Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / arch / sparc / include / asm / mc146818rtc_32.h

diff --git a/kernel/arch/sparc/include/asm/mc146818rtc_32.h b/kernel/arch/sparc/include/asm/mc146818rtc_32.h
new file mode 100644 (file)
index 0000000..fa7eac9
--- /dev/null
+++ b/kernel/arch/sparc/include/asm/mc146818rtc_32.h
@@ -0,0 +1,29 @@
+/*
+ * Machine dependent access functions for RTC registers.
+ */
+#ifndef __ASM_SPARC_MC146818RTC_H
+#define __ASM_SPARC_MC146818RTC_H
+
+#include <asm/io.h>
+
+#ifndef RTC_PORT
+#define RTC_PORT(x)    (0x70 + (x))
+#define RTC_ALWAYS_BCD 1       /* RTC operates in binary mode */
+#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_SPARC_MC146818RTC_H */