x86, um: ... and asm-x86 move

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>

1 files changed, 63 insertions, 0 deletions

diff --git a/arch/x86/include/asm/time.h b/arch/x86/include/asm/time.h
new file mode 100644
index 000000000000..3e724eef7ac4
--- /dev/null
+++ b/arch/x86/include/asm/time.h
@@ -0,0 +1,63 @@
+#ifndef ASM_X86__TIME_H
+#define ASM_X86__TIME_H
+
+extern void hpet_time_init(void);
+
+#include <asm/mc146818rtc.h>
+#ifdef CONFIG_X86_32
+#include <linux/efi.h>
+
+static inline unsigned long native_get_wallclock(void)
+{
+	unsigned long retval;
+
+	if (efi_enabled)
+		retval = efi_get_time();
+	else
+		retval = mach_get_cmos_time();
+
+	return retval;
+}
+
+static inline int native_set_wallclock(unsigned long nowtime)
+{
+	int retval;
+
+	if (efi_enabled)
+		retval = efi_set_rtc_mmss(nowtime);
+	else
+		retval = mach_set_rtc_mmss(nowtime);
+
+	return retval;
+}
+
+#else
+extern void native_time_init_hook(void);
+
+static inline unsigned long native_get_wallclock(void)
+{
+	return mach_get_cmos_time();
+}
+
+static inline int native_set_wallclock(unsigned long nowtime)
+{
+	return mach_set_rtc_mmss(nowtime);
+}
+
+#endif
+
+extern void time_init(void);
+
+#ifdef CONFIG_PARAVIRT
+#include <asm/paravirt.h>
+#else /* !CONFIG_PARAVIRT */
+
+#define get_wallclock() native_get_wallclock()
+#define set_wallclock(x) native_set_wallclock(x)
+#define choose_time_init() hpet_time_init
+
+#endif /* CONFIG_PARAVIRT */
+
+extern unsigned long __init calibrate_cpu(void);
+
+#endif /* ASM_X86__TIME_H */