added void * argument to timer callback

[palacios.releases.git] / palacios / src / geekos / timer.c

diff --git a/palacios/src/geekos/timer.c b/palacios/src/geekos/timer.c
index f9139bc..663a694 100644 (file)
--- 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);
@@ -190,7 +192,7 @@ 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--;
@@ -336,7 +338,20 @@ 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;
 
@@ -348,6 +363,7 @@ int Start_Timer(int ticks, timerCallback cb)
        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 +372,8 @@ 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 +387,19 @@ 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;