pmc.h revision 145256
1/*- 2 * Copyright (c) 2003,2004 Joseph Koshy 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD: head/lib/libpmc/pmc.h 145256 2005-04-19 04:01:25Z jkoshy $ 27 */ 28 29#ifndef _PMC_H_ 30#define _PMC_H_ 31 32#include <sys/pmc.h> 33 34/* 35 * Prototypes 36 */ 37 38int pmc_allocate(const char *_ctrspec, enum pmc_mode _mode, uint32_t _flags, 39 int _cpu, pmc_id_t *_pmcid); 40int pmc_attach(pmc_id_t _pmcid, pid_t _pid); 41int pmc_configure_logfile(int _fd); 42int pmc_detach(pmc_id_t _pmcid, pid_t _pid); 43int pmc_disable(int _cpu, int _pmc); 44int pmc_enable(int _cpu, int _pmc); 45int pmc_get_driver_stats(struct pmc_op_getdriverstats *_gms); 46int pmc_init(void); 47int pmc_read(pmc_id_t _pmc, pmc_value_t *_value); 48int pmc_release(pmc_id_t _pmc); 49int pmc_rw(pmc_id_t _pmc, pmc_value_t _newvalue, pmc_value_t *_oldvalue); 50int pmc_set(pmc_id_t _pmc, pmc_value_t _value); 51int pmc_start(pmc_id_t _pmc); 52int pmc_stop(pmc_id_t _pmc); 53int pmc_write(pmc_id_t _pmc, pmc_value_t _value); 54 55int pmc_ncpu(void); 56int pmc_npmc(int _cpu); 57int pmc_cpuinfo(const struct pmc_op_getcpuinfo **_cpu_info); 58int pmc_pmcinfo(int _cpu, struct pmc_op_getpmcinfo **_pmc_info); 59 60const char *pmc_name_of_capability(uint32_t _c); 61const char *pmc_name_of_class(enum pmc_class _pc); 62const char *pmc_name_of_cputype(enum pmc_cputype _cp); 63const char *pmc_name_of_disposition(enum pmc_disp _pd); 64const char *pmc_name_of_event(enum pmc_event _pe); 65const char *pmc_name_of_mode(enum pmc_mode _pm); 66const char *pmc_name_of_state(enum pmc_state _ps); 67 68int pmc_event_names_of_class(enum pmc_class _cl, const char ***_eventnames, 69 int *_nevents); 70 71/* 72 * Architecture specific extensions 73 */ 74 75#if __i386__ || __amd64__ 76int pmc_x86_get_msr(pmc_id_t _pmc, uint32_t *_msr); 77#endif 78 79#endif 80