X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;ds=sidebyside;f=Kernel%2Ftime.c;h=3d06b0e733143c1d1c0570d62e9accc129227a0b;hb=b56cd2207ddd8acebdaca2d9e236869a6498c15b;hp=fcc13afbf71a3a07590caccd870499008fffa568;hpb=dea6bcf35a3f52396724d74e47f71cb3afade37c;p=tpg%2Facess2.git diff --git a/Kernel/time.c b/Kernel/time.c index fcc13afb..3d06b0e7 100644 --- a/Kernel/time.c +++ b/Kernel/time.c @@ -17,25 +17,15 @@ typedef struct sTimer { } tTimer; // === PROTOTYPES === -Sint64 now(void); void Timer_CallTimers(void); // === GLOBALS === -Uint64 giTicks = 0; -Sint64 giTimestamp = 0; -Uint64 giPartMiliseconds = 0; -tTimer gTimers[NUM_TIMERS]; +volatile Uint64 giTicks = 0; +volatile Sint64 giTimestamp = 0; +volatile Uint64 giPartMiliseconds = 0; +tTimer gTimers[NUM_TIMERS]; // TODO: Replace by a ring-list timer // === CODE === -/** - * \fn Sint64 now() - * \brief Return the current timestamp - */ -Sint64 now(void) -{ - return giTimestamp; -} - /** * \fn void Timer_CallTimers() */ @@ -43,23 +33,22 @@ void Timer_CallTimers() { int i; void (*callback)(void *); + void *arg; - for(i = 0; - i < NUM_TIMERS; - i ++) + for(i = 0; i < NUM_TIMERS; i ++) { if(gTimers[i].Callback == NULL) continue; if(giTimestamp < gTimers[i].FiresAfter) continue; - callback = gTimers[i].Callback; + callback = gTimers[i].Callback; arg = gTimers[i].Argument; gTimers[i].Callback = NULL; - callback(gTimers[i].Argument); + callback(arg); } } /** - * \fn int Time_CreateTimer(int Delta, void *Callback, void *Argument) + * \fn int Time_CreateTimer(int Delta, tTimerCallback *Callback, void *Argument) */ -int Time_CreateTimer(int Delta, void *Callback, void *Argument) +int Time_CreateTimer(int Delta, tTimerCallback *Callback, void *Argument) { int ret; @@ -95,12 +84,13 @@ void Time_RemoveTimer(int ID) */ void Time_Delay(int Delay) { - Sint64 dest = giTimestamp + Delay; - while(dest < giTimestamp) Threads_Yield(); + Sint64 dest = now() + Delay; + //Log("Time_Delay: dest = %lli", dest); + while(dest > now()) Threads_Yield(); + //Log("Time_Delay: giTimestamp = %lli", giTimestamp); } // === EXPORTS === -EXPORT(now); EXPORT(Time_CreateTimer); EXPORT(Time_RemoveTimer); EXPORT(Time_Delay);