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authorDavid Woodhouse <dwmw2@infradead.org>2007-10-13 14:58:23 +0100
committerDavid Woodhouse <dwmw2@infradead.org>2007-10-13 14:58:23 +0100
commitebf8889bd1fe3615991ff4494635d237280652a2 (patch)
tree10fb735717122bbb86474339eac07f26e7ccdf40 /include/asm-x86/timex.h
parentb160292cc216a50fd0cd386b0bda2cd48352c73b (diff)
parent752097cec53eea111d087c545179b421e2bde98a (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'include/asm-x86/timex.h')
-rw-r--r--include/asm-x86/timex.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/include/asm-x86/timex.h b/include/asm-x86/timex.h
new file mode 100644
index 00000000000..39a21ab030f
--- /dev/null
+++ b/include/asm-x86/timex.h
@@ -0,0 +1,18 @@
+/* x86 architecture timex specifications */
+#ifndef _ASM_X86_TIMEX_H
+#define _ASM_X86_TIMEX_H
+
+#include <asm/processor.h>
+#include <asm/tsc.h>
+
+#ifdef CONFIG_X86_ELAN
+# define PIT_TICK_RATE 1189200 /* AMD Elan has different frequency! */
+#else
+# define PIT_TICK_RATE 1193182 /* Underlying HZ */
+#endif
+#define CLOCK_TICK_RATE PIT_TICK_RATE
+
+extern int read_current_timer(unsigned long *timer_value);
+#define ARCH_HAS_READ_CURRENT_TIMER 1
+
+#endif