sys/dev/ic/hpetreg.h

   1 /* $NetBSD: hpetreg.h,v 1.2 2007/12/09 20:27:58 jmcneill Exp $ */
   2
   3 /*
   4  * Copyright (c) 2006 Nicolas Joly
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. The name of the author may not be used to endorse or promote products
  16  *    derived from this software without specific prior written permission.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS
  19  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  20  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  21  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  22  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  23  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  24  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  25  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  26  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  27  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  28  * POSSIBILITY OF SUCH DAMAGE.
  29  */
  30
  31 #ifndef _DEV_IC_HPETREG_H_
  32 #define _DEV_IC_HPETREG_H_
  33
  34 #define HPET_WINDOW_SIZE        0x400
  35
  36 #define HPET_INFO               0x00
  37 #define HPET_INFO_64BITS                0x2000
  38 #define HPET_PERIOD             0x04
  39 #define HPET_CONFIG             0x10
  40 #define HPET_CONFIG_ENABLE              0x0001
  41 #define HPET_CONFIG_LEGRTCNF            0x0002
  42 #define HPET_MCOUNT_LO          0xf0
  43 #define HPET_MCOUNT_HI          0xf4
  44 #define HPET_INT_STATUS         0x20
  45 #define HPET_INT_STS_TIMER0             0x00000001
  46 #define HPET_INT_STS_TIMER1             0x00000002
  47 #define HPET_INT_STS_TIMER2             0x00000004
  48
  49 #define HPET_TIMER_USE_LEVEL_INTR       0x00000002
  50 #define HPET_TIMER_ENABLE_INTR          0x00000004
  51 #define HPET_TIMER_IS_PERIODIC_INTR     0x00000008
  52 #define HPET_TIMER_HAS_PERIODIC_INTR    0x00000010
  53 #define HPET_TIMER_INTR_SHIFT           9
  54
  55 #define HPET_TIMER0_CONFIG      0x0100
  56 #define HPET_TIMER0_INTCAP      0x0104
  57 #define HPET_TIMER0_CMPREG_LO   0x0108
  58 #define HPET_TIMER0_CMPREG_HI   0x010C
  59
  60 #define HPET_TIMER1_CONFIG      0x0120
  61 #define HPET_TIMER1_INTCAP      0x0124
  62 #define HPET_TIMER1_CMPREG_LO   0x0128
  63 #define HPET_TIMER1_CMPREG_HI   0x012C
  64
  65 #define HPET_TIMER2_CONFIG      0x0140
  66 #define HPET_TIMER2_INTCAP      0x0144
  67 #define HPET_TIMER2_CMPREG_LO   0x0148
  68 #define HPET_TIMER2_CMPREG_HI   0x014C
  69
  70 #endif /* _DEV_IC_HPETREG_H_ */