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-rw-r--r--arch/h8300/mm/memory.c4
-rw-r--r--arch/m68k/Kconfig6
-rw-r--r--arch/m68k/amiga/config.c2
-rw-r--r--arch/m68k/configs/mac_defconfig7
-rw-r--r--arch/m68k/configs/multi_defconfig6
-rw-r--r--arch/m68k/include/asm/machw.h25
-rw-r--r--arch/m68k/include/asm/macints.h22
-rw-r--r--arch/m68k/include/asm/ptrace.h2
-rw-r--r--arch/m68k/include/asm/sigcontext.h6
-rw-r--r--arch/m68k/include/asm/siginfo.h91
-rw-r--r--arch/m68k/include/asm/swab.h2
-rw-r--r--arch/m68k/include/asm/thread_info_mm.h1
-rw-r--r--arch/m68k/include/asm/thread_info_no.h1
-rw-r--r--arch/m68k/include/asm/ucontext.h4
-rw-r--r--arch/m68k/include/asm/unistd.h6
-rw-r--r--arch/m68k/include/asm/virtconvert.h7
-rw-r--r--arch/m68k/kernel/entry.S4
-rw-r--r--arch/m68k/kernel/process.c4
-rw-r--r--arch/m68k/kernel/ptrace.c5
-rw-r--r--arch/m68k/kernel/signal.c7
-rw-r--r--arch/m68k/kernel/sys_m68k.c81
-rw-r--r--arch/m68k/mac/Makefile2
-rw-r--r--arch/m68k/mac/config.c344
-rw-r--r--arch/m68k/mac/debug.c365
-rw-r--r--arch/m68k/mac/macints.c101
-rw-r--r--arch/m68k/mac/oss.c20
-rw-r--r--arch/m68k/mac/via.c7
-rw-r--r--arch/m68k/mm/kmap.c5
-rw-r--r--arch/m68knommu/kernel/process.c4
-rw-r--r--arch/m68knommu/kernel/ptrace.c5
-rw-r--r--arch/m68knommu/kernel/sys_m68k.c36
-rw-r--r--arch/m68knommu/kernel/syscalltable.S4
-rw-r--r--arch/m68knommu/mm/memory.c1
33 files changed, 432 insertions, 755 deletions
diff --git a/arch/h8300/mm/memory.c b/arch/h8300/mm/memory.c
index ccd6ade816d..40d8aa811e4 100644
--- a/arch/h8300/mm/memory.c
+++ b/arch/h8300/mm/memory.c
@@ -44,8 +44,8 @@ void cache_push_v (unsigned long vaddr, int len)
{
}
-/* Map some physical address range into the kernel address space. The
- * code is copied and adapted from map_chunk().
+/*
+ * Map some physical address range into the kernel address space.
*/
unsigned long kernel_map(unsigned long paddr, unsigned long size,
diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig
index ecdc19a299b..b5da298ba61 100644
--- a/arch/m68k/Kconfig
+++ b/arch/m68k/Kconfig
@@ -536,10 +536,6 @@ config GVPIOEXT_PLIP
Say Y to enable doing IP over the parallel port on your GVP
IO-Extender card, N otherwise.
-config MAC_SCC
- tristate "Macintosh serial support"
- depends on MAC
-
config MAC_HID
bool
depends on INPUT_ADBHID
@@ -595,7 +591,7 @@ config DN_SERIAL
config SERIAL_CONSOLE
bool "Support for serial port console"
- depends on (AMIGA || ATARI || MAC || SUN3 || SUN3X || VME || APOLLO) && (ATARI_MFPSER=y || ATARI_MIDI=y || MAC_SCC=y || AMIGA_BUILTIN_SERIAL=y || GVPIOEXT=y || MULTIFACE_III_TTY=y || SERIAL=y || MVME147_SCC || SERIAL167 || MVME162_SCC || BVME6000_SCC || DN_SERIAL)
+ depends on (AMIGA || ATARI || SUN3 || SUN3X || VME || APOLLO) && (ATARI_MFPSER=y || ATARI_MIDI=y || AMIGA_BUILTIN_SERIAL=y || GVPIOEXT=y || MULTIFACE_III_TTY=y || SERIAL=y || MVME147_SCC || SERIAL167 || MVME162_SCC || BVME6000_SCC || DN_SERIAL)
---help---
If you say Y here, it will be possible to use a serial port as the
system console (the system console is the device which receives all
diff --git a/arch/m68k/amiga/config.c b/arch/m68k/amiga/config.c
index 6c74751c7b8..d2cc35d9853 100644
--- a/arch/m68k/amiga/config.c
+++ b/arch/m68k/amiga/config.c
@@ -480,7 +480,7 @@ static void __init amiga_sched_init(irq_handler_t timer_routine)
static struct resource sched_res = {
.name = "timer", .start = 0x00bfd400, .end = 0x00bfd5ff,
};
- jiffy_ticks = (amiga_eclock+HZ/2)/HZ;
+ jiffy_ticks = DIV_ROUND_CLOSEST(amiga_eclock, HZ);
if (request_resource(&mb_resources._ciab, &sched_res))
printk("Cannot allocate ciab.ta{lo,hi}\n");
diff --git a/arch/m68k/configs/mac_defconfig b/arch/m68k/configs/mac_defconfig
index 9991b64fea5..c5f3232ff91 100644
--- a/arch/m68k/configs/mac_defconfig
+++ b/arch/m68k/configs/mac_defconfig
@@ -701,6 +701,11 @@ CONFIG_VT_HW_CONSOLE_BINDING=y
#
# Non-8250 serial port support
#
+CONFIG_SERIAL_CORE=y
+CONFIG_SERIAL_CORE_CONSOLE=y
+CONFIG_SERIAL_PMACZILOG=y
+CONFIG_SERIAL_PMACZILOG_TTYS=y
+CONFIG_SERIAL_PMACZILOG_CONSOLE=y
CONFIG_UNIX98_PTYS=y
# CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set
CONFIG_LEGACY_PTYS=y
@@ -834,9 +839,7 @@ CONFIG_HIDRAW=y
#
# Character devices
#
-CONFIG_MAC_SCC=y
CONFIG_MAC_HID=y
-CONFIG_SERIAL_CONSOLE=y
#
# File systems
diff --git a/arch/m68k/configs/multi_defconfig b/arch/m68k/configs/multi_defconfig
index 69c43e2d8b4..a8bfa3fa71c 100644
--- a/arch/m68k/configs/multi_defconfig
+++ b/arch/m68k/configs/multi_defconfig
@@ -822,6 +822,11 @@ CONFIG_A2232=y
#
# Non-8250 serial port support
#
+CONFIG_SERIAL_CORE=y
+CONFIG_SERIAL_CORE_CONSOLE=y
+CONFIG_SERIAL_PMACZILOG=y
+CONFIG_SERIAL_PMACZILOG_TTYS=y
+CONFIG_SERIAL_PMACZILOG_CONSOLE=y
CONFIG_UNIX98_PTYS=y
# CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set
CONFIG_LEGACY_PTYS=y
@@ -982,7 +987,6 @@ CONFIG_ATARI_MIDI=y
CONFIG_ATARI_DSP56K=m
CONFIG_AMIGA_BUILTIN_SERIAL=y
CONFIG_MULTIFACE_III_TTY=m
-CONFIG_MAC_SCC=y
CONFIG_MAC_HID=y
CONFIG_MVME147_SCC=y
CONFIG_SERIAL167=y
diff --git a/arch/m68k/include/asm/machw.h b/arch/m68k/include/asm/machw.h
index 2b4de0c2ce4..a2209516492 100644
--- a/arch/m68k/include/asm/machw.h
+++ b/arch/m68k/include/asm/machw.h
@@ -21,29 +21,4 @@
#define VIDEOMEMSIZE (4096*1024)
#define VIDEOMEMMASK (-4096*1024)
-#ifndef __ASSEMBLY__
-
-#include <linux/types.h>
-
-#if 0
-/*
-** SCC Z8530
-*/
-
-#define MAC_SCC_BAS (0x50F04000)
-struct MAC_SCC
- {
- u_char cha_a_ctrl;
- u_char char_dummy1;
- u_char cha_a_data;
- u_char char_dummy2;
- u_char cha_b_ctrl;
- u_char char_dummy3;
- u_char cha_b_data;
- };
-# define mac_scc ((*(volatile struct SCC*)MAC_SCC_BAS))
-#endif
-
-#endif /* __ASSEMBLY__ */
-
#endif /* linux/machw.h */
diff --git a/arch/m68k/include/asm/macints.h b/arch/m68k/include/asm/macints.h
index 679c48ab440..ebe1b70fe90 100644
--- a/arch/m68k/include/asm/macints.h
+++ b/arch/m68k/include/asm/macints.h
@@ -37,7 +37,6 @@
#define VIA1_SOURCE_BASE 8
#define VIA2_SOURCE_BASE 16
-#define MAC_SCC_SOURCE_BASE 24
#define PSC3_SOURCE_BASE 24
#define PSC4_SOURCE_BASE 32
#define PSC5_SOURCE_BASE 40
@@ -96,26 +95,12 @@
#define IRQ_PSC3_2 (26)
#define IRQ_PSC3_3 (27)
-/* Level 4 (SCC) interrupts */
-#define IRQ_SCC (32)
-#define IRQ_SCCA (33)
-#define IRQ_SCCB (34)
-#if 0 /* FIXME: are there multiple interrupt conditions on the SCC ?? */
-/* SCC interrupts */
-#define IRQ_SCCB_TX (32)
-#define IRQ_SCCB_STAT (33)
-#define IRQ_SCCB_RX (34)
-#define IRQ_SCCB_SPCOND (35)
-#define IRQ_SCCA_TX (36)
-#define IRQ_SCCA_STAT (37)
-#define IRQ_SCCA_RX (38)
-#define IRQ_SCCA_SPCOND (39)
-#endif
-
/* Level 4 (PSC, AV Macs only) interrupts */
#define IRQ_PSC4_0 (32)
#define IRQ_PSC4_1 (33)
+#define IRQ_MAC_SCC_A IRQ_PSC4_1
#define IRQ_PSC4_2 (34)
+#define IRQ_MAC_SCC_B IRQ_PSC4_2
