| 1 | /* $NetBSD: hpetreg.h,v 1.4 2011/10/31 12:47:15 yamt 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_PERIOD_MAX 100000000 |
| 40 | #define HPET_CONFIG 0x10 |
| 41 | #define HPET_CONFIG_ENABLE 0x0001 |
| 42 | #define HPET_CONFIG_LEGRTCNF 0x0002 |
| 43 | #define HPET_MCOUNT_LO 0xf0 |
| 44 | #define HPET_MCOUNT_HI 0xf4 |
| 45 | #define HPET_INT_STATUS 0x20 |
| 46 | #define HPET_INT_STS_TIMER0 0x00000001 |
| 47 | #define HPET_INT_STS_TIMER1 0x00000002 |
| 48 | #define HPET_INT_STS_TIMER2 0x00000004 |
| 49 | |
| 50 | #define HPET_TIMER_USE_LEVEL_INTR 0x00000002 |
| 51 | #define HPET_TIMER_ENABLE_INTR 0x00000004 |
| 52 | #define HPET_TIMER_IS_PERIODIC_INTR 0x00000008 |
| 53 | #define HPET_TIMER_HAS_PERIODIC_INTR 0x00000010 |
| 54 | #define HPET_TIMER_INTR_SHIFT 9 |
| 55 | |
| 56 | #define HPET_TIMER0_CONFIG 0x0100 |
| 57 | #define HPET_TIMER0_INTCAP 0x0104 |
| 58 | #define HPET_TIMER0_CMPREG_LO 0x0108 |
| 59 | #define HPET_TIMER0_CMPREG_HI 0x010C |
| 60 | |
| 61 | #define HPET_TIMER1_CONFIG 0x0120 |
| 62 | #define HPET_TIMER1_INTCAP 0x0124 |
| 63 | #define HPET_TIMER1_CMPREG_LO 0x0128 |
| 64 | #define HPET_TIMER1_CMPREG_HI 0x012C |
| 65 | |
| 66 | #define HPET_TIMER2_CONFIG 0x0140 |
| 67 | #define HPET_TIMER2_INTCAP 0x0144 |
| 68 | #define HPET_TIMER2_CMPREG_LO 0x0148 |
| 69 | #define HPET_TIMER2_CMPREG_HI 0x014C |
| 70 | |
| 71 | #endif /* _DEV_IC_HPETREG_H_ */ |
| 72 | |