diff options
Diffstat (limited to 'arch/mn10300')
33 files changed, 179 insertions, 314 deletions
diff --git a/arch/mn10300/Makefile b/arch/mn10300/Makefile index dd0c8ff52a6..ac5c6bdb2f0 100644 --- a/arch/mn10300/Makefile +++ b/arch/mn10300/Makefile @@ -19,7 +19,7 @@ CCDIR := $(strip $(patsubst %/specs,%,$(CCSPECS))) KBUILD_CPPFLAGS += -nostdinc -I$(CCDIR)/include LDFLAGS := -OBJCOPYFLAGS := -O binary -R .note -R .comment -S +OBJCOPYFLAGS := -O binary -R .note -R .comment -R .GCC-command-line -R .note.gnu.build-id -S #LDFLAGS_vmlinux := -Map linkmap.txt CHECKFLAGS += diff --git a/arch/mn10300/configs/asb2303_defconfig b/arch/mn10300/configs/asb2303_defconfig index 3acce23708b..441920d8ff5 100644 --- a/arch/mn10300/configs/asb2303_defconfig +++ b/arch/mn10300/configs/asb2303_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.30-rc2 -# Sat Apr 18 11:13:22 2009 +# Linux kernel version: 2.6.33-rc1 +# Tue Dec 22 19:26:25 2009 # CONFIG_MN10300=y CONFIG_AM33=y @@ -22,6 +22,7 @@ CONFIG_GENERIC_HARDIRQS=y # CONFIG_HOTPLUG_CPU is not set CONFIG_HZ=1000 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" +CONFIG_CONSTRUCTORS=y # # General setup @@ -43,11 +44,10 @@ CONFIG_BSD_PROCESS_ACCT=y # # RCU Subsystem # -CONFIG_CLASSIC_RCU=y # CONFIG_TREE_RCU is not set -# CONFIG_PREEMPT_RCU is not set +# CONFIG_TREE_PREEMPT_RCU is not set +CONFIG_TINY_RCU=y # CONFIG_TREE_RCU_TRACE is not set -# CONFIG_PREEMPT_RCU_TRACE is not set # CONFIG_IKCONFIG is not set CONFIG_LOG_BUF_SHIFT=14 # CONFIG_GROUP_SCHED is not set @@ -62,7 +62,6 @@ CONFIG_ANON_INODES=y CONFIG_EMBEDDED=y CONFIG_SYSCTL_SYSCALL=y # CONFIG_KALLSYMS is not set -CONFIG_STRIP_ASM_SYMS=y # CONFIG_HOTPLUG is not set CONFIG_PRINTK=y CONFIG_BUG=y @@ -75,14 +74,22 @@ CONFIG_TIMERFD=y CONFIG_EVENTFD=y CONFIG_SHMEM=y CONFIG_AIO=y + +# +# Kernel Performance Events And Counters +# # CONFIG_VM_EVENT_COUNTERS is not set CONFIG_COMPAT_BRK=y CONFIG_SLAB=y # CONFIG_SLUB is not set # CONFIG_SLOB is not set CONFIG_PROFILING=y -# CONFIG_MARKERS is not set CONFIG_HAVE_OPROFILE=y +CONFIG_HAVE_ARCH_TRACEHOOK=y + +# +# GCOV-based kernel profiling +# # CONFIG_SLOW_WORK is not set # CONFIG_HAVE_GENERIC_DMA_COHERENT is not set CONFIG_SLABINFO=y @@ -90,6 +97,35 @@ CONFIG_RT_MUTEXES=y CONFIG_BASE_SMALL=0 # CONFIG_MODULES is not set # CONFIG_BLOCK is not set +# CONFIG_INLINE_SPIN_TRYLOCK is not set +# CONFIG_INLINE_SPIN_TRYLOCK_BH is not set +# CONFIG_INLINE_SPIN_LOCK is not set +# CONFIG_INLINE_SPIN_LOCK_BH is not set +# CONFIG_INLINE_SPIN_LOCK_IRQ is not set +# CONFIG_INLINE_SPIN_LOCK_IRQSAVE is not set +# CONFIG_INLINE_SPIN_UNLOCK is not set +# CONFIG_INLINE_SPIN_UNLOCK_BH is not set +# CONFIG_INLINE_SPIN_UNLOCK_IRQ is not set +# CONFIG_INLINE_SPIN_UNLOCK_IRQRESTORE is not set +# CONFIG_INLINE_READ_TRYLOCK is not set +# CONFIG_INLINE_READ_LOCK is not set +# CONFIG_INLINE_READ_LOCK_BH is not set +# CONFIG_INLINE_READ_LOCK_IRQ is not set +# CONFIG_INLINE_READ_LOCK_IRQSAVE is not set +# CONFIG_INLINE_READ_UNLOCK is not set +# CONFIG_INLINE_READ_UNLOCK_BH is not set +# CONFIG_INLINE_READ_UNLOCK_IRQ is not set +# CONFIG_INLINE_READ_UNLOCK_IRQRESTORE is not set +# CONFIG_INLINE_WRITE_TRYLOCK is not set +# CONFIG_INLINE_WRITE_LOCK is not set +# CONFIG_INLINE_WRITE_LOCK_BH is not set +# CONFIG_INLINE_WRITE_LOCK_IRQ is not set +# CONFIG_INLINE_WRITE_LOCK_IRQSAVE is not set +# CONFIG_INLINE_WRITE_UNLOCK is not set +# CONFIG_INLINE_WRITE_UNLOCK_BH is not set +# CONFIG_INLINE_WRITE_UNLOCK_IRQ is not set +# CONFIG_INLINE_WRITE_UNLOCK_IRQRESTORE is not set +# CONFIG_MUTEX_SPIN_ON_OWNER is not set # CONFIG_FREEZER is not set # @@ -145,9 +181,8 @@ CONFIG_SPLIT_PTLOCK_CPUS=4 CONFIG_ZONE_DMA_FLAG=0 CONFIG_NR_QUICK=1 CONFIG_VIRT_TO_BUS=y -CONFIG_UNEVICTABLE_LRU=y -CONFIG_HAVE_MLOCK=y -CONFIG_HAVE_MLOCKED_PAGE_BIT=y +# CONFIG_KSM is not set +CONFIG_DEFAULT_MMAP_MIN_ADDR=4096 # # Power management options @@ -202,6 +237,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_NETFILTER is not set # CONFIG_IP_DCCP is not set # CONFIG_IP_SCTP is not set +# CONFIG_RDS is not set # CONFIG_TIPC is not set # CONFIG_ATM is not set # CONFIG_BRIDGE is not set @@ -216,6 +252,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_ECONET is not set # CONFIG_WAN_ROUTER is not set # CONFIG_PHONET is not set +# CONFIG_IEEE802154 is not set # CONFIG_NET_SCHED is not set # CONFIG_DCB is not set @@ -341,7 +378,6 @@ CONFIG_MISC_DEVICES=y # CONFIG_SCSI_DMA is not set # CONFIG_SCSI_NETLINK is not set CONFIG_NETDEVICES=y -CONFIG_COMPAT_NET_DEV_OPS=y # CONFIG_DUMMY is not set # CONFIG_BONDING is not set # CONFIG_MACVLAN is not set @@ -362,14 +398,11 @@ CONFIG_SMC91X=y # CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set # CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set # CONFIG_B44 is not set +# CONFIG_KS8842 is not set +# CONFIG_KS8851_MLL is not set # CONFIG_NETDEV_1000 is not set # CONFIG_NETDEV_10000 is not set - -# -# Wireless LAN -# -# CONFIG_WLAN_PRE80211 is not set -# CONFIG_WLAN_80211 is not set +# CONFIG_WLAN is not set # # Enable WiMAX (Networking options) to see the WiMAX drivers @@ -430,11 +463,15 @@ CONFIG_RTC=y # CONFIG_TCG_TPM is not set # CONFIG_I2C is not set # CONFIG_SPI is not set + +# +# PPS support +# +# CONFIG_PPS is not set # CONFIG_W1 is not set # CONFIG_POWER_SUPPLY is not set # CONFIG_HWMON is not set # CONFIG_THERMAL is not set -# CONFIG_THERMAL_HWMON is not set # CONFIG_WATCHDOG is not set CONFIG_SSB_POSSIBLE=y @@ -451,22 +488,7 @@ CONFIG_SSB_POSSIBLE=y # CONFIG_HTC_PASIC3 is not set # CONFIG_MFD_TMIO is not set # CONFIG_REGULATOR is not set - -# -# Multimedia devices -# - -# -# Multimedia core support -# -# CONFIG_VIDEO_DEV is not set -# CONFIG_DVB_CORE is not set -# CONFIG_VIDEO_MEDIA is not set - -# -# Multimedia drivers -# -# CONFIG_DAB is not set +# CONFIG_MEDIA_SUPPORT is not set # # Graphics support @@ -490,11 +512,17 @@ CONFIG_SSB_POSSIBLE=y # CONFIG_DMADEVICES is not set # CONFIG_AUXDISPLAY is not set # CONFIG_UIO is not set + +# +# TI VLYNQ +# # CONFIG_STAGING is not set # # File systems # +CONFIG_FILE_LOCKING=y +CONFIG_FSNOTIFY=y CONFIG_DNOTIFY=y CONFIG_INOTIFY=y CONFIG_INOTIFY_USER=y @@ -539,6 +567,7 @@ CONFIG_NFS_V3=y # CONFIG_NFS_V3_ACL is not set # CONFIG_NFS_V4 is not set CONFIG_ROOT_NFS=y +# CONFIG_NFSD is not set CONFIG_LOCKD=y CONFIG_LOCKD_V4=y CONFIG_NFS_COMMON=y @@ -561,13 +590,13 @@ CONFIG_ENABLE_WARN_DEPRECATED=y CONFIG_ENABLE_MUST_CHECK=y CONFIG_FRAME_WARN=1024 CONFIG_MAGIC_SYSRQ=y +CONFIG_STRIP_ASM_SYMS=y # CONFIG_UNUSED_SYMBOLS is not set # CONFIG_DEBUG_FS is not set # CONFIG_HEADERS_CHECK is not set # CONFIG_DEBUG_KERNEL is not set -# CONFIG_DEBUG_BUGVERBOSE is not set +CONFIG_DEBUG_BUGVERBOSE=y # CONFIG_DEBUG_MEMORY_INIT is not set -# CONFIG_RCU_CPU_STALL_DETECTOR is not set # CONFIG_SYSCTL_SYSCALL_CHECK is not set # CONFIG_SAMPLES is not set @@ -577,7 +606,11 @@ CONFIG_MAGIC_SYSRQ=y # CONFIG_KEYS is not set # CONFIG_SECURITY is not set # CONFIG_SECURITYFS is not set -# CONFIG_SECURITY_FILE_CAPABILITIES is not set +# CONFIG_DEFAULT_SECURITY_SELINUX is not set +# CONFIG_DEFAULT_SECURITY_SMACK is not set +# CONFIG_DEFAULT_SECURITY_TOMOYO is not set +CONFIG_DEFAULT_SECURITY_DAC=y +CONFIG_DEFAULT_SECURITY="" # CONFIG_CRYPTO is not set # CONFIG_BINARY_PRINTF is not set diff --git a/arch/mn10300/include/asm/bitops.h b/arch/mn10300/include/asm/bitops.h index 0b610f482ab..f49ac49e09a 100644 --- a/arch/mn10300/include/asm/bitops.h +++ b/arch/mn10300/include/asm/bitops.h @@ -165,7 +165,7 @@ static inline __attribute__((const)) unsigned long __ffs(unsigned long x) { int bit; - asm("bsch %2,%0" : "=r"(bit) : "0"(0), "r"(x & -x)); + asm("bsch %2,%0" : "=r"(bit) : "0"(0), "r"(x & -x) : "cc"); return bit; } @@ -177,7 +177,7 @@ static inline __attribute__((const)) int __ilog2_u32(u32 n) { int bit; - asm("bsch %2,%0" : "=r"(bit) : "0"(0), "r"(n)); + asm("bsch %2,%0" : "=r"(bit) : "0"(0), "r"(n) : "cc"); return bit; } diff --git a/arch/mn10300/include/asm/div64.h b/arch/mn10300/include/asm/div64.h index 3a8329b3e86..34dcb8e6830 100644 --- a/arch/mn10300/include/asm/div64.h +++ b/arch/mn10300/include/asm/div64.h @@ -72,6 +72,7 @@ unsigned __muldiv64u(unsigned val, unsigned mult, unsigned div) * MDR = MDR:val%div */ : "=r"(result) : "0"(val), "ir"(mult), "r"(div) + : "cc" ); return result; @@ -92,6 +93,7 @@ signed __muldiv64s(signed val, signed mult, signed div) * MDR = MDR:val%div */ : "=r"(result) : "0"(val), "ir"(mult), "r"(div) + : "cc" ); return result; diff --git a/arch/mn10300/include/asm/dma-mapping.h b/arch/mn10300/include/asm/dma-mapping.h index ccae8f6c632..4ed1522b38d 100644 --- a/arch/mn10300/include/asm/dma-mapping.h +++ b/arch/mn10300/include/asm/dma-mapping.h @@ -17,6 +17,11 @@ #include <asm/cache.h> #include <asm/io.h> +/* + * See Documentation/DMA-API.txt for the description of how the + * following DMA API should work. + */ + extern void *dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, int flag); @@ -26,13 +31,6 @@ extern void dma_free_coherent(struct device *dev, size_t