home *** CD-ROM | disk | FTP | other *** search
- /*-
- * Copyright (c) 1990 The Regents of the University of California.
- * All rights reserved.
- *
- * This code is derived from software contributed to Berkeley by
- * William Jolitz.
- *
- * 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.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 THE REGENTS 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.
- *
- * @(#)rtc.h 7.1 (Berkeley) 5/12/91
- */
-
- /*
- * RTC Register locations
- */
-
- #define RTC_SEC 0x00 /* seconds */
- #define RTC_SECALRM 0x01 /* seconds alarm */
- #define RTC_MIN 0x02 /* minutes */
- #define RTC_MINALRM 0x03 /* minutes alarm */
- #define RTC_HRS 0x04 /* hours */
- #define RTC_HRSALRM 0x05 /* hours alarm */
- #define RTC_WDAY 0x06 /* week day */
- #define RTC_DAY 0x07 /* day of month */
- #define RTC_MONTH 0x08 /* month of year */
- #define RTC_YEAR 0x09 /* month of year */
- #define RTC_STATUSA 0x0a /* status register A */
- #define RTCSA_TUP 0x80 /* time update, don't look now */
-
- #define RTC_STATUSB 0x0b /* status register B */
-
- #define RTC_INTR 0x0c /* status register C (R) interrupt source */
- #define RTCIR_UPDATE 0x10 /* update intr */
- #define RTCIR_ALARM 0x20 /* alarm intr */
- #define RTCIR_PERIOD 0x40 /* periodic intr */
- #define RTCIR_INT 0x80 /* interrupt output signal */
-
- #define RTC_STATUSD 0x0d /* status register D (R) Lost Power */
- #define RTCSD_PWR 0x80 /* clock lost power */
-
- #define RTC_DIAG 0x0e /* status register E - bios diagnostic */
- #define RTCDG_BITS "\020\010clock_battery\007ROM_cksum\006config_unit\005memory_size\004fixed_disk\003invalid_time"
-
- #define RTC_RESET 0x0f /* status register F - reset code byte */
- #define RTCRS_RST 0x00 /* normal reset */
- #define RTCRS_LOAD 0x04 /* load system */
-
- #define RTC_BASELO 0x15 /* low byte of basemem size */
- #define RTC_BASEHI 0x16 /* high byte of basemem size */
- #define RTC_EXTLO 0x17 /* low byte of extended mem size */
- #define RTC_EXTHI 0x18 /* low byte of extended mem size */
-
- #define RTC_CENTURY 0x32 /* current century - please increment in Dec99*/
-