patch-2.3.48 linux/include/asm-mips64/ds1286.h

• Lines: 72
• Date: Thu Feb 24 22:53:35 2000
• Orig file: v2.3.47/linux/include/asm-mips64/ds1286.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.3.47/linux/include/asm-mips64/ds1286.h linux/include/asm-mips64/ds1286.h
@@ -0,0 +1,71 @@
+/* $Id: ds1286.h,v 1.1 1999/08/19 22:56:34 ralf Exp $
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * mc146818rtc.h - register definitions for the Real-Time-Clock / CMOS RAM
+ * Copyright Torsten Duwe <duwe@informatik.uni-erlangen.de> 1993
+ * derived from Data Sheet, Copyright Motorola 1984 (!).
+ * It was written to be part of the Linux operating system.
+ *
+ * Copyright (C) 1998, 1999 Ralf Baechle
+ */
+#ifndef _ASM_DS1286_h
+#define _ASM_DS1286_h
+
+#include <asm/mc146818rtc.h>
+
+/**********************************************************************
+ * register summary
+ **********************************************************************/
+#define RTC_HUNDREDTH_SECOND	0
+#define RTC_SECONDS		1
+#define RTC_MINUTES		2
+#define RTC_MINUTES_ALARM	3
+#define RTC_HOURS		4
+#define RTC_HOURS_ALARM		5
+#define RTC_DAY			6
+#define RTC_DAY_ALARM		7
+#define RTC_DATE		8
+#define RTC_MONTH		9
+#define RTC_YEAR		10
+#define RTC_CMD			11
+#define RTC_WHSEC		12
+#define RTC_WSEC		13
+#define RTC_UNUSED		14
+
+/* RTC_*_alarm is always true if 2 MSBs are set */
+# define RTC_ALARM_DONT_CARE 	0xC0
+
+
+/*
+ * Bits in the month register
+ */
+#define RTC_EOSC		0x80
+#define RTC_ESQW		0x40
+
+/*
+ * Bits in the Command register
+ */
+#define RTC_TDF			0x01
+#define RTC_WAF			0x02
+#define RTC_TDM			0x04
+#define RTC_WAM			0x08
+#define RTC_PU_LVL		0x10
+#define RTC_IBH_LO		0x20
+#define RTC_IPSW		0x40
+#define RTC_TE			0x80
+
+/*
+ * Conversion between binary and BCD.
+ */
+#ifndef BCD_TO_BIN
+#define BCD_TO_BIN(val) ((val)=((val)&15) + ((val)>>4)*10)
+#endif
+
+#ifndef BIN_TO_BCD
+#define BIN_TO_BCD(val) ((val)=(((val)/10)<<4) + (val)%10)
+#endif
+
+#endif /* _ASM_DS1286_h */