#define IRQ_PSC4_3 (35)
#define IRQ_MAC_MACE_DMA IRQ_PSC4_3
@@ -146,6 +131,9 @@
#define IRQ_BABOON_2 (66)
#define IRQ_BABOON_3 (67)
+/* On non-PSC machines, the serial ports share an IRQ */
+#define IRQ_MAC_SCC IRQ_AUTO_4
+
#define SLOT2IRQ(x) (x + 47)
#define IRQ2SLOT(x) (x - 47)
diff --git a/arch/m68k/include/asm/ptrace.h b/arch/m68k/include/asm/ptrace.h
index ee4011c2328..21605c736f6 100644
--- a/arch/m68k/include/asm/ptrace.h
+++ b/arch/m68k/include/asm/ptrace.h
@@ -71,6 +71,8 @@ struct switch_stack {
#define PTRACE_GETFPREGS 14
#define PTRACE_SETFPREGS 15
+#define PTRACE_GET_THREAD_AREA 25
+
#define PTRACE_SINGLEBLOCK 33 /* resume execution until next branch */
#ifdef __KERNEL__
diff --git a/arch/m68k/include/asm/sigcontext.h b/arch/m68k/include/asm/sigcontext.h
index 523db2a51cf..1320eaa4cc2 100644
--- a/arch/m68k/include/asm/sigcontext.h
+++ b/arch/m68k/include/asm/sigcontext.h
@@ -15,9 +15,15 @@ struct sigcontext {
unsigned long sc_pc;
unsigned short sc_formatvec;
#ifndef __uClinux__
+# ifdef __mcoldfire__
+ unsigned long sc_fpregs[2][2]; /* room for two fp registers */
+ unsigned long sc_fpcntl[3];
+ unsigned char sc_fpstate[16+6*8];
+# else
unsigned long sc_fpregs[2*3]; /* room for two fp registers */
unsigned long sc_fpcntl[3];
unsigned char sc_fpstate[216];
+# endif
#endif
};
diff --git a/arch/m68k/include/asm/siginfo.h b/arch/m68k/include/asm/siginfo.h
index ca7dde8fd22..851d3d784b5 100644
--- a/arch/m68k/include/asm/siginfo.h
+++ b/arch/m68k/include/asm/siginfo.h
@@ -1,97 +1,6 @@
#ifndef _M68K_SIGINFO_H
#define _M68K_SIGINFO_H
-#ifndef __uClinux__
-#define HAVE_ARCH_SIGINFO_T
-#define HAVE_ARCH_COPY_SIGINFO
-#endif
-
#include <asm-generic/siginfo.h>
-#ifndef __uClinux__
-
-typedef struct siginfo {
- int si_signo;
- int si_errno;
- int si_code;
-
- union {
- int _pad[SI_PAD_SIZE];
-
- /* kill() */
- struct {
- __kernel_pid_t _pid; /* sender's pid */
- __kernel_uid_t _uid; /* backwards compatibility */
- __kernel_uid32_t _uid32; /* sender's uid */
- } _kill;
-
- /* POSIX.1b timers */
- struct {
- timer_t _tid; /* timer id */
- int _overrun; /* overrun count */
- char _pad[sizeof( __ARCH_SI_UID_T) - sizeof(int)];
- sigval_t _sigval; /* same as below */
- int _sys_private; /* not to be passed to user */
- } _timer;
-
- /* POSIX.1b signals */
- struct {
- __kernel_pid_t _pid; /* sender's pid */
- __kernel_uid_t _uid; /* backwards compatibility */
- sigval_t _sigval;
- __kernel_uid32_t _uid32; /* sender's uid */
- } _rt;
-
- /* SIGCHLD */
- struct {
- __kernel_pid_t _pid; /* which child */
- __kernel_uid_t _uid; /* backwards compatibility */
- int _status; /* exit code */
- clock_t _utime;
- clock_t _stime;
- __kernel_uid32_t _uid32; /* sender's uid */
- } _sigchld;
-
- /* SIGILL, SIGFPE, SIGSEGV, SIGBUS */
- struct {
- void *_addr; /* faulting insn/memory ref. */
- } _sigfault;
-
- /* SIGPOLL */
- struct {
- int _band; /* POLL_IN, POLL_OUT, POLL_MSG */
- int _fd;
- } _sigpoll;
- } _sifields;
-} siginfo_t;
-
-#define UID16_SIGINFO_COMPAT_NEEDED
-
-/*
- * How these fields are to be accessed.
- */
-#undef si_uid
-#ifdef __KERNEL__
-#define si_uid _sifields._kill._uid32
-#define si_uid16 _sifields._kill._uid
-#else
-#define si_uid _sifields._kill._uid
-#endif
-
-#ifdef __KERNEL__
-
-#include <linux/string.h>
-
-static inline void copy_siginfo(struct siginfo *to, struct siginfo *from)
-{
- if (from->si_code < 0)
- memcpy(to, from, sizeof(*to));
- else
- /* _sigchld is currently the largest know union member */
- memcpy(to, from, 3*sizeof(int) + sizeof(from->_sifields._sigchld));
-}
-
-#endif /* __KERNEL__ */
-#endif /* !__uClinux__ */
-
#endif
diff --git a/arch/m68k/include/asm/swab.h b/arch/m68k/include/asm/swab.h
index 5b754aace74..b7b37a40def 100644
--- a/arch/m68k/include/asm/swab.h
+++ b/arch/m68k/include/asm/swab.h
@@ -14,7 +14,7 @@ static inline __attribute_const__ __u32 __arch_swab32(__u32 val)
}
#define __arch_swab32 __arch_swab32
-#elif !defined(__uClinux__)
+#elif !defined(__mcoldfire__)
static inline __attribute_const__ __u32 __arch_swab32(__u32 val)
{
diff --git a/arch/m68k/include/asm/thread_info_mm.h b/arch/m68k/include/asm/thread_info_mm.h
index 167e518db41..67266c68345 100644
--- a/arch/m68k/include/asm/thread_info_mm.h
+++ b/arch/m68k/include/asm/thread_info_mm.h
@@ -16,6 +16,7 @@ struct thread_info {
struct exec_domain *exec_domain; /* execution domain */
int preempt_count; /* 0 => preemptable, <0 => BUG */
__u32 cpu; /* should always be 0 on m68k */
+ unsigned long tp_value; /* thread pointer */
struct restart_block restart_block;
};
#endif /* __ASSEMBLY__ */
diff --git a/arch/m68k/include/asm/thread_info_no.h b/arch/m68k/include/asm/thread_info_no.h
index a6512bfdd01..884776f686c 100644
--- a/arch/m68k/include/asm/thread_info_no.h
+++ b/arch/m68k/include/asm/thread_info_no.h
@@ -37,6 +37,7 @@ struct thread_info {
unsigned long flags; /* low level flags */
int cpu; /* cpu we're on */
int preempt_count; /* 0 => preemptable, <0 => BUG */
+ unsigned long tp_value; /* thread pointer */
struct restart_block restart_block;
};
diff --git a/arch/m68k/include/asm/ucontext.h b/arch/m68k/include/asm/ucontext.h
index e4e22669edc..00dcc5176c5 100644
--- a/arch/m68k/include/asm/ucontext.h
+++ b/arch/m68k/include/asm/ucontext.h
@@ -7,7 +7,11 @@ typedef greg_t gregset_t[NGREG];
typedef struct fpregset {
int f_fpcntl[3];
+#ifdef __mcoldfire__
+ int f_fpregs[8][2];
+#else
int f_fpregs[8*3];
+#endif
} fpregset_t;
struct mcontext {
diff --git a/arch/m68k/include/asm/unistd.h b/arch/m68k/include/asm/unistd.h
index 48b87f5ced5..d72a71dabec 100644
--- a/arch/m68k/include/asm/unistd.h
+++ b/arch/m68k/include/asm/unistd.h
@@ -336,10 +336,14 @@
#define __NR_pwritev 330
#define __NR_rt_tgsigqueueinfo 331
#define __NR_perf_event_open 332
+#define __NR_get_thread_area 333
+#define __NR_set_thread_area 334
+#define __NR_atomic_cmpxchg_32 335
+#define __NR_atomic_barrier 336
#ifdef __KERNEL__
-#define NR_syscalls 333
+#define NR_syscalls 337
#define __ARCH_WANT_IPC_PARSE_VERSION
#define __ARCH_WANT_OLD_READDIR
diff --git a/arch/m68k/include/asm/virtconvert.h b/arch/m68k/include/asm/virtconvert.h
index 3f834b3ab5b..f35229b8651 100644
--- a/arch/m68k/include/asm/virtconvert.h
+++ b/arch/m68k/include/asm/virtconvert.h
@@ -31,12 +31,7 @@ static inline void *phys_to_virt(unsigned long address)
#define page_to_phys(page) \
__pa(PAGE_OFFSET + (((page) - pg_data_map[0].node_mem_map) << PAGE_SHIFT))
#else
-#define page_to_phys(_page) ({ \
- struct page *__page = _page; \
- struct pglist_data *pgdat; \
- pgdat = pg_data_table[page_to_nid(__page)]; \
- page_to_pfn(__page) << PAGE_SHIFT; \
-})
+#define page_to_phys(page) (page_to_pfn(page) << PAGE_SHIFT)
#endif
#else
#define page_to_phys(page) (((page) - mem_map) << PAGE_SHIFT)
