X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=palacios%2Fsrc%2Fgeekos%2Ftimer.c;h=0e3804f2421e935a22dcd768caf67011411ff8b1;hb=3fb8af7e2069d7517b5d6c4fb7dc04b22ddf8396;hp=f9139bc10ea4e413ffec83c35b6a6f4303d93604;hpb=eb7dda8d4a92a2e8d0c8f867c65317d756ca6c11;p=palacios.releases.git

diff --git a/palacios/src/geekos/timer.c b/palacios/src/geekos/timer.c
index f9139bc..0e3804f 100644
--- a/palacios/src/geekos/timer.c
+++ b/palacios/src/geekos/timer.c
@@ -2,6 +2,8 @@
  * GeekOS timer interrupt support
  * Copyright (c) 2001,2003 David H. Hovemeyer <daveho@cs.umd.edu>
  * Copyright (c) 2003, Jeffrey K. Hollingsworth <hollings@cs.umd.edu>
+ * (c) 2008, Jack Lange <jarusl@cs.northwestern.edu>
+ * (c) 2008, The V3VEE Project <http://www.v3vee.org> 
  * $Revision: 1.11 $
  * 
  * This is free software.  You are permitted to use,
@@ -18,7 +20,7 @@
 #include <geekos/serial.h>
 #include <geekos/debug.h>
 
-#include <geekos/io_crap.h>
+#include <geekos/io_defs.h>
 
 /* PAD this currently is in nvram.c */
 extern void deliver_timer_interrupt_to_vmm(uint_t period_us);
@@ -129,11 +131,6 @@ timerEvent pendingTimerEvents[MAX_TIMER_EVENTS];
  */
 volatile ulong_t g_numTicks;
 
-ulong_t clock_time(void){
-	return g_numTicks;
-}
-
-
 /*
  * Number of times the spin loop can execute during one timer tick
  */
@@ -169,6 +166,10 @@ int g_Quantum = DEFAULT_MAX_TICKS;
 #  define Debug(args...)
 #endif
 
+ulong_t clock_time(void){//in millisec
+      return g_numTicks * (1000/HZ);
+}
+
 /* ----------------------------------------------------------------------
  * Private functions
  * ---------------------------------------------------------------------- */
@@ -190,7 +191,7 @@ static void Timer_Interrupt_Handler(struct Interrupt_State* state)
     if (pendingTimerEvents[i].ticks == 0) {
       if (timerDebug) Print("timer: event %d expired (%d ticks)\n", 
 			    pendingTimerEvents[i].id, pendingTimerEvents[i].origTicks);
-      (pendingTimerEvents[i].callBack)(pendingTimerEvents[i].id);
+      (pendingTimerEvents[i].callBack)(pendingTimerEvents[i].id, pendingTimerEvents[i].cb_arg);
       pendingTimerEvents[i].ticks = pendingTimerEvents[i].origTicks;
     } else {
       pendingTimerEvents[i].ticks--;
@@ -336,18 +337,34 @@ void Init_Timer(void)
 }
 
 
-int Start_Timer(int ticks, timerCallback cb)
+int Start_Timer_Secs(int seconds, timerCallback cb, void * arg) {
+  return Start_Timer(seconds * HZ, cb, arg);
+}
+
+
+int Start_Timer_MSecs(int msecs, timerCallback cb, void * arg) {
+  msecs += 10 - (msecs % 10);
+
+  return Start_Timer(msecs * (HZ / 1000), cb, arg);
+}
+
+
+
+int Start_Timer(int ticks, timerCallback cb, void * arg)
 {
     int ret;
 
     KASSERT(!Interrupts_Enabled());
 
+    PrintBoth ("there\n");
+
     if (timeEventCount == MAX_TIMER_EVENTS) {
 	return -1;
     } else {
 	ret = nextEventID++;
 	pendingTimerEvents[timeEventCount].id = ret;
 	pendingTimerEvents[timeEventCount].callBack = cb;
+	pendingTimerEvents[timeEventCount].cb_arg = arg;
 	pendingTimerEvents[timeEventCount].ticks = ticks;
 	pendingTimerEvents[timeEventCount].origTicks = ticks;
 	timeEventCount++;
@@ -356,7 +373,8 @@ int Start_Timer(int ticks, timerCallback cb)
     }
 }
 
-int Get_Remaing_Timer_Ticks(int id)
+
+int Get_Remaining_Timer_Ticks(int id)
 {
     int i;
 
@@ -370,6 +388,19 @@ int Get_Remaing_Timer_Ticks(int id)
     return -1;
 }
 
+
+
+double Get_Remaining_Timer_Secs(int id) {
+  return (Get_Remaining_Timer_Ticks(id) / HZ);
+}
+
+
+int Get_Remaining_Timer_MSecs(int id) {
+  return ((Get_Remaining_Timer_Ticks(id) * 1000) / HZ);
+}
+
+
+
 int Cancel_Timer(int id)
 {
     int i;
@@ -409,3 +440,6 @@ void Micro_Delay(int us)
 
     Spin(numSpins);
 }
+
+
+