diff options
Diffstat (limited to 'arch/sh/kernel/process.c')
| -rw-r--r-- | arch/sh/kernel/process.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/arch/sh/kernel/process.c b/arch/sh/kernel/process.c index 286c80388bf5..329b3f3051de 100644 --- a/arch/sh/kernel/process.c +++ b/arch/sh/kernel/process.c | |||
| @@ -7,7 +7,7 @@ | |||
| 7 | * | 7 | * |
| 8 | * SuperH version: Copyright (C) 1999, 2000 Niibe Yutaka & Kaz Kojima | 8 | * SuperH version: Copyright (C) 1999, 2000 Niibe Yutaka & Kaz Kojima |
| 9 | * Copyright (C) 2006 Lineo Solutions Inc. support SH4A UBC | 9 | * Copyright (C) 2006 Lineo Solutions Inc. support SH4A UBC |
| 10 | * Copyright (C) 2002 - 2006 Paul Mundt | 10 | * Copyright (C) 2002 - 2007 Paul Mundt |
| 11 | */ | 11 | */ |
| 12 | #include <linux/module.h> | 12 | #include <linux/module.h> |
| 13 | #include <linux/mm.h> | 13 | #include <linux/mm.h> |
| @@ -15,6 +15,7 @@ | |||
| 15 | #include <linux/pm.h> | 15 | #include <linux/pm.h> |
| 16 | #include <linux/kallsyms.h> | 16 | #include <linux/kallsyms.h> |
| 17 | #include <linux/kexec.h> | 17 | #include <linux/kexec.h> |
| 18 | #include <asm/kdebug.h> | ||
| 18 | #include <asm/uaccess.h> | 19 | #include <asm/uaccess.h> |
| 19 | #include <asm/mmu_context.h> | 20 | #include <asm/mmu_context.h> |
| 20 | #include <asm/ubc.h> | 21 | #include <asm/ubc.h> |
| @@ -299,8 +300,8 @@ static void ubc_set_tracing(int asid, unsigned long pc) | |||
| 299 | ctrl_outl(0, UBC_BAMRA); | 300 | ctrl_outl(0, UBC_BAMRA); |
| 300 | 301 | ||
| 301 | if (current_cpu_data.type == CPU_SH7729 || | 302 | if (current_cpu_data.type == CPU_SH7729 || |
| 302 | current_cpu_data.type == CPU_SH7710 || | 303 | current_cpu_data.type == CPU_SH7710 || |
| 303 | current_cpu_data.type == CPU_SH7712 ) { | 304 | current_cpu_data.type == CPU_SH7712) { |
| 304 | ctrl_outw(BBR_INST | BBR_READ | BBR_CPU, UBC_BBRA); | 305 | ctrl_outw(BBR_INST | BBR_READ | BBR_CPU, UBC_BBRA); |
| 305 | ctrl_outl(BRCR_PCBA | BRCR_PCTE, UBC_BRCR); | 306 | ctrl_outl(BRCR_PCBA | BRCR_PCTE, UBC_BRCR); |
| 306 | } else { | 307 | } else { |
| @@ -496,6 +497,10 @@ asmlinkage void debug_trap_handler(unsigned long r4, unsigned long r5, | |||
| 496 | /* Rewind */ | 497 | /* Rewind */ |
| 497 | regs->pc -= 2; | 498 | regs->pc -= 2; |
| 498 | 499 | ||
| 500 | if (notify_die(DIE_TRAP, regs, regs->tra & 0xff, | ||
| 501 | SIGTRAP) == NOTIFY_STOP) | ||
| 502 | return; | ||
| 503 | |||
| 499 | force_sig(SIGTRAP, current); | 504 | force_sig(SIGTRAP, current); |
| 500 | } | 505 | } |
| 501 | 506 | ||
| @@ -511,6 +516,10 @@ asmlinkage void bug_trap_handler(unsigned long r4, unsigned long r5, | |||
| 511 | /* Rewind */ | 516 | /* Rewind */ |
| 512 | regs->pc -= 2; | 517 | regs->pc -= 2; |
| 513 | 518 | ||
| 519 | if (notify_die(DIE_TRAP, regs, TRAPA_BUG_OPCODE & 0xff, | ||
| 520 | SIGTRAP) == NOTIFY_STOP) | ||
| 521 | return; | ||
| 522 | |||
| 514 | #ifdef CONFIG_BUG | 523 | #ifdef CONFIG_BUG |
| 515 | if (__kernel_text_address(instruction_pointer(regs))) { | 524 | if (__kernel_text_address(instruction_pointer(regs))) { |
| 516 | u16 insn = *(u16 *)instruction_pointer(regs); | 525 | u16 insn = *(u16 *)instruction_pointer(regs); |
