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/*-
* Copyright (c) 2005, Joseph Koshy
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD: release/9.1.0/sys/dev/hwpmc/hwpmc_ppro.h 184802 2008-11-09 17:37:54Z jkoshy $
*/
/* Machine dependent interfaces */
#ifndef _DEV_HWPMC_PPRO_H_
#define _DEV_HWPMC_PPRO_H_
/* Intel PPro, Celeron, P-II, P-III, Pentium-M PMCS */
#define P6_NPMCS 2 /* 2 PMCs */
#define P6_EVSEL_CMASK_MASK 0xFF000000
#define P6_EVSEL_TO_CMASK(C) (((C) & 0xFF) << 24)
#define P6_EVSEL_INV (1 << 23)
#define P6_EVSEL_EN (1 << 22)
#define P6_EVSEL_INT (1 << 20)
#define P6_EVSEL_PC (1 << 19)
#define P6_EVSEL_E (1 << 18)
#define P6_EVSEL_OS (1 << 17)
#define P6_EVSEL_USR (1 << 16)
#define P6_EVSEL_UMASK_MASK 0x0000FF00
#define P6_EVSEL_TO_UMASK(U) (((U) & 0xFF) << 8)
#define P6_EVSEL_EVENT_SELECT(ES) ((ES) & 0xFF)
#define P6_EVSEL_RESERVED (1 << 21)
#define P6_MSR_EVSEL0 0x0186
#define P6_MSR_EVSEL1 0x0187
#define P6_MSR_PERFCTR0 0x00C1
#define P6_MSR_PERFCTR1 0x00C2
#define P6_PERFCTR_READ_MASK 0xFFFFFFFFFFLL /* 40 bits */
#define P6_PERFCTR_WRITE_MASK 0xFFFFFFFFU /* 32 bits */
#define P6_RELOAD_COUNT_TO_PERFCTR_VALUE(R) (-(R))
#define P6_PERFCTR_VALUE_TO_RELOAD_COUNT(P) (-(P))
#define P6_PMC_HAS_OVERFLOWED(P) ((rdpmc(P) & (1LL << 39)) == 0)
struct pmc_md_ppro_op_pmcallocate {
uint32_t pm_ppro_config;
};
#ifdef _KERNEL
/* MD extension for 'struct pmc' */
struct pmc_md_ppro_pmc {
uint32_t pm_ppro_evsel;
};
/*
* Prototypes
*/
int pmc_p6_initialize(struct pmc_mdep *_md, int _ncpus);
void pmc_p6_finalize(struct pmc_mdep *_md);
#endif /* _KERNEL */
#endif /* _DEV_HWPMC_PPRO_H_ */