arch/arm64/include/asm/probes.h

   1 /*
   2  * arch/arm64/include/asm/probes.h
   3  *
   4  * Copyright (C) 2013 Linaro Limited
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * General Public License for more details.
  14  */
  15 #ifndef _ARM_PROBES_H
  16 #define _ARM_PROBES_H
  17
  18 #include <asm/opcodes.h>
  19
  20 typedef u32 probe_opcode_t;
  21 typedef void (probes_handler_t) (u32 opcode, long addr, struct pt_regs *);
  22
  23 /* architecture specific copy of original instruction */
  24 struct arch_probe_insn {
  25         probe_opcode_t *insn;
  26         pstate_check_t *pstate_cc;
  27         probes_handler_t *handler;
  28         /* restore address after step xol */
  29         unsigned long restore;
  30 };
  31 #ifdef CONFIG_KPROBES
  32 typedef u32 kprobe_opcode_t;
  33 struct arch_specific_insn {
  34         struct arch_probe_insn api;
  35 };
  36 #endif
  37
  38 #endif