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