| /* | |
| * Kernel Probes (KProbes) | |
| * | |
| * Copyright (C) 2005-2006 Atmel Corporation | |
| * Copyright (C) IBM Corporation, 2002, 2004 | |
| * | |
| * This program is free software; you can redistribute it and/or modify | |
| * it under the terms of the GNU General Public License version 2 as | |
| * published by the Free Software Foundation. | |
| */ | |
| #ifndef __ASM_AVR32_KPROBES_H | |
| #define __ASM_AVR32_KPROBES_H | |
| #include <linux/types.h> | |
| typedef u16 kprobe_opcode_t; | |
| #define BREAKPOINT_INSTRUCTION 0xd673 /* breakpoint */ | |
| #define MAX_INSN_SIZE 2 | |
| #define MAX_STACK_SIZE 64 /* 32 would probably be OK */ | |
| #define kretprobe_blacklist_size 0 | |
| #define arch_remove_kprobe(p) do { } while (0) | |
| /* Architecture specific copy of original instruction */ | |
| struct arch_specific_insn { | |
| kprobe_opcode_t insn[MAX_INSN_SIZE]; | |
| }; | |
| struct prev_kprobe { | |
| struct kprobe *kp; | |
| unsigned int status; | |
| }; | |
| /* per-cpu kprobe control block */ | |
| struct kprobe_ctlblk { | |
| unsigned int kprobe_status; | |
| struct prev_kprobe prev_kprobe; | |
| struct pt_regs jprobe_saved_regs; | |
| char jprobes_stack[MAX_STACK_SIZE]; | |
| }; | |
| extern int kprobe_fault_handler(struct pt_regs *regs, int trapnr); | |
| extern int kprobe_exceptions_notify(struct notifier_block *self, | |
| unsigned long val, void *data); | |
| #define flush_insn_slot(p) do { } while (0) | |
| #endif /* __ASM_AVR32_KPROBES_H */ |