X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fdevices%2Ftimer.h;h=59f7c9a57835dc6fbc523b47c4cdd3d086119a17;hb=0ec49949304b13ff22287d7d9e3dcb05090c61a4;hp=ba736d2a28d6d7e23c9ce41d4da06006f2877554;hpb=6916b246f3be8c72d6e77fd98c4a1447fd2c1de7;p=pintos-anon

diff --git a/src/devices/timer.h b/src/devices/timer.h
index ba736d2..59f7c9a 100644
--- a/src/devices/timer.h
+++ b/src/devices/timer.h
@@ -1,16 +1,22 @@
 #ifndef DEVICES_TIMER_H
 #define DEVICES_TIMER_H
 
+#include <round.h>
 #include <stdint.h>
 
+/* Number of timer interrupts per second. */
 #define TIMER_FREQ 100
 
 void timer_init (void);
 int64_t timer_ticks (void);
 int64_t timer_elapsed (int64_t);
 
-void timer_msleep (int64_t ms);
-void timer_usleep (int64_t us);
-void timer_nsleep (int64_t ns);
+void timer_sleep (int64_t ticks);
+
+int64_t timer_ms2ticks (int64_t ms);
+int64_t timer_us2ticks (int64_t us);
+int64_t timer_ns2ticks (int64_t ns);
+
+void timer_print_stats (void);
 
 #endif /* devices/timer.h */