diff --git a/arch/m68k/kernel/entry.S b/arch/m68k/kernel/entry.S
index 77fc7c16bf4..e136b8cbe9b 100644
--- a/arch/m68k/kernel/entry.S
+++ b/arch/m68k/kernel/entry.S
@@ -761,4 +761,8 @@ sys_call_table:
.long sys_pwritev /* 330 */
.long sys_rt_tgsigqueueinfo
.long sys_perf_event_open
+ .long sys_get_thread_area
+ .long sys_set_thread_area
+ .long sys_atomic_cmpxchg_32 /* 335 */
+ .long sys_atomic_barrier
diff --git a/arch/m68k/kernel/process.c b/arch/m68k/kernel/process.c
index 05296593e71..17c3f325255 100644
--- a/arch/m68k/kernel/process.c
+++ b/arch/m68k/kernel/process.c
@@ -251,6 +251,10 @@ int copy_thread(unsigned long clone_flags, unsigned long usp,
p->thread.usp = usp;
p->thread.ksp = (unsigned long)childstack;
+
+ if (clone_flags & CLONE_SETTLS)
+ task_thread_info(p)->tp_value = regs->d5;
+
/*
* Must save the current SFC/DFC value, NOT the value when
* the parent was last descheduled - RGH 10-08-96
diff --git a/arch/m68k/kernel/ptrace.c b/arch/m68k/kernel/ptrace.c
index 1fc217e5f06..616e59752c2 100644
--- a/arch/m68k/kernel/ptrace.c
+++ b/arch/m68k/kernel/ptrace.c
@@ -245,6 +245,11 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
ret = -EFAULT;
break;
+ case PTRACE_GET_THREAD_AREA:
+ ret = put_user(task_thread_info(child)->tp_value,
+ (unsigned long __user *)data);
+ break;
+
default:
ret = ptrace_request(child, request, addr, data);
break;
diff --git a/arch/m68k/kernel/signal.c b/arch/m68k/kernel/signal.c
index de2d05ddd86..4b387538706 100644
--- a/arch/m68k/kernel/signal.c
+++ b/arch/m68k/kernel/signal.c
@@ -897,10 +897,17 @@ static void setup_rt_frame (int sig, struct k_sigaction *ka, siginfo_t *info,
/* Set up to return from userspace. */
err |= __put_user(frame->retcode, &frame->pretcode);
+#ifdef __mcoldfire__
+ /* movel #__NR_rt_sigreturn,d0; trap #0 */
+ err |= __put_user(0x203c0000, (long __user *)(frame->retcode + 0));
+ err |= __put_user(0x00004e40 + (__NR_rt_sigreturn << 16),
+ (long __user *)(frame->retcode + 4));
+#else
/* moveq #,d0; notb d0; trap #0 */
err |= __put_user(0x70004600 + ((__NR_rt_sigreturn ^ 0xff) << 16),
(long __user *)(frame->retcode + 0));
err |= __put_user(0x4e40, (short __user *)(frame->retcode + 4));
+#endif
if (err)
goto give_sigsegv;
diff --git a/arch/m68k/kernel/sys_m68k.c b/arch/m68k/kernel/sys_m68k.c
index 218f441de66..e3ad2d67197 100644
--- a/arch/m68k/kernel/sys_m68k.c
+++ b/arch/m68k/kernel/sys_m68k.c
@@ -28,6 +28,11 @@
#include <asm/traps.h>
#include <asm/page.h>
#include <asm/unistd.h>
+#include <linux/elf.h>
+#include <asm/tlb.h>
+
+asmlinkage int do_page_fault(struct pt_regs *regs, unsigned long address,
+ unsigned long error_code);
asmlinkage long sys_mmap2(unsigned long addr, unsigned long len,
unsigned long prot, unsigned long flags,
@@ -595,3 +600,79 @@ int kernel_execve(const char *filename, char *const argv[], char *const envp[])
: "d" (__a), "d" (__b), "d" (__c));
return __res;
}
+
+asmlinkage unsigned long sys_get_thread_area(void)
+{
+ return current_thread_info()->tp_value;
+}
+
+asmlinkage int sys_set_thread_area(unsigned long tp)
+{
+ current_thread_info()->tp_value = tp;
+ return 0;
+}
+
+/* This syscall gets its arguments in A0 (mem), D2 (oldval) and
+ D1 (newval). */
+asmlinkage int
+sys_atomic_cmpxchg_32(unsigned long newval, int oldval, int d3, int d4, int d5,
+ unsigned long __user * mem)
+{
+ /* This was borrowed from ARM's implementation. */
+ for (;;) {
+ struct mm_struct *mm = current->mm;
+ pgd_t *pgd;
+ pmd_t *pmd;
+ pte_t *pte;
+ spinlock_t *ptl;
+ unsigned long mem_value;
+
+ down_read(&mm->mmap_sem);
+ pgd = pgd_offset(mm, (unsigned long)mem);
+ if (!pgd_present(*pgd))
+ goto bad_access;
+ pmd = pmd_offset(pgd, (unsigned long)mem);
+ if (!pmd_present(*pmd))
+ goto bad_access;
+ pte = pte_offset_map_lock(mm, pmd, (unsigned long)mem, &ptl);
+ if (!pte_present(*pte) || !pte_dirty(*pte)
+ || !pte_write(*pte)) {
+ pte_unmap_unlock(pte, ptl);
+ goto bad_access;
+ }
+
+ mem_value = *mem;
+ if (mem_value == oldval)
+ *mem = newval;
+
+ pte_unmap_unlock(pte, ptl);
+ up_read(&mm->mmap_sem);
+ return mem_value;
+
+ bad_access:
+ up_read(&mm->mmap_sem);
+ /* This is not necessarily a bad access, we can get here if
+ a memory we're trying to write to should be copied-on-write.
+ Make the kernel do the necessary page stuff, then re-iterate.
+ Simulate a write access fault to do that. */
+ {
+ /* The first argument of the function corresponds to
+ D1, which is the first field of struct pt_regs. */
+ struct pt_regs *fp = (struct pt_regs *)&newval;
+
+ /* '3' is an RMW flag. */
+ if (do_page_fault(fp, (unsigned long)mem, 3))
+ /* If the do_page_fault() failed, we don't
+ have anything meaningful to return.
+ There should be a SIGSEGV pending for
+ the process. */
+ return 0xdeadbeef;
+ }
+ }
+}
+
+asmlinkage int sys_atomic_barrier(void)
+{
+ /* no code needed for uniprocs */
+ return 0;
+}
diff --git a/arch/m68k/mac/Makefile b/arch/m68k/mac/Makefile
index daebd80bdef..b8d4c835f9a 100644
--- a/arch/m68k/mac/Makefile
+++ b/arch/m68k/mac/Makefile
@@ -3,4 +3,4 @@
#
obj-y := config.o macints.o iop.o via.o oss.o psc.o \
- baboon.o macboing.o debug.o misc.o
+ baboon.o macboing.o misc.o
diff --git a/arch/m68k/mac/config.c b/arch/m68k/mac/config.c
index be017984a45..0356da9bf76 100644
--- a/arch/m68k/mac/config.c
+++ b/arch/m68k/mac/config.c
@@ -23,6 +23,8 @@
#include <linux/init.h>
#include <linux/vt_kern.h>
#include <linux/platform_device.h>
+#include <linux/adb.h>
+#include <linux/cuda.h>
#define BOOTINFO_COMPAT_1_0
#include <asm/setup.h>
@@ -44,12 +46,7 @@
#include <asm/mac_oss.h>
#include <asm/mac_psc.h>
-/* platform device info */
-
-#define SWIM_IO_SIZE 0x2000 /* SWIM IO resource size */
-
/* Mac bootinfo struct */
-
struct mac_booter_data mac_bi_data;
/* The phys. video addr. - might be bogus on some machines */
@@ -70,8 +67,6 @@ extern void baboon_init(void);
extern void mac_mksound(unsigned int, unsigned int);
-extern void nubus_sweep_video(void);
-
static void mac_get_model(char *str);
static void mac_identify(void);
static void mac_report_hardware(void);
@@ -168,12 +163,6 @@ void __init config_mac(void)
#if defined(CONFIG_INPUT_M68K_BEEP) || defined(CONFIG_INPUT_M68K_BEEP_MODULE)
mach_beep = mac_mksound;
#endif
-#ifdef CONFIG_HEARTBEAT
-#if 0
- mach_heartbeat = mac_heartbeat;
- mach_heartbeat_irq = IRQ_MAC_TIMER;
-#endif
-#endif
/*
* Determine hardware present
@@ -191,27 +180,19 @@ void __init config_mac(void)
if (macintosh_config->ident == MAC_MODEL_IICI
|| macintosh_config->ident == MAC_MODEL_IIFX)
mach_l2_flush = mac_cache_card_flush;
-
- /*
- * Check for machine specific fixups.
- */
-
-#ifdef OLD_NUBUS_CODE
- nubus_sweep_video();
-#endif
}
/*
- * Macintosh Table: hardcoded model configuration data.
