projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| ae3a197e DH |
2 | /* |
| 3 | * Copyright (C) 1999 Cort Dougan <cort@cs.nmt.edu> | |
| 4 | */ | |
| 5 | #ifndef _ASM_POWERPC_DEBUG_H | |
| 6 | #define _ASM_POWERPC_DEBUG_H | |
| 7 | ||
| 9422de3e MN |
8 | #include <asm/hw_breakpoint.h> |
| 9 | ||
| ae3a197e DH |
10 | struct pt_regs; |
| 11 | ||
| da665885 | 12 | #if defined(CONFIG_DEBUGGER) || defined(CONFIG_KEXEC_CORE) |
| ae3a197e DH |
13 | |
| 14 | extern int (*__debugger)(struct pt_regs *regs); | |
| 15 | extern int (*__debugger_ipi)(struct pt_regs *regs); | |
| 16 | extern int (*__debugger_bpt)(struct pt_regs *regs); | |
| 17 | extern int (*__debugger_sstep)(struct pt_regs *regs); | |
| 18 | extern int (*__debugger_iabr_match)(struct pt_regs *regs); | |
| 9422de3e | 19 | extern int (*__debugger_break_match)(struct pt_regs *regs); |
| ae3a197e DH |
20 | extern int (*__debugger_fault_handler)(struct pt_regs *regs); |
| 21 | ||
| 22 | #define DEBUGGER_BOILERPLATE(__NAME) \ | |
| 23 | static inline int __NAME(struct pt_regs *regs) \ | |
| 24 | { \ | |
| 25 | if (unlikely(__ ## __NAME)) \ | |
| 26 | return __ ## __NAME(regs); \ | |
| 27 | return 0; \ | |
| 28 | } | |
| 29 | ||
| 30 | DEBUGGER_BOILERPLATE(debugger) | |
| 31 | DEBUGGER_BOILERPLATE(debugger_ipi) | |
| 32 | DEBUGGER_BOILERPLATE(debugger_bpt) | |
| 33 | DEBUGGER_BOILERPLATE(debugger_sstep) | |
| 34 | DEBUGGER_BOILERPLATE(debugger_iabr_match) | |
| 9422de3e | 35 | DEBUGGER_BOILERPLATE(debugger_break_match) |
| ae3a197e DH |
36 | DEBUGGER_BOILERPLATE(debugger_fault_handler) |
| 37 | ||
| 38 | #else | |
| 39 | static inline int debugger(struct pt_regs *regs) { return 0; } | |
| 40 | static inline int debugger_ipi(struct pt_regs *regs) { return 0; } | |
| 41 | static inline int debugger_bpt(struct pt_regs *regs) { return 0; } | |
| 42 | static inline int debugger_sstep(struct pt_regs *regs) { return 0; } | |
| 43 | static inline int debugger_iabr_match(struct pt_regs *regs) { return 0; } | |
| 9422de3e | 44 | static inline int debugger_break_match(struct pt_regs *regs) { return 0; } |
| ae3a197e DH |
45 | static inline int debugger_fault_handler(struct pt_regs *regs) { return 0; } |
| 46 | #endif | |
| 47 | ||
| 04c32a51 | 48 | void set_breakpoint(struct arch_hw_breakpoint *brk); |
| 21f58507 | 49 | void __set_breakpoint(struct arch_hw_breakpoint *brk); |
| ae3a197e DH |
50 | #ifdef CONFIG_PPC_ADV_DEBUG_REGS |
| 51 | extern void do_send_trap(struct pt_regs *regs, unsigned long address, | |
| 52 | unsigned long error_code, int signal_code, int brkpt); | |
| 53 | #else | |
| 9422de3e MN |
54 | |
| 55 | extern void do_break(struct pt_regs *regs, unsigned long address, | |
| 56 | unsigned long error_code); | |
| ae3a197e DH |
57 | #endif |
| 58 | ||
| 59 | #endif /* _ASM_POWERPC_DEBUG_H */ |