diff options
Diffstat (limited to 'src/core/hle/kernel/svc.cpp')
-rw-r--r-- | src/core/hle/kernel/svc.cpp | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/src/core/hle/kernel/svc.cpp b/src/core/hle/kernel/svc.cpp index a5302d924..4e490e2b5 100644 --- a/src/core/hle/kernel/svc.cpp +++ b/src/core/hle/kernel/svc.cpp @@ -467,6 +467,37 @@ static ResultCode GetInfo(u64* result, u64 info_id, u64 handle, u64 info_sub_id) LOG_TRACE(Kernel_SVC, "called info_id=0x{:X}, info_sub_id=0x{:X}, handle=0x{:08X}", info_id, info_sub_id, handle); + enum class GetInfoType : u64 { + // 1.0.0+ + AllowedCpuIdBitmask = 0, + AllowedThreadPrioBitmask = 1, + MapRegionBaseAddr = 2, + MapRegionSize = 3, + HeapRegionBaseAddr = 4, + HeapRegionSize = 5, + TotalMemoryUsage = 6, + TotalHeapUsage = 7, + IsCurrentProcessBeingDebugged = 8, + ResourceHandleLimit = 9, + IdleTickCount = 10, + RandomEntropy = 11, + PerformanceCounter = 0xF0000002, + // 2.0.0+ + ASLRRegionBaseAddr = 12, + ASLRRegionSize = 13, + NewMapRegionBaseAddr = 14, + NewMapRegionSize = 15, + // 3.0.0+ + IsVirtualAddressMemoryEnabled = 16, + PersonalMmHeapUsage = 17, + TitleId = 18, + // 4.0.0+ + PrivilegedProcessId = 19, + // 5.0.0+ + UserExceptionContextAddr = 20, + ThreadTickCount = 0xF0000002, + }; + const auto* current_process = Core::CurrentProcess(); const auto& vm_manager = current_process->VMManager(); @@ -529,6 +560,36 @@ static ResultCode GetInfo(u64* result, u64 info_id, u64 handle, u64 info_sub_id) "(STUBBED) Attempted to query user exception context address, returned 0"); *result = 0; break; + case GetInfoType::ThreadTickCount: { + constexpr u64 num_cpus = 4; + if (info_sub_id != 0xFFFFFFFFFFFFFFFF && info_sub_id >= num_cpus) { + return ERR_INVALID_COMBINATION_KERNEL; + } + + const auto thread = + current_process->GetHandleTable().Get<Thread>(static_cast<Handle>(handle)); + if (!thread) { + return ERR_INVALID_HANDLE; + } + + auto& system = Core::System::GetInstance(); + const auto& scheduler = system.CurrentScheduler(); + const auto* const current_thread = scheduler.GetCurrentThread(); + const bool same_thread = current_thread == thread; + + const u64 prev_ctx_ticks = scheduler.GetLastContextSwitchTicks(); + u64 out_ticks = 0; + if (same_thread && info_sub_id == 0xFFFFFFFFFFFFFFFF) { + const u64 thread_ticks = current_thread->GetTotalCPUTimeTicks(); + + out_ticks = thread_ticks + (CoreTiming::GetTicks() - prev_ctx_ticks); + } else if (same_thread && info_sub_id == system.CurrentCoreIndex()) { + out_ticks = CoreTiming::GetTicks() - prev_ctx_ticks; + } + + *result = out_ticks; + break; + } default: UNIMPLEMENTED(); } |