+ * Macintosh Table: hardcoded model configuration data.
*
- * Much of this was defined by Alan, based on who knows what docs.
- * I've added a lot more, and some of that was pure guesswork based
- * on hardware pages present on the Mac web site. Possibly wildly
- * inaccurate, so look here if a new Mac model won't run. Example: if
- * a Mac crashes immediately after the VIA1 registers have been dumped
- * to the screen, it probably died attempting to read DirB on a RBV.
- * Meaning it should have MAC_VIA_IIci here :-)
+ * Much of this was defined by Alan, based on who knows what docs.
+ * I've added a lot more, and some of that was pure guesswork based
+ * on hardware pages present on the Mac web site. Possibly wildly
+ * inaccurate, so look here if a new Mac model won't run. Example: if
+ * a Mac crashes immediately after the VIA1 registers have been dumped
+ * to the screen, it probably died attempting to read DirB on a RBV.
+ * Meaning it should have MAC_VIA_IIci here :-)
*/
struct mac_model *macintosh_config;
@@ -219,7 +200,7 @@ EXPORT_SYMBOL(macintosh_config);
static struct mac_model mac_data_table[] = {
/*
- * We'll pretend to be a Macintosh II, that's pretty safe.
+ * We'll pretend to be a Macintosh II, that's pretty safe.
*/
{
@@ -230,12 +211,11 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_II,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_IWM
+ .floppy_type = MAC_FLOPPY_IWM,
},
/*
- * Original MacII hardware
- *
+ * Original Mac II hardware
*/
{
@@ -246,7 +226,7 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_II,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_IWM
+ .floppy_type = MAC_FLOPPY_IWM,
}, {
.ident = MAC_MODEL_IIX,
.name = "IIx",
@@ -255,7 +235,7 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_II,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_IICX,
.name = "IIcx",
@@ -264,7 +244,7 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_II,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_SE30,
.name = "SE/30",
@@ -273,13 +253,13 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_II,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
},
/*
- * Weirdified MacII hardware - all subtly different. Gee thanks
- * Apple. All these boxes seem to have VIA2 in a different place to
- * the MacII (+1A000 rather than +4000)
+ * Weirdified Mac II hardware - all subtly different. Gee thanks
+ * Apple. All these boxes seem to have VIA2 in a different place to
+ * the Mac II (+1A000 rather than +4000)
* CSA: see http://developer.apple.com/technotes/hw/hw_09.html
*/
@@ -291,7 +271,7 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_II,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_IIFX,
.name = "IIfx",
@@ -300,7 +280,7 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_IOP,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_IOP
+ .floppy_type = MAC_FLOPPY_SWIM_IOP,
}, {
.ident = MAC_MODEL_IISI,
.name = "IIsi",
@@ -309,7 +289,7 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_II,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_IIVI,
.name = "IIvi",
@@ -318,7 +298,7 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_II,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_IIVX,
.name = "IIvx",
@@ -327,11 +307,11 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_II,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
},
/*
- * Classic models (guessing: similar to SE/30 ?? Nope, similar to LC ...)
+ * Classic models (guessing: similar to SE/30? Nope, similar to LC...)
*/
{
@@ -342,7 +322,7 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_II,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_CCL,
.name = "Color Classic",
@@ -351,11 +331,11 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_II,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
},
/*
- * Some Mac LC machines. Basically the same as the IIci, ADB like IIsi
+ * Some Mac LC machines. Basically the same as the IIci, ADB like IIsi
*/
{
@@ -366,7 +346,7 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_II,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_LCII,
.name = "LC II",
@@ -375,7 +355,7 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_II,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_LCIII,
.name = "LC III",
@@ -384,17 +364,17 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_II,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
},
/*
- * Quadra. Video is at 0xF9000000, via is like a MacII. We label it differently
- * as some of the stuff connected to VIA2 seems different. Better SCSI chip and
- * onboard ethernet using a NatSemi SONIC except the 660AV and 840AV which use an
- * AMD 79C940 (MACE).
- * The 700, 900 and 950 have some I/O chips in the wrong place to
- * confuse us. The 840AV has a SCSI location of its own (same as
- * the 660AV).
+ * Quadra. Video is at 0xF9000000, via is like a MacII. We label it
+ * differently as some of the stuff connected to VIA2 seems different.
+ * Better SCSI chip and onboard ethernet using a NatSemi SONIC except
+ * the 660AV and 840AV which use an AMD 79C940 (MACE).
+ * The 700, 900 and 950 have some I/O chips in the wrong place to
+ * confuse us. The 840AV has a SCSI location of its own (same as
+ * the 660AV).
*/
{
@@ -405,7 +385,7 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_QUADRA,
.scc_type = MAC_SCC_QUADRA,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR1
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR1,
}, {
.ident = MAC_MODEL_Q605_ACC,
.name = "Quadra 605",
@@ -414,7 +394,7 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_QUADRA,
.scc_type = MAC_SCC_QUADRA,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR1
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR1,
}, {
.ident = MAC_MODEL_Q610,
.name = "Quadra 610",
@@ -424,7 +404,7 @@ static struct mac_model mac_data_table[] = {
.scc_type = MAC_SCC_QUADRA,
.ether_type = MAC_ETHER_SONIC,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR1
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR1,
}, {
.ident = MAC_MODEL_Q630,
.name = "Quadra 630",
@@ -435,7 +415,7 @@ static struct mac_model mac_data_table[] = {
.scc_type = MAC_SCC_QUADRA,
.ether_type = MAC_ETHER_SONIC,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR1
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR1,
}, {
.ident = MAC_MODEL_Q650,
.name = "Quadra 650",
@@ -445,9 +425,9 @@ static struct mac_model mac_data_table[] = {
.scc_type = MAC_SCC_QUADRA,
.ether_type = MAC_ETHER_SONIC,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR1
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR1,
},
- /* The Q700 does have a NS Sonic */
+ /* The Q700 does have a NS Sonic */
{
.ident = MAC_MODEL_Q700,
.name = "Quadra 700",
@@ -457,7 +437,7 @@ static struct mac_model mac_data_table[] = {
.scc_type = MAC_SCC_QUADRA,
.ether_type = MAC_ETHER_SONIC,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR1
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR1,
}, {
.ident = MAC_MODEL_Q800,
.name = "Quadra 800",
@@ -467,7 +447,7 @@ static struct mac_model mac_data_table[] = {
.scc_type = MAC_SCC_QUADRA,
.ether_type = MAC_ETHER_SONIC,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR1
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR1,
}, {
.ident = MAC_MODEL_Q840,
.name = "Quadra 840AV",
@@ -477,7 +457,7 @@ static struct mac_model mac_data_table[] = {
.scc_type = MAC_SCC_PSC,
.ether_type = MAC_ETHER_MACE,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_AV
+ .floppy_type = MAC_FLOPPY_AV,
}, {
.ident = MAC_MODEL_Q900,
.name = "Quadra 900",
@@ -487,7 +467,7 @@ static struct mac_model mac_data_table[] = {
.scc_type = MAC_SCC_IOP,
.ether_type = MAC_ETHER_SONIC,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_IOP
+ .floppy_type = MAC_FLOPPY_SWIM_IOP,
}, {
.ident = MAC_MODEL_Q950,
.name = "Quadra 950",
@@ -497,60 +477,60 @@ static struct mac_model mac_data_table[] = {
.scc_type = MAC_SCC_IOP,
.ether_type = MAC_ETHER_SONIC,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_IOP
+ .floppy_type = MAC_FLOPPY_SWIM_IOP,
},
/*
- * Performa - more LC type machines
+ * Performa - more LC type machines
*/
{
.ident = MAC_MODEL_P460,
- .name = "Performa 460",
+ .name = "Performa 460",
.adb_type = MAC_ADB_IISI,
.via_type = MAC_VIA_IIci,
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_II,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_P475,
- .name = "Performa 475",
+ .name = "Performa 475",
.adb_type = MAC_ADB_CUDA,
.via_type = MAC_VIA_QUADRA,
.scsi_type = MAC_SCSI_QUADRA,
.scc_type = MAC_SCC_II,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR1
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR1,
}, {
.ident = MAC_MODEL_P475F,
- .name = "Performa 475",
+ .name = "Performa 475",
.adb_type = MAC_ADB_CUDA,
.via_type = MAC_VIA_QUADRA,
.scsi_type = MAC_SCSI_QUADRA,
.scc_type = MAC_SCC_II,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR1
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR1,
}, {
.ident = MAC_MODEL_P520,
- .name = "Performa 520",
+ .name = "Performa 520",
.adb_type = MAC_ADB_CUDA,
.via_type = MAC_VIA_IIci,
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_II,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_P550,
- .name = "Performa 550",
+ .name = "Performa 550",
.adb_type = MAC_ADB_CUDA,
.via_type = MAC_VIA_IIci,
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_II,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
},
- /* These have the comm slot, and therefore the possibility of SONIC ethernet */
+ /* These have the comm slot, and therefore possibly SONIC ethernet */
{
.ident = MAC_MODEL_P575,
.name = "Performa 575",
@@ -560,7 +540,7 @@ static struct mac_model mac_data_table[] = {
.scc_type = MAC_SCC_II,
.ether_type = MAC_ETHER_SONIC,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR1
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR1,
}, {
.ident = MAC_MODEL_P588,
.name = "Performa 588",
@@ -571,7 +551,7 @@ static struct mac_model mac_data_table[] = {
.scc_type = MAC_SCC_II,
.ether_type = MAC_ETHER_SONIC,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR1
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR1,
}, {
.ident = MAC_MODEL_TV,
.name = "TV",
@@ -580,7 +560,7 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_II,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_P600,
.name = "Performa 600",
@@ -589,14 +569,14 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_II,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
},
/*
- * Centris - just guessing again; maybe like Quadra
+ * Centris - just guessing again; maybe like Quadra.
