freebsd-dev/sys/arm/at91/at91_rstreg.h

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/*-
* Copyright (c) 2009 Greg Ansley. 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_AT91_RSTREG_H
#define ARM_AT91_AT91_RSTREG_H
#define RST_CR 0x0 /* Control Register */
#define RST_SR 0x4 /* Status Register */
#define RST_MR 0x8 /* Mode Register */
/* RST_CR */
#define RST_CR_PROCRST (1<<0)
#define RST_CR_PERRST (1<<2)
#define RST_CR_EXTRST (1<<3)
#define RST_CR_KEY (0xa5<<24)
/* RST_SR */
#define RST_SR_SRCMP (1<<17) /* Software Reset in progress */
#define RST_SR_NRSTL (1<<16) /* NRST pin level at MCK */
#define RST_SR_URSTS (1<<0) /* NRST pin has been active */
#define RST_SR_RST_POW (0<<8) /* General (Power On) reset */
#define RST_SR_RST_WAKE (1<<8) /* Wake-up reset */
#define RST_SR_RST_WDT (2<<8) /* Watchdog reset */
#define RST_SR_RST_SOFT (3<<8) /* Software reset */
#define RST_SR_RST_USR (4<<8) /* User (External) reset */
#define RST_SR_RST_MASK (7<<8) /* User (External) reset */
/* RST_MR */
#define RST_MR_URSTEN (1<<0) /* User reset enable */
#define RST_MR_URSIEN (1<<4) /* User interrupt enable */
#define RST_MR_ERSTL(x) ((x)<<8) /* External reset length */
#define RST_MR_KEY (0xa5<<24)
#ifndef __ASSEMBLER__
void at91_rst_cpu_reset(void);
#endif
#endif /* ARM_AT91_AT91_RSTREG_H */