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@ -10,17 +10,15 @@ |
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#include "core/hle/kernel/k_process.h"
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#include "core/hle/kernel/k_resource_limit.h"
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#include "core/hle/kernel/svc.h"
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#include "core/hle/kernel/svc_results.h"
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#include "core/hle/kernel/svc_version.h"
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namespace Kernel::Svc { |
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/// Gets system/memory information for the current process
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Result GetInfo(Core::System& system, u64* result, InfoType info_id_type, Handle handle, |
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u64 info_sub_id) { |
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LOG_TRACE(Kernel_SVC, "called info_id={:#x}, info_sub_id={:#x}, handle={:#08x}", |
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info_id_type, info_sub_id, handle); |
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u32 info_id = static_cast<u32>(info_id_type); |
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Result GetInfo(Core::System& system, u64* result, InfoType info_id_type, Handle handle, u64 info_sub_id) { |
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LOG_TRACE(Kernel_SVC, "called info_id={:#x}, info_sub_id={:#x}, handle={:#08x}", info_id_type, info_sub_id, handle); |
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u32 info_id = u32(info_id_type); |
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switch (info_id_type) { |
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case InfoType::CoreMask: |
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case InfoType::PriorityMask: |
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@ -53,152 +51,123 @@ Result GetInfo(Core::System& system, u64* result, InfoType info_id_type, Handle |
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case InfoType::CoreMask: |
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*result = process->GetCoreMask(); |
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R_SUCCEED(); |
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case InfoType::PriorityMask: |
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*result = process->GetPriorityMask(); |
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R_SUCCEED(); |
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case InfoType::AliasRegionAddress: |
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*result = GetInteger(process->GetPageTable().GetAliasRegionStart()); |
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R_SUCCEED(); |
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case InfoType::AliasRegionSize: |
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*result = process->GetPageTable().GetAliasRegionSize(); |
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R_SUCCEED(); |
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case InfoType::HeapRegionAddress: |
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*result = GetInteger(process->GetPageTable().GetHeapRegionStart()); |
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R_SUCCEED(); |
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case InfoType::HeapRegionSize: |
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*result = process->GetPageTable().GetHeapRegionSize(); |
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R_SUCCEED(); |
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case InfoType::AslrRegionAddress: |
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*result = GetInteger(process->GetPageTable().GetAliasCodeRegionStart()); |
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R_SUCCEED(); |
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case InfoType::AslrRegionSize: |
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*result = process->GetPageTable().GetAliasCodeRegionSize(); |
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R_SUCCEED(); |
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case InfoType::StackRegionAddress: |
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*result = GetInteger(process->GetPageTable().GetStackRegionStart()); |
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R_SUCCEED(); |
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case InfoType::StackRegionSize: |
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*result = process->GetPageTable().GetStackRegionSize(); |
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R_SUCCEED(); |
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case InfoType::TotalMemorySize: |
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*result = process->GetTotalUserPhysicalMemorySize(system.Kernel()); |
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R_SUCCEED(); |
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case InfoType::UsedMemorySize: |
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*result = process->GetUsedUserPhysicalMemorySize(system.Kernel()); |
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R_SUCCEED(); |
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case InfoType::SystemResourceSizeTotal: |
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*result = process->GetTotalSystemResourceSize(); |
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R_SUCCEED(); |
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case InfoType::SystemResourceSizeUsed: |
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*result = process->GetUsedSystemResourceSize(); |
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R_SUCCEED(); |
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case InfoType::ProgramId: |
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*result = process->GetProgramId(); |
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R_SUCCEED(); |
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case InfoType::UserExceptionContextAddress: |
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*result = GetInteger(process->GetProcessLocalRegionAddress()); |
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R_SUCCEED(); |
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case InfoType::TotalNonSystemMemorySize: |
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*result = process->GetTotalNonSystemUserPhysicalMemorySize(system.Kernel()); |
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R_SUCCEED(); |
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case InfoType::UsedNonSystemMemorySize: |
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*result = process->GetUsedNonSystemUserPhysicalMemorySize(system.Kernel()); |
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R_SUCCEED(); |
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case InfoType::IsApplication: |
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*result = process->IsApplication(); |
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R_SUCCEED(); |
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case InfoType::FreeThreadCount: |