+ * The C610 may or may not have SONIC. We probe to make sure.
*/
- /* The C610 may or may not have SONIC. We probe to make sure */
{
.ident = MAC_MODEL_C610,
.name = "Centris 610",
@@ -606,7 +586,7 @@ static struct mac_model mac_data_table[] = {
.scc_type = MAC_SCC_QUADRA,
.ether_type = MAC_ETHER_SONIC,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR1
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR1,
}, {
.ident = MAC_MODEL_C650,
.name = "Centris 650",
@@ -616,7 +596,7 @@ static struct mac_model mac_data_table[] = {
.scc_type = MAC_SCC_QUADRA,
.ether_type = MAC_ETHER_SONIC,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR1
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR1,
}, {
.ident = MAC_MODEL_C660,
.name = "Centris 660AV",
@@ -626,7 +606,7 @@ static struct mac_model mac_data_table[] = {
.scc_type = MAC_SCC_PSC,
.ether_type = MAC_ETHER_MACE,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_AV
+ .floppy_type = MAC_FLOPPY_AV,
},
/*
@@ -643,7 +623,7 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_QUADRA,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_PB145,
.name = "PowerBook 145",
@@ -652,7 +632,7 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_QUADRA,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_PB150,
.name = "PowerBook 150",
@@ -662,7 +642,7 @@ static struct mac_model mac_data_table[] = {
.ide_type = MAC_IDE_PB,
.scc_type = MAC_SCC_QUADRA,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_PB160,
.name = "PowerBook 160",
@@ -671,7 +651,7 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_QUADRA,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_PB165,
.name = "PowerBook 165",
@@ -680,7 +660,7 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_QUADRA,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_PB165C,
.name = "PowerBook 165c",
@@ -689,7 +669,7 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_QUADRA,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_PB170,
.name = "PowerBook 170",
@@ -698,7 +678,7 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_QUADRA,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_PB180,
.name = "PowerBook 180",
@@ -707,7 +687,7 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_QUADRA,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_PB180C,
.name = "PowerBook 180c",
@@ -716,7 +696,7 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_QUADRA,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_PB190,
.name = "PowerBook 190",
@@ -726,7 +706,7 @@ static struct mac_model mac_data_table[] = {
.ide_type = MAC_IDE_BABOON,
.scc_type = MAC_SCC_QUADRA,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_PB520,
.name = "PowerBook 520",
@@ -736,7 +716,7 @@ static struct mac_model mac_data_table[] = {
.scc_type = MAC_SCC_QUADRA,
.ether_type = MAC_ETHER_SONIC,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
},
/*
@@ -757,7 +737,7 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_QUADRA,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_PB230,
.name = "PowerBook Duo 230",
@@ -766,7 +746,7 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_QUADRA,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_PB250,
.name = "PowerBook Duo 250",
@@ -775,7 +755,7 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_QUADRA,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_PB270C,
.name = "PowerBook Duo 270c",
@@ -784,7 +764,7 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_QUADRA,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_PB280,
.name = "PowerBook Duo 280",
@@ -793,7 +773,7 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_QUADRA,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
}, {
.ident = MAC_MODEL_PB280C,
.name = "PowerBook Duo 280c",
@@ -802,17 +782,44 @@ static struct mac_model mac_data_table[] = {
.scsi_type = MAC_SCSI_OLD,
.scc_type = MAC_SCC_QUADRA,
.nubus_type = MAC_NUBUS,
- .floppy_type = MAC_FLOPPY_SWIM_ADDR2
+ .floppy_type = MAC_FLOPPY_SWIM_ADDR2,
},
/*
- * Other stuff ??
+ * Other stuff?
*/
+
{
.ident = -1
}
};
+static struct resource scc_a_rsrcs[] = {
+ { .flags = IORESOURCE_MEM },
+ { .flags = IORESOURCE_IRQ },
+};
+
+static struct resource scc_b_rsrcs[] = {
+ { .flags = IORESOURCE_MEM },
+ { .flags = IORESOURCE_IRQ },
+};
+
+struct platform_device scc_a_pdev = {
+ .name = "scc",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(scc_a_rsrcs),
+ .resource = scc_a_rsrcs,
+};
+EXPORT_SYMBOL(scc_a_pdev);
+
+struct platform_device scc_b_pdev = {
+ .name = "scc",
+ .id = 1,
+ .num_resources = ARRAY_SIZE(scc_b_rsrcs),
+ .resource = scc_b_rsrcs,
+};
+EXPORT_SYMBOL(scc_b_pdev);
+
static void __init mac_identify(void)
{
struct mac_model *m;
@@ -823,7 +830,8 @@ static void __init mac_identify(void)
/* no bootinfo model id -> NetBSD booter was used! */
/* XXX FIXME: breaks for model > 31 */
model = (mac_bi_data.cpuid >> 2) & 63;
- printk(KERN_WARNING "No bootinfo model ID, using cpuid instead (hey, use Penguin!)\n");
+ printk(KERN_WARNING "No bootinfo model ID, using cpuid instead "
+ "(obsolete bootloader?)\n");
}
macintosh_config = mac_data_table;
@@ -834,10 +842,29 @@ static void __init mac_identify(void)
}
}
- /* We need to pre-init the IOPs, if any. Otherwise */
- /* the serial console won't work if the user had */
- /* the serial ports set to "Faster" mode in MacOS. */
+ /* Set up serial port resources for the console initcall. */
+
+ scc_a_rsrcs[0].start = (resource_size_t) mac_bi_data.sccbase + 2;
+ scc_a_rsrcs[0].end = scc_a_rsrcs[0].start;
+ scc_b_rsrcs[0].start = (resource_size_t) mac_bi_data.sccbase;
+ scc_b_rsrcs[0].end = scc_b_rsrcs[0].start;
+ switch (macintosh_config->scc_type) {
+ case MAC_SCC_PSC:
+ scc_a_rsrcs[1].start = scc_a_rsrcs[1].end = IRQ_MAC_SCC_A;
+ scc_b_rsrcs[1].start = scc_b_rsrcs[1].end = IRQ_MAC_SCC_B;
+ break;
+ default:
+ scc_a_rsrcs[1].start = scc_a_rsrcs[1].end = IRQ_MAC_SCC;
+ scc_b_rsrcs[1].start = scc_b_rsrcs[1].end = IRQ_MAC_SCC;
+ break;
+ }
+
+ /*
+ * We need to pre-init the IOPs, if any. Otherwise
+ * the serial console won't work if the user had
+ * the serial ports set to "Faster" mode in MacOS.
+ */
iop_preinit();
printk(KERN_INFO "Detected Macintosh model: %d \n", model);
@@ -846,7 +873,8 @@ static void __init mac_identify(void)
* Report booter data:
*/
printk(KERN_DEBUG " Penguin bootinfo data:\n");
- printk(KERN_DEBUG " Video: addr 0x%lx row 0x%lx depth %lx dimensions %ld x %ld\n",
+ printk(KERN_DEBUG " Video: addr 0x%lx "
+ "row 0x%lx depth %lx dimensions %ld x %ld\n",
mac_bi_data.videoaddr, mac_bi_data.videorow,
mac_bi_data.videodepth, mac_bi_data.dimensions & 0xFFFF,
mac_bi_data.dimensions >> 16);
@@ -863,6 +891,10 @@ static void __init mac_identify(void)
oss_init();
psc_init();
baboon_init();
+
+#ifdef CONFIG_ADB_CUDA
+ find_via_cuda();
+#endif
}
static void __init mac_report_hardware(void)
@@ -876,23 +908,50 @@ static void mac_get_model(char *str)
strcat(str, macintosh_config->name);
}
-static struct resource swim_resources[1];
+static struct resource swim_rsrc = { .flags = IORESOURCE_MEM };
-static struct platform_device swim_device = {
+static struct platform_device swim_pdev = {
.name = "swim",
.id = -1,
- .num_resources = ARRAY_SIZE(swim_resources),
- .resource = swim_resources,
+ .num_resources = 1,
+ .resource = &swim_rsrc,
};
-static struct platform_device *mac_platform_devices[] __initdata = {
- &swim_device
+static struct platform_device esp_0_pdev = {
+ .name = "mac_esp",
+ .id = 0,
+};
+
+static struct platform_device esp_1_pdev = {
+ .name = "mac_esp",
+ .id = 1,
+};
+
+static struct platform_device sonic_pdev = {
+ .name = "macsonic",
+ .id = -1,
+};
+
+static struct platform_device mace_pdev = {
+ .name = "macmace",
+ .id = -1,
};
int __init mac_platform_init(void)
{
u8 *swim_base;
+ /*
+ * Serial devices
+ */
+
+ platform_device_register(&scc_a_pdev);
+ platform_device_register(&scc_b_pdev);
+
+ /*
+ * Floppy device
+ */
+
switch (macintosh_config->floppy_type) {
case MAC_FLOPPY_SWIM_ADDR1:
swim_base = (u8 *)(VIA1_BASE + 0x1E000);
@@ -901,16 +960,47 @@ int __init mac_platform_init(void)
swim_base = (u8 *)(VIA1_BASE + 0x16000);
break;
default:
- return 0;
+ swim_base = NULL;
+ break;
}
- swim_resources[0].name = "swim-regs";
- swim_resources[0].start = (resource_size_t)swim_base;
- swim_resources[0].end = (resource_size_t)(swim_base + SWIM_IO_SIZE);
- swim_resources[0].flags = IORESOURCE_MEM;
+ if (swim_base) {
+ swim_rsrc.start = (resource_size_t) swim_base,
+ swim_rsrc.end = (resource_size_t) swim_base + 0x2000,
+ platform_device_register(&swim_pdev);
+ }
+
+ /*
+ * SCSI device(s)
+ */
+
+ switch (macintosh_config->scsi_type) {
+ case MAC_SCSI_QUADRA:
+ case MAC_SCSI_QUADRA3:
+ platform_device_register(&esp_0_pdev);
+ break;
+ case MAC_SCSI_QUADRA2:
+ platform_device_register(&esp_0_pdev);
+ if ((macintosh_config->ident == MAC_MODEL_Q900) ||
+ (macintosh_config->ident == MAC_MODEL_Q950))
+ platform_device_register(&esp_1_pdev);
+ break;
+ }
+
+ /*
+ * Ethernet device
+ */
+
+ switch (macintosh_config->ether_type) {
+ case MAC_ETHER_SONIC:
+ platform_device_register(&sonic_pdev);
+ break;
+ case MAC_ETHER_MACE:
+ platform_device_register(&mace_pdev);
+ break;
+ }
- return platform_add_devices(mac_platform_devices,
- ARRAY_SIZE(mac_platform_devices));
+ return 0;
}
arch_initcall(mac_platform_init);
diff --git a/arch/m68k/mac/debug.c b/arch/m68k/mac/debug.c
deleted file mode 100644
index bce074ceb76..00000000000
--- a/arch/m68k/mac/debug.c
+++ /dev/null
@@ -1,365 +0,0 @@
-/*
- * linux/arch/m68k/mac/debug.c
- *
- * Shamelessly stolen (SCC code and general framework) from:
- *
- * linux/arch/m68k/atari/debug.c
- *
- * Atari debugging and serial console stuff
- *
- * Assembled of parts of former atari/config.c 97-12-18 by Roman Hodek
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file COPYING in the main directory of this archive
- * for more details.
