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authorIngo Molnar <mingo@elte.hu>2008-07-28 23:32:00 +0200
committerIngo Molnar <mingo@elte.hu>2008-07-28 23:32:00 +0200
commit9e3ee1c39c0cc71222f9980ccbf87fe072897eef (patch)
tree99462000e6f0d4f907cb2fc690f19d4d441ba0f3 /arch/sparc/include/asm/mc146818rtc_64.h
parente56b3bc7942982ac2589c942fb345e38bc7a341a (diff)
parentf934fb19ef34730263e6afc01e8ec27a8a71470f (diff)
Merge branch 'linus' into cpus4096
Conflicts: kernel/stop_machine.c Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/sparc/include/asm/mc146818rtc_64.h')
-rw-r--r--arch/sparc/include/asm/mc146818rtc_64.h34
1 files changed, 34 insertions, 0 deletions
diff --git a/arch/sparc/include/asm/mc146818rtc_64.h b/arch/sparc/include/asm/mc146818rtc_64.h
new file mode 100644
index 000000000000..e9c0fcc25c6f
--- /dev/null
+++ b/arch/sparc/include/asm/mc146818rtc_64.h
@@ -0,0 +1,34 @@
+/*
+ * Machine dependent access functions for RTC registers.
+ */
+#ifndef __ASM_SPARC64_MC146818RTC_H
+#define __ASM_SPARC64_MC146818RTC_H
+
+#include <asm/io.h>
+
+#ifndef RTC_PORT
+#ifdef CONFIG_PCI
+extern unsigned long ds1287_regs;
+#else
+#define ds1287_regs (0UL)
+#endif
+#define RTC_PORT(x) (ds1287_regs + (x))
+#define RTC_ALWAYS_BCD 0
+#endif
+
+/*
+ * The yet supported machines all access the RTC index register via
+ * an ISA port access but the way to access the date register differs ...
+ */
+#define CMOS_READ(addr) ({ \
+outb_p((addr),RTC_PORT(0)); \
+inb_p(RTC_PORT(1)); \
+})
+#define CMOS_WRITE(val, addr) ({ \
+outb_p((addr),RTC_PORT(0)); \
+outb_p((val),RTC_PORT(1)); \
+})
+
+#define RTC_IRQ 8
+
+#endif /* __ASM_SPARC64_MC146818RTC_H */