diff options
Diffstat (limited to 'src/core/hle/kernel/svc.cpp')
-rw-r--r-- | src/core/hle/kernel/svc.cpp | 133 |
1 files changed, 111 insertions, 22 deletions
diff --git a/src/core/hle/kernel/svc.cpp b/src/core/hle/kernel/svc.cpp index e5e7f99e1..2fd07ab34 100644 --- a/src/core/hle/kernel/svc.cpp +++ b/src/core/hle/kernel/svc.cpp @@ -175,11 +175,8 @@ static ResultCode SetHeapSize(VAddr* heap_addr, u64 heap_size) { return ERR_INVALID_SIZE; } - auto& vm_manager = Core::CurrentProcess()->VMManager(); - const VAddr heap_base = vm_manager.GetHeapRegionBaseAddress(); - const auto alloc_result = - vm_manager.HeapAllocate(heap_base, heap_size, VMAPermission::ReadWrite); - + auto& vm_manager = Core::System::GetInstance().Kernel().CurrentProcess()->VMManager(); + const auto alloc_result = vm_manager.SetHeapSize(heap_size); if (alloc_result.Failed()) { return alloc_result.Code(); } @@ -712,7 +709,7 @@ static ResultCode GetInfo(u64* result, u64 info_id, u64 handle, u64 info_sub_id) HeapRegionBaseAddr = 4, HeapRegionSize = 5, TotalMemoryUsage = 6, - TotalHeapUsage = 7, + TotalPhysicalMemoryUsed = 7, IsCurrentProcessBeingDebugged = 8, RegisterResourceLimit = 9, IdleTickCount = 10, @@ -748,7 +745,7 @@ static ResultCode GetInfo(u64* result, u64 info_id, u64 handle, u64 info_sub_id) case GetInfoType::NewMapRegionBaseAddr: case GetInfoType::NewMapRegionSize: case GetInfoType::TotalMemoryUsage: - case GetInfoType::TotalHeapUsage: + case GetInfoType::TotalPhysicalMemoryUsed: case GetInfoType::IsVirtualAddressMemoryEnabled: case GetInfoType::PersonalMmHeapUsage: case GetInfoType::TitleId: @@ -808,8 +805,8 @@ static ResultCode GetInfo(u64* result, u64 info_id, u64 handle, u64 info_sub_id) *result = process->VMManager().GetTotalMemoryUsage(); return RESULT_SUCCESS; - case GetInfoType::TotalHeapUsage: - *result = process->VMManager().GetTotalHeapUsage(); + case GetInfoType::TotalPhysicalMemoryUsed: + *result = process->GetTotalPhysicalMemoryUsed(); return RESULT_SUCCESS; case GetInfoType::IsVirtualAddressMemoryEnabled: @@ -1143,7 +1140,7 @@ static ResultCode UnmapSharedMemory(Handle shared_memory_handle, VAddr addr, u64 return ERR_INVALID_MEMORY_RANGE; } - return shared_memory->Unmap(*current_process, addr); + return shared_memory->Unmap(*current_process, addr, size); } static ResultCode QueryProcessMemory(VAddr memory_info_address, VAddr page_info_address, @@ -1342,6 +1339,20 @@ static ResultCode WaitProcessWideKeyAtomic(VAddr mutex_addr, VAddr condition_var "called mutex_addr={:X}, condition_variable_addr={:X}, thread_handle=0x{:08X}, timeout={}", mutex_addr, condition_variable_addr, thread_handle, nano_seconds); + if (Memory::IsKernelVirtualAddress(mutex_addr)) { + LOG_ERROR( + Kernel_SVC, + "Given mutex address must not be within the kernel address space. address=0x{:016X}", + mutex_addr); + return ERR_INVALID_ADDRESS_STATE; + } + + if (!Common::IsWordAligned(mutex_addr)) { + LOG_ERROR(Kernel_SVC, "Given mutex address must be word-aligned. address=0x{:016X}", + mutex_addr); + return ERR_INVALID_ADDRESS; + } + auto* const current_process = Core::System::GetInstance().Kernel().CurrentProcess(); const auto& handle_table = current_process->GetHandleTable(); SharedPtr<Thread> thread = handle_table.Get<Thread>(thread_handle); @@ -1356,7 +1367,7 @@ static ResultCode WaitProcessWideKeyAtomic(VAddr mutex_addr, VAddr condition_var current_thread->SetCondVarWaitAddress(condition_variable_addr); current_thread->SetMutexWaitAddress(mutex_addr); current_thread->SetWaitHandle(thread_handle); - current_thread->SetStatus(ThreadStatus::WaitMutex); + current_thread->SetStatus(ThreadStatus::WaitCondVar); current_thread->InvalidateWakeupCallback(); current_thread->WakeAfterDelay(nano_seconds); @@ -1400,10 +1411,10 @@ static ResultCode SignalProcessWideKey(VAddr condition_variable_addr, s32 target // them all. std::size_t last = waiting_threads.size(); if (target != -1) - last = target; + last = std::min(waiting_threads.size(), static_cast<std::size_t>(target)); // If there are no threads waiting on this condition variable, just exit - if (last > waiting_threads.size()) + if (last == 0) return RESULT_SUCCESS; for (std::size_t index = 0; index < last; ++index) { @@ -1411,6 +1422,9 @@ static ResultCode SignalProcessWideKey(VAddr condition_variable_addr, s32 target ASSERT(thread->GetCondVarWaitAddress() == condition_variable_addr); + // liberate Cond Var Thread. + thread->SetCondVarWaitAddress(0); + std::size_t current_core = Core::System::GetInstance().CurrentCoreIndex(); auto& monitor = Core::System::GetInstance().Monitor(); @@ -1429,10 +1443,9 @@ static ResultCode SignalProcessWideKey(VAddr condition_variable_addr, s32 target } } while (!monitor.ExclusiveWrite32(current_core, thread->GetMutexWaitAddress(), thread->GetWaitHandle())); - if (mutex_val == 0) { // We were able to acquire the mutex, resume this thread. - ASSERT(thread->GetStatus() == ThreadStatus::WaitMutex); + ASSERT(thread->GetStatus() == ThreadStatus::WaitCondVar); thread->ResumeFromWait(); auto* const lock_owner = thread->GetLockOwner(); @@ -1442,8 +1455,8 @@ static ResultCode SignalProcessWideKey(VAddr condition_variable_addr, s32 target thread->SetLockOwner(nullptr); thread->SetMutexWaitAddress(0); - thread->SetCondVarWaitAddress(0); thread->SetWaitHandle(0); + Core::System::GetInstance().CpuCore(thread->GetProcessorID()).PrepareReschedule(); } else { // Atomically signal that the mutex now has a waiting thread. do { @@ -1462,12 +1475,11 @@ static ResultCode SignalProcessWideKey(VAddr condition_variable_addr, s32 target const auto& handle_table = Core::CurrentProcess()->GetHandleTable(); auto owner = handle_table.Get<Thread>(owner_handle); ASSERT(owner); - ASSERT(thread->GetStatus() == ThreadStatus::WaitMutex); + ASSERT(thread->GetStatus() == ThreadStatus::WaitCondVar); thread->InvalidateWakeupCallback(); + thread->SetStatus(ThreadStatus::WaitMutex); owner->AddMutexWaiter(thread); - - Core::System::GetInstance().CpuCore(thread->GetProcessorID()).PrepareReschedule(); } } @@ -1985,6 +1997,83 @@ static ResultCode SetResourceLimitLimitValue(Handle resource_limit, u32 resource return RESULT_SUCCESS; } +static ResultCode GetProcessList(u32* out_num_processes, VAddr out_process_ids, + u32 out_process_ids_size) { + LOG_DEBUG(Kernel_SVC, "called. out_process_ids=0x{:016X}, out_process_ids_size={}", + out_process_ids, out_process_ids_size); + + // If the supplied size is negative or greater than INT32_MAX / sizeof(u64), bail. + if ((out_process_ids_size & 0xF0000000) != 0) { + LOG_ERROR(Kernel_SVC, + "Supplied size outside [0, 0x0FFFFFFF] range. out_process_ids_size={}", + out_process_ids_size); + return ERR_OUT_OF_RANGE; + } + + const auto& kernel = Core::System::GetInstance().Kernel(); + const auto& vm_manager = kernel.CurrentProcess()->VMManager(); + const auto total_copy_size = out_process_ids_size * sizeof(u64); + + if (out_process_ids_size > 0 && + !vm_manager.IsWithinAddressSpace(out_process_ids, total_copy_size)) { + LOG_ERROR(Kernel_SVC, "Address range outside address space. begin=0x{:016X}, end=0x{:016X}", + out_process_ids, out_process_ids + total_copy_size); + return ERR_INVALID_ADDRESS_STATE; + } + + const auto& process_list = kernel.GetProcessList(); + const auto num_processes = process_list.size(); + const auto copy_amount = std::min(std::size_t{out_process_ids_size}, num_processes); + + for (std::size_t i = 0; i < copy_amount; ++i) { + Memory::Write64(out_process_ids, process_list[i]->GetProcessID()); + out_process_ids += sizeof(u64); + } + + *out_num_processes = static_cast<u32>(num_processes); + return RESULT_SUCCESS; +} + +ResultCode GetThreadList(u32* out_num_threads, VAddr out_thread_ids, u32 out_thread_ids_size, + Handle debug_handle) { + // TODO: Handle this case when debug events are supported. + UNIMPLEMENTED_IF(debug_handle != InvalidHandle); + + LOG_DEBUG(Kernel_SVC, "called. out_thread_ids=0x{:016X}, out_thread_ids_size={}", + out_thread_ids, out_thread_ids_size); + + // If the size is negative or larger than INT32_MAX / sizeof(u64) + if ((out_thread_ids_size & 0xF0000000) != 0) { + LOG_ERROR(Kernel_SVC, "Supplied size outside [0, 0x0FFFFFFF] range. size={}", + out_thread_ids_size); + return ERR_OUT_OF_RANGE; + } + + const