17ada189fSJamie Iles /* 27ada189fSJamie Iles * linux/arch/arm/include/asm/perf_event.h 37ada189fSJamie Iles * 47ada189fSJamie Iles * Copyright (C) 2009 picoChip Designs Ltd, Jamie Iles 57ada189fSJamie Iles * 67ada189fSJamie Iles * This program is free software; you can redistribute it and/or modify 77ada189fSJamie Iles * it under the terms of the GNU General Public License version 2 as 87ada189fSJamie Iles * published by the Free Software Foundation. 97ada189fSJamie Iles * 107ada189fSJamie Iles */ 117ada189fSJamie Iles 127ada189fSJamie Iles #ifndef __ARM_PERF_EVENT_H__ 137ada189fSJamie Iles #define __ARM_PERF_EVENT_H__ 147ada189fSJamie Iles 156dbc0029SWill Deacon /* 166dbc0029SWill Deacon * The ARMv7 CPU PMU supports up to 32 event counters. 176dbc0029SWill Deacon */ 186dbc0029SWill Deacon #define ARMPMU_MAX_HWEVENTS 32 196dbc0029SWill Deacon 206dbc0029SWill Deacon #define HW_OP_UNSUPPORTED 0xFFFF 216dbc0029SWill Deacon #define C(_x) PERF_COUNT_HW_CACHE_##_x 226dbc0029SWill Deacon #define CACHE_OP_UNSUPPORTED 0xFFFF 23181193f3SWill Deacon 24*e50c5418SMarc Zyngier struct pt_regs; 25*e50c5418SMarc Zyngier extern unsigned long perf_instruction_pointer(struct pt_regs *regs); 26*e50c5418SMarc Zyngier extern unsigned long perf_misc_flags(struct pt_regs *regs); 27*e50c5418SMarc Zyngier #define perf_misc_flags(regs) perf_misc_flags(regs) 28*e50c5418SMarc Zyngier 297ada189fSJamie Iles #endif /* __ARM_PERF_EVENT_H__ */ 30