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change keyboard demo to event listener

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This commit is contained in:
Christoph Urlacher
2022-07-11 22:51:03 +02:00
parent 60bb0cea78
commit 5ca6d25c7c
9 changed files with 58 additions and 14 deletions
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30
c_os/kernel/threads/Scheduler.cc
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@ -202,6 +202,32 @@ void Scheduler::deblock(Thread* that) {
/* hier muss Code eingefuegt werden */
cpu.disable_int();
this->readyQueue.enqueue(that);
cpu.enable_int();
this->readyQueue.enqueue(this->get_active());
this->dispatch(*that); // Prefer deblocked
}
// NOTE: Don't need these, input blocked threads are managed inside event manager
// These blocking functions are mainly for KeyEvents
// void Scheduler::block() {
// if (this->readyQueue.isEmpty()) {
// // Something went seriously wrong
// return;
// }
// cpu.disable_int();
// this->blockQueue.enqueue(this->get_active());
// Thread& next = *(Thread*)this->readyQueue.dequeue();
// this->dispatch(next);
// }
// void Scheduler::deblock(Thread* that) {
// if (this->blockQueue.isEmpty()) {
// // Something went seriously wrong
// return;
// }
// cpu.disable_int();
// this->readyQueue.enqueue(this->get_active());
// this->blockQueue.remove(that);
// this->dispatch(*that); // Prefer deblocked
// }

5
c_os/kernel/threads/Scheduler.h
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@ -21,6 +21,7 @@ private:
Scheduler(const Scheduler& copy) = delete; // Verhindere Kopieren
Queue readyQueue; // auf die CPU wartende Threads
Queue blockQueue;
// Scheduler wird evt. von einer Unterbrechung vom Zeitgeber gerufen,
// bevor er initialisiert wurde
@ -55,8 +56,12 @@ public:
// Thread umschalten; wird aus der ISR des PITs gerufen
void preempt();
// TODO: Merge this with usual block/deblock
void block();
void deblock(Thread* that);
// void block();
// void deblock(Thread* that);
};
#endif