; +#endif /* __KERNEL__ */ +#endif /* !__i386__ */ +#endif /* !__ASSEMBLY__ */ + #endif diff --git a/include/asm-x86/ptrace_32.h b/include/asm-x86/ptrace_32.h deleted file mode 100644 index 78d063dabe0..00000000000 --- a/include/asm-x86/ptrace_32.h +++ /dev/null @@ -1,65 +0,0 @@ -#ifndef _I386_PTRACE_H -#define _I386_PTRACE_H - -#include <asm/ptrace-abi.h> - -/* this struct defines the way the registers are stored on the - stack during a system call. */ - -struct pt_regs { - long ebx; - long ecx; - long edx; - long esi; - long edi; - long ebp; - long eax; - int xds; - int xes; - int xfs; - /* int xgs; */ - long orig_eax; - long eip; - int xcs; - long eflags; - long esp; - int xss; -}; - -#ifdef __KERNEL__ - -#include <asm/vm86.h> -#include <asm/segment.h> - -struct task_struct; -extern void send_sigtrap(struct task_struct *tsk, struct pt_regs *regs, int error_code); - -/* - * user_mode_vm(regs) determines whether a register set came from user mode. - * This is true if V8086 mode was enabled OR if the register set was from - * protected mode with RPL-3 CS value. This tricky test checks that with - * one comparison. Many places in the kernel can bypass this full check - * if they have already ruled out V8086 mode, so user_mode(regs) can be used. - */ -static inline int user_mode(struct pt_regs *regs) -{ - return (regs->xcs & SEGMENT_RPL_MASK) == USER_RPL; -} -static inline int user_mode_vm(struct pt_regs *regs) -{ - return ((regs->xcs & SEGMENT_RPL_MASK) | (regs->eflags & VM_MASK)) >= USER_RPL; -} -static inline int v8086_mode(struct pt_regs *regs) -{ - return (regs->eflags & VM_MASK); -} - -#define instruction_pointer(regs) ((regs)->eip) -#define frame_pointer(regs) ((regs)->ebp) -#define stack_pointer(regs) ((regs)->esp) -#define regs_return_value(regs) ((regs)->eax) - -extern unsigned long profile_pc(struct pt_regs *regs); -#endif /* __KERNEL__ */ - -#endif diff --git a/include/asm-x86/ptrace_64.h b/include/asm-x86/ptrace_64.h deleted file mode 100644 index 7bfe61e1b70..00000000000 --- a/include/asm-x86/ptrace_64.h +++ /dev/null @@ -1,80 +0,0 @@ -#ifndef _X86_64_PTRACE_H -#define _X86_64_PTRACE_H - -#include <linux/compiler.h> /* For __user */ -#include <asm/ptrace-abi.h> - -#ifndef __ASSEMBLY__ - -struct pt_regs { - unsigned long r15; - unsigned long r14; - unsigned long r13; - unsigned long r12; - unsigned long rbp; - unsigned long rbx; -/* arguments: non interrupts/non tracing syscalls only save upto here*/ - unsigned long r11; - unsigned long r10; - unsigned long r9; - unsigned long r8; - unsigned long rax; - unsigned long rcx; - unsigned long rdx; - unsigned long rsi; - unsigned long rdi; - unsigned long orig_rax; -/* end of arguments */ -/* cpu exception frame or undefined */ - unsigned long rip; - unsigned long cs; - unsigned long eflags; - unsigned long rsp; - unsigned long ss; -/* top of stack page */ -}; - -#endif - -#if defined(__KERNEL__) && !defined(__ASSEMBLY__) -#define user_mode(regs) (!!((regs)->cs & 3)) -#define user_mode_vm(regs) user_mode(regs) -#define instruction_pointer(regs) ((regs)->rip) -#define frame_pointer(regs) ((regs)->rbp) -#define stack_pointer(regs) ((regs)->rsp) -#define regs_return_value(regs) ((regs)->rax) - -extern unsigned long profile_pc(struct pt_regs *regs); -void signal_fault(struct pt_regs *regs, void __user *frame, char *where); - -struct task_struct; - -extern unsigned long -convert_rip_to_linear(struct task_struct *child, struct pt_regs *regs); - -enum { - EF_CF = 0x00000001, - EF_PF = 0x00000004, - EF_AF = 0x00000010, - EF_ZF = 0x00000040, - EF_SF = 0x00000080, - EF_TF = 0x00000100, - EF_IE = 0x00000200, - EF_DF = 0x00000400, - EF_OF = 0x00000800, - EF_IOPL = 0x00003000, - EF_IOPL_RING0 = 0x00000000, - EF_IOPL_RING1 = 0x00001000, - EF_IOPL_RING2 = 0x00002000, - EF_NT = 0x00004000, /* nested task */ - EF_RF = 0x00010000, /* resume */ - EF_VM = 0x00020000, /* virtual mode */ - EF_AC = 0x00040000, /* alignment */ - EF_VIF = 0x00080000, /* virtual interrupt */ - EF_VIP = 0x00100000, /* virtual interrupt pending */ - EF_ID = 0x00200000, /* id */ -}; - -#endif - -#endif diff --git a/include/asm-x86/required-features.h b/include/asm-x86/required-features.h index 8b64f3ea2b7..7400d3ad75c 100644 --- a/include/asm-x86/required-features.h +++ b/include/asm-x86/required-features.h @@ -1,5 +1,72 @@ -#ifdef CONFIG_X86_32 -# include "required-features_32.h" +#ifndef _ASM_REQUIRED_FEATURES_H +#define _ASM_REQUIRED_FEATURES_H 1 + +/* Define minimum CPUID feature set for kernel These bits are checked + really early to actually display a visible error message before the + kernel dies. Make sure to assign features to the proper mask! + + Some requirements that are not in CPUID yet are also in the + CONFIG_X86_MINIMUM_CPU_FAMILY which is checked too. + + The real information is in arch/x86/Kconfig.cpu, this just converts + the CONFIGs into a bitmask */ + +#ifndef CONFIG_MATH_EMULATION +# define NEED_FPU (1<<(X86_FEATURE_FPU & 31)) #else -# include "required-features_64.h" +# define NEED_FPU 0 +#endif + +#if defined(CONFIG_X86_PAE) || defined(CONFIG_X86_64) +# define NEED_PAE (1<<(X86_FEATURE_PAE & 31)) +# define NEED_CX8 (1<<(X86_FEATURE_CX8 & 31)) +#else +# define NEED_PAE 0 +# define NEED_CX8 0 +#endif + +#if defined(CONFIG_X86_CMOV) || defined(CONFIG_X86_64) +# define NEED_CMOV (1<<(X86_FEATURE_CMOV & 31)) +#else +# define NEED_CMOV 0 +#endif + +#ifdef CONFIG_X86_USE_3DNOW +# define NEED_3DNOW (1<<(X86_FEATURE_3DNOW & 31)) +#else +# define NEED_3DNOW 0 +#endif + +#ifdef CONFIG_X86_64 +#define NEED_PSE (1<<(X86_FEATURE_PSE & 31)) +#define NEED_MSR (1<<(X86_FEATURE_MSR & 31)) +#define NEED_PGE (1<<(X86_FEATURE_PGE & 31)) +#define NEED_FXSR (1<<(X86_FEATURE_FXSR & 31)) +#define NEED_XMM (1<<(X86_FEATURE_XMM & 31)) +#define NEED_XMM2 (1<<(X86_FEATURE_XMM2 & 31)) +#define NEED_LM (1<<(X86_FEATURE_LM & 31)) +#else +#define NEED_PSE 0 +#define NEED_MSR 0 +#define NEED_PGE 0 +#define NEED_FXSR 0 +#define NEED_XMM 0 +#define NEED_XMM2 0 +#define NEED_LM 0 +#endif + +#define REQUIRED_MASK0 (NEED_FPU|NEED_PSE|NEED_MSR|NEED_PAE|\ + NEED_CX8|NEED_PGE|NEED_FXSR|NEED_CMOV|\ + NEED_XMM|NEED_XMM2) +#define SSE_MASK (NEED_XMM|NEED_XMM2) + +#define REQUIRED_MASK1 (NEED_LM|NEED_3DNOW) + +#define REQUIRED_MASK2 0 +#define REQUIRED_MASK3 0 +#define REQUIRED_MASK4 0 +#define REQUIRED_MASK5 0 +#define REQUIRED_MASK6 0 +#define REQUIRED_MASK7 0 + #endif diff --git a/include/asm-x86/required-features_32.h b/include/asm-x86/required-features_32.h deleted file mode 100644 index 618feb98f9f..00000000000 --- a/include/asm-x86/required-features_32.h +++ /dev/null @@ -1,55 +0,0 @@ -#ifndef _ASM_REQUIRED_FEATURES_H -#define _ASM_REQUIRED_FEATURES_H 1 - -/* Define minimum CPUID feature set for kernel These bits are checked - really early to actually display a visible error message before the - kernel dies. Make sure to assign features to the proper mask! - - Some requirements that are not in CPUID yet are also in the - CONFIG_X86_MINIMUM_CPU_FAMILY which is checked too. - - The real information is in arch/i386/Kconfig.cpu, this just converts - the CONFIGs into a bitmask */ - -#ifndef CONFIG_MATH_EMULATION -# define NEED_FPU (1<<(X86_FEATURE_FPU & 31)) -#else -# define NEED_FPU 0 -#endif - -#ifdef CONFIG_X86_PAE -# define NEED_PAE (1<<(X86_FEATURE_PAE & 31)) -#else -# define NEED_PAE 0 -#endif - -#ifdef CONFIG_X86_CMOV -# define NEED_CMOV (1<<(X86_FEATURE_CMOV & 31)) -#else -# define NEED_CMOV 0 -#endif - -#ifdef CONFIG_X86_PAE -# define NEED_CX8 (1<<(X86_FEATURE_CX8 & 31)) -#else -# define NEED_CX8 0 -#endif - -#define REQUIRED_MASK0 (NEED_FPU|NEED_PAE|NEED_CMOV|NEED_CX8) - -#ifdef CONFIG_X86_USE_3DNOW -# define NEED_3DNOW (1<<(X86_FEATURE_3DNOW & 31)) -#else -# define NEED_3DNOW 0 -#endif - -#define REQUIRED_MASK1 (NEED_3DNOW) - -#define REQUIRED_MASK2 0 -#define REQUIRED_MASK3 0 -#define REQUIRED_MASK4 0 -#define REQUIRED_MASK5 0 -#define REQUIRED_MASK6 0 -#define REQUIRED_MASK7 0 - -#endif diff --git a/include/asm-x86/required-features_64.h b/include/asm-x86/required-features_64.h deleted file mode 100644 index e80d5761b00..00000000000 --- a/include/asm-x86/required-features_64.h +++ /dev/null @@ -1,46 +0,0 @@ -#ifndef _ASM_REQUIRED_FEATURES_H -#define _ASM_REQUIRED_FEATURES_H 1 - -/* Define minimum CPUID feature set for kernel These bits are checked - really early to actually display a visible error message before the - kernel dies. Make sure to assign features to the proper mask! - - The real information is in arch/x86_64/Kconfig.cpu, this just converts - the CONFIGs into a bitmask */ - -/* x86-64 baseline features */ -#define NEED_FPU (1<<(X86_FEATURE_FPU & 31)) -#define NEED_PSE (1<<(X86_FEATURE_PSE & 31)) -#define NEED_MSR (1<<(X86_FEATURE_MSR & 31)) -#define NEED_PAE (1<<(X86_FEATURE_PAE & 31)) -#define NEED_CX8 (1<<(X86_FEATURE_CX8 & 31)) -#define NEED_PGE (1<<(X86_FEATURE_PGE & 31)) -#define NEED_FXSR (1<<(X86_FEATURE_FXSR & 31)) -#define NEED_CMOV (1<<(X86_FEATURE_CMOV & 31)) -#define NEED_XMM (1<<(X86_FEATURE_XMM & 31)) -#define NEED_XMM2 (1<<(X86_FEATURE_XMM2 & 31)) - -#define REQUIRED_MASK0 (NEED_FPU|NEED_PSE|NEED_MSR|NEED_PAE|\ - NEED_CX8|NEED_PGE|NEED_FXSR|NEED_CMOV|\ - NEED_XMM|NEED_XMM2) -#define SSE_MASK (NEED_XMM|NEED_XMM2) - -/* x86-64 baseline features */ -#define NEED_LM (1<<(X86_FEATURE_LM & 31)) - -#ifdef CONFIG_X86_USE_3DNOW -# define NEED_3DNOW (1<<(X86_FEATURE_3DNOW & 31)) -#else -# define NEED_3DNOW 0 -#endif - -#define REQUIRED_MASK1 (NEED_LM|NEED_3DNOW) - -#define REQUIRED_MASK2 0 -#define REQUIRED_MASK3 0 -#define REQUIRED_MASK4 0 -#define REQUIRED_MASK5 0 -#define REQUIRED_MASK6 0 -#define REQUIRED_MASK7 0 - -#endif diff --git a/include/asm-x86/setup.h b/include/asm-x86/setup.h index 81c0d98bb1c..24d786e07b4 100644 --- a/include/asm-x86/setup.h +++ b/include/asm-x86/setup.h @@ -1,13 +1,63 @@ +#ifndef _ASM_X86_SETUP_H +#define _ASM_X86_SETUP_H + +#define COMMAND_LINE_SIZE 2048 + #ifdef __KERNEL__ -# ifdef CONFIG_X86_32 -# include "setup_32.h" -# else -# include "setup_64.h" -# endif -#else -# ifdef __i386__ -# include "setup_32.h" -# else -# include "setup_64.h" -# endif + +#ifdef __i386__ + +#include <linux/pfn.h> +/* + * Reserved space for vmalloc and iomap - defined in asm/page.h + */ +#define MAXMEM_PFN PFN_DOWN(MAXMEM) +#define MAX_NONPAE_PFN (1 << 20) + +#endif /* __i386__ */ + +#define PARAM_SIZE 4096 /* sizeof(struct boot_params) */ + +#define OLD_CL_MAGIC 0xA33F +#define OLD_CL_ADDRESS 0x020 /* Relative to real mode data */ +#define NEW_CL_POINTER 0x228 /* Relative to real mode data */ + +#ifndef __ASSEMBLY__ +#include <asm/bootparam.h> + +#ifndef _SETUP + +/* + * This is set up by the setup-routine at boot-time + */ +extern struct boot_params boot_params; + +#ifdef __i386__ +/* + * Do NOT EVER look at the BIOS memory size location. + * It does not work on many machines. + */ +#define LOWMEMSIZE() (0x9f000) + +struct e820entry; + +char * __init machine_specific_memory_setup(void); +char *memory_setup(void); + +int __init copy_e820_map(struct e820entry * biosmap, int nr_map); +int __init sanitize_e820_map(struct e820entry * biosmap, char * pnr_map); +void __init add_memory_region(unsigned long long start, + unsigned long long size, int type); + +extern unsigned long init_pg_tables_end; + +#ifndef CONFIG_PARAVIRT +#define paravirt_post_allocator_init() do {} while (0) #endif + +#endif /* __i386__ */ +#endif /* _SETUP */ +#endif /* __ASSEMBLY__ */ +#endif /* __KERNEL__ */ + +#endif /* _ASM_X86_SETUP_H */ diff --git a/include/asm-x86/setup_32.h b/include/asm-x86/setup_32.h deleted file mode 100644 index 7a57ca8a179..00000000000 --- a/include/asm-x86/setup_32.h +++ /dev/null @@ -1,63 +0,0 @@ -/* - * Just a place holder. We don't want to have to test x86 before - * we include stuff - */ - -#ifndef _i386_SETUP_H -#define _i386_SETUP_H - -#define COMMAND_LINE_SIZE 2048 - -#ifdef __KERNEL__ -#include <linux/pfn.h> - -/* - * Reserved space for vmalloc and iomap - defined in asm/page.h - */ -#define MAXMEM_PFN PFN_DOWN(MAXMEM) -#define MAX_NONPAE_PFN (1 << 20) - -#define PARAM_SIZE 4096 - -#define OLD_CL_MAGIC_ADDR 0x90020 -#define OLD_CL_MAGIC 0xA33F -#define OLD_CL_BASE_ADDR 0x90000 -#define OLD_CL_OFFSET 0x90022 -#define NEW_CL_POINTER 0x228 /* Relative to real mode data */ - -#ifndef __ASSEMBLY__ - -#include <asm/bootparam.h> - -/* - * This is set up by the setup-routine at boot-time - */ -extern struct boot_params boot_params; - -/* - * Do NOT EVER look at the BIOS memory size location. - * It does not work on many machines. - */ -#define LOWMEMSIZE() (0x9f000) - -struct e820entry; - -char * __init machine_specific_memory_setup(void); -char *memory_setup(void); - -int __init copy_e820_map(struct e820entry * biosmap, int nr_map); -int __init sanitize_e820_map(struct e820entry * biosmap, char * pnr_map); -void __init add_memory_region(unsigned long long start, - unsigned long long size, int type); - -extern unsigned long init_pg_tables_end; - -#ifndef CONFIG_PARAVIRT -#define paravirt_post_allocator_init() do {} while (0) -#endif - -#endif /* __ASSEMBLY__ */ - -#endif /* __KERNEL__ */ - -#endif /* _i386_SETUP_H */ diff --git a/include/asm-x86/setup_64.h b/include/asm-x86/setup_64.h deleted file