87 lines
3.5 KiB
C
87 lines
3.5 KiB
C
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/* Copyright (c) 2010, The Linux Foundation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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/*
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perf.h
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DESCRIPTION: Reads and writes the performance monitoring registers in the ARM
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by using the MRC and MCR instructions.
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*/
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#ifndef PERF_H
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#define PERF_H
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extern unsigned long perf_get_cycles(void);
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extern void perf_set_count1(unsigned long val);
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extern void perf_set_count0(unsigned long val);
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extern unsigned long perf_get_count1(void);
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extern unsigned long perf_get_count0(void);
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extern unsigned long perf_get_ctrl(void);
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extern void perf_set_ctrl(void);
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extern void perf_set_ctrl_with(unsigned long v);
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extern void perf_enable_counting(void);
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extern void perf_disable_counting(void);
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extern void perf_set_divider(int d);
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extern unsigned long perf_get_overflow(void);
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extern void perf_clear_overflow(unsigned long bit);
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extern void perf_export_event(unsigned long bit);
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extern void perf_reset_counts(void);
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extern int perf_set_event(unsigned long index, unsigned long val);
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extern unsigned long perf_get_count(unsigned long index);
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extern void perf_set_cycles(unsigned long c);
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extern void pm_stop_all(void);
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extern void l2_pm_stop_all(void);
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extern void pm_start_all(void);
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extern void l2_pm_start_all(void);
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extern void pm_reset_all(void);
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extern void l2_pm_reset_all(void);
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extern void pm_set_event(unsigned long monitorIndex, unsigned long eventIndex);
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extern void l2_pm_set_event(unsigned long monitorIndex,
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unsigned long eventIndex);
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extern unsigned long pm_get_count(unsigned long monitorIndex);
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extern unsigned long l2_pm_get_count(unsigned long monitorIndex);
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extern unsigned long pm_get_cycle_count(void);
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extern unsigned long l2_pm_get_cycle_count(void);
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extern char *pm_find_event_name(unsigned long index);
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extern void pm_set_local_iu(unsigned long events);
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extern void pm_set_local_xu(unsigned long events);
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extern void pm_set_local_su(unsigned long events);
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extern void pm_set_local_l2(unsigned long events);
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extern void pm_set_local_vu(unsigned long events);
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extern void pm_set_local_bu(unsigned long events);
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extern void pm_set_local_cb(unsigned long events);
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extern void pm_set_local_mp(unsigned long events);
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extern void pm_set_local_sp(unsigned long events);
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extern void pm_set_local_scu(unsigned long events);
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extern void pm_initialize(void);
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extern void pm_deinitialize(void);
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extern void l2_pm_initialize(void);
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extern void l2_pm_deinitialize(void);
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extern void pm_free_irq(void);
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extern void l2_pm_free_irq(void);
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extern int per_process_perf_init(void);
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extern void per_process_perf_exit(void);
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int per_process_read(char *page, char **start, off_t off, int count,
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int *eof, void *data);
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int per_process_write_hex(struct file *file, const char *buff,
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unsigned long cnt, void *data);
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int per_process_read_decimal(char *page, char **start, off_t off, int count,
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int *eof, void *data);
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int per_process_write_dec(struct file *file, const char *buff,
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unsigned long cnt, void *data);
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void perfmon_register_callback(void);
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void _per_process_switch(unsigned long oldPid, unsigned long newPid);
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extern unsigned int pp_loaded;
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extern atomic_t pm_op_lock;
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#endif /*PERF_H*/
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