- */
-
-#include <linux/types.h>
-#include <linux/sched.h>
-#include <linux/tty.h>
-#include <linux/console.h>
-#include <linux/init.h>
-#include <linux/delay.h>
-
-#define BOOTINFO_COMPAT_1_0
-#include <asm/setup.h>
-#include <asm/bootinfo.h>
-#include <asm/macints.h>
-
-extern unsigned long mac_videobase;
-extern unsigned long mac_rowbytes;
-
-extern void mac_serial_print(const char *);
-
-#define DEBUG_HEADS
-#undef DEBUG_SCREEN
-#define DEBUG_SERIAL
-
-/*
- * These two auxiliary debug functions should go away ASAP. Only usage:
- * before the console output is up (after head.S come some other crucial
- * setup routines :-) it permits writing 'data' to the screen as bit patterns
- * (good luck reading those). Helped to figure that the bootinfo contained
- * garbage data on the amount and size of memory chunks ...
- *
- * The 'pos' argument now simply means 'linefeed after print' ...
- */
-
-#ifdef DEBUG_SCREEN
-static int peng, line;
-#endif
-
-#if 0
-
-void mac_debugging_short(int pos, short num)
-{
-#ifdef DEBUG_SCREEN
- unsigned char *pengoffset;
- unsigned char *pptr;
- int i;
-#endif
-
-#ifdef DEBUG_SERIAL
- printk("debug: %d !\n", num);
-#endif
-
-#ifdef DEBUG_SCREEN
- if (!MACH_IS_MAC) {
- /* printk("debug: %d !\n", num); */
- return;
- }
-
- /* calculate current offset */
- pengoffset = (unsigned char *)mac_videobase +
- (150+line*2) * mac_rowbytes + 80 * peng;
-
- pptr = pengoffset;
-
- for (i = 0; i < 8 * sizeof(short); i++) { /* # of bits */
- /* value mask for bit i, reverse order */
- *pptr++ = (num & (1 << (8*sizeof(short)-i-1)) ? 0xFF : 0x00);
- }
-
- peng++;
-
- if (pos) {
- line++;
- peng = 0;
- }
-#endif
-}
-
-void mac_debugging_long(int pos, long addr)
-{
-#ifdef DEBUG_SCREEN
- unsigned char *pengoffset;
- unsigned char *pptr;
- int i;
-#endif
-
-#ifdef DEBUG_SERIAL
- printk("debug: #%ld !\n", addr);
-#endif
-
-#ifdef DEBUG_SCREEN
- if (!MACH_IS_MAC) {
- /* printk("debug: #%ld !\n", addr); */
- return;
- }
-
- pengoffset=(unsigned char *)(mac_videobase+(150+line*2)*mac_rowbytes)
- +80*peng;
-
- pptr = pengoffset;
-
- for (i = 0; i < 8 * sizeof(long); i++) { /* # of bits */
- *pptr++ = (addr & (1 << (8*sizeof(long)-i-1)) ? 0xFF : 0x00);
- }
-
- peng++;
-
- if (pos) {
- line++;
- peng = 0;
- }
-#endif
-}
-
-#endif /* 0 */
-
-#ifdef DEBUG_SERIAL
-/*
- * TODO: serial debug code
- */
-
-struct mac_SCC {
- u_char cha_b_ctrl;
- u_char char_dummy1;
- u_char cha_a_ctrl;
- u_char char_dummy2;
- u_char cha_b_data;
- u_char char_dummy3;
- u_char cha_a_data;
-};
-
-# define scc (*((volatile struct mac_SCC*)mac_bi_data.sccbase))
-
-static int scc_port = -1;
-
-static struct console mac_console_driver = {
- .name = "debug",
- .flags = CON_PRINTBUFFER,
- .index = -1,
-};
-
-/*
- * Crude hack to get console output to the screen before the framebuffer
- * is initialized (happens a lot later in 2.1!).
- * We just use the console routines declared in head.S, this will interfere
- * with regular framebuffer console output and should be used exclusively
- * to debug kernel problems manifesting before framebuffer init (aka WSOD)
- *
- * To keep this hack from interfering with the regular console driver, either
- * deregister this driver before/on framebuffer console init, or silence this
- * function after the fbcon driver is running (will lose console messages!?).
- * To debug real early bugs, need to write a 'mac_register_console_hack()'
- * that is called from start_kernel() before setup_arch() and just registers
- * this driver if Mac.
- */
-
-static void mac_debug_console_write(struct console *co, const char *str,
- unsigned int count)
-{
- mac_serial_print(str);
-}
-
-
-
-/* Mac: loops_per_jiffy min. 19000 ^= .5 us; MFPDELAY was 0.6 us*/
-
-#define uSEC 1
-
-static inline void mac_sccb_out(char c)
-{
- int i;
-
- do {
- for (i = uSEC; i > 0; --i)
- barrier();
- } while (!(scc.cha_b_ctrl & 0x04)); /* wait for tx buf empty */
- for (i = uSEC; i > 0; --i)
- barrier();
- scc.cha_b_data = c;
-}
-
-static inline void mac_scca_out(char c)
-{
- int i;
-
- do {
- for (i = uSEC; i > 0; --i)
- barrier();
- } while (!(scc.cha_a_ctrl & 0x04)); /* wait for tx buf empty */
- for (i = uSEC; i > 0; --i)
- barrier();
- scc.cha_a_data = c;
-}
-
-static void mac_sccb_console_write(struct console *co, const char *str,
- unsigned int count)
-{
- while (count--) {
- if (*str == '\n')
- mac_sccb_out('\r');
- mac_sccb_out(*str++);
- }
-}
-
-static void mac_scca_console_write(struct console *co, const char *str,
- unsigned int count)
-{
- while (count--) {
- if (*str == '\n')
- mac_scca_out('\r');
- mac_scca_out(*str++);
- }
-}
-
-
-/* The following two functions do a quick'n'dirty initialization of the MFP or
- * SCC serial ports. They're used by the debugging interface, kgdb, and the
- * serial console code. */
-#define SCCB_WRITE(reg,val) \
- do { \
- int i; \
- scc.cha_b_ctrl = (reg); \
- for (i = uSEC; i > 0; --i) \
- barrier(); \
- scc.cha_b_ctrl = (val); \
- for (i = uSEC; i > 0; --i) \
- barrier(); \
- } while(0)
-
-#define SCCA_WRITE(reg,val) \
- do { \
- int i; \
- scc.cha_a_ctrl = (reg); \
- for (i = uSEC; i > 0; --i) \
- barrier(); \
- scc.cha_a_ctrl = (val); \
- for (i = uSEC; i > 0; --i) \
- barrier(); \
- } while(0)
-
-/* loops_per_jiffy isn't initialized yet, so we can't use udelay(). This does a
- * delay of ~ 60us. */
-/* Mac: loops_per_jiffy min. 19000 ^= .5 us; MFPDELAY was 0.6 us*/
-#define LONG_DELAY() \
- do { \
- int i; \
- for (i = 60*uSEC; i > 0; --i) \
- barrier(); \
- } while(0)
-
-static void __init mac_init_scc_port(int cflag, int port)
-{
- /*
- * baud rates: 1200, 1800, 2400, 4800, 9600, 19.2k, 38.4k, 57.6k, 115.2k
- */
-
- static int clksrc_table[9] =
- /* reg 11: 0x50 = BRG, 0x00 = RTxC, 0x28 = TRxC */
- { 0x50, 0x50, 0x50, 0x50, 0x50, 0x50, 0x50, 0x00, 0x00 };
- static int clkmode_table[9] =
- /* reg 4: 0x40 = x16, 0x80 = x32, 0xc0 = x64 */
- { 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0xc0, 0x80 };
- static int div_table[9] =
- /* reg12 (BRG low) */
