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