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kernel threads

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kernel threads and preemptive multitasking
This commit is contained in:
Matheus
2022-08-13 14:00:26 -03:00
parent ac5339453b
commit e7f4245c6d
14 changed files with 274 additions and 44 deletions
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src/sys/timer.c
+7 -7
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@@ -43,7 +43,7 @@ void timer_stop(){
}
}
void timer_add(timer_req* req, size_t us){
void timer_add(timer_req* req, size_t us, bool start){
size_t remainingticks = arch_cputimer_stop();
@@ -55,8 +55,8 @@ void timer_add(timer_req* req, size_t us){
if(!iter){
arch_getcls()->timerfirstreq = req;
req->next = NULL;
arch_cputimer_fire(req->ticks);
printf("ticks3: %lu", req->ticks);
if(start);
arch_cputimer_fire(req->ticks);
return;
}
@@ -72,8 +72,8 @@ void timer_add(timer_req* req, size_t us){
if(iter->ticks > req->ticks){
req->next = arch_getcls()->timerfirstreq;
arch_getcls()->timerfirstreq = req;
arch_cputimer_fire(req->ticks);
printf("ticks2: %lu", req->ticks);
if(start)
arch_cputimer_fire(req->ticks);
return;
}
@@ -83,7 +83,7 @@ void timer_add(timer_req* req, size_t us){
req->next = iter->next;
iter->next = req;
printf("ticks: %lu", arch_getcls()->timerfirstreq->ticks);
arch_cputimer_fire(arch_getcls()->timerfirstreq->ticks);
if(start)
arch_cputimer_fire(arch_getcls()->timerfirstreq->ticks);
}