patch-2.1.126 linux/arch/mips/lib/rtc-std.c

• Lines: 36
• Date: Tue Oct 20 13:52:54 1998
• Orig file: v2.1.125/linux/arch/mips/lib/rtc-std.c
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.1.125/linux/arch/mips/lib/rtc-std.c linux/arch/mips/lib/rtc-std.c
@@ -0,0 +1,35 @@
+/* $Id: rtc-std.c,v 1.2 1998/06/25 20:19:16 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.
+ *
+ * RTC routines for PC style attached Dallas chip.
+ *
+ * Copyright (C) 1998 by Ralf Baechle
+ */
+#include <linux/mc146818rtc.h>
+#include <asm/io.h>
+
+static unsigned char std_rtc_read_data(unsigned long addr)
+{
+	outb_p(addr, RTC_PORT(0));
+	return inb_p(RTC_PORT(1));
+}
+
+static void std_rtc_write_data(unsigned char data, unsigned long addr)
+{
+	outb_p(addr, RTC_PORT(0));
+	outb_p(data, RTC_PORT(1));
+}
+
+static int std_rtc_bcd_mode(void)
+{
+	return 1;
+}
+
+struct rtc_ops std_rtc_ops = {
+	&std_rtc_read_data,
+	&std_rtc_write_data,
+	&std_rtc_bcd_mode
+};