patch-2.4.22 linux-2.4.22/include/asm-mips64/mc146818rtc.h
Next file: linux-2.4.22/include/asm-mips64/mips-boards/bonito64.h
Previous file: linux-2.4.22/include/asm-mips64/m48t35.h
Back to the patch index
Back to the overall index
- Lines: 44
- Date:
2003-08-25 04:44:44.000000000 -0700
- Orig file:
linux-2.4.21/include/asm-mips64/mc146818rtc.h
- Orig date:
2002-11-28 15:53:15.000000000 -0800
diff -urN linux-2.4.21/include/asm-mips64/mc146818rtc.h linux-2.4.22/include/asm-mips64/mc146818rtc.h
@@ -6,10 +6,13 @@
* Machine dependent access functions for RTC registers.
*
* Copyright (C) 1996, 1997, 1998 Ralf Baechle
+ * Copyright (C) 2002 Maciej W. Rozycki
*/
#ifndef _ASM_MC146818RTC_H
#define _ASM_MC146818RTC_H
+#include <linux/config.h>
+
#include <asm/io.h>
@@ -27,8 +30,11 @@
extern struct rtc_ops *rtc_ops;
/*
- * The yet supported machines all access the RTC index register via
- * an ISA port access but the way to access the date register differs ...
+ * Most supported machines access the RTC index register via an ISA
+ * port access but the way to access the date register differs ...
+ * The DECstation directly maps the RTC memory in the CPU's address
+ * space with the chipset generating necessary index write/data access
+ * cycles automagically.
*/
#define CMOS_READ(addr) ({ \
rtc_ops->rtc_read_data(addr); \
@@ -40,7 +46,15 @@
rtc_ops->rtc_bcd_mode()
+#ifdef CONFIG_DECSTATION
+
+#include <asm/dec/rtc-dec.h>
+
+#else
+
#define RTC_PORT(x) (0x70 + (x))
#define RTC_IRQ 8
+#endif
+
#endif /* _ASM_MC146818RTC_H */
FUNET's LINUX-ADM group, linux-adm@nic.funet.fi
TCL-scripts by Sam Shen (who was at: slshen@lbl.gov)