- { 94, 62, 46, 22, 10, 4, 1, 0, 0 };
-
- int baud = cflag & CBAUD;
- int clksrc, clkmode, div, reg3, reg5;
-
- if (cflag & CBAUDEX)
- baud += B38400;
- if (baud < B1200 || baud > B38400+2)
- baud = B9600; /* use default 9600bps for non-implemented rates */
- baud -= B1200; /* tables starts at 1200bps */
-
- clksrc = clksrc_table[baud];
- clkmode = clkmode_table[baud];
- div = div_table[baud];
-
- reg3 = (((cflag & CSIZE) == CS8) ? 0xc0 : 0x40);
- reg5 = (((cflag & CSIZE) == CS8) ? 0x60 : 0x20) | 0x82 /* assert DTR/RTS */;
-
- if (port == 1) {
- (void)scc.cha_b_ctrl; /* reset reg pointer */
- SCCB_WRITE(9, 0xc0); /* reset */
- LONG_DELAY(); /* extra delay after WR9 access */
- SCCB_WRITE(4, (cflag & PARENB) ? ((cflag & PARODD) ? 0x01 : 0x03) : 0 |
- 0x04 /* 1 stopbit */ |
- clkmode);
- SCCB_WRITE(3, reg3);
- SCCB_WRITE(5, reg5);
- SCCB_WRITE(9, 0); /* no interrupts */
- LONG_DELAY(); /* extra delay after WR9 access */
- SCCB_WRITE(10, 0); /* NRZ mode */
- SCCB_WRITE(11, clksrc); /* main clock source */
- SCCB_WRITE(12, div); /* BRG value */
- SCCB_WRITE(13, 0); /* BRG high byte */
- SCCB_WRITE(14, 1);
- SCCB_WRITE(3, reg3 | 1);
- SCCB_WRITE(5, reg5 | 8);
- } else if (port == 0) {
- (void)scc.cha_a_ctrl; /* reset reg pointer */
- SCCA_WRITE(9, 0xc0); /* reset */
- LONG_DELAY(); /* extra delay after WR9 access */
- SCCA_WRITE(4, (cflag & PARENB) ? ((cflag & PARODD) ? 0x01 : 0x03) : 0 |
- 0x04 /* 1 stopbit */ |
- clkmode);
- SCCA_WRITE(3, reg3);
- SCCA_WRITE(5, reg5);
- SCCA_WRITE(9, 0); /* no interrupts */
- LONG_DELAY(); /* extra delay after WR9 access */
- SCCA_WRITE(10, 0); /* NRZ mode */
- SCCA_WRITE(11, clksrc); /* main clock source */
- SCCA_WRITE(12, div); /* BRG value */
- SCCA_WRITE(13, 0); /* BRG high byte */
- SCCA_WRITE(14, 1);
- SCCA_WRITE(3, reg3 | 1);
- SCCA_WRITE(5, reg5 | 8);
- }
-}
-#endif /* DEBUG_SERIAL */
-
-static int __init mac_debug_setup(char *arg)
-{
- if (!MACH_IS_MAC)
- return 0;
-
-#ifdef DEBUG_SERIAL
- if (!strcmp(arg, "ser") || !strcmp(arg, "ser1")) {
- /* Mac modem port */
- mac_init_scc_port(B9600|CS8, 0);
- mac_console_driver.write = mac_scca_console_write;
- scc_port = 0;
- } else if (!strcmp(arg, "ser2")) {
- /* Mac printer port */
- mac_init_scc_port(B9600|CS8, 1);
- mac_console_driver.write = mac_sccb_console_write;
- scc_port = 1;
- }
-#endif
-#ifdef DEBUG_HEADS
- if (!strcmp(arg, "scn") || !strcmp(arg, "con")) {
- /* display, using head.S console routines */
- mac_console_driver.write = mac_debug_console_write;
- }
-#endif
- if (mac_console_driver.write)
- register_console(&mac_console_driver);
- return 0;
-}
-
-early_param("debug", mac_debug_setup);
diff --git a/arch/m68k/mac/macints.c b/arch/m68k/mac/macints.c
index 23711074e0e..900d899f332 100644
--- a/arch/m68k/mac/macints.c
+++ b/arch/m68k/mac/macints.c
@@ -34,9 +34,7 @@
*
* 3 - unused (?)
*
- * 4 - SCC (slot number determined by reading RR3 on the SSC itself)
- * - slot 1: SCC channel A
- * - slot 2: SCC channel B
+ * 4 - SCC
*
* 5 - unused (?)
* [serial errors or special conditions seem to raise level 6
@@ -55,8 +53,6 @@
* - slot 5: Slot $E
*
* 4 - SCC IOP
- * - slot 1: SCC channel A
- * - slot 2: SCC channel B
*
* 5 - ISM IOP (ADB?)
*
@@ -136,13 +132,8 @@
#include <asm/irq_regs.h>
#include <asm/mac_oss.h>
-#define DEBUG_SPURIOUS
#define SHUTUP_SONIC
-/* SCC interrupt mask */
-
-static int scc_mask;
-
/*
* VIA/RBV hooks
*/
@@ -191,13 +182,6 @@ extern void baboon_irq_disable(int);
extern void baboon_irq_clear(int);
/*
- * SCC interrupt routines
- */
-
-static void scc_irq_enable(unsigned int);
-static void scc_irq_disable(unsigned int);
-
-/*
* console_loglevel determines NMI handler function
*/
@@ -221,8 +205,6 @@ void __init mac_init_IRQ(void)
#ifdef DEBUG_MACINTS
printk("mac_init_IRQ(): Setting things up...\n");
#endif
- scc_mask = 0;
-
m68k_setup_irq_controller(&mac_irq_controller, IRQ_USER,
NUM_MAC_SOURCES - IRQ_USER);
/* Make sure the SONIC interrupt is cleared or things get ugly */
@@ -283,15 +265,16 @@ void mac_enable_irq(unsigned int irq)
via_irq_enable(irq);
break;
case 3:
- case 4:
case 5:
case 6:
if (psc_present)
psc_irq_enable(irq);
else if (oss_present)
oss_irq_enable(irq);
- else if (irq_src == 4)
- scc_irq_enable(irq);
+ break;
+ case 4:
+ if (psc_present)
+ psc_irq_enable(irq);
break;
case 8:
if (baboon_present)
@@ -316,15 +299,16 @@ void mac_disable_irq(unsigned int irq)
via_irq_disable(irq);
break;
case 3:
- case 4:
case 5:
case 6:
if (psc_present)
psc_irq_disable(irq);
else if (oss_present)
oss_irq_disable(irq);
- else if (irq_src == 4)
- scc_irq_disable(irq);
+ break;
+ case 4:
+ if (psc_present)
+ psc_irq_disable(irq);
break;
case 8:
if (baboon_present)
@@ -347,7 +331,6 @@ void mac_clear_irq(unsigned int irq)
via_irq_clear(irq);
break;
case 3:
- case 4:
case 5:
case 6:
if (psc_present)
@@ -355,6 +338,10 @@ void mac_clear_irq(unsigned int irq)
else if (oss_present)
oss_irq_clear(irq);
break;
+ case 4:
+ if (psc_present)
+ psc_irq_clear(irq);
+ break;
case 8:
if (baboon_present)
baboon_irq_clear(irq);
@@ -374,13 +361,17 @@ int mac_irq_pending(unsigned int irq)
else
return via_irq_pending(irq);
case 3:
- case 4:
case 5:
case 6:
if (psc_present)
return psc_irq_pending(irq);
else if (oss_present)
return oss_irq_pending(irq);
+ break;
+ case 4:
+ if (psc_present)
+ psc_irq_pending(irq);
+ break;
}
return 0;
}
@@ -448,59 +439,3 @@ irqreturn_t mac_nmi_handler(int irq, void *dev_id)
in_nmi--;
return IRQ_HANDLED;
}
-
-/*
- * Simple routines for masking and unmasking
- * SCC interrupts in cases where this can't be
- * done in hardware (only the PSC can do that.)
- */
-
-static void scc_irq_enable(unsigned int irq)
-{
- int irq_idx = IRQ_IDX(irq);
-
- scc_mask |= (1 << irq_idx);
-}
-
-static void scc_irq_disable(unsigned int irq)
-{
- int irq_idx = IRQ_IDX(irq);
-
- scc_mask &= ~(1 << irq_idx);
-}
-
-/*
- * SCC master interrupt handler. We have to do a bit of magic here
- * to figure out what channel gave us the interrupt; putting this
- * here is cleaner than hacking it into drivers/char/macserial.c.
