1/* $NetBSD: hpetreg.h,v 1.3 2008/02/15 22:14:10 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_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