SVC: Implement svcInfo:IdleTickCount
Used by the Witcher 3
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@ -49,6 +49,11 @@ public:
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/// Gets the current running thread
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/// Gets the current running thread
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[[nodiscard]] KThread* GetCurrentThread() const;
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[[nodiscard]] KThread* GetCurrentThread() const;
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/// Gets the idle thread
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[[nodiscard]] KThread* GetIdleThread() const {
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return idle_thread;
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}
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/// Returns true if the scheduler is idle
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/// Returns true if the scheduler is idle
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[[nodiscard]] bool IsIdle() const {
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[[nodiscard]] bool IsIdle() const {
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return GetCurrentThread() == idle_thread;
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return GetCurrentThread() == idle_thread;
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@ -886,7 +886,24 @@ static ResultCode GetInfo(Core::System& system, u64* result, u64 info_id, Handle
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*result = out_ticks;
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*result = out_ticks;
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return ResultSuccess;
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return ResultSuccess;
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}
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}
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case GetInfoType::IdleTickCount: {
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if (handle == 0) {
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LOG_ERROR(Kernel_SVC, "Thread handle does not exist, handle=0x{:08X}",
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static_cast<Handle>(handle));
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return ResultInvalidHandle;
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}
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if (info_sub_id != 0xFFFFFFFFFFFFFFFF && info_sub_id != system.CurrentCoreIndex()) {
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LOG_ERROR(Kernel_SVC, "Core is not the current core, got {}", info_sub_id);
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return ResultInvalidCombination;
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}
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const auto& scheduler = *system.Kernel().CurrentScheduler();
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const auto* const idle_thread = scheduler.GetIdleThread();
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*result = idle_thread->GetCpuTime();
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return ResultSuccess;
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}
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default:
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default:
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LOG_ERROR(Kernel_SVC, "Unimplemented svcGetInfo id=0x{:016X}", info_id);
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LOG_ERROR(Kernel_SVC, "Unimplemented svcGetInfo id=0x{:016X}", info_id);
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return ResultInvalidEnumValue;
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return ResultInvalidEnumValue;
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