FreeBSD/Linux Kernel Cross Reference
sys/mips/include/rm7000.h

     /*      $OpenBSD$ */
     
     /*
      * Copyright (c) 2000 Opsycon Open System Consulting AB  (www.opsycon.se)
      *
      * 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.
     * 3. All advertising materials mentioning features or use of this software
     *    must display the following acknowledgement:
     *      This product includes software developed by Opsycon Open System
     *      Consulting AB, Sweden under contract to QED, Inc.
     * 4. The name of the author may not be used to endorse or promote products
     *    derived from this software without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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.
     *
     *      JNPR: rm7000.h,v 1.2.4.1 2007/08/29 12:06:30 girish
     * $FreeBSD: releng/8.0/sys/mips/include/rm7000.h 178172 2008-04-13 07:27:37Z imp $
     */
    
    #ifndef _MACHINE_RM7000_H_
    #define _MACHINE_RM7000_H_
    
    /*
     *  QED RM7000 specific defines.
     */
    
    /*
     *  Performance counters.
     */
    
    #define PCNT_SRC_CLOCKS         0x00    /* Clock cycles */
    #define PCNT_SRC_INSTR          0x01    /* Total instructions issued */
    #define PCNT_SRC_FPINSTR        0x02    /* Float instructions issued */
    #define PCNT_SRC_IINSTR         0x03    /* Integer instructions issued */
    #define PCNT_SRC_LOAD           0x04    /* Load instructions issued */
    #define PCNT_SRC_STORE          0x05    /* Store instructions issued */
    #define PCNT_SRC_DUAL           0x06    /* Dual issued pairs */
    #define PCNT_SRC_BRPREF         0x07    /* Branch prefetches */
    #define PCNT_SRC_EXTMISS        0x08    /* External cache misses */
    #define PCNT_SRC_STALL          0x09    /* Stall cycles */
    #define PCNT_SRC_SECMISS        0x0a    /* Secondary cache misses */
    #define PCNT_SRC_INSMISS        0x0b    /* Instruction cache misses */
    #define PCNT_SRC_DTAMISS        0x0c    /* Data cache misses */
    #define PCNT_SRC_DTLBMISS       0x0d    /* Data TLB misses */
    #define PCNT_SRC_ITLBMISS       0x0e    /* Instruction TLB misses */
    #define PCNT_SRC_JTLBIMISS      0x0f    /* Joint TLB instruction misses */
    #define PCNT_SRC_JTLBDMISS      0x10    /* Joint TLB data misses */
    #define PCNT_SRC_BRTAKEN        0x11    /* Branches taken */
    #define PCNT_SRC_BRISSUED       0x12    /* Branches issued */
    #define PCNT_SRC_SECWBACK       0x13    /* Secondary cache writebacks */
    #define PCNT_SRC_PRIWBACK       0x14    /* Primary cache writebacks */
    #define PCNT_SRC_DCSTALL        0x15    /* Dcache miss stall cycles */
    #define PCNT_SRC_MISS           0x16    /* Cache misses */
    #define PCNT_SRC_FPEXC          0x17    /* FP possible execption cycles */
    #define PCNT_SRC_MULSLIP        0x18    /* Slip cycles due to mult. busy */
    #define PCNT_SRC_CP0SLIP        0x19    /* CP0 Slip cycles */
    #define PCNT_SRC_LDSLIP         0x1a    /* Slip cycles  due to pend. non-b ld */
    #define PCNT_SRC_WBFULL         0x1b    /* Write buffer full stall cycles  */
    #define PCNT_SRC_CISTALL        0x1c    /* Cache instruction stall cycles  */
    #define PCNT_SRC_MULSTALL       0x1d    /* Multiplier stall cycles  */
    #define PCNT_SRC_ELDSTALL       0x1d    /* Excepion stall due to non-b ld */
    #define PCNT_SRC_MAX            0x1d    /* Maximum PCNT select code */
    
    /*
     *  Counter control bits.
     */
    
    #define PCNT_CE                 0x0400  /* Count enable */
    #define PCNT_UM                 0x0200  /* Count in User mode */
    #define PCNT_KM                 0x0100  /* Count in kernel mode */
    
    /*
     *  Performance counter system call function codes.
     */
    #define PCNT_FNC_SELECT         0x0001  /* Select counter source */
    #define PCNT_FNC_READ           0x0002  /* Read current value of counter */
    
    #endif /* _MACHINE_RM7000_H_ */

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