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kern: implement much of KScheduler, KHardwareTimer

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This commit is contained in:
Michael Scire
2020-02-05 13:02:35 -08:00
parent 5e4307046a
commit 62de3322ff
19 changed files with 972 additions and 72 deletions
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25
libraries/libmesosphere/include/mesosphere/kern_k_scheduler_lock.hpp
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@@ -28,10 +28,9 @@ namespace ams::kern {
template<typename T>
concept KSchedulerLockable = !std::is_reference<T>::value && requires {
{ T::DisableScheduling() } -> std::same_as<void>;
{ T::EnableScheduling() } -> std::same_as<void>;
{ T::UpdateHighestPriorityThreads() } -> std::convertible_to<u64>;
{ T::EnableSchedulingAndSchedule(std::declval<u64>()) } -> std::same_as<void>;
{ T::DisableScheduling() } -> std::same_as<void>;
{ T::EnableScheduling(std::declval<u64>()) } -> std::same_as<void>;
{ T::UpdateHighestPriorityThreads() } -> std::convertible_to<u64>;
};
*/
@@ -88,23 +87,7 @@ namespace ams::kern {
this->spin_lock.Unlock();
/* Enable scheduling, and perform a rescheduling operation. */
SchedulerType::EnableSchedulingAndSchedule(cores_needing_scheduling);
}
}
ALWAYS_INLINE void UnlockWithoutRescheduling() {
MESOSPHERE_ASSERT_THIS();
MESOSPHERE_ASSERT(this->IsLockedByCurrentThread());
MESOSPHERE_ASSERT(this->lock_count > 0);
/* Release an instance of the lock. */
if ((--this->lock_count) == 0) {
/* Note that we no longer hold the lock, and unlock the spinlock. */
this->owner_thread = nullptr;
this->spin_lock.Unlock();
/* Enable scheduling, and perform a rescheduling operation. */
SchedulerType::EnableScheduling();
SchedulerType::EnableScheduling(cores_needing_scheduling);
}
}
};