- */
-
-void mac_scc_dispatch(int irq, void *dev_id)
-{
- volatile unsigned char *scc = (unsigned char *) mac_bi_data.sccbase + 2;
- unsigned char reg;
- unsigned long flags;
-
- /* Read RR3 from the chip. Always do this on channel A */
- /* This must be an atomic operation so disable irqs. */
-
- local_irq_save(flags);
- *scc = 3;
- reg = *scc;
- local_irq_restore(flags);
-
- /* Now dispatch. Bits 0-2 are for channel B and */
- /* bits 3-5 are for channel A. We can safely */
- /* ignore the remaining bits here. */
- /* */
- /* Note that we're ignoring scc_mask for now. */
- /* If we actually mask the ints then we tend to */
- /* get hammered by very persistent SCC irqs, */
- /* and since they're autovector interrupts they */
- /* pretty much kill the system. */
-
- if (reg & 0x38)
- m68k_handle_int(IRQ_SCCA);
- if (reg & 0x07)
- m68k_handle_int(IRQ_SCCB);
-}
diff --git a/arch/m68k/mac/oss.c b/arch/m68k/mac/oss.c
index f3d23d6ebcf..a9c0f5ab4cc 100644
--- a/arch/m68k/mac/oss.c
+++ b/arch/m68k/mac/oss.c
@@ -33,7 +33,6 @@ static irqreturn_t oss_irq(int, void *);
static irqreturn_t oss_nubus_irq(int, void *);
extern irqreturn_t via1_irq(int, void *);
-extern irqreturn_t mac_scc_dispatch(int, void *);
/*
* Initialize the OSS
@@ -69,9 +68,6 @@ void __init oss_register_interrupts(void)
if (request_irq(OSS_IRQLEV_SCSI, oss_irq, IRQ_FLG_LOCK,
"scsi", (void *) oss))
pr_err("Couldn't register %s interrupt\n", "scsi");
- if (request_irq(OSS_IRQLEV_IOPSCC, mac_scc_dispatch, IRQ_FLG_LOCK,
- "scc", mac_scc_dispatch))
- pr_err("Couldn't register %s interrupt\n", "scc");
if (request_irq(OSS_IRQLEV_NUBUS, oss_nubus_irq, IRQ_FLG_LOCK,
"nubus", (void *) oss))
pr_err("Couldn't register %s interrupt\n", "nubus");
@@ -172,9 +168,7 @@ void oss_irq_enable(int irq) {
printk("oss_irq_enable(%d)\n", irq);
#endif
switch(irq) {
- case IRQ_SCC:
- case IRQ_SCCA:
- case IRQ_SCCB:
+ case IRQ_MAC_SCC:
oss->irq_level[OSS_IOPSCC] = OSS_IRQLEV_IOPSCC;
break;
case IRQ_MAC_ADB:
@@ -212,9 +206,7 @@ void oss_irq_disable(int irq) {
printk("oss_irq_disable(%d)\n", irq);
#endif
switch(irq) {
- case IRQ_SCC:
- case IRQ_SCCA:
- case IRQ_SCCB:
+ case IRQ_MAC_SCC:
oss->irq_level[OSS_IOPSCC] = OSS_IRQLEV_DISABLED;
break;
case IRQ_MAC_ADB:
@@ -250,9 +242,7 @@ void oss_irq_disable(int irq) {
void oss_irq_clear(int irq) {
/* FIXME: how to do this on OSS? */
switch(irq) {
- case IRQ_SCC:
- case IRQ_SCCA:
- case IRQ_SCCB:
+ case IRQ_MAC_SCC:
oss->irq_pending &= ~OSS_IP_IOPSCC;
break;
case IRQ_MAC_ADB:
@@ -280,9 +270,7 @@ void oss_irq_clear(int irq) {
int oss_irq_pending(int irq)
{
switch(irq) {
- case IRQ_SCC:
- case IRQ_SCCA:
- case IRQ_SCCB:
+ case IRQ_MAC_SCC:
return oss->irq_pending & OSS_IP_IOPSCC;
break;
case IRQ_MAC_ADB:
diff --git a/arch/m68k/mac/via.c b/arch/m68k/mac/via.c
index 11bce3cb648..e71166daec6 100644
--- a/arch/m68k/mac/via.c
+++ b/arch/m68k/mac/via.c
@@ -84,8 +84,6 @@ void via_irq_enable(int irq);
void via_irq_disable(int irq);
void via_irq_clear(int irq);
-extern irqreturn_t mac_scc_dispatch(int, void *);
-
/*
* Initialize the VIAs
*
@@ -311,11 +309,6 @@ void __init via_register_interrupts(void)
if (request_irq(IRQ_AUTO_2, via2_irq, IRQ_FLG_LOCK|IRQ_FLG_FAST,
"via2", (void *) via2))
pr_err("Couldn't register %s interrupt\n", "via2");
- if (!psc_present) {
- if (request_irq(IRQ_AUTO_4, mac_scc_dispatch, IRQ_FLG_LOCK,
- "scc", mac_scc_dispatch))
- pr_err("Couldn't register %s interrupt\n", "scc");
- }
if (request_irq(IRQ_MAC_NUBUS, via_nubus_irq,
IRQ_FLG_LOCK|IRQ_FLG_FAST, "nubus", (void *) via2))
pr_err("Couldn't register %s interrupt\n", "nubus");
diff --git a/arch/m68k/mm/kmap.c b/arch/m68k/mm/kmap.c
index df620ac2a29..69345849454 100644
--- a/arch/m68k/mm/kmap.c
+++ b/arch/m68k/mm/kmap.c
@@ -99,8 +99,7 @@ static inline void free_io_area(void *addr)
#endif
/*
- * Map some physical address range into the kernel address space. The
- * code is copied and adapted from map_chunk().
+ * Map some physical address range into the kernel address space.
*/
/* Rewritten by Andreas Schwab to remove all races. */
@@ -116,7 +115,7 @@ void __iomem *__ioremap(unsigned long physaddr, unsigned long size, int cachefla
/*
* Don't allow mappings that wrap..
*/
- if (!size || size > physaddr + size)
+ if (!size || physaddr > (unsigned long)(-size))
return NULL;
#ifdef CONFIG_AMIGA
diff --git a/arch/m68knommu/kernel/process.c b/arch/m68knommu/kernel/process.c
index 5c9ecd42709..959cb249c75 100644
--- a/arch/m68knommu/kernel/process.c
+++ b/arch/m68knommu/kernel/process.c
@@ -221,6 +221,10 @@ int copy_thread(unsigned long clone_flags,
p->thread.usp = usp;
p->thread.ksp = (unsigned long)childstack;
+
+ if (clone_flags & CLONE_SETTLS)
+ task_thread_info(p)->tp_value = regs->d5;
+
/*
* Must save the current SFC/DFC value, NOT the value when
* the parent was last descheduled - RGH 10-08-96
diff --git a/arch/m68knommu/kernel/ptrace.c b/arch/m68knommu/kernel/ptrace.c
index 4d3828959fb..85ed2f988f9 100644
--- a/arch/m68knommu/kernel/ptrace.c
+++ b/arch/m68knommu/kernel/ptrace.c
@@ -319,6 +319,11 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
}
#endif
+ case PTRACE_GET_THREAD_AREA:
+ ret = put_user(task_thread_info(child)->tp_value,
+ (unsigned long __user *)data);
+ break;
+
default:
ret = -EIO;
break;
diff --git a/arch/m68knommu/kernel/sys_m68k.c b/arch/m68knommu/kernel/sys_m68k.c
index b67cbc735a9..923dd4aab87 100644
--- a/arch/m68knommu/kernel/sys_m68k.c
+++ b/arch/m68knommu/kernel/sys_m68k.c
@@ -190,3 +190,39 @@ int kernel_execve(const char *filename, char *const argv[], char *const envp[])
: "d" (__a), "d" (__b), "d" (__c));
return __res;
}
+
+asmlinkage unsigned long sys_get_thread_area(void)
+{
+ return current_thread_info()->tp_value;
+}
+
+asmlinkage int sys_set_thread_area(unsigned long tp)
+{
+ current_thread_info()->tp_value = tp;
+ return 0;
+}
+
+/* This syscall gets its arguments in A0 (mem), D2 (oldval) and
+ D1 (newval). */
+asmlinkage int
+sys_atomic_cmpxchg_32(unsigned long newval, int oldval, int d3, int d4, int d5,
+ unsigned long __user * mem)
+{
+ struct mm_struct *mm = current->mm;
+ unsigned long mem_value;
+
+ down_read(&mm->mmap_sem);
+
+ mem_value = *mem;
+ if (mem_value == oldval)
+ *mem = newval;
+
+ up_read(&mm->mmap_sem);
+ return mem_value;
+}
+
+asmlinkage int sys_atomic_barrier(void)
+{
+ /* no code needed for uniprocs */
+ return 0;
+}
diff --git a/arch/m68knommu/kernel/syscalltable.S b/arch/m68knommu/kernel/syscalltable.S
index 486837efa3d..56dd01ded14 100644
--- a/arch/m68knommu/kernel/syscalltable.S
+++ b/arch/m68knommu/kernel/syscalltable.S
@@ -351,6 +351,10 @@ ENTRY(sys_call_table)
.long sys_pwritev /* 330 */
.long sys_rt_tgsigqueueinfo
.long sys_perf_event_open
+ .long sys_get_thread_area
+ .long sys_set_thread_area
+ .long sys_atomic_cmpxchg_32 /* 335 */
+ .long sys_atomic_barrier
.rept NR_syscalls-(.-sys_call_table)/4
.long sys_ni_syscall
diff --git a/arch/m68knommu/mm/memory.c b/arch/m68knommu/mm/memory.c
index f93b88b51f9..d5b9e135780 100644
--- a/arch/m68knommu/mm/memory.c
+++ b/arch/m68knommu/mm/memory.c
@@ -24,7 +24,6 @@
/*
* Map some physical address range into the kernel address space.
- * The code is copied and adapted from map_chunk().
*/
unsigned long kernel_map(unsigned long paddr, unsigned long size,