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| author | David S. Miller <davem@davemloft.net> | 2012-04-10 20:30:45 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-04-10 20:30:45 +0200 |
| commit | 06eb4eafbdc0796d741d139a44f1253278da8611 (patch) | |
| tree | fbdb44317130c371928154c9e6903e699fe2b995 /arch/powerpc/include/asm/debug.h | |
| parent | wiznet: Fix Kconfig dependencies. (diff) | |
| parent | Make the "word-at-a-time" helper functions more commonly usable (diff) | |
| download | linux-06eb4eafbdc0796d741d139a44f1253278da8611.tar.xz linux-06eb4eafbdc0796d741d139a44f1253278da8611.zip | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'arch/powerpc/include/asm/debug.h')
| -rw-r--r-- | arch/powerpc/include/asm/debug.h | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/debug.h b/arch/powerpc/include/asm/debug.h new file mode 100644 index 000000000000..716d2f089eb6 --- /dev/null +++ b/arch/powerpc/include/asm/debug.h @@ -0,0 +1,56 @@ +/* + * Copyright (C) 1999 Cort Dougan <cort@cs.nmt.edu> + */ +#ifndef _ASM_POWERPC_DEBUG_H +#define _ASM_POWERPC_DEBUG_H + +struct pt_regs; + +extern struct dentry *powerpc_debugfs_root; + +#if defined(CONFIG_DEBUGGER) || defined(CONFIG_KEXEC) + +extern int (*__debugger)(struct pt_regs *regs); +extern int (*__debugger_ipi)(struct pt_regs *regs); +extern int (*__debugger_bpt)(struct pt_regs *regs); +extern int (*__debugger_sstep)(struct pt_regs *regs); +extern int (*__debugger_iabr_match)(struct pt_regs *regs); +extern int (*__debugger_dabr_match)(struct pt_regs *regs); +extern int (*__debugger_fault_handler)(struct pt_regs *regs); + +#define DEBUGGER_BOILERPLATE(__NAME) \ +static inline int __NAME(struct pt_regs *regs) \ +{ \ + if (unlikely(__ ## __NAME)) \ + return __ ## __NAME(regs); \ + return 0; \ +} + +DEBUGGER_BOILERPLATE(debugger) +DEBUGGER_BOILERPLATE(debugger_ipi) +DEBUGGER_BOILERPLATE(debugger_bpt) +DEBUGGER_BOILERPLATE(debugger_sstep) +DEBUGGER_BOILERPLATE(debugger_iabr_match) +DEBUGGER_BOILERPLATE(debugger_dabr_match) +DEBUGGER_BOILERPLATE(debugger_fault_handler) + +#else +static inline int debugger(struct pt_regs *regs) { return 0; } +static inline int debugger_ipi(struct pt_regs *regs) { return 0; } +static inline int debugger_bpt(struct pt_regs *regs) { return 0; } +static inline int debugger_sstep(struct pt_regs *regs) { return 0; } +static inline int debugger_iabr_match(struct pt_regs *regs) { return 0; } +static inline int debugger_dabr_match(struct pt_regs *regs) { return 0; } +static inline int debugger_fault_handler(struct pt_regs *regs) { return 0; } +#endif + +extern int set_dabr(unsigned long dabr); +#ifdef CONFIG_PPC_ADV_DEBUG_REGS +extern void do_send_trap(struct pt_regs *regs, unsigned long address, + unsigned long error_code, int signal_code, int brkpt); +#else +extern void do_dabr(struct pt_regs *regs, unsigned long address, + unsigned long error_code); +#endif + +#endif /* _ASM_POWERPC_DEBUG_H */ |