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author | liamwhite <liamwhite@users.noreply.github.com> | 2022-10-19 22:27:43 +0200 |
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committer | GitHub <noreply@github.com> | 2022-10-19 22:27:43 +0200 |
commit | 560bca57a203c45acb1c589699b472223e8b68fd (patch) | |
tree | 98ef4a0d62a368614075463d13c4220b11af9760 /src/core/hle/kernel/k_process.cpp | |
parent | Merge pull request #9084 from vonchenplus/dma_copy (diff) | |
parent | core: hle: kernel: Migrate ProcessState to enum class. (diff) | |
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Diffstat (limited to '')
-rw-r--r-- | src/core/hle/kernel/k_process.cpp | 112 |
1 files changed, 56 insertions, 56 deletions
diff --git a/src/core/hle/kernel/k_process.cpp b/src/core/hle/kernel/k_process.cpp index d3e99665f..8c3495e5a 100644 --- a/src/core/hle/kernel/k_process.cpp +++ b/src/core/hle/kernel/k_process.cpp @@ -72,7 +72,8 @@ Result KProcess::Initialize(KProcess* process, Core::System& system, std::string process->name = std::move(process_name); process->resource_limit = res_limit; - process->status = ProcessStatus::Created; + process->system_resource_address = 0; + process->state = State::Created; process->program_id = 0; process->process_id = type == ProcessType::KernelInternal ? kernel.CreateNewKernelProcessID() : kernel.CreateNewUserProcessID(); @@ -92,11 +93,12 @@ Result KProcess::Initialize(KProcess* process, Core::System& system, std::string process->exception_thread = nullptr; process->is_suspended = false; process->schedule_count = 0; + process->is_handle_table_initialized = false; // Open a reference to the resource limit. process->resource_limit->Open(); - return ResultSuccess; + R_SUCCEED(); } void KProcess::DoWorkerTaskImpl() { @@ -121,9 +123,9 @@ void KProcess::DecrementRunningThreadCount() { } } -u64 KProcess::GetTotalPhysicalMemoryAvailable() const { +u64 KProcess::GetTotalPhysicalMemoryAvailable() { const u64 capacity{resource_limit->GetFreeValue(LimitableResource::PhysicalMemory) + - page_table->GetNormalMemorySize() + GetSystemResourceSize() + image_size + + page_table.GetNormalMemorySize() + GetSystemResourceSize() + image_size + main_thread_stack_size}; if (const auto pool_size = kernel.MemoryManager().GetSize(KMemoryManager::Pool::Application); capacity != pool_size) { @@ -135,16 +137,16 @@ u64 KProcess::GetTotalPhysicalMemoryAvailable() const { return memory_usage_capacity; } -u64 KProcess::GetTotalPhysicalMemoryAvailableWithoutSystemResource() const { +u64 KProcess::GetTotalPhysicalMemoryAvailableWithoutSystemResource() { return GetTotalPhysicalMemoryAvailable() - GetSystemResourceSize(); } -u64 KProcess::GetTotalPhysicalMemoryUsed() const { - return image_size + main_thread_stack_size + page_table->GetNormalMemorySize() + +u64 KProcess::GetTotalPhysicalMemoryUsed() { + return image_size + main_thread_stack_size + page_table.GetNormalMemorySize() + GetSystemResourceSize(); } -u64 KProcess::GetTotalPhysicalMemoryUsedWithoutSystemResource() const { +u64 KProcess::GetTotalPhysicalMemoryUsedWithoutSystemResource() { return GetTotalPhysicalMemoryUsed() - GetSystemResourceUsage(); } @@ -244,7 +246,7 @@ Result KProcess::AddSharedMemory(KSharedMemory* shmem, [[maybe_unused]] VAddr ad shmem->Open(); shemen_info->Open(); - return ResultSuccess; + R_SUCCEED(); } void KProcess::RemoveSharedMemory(KSharedMemory* shmem, [[maybe_unused]] VAddr address, @@ -289,12 +291,12 @@ Result KProcess::Reset() { KScopedSchedulerLock sl{kernel}; // Validate that we're in a state that we can reset. - R_UNLESS(status != ProcessStatus::Exited, ResultInvalidState); + R_UNLESS(state != State::Terminated, ResultInvalidState); R_UNLESS(is_signaled, ResultInvalidState); // Clear signaled. is_signaled = false; - return ResultSuccess; + R_SUCCEED(); } Result KProcess::SetActivity(ProcessActivity activity) { @@ -304,15 +306,13 @@ Result KProcess::SetActivity(ProcessActivity activity) { KScopedSchedulerLock sl{kernel}; // Validate our state. - R_UNLESS(status != ProcessStatus::Exiting, ResultInvalidState); - R_UNLESS(status != ProcessStatus::Exited, ResultInvalidState); + R_UNLESS(state != State::Terminating, ResultInvalidState); + R_UNLESS(state != State::Terminated, ResultInvalidState); // Either pause or resume. if (activity == ProcessActivity::Paused) { // Verify that we're not suspended. - if (is_suspended) { - return ResultInvalidState; - } + R_UNLESS(!is_suspended, ResultInvalidState); // Suspend all threads. for (auto* thread : GetThreadList()) { @@ -325,9 +325,7 @@ Result KProcess::SetActivity(ProcessActivity activity) { ASSERT(activity == ProcessActivity::Runnable); // Verify that we're suspended. - if (!is_suspended) { - return ResultInvalidState; - } + R_UNLESS(is_suspended, ResultInvalidState); // Resume all threads. for (auto* thread : GetThreadList()) { @@ -338,7 +336,7 @@ Result KProcess::SetActivity(ProcessActivity activity) { SetSuspended(false); } - return ResultSuccess; + R_SUCCEED(); } Result KProcess::LoadFromMetadata(const FileSys::ProgramMetadata& metadata, std::size_t code_size) { @@ -348,35 +346,38 @@ Result KProcess::LoadFromMetadata(const FileSys::ProgramMetadata& metadata, std: system_resource_size = metadata.GetSystemResourceSize(); image_size = code_size; + // We currently do not support process-specific system resource + UNIMPLEMENTED_IF(system_resource_size != 0); + KScopedResourceReservation memory_reservation(resource_limit, LimitableResource::PhysicalMemory, code_size + system_resource_size); if (!memory_reservation.Succeeded()) { LOG_ERROR(Kernel, "Could not reserve process memory requirements of size {:X} bytes", code_size + system_resource_size); - return ResultLimitReached; + R_RETURN(ResultLimitReached); } // Initialize proces address space - if (const Result result{page_table->InitializeForProcess(metadata.GetAddressSpaceType(), false, - 0x8000000, code_size, - KMemoryManager::Pool::Application)}; + if (const Result result{page_table.InitializeForProcess( + metadata.GetAddressSpaceType(), false, 0x8000000, code_size, + &kernel.GetApplicationMemoryBlockManager(), KMemoryManager::Pool::Application)}; result.IsError()) { - return result; + R_RETURN(result); } // Map process code region - if (const Result result{page_table->MapProcessCode(page_table->GetCodeRegionStart(), - code_size / PageSize, KMemoryState::Code, - KMemoryPermission::None)}; + if (const Result result{page_table.MapProcessCode(page_table.GetCodeRegionStart(), + code_size / PageSize, KMemoryState::Code, + KMemoryPermission::None)}; result.IsError()) { - return result; + R_RETURN(result); } // Initialize process capabilities const auto& caps{metadata.GetKernelCapabilities()}; if (const Result result{ - capabilities.InitializeForUserProcess(caps.data(), caps.size(), *page_table)}; + capabilities.InitializeForUserProcess(caps.data(), caps.size(), page_table)}; result.IsError()) { - return result; + R_RETURN(result); } // Set memory usage capacity @@ -384,12 +385,12 @@ Result KProcess::LoadFromMetadata(const FileSys::ProgramMetadata& metadata, std: case FileSys::ProgramAddressSpaceType::Is32Bit: case FileSys::ProgramAddressSpaceType::Is36Bit: case FileSys::ProgramAddressSpaceType::Is39Bit: - memory_usage_capacity = page_table->GetHeapRegionEnd() - page_table->GetHeapRegionStart(); + memory_usage_capacity = page_table.GetHeapRegionEnd() - page_table.GetHeapRegionStart(); break; case FileSys::ProgramAddressSpaceType::Is32BitNoMap: - memory_usage_capacity = page_table->GetHeapRegionEnd() - page_table->GetHeapRegionStart() + - page_table->GetAliasRegionEnd() - page_table->GetAliasRegionStart(); + memory_usage_capacity = page_table.GetHeapRegionEnd() - page_table.GetHeapRegionStart() + + page_table.GetAliasRegionEnd() - page_table.GetAliasRegionStart(); break; default: @@ -397,10 +398,10 @@ Result KProcess::LoadFromMetadata(const FileSys::ProgramMetadata& metadata, std: } // Create TLS region - R_TRY(this->CreateThreadLocalRegion(std::addressof(tls_region_address))); + R_TRY(this->CreateThreadLocalRegion(std::addressof(plr_address))); memory_reservation.Commit(); - return handle_table.Initialize(capabilities.GetHandleTableSize()); + R_RETURN(handle_table.Initialize(capabilities.GetHandleTableSize())); } void KProcess::Run(s32 main_thread_priority, u64 stack_size) { @@ -409,15 +410,15 @@ void KProcess::Run(s32 main_thread_priority, u64 stack_size) { resource_limit->Reserve(LimitableResource::PhysicalMemory, main_thread_stack_size); const std::size_t heap_capacity{memory_usage_capacity - (main_thread_stack_size + image_size)}; - ASSERT(!page_table->SetMaxHeapSize(heap_capacity).IsError()); + ASSERT(!page_table.SetMaxHeapSize(heap_capacity).IsError()); - ChangeStatus(ProcessStatus::Running); + ChangeState(State::Running); SetupMainThread(kernel.System(), *this, main_thread_priority, main_thread_stack_top); } void KProcess::PrepareForTermination() { - ChangeStatus(ProcessStatus::Exiting); + ChangeState(State::Terminating); const auto stop_threads = [this](const std::vector<KThread*>& in_thread_list) { for (auto* thread : in_thread_list) { @@ -437,15 +438,15 @@ void KProcess::PrepareForTermination() { stop_threads(kernel.System().GlobalSchedulerContext().GetThreadList()); - this->DeleteThreadLocalRegion(tls_region_address); - tls_region_address = 0; + this->DeleteThreadLocalRegion(plr_address); + plr_address = 0; if (resource_limit) { resource_limit->Release(LimitableResource::PhysicalMemory, main_thread_stack_size + image_size); } - ChangeStatus(ProcessStatus::Exited); + ChangeState(State::Terminated); } void KProcess::Finalize() { @@ -474,7 +475,7 @@ void KProcess::Finalize() { } // Finalize the page table. - page_table.reset(); + page_table.Finalize(); // Perform inherited finalization. KAutoObjectWithSlabHeapAndContainer<KProcess, KWorkerTask>::Finalize(); @@ -499,7 +500,7 @@ Result KProcess::CreateThreadLocalRegion(VAddr* out) { } *out = tlr; - return ResultSuccess; + R_SUCCEED(); } } @@ -528,7 +529,7 @@ Result KProcess::CreateThreadLocalRegion(VAddr* out) { // We succeeded! tlp_guard.Cancel(); *out = tlr; - return ResultSuccess; + R_SUCCEED(); } Result KProcess::DeleteThreadLocalRegion(VAddr addr) { @@ -576,7 +577,7 @@ Result KProcess::DeleteThreadLocalRegion(VAddr addr) { KThreadLocalPage::Free(kernel, page_to_free); } - return ResultSuccess; + R_SUCCEED(); } bool KProcess::InsertWatchpoint(Core::System& system, VAddr addr, u64 size, @@ -628,7 +629,7 @@ bool KProcess::RemoveWatchpoint(Core::System& system, VAddr addr, u64 size, void KProcess::LoadModule(CodeSet code_set, VAddr base_addr) { const auto ReprotectSegment = [&](const CodeSet::Segment& segment, Svc::MemoryPermission permission) { - page_table->SetProcessMemoryPermission(segment.addr + base_addr, segment.size, permission); + page_table.SetProcessMemoryPermission(segment.addr + base_addr, segment.size, permission); }; kernel.System().Memory().WriteBlock(*this, base_addr, code_set.memory.data(), @@ -645,19 +646,18 @@ bool KProcess::IsSignaled() const { } KProcess::KProcess(KernelCore& kernel_) - : KAutoObjectWithSlabHeapAndContainer{kernel_}, page_table{std::make_unique<KPageTable>( - kernel_.System())}, + : KAutoObjectWithSlabHeapAndContainer{kernel_}, page_table{kernel_.System()}, handle_table{kernel_}, address_arbiter{kernel_.System()}, condition_var{kernel_.System()}, state_lock{kernel_}, list_lock{kernel_} {} KProcess::~KProcess() = default; -void KProcess::ChangeStatus(ProcessStatus new_status) { - if (status == new_status) { +void KProcess::ChangeState(State new_state) { + if (state == new_state) { return; } - status = new_status; + state = new_state; is_signaled = true; NotifyAvailable(); } @@ -668,17 +668,17 @@ Result KProcess::AllocateMainThreadStack(std::size_t stack_size) { // The kernel always ensures that the given stack size is page aligned. main_thread_stack_size = Common::AlignUp(stack_size, PageSize); - const VAddr start{page_table->GetStackRegionStart()}; - const std::size_t size{page_table->GetStackRegionEnd() - start}; + const VAddr start{page_table.GetStackRegionStart()}; + const std::size_t size{page_table.GetStackRegionEnd() - start}; CASCADE_RESULT(main_thread_stack_top, - page_table->AllocateAndMapMemory( + page_table.AllocateAndMapMemory( main_thread_stack_size / PageSize, PageSize, false, start, size / PageSize, KMemoryState::Stack, KMemoryPermission::UserReadWrite)); main_thread_stack_top += main_thread_stack_size; - return ResultSuccess; + R_SUCCEED(); } } // namespace Kernel |