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Annotation of sys/arch/arm/xscale/xscalereg.h, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: xscalereg.h,v 1.2 2006/05/29 17:27:31 drahn Exp $     */
                      2: /*     $NetBSD: xscalereg.h,v 1.2 2002/08/07 05:15:02 briggs Exp $     */
                      3:
                      4: /*
                      5:  * Copyright (c) 2001 Wasabi Systems, Inc.
                      6:  * All rights reserved.
                      7:  *
                      8:  * Written by Jason R. Thorpe for Wasabi Systems, Inc.
                      9:  *
                     10:  * Redistribution and use in source and binary forms, with or without
                     11:  * modification, are permitted provided that the following conditions
                     12:  * are met:
                     13:  * 1. Redistributions of source code must retain the above copyright
                     14:  *    notice, this list of conditions and the following disclaimer.
                     15:  * 2. Redistributions in binary form must reproduce the above copyright
                     16:  *    notice, this list of conditions and the following disclaimer in the
                     17:  *    documentation and/or other materials provided with the distribution.
                     18:  * 3. All advertising materials mentioning features or use of this software
                     19:  *    must display the following acknowledgement:
                     20:  *     This product includes software developed for the NetBSD Project by
                     21:  *     Wasabi Systems, Inc.
                     22:  * 4. The name of Wasabi Systems, Inc. may not be used to endorse
                     23:  *    or promote products derived from this software without specific prior
                     24:  *    written permission.
                     25:  *
                     26:  * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
                     27:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
                     28:  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
                     29:  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL WASABI SYSTEMS, INC
                     30:  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
                     31:  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
                     32:  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
                     33:  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
                     34:  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
                     35:  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
                     36:  * POSSIBILITY OF SUCH DAMAGE.
                     37:  */
                     38:
                     39: #ifndef _ARM_XSCALE_XSCALEREG_H_
                     40: #define _ARM_XSCALE_XSCALEREG_H_
                     41:
                     42: /*
                     43:  * Register definitions for the Intel XScale processor core.
                     44:  */
                     45:
                     46: /*
                     47:  * Performance Monitoring Unit         (CP14)
                     48:  *
                     49:  *     CP14.0          Performance Monitor Control Register
                     50:  *     CP14.1          Clock Counter
                     51:  *     CP14.2          Performance Counter Register 0
                     52:  *     CP14.3          Performance Counter Register 1
                     53:  */
                     54:
                     55: #define        PMNC_E          0x00000001      /* enable counters */
                     56: #define        PMNC_P          0x00000002      /* reset both PMNs to 0 */
                     57: #define        PMNC_C          0x00000004      /* clock counter reset */
                     58: #define        PMNC_D          0x00000008      /* clock counter / 64 */
                     59: #define        PMNC_PMN0_IE    0x00000010      /* enable PMN0 interrupt */
                     60: #define        PMNC_PMN1_IE    0x00000020      /* enable PMN1 interrupt */
                     61: #define        PMNC_CC_IE      0x00000040      /* enable clock counter interrupt */
                     62: #define        PMNC_PMN0_IF    0x00000100      /* PMN0 overflow/interrupt */
                     63: #define        PMNC_PMN1_IF    0x00000200      /* PMN1 overflow/interrupt */
                     64: #define        PMNC_CC_IF      0x00000400      /* clock counter overflow/interrupt */
                     65: #define        PMNC_EVCNT0_MASK 0x000ff000     /* event to count for PMN0 */
                     66: #define        PMNC_EVCNT0_SHIFT 12
                     67: #define        PMNC_EVCNT1_MASK 0x0ff00000     /* event to count for PMN1 */
                     68: #define        PMNC_EVCNT1_SHIFT 20
                     69:
                     70: void   xscale_pmu_init(void);
                     71:
                     72: #endif /* _ARM_XSCALE_XSCALEREG_H_ */