hwpmc_ppro.h

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    1 /*-
    2  * Copyright (c) 2005, 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: releng/7.3/sys/dev/hwpmc/hwpmc_ppro.h 193634 2009-06-07 10:00:35Z fabient $
   27  */
   28 
   29 /* Machine dependent interfaces */
   30 
   31 #ifndef _DEV_HWPMC_PPRO_H_
   32 #define _DEV_HWPMC_PPRO_H_
   33 
   34 /* Intel PPro, Celeron, P-II, P-III, Pentium-M PMCS */
   35 
   36 #define P6_NPMCS        2               /* 2 PMCs */
   37 
   38 #define P6_EVSEL_CMASK_MASK             0xFF000000
   39 #define P6_EVSEL_TO_CMASK(C)            (((C) & 0xFF) << 24)
   40 #define P6_EVSEL_INV                    (1 << 23)
   41 #define P6_EVSEL_EN                     (1 << 22)
   42 #define P6_EVSEL_INT                    (1 << 20)
   43 #define P6_EVSEL_PC                     (1 << 19)
   44 #define P6_EVSEL_E                      (1 << 18)
   45 #define P6_EVSEL_OS                     (1 << 17)
   46 #define P6_EVSEL_USR                    (1 << 16)
   47 #define P6_EVSEL_UMASK_MASK             0x0000FF00
   48 #define P6_EVSEL_TO_UMASK(U)            (((U) & 0xFF) << 8)
   49 #define P6_EVSEL_EVENT_SELECT(ES)       ((ES) & 0xFF)
   50 #define P6_EVSEL_RESERVED               (1 << 21)
   51 
   52 #define P6_MSR_EVSEL0                   0x0186
   53 #define P6_MSR_EVSEL1                   0x0187
   54 #define P6_MSR_PERFCTR0                 0x00C1
   55 #define P6_MSR_PERFCTR1                 0x00C2
   56 
   57 #define P6_PERFCTR_READ_MASK            0xFFFFFFFFFFLL  /* 40 bits */
   58 #define P6_PERFCTR_WRITE_MASK           0xFFFFFFFFU     /* 32 bits */
   59 
   60 #define P6_RELOAD_COUNT_TO_PERFCTR_VALUE(R)     (-(R))
   61 #define P6_PERFCTR_VALUE_TO_RELOAD_COUNT(P)     (-(P))
   62 
   63 #define P6_PMC_HAS_OVERFLOWED(P)        ((rdpmc(P) & (1LL << 39)) == 0)
   64 
   65 struct pmc_md_ppro_op_pmcallocate {
   66         uint32_t        pm_ppro_config;
   67 };
   68 
   69 #ifdef _KERNEL
   70 
   71 /* MD extension for 'struct pmc' */
   72 struct pmc_md_ppro_pmc {
   73         uint32_t        pm_ppro_evsel;
   74 };
   75 
   76 /*
   77  * Prototypes
   78  */
   79 
   80 int     pmc_p6_initialize(struct pmc_mdep *_md, int _ncpus);
   81 void    pmc_p6_finalize(struct pmc_mdep *_md);
   82 
   83 #endif /* _KERNEL */
   84 #endif /* _DEV_HWPMC_PPRO_H_ */

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FreeBSD/Linux Kernel Cross Reference sys/dev/hwpmc/hwpmc_ppro.h

FreeBSD/Linux Kernel Cross Reference
sys/dev/hwpmc/hwpmc_ppro.h