--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/arch/x86/include/asm/mach-default/do_timer.h	Sun Jan 11 20:20:11 2009 +0100
@@ -0,0 +1,16 @@
+/* defines for inline arch setup functions */
+#include <linux/clockchips.h>
+
+#include <asm/i8259.h>
+#include <asm/i8253.h>
+
+/**
+ * do_timer_interrupt_hook - hook into timer tick
+ *
+ * Call the pit clock event handler. see asm/i8253.h
+ **/
+
+static inline void do_timer_interrupt_hook(void)
+{
+	global_clock_event->event_handler(global_clock_event);
+}