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if (KResourceLimit* resource_limit = process->GetResourceLimit(); |
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resource_limit != nullptr) { |
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const auto current_value = |
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resource_limit->GetCurrentValue(Svc::LimitableResource::ThreadCountMax); |
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const auto limit_value = |
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resource_limit->GetLimitValue(Svc::LimitableResource::ThreadCountMax); |
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const auto current_value = resource_limit->GetCurrentValue(Svc::LimitableResource::ThreadCountMax); |
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const auto limit_value = resource_limit->GetLimitValue(Svc::LimitableResource::ThreadCountMax); |
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*result = limit_value - current_value; |
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} else { |
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*result = 0; |
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} |
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R_SUCCEED(); |
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case InfoType::AliasRegionExtraSize: { |
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if (info_sub_id != 0) { |
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return ResultInvalidCombination; |
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} |
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R_UNLESS(info_sub_id == 0, ResultInvalidCombination); |
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KProcess* current_process = GetCurrentProcessPointer(system.Kernel()); |
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*result = current_process->GetPageTable().GetAliasRegionExtraSize(); |
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R_SUCCEED(); |
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} |
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default: |
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break; |
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} |
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LOG_ERROR(Kernel_SVC, "Unimplemented svcGetInfo id={:#016x}", info_id); |
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R_THROW(ResultInvalidEnumValue); |
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} |
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case InfoType::DebuggerAttached: |
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*result = 0; |
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R_SUCCEED(); |
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case InfoType::ResourceLimit: { |
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R_UNLESS(handle == 0, ResultInvalidHandle); |
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R_UNLESS(info_sub_id == 0, ResultInvalidCombination); |
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KProcess* const current_process = GetCurrentProcessPointer(system.Kernel()); |
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KHandleTable& handle_table = current_process->GetHandleTable(); |
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const auto resource_limit = current_process->GetResourceLimit(); |
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if (!resource_limit) { |
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if (auto const resource_limit = current_process->GetResourceLimit(); resource_limit) { |
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Handle resource_handle{}; |
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R_TRY(handle_table.Add(system.Kernel(), std::addressof(resource_handle), resource_limit)); |
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*result = resource_handle; |
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} else { |
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*result = Svc::InvalidHandle; |
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// Yes, the kernel considers this a successful operation.
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R_SUCCEED(); |
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} |
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Handle resource_handle{}; |
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R_TRY(handle_table.Add(system.Kernel(), std::addressof(resource_handle), resource_limit)); |
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*result = resource_handle; |
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// Yes, the kernel considers this a successful operation either way.
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R_SUCCEED(); |
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} |
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case InfoType::RandomEntropy: |
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R_UNLESS(handle == 0, ResultInvalidHandle); |
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R_UNLESS(info_sub_id < 4, ResultInvalidCombination); |
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*result = GetCurrentProcess(system.Kernel()).GetRandomEntropy(info_sub_id); |
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R_SUCCEED(); |
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case InfoType::InitialProcessIdRange: |
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LOG_WARNING(Kernel_SVC, |
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"(STUBBED) Attempted to query privileged process id bounds, returned 0"); |
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*result = 0; |
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R_SUCCEED(); |
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case InfoType::InitialProcessIdRange: { |
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LOG_WARNING(Kernel_SVC, "(STUBBED) Attempted to query privileged process id bounds, returned 0/64"); |
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R_UNLESS(handle == InvalidHandle, ResultInvalidHandle); |
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switch (InitialProcessIdRangeInfo(info_sub_id)) { |
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case InitialProcessIdRangeInfo::Minimum: |
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*result = 0; //todo
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R_SUCCEED(); |
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case InitialProcessIdRangeInfo::Maximum: |
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*result = 64; //todo
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R_SUCCEED(); |
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default: |
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R_THROW(ResultInvalidCombination); |
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} |
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} |
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case InfoType::ThreadTickCount: { |
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constexpr u64 num_cpus = 4; |
