arch/arm/include/asm/perf_event.h

   1 /*
   2  *  linux/arch/arm/include/asm/perf_event.h
   3  *
   4  *  Copyright (C) 2009 picoChip Designs Ltd, Jamie Iles
   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  */
  11
  12 #ifndef __ARM_PERF_EVENT_H__
  13 #define __ARM_PERF_EVENT_H__
  14
  15 #ifdef CONFIG_PERF_EVENTS
  16 struct pt_regs;
  17 extern unsigned long perf_instruction_pointer(struct pt_regs *regs);
  18 extern unsigned long perf_misc_flags(struct pt_regs *regs);
  19 #define perf_misc_flags(regs)   perf_misc_flags(regs)
  20 #endif
  21
  22 #define perf_arch_fetch_caller_regs(regs, __ip) { \
  23         (regs)->ARM_pc = (__ip); \
  24         (regs)->ARM_fp = (unsigned long) __builtin_frame_address(0); \
  25         (regs)->ARM_sp = current_stack_pointer; \
  26         (regs)->ARM_cpsr = SVC_MODE; \
  27 }
  28
  29 #endif /* __ARM_PERF_EVENT_H__ */