FreeBSD/Linux Kernel Cross Reference
sys/arm/xscale/xscalereg.h

     /*      $NetBSD: xscalereg.h,v 1.2 2002/08/07 05:15:02 briggs Exp $     */
     
     /*-
      * Copyright (c) 2001 Wasabi Systems, Inc.
      * All rights reserved.
      *
      * Written by Jason R. Thorpe for Wasabi Systems, Inc.
      *
      * 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 for the NetBSD Project by
     *      Wasabi Systems, Inc.
     * 4. The name of Wasabi Systems, Inc. may not be used to endorse
     *    or promote products derived from this software without specific prior
     *    written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``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 WASABI SYSTEMS, INC
     * 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: releng/6.0/sys/arm/xscale/xscalereg.h 139735 2005-01-05 21:58:49Z imp $
     */
    
    #ifndef _ARM_XSCALE_XSCALEREG_H_ 
    #define _ARM_XSCALE_XSCALEREG_H_ 
    
    /*
     * Register definitions for the Intel XScale processor core.
     */
    
    /*
     * Performance Monitoring Unit          (CP14)
     *
     *      CP14.0          Performance Monitor Control Register
     *      CP14.1          Clock Counter
     *      CP14.2          Performance Counter Register 0
     *      CP14.3          Performance Counter Register 1
     */
    
    #define PMNC_E          0x00000001      /* enable counters */
    #define PMNC_P          0x00000002      /* reset both PMNs to 0 */
    #define PMNC_C          0x00000004      /* clock counter reset */
    #define PMNC_D          0x00000008      /* clock counter / 64 */
    #define PMNC_PMN0_IE    0x00000010      /* enable PMN0 interrupt */
    #define PMNC_PMN1_IE    0x00000020      /* enable PMN1 interrupt */
    #define PMNC_CC_IE      0x00000040      /* enable clock counter interrupt */
    #define PMNC_PMN0_IF    0x00000100      /* PMN0 overflow/interrupt */
    #define PMNC_PMN1_IF    0x00000200      /* PMN1 overflow/interrupt */
    #define PMNC_CC_IF      0x00000400      /* clock counter overflow/interrupt */
    #define PMNC_EVCNT0_MASK 0x000ff000     /* event to count for PMN0 */
    #define PMNC_EVCNT0_SHIFT 12
    #define PMNC_EVCNT1_MASK 0x0ff00000     /* event to count for PMN1 */
    #define PMNC_EVCNT1_SHIFT 20
    
    void    xscale_pmu_init(void);
    
    #endif /* _ARM_XSCALE_XSCALEREG_H_ */

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