include/asm-avr32/kprobes.h

   1 /*
   2  * Kernel Probes (KProbes)
   3  *
   4  * Copyright (C) 2005-2006 Atmel Corporation
   5  * Copyright (C) IBM Corporation, 2002, 2004
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License version 2 as
   9  * published by the Free Software Foundation.
  10  */
  11 #ifndef __ASM_AVR32_KPROBES_H
  12 #define __ASM_AVR32_KPROBES_H
  13
  14 #include <linux/types.h>
  15
  16 typedef u16     kprobe_opcode_t;
  17 #define BREAKPOINT_INSTRUCTION  0xd673  /* breakpoint */
  18 #define MAX_INSN_SIZE           2
  19
  20 #define ARCH_INACTIVE_KPROBE_COUNT 1
  21
  22 #define arch_remove_kprobe(p)   do { } while (0)
  23
  24 /* Architecture specific copy of original instruction */
  25 struct arch_specific_insn {
  26         kprobe_opcode_t insn[MAX_INSN_SIZE];
  27 };
  28
  29 extern int kprobe_fault_handler(struct pt_regs *regs, int trapnr);
  30 extern int kprobe_exceptions_notify(struct notifier_block *self,
  31                                     unsigned long val, void *data);
  32
  33 #define flush_insn_slot(p)      do { } while (0)
  34
  35 #endif /* __ASM_AVR32_KPROBES_H */