size, #define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent((d), (s), (h), (f)) #define dma_free_noncoherent(d, s, v, h) dma_free_coherent((d), (s), (v), (h)) -/* - * Map a single buffer of the indicated size for DMA in streaming mode. The - * 32-bit bus address to use is returned. - * - * Once the device is given the dma address, the device owns this memory until - * either pci_unmap_single or pci_dma_sync_single is performed. - */ static inline dma_addr_t dma_map_single(struct device *dev, void *ptr, size_t size, enum dma_data_direction direction) @@ -42,14 +40,6 @@ dma_addr_t dma_map_single(struct device *dev, void *ptr, size_t size, return virt_to_bus(ptr); } -/* - * Unmap a single streaming mode DMA translation. The dma_addr and size must - * match what was provided for in a previous pci_map_single call. All other - * usages are undefined. - * - * After this call, reads by the cpu to the buffer are guarenteed to see - * whatever the device wrote there. - */ static inline void dma_unmap_single(struct device *dev, dma_addr_t dma_addr, size_t size, enum dma_data_direction direction) @@ -57,20 +47,6 @@ void dma_unmap_single(struct device *dev, dma_addr_t dma_addr, size_t size, BUG_ON(direction == DMA_NONE); } -/* - * Map a set of buffers described by scatterlist in streaming mode for DMA. - * This is the scather-gather version of the above pci_map_single interface. - * Here the scatter gather list elements are each tagged with the appropriate - * dma address and length. They are obtained via sg_dma_{address,length}(SG). - * - * NOTE: An implementation may be able to use a smaller number of DMA - * address/length pairs than there are SG table elements. (for example - * via virtual mapping capabilities) The routine returns the number of - * addr/length pairs actually used, at most nents. - * - * Device ownership issues as mentioned above for pci_map_single are the same - * here. - */ static inline int dma_map_sg(struct device *dev, struct scatterlist *sglist, int nents, enum dma_data_direction direction) @@ -91,11 +67,6 @@ int dma_map_sg(struct device *dev, struct scatterlist *sglist, int nents, return nents; } -/* - * Unmap a set of streaming mode DMA translations. - * Again, cpu read rules concerning calls here are the same as for - * pci_unmap_single() above. - */ static inline void dma_unmap_sg(struct device *dev, struct scatterlist *sg, int nhwentries, enum dma_data_direction direction) @@ -103,10 +74,6 @@ void dma_unmap_sg(struct device *dev, struct scatterlist *sg, int nhwentries, BUG_ON(!valid_dma_direction(direction)); } -/* - * pci_{map,unmap}_single_page maps a kernel page to a dma_addr_t. identical - * to pci_map_single, but takes a struct page instead of a virtual address - */ static inline dma_addr_t dma_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, @@ -123,15 +90,6 @@ void dma_unmap_page(struct device *dev, dma_addr_t dma_address, size_t size, BUG_ON(direction == DMA_NONE); } -/* - * Make physical memory consistent for a single streaming mode DMA translation - * after a transfer. - * - * If you perform a pci_map_single() but wish to interrogate the buffer using - * the cpu, yet do not wish to teardown the PCI dma mapping, you must call this - * function before doing so. At the next point you give the PCI dma address - * back to the card, the device again owns the buffer. - */ static inline void dma_sync_single_for_cpu(struct device *dev, dma_addr_t dma_handle, size_t size, enum dma_data_direction direction) @@ -161,13 +119,6 @@ dma_sync_single_range_for_device(struct device *dev, dma_addr_t dma_handle, } -/* - * Make physical memory consistent for a set of streaming mode DMA translations - * after a transfer. - * - * The same as pci_dma_sync_single but for a scatter-gather list, same rules - * and usage. - */ static inline void dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg, int nelems, enum dma_data_direction direction) @@ -187,12 +138,6 @@ int dma_mapping_error(struct device *dev, dma_addr_t dma_addr) return 0; } -/* - * Return whether the given PCI device DMA address mask can be supported - * properly. For example, if your device can only drive the low 24-bits during - * PCI bus mastering, then you would pass 0x00ffffff as the mask to this - * function. - */ static inline int dma_supported(struct device *dev, u64 mask) { diff --git a/arch/mn10300/include/asm/pgtable.h b/arch/mn10300/include/asm/pgtable.h index 6dc30fc827c..16d88577f3e 100644 --- a/arch/mn10300/include/asm/pgtable.h +++ b/arch/mn10300/include/asm/pgtable.h @@ -466,7 +466,7 @@ static inline int set_kernel_exec(unsigned long vaddr, int enable) * the kernel page tables containing the necessary information by tlb-mn10300.S */ extern void update_mmu_cache(struct vm_area_struct *vma, - unsigned long address, pte_t pte); + unsigned long address, pte_t *ptep); #endif /* !