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if (info_sub_id != 0xFFFFFFFFFFFFFFFF && info_sub_id >= num_cpus) { |
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LOG_ERROR(Kernel_SVC, "Core count is out of range, expected {} but got {}", num_cpus, |
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info_sub_id); |
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LOG_ERROR(Kernel_SVC, "Core count is out of range, expected {} but got {}", num_cpus, info_sub_id); |
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R_THROW(ResultInvalidCombination); |
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} |
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@ -206,8 +175,7 @@ Result GetInfo(Core::System& system, u64* result, InfoType info_id_type, Handle |
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.GetHandleTable() |
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.GetObject<KThread>(system.Kernel(), Handle(handle)); |
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if (thread.IsNull()) { |
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LOG_ERROR(Kernel_SVC, "Thread handle does not exist, handle={:#08x}", |
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static_cast<Handle>(handle)); |
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LOG_ERROR(Kernel_SVC, "Thread handle does not exist, handle={:#08x}", Handle(handle)); |
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R_THROW(ResultInvalidHandle); |
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} |
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@ -220,7 +188,6 @@ Result GetInfo(Core::System& system, u64* result, InfoType info_id_type, Handle |
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u64 out_ticks = 0; |
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if (same_thread && info_sub_id == 0xFFFFFFFFFFFFFFFF) { |
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const u64 thread_ticks = current_thread->GetCpuTime(); |
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out_ticks = thread_ticks + (core_timing.GetClockTicks() - prev_ctx_ticks); |
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} else if (same_thread && info_sub_id == system.Kernel().CurrentPhysicalCoreIndex()) { |
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out_ticks = core_timing.GetClockTicks() - prev_ctx_ticks; |
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@ -230,19 +197,40 @@ Result GetInfo(Core::System& system, u64* result, InfoType info_id_type, Handle |
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R_SUCCEED(); |
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} |
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case InfoType::IdleTickCount: { |
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// Verify the input handle is invalid.
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R_UNLESS(handle == InvalidHandle, ResultInvalidHandle); |
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// Verify the requested core is valid.
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const bool core_valid = |
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(info_sub_id == 0xFFFFFFFFFFFFFFFF) || |
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(info_sub_id == static_cast<u64>(system.Kernel().CurrentPhysicalCoreIndex())); |
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(info_sub_id == 0xFFFFFFFFFFFFFFFF) |
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|| (info_sub_id == u64(system.Kernel().CurrentPhysicalCoreIndex())); |
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R_UNLESS(core_valid, ResultInvalidCombination); |
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// Verify the input handle is invalid.
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R_UNLESS(handle == InvalidHandle, ResultInvalidHandle); |
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// Get the idle tick count.
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*result = system.Kernel().CurrentScheduler()->GetIdleThread()->GetCpuTime(); |
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R_SUCCEED(); |
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} |
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case InfoType::MesosphereMeta: { |
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enum MesosphereMetaInfo : u64 { |
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KernelVersion = 0, |
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IsKTraceEnabled = 1, |
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IsSingleStepEnabled = 2, |
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}; |
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R_UNLESS(handle == InvalidHandle, ResultInvalidHandle); |
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switch (MesosphereMetaInfo(info_sub_id)) { |
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case MesosphereMetaInfo::KernelVersion: |
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*result = Kernel::Svc::SupportedKernelVersion; |
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R_SUCCEED(); |
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case MesosphereMetaInfo::IsKTraceEnabled: |
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*result = 0; |
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R_SUCCEED(); |
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case MesosphereMetaInfo::IsSingleStepEnabled: |
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*result = 0; |
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R_SUCCEED(); |
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default: |
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R_THROW(ResultInvalidCombination); |
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} |
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} |
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case InfoType::MesosphereCurrentProcess: { |
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// Verify the input handle is invalid.
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R_UNLESS(handle == InvalidHandle, ResultInvalidHandle); |
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@ -255,13 +243,11 @@ Result GetInfo(Core::System& system, u64* result, InfoType info_id_type, Handle |
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KHandleTable& handle_table = current_process->GetHandleTable(); |
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// Get a new handle for the current process.
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Handle tmp; |
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Handle tmp{}; |
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R_TRY(handle_table.Add(system.Kernel(), std::addressof(tmp), current_process)); |
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// Set the output.
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*result = tmp; |
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// We succeeded.
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R_SUCCEED(); |
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} |
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default: |
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