Support USB interrupt schedules on OHCI and UHCI.

[seabios.git] / src / util.h

diff --git a/src/util.h b/src/util.h
index 60a72599a1457c4e00613f18a6d6943b44bcae3d..429590ce928eb8aacdb262d7e802fd837db2f79a 100644 (file)
--- a/src/util.h
+++ b/src/util.h
@@ -245,6 +245,8 @@ void serial_setup(void);
 void lpt_setup(void);
 
 // clock.c
+#define PIT_TICK_RATE 1193180   // Underlying HZ of PIT
+#define PIT_TICK_INTERVAL 65536 // Default interval for 18.2Hz timer
 static inline int check_time(u64 end) {
     return (s64)(rdtscll() - end) > 0;
 }