__ASSEMBLY__ */ diff --git a/arch/mn10300/include/asm/ptrace.h b/arch/mn10300/include/asm/ptrace.h index 1b0ba5e182b..7c2e911052b 100644 --- a/arch/mn10300/include/asm/ptrace.h +++ b/arch/mn10300/include/asm/ptrace.h @@ -99,8 +99,6 @@ struct task_struct; extern void show_regs(struct pt_regs *); #define arch_has_single_step() (1) -extern void user_enable_single_step(struct task_struct *); -extern void user_disable_single_step(struct task_struct *); #endif /* !__ASSEMBLY */ diff --git a/arch/mn10300/include/asm/system.h b/arch/mn10300/include/asm/system.h index 8214fb7e7fe..3636c054dcd 100644 --- a/arch/mn10300/include/asm/system.h +++ b/arch/mn10300/include/asm/system.h @@ -143,6 +143,7 @@ do { \ " mov %0,epsw \n" \ : "=&d"(tmp) \ : "i"(~EPSW_IM), "r"(__mn10300_irq_enabled_epsw) \ + : "cc" \ ); \ } while (0) diff --git a/arch/mn10300/include/asm/tlbflush.h b/arch/mn10300/include/asm/tlbflush.h index e0239865abc..1a7e29281c5 100644 --- a/arch/mn10300/include/asm/tlbflush.h +++ b/arch/mn10300/include/asm/tlbflush.h @@ -22,7 +22,7 @@ do { \ " mov %0,%1 \n" \ : "=d"(w) \ : "m"(MMUCTR), "i"(MMUCTR_IIV|MMUCTR_DIV) \ - : "memory" \ + : "cc", "memory" \ ); \ } while (0) diff --git a/arch/mn10300/include/asm/uaccess.h b/arch/mn10300/include/asm/uaccess.h index 167e10ff06d..197a7af3dd8 100644 --- a/arch/mn10300/include/asm/uaccess.h +++ b/arch/mn10300/include/asm/uaccess.h @@ -316,7 +316,7 @@ do { \ " .previous\n" \ : "=a"(__from), "=a"(__to), "=r"(size), "=&r"(w)\ : "0"(__from), "1"(__to), "2"(size) \ - : "memory"); \ + : "cc", "memory"); \ } \ } while (0) @@ -352,7 +352,7 @@ do { \ " .previous\n" \ : "=a"(__from), "=a"(__to), "=r"(size), "=&r"(w)\ : "0"(__from), "1"(__to), "2"(size) \ - : "memory"); \ + : "cc", "memory"); \ } \ } while (0) diff --git a/arch/mn10300/include/asm/unistd.h b/arch/mn10300/include/asm/unistd.h index 2a983931c11..9d056f51592 100644 --- a/arch/mn10300/include/asm/unistd.h +++ b/arch/mn10300/include/asm/unistd.h @@ -348,10 +348,11 @@ #define __NR_pwritev 335 #define __NR_rt_tgsigqueueinfo 336 #define __NR_perf_event_open 337 +#define __NR_recvmmsg 338 #ifdef __KERNEL__ -#define NR_syscalls 338 +#define NR_syscalls 339 /* * specify the deprecated syscalls we want to support on this arch @@ -362,6 +363,7 @@ #define __ARCH_WANT_STAT64 #define __ARCH_WANT_SYS_ALARM #define __ARCH_WANT_SYS_GETHOSTNAME +#define __ARCH_WANT_SYS_IPC #define __ARCH_WANT_SYS_PAUSE #define __ARCH_WANT_SYS_SGETMASK #define __ARCH_WANT_SYS_SIGNAL @@ -374,6 +376,7 @@ #define __ARCH_WANT_SYS_LLSEEK #define __ARCH_WANT_SYS_NICE #define __ARCH_WANT_SYS_OLD_GETRLIMIT +#define __ARCH_WANT_SYS_OLD_SELECT #define __ARCH_WANT_SYS_OLDUMOUNT #define __ARCH_WANT_SYS_SIGPENDING #define __ARCH_WANT_SYS_SIGPROCMASK diff --git a/arch/mn10300/kernel/entry.S b/arch/mn10300/kernel/entry.S index c9ee6c009d7..d9ed5a15c54 100644 --- a/arch/mn10300/kernel/entry.S +++ b/arch/mn10300/kernel/entry.S @@ -468,7 +468,7 @@ ENTRY(sys_call_table) .long sys_settimeofday .long sys_getgroups16 /* 80 */ .long sys_setgroups16 - .long old_select + .long sys_old_select .long sys_symlink .long sys_lstat .long sys_readlink /* 85 */ @@ -724,6 +724,7 @@ ENTRY(sys_call_table) .long sys_pwritev /* 335 */ .long sys_rt_tgsigqueueinfo .long sys_perf_event_open + .long sys_recvmmsg nr_syscalls=(.-sys_call_table)/4 diff --git a/arch/mn10300/kernel/mn10300-serial.c b/arch/mn10300/kernel/mn10300-serial.c index 229b710fc5d..ef34d5a0f8b 100644 --- a/arch/mn10300/kernel/mn10300-serial.c +++ b/arch/mn10300/kernel/mn10300-serial.c @@ -380,7 +380,8 @@ static int mask_test_and_clear(volatile u8 *ptr, u8 mask) u32 epsw; asm volatile(" bclr %1,(%2) \n" " mov epsw,%0 \n" - : "=d"(epsw) : "d"(mask), "a"(ptr)); + : "=d"(epsw) : "d"(mask), "a"(ptr) + : "cc", "memory"); return !