freebsd-skq/sys/arm/at91/at91_rtcreg.h
2006-03-24 07:35:30 +00:00

84 lines
3.5 KiB
C

/*-
* Copyright (c) 2006 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 THE AUTHOR ``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 THE AUTHOR 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_RTCREG_H
#define ARM_AT91_AT91_RTCREG_H
/* Registers */
#define RTC_CR 0x00 /* RTC Control Register */
#define RTC_MR 0x04 /* RTC Mode Register */
#define RTC_TIMR 0x08 /* RTC Time Register */
#define RTC_CALR 0x0c /* RTC Calendar Register */
#define RTC_TIMALR 0x10 /* RTC Time Alarm Register */
#define RTC_CALALR 0x14 /* RTC Calendar Alarm Register */
#define RTC_SR 0x18 /* RTC Status Register */
#define RTC_SCCR 0x1c /* RTC Status Command Clear Register */
#define RTC_IER 0x20 /* RTC Interrupt Enable Register */
#define RTC_IDR 0x24 /* RTC Interrupt Disable Register */
#define RTC_IMR 0x28 /* RTC Interrupt Mask Register */
#define RTC_VER 0x2c /* RTC Valid Entry Register */
/* TIMR */
#define RTC_TIMR_SEC_M 0x7fUL
#define RTC_TIMR_SEC_S 0
#define RTC_TIMR_SEC(x) FROMBCD(((x) & RTC_TIMR_SEC_M) >> RTC_TIMR_SEC_S)
#define RTC_TIMR_MIN_M 0x7f00UL
#define RTC_TIMR_MIN_S 8
#define RTC_TIMR_MIN(x) FROMBCD(((x) & RTC_TIMR_MIN_M) >> RTC_TIMR_MIN_S)
#define RTC_TIMR_HR_M 0x3f0000UL
#define RTC_TIMR_HR_S 16
#define RTC_TIMR_HR(x) FROMBCD(((x) & RTC_TIMR_HR_M) >> RTC_TIMR_HR_S)
#define RTC_TIMR_MK(hr, min, sec) \
((TOBCD(hr) << RTC_TIMR_HR_S) | \
(TOBCD(min) << RTC_TIMR_MIN_S) | \
(TOBCD(sec) << RTC_TIMR_SEC_S))
#define RTC_TIMR_PM (1UL << 22)
/* CALR */
#define RTC_CALR_CEN_M 0x0000007fUL
#define RTC_CALR_CEN_S 0
#define RTC_CALR_CEN(x) FROMBCD(((x) & RTC_CALR_CEN_M) >> RTC_CALR_CEN_S)
#define RTC_CALR_YEAR_M 0x0000ff00UL
#define RTC_CALR_YEAR_S 8
#define RTC_CALR_YEAR(x) FROMBCD(((x) & RTC_CALR_YEAR_M) >> RTC_CALR_YEAR_S)
#define RTC_CALR_MON_M 0x001f0000UL
#define RTC_CALR_MON_S 16
#define RTC_CALR_MON(x) FROMBCD(((x) & RTC_CALR_MON_M) >> RTC_CALR_MON_S)
#define RTC_CALR_DOW_M 0x00d0000UL
#define RTC_CALR_DOW_S 21
#define RTC_CALR_DOW(x) FROMBCD(((x) & RTC_CALR_DOW_M) >> RTC_CALR_DOW_S)
#define RTC_CALR_DAY_M 0x3f00000UL
#define RTC_CALR_DAY_S 24
#define RTC_CALR_DAY(x) FROMBCD(((x) & RTC_CALR_DAY_M) >> RTC_CALR_DAY_S)
#define RTC_CALR_MK(yr, mon, day, dow) \
((TOBCD((yr) / 100 + 19) << RTC_CALR_CENTURY_S) | \
(TOBCD((yr) % 100) << RTC_CALR_YEAR_S) | \
(TOBCD(mon) << RTC_CALR_MON_S) | \
(TOBCD(dow) << RTC_CALR_DOW_S) | \
(TOBCD(day) << RTC_CALR_DAY_S))
#endif /* ARM_AT91_AT91_RTCREG_H */