freebsd-src/sys/arm/at91/at91_streg.h
Warner Losh 82645a84eb Tweak the disclaimer section of the license to match COPYRIGHT, for
better or worse.  Ok'd by folks that have additional copyrights to the
files in cases where there's joint authorship.
2008-11-25 00:13:26 +00:00

59 lines
2.5 KiB
C

/*-
* Copyright (c) 2005 M. Warner Losh. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
/* $FreeBSD$ */
#ifndef ARM_AT91_AT91STREG_H
#define ARM_AT91_AT91STREG_H
#define ST_CR 0x00 /* Control register */
#define ST_PIMR 0x04 /* Period interval mode register */
#define ST_WDMR 0x08 /* Watchdog mode register */
#define ST_RTMR 0x0c /* Real-time mode register */
#define ST_SR 0x10 /* Status register */
#define ST_IER 0x14 /* Interrupt enable register */
#define ST_IDR 0x18 /* Interrupt disable register */
#define ST_IMR 0x1c /* Interrupt mask register */
#define ST_RTAR 0x20 /* Real-time alarm register */
#define ST_CRTR 0x24 /* Current real-time register */
/* ST_CR */
#define ST_CR_WDRST (1U << 0) /* WDRST: Watchdog Timer Restart */
/* ST_WDMR */
#define ST_WDMR_EXTEN (1U << 17) /* EXTEN: External Signal Assert Enable */
#define ST_WDMR_RSTEN (1U << 16) /* RSTEN: Reset Enable */
/* ST_SR, ST_IER, ST_IDR, ST_IMR */
#define ST_SR_PITS (1U << 0) /* PITS: Period Interval Timer Status */
#define ST_SR_WDOVF (1U << 1) /* WDOVF: Watchdog Overflow */
#define ST_SR_RTTINC (1U << 2) /* RTTINC: Real-time Timer Increment */
#define ST_SR_ALMS (1U << 3) /* ALMS: Alarm Status */
/* ST_CRTR */
#define ST_CRTR_MASK 0xfffff /* 20-bit counter */
#endif /* ARM_AT91_AT91STREG_H */