(epsw & EPSW_FLAG_Z); } diff --git a/arch/mn10300/kernel/process.c b/arch/mn10300/kernel/process.c index ec8a21df114..82b817c7f7b 100644 --- a/arch/mn10300/kernel/process.c +++ b/arch/mn10300/kernel/process.c @@ -18,7 +18,6 @@ #include <linux/stddef.h> #include <linux/unistd.h> #include <linux/ptrace.h> -#include <linux/slab.h> #include <linux/user.h> #include <linux/interrupt.h> #include <linux/delay.h> @@ -26,6 +25,7 @@ #include <linux/percpu.h> #include <linux/err.h> #include <linux/fs.h> +#include <linux/slab.h> #include <asm/uaccess.h> #include <asm/pgtable.h> #include <asm/system.h> diff --git a/arch/mn10300/kernel/setup.c b/arch/mn10300/kernel/setup.c index 3f24c298a3a..d464affcba0 100644 --- a/arch/mn10300/kernel/setup.c +++ b/arch/mn10300/kernel/setup.c @@ -15,7 +15,6 @@ #include <linux/stddef.h> #include <linux/unistd.h> #include <linux/ptrace.h> -#include <linux/slab.h> #include <linux/user.h> #include <linux/tty.h> #include <linux/ioport.h> diff --git a/arch/mn10300/kernel/signal.c b/arch/mn10300/kernel/signal.c index a21f43bc68e..717db14c2cc 100644 --- a/arch/mn10300/kernel/signal.c +++ b/arch/mn10300/kernel/signal.c @@ -264,7 +264,7 @@ static inline void __user *get_sigframe(struct k_sigaction *ka, /* this is the X/Open sanctioned signal stack switching. */ if (ka->sa.sa_flags & SA_ONSTACK) { - if (!on_sig_stack(sp)) + if (sas_ss_flags(sp) == 0) sp = current->sas_ss_sp + current->sas_ss_size; } diff --git a/arch/mn10300/kernel/sys_mn10300.c b/arch/mn10300/kernel/sys_mn10300.c index 17cc6ce04e8..815f1355fad 100644 --- a/arch/mn10300/kernel/sys_mn10300.c +++ b/arch/mn10300/kernel/sys_mn10300.c @@ -31,109 +31,3 @@ asmlinkage long old_mmap(unsigned long addr, unsigned long len, return -EINVAL; return sys_mmap_pgoff(addr, len, prot, flags, fd, offset >> PAGE_SHIFT); } - -struct sel_arg_struct { - unsigned long n; - fd_set *inp; - fd_set *outp; - fd_set *exp; - struct timeval *tvp; -}; - -asmlinkage int old_select(struct sel_arg_struct __user *arg) -{ - struct sel_arg_struct a; - - if (copy_from_user(&a, arg, sizeof(a))) - return -EFAULT; - /* sys_select() does the appropriate kernel locking */ - return sys_select(a.n, a.inp, a.outp, a.exp, a.tvp); -} - -/* - * sys_ipc() is the de-multiplexer for the SysV IPC calls.. - * - * This is really horribly ugly. - */ -asmlinkage long sys_ipc(uint call, int first, int second, - int third, void __user *ptr, long fifth) -{ - int version, ret; - - version = call >> 16; /* hack for backward compatibility */ - call &= 0xffff; - - switch (call) { - case SEMOP: - return sys_semtimedop(first, (struct sembuf __user *)ptr, - second, NULL); - case SEMTIMEDOP: - return sys_semtimedop(first, (struct sembuf __user *)ptr, - second, - (const struct timespec __user *)fifth); - case SEMGET: - return sys_semget(first, second, third); - case SEMCTL: { - union semun fourth; - if (!ptr) - return -EINVAL; - if (get_user(fourth.__pad, (void __user * __user *) ptr)) - return -EFAULT; - return sys_semctl(first, second, third, fourth); - } - - case MSGSND: - return sys_msgsnd(first, (struct msgbuf __user *) ptr, - second, third); - case MSGRCV: - switch (version) { - case 0: { - struct ipc_kludge tmp; - if (!ptr) - return -EINVAL; - - if (copy_from_user(&tmp, - (struct ipc_kludge __user *) ptr, - sizeof(tmp))) - return -EFAULT; - return sys_msgrcv(first, tmp.msgp, second, - tmp.msgtyp, third); - } - default: - return sys_msgrcv(first, - (struct msgbuf __user *) ptr, - second, fifth, third); - } - case MSGGET: - return sys_msgget((key_t) first, second); - case MSGCTL: - return sys_msgctl(first, second, - (struct msqid_ds __user *) ptr); - - case SHMAT: - switch (version) { - default: { - ulong raddr; - ret = do_shmat(first, (char __user *) ptr, second, - &raddr); - if (ret) - return ret; - return put_user(raddr, (ulong *) third); - } - case 1: /* iBCS2 emulator entry point */ - if (!segment_eq(get_fs(), get_ds())) - return -EINVAL; - return do_shmat(first, (char __user *) ptr, second, - (ulong *) third); - } - case SHMDT: - return sys_shmdt((char __user *)ptr); - case SHMGET: - return sys_shmget(first, second, third); - case SHMCTL: - return sys_shmctl(first, second, - (struct shmid_ds __user *) ptr); - default: - return -EINVAL; - } -} diff --git a/arch/mn10300/lib/checksum.c b/arch/mn10300/lib/checksum.c index 274f29ec33c..b6580f5d89e 100644 --- a/arch/mn10300/lib/checksum.c +++ b/arch/mn10300/lib/checksum.c @@ -22,6 +22,7 @@ static inline unsigned short from32to16(__wsum sum) " addc 0xffff,%0 \n" : "=r" (sum) : "r" (sum << 16), "0" (sum & 0xffff0000) + : "cc" ); return sum >> 16; } diff --git a/arch/mn10300/lib/delay.c b/arch/mn10300/lib/delay.c index cce66bc0822..fdf6f710f94 100644 --- a/arch/mn10300/lib/delay.c +++ b/arch/mn10300/lib/delay.c @@ -28,7 +28,8 @@ void __delay(unsigned long loops) "2: add -1,%0 \n" " bne 2b \n" : "=&d" (d0) - : "0" (loops)); + : "0" (loops) + : "cc"); } EXPORT_SYMBOL(__delay); diff --git a/arch/mn10300/lib/usercopy.c b/arch/mn10300/lib/usercopy.c index a75b203059c..7826e6c364e 100644 --- a/arch/mn10300/lib/usercopy.c +++ b/arch/mn10300/lib/usercopy.c @@ -62,7 +62,7 @@ do { \ " .previous" \ :"=&r"(res), "=r"(count), "=&r"(w) \ :"i"(-EFAULT), "1"(count), "a"(src), "a"(dst) \ - :"memory"); \ + : "memory", "cc"); \ } while (0) long @@ -109,7 +109,7 @@ do { \ ".previous\n" \ : "+r"(size), "=&r"(w) \ : "a"(addr), "d"(0) \ - : "memory"); \ + : "memory", "cc"); \ } while (0) unsigned long @@ -161,6 +161,6 @@ long strnlen_user(const char *s, long n) ".previous\n" :"=d"(res), "=&r"(w) :"0"(0), "a"(s), "r"(n) - :"memory"); + : "memory", "cc"); return res; } diff --git a/arch/mn10300/mm/dma-alloc.c b/arch/mn10300/mm/dma-alloc.c index f3649d8f50e..4e34880bea0 100644 --- a/arch/mn10300/mm/dma-alloc.c +++ b/arch/mn10300/mm/dma-alloc.c @@ -14,14 +14,27 @@ #include <linux/mm.h> #include <linux/string.h> #include <linux/pci.h> +#include <linux/gfp.h> #include <asm/io.h> +static unsigned long pci_sram_allocated = 0xbc000000; + void *dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, int gfp) { unsigned long addr; void *ret; + printk("dma_alloc_coherent(%s,%zu,,%x)\n", dev_name(dev), size, gfp); + + if (0xbe000000 - pci_sram_allocated >= size) { + size = (size + 255) & ~255; + addr = pci_sram_allocated; + pci_sram_allocated += size; + ret = (void *) addr; + goto done; + } + /* ignore region specifiers */ gfp &= ~(__GFP_DMA | __GFP_HIGHMEM); @@ -41,7 +54,9 @@ void *dma_alloc_coherent(struct device *dev, size_t size, /* write back and evict all cache lines covering this region */ mn10300_dcache_flush_inv_range2(virt_to_phys((void *) addr), PAGE_SIZE); +done: *dma_handle = virt_to_bus((void *) addr); + printk("dma_alloc_coherent() = %p [%x]\n", ret, *dma_handle); return ret; } EXPORT_SYMBOL(dma_alloc_coherent); @@ -51,6 +66,9 @@ void dma_free_coherent(struct device *dev, size_t size, void *vaddr, { unsigned long addr = (unsigned long) vaddr & ~0x20000000; + if (addr >= 0x9c000000) + return; + free_pages(addr, get_order(size)); } EXPORT_SYMBOL(dma_free_coherent); diff --git a/arch/mn10300/mm/init.c b/arch/mn10300/mm/init.c index ec1420562dc..6e6bc0e5152 100644 --- a/arch/mn10300/mm/init.c +++ b/arch/mn10300/mm/init.c @@ -17,7 +17,6 @@ #include <linux/types.h> #include <linux/ptrace.h> #include <linux/mman.h> -#include <linux/slab.h> #include <linux/fs.h> #include <linux/mm.h> #include <linux/swap.h> @@ -27,6 +26,7 @@ #include <linux/highmem.h> #include <linux/pagemap.h> #include <linux/bootmem.h> +#include <linux/gfp.h> #include <asm/processor.h> #include <asm/system.h> @@ -118,8 +118,7 @@ void __init mem_init(void) reservedpages << (PAGE_SHIFT - 10), datasize >> 10, initsize >> 10, - (unsigned long) (totalhigh_pages << (PAGE_SHIFT - 10)) - ); + totalhigh_pages << (PAGE_SHIFT - 10)); } /* diff --git a/arch/mn10300/mm/misalignment.c b/arch/mn10300/mm/misalignment.c index 30016251f65..6dffbf97ac2 100644 --- a/arch/mn10300/mm/misalignment.c +++ b/arch/mn10300/mm/misalignment.c @@ -633,13 +633,13 @@ static int misalignment_addr(unsigned long *registers, unsigned long sp, goto displace_or_inc; case SD24: tmp = disp << 8; - asm("asr 8,%0" : "=r"(tmp) : "0"(tmp)); + asm("asr 8,%0" : "=r"(tmp) : "0"(tmp) : "cc"); disp = (long) tmp; goto displace_or_inc; case SIMM4_2: tmp = opcode >> 4 & 0x0f; tmp <<= 28; - asm("asr 28,%0" : "=r"(tmp) : "0"(tmp)); + asm("asr 28,%0" : "=r"(tmp) : "0"(tmp) : "cc"); disp = (long) tmp; goto displace_or_inc; case IMM8: diff --git a/arch/mn10300/mm/mmu-context.c b/arch/mn10300/mm/mmu-context.c index 31c9d27a75a..36ba02191d4 100644 --- a/arch/mn10300/mm/mmu-context.c +++ b/arch/mn10300/mm/mmu-context.c @@ -51,9 +51,10 @@ void flush_tlb_page(struct vm_area_struct *vma, unsigned long addr) /* * preemptively set a TLB entry */ -void update_mmu_cache(struct vm_area_struct *vma, unsigned long addr, pte_t pte) +void update_mmu_cache(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep) { unsigned long pteu, ptel, cnx, flags; + pte_t pte = *ptep; addr &= PAGE_MASK; ptel = pte_val(pte) & ~(xPTEL_UNUSED1 | xPTEL_UNUSED2); diff --git a/arch/mn10300/mm/pgtable.c b/arch/mn10300/mm/pgtable.c index baffc581e03..9c1624c9e4e 100644 --- a/arch/mn10300/mm/pgtable.c +++ b/arch/mn10300/mm/pgtable.c @@ -12,11 +12,11 @@ #include <linux/sched.h> #include <linux/kernel.h> #include <linux/errno.h> +#include <linux/gfp.h> #include <linux/mm.h> #include <linux/swap.h> #include <linux/smp.h> #include <linux/highmem.h> -#include <linux/slab.h> #include <linux/pagemap.h> #include <linux/spinlock.h> #include <linux/quicklist.h> diff --git a/arch/mn10300/unit-asb2305/include/unit/serial.h b/arch/mn10300/unit-asb2305/include/unit/serial.h index 3bfc9093878..8086cc092ce 100644 --- a/arch/mn10300/unit-asb2305/include/unit/serial.h +++ b/arch/mn10300/unit-asb2305/include/unit/serial.h @@ -11,7 +11,7 @@ #ifndef _ASM_UNIT_SERIAL_H #define _ASM_UNIT_SERIAL_H -#include <asm/cpu/cpu-regs.h> +#include <asm/cpu-regs.h> #include <proc/irq.h> #include <linux/serial_reg.h> diff --git a/arch/mn10300/unit-asb2305/include/unit/timex.h b/arch/mn10300/unit-asb2305/include/unit/timex.h index a71c49aa85e..d1c72d59fa9 100644 --- a/arch/mn10300/unit-asb2305/include/unit/timex.h +++ b/arch/mn10300/unit-asb2305/include/unit/timex.h @@ -15,7 +15,7 @@ #include <linux/irq.h> #endif /* __ASSEMBLY__ */ -#include <asm/cpu/timer-regs.h> +#include <asm/timer-regs.h> #include <unit/clock.h> /* diff --git a/arch/mn10300/unit-asb2305/leds.c b/arch/mn10300/unit-asb2305/leds.c index d345ff9042d..6f8de995402 100644 --- a/arch/mn10300/unit-asb2305/leds.c +++ b/arch/mn10300/unit-asb2305/leds.c @@ -13,8 +13,8 @@ #include <linux/init.h> #include <asm/io.h> #include <asm/processor.h> -#include <asm/cpu/intctl-regs.h> -#include <asm/cpu/rtc-regs.h> +#include <asm/intctl-regs.h> +#include <asm/rtc-regs.h> #include <unit/leds.h> static const u8 asb2305_led_hex_tbl[16] = { diff --git a/arch/mn10300/unit-asb2305/pci-asb2305.c b/arch/mn10300/unit-asb2305/pci-asb2305.c index d100ca78846..d6119b879a9 100644 --- a/arch/mn10300/unit-asb2305/pci-asb2305.c +++ b/arch/mn10300/unit-asb2305/pci-asb2305.c @@ -31,9 +31,11 @@ * but we want to try to avoid allocating at 0x2900-0x2bff * which might have be mirrored at 0x0100-0x03ff.. */ -void pcibios_align_resource(void *data, struct resource *res, - resource_size_t size, resource_size_t align) +resource_size_t pcibios_align_resource(void *data, const struct resource *res, + resource_size_t size, resource_size_t align) { + resource_size_t start = res->start; + #if 0 struct pci_dev *dev = data; @@ -47,14 +49,10 @@ void pcibios_align_resource(void *data, struct resource *res, ); #endif - if (res->flags & IORESOURCE_IO) { - unsigned long start = res->start; + if ((res->flags & IORESOURCE_IO) && (start & 0x300)) + start = (start + 0x3ff) & ~0x3ff; - if (start & 0x300) { - start = (start + 0x3ff) & ~0x3ff; - res->start = start; - } - } + return start; } @@ -218,45 +216,6 @@ void __init pcibios_resource_survey(void) pcibios_allocate_resources(1); } -int pcibios_enable_resources(struct pci_dev *dev, int mask) -{ - u16 cmd, old_cmd; - int idx; - struct resource *r; - - pci_read_config_word(dev, PCI_COMMAND, &cmd); - old_cmd = cmd; - - for (idx = 0; idx < 6; idx++) { - /* Only set up the requested stuff */ - if (!(mask & (1 << idx))) - continue; - - r = &dev->resource[idx]; - - if (!r->start && r->end) { - printk(KERN_ERR - "PCI: Device %s not available because of" - " resource collisions\n", - pci_name(dev)); - return -EINVAL; - } - - if (r->flags & IORESOURCE_IO) - cmd |= PCI_COMMAND_IO; - if (r->flags & IORESOURCE_MEM) - cmd |= PCI_COMMAND_MEMORY; - } - - if (dev->resource[PCI_ROM_RESOURCE].start) - cmd |= PCI_COMMAND_MEMORY; - - if (cmd != old_cmd) - pci_write_config_word(dev, PCI_COMMAND, cmd); - - return 0; -} - /* * If we set up a device for bus mastering, we need to check the latency * timer as certain crappy BIOSes forget to set it properly. diff --git a/arch/mn10300/unit-asb2305/pci-asb2305.h b/arch/mn10300/unit-asb2305/pci-asb2305.h index 9763d1ce343..c3fa294b6e2 100644 --- a/arch/mn10300/unit-asb2305/pci-asb2305.h +++ b/arch/mn10300/unit-asb2305/pci-asb2305.h @@ -34,7 +34,6 @@ extern unsigned int pci_probe; extern unsigned int pcibios_max_latency; extern void pcibios_resource_survey(void); -extern int pcibios_enable_resources(struct pci_dev *dev, int mask); /* pci.c */ diff --git a/arch/mn10300/unit-asb2305/pci-irq.c b/arch/mn10300/unit-asb2305/pci-irq.c index 58cfb44f0ac..91212ea71e6 100644 --- a/arch/mn10300/unit-asb2305/pci-irq.c +++ b/arch/mn10300/unit-asb2305/pci-irq.c @@ -14,7 +14,6 @@ #include <linux/kernel.h> #include <linux/pci.h> #include <linux/init.h> -#include <linux/slab.h> #include <linux/interrupt.h> #include <linux/irq.h> #include <asm/io.h> diff --git a/arch/mn10300/unit-asb2305/pci.c b/arch/mn10300/unit-asb2305/pci.c index 07dbbcda3b2..6d8720a0a59 