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Sync objects 0.1

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wheremyfoodat 2022-11-16 22:02:52 +02:00
parent 182132cbb1
commit 41e01bbdd4
6 changed files with 66 additions and 21 deletions
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15
src/core/kernel/threads.cpp
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@ -46,7 +46,7 @@ void Kernel::sortThreads() {
bool Kernel::canThreadRun(const Thread& t) {
if (t.status == ThreadStatus::Ready) {
return true;
} else if (t.status == ThreadStatus::WaitSleep) {
} else if (t.status == ThreadStatus::WaitSleep || t.status == ThreadStatus::WaitSync1 || t.status == ThreadStatus::WaitSyncAll) {
const u64 elapsedTicks = cpu.getTicks() - t.sleepTick;
constexpr double ticksPerSec = double(CPU::ticksPerSec);
@ -260,9 +260,10 @@ void Kernel::setThreadPriority() {
void Kernel::createMutex() {
bool locked = regs[1] != 0;
Helpers::panic("CreateMutex (initially locked: %s)\n", locked ? "yes" : "no");
// Helpers::panic("CreateMutex (initially locked: %s)\n", locked ? "yes" : "no");
regs[0] = SVCResult::Success;
regs[1] = makeObject(KernelObjectType::Mutex);
}
void Kernel::releaseMutex() {
@ -270,4 +271,14 @@ void Kernel::releaseMutex() {
logSVC("ReleaseMutex (handle = %x) (STUBBED)\n", handle);
regs[0] = SVCResult::Success;
}
// Returns whether an object is waitable or not
// The KernelObject type enum is arranged in a specific order in kernel_types.hpp so this
// can simply compile to a fast sub+cmp+set despite looking slow
bool Kernel::isWaitable(const KernelObject* object) {
auto type = object->type;
using enum KernelObjectType;
return type == Event || type == Mutex || type == Port || type == Semaphore || type == Timer || type == Thread;
}