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 typedef u32 probe_opcode_t;
  19 typedef void (probes_handler_t) (u32 opcode, long addr, struct pt_regs *);
  20
  21 /* architecture specific copy of original instruction */
  22 struct arch_probe_insn {
  23         probe_opcode_t *insn;
  24         pstate_check_t *pstate_cc;
  25         probes_handler_t *handler;
  26         /* restore address after step xol */
  27         unsigned long restore;
  28 };
  29 #ifdef CONFIG_KPROBES
  30 typedef u32 kprobe_opcode_t;
  31 struct arch_specific_insn {
  32         struct arch_probe_insn api;
  33 };
  34 #endif
  35
  36 #endif