100644 --- a/arch/mn10300/unit-asb2305/pci.c +++ b/arch/mn10300/unit-asb2305/pci.c @@ -27,6 +27,29 @@ struct pci_bus *pci_root_bus; struct pci_ops *pci_root_ops; /* + * The accessible PCI window does not cover the entire CPU address space, but + * there are devices we want to access outside of that window, so we need to + * insert specific PCI bus resources instead of using the platform-level bus + * resources directly for the PCI root bus. + * + * These are configured and inserted by pcibios_init() and are attached to the + * root bus by pcibios_fixup_bus(). + */ +static struct resource pci_ioport_resource = { + .name = "PCI IO", + .start = 0xbe000000, + .end = 0xbe03ffff, + .flags = IORESOURCE_IO, +}; + +static struct resource pci_iomem_resource = { + .name = "PCI mem", + .start = 0xb8000000, + .end = 0xbbffffff, + .flags = IORESOURCE_MEM, +}; + +/* * Functions for accessing PCI configuration space */ @@ -279,7 +302,7 @@ static int __init pci_sanity_check(struct pci_ops *o) (x == PCI_VENDOR_ID_INTEL || x == PCI_VENDOR_ID_COMPAQ))) return 1; - printk(KERN_ERROR "PCI: Sanity check failed\n"); + printk(KERN_ERR "PCI: Sanity check failed\n"); return 0; } @@ -297,6 +320,7 @@ static int __init pci_check_direct(void) printk(KERN_INFO "PCI: Using configuration ampci\n"); request_mem_region(0xBE040000, 256, "AMPCI bridge"); request_mem_region(0xBFFFFFF4, 12, "PCI ampci"); + request_mem_region(0xBC000000, 32 * 1024 * 1024, "PCI SRAM"); return 0; } @@ -307,12 +331,10 @@ static int __init pci_check_direct(void) static int __devinit is_valid_resource(struct pci_dev *dev, int idx) { unsigned int i, type_mask = IORESOURCE_IO | IORESOURCE_MEM; - struct resource *devr = &dev->resource[idx]; + struct resource *devr = &dev->resource[idx], *busr; if (dev->bus) { - for (i = 0; i < PCI_BUS_NUM_RESOURCES; i++) { - struct resource *busr = dev->bus->resource[i]; - + pci_bus_for_each_resource(dev->bus, busr, i) { if (!busr || (busr->flags ^ devr->flags) & type_mask) continue; @@ -358,6 +380,11 @@ void __devinit pcibios_fixup_bus(struct pci_bus *bus) { struct pci_dev *dev; + if (bus->number == 0) { + bus->resource[0] = &pci_ioport_resource; + bus->resource[1] = &pci_iomem_resource; + } + if (bus->self) { pci_read_bridge_bases(bus); pcibios_fixup_device_resources(bus->self); @@ -380,6 +407,11 @@ static int __init pcibios_init(void) iomem_resource.start = 0xA0000000; iomem_resource.end = 0xDFFFFFFF; + if (insert_resource(&iomem_resource, &pci_iomem_resource) < 0) + panic("Unable to insert PCI IOMEM resource\n"); + if (insert_resource(&ioport_resource, &pci_ioport_resource) < 0) + panic("Unable to insert PCI IOPORT resource\n"); + if (!pci_probe) return 0; @@ -391,32 +423,11 @@ static int __init pcibios_init(void) printk(KERN_INFO "PCI: Probing PCI hardware [mempage %08x]\n", MEM_PAGING_REG); - { -#if 0 - static struct pci_bus am33_root_bus = { - .children = LIST_HEAD_INIT(am33_root_bus.children), - .devices = LIST_HEAD_INIT(am33_root_bus.devices), - .number = 0, - .secondary = 0, - .resource = { &ioport_resource, &iomem_resource }, - }; - - am33_root_bus.ops = pci_root_ops; - list_add_tail(&am33_root_bus.node, &pci_root_buses); - - am33_root_bus.subordinate = pci_do_scan_bus(0); - - pci_root_bus = &am33_root_bus; -#else - pci_root_bus = pci_scan_bus(0, &pci_direct_ampci, NULL); -#endif - } + pci_root_bus = pci_scan_bus(0, &pci_direct_ampci, NULL); pcibios_irq_init(); pcibios_fixup_irqs(); -#if 0 pcibios_resource_survey(); -#endif return 0; } @@ -440,7 +451,7 @@ int pcibios_enable_device(struct pci_dev *dev, int mask) { int err; - err = pcibios_enable_resources(dev, mask); + err = pci_enable_resources(dev, mask); if (err == 0) pcibios_enable_irq(dev); return err; @@ -455,6 +466,7 @@ static void __init unit_disable_pcnet(struct pci_bus *bus, struct pci_ops *o) bus->number = 0; + o->read (bus, PCI_DEVFN(2, 0), PCI_VENDOR_ID, 4, &x); o->read (bus, PCI_DEVFN(2, 0), PCI_COMMAND, 2, &x); x |= PCI_COMMAND_MASTER | PCI_COMMAND_IO | PCI_COMMAND_MEMORY | diff --git a/arch/mn10300/unit-asb2305/unit-init.c b/arch/mn10300/unit-asb2305/unit-init.c index 1c452cc3f6e..a76c8e0ab90 100644 --- a/arch/mn10300/unit-asb2305/unit-init.c +++ b/arch/mn10300/unit-asb2305/unit-init.c @@ -15,9 +15,8 @@ #include <asm/io.h> #include <asm/setup.h> #include <asm/processor.h> -#include <asm/cpu/intctl-regs.h> -#include <asm/cpu/rtc-regs.h> -#include <asm/cpu/serial-regs.h> +#include <asm/intctl-regs.h> +#include <asm/serial-regs.h> #include <unit/serial.h> /* |