mode 100644 index a04aadcccf6..00000000000 --- a/include/asm-x86/setup_64.h +++ /dev/null @@ -1,19 +0,0 @@ -#ifndef _x8664_SETUP_H -#define _x8664_SETUP_H - -#define COMMAND_LINE_SIZE 2048 - -#ifdef __KERNEL__ - -#ifndef __ASSEMBLY__ -#include <asm/bootparam.h> - -/* - * This is set up by the setup-routine at boot-time - */ -extern struct boot_params boot_params; - -#endif /* not __ASSEMBLY__ */ -#endif /* __KERNEL__ */ - -#endif diff --git a/include/asm-x86/shmbuf.h b/include/asm-x86/shmbuf.h index e85f1cb1121..b51413b7497 100644 --- a/include/asm-x86/shmbuf.h +++ b/include/asm-x86/shmbuf.h @@ -1,13 +1,51 @@ -#ifdef __KERNEL__ -# ifdef CONFIG_X86_32 -# include "shmbuf_32.h" -# else -# include "shmbuf_64.h" -# endif -#else -# ifdef __i386__ -# include "shmbuf_32.h" -# else -# include "shmbuf_64.h" -# endif +#ifndef _ASM_X86_SHMBUF_H +#define _ASM_X86_SHMBUF_H + +/* + * The shmid64_ds structure for x86 architecture. + * Note extra padding because this structure is passed back and forth + * between kernel and user space. + * + * Pad space on 32 bit is left for: + * - 64-bit time_t to solve y2038 problem + * - 2 miscellaneous 32-bit values + * + * Pad space on 64 bit is left for: + * - 2 miscellaneous 64-bit values + */ + +struct shmid64_ds { + struct ipc64_perm shm_perm; /* operation perms */ + size_t shm_segsz; /* size of segment (bytes) */ + __kernel_time_t shm_atime; /* last attach time */ +#ifdef __i386__ + unsigned long __unused1; #endif + __kernel_time_t shm_dtime; /* last detach time */ +#ifdef __i386__ + unsigned long __unused2; +#endif + __kernel_time_t shm_ctime; /* last change time */ +#ifdef __i386__ + unsigned long __unused3; +#endif + __kernel_pid_t shm_cpid; /* pid of creator */ + __kernel_pid_t shm_lpid; /* pid of last operator */ + unsigned long shm_nattch; /* no. of current attaches */ + unsigned long __unused4; + unsigned long __unused5; +}; + +struct shminfo64 { + unsigned long shmmax; + unsigned long shmmin; + unsigned long shmmni; + unsigned long shmseg; + unsigned long shmall; + unsigned long __unused1; + unsigned long __unused2; + unsigned long __unused3; + unsigned long __unused4; +}; + +#endif /* _ASM_X86_SHMBUF_H */ diff --git a/include/asm-x86/shmbuf_32.h b/include/asm-x86/shmbuf_32.h deleted file mode 100644 index d1cdc3cb079..00000000000 --- a/include/asm-x86/shmbuf_32.h +++ /dev/null @@ -1,42 +0,0 @@ -#ifndef _I386_SHMBUF_H -#define _I386_SHMBUF_H - -/* - * The shmid64_ds structure for i386 architecture. - * Note extra padding because this structure is passed back and forth - * between kernel and user space. - * - * Pad space is left for: - * - 64-bit time_t to solve y2038 problem - * - 2 miscellaneous 32-bit values - */ - -struct shmid64_ds { - struct ipc64_perm shm_perm; /* operation perms */ - size_t shm_segsz; /* size of segment (bytes) */ - __kernel_time_t shm_atime; /* last attach time */ - unsigned long __unused1; - __kernel_time_t shm_dtime; /* last detach time */ - unsigned long __unused2; - __kernel_time_t shm_ctime; /* last change time */ - unsigned long __unused3; - __kernel_pid_t shm_cpid; /* pid of creator */ - __kernel_pid_t shm_lpid; /* pid of last operator */ - unsigned long shm_nattch; /* no. of current attaches */ - unsigned long __unused4; - unsigned long __unused5; -}; - -struct shminfo64 { - unsigned long shmmax; - unsigned long shmmin; - unsigned long shmmni; - unsigned long shmseg; - unsigned long shmall; - unsigned long __unused1; - unsigned long __unused2; - unsigned long __unused3; - unsigned long __unused4; -}; - -#endif /* _I386_SHMBUF_H */ diff --git a/include/asm-x86/shmbuf_64.h b/include/asm-x86/shmbuf_64.h deleted file mode 100644 index 5a6d6dda7c4..00000000000 --- a/include/asm-x86/shmbuf_64.h +++ /dev/null @@ -1,38 +0,0 @@ -#ifndef _X8664_SHMBUF_H -#define _X8664_SHMBUF_H - -/* - * The shmid64_ds structure for x8664 architecture. - * Note extra padding because this structure is passed back and forth - * between kernel and user space. - * - * Pad space is left for: - * - 2 miscellaneous 64-bit values - */ - -struct shmid64_ds { - struct ipc64_perm shm_perm; /* operation perms */ - size_t shm_segsz; /* size of segment (bytes) */ - __kernel_time_t shm_atime; /* last attach time */ - __kernel_time_t shm_dtime; /* last detach time */ - __kernel_time_t shm_ctime; /* last change time */ - __kernel_pid_t shm_cpid; /* pid of creator */ - __kernel_pid_t shm_lpid; /* pid of last operator */ - unsigned long shm_nattch; /* no. of current attaches */ - unsigned long __unused4; - unsigned long __unused5; -}; - -struct shminfo64 { - unsigned long shmmax; - unsigned long shmmin; - unsigned long shmmni; - unsigned long shmseg; - unsigned long shmall; - unsigned long __unused1; - unsigned long __unused2; - unsigned long __unused3; - unsigned long __unused4; -}; - -#endif diff --git a/include/asm-x86/sigcontext.h b/include/asm-x86/sigcontext.h index 0d16ceff159..c047f9dc342 100644 --- a/include/asm-x86/sigcontext.h +++ b/include/asm-x86/sigcontext.h @@ -1,13 +1,138 @@ -#ifdef __KERNEL__ -# ifdef CONFIG_X86_32 -# include "sigcontext_32.h" -# else -# include "sigcontext_64.h" -# endif -#else -# ifdef __i386__ -# include "sigcontext_32.h" -# else -# include "sigcontext_64.h" -# endif +#ifndef _ASM_X86_SIGCONTEXT_H +#define _ASM_X86_SIGCONTEXT_H + +#include <linux/compiler.h> +#include <asm/types.h> + +#ifdef __i386__ +/* + * As documented in the iBCS2 standard.. + * + * The first part of "struct _fpstate" is just the normal i387 + * hardware setup, the extra "status" word is used to save the + * coprocessor status word before entering the handler. + * + * Pentium III FXSR, SSE support + * Gareth Hughes <gareth@valinux.com>, May 2000 + * + * The FPU state data structure has had to grow to accommodate the + * extended FPU state required by the Streaming SIMD Extensions. + * There is no documented standard to accomplish this at the moment. + */ +struct _fpreg { + unsigned short significand[4]; + unsigned short exponent; +}; + +struct _fpxreg { + unsigned short significand[4]; + unsigned short exponent; + unsigned short padding[3]; +}; + +struct _xmmreg { + unsigned long element[4]; +}; + +struct _fpstate { + /* Regular FPU environment */ + unsigned long cw; + unsigned long sw; + unsigned long tag; + unsigned long ipoff; + unsigned long cssel; + unsigned long dataoff; + unsigned long datasel; + struct _fpreg _st[8]; + unsigned short status; + unsigned short magic; /* 0xffff = regular FPU data only */ + + /* FXSR FPU environment */ + unsigned long _fxsr_env[6]; /* FXSR FPU env is ignored */ + unsigned long mxcsr; + unsigned long