patch-2.4.22 linux-2.4.22/include/asm-mips64/timex.h

• Lines: 38
• Date: 2003-08-25 04:44:44.000000000 -0700
• Orig file: linux-2.4.21/include/asm-mips64/timex.h
• Orig date: 2002-11-28 15:53:15.000000000 -0800

diff -urN linux-2.4.21/include/asm-mips64/timex.h linux-2.4.22/include/asm-mips64/timex.h
@@ -3,18 +3,14 @@
  * License.  See the file "COPYING" in the main directory of this archive
  * for more details.
  *
- * Copyright (C) 1998, 1999 by Ralf Baechle
+ * Copyright (C) 1998, 1999, 2003 by Ralf Baechle
  *
  * FIXME: For some of the supported machines this is dead wrong.
  */
 #ifndef _ASM_TIMEX_H
 #define _ASM_TIMEX_H
 
-#define CLOCK_TICK_RATE	1193180 /* Underlying HZ */
-#define CLOCK_TICK_FACTOR	20	/* Factor of both 1000000 and CLOCK_TICK_RATE */
-#define FINETUNE ((((((long)LATCH * HZ - CLOCK_TICK_RATE) << SHIFT_HZ) * \
-	(1000000/CLOCK_TICK_FACTOR) / (CLOCK_TICK_RATE/CLOCK_TICK_FACTOR)) \
-		<< (SHIFT_SCALE-SHIFT_HZ)) / HZ)
+#include <asm/mipsregs.h>
 
 /*
  * Standard way to access the cycle counter.
@@ -32,15 +28,7 @@
 
 static inline cycles_t get_cycles (void)
 {
-	cycles_t val;
-
-	__asm__ __volatile__(
-		".set noreorder\n\t"
-		"mfc0 %0, $9\n\t"
-		".set reorder"
-		: "=r" (val));
-
-	return val;
+	return read_c0_count();
 }
 
 #define vxtime_lock()		do {} while (0)