/*
- * linux/include/asm-i386/tsc.h
- *
- * i386 TSC related functions
+ * x86 TSC related functions
*/
-#ifndef _ASM_i386_TSC_H
-#define _ASM_i386_TSC_H
+#ifndef _ASM_X86_TSC_H
+#define _ASM_X86_TSC_H
#include <asm/processor.h>
+#define NS_SCALE 10 /* 2^10, carefully chosen */
+#define US_SCALE 32 /* 2^32, arbitralrily chosen */
+
/*
* Standard way to access the cycle counter.
*/
extern void check_tsc_sync_source(int cpu);
extern void check_tsc_sync_target(void);
+extern void tsc_calibrate(void);
+extern int notsc_setup(char *);
+
#endif