reserved; + struct _fpxreg _fxsr_st[8]; /* FXSR FPU reg data is ignored */ + struct _xmmreg _xmm[8]; + unsigned long padding[56]; +}; + +#define X86_FXSR_MAGIC 0x0000 + +struct sigcontext { + unsigned short gs, __gsh; + unsigned short fs, __fsh; + unsigned short es, __esh; + unsigned short ds, __dsh; + unsigned long edi; + unsigned long esi; + unsigned long ebp; + unsigned long esp; + unsigned long ebx; + unsigned long edx; + unsigned long ecx; + unsigned long eax; + unsigned long trapno; + unsigned long err; + unsigned long eip; + unsigned short cs, __csh; + unsigned long eflags; + unsigned long esp_at_signal; + unsigned short ss, __ssh; + struct _fpstate __user * fpstate; + unsigned long oldmask; + unsigned long cr2; +}; + +#else /* __i386__ */ + +/* FXSAVE frame */ +/* Note: reserved1/2 may someday contain valuable data. Always save/restore + them when you change signal frames. */ +struct _fpstate { + __u16 cwd; + __u16 swd; + __u16 twd; /* Note this is not the same as the 32bit/x87/FSAVE twd */ + __u16 fop; + __u64 rip; + __u64 rdp; + __u32 mxcsr; + __u32 mxcsr_mask; + __u32 st_space[32]; /* 8*16 bytes for each FP-reg */ + __u32 xmm_space[64]; /* 16*16 bytes for each XMM-reg */ + __u32 reserved2[24]; +}; + +struct sigcontext { + unsigned long r8; + unsigned long r9; + unsigned long r10; + unsigned long r11; + unsigned long r12; + unsigned long r13; + unsigned long r14; + unsigned long r15; + unsigned long rdi; + unsigned long rsi; + unsigned long rbp; + unsigned long rbx; + unsigned long rdx; + unsigned long rax; + unsigned long rcx; + unsigned long rsp; + unsigned long rip; + unsigned long eflags; /* RFLAGS */ + unsigned short cs; + unsigned short gs; + unsigned short fs; + unsigned short __pad0; + unsigned long err; + unsigned long trapno; + unsigned long oldmask; + unsigned long cr2; + struct _fpstate __user *fpstate; /* zero when no FPU context */ + unsigned long reserved1[8]; +}; + +#endif /* !__i386__ */ + #endif diff --git a/include/asm-x86/sigcontext_32.h b/include/asm-x86/sigcontext_32.h deleted file mode 100644 index aaef089a778..00000000000 --- a/include/asm-x86/sigcontext_32.h +++ /dev/null @@ -1,85 +0,0 @@ -#ifndef _ASMi386_SIGCONTEXT_H -#define _ASMi386_SIGCONTEXT_H - -#include <linux/compiler.h> - -/* - * As documented in the iBCS2 standard.. - * - * The first part of "struct _fpstate" is just the normal i387 - * hardware setup, the extra "status" word is used to save the - * coprocessor status word before entering the handler. - * - * Pentium III FXSR, SSE support - * Gareth Hughes <gareth@valinux.com>, May 2000 - * - * The FPU state data structure has had to grow to accommodate the - * extended FPU state required by the Streaming SIMD Extensions. - * There is no documented standard to accomplish this at the moment. - */ -struct _fpreg { - unsigned short significand[4]; - unsigned short exponent; -}; - -struct _fpxreg { - unsigned short significand[4]; - unsigned short exponent; - unsigned short padding[3]; -}; - -struct _xmmreg { - unsigned long element[4]; -}; - -struct _fpstate { - /* Regular FPU environment */ - unsigned long cw; - unsigned long sw; - unsigned long tag; - unsigned long ipoff; - unsigned long cssel; - unsigned long dataoff; - unsigned long datasel; - struct _fpreg _st[8]; - unsigned short status; - unsigned short magic; /* 0xffff = regular FPU data only */ - - /* FXSR FPU environment */ - unsigned long _fxsr_env[6]; /* FXSR FPU env is ignored */ - unsigned long mxcsr; - unsigned long reserved; - struct _fpxreg _fxsr_st[8]; /* FXSR FPU reg data is ignored */ - struct _xmmreg _xmm[8]; - unsigned long padding[56]; -}; - -#define X86_FXSR_MAGIC 0x0000 - -struct sigcontext { - unsigned short gs, __gsh; - unsigned short fs, __fsh; - unsigned short es, __esh; - unsigned short ds, __dsh; - unsigned long edi; - unsigned long esi; - unsigned long ebp; - unsigned long esp; - unsigned long ebx; - unsigned long edx; - unsigned long ecx; - unsigned long eax; - unsigned long trapno; - unsigned long err; - unsigned long eip; - unsigned short cs, __csh; - unsigned long eflags; - unsigned long esp_at_signal; - unsigned short ss, __ssh; - struct _fpstate __user * fpstate; - unsigned long oldmask; - unsigned long cr2; -}; - - -#endif diff --git a/include/asm-x86/sigcontext_64.h b/include/asm-x86/sigcontext_64.h deleted file mode 100644 index b4e40236666..00000000000 --- a/include/asm-x86/sigcontext_64.h +++ /dev/null @@ -1,55 +0,0 @@ -#ifndef _ASM_X86_64_SIGCONTEXT_H -#define _ASM_X86_64_SIGCONTEXT_H - -#include <asm/types.h> -#include <linux/compiler.h> - -/* FXSAVE frame */ -/* Note: reserved1/2 may someday contain valuable data. Always save/restore - them when you change signal frames. */ -struct _fpstate { - __u16 cwd; - __u16 swd; - __u16 twd; /* Note this is not the same as the 32bit/x87/FSAVE twd */ - __u16 fop; - __u64 rip; - __u64 rdp; - __u32 mxcsr; - __u32 mxcsr_mask; - __u32 st_space[32]; /* 8*16 bytes for each FP-reg */ - __u32 xmm_space[64]; /* 16*16 bytes for each XMM-reg */ - __u32 reserved2[24]; -}; - -struct sigcontext { - unsigned long r8; - unsigned long r9; - unsigned long r10; - unsigned long r11; - unsigned long r12; - unsigned long r13; - unsigned long r14; - unsigned long r15; - unsigned long rdi; - unsigned long rsi; - unsigned long rbp; - unsigned long rbx; - unsigned long rdx; - unsigned long rax; - unsigned long rcx; - unsigned long rsp; - unsigned long rip; - unsigned long eflags; /* RFLAGS */ - unsigned short cs; - unsigned short gs; - unsigned short fs; - unsigned short __pad0; - unsigned long err; - unsigned long trapno; - unsigned long oldmask; - unsigned long cr2; - struct _fpstate __user *fpstate; /* zero when no FPU context */ - unsigned long reserved1[8]; -}; - -#endif diff --git a/include/asm-x86/signal.h b/include/asm-x86/signal.h index bf5a63f457d..987a422a2c7 100644 --- a/include/asm-x86/signal.h +++ b/include/asm-x86/signal.h @@ -1,13 +1,266 @@ +#ifndef _ASM_X86_SIGNAL_H +#define _ASM_X86_SIGNAL_H + +#ifndef __ASSEMBLY__ +#include <linux/types.h> +#include <linux/time.h> +#include <linux/compiler.h> + +/* Avoid too many header ordering problems. */ +struct siginfo; + #ifdef __KERNEL__ -# ifdef CONFIG_X86_32 -# include "signal_32.h" -# else -# include "signal_64.h" -# endif +#include <linux/linkage.h> + +/* Most things should be clean enough to redefine this at will, if care + is taken to make libc match. */ + +#define _NSIG 64 + +#ifdef __i386__ +# define _NSIG_BPW 32 #else -# ifdef __i386__ -# include "signal_32.h" -# else -# include "signal_64.h" -# endif +# define _NSIG_BPW 64 +#endif + +#define _NSIG_WORDS (_NSIG / _NSIG_BPW) + +typedef unsigned long old_sigset_t; /* at least 32 bits */ + +typedef struct { + unsigned long sig[_NSIG_WORDS]; +} sigset_t; + +#else +/* Here we must cater to libcs that poke about in kernel headers. */ + +#define NSIG 32 +typedef unsigned long sigset_t; + +#endif /* __KERNEL__ */ +#endif /* __ASSEMBLY__ */ + +#define SIGHUP 1 +#define SIGINT 2 +#define SIGQUIT 3 +#define SIGILL 4 +#define SIGTRAP 5 +#define SIGABRT 6 +#define SIGIOT 6 +#define SIGBUS 7 +#define SIGFPE 8 +#define SIGKILL 9 +#define SIGUSR1 10 +#define SIGSEGV 11 +#define SIGUSR2 12 +#define SIGPIPE 13 +#define SIGALRM 14 +#define SIGTERM 15 +#define SIGSTKFLT 16 +#define SIGCHLD 17 +#define SIGCONT 18 +#define SIGSTOP 19 +#define SIGTSTP 20 +#define SIGTTIN 21 +#define SIGTTOU 22 +#define SIGURG 23 +#define SIGXCPU 24 +#define SIGXFSZ 25 +#define SIGVTALRM 26 +#define SIGPROF 27 +#define SIGWINCH 28 +#define SIGIO 29 +#define SIGPOLL SIGIO +/* +#define SIGLOST 29 +*/ +#define SIGPWR 30 +#define SIGSYS 31 +#define SIGUNUSED 31 + +/* These should not be considered constants from userland. */ +#define SIGRTMIN 32 +#define SIGRTMAX _NSIG + +/* + * SA_FLAGS values: + * + * SA_ONSTACK indicates that a registered stack_t will be used. + * SA_RESTART flag to get restarting signals (which were the default long ago) + * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop. + * SA_RESETHAND clears the handler when the signal is delivered. + * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies. + * SA_NODEFER prevents the current signal from being masked in the handler. + * + * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single + * Unix names RESETHAND and NODEFER respectively. + */ +#define SA_NOCLDSTOP 0x00000001u +#define SA_NOCLDWAIT 0x00000002u +#define SA_SIGINFO 0x00000004u +#define SA_ONSTACK 0x08000000u +#define SA_RESTART 0x10000000u +#define SA_NODEFER 0x40000000u +#define SA_RESETHAND 0x80000000u + +#define SA_NOMASK SA_NODEFER +#define SA_ONESHOT SA_RESETHAND + +#define SA_RESTORER 0x04000000 + +/* + * sigaltstack controls + */ +#define SS_ONSTACK 1 +#define SS_DISABLE 2 + +#define MINSIGSTKSZ 2048 +#define SIGSTKSZ 8192 + +#include <asm-generic/signal.h> + +#ifndef __ASSEMBLY__ + +#ifdef __i386__ +# ifdef __KERNEL__ +struct old_sigaction { + __sighandler_t sa_handler; + old_sigset_t sa_mask; + unsigned long sa_flags; + __sigrestore_t sa_restorer; +}; + +struct sigaction { + __sighandler_t sa_handler; + unsigned long sa_flags; + __sigrestore_t sa_restorer; + sigset_t sa_mask; /* mask last for extensibility */ +}; + +struct k_sigaction { + struct sigaction sa; +}; +# else /* __KERNEL__ */ +/* Here we must cater to libcs that poke about in kernel headers. */ + +struct sigaction { + union { + __sighandler_t _sa_handler; + void (*_sa_sigaction)(int, struct siginfo *, void *); + } _u; + sigset_t sa_mask; + unsigned long sa_flags; + void (*sa_restorer)(void); +}; + +#define sa_handler _u._sa_handler +#define sa_sigaction _u._sa_sigaction + +# endif /* ! __KERNEL__ */ +#else /* __i386__ */ + +struct sigaction { + __sighandler_t sa_handler; + unsigned long sa_flags; + __sigrestore_t sa_restorer; + sigset_t sa_mask; /* mask last for extensibility */ +}; + +struct k_sigaction { + struct sigaction sa; +}; + +#endif /* !__i386__ */ + +typedef struct sigaltstack { + void __user *ss_sp; + int ss_flags; + size_t ss_size; +} stack_t; + +#ifdef __KERNEL__ +#include <asm/sigcontext.h> + +#ifdef __386__ + +#define __HAVE_ARCH_SIG_BITOPS + +#define sigaddset(set,sig) \ + (__builtin_constantp(sig) ? \ + __const_sigaddset((set),(sig)) : \ + __gen_sigaddset((set),(sig))) + +static __inline__ void __gen_sigaddset(sigset_t *set, int _sig) +{ + __asm__("btsl %1,%0" : "+m"(*set) : "Ir"(_sig - 1) : "cc"); +} + +static __inline__ void __const_sigaddset(sigset_t *set, int _sig) +{ + unsigned long sig = _sig - 1; + set->sig[sig / _NSIG_BPW] |= 1 << (sig % _NSIG_BPW); +} + +#define sigdelset(set,sig) \ + (__builtin_constant_p(sig) ? \ + __const_sigdelset((set),(sig)) : \ + __gen_sigdelset((set),(sig))) + + +static __inline__ void __gen_sigdelset(sigset_t *set, int _sig) +{ + __asm__("btrl %1,%0" : "+m"(*set) : "Ir"(_sig - 1) : "cc"); +} + +static __inline__ void __const_sigdelset(sigset_t *set, int _sig) +{ + unsigned long sig = _sig - 1; + set->sig[sig / _NSIG_BPW] &= ~(1 << (sig % _NSIG_BPW)); +} + +static __inline__ int __const_sigismember(sigset_t *set, int _sig) +{ + unsigned long sig = _sig - 1; + return 1 & (set->sig[sig / _NSIG_BPW] >> (sig % _NSIG_BPW)); +} + +static __inline__ int __gen_sigismember(sigset_t *set, int _sig) +{ + int ret; + __asm__("btl %2,%1\n\tsbbl %0,%0" + : "=r"(ret) : "m"(*set), "Ir"(_sig-1) : "cc"); + return ret; +} + +#define sigismember(set,sig) \ + (__builtin_constant_p(sig) ? \ + __const_sigismember((set),(sig)) : \ + __gen_sigismember((set),(sig))) + +static __inline__ int sigfindinword(unsigned long word) +{ + __asm__("bsfl %1,%0" : "=r"(word) : "rm"(word) : "cc"); + return word; +} + +struct pt_regs; + +#define ptrace_signal_deliver(regs, cookie) \ + do { \ + if (current->ptrace & PT_DTRACE) { \ + current->ptrace &= ~PT_DTRACE; \ + (regs)->eflags &= ~TF_MASK; \ + } \ + } while (0) + +#else /* __i386__ */ + +#undef __HAVE_ARCH_SIG_BITOPS + +#define ptrace_signal_deliver(regs, cookie) do { } while (0) + +#endif /* !__i386__ */ +#endif /* __KERNEL__ */ +#endif /* __ASSEMBLY__ */ + #endif diff --git a/include/asm-x86/signal_32.h b/include/asm-x86/signal_32.h deleted file mode 100644 index c3e8adec591..00000000000 --- a/include/asm-x86/signal_32.h +++ /dev/null @@ -1,232 +0,0 @@ -#ifndef _ASMi386_SIGNAL_H -#define _ASMi386_SIGNAL_H - -#include <linux/types.h> -#include <linux/time.h> -#include <linux/compiler.h> - -/* Avoid too many header ordering problems. */ -struct siginfo; - -#ifdef __KERNEL__ - -#include <linux/linkage.h> - -/* Most things should be clean enough to redefine this at will, if care - is taken to make libc match. */ - -#define _NSIG 64 -#define _NSIG_BPW 32 -#define _NSIG_WORDS (_NSIG / _NSIG_BPW) - -typedef unsigned long old_sigset_t; /* at least 32 bits */ - -typedef struct { - unsigned long sig[_NSIG_WORDS]; -} sigset_t; - -#else -/* Here we must cater to libcs that poke about in kernel headers. */ - -#define NSIG 32 -typedef unsigned long sigset_t; - -#endif /* __KERNEL__ */ - -#define SIGHUP 1 -#define SIGINT 2 -#define SIGQUIT 3 -#define SIGILL 4 -#define SIGTRAP 5 -#define SIGABRT 6 -#define SIGIOT 6 -#define SIGBUS 7 -#define SIGFPE 8 -#define SIGKILL 9 -#define SIGUSR1 10 -#define SIGSEGV 11 -#define SIGUSR2 12 -#define SIGPIPE 13 -#define SIGALRM 14 -#define SIGTERM 15 -#define SIGSTKFLT 16 -#define SIGCHLD 17 -#define SIGCONT 18 -#define SIGSTOP 19 -#define SIGTSTP 20 -#define SIGTTIN 21 -#define SIGTTOU 22 -#define SIGURG 23 -#define SIGXCPU 24 -#define SIGXFSZ 25 -#define SIGVTALRM 26 -#define SIGPROF 27 -#define SIGWINCH 28 -#define SIGIO 29 -#define SIGPOLL SIGIO -/* -#define SIGLOST 29 -*/ -#define SIGPWR 30 -#define SIGSYS 31 -#define SIGUNUSED 31 - -/* These should not be considered constants from userland. */ -#define SIGRTMIN 32 -#define SIGRTMAX _NSIG - -/* - * SA_FLAGS values: - * - * SA_ONSTACK indicates that a registered stack_t will be used. - * SA_RESTART flag to get restarting signals (which were the default long ago) - * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop. - * SA_RESETHAND clears the handler when the signal is delivered. - * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies. - * SA_NODEFER prevents the current signal from being masked in the handler. - * - * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single - * Unix names RESETHAND and NODEFER respectively. - */ -#define SA_NOCLDSTOP 0x00000001u -#define SA_NOCLDWAIT 0x00000002u -#define SA_SIGINFO 0x00000004u -#define SA_ONSTACK 0x08000000u -#define SA_RESTART 0x10000000u -#define SA_NODEFER 0x40000000u -#define SA_RESETHAND 0x80000000u - -#define SA_NOMASK SA_NODEFER -#define SA_ONESHOT SA_RESETHAND - -#define SA_RESTORER 0x04000000 - -/* - * sigaltstack controls - */ -#define SS_ONSTACK 1 -#define SS_DISABLE 2 - -#define MINSIGSTKSZ 2048 -#define SIGSTKSZ 8192 - -#include <asm-generic/signal.h> - -#ifdef __KERNEL__ -struct old_sigaction { - __sighandler_t sa_handler; - old_sigset_t sa_mask; - unsigned long sa_flags; - __sigrestore_t sa_restorer; -}; - -struct sigaction { - __sighandler_t sa_handler; - unsigned long sa_flags; - __sigrestore_t sa_restorer; - sigset_t sa_mask; /* mask last for extensibility */ -}; - -struct k_sigaction { - struct sigaction sa; -}; -#else -/* Here we must cater to libcs that poke about in kernel headers. */ - -struct sigaction { - union { - __sighandler_t _sa_handler; - void (*_sa_sigaction)(int, struct siginfo *, void *); - } _u; - sigset_t sa_mask; - unsigned long sa_flags; - void (*sa_restorer)(void); -}; - -#define sa_handler _u._sa_handler -#define sa_sigaction _u._sa_sigaction - -#endif /* __KERNEL__ */ - -typedef struct sigaltstack { - void __user *ss_sp; - int ss_flags; - size_t ss_size; -} stack_t; - -#ifdef __KERNEL__ -#include <asm/sigcontext.h> - -#define __HAVE_ARCH_SIG_BITOPS - -#define sigaddset(set,sig) \ - (__builtin_constant_p(sig) ? \ - __const_sigaddset((set),(sig)) : \ - __gen_sigaddset((set),(sig))) - -static __inline__ void __gen_sigaddset(sigset_t *set, int _sig) -{ - __asm__("btsl %1,%0" : "+m"(*set) : "Ir"(_sig - 1) : "cc"); -} - -static __inline__ void __const_sigaddset(sigset_t *set, int _sig) -{ - unsigned long sig = _sig - 1; - set->sig[sig / _NSIG_BPW] |= 1 << (sig % _NSIG_BPW); -} - -#define sigdelset(set,sig) \ - (__builtin_constant_p(sig) ? \ - __const_sigdelset((set),(sig)) : \ - __gen_sigdelset((set),(sig))) - - -static __inline__ void __gen_sigdelset(sigset_t *set, int _sig) -{ - __asm__("btrl %1,%0" : "+m"(*set) : "Ir"(_sig - 1) : "cc"); -} - -static __inline__ void __const_sigdelset(sigset_t *set, int _sig) -{ - unsigned long sig = _sig - 1; - set->sig[sig / _NSIG_BPW] &= ~(1 << (sig % _NSIG_BPW)); -} - -static __inline__ int __const_sigismember(sigset_t *set, int _sig) -{ - unsigned long sig = _sig - 1; - return 1 & (set->sig[sig / _NSIG_BPW] >> (sig % _NSIG_BPW)); -} - -static __inline__ int __gen_sigismember(sigset_t *set, int _sig) -{ - int ret; - __asm__("btl %2,%1\n\tsbbl %0,%0" - : "=r"(ret) : "m"(*set), "Ir"(_sig-1) : "cc"); - return ret; -} - -#define sigismember(set,sig) \ - (__builtin_constant_p(sig) ? \ - __const_sigismember((set),(sig)) : \ - __gen_sigismember((set),(sig))) - -static __inline__ int sigfindinword(unsigned long word) -{ - __asm__("bsfl %1,%0" : "=r"(word) : "rm"(word) : "cc"); - return word; -} - -struct pt_regs; - -#define ptrace_signal_deliver(regs, cookie) \ - do { \ - if (current->ptrace & PT_DTRACE) { \ - current->ptrace &= ~PT_DTRACE; \ - (regs)->eflags &= ~TF_MASK; \ - } \ - } while (0) - -#endif /* __KERNEL__ */ - -#endif diff --git a/include/asm-x86/signal_64.h b/include/asm-x86/signal_64.h deleted file mode 100644 index 4581f978b29..00000000000 --- a/include/asm-x86/signal_64.h +++ /dev/null @@ -1,181 +0,0 @@ -#ifndef _ASMx8664_SIGNAL_H -#define _ASMx8664_SIGNAL_H - -#ifndef __ASSEMBLY__ -#include <linux/types.h> -#include <linux/time.h> - -/* Avoid too many header ordering problems. */ -struct siginfo; - -#ifdef __KERNEL__ -#include <linux/linkage.h> -/* Most things should be clean enough to redefine this at will, if care - is taken to make libc match. */ - -#define _NSIG 64 -#define _NSIG_BPW 64 -#define _NSIG_WORDS (_NSIG / _NSIG_BPW) - -typedef unsigned long old_sigset_t; /* at least 32 bits */ - -typedef struct { - unsigned long sig[_NSIG_WORDS]; -} sigset_t; - - -#else -/* Here we must cater to libcs that poke about in kernel headers. */ - -#define NSIG 32 -typedef unsigned long sigset_t; - -#endif /* __KERNEL__ */ -#endif - -#define SIGHUP 1 -#define SIGINT 2 -#define SIGQUIT 3 -#define SIGILL 4 -#define SIGTRAP 5 -#define SIGABRT 6 -#define SIGIOT 6 -#define SIGBUS 7 -#define SIGFPE 8 -#define SIGKILL 9 -#define SIGUSR1 10 -#define SIGSEGV 11 -#define SIGUSR2 12 -#define SIGPIPE 13 -#define SIGALRM 14 -#define SIGTERM 15 -#define SIGSTKFLT 16 -#define SIGCHLD 17 -#define SIGCONT 18 -#define SIGSTOP 19 -#define SIGTSTP 20 -#define SIGTTIN 21 -#define SIGTTOU 22 -#define SIGURG 23 -#define SIGXCPU 24 -#define SIGXFSZ 25 -#define SIGVTALRM 26 -#define SIGPROF 27 -#define SIGWINCH 28 -#define SIGIO 29 -#define SIGPOLL SIGIO -/* -#define SIGLOST 29 -*/ -#define SIGPWR 30 -#define SIGSYS 31 -#define SIGUNUSED 31 - -/* These should not be considered constants from userland. */ -#define SIGRTMIN 32 -#define SIGRTMAX _NSIG - -/* - * SA_FLAGS values: - * - * SA_ONSTACK indicates that a registered stack_t will be used. - * SA_RESTART flag to get restarting signals (which were the default long ago) - * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop. - * SA_RESETHAND clears the handler when the signal is delivered. - * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies. - * SA_NODEFER prevents the current signal from being masked in the handler. - * - * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single - * Unix names RESETHAND and NODEFER respectively. - */ -#define SA_NOCLDSTOP 0x00000001 -#define SA_NOCLDWAIT 0x00000002 -#define SA_SIGINFO 0x00000004 -#define SA_ONSTACK 0x08000000 -#define SA_RESTART 0x10000000 -#define SA_NODEFER 0x40000000 -#define SA_RESETHAND 0x80000000 - -#define SA_NOMASK SA_NODEFER -#define SA_ONESHOT SA_RESETHAND - -#define SA_RESTORER 0x04000000 - -/* - * sigaltstack controls - */ -#define SS_ONSTACK 1 -#define SS_DISABLE 2 - -#define MINSIGSTKSZ 2048 -#define SIGSTKSZ 8192 - -#include <asm-generic/signal.h> - -#ifndef __ASSEMBLY__ - -struct sigaction { - __sighandler_t sa_handler; - unsigned long sa_flags; - __sigrestore_t sa_restorer; - sigset_t sa_mask; /* mask last for extensibility */ -}; - -struct k_sigaction { - struct sigaction sa; -}; - -typedef struct sigaltstack { - void __user *ss_sp; - int ss_flags; - size_t ss_size; -} stack_t; - -#ifdef __KERNEL__ -#include <asm/sigcontext.h> - -#undef __HAVE_ARCH_SIG_BITOPS -#if 0 - -static inline void sigaddset(sigset_t *set, int _sig) -{ - __asm__("btsq %1,%0" : "=m"(*set) : "Ir"(_sig - 1) : "cc"); -} - -static inline void sigdelset(sigset_t *set, int _sig) -{ - __asm__("btrq %1,%0" : "=m"(*set) : "Ir"(_sig - 1) : "cc"); -} - -static inline int __const_sigismember(sigset_t *set, int _sig) -{ - unsigned long sig = _sig - 1; - return 1 & (set->sig[sig / _NSIG_BPW] >> (sig & ~(_NSIG_BPW-1))); -} - -static inline int __gen_sigismember(sigset_t *set, int _sig) -{ - int ret; - __asm__("btq %2,%1\n\tsbbq %0,%0" - : "=r"(ret) : "m"(*set), "Ir"(_sig-1) : "cc"); - return ret; -} - -#define sigismember(set,sig) \ - (__builtin_constant_p(sig) ? \ - __const_sigismember((set),(sig)) : \ - __gen_sigismember((set),(sig))) - -static inline int sigfindinword(unsigned long word) -{ - __asm__("bsfq %1,%0" : "=r"(word) : "rm"(word) : "cc"); - return word; -} -#endif -#endif - -#define ptrace_signal_deliver(regs, cookie) do { } while (0) - -#endif /* __KERNEL__ */ - -#endif diff --git a/include/asm-x86/smp_64.h b/include/asm-x86/smp_64.h index 6f0e0273b64..ab612b0ff27 100644 --- a/include/asm-x86/smp_64.h +++ b/include/asm-x86/smp_64.h @@ -76,6 +76,8 @@ extern unsigned __cpuinitdata disabled_cpus; #endif /* CONFIG_SMP */ +#define safe_smp_processor_id() smp_processor_id() + static inline int hard_smp_processor_id(void) { /* we don't want to mark this access volatile - bad code generation */ diff --git a/include/asm-x86/stat.h b/include/asm-x86/stat.h index 3ff6b50ef83..5c22dcb5d17 100644 --- a/include/asm-x86/stat.h +++ b/include/asm-x86/stat.h @@ -1,13 +1,114 @@ -#ifdef __KERNEL__ -# ifdef CONFIG_X86_32 -# include "stat_32.h" -# else -# include "stat_64.h" -# endif +#ifndef _ASM_X86_STAT_H +#define _ASM_X86_STAT_H + +#define STAT_HAVE_NSEC 1 + +#ifdef __i386__ +struct stat { + unsigned long st_dev; + unsigned long st_ino; + unsigned short st_mode; + unsigned short st_nlink; + unsigned short st_uid; + unsigned short st_gid; + unsigned long st_rdev; + unsigned long st_size; + unsigned long st_blksize; + unsigned long st_blocks; + unsigned long st_atime; + unsigned long st_atime_nsec; + unsigned long st_mtime; + unsigned long st_mtime_nsec; + unsigned long st_ctime; + unsigned long st_ctime_nsec; + unsigned long __unused4; + unsigned long __unused5; +}; + +#define STAT64_HAS_BROKEN_ST_INO 1 + +/* This matches struct stat64 in glibc2.1, hence the absolutely + * insane amounts of padding around dev_t's. + */ +struct stat64 { + unsigned long long st_dev; + unsigned char __pad0[4]; + + unsigned long __st_ino; + + unsigned int st_mode; + unsigned int st_nlink; + + unsigned long st_uid; + unsigned long st_gid; + + unsigned long long st_rdev; + unsigned char __pad3[4]; + + long long st_size; + unsigned long st_blksize; + + /* Number 512-byte blocks allocated. */ + unsigned long long st_blocks; + + unsigned long st_atime; + unsigned long st_atime_nsec; + + unsigned long st_mtime; + unsigned int st_mtime_nsec; + + unsigned long st_ctime; + unsigned long st_ctime_nsec; + + unsigned long long st_ino; +}; + +#else /* __i386__ */ + +struct stat { + unsigned long st_dev; + unsigned long st_ino; + unsigned long st_nlink; + + unsigned int st_mode; + unsigned int st_uid; + unsigned int st_gid; + unsigned int __pad0; + unsigned long st_rdev; + long st_size; + long st_blksize; + long st_blocks; /* Number 512-byte blocks allocated. */ + + unsigned long st_atime; + unsigned long st_atime_nsec; + unsigned long st_mtime; + unsigned long st_mtime_nsec; + unsigned long st_ctime; + unsigned long st_ctime_nsec; + long __unused[3]; +}; +#endif + +/* for 32bit emulation and 32 bit kernels */ +struct __old_kernel_stat { + unsigned short st_dev; + unsigned short st_ino; + unsigned short st_mode; + unsigned short st_nlink; + unsigned short st_uid; + unsigned short st_gid; + unsigned short st_rdev; +#ifdef __i386__ + unsigned long st_size; + unsigned long st_atime; + unsigned long st_mtime; + unsigned long st_ctime; #else -# ifdef __i386__ -# include "stat_32.h" -# else -# include "stat_64.h" -# endif + unsigned int st_size; + unsigned int st_atime; + unsigned int st_mtime; + unsigned int st_ctime; +#endif +}; + #endif diff --git a/include/asm-x86/stat_32.h b/include/asm-x86/stat_32.h deleted file mode 100644 index 67eae78323b..00000000000 --- a/include/asm-x86/stat_32.h +++ /dev/null @@ -1,77 +0,0 @@ -#ifndef _I386_STAT_H -#define _I386_STAT_H - -struct __old_kernel_stat { - unsigned short st_dev; - unsigned short st_ino; - unsigned short st_mode; - unsigned short st_nlink; - unsigned short st_uid; - unsigned short st_gid; - unsigned short st_rdev; - unsigned long st_size; - unsigned long st_atime; - unsigned long st_mtime; - unsigned long st_ctime; -}; - -struct stat { - unsigned long st_dev; - unsigned long st_ino; - unsigned short st_mode; - unsigned short st_nlink; - unsigned short st_uid; - unsigned short st_gid; - unsigned long st_rdev; - unsigned long st_size; - unsigned long st_blksize; - unsigned long st_blocks; - unsigned long st_atime; - unsigned long st_atime_nsec; - unsigned long st_mtime; - unsigned long st_mtime_nsec; - unsigned long st_ctime; - unsigned long st_ctime_nsec; - unsigned long __unused4; - unsigned long __unused5; -}; - -/* This matches struct stat64 in glibc2.1, hence the absolutely - * insane amounts of padding around dev_t's. - */ -struct stat64 { - unsigned long long st_dev; - unsigned char __pad0[4]; - -#define STAT64_HAS_BROKEN_ST_INO 1 - unsigned long __st_ino; - - unsigned int st_mode; - unsigned int st_nlink; - - unsigned long st_uid; - unsigned long st_gid; - - unsigned long long st_rdev; - unsigned char __pad3[4]; - - long long st_size; - unsigned long st_blksize; - - unsigned long long st_blocks; /* Number 512-byte blocks allocated. */ - - unsigned long st_atime; - unsigned long st_atime_nsec; - - unsigned long st_mtime; - unsigned int st_mtime_nsec; - - unsigned long st_ctime; - unsigned long st_ctime_nsec; - - unsigned long long st_ino; -}; - -#define STAT_HAVE_NSEC 1 - -#endif diff --git a/include/asm-x86/stat_64.h b/include/asm-x86/stat_64.h deleted file mode 100644 index fd9f00d560f..00000000000 --- a/include/asm-x86/stat_64.h +++ /dev/null @@ -1,44 +0,0 @@ -#ifndef _ASM_X86_64_STAT_H -#define _ASM_X86_64_STAT_H - -#define STAT_HAVE_NSEC 1 - -struct stat { - unsigned long st_dev; - unsigned long st_ino; - unsigned long st_nlink; - - unsigned int st_mode; - unsigned int st_uid; - unsigned int st_gid; - unsigned int __pad0; - unsigned long st_rdev; - long st_size; - long st_blksize; - long st_blocks; /* Number 512-byte blocks allocated. */ - - unsigned long st_atime; - unsigned long st_atime_nsec; - unsigned long st_mtime; - unsigned long st_mtime_nsec; - unsigned long st_ctime; - unsigned long st_ctime_nsec; - long __unused[3]; -}; - -/* For 32bit emulation */ -struct __old_kernel_stat { - unsigned short st_dev; - unsigned short st_ino; - unsigned short st_mode; - unsigned short st_nlink; - unsigned short st_uid; - unsigned short st_gid; - unsigned short st_rdev; - unsigned int st_size; - unsigned int st_atime; - unsigned int st_mtime; - unsigned int st_ctime; -}; - -#endif diff --git a/include/asm-x86/statfs.h b/include/asm-x86/statfs.h index 327fb5d7a14..7c651aa9725 100644 --- a/include/asm-x86/statfs.h +++ b/include/asm-x86/statfs.h @@ -1,13 +1,63 @@ -#ifdef __KERNEL__ -# ifdef CONFIG_X86_32 -# include "statfs_32.h" -# else -# include "statfs_64.h" -# endif +#ifndef _ASM_X86_STATFS_H +#define _ASM_X86_STATFS_H + +#ifdef __i386__ +#include <asm-generic/statfs.h> #else -# ifdef __i386__ -# include "statfs_32.h" -# else -# include "statfs_64.h" -# endif + +#ifndef __KERNEL_STRICT_NAMES + +#include <linux/types.h> + +typedef __kernel_fsid_t fsid_t; + +#endif + +/* + * This is ugly -- we're already 64-bit clean, so just duplicate the + * definitions. + */ +struct statfs { + long f_type; + long f_bsize; + long f_blocks; + long f_bfree; + long f_bavail; + long f_files; + long f_ffree; + __kernel_fsid_t f_fsid; + long f_namelen; + long f_frsize; + long f_spare[5]; +}; + +struct statfs64 { + long f_type; + long f_bsize; + long f_blocks; + long f_bfree; + long f_bavail; + long f_files; + long f_ffree; + __kernel_fsid_t f_fsid; + long f_namelen; + long f_frsize; + long f_spare[5]; +}; + +struct compat_statfs64 { + __u32 f_type; + __u32 f_bsize; + __u64 f_blocks; + __u64 f_bfree; + __u64 f_bavail; + __u64 f_files; + __u64 f_ffree; + __kernel_fsid_t f_fsid; + __u32 f_namelen; + __u32 f_frsize; + __u32 f_spare[5]; +} __attribute__((packed)); + +#endif /* !__i386__ */ #endif diff --git a/include/asm-x86/statfs_32.h b/include/asm-x86/statfs_32.h deleted file mode 100644 index 24972c17513..00000000000 --- a/include/asm-x86/statfs_32.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef _I386_STATFS_H -#define _I386_STATFS_H - -#include <asm-generic/statfs.h> - -#endif diff --git a/include/asm-x86/statfs_64.h b/include/asm-x86/statfs_64.h deleted file mode 100644 index b3f4718af30..00000000000 --- a/include/asm-x86/statfs_64.h +++ /dev/null @@ -1,58 +0,0 @@ -#ifndef _X86_64_STATFS_H -#define _X86_64_STATFS_H - -#ifndef __KERNEL_STRICT_NAMES - -#include <linux/types.h> - -typedef __kernel_fsid_t fsid_t; - -#endif - -/* - * This is ugly -- we're already 64-bit clean, so just duplicate the - * definitions. - */ -struct statfs { - long f_type; - long f_bsize; - long f_blocks; - long f_bfree; - long f_bavail; - long f_files; - long f_ffree; - __kernel_fsid_t f_fsid; - long f_namelen; - long f_frsize; - long f_spare[5]; -}; - -struct statfs64 { - long f_type; - long f_bsize; - long f_blocks; - long f_bfree; - long f_bavail; - long f_files; - long f_ffree; - __kernel_fsid_t f_fsid; - long f_namelen; - long f_frsize; - long f_spare[5]; -}; - -struct compat_statfs64 { - __u32 f_type; - __u32 f_bsize; - __u64 f_blocks; - __u64 f_bfree; - __u64 f_bavail; - __u64 f_files; - __u64 f_ffree; - __kernel_fsid_t f_fsid; - __u32 f_namelen; - __u32 f_frsize; - __u32 f_spare[5]; -} __attribute__((packed)); - -#endif diff --git a/include/asm-x86/suspend_64.h b/include/asm-x86/suspend_64.h index 9440a7a1b99..c505a76bcf6 100644 --- a/include/asm-x86/suspend_64.h +++ b/include/asm-x86/suspend_64.h @@ -3,6 +3,9 @@ * Based on code * Copyright 2001 Patrick Mochel <mochel@osdl.org> */ +#ifndef __ASM_X86_64_SUSPEND_H +#define __ASM_X86_64_SUSPEND_H + #include <asm/desc.h> #include <asm/i387.h> @@ -12,8 +15,9 @@ arch_prepare_suspend(void) return 0; } -/* Image of the saved processor state. If you touch this, fix acpi_wakeup.S. */ +/* Image of the saved processor state. If you touch this, fix acpi/wakeup.S. */ struct saved_context { + struct pt_regs regs; u16 ds, es, fs, gs, ss; unsigned long gs_base, gs_kernel_base, fs_base; unsigned long cr0, cr2, cr3, cr4, cr8; @@ -29,29 +33,16 @@ struct saved_context { unsigned long tr; unsigned long safety; unsigned long return_address; - unsigned long eflags; } __attribute__((packed)); -/* We'll access these from assembly, so we'd better have them outside struct */ -extern unsigned long saved_context_eax, saved_context_ebx, saved_context_ecx, saved_context_edx; -extern unsigned long saved_context_esp, saved_context_ebp, saved_context_esi, saved_context_edi; -extern unsigned long saved_context_r08, saved_context_r09, saved_context_r10, saved_context_r11; -extern unsigned long saved_context_r12, saved_context_r13, saved_context_r14, saved_context_r15; -extern unsigned long saved_context_eflags; - #define loaddebug(thread,register) \ set_debugreg((thread)->debugreg##register, register) extern void fix_processor_context(void); -extern unsigned long saved_rip; -extern unsigned long saved_rsp; -extern unsigned long saved_rbp; -extern unsigned long saved_rbx; -extern unsigned long saved_rsi; -extern unsigned long saved_rdi; - /* routines for saving/restoring kernel state */ extern int acpi_save_state_mem(void); extern char core_restore_code; extern char restore_registers; + +#endif /* __ASM_X86_64_SUSPEND_H */ diff --git a/include/scsi/scsi_eh.h b/include/scsi/scsi_eh.h index 44224ba4dd9..d21b8913ceb 100644 --- a/include/scsi/scsi_eh.h +++ b/include/scsi/scsi_eh.h @@ -1,6 +1,8 @@ #ifndef _SCSI_SCSI_EH_H #define _SCSI_SCSI_EH_H +#include <linux/scatterlist.h> + #include <scsi/scsi_cmnd.h> struct scsi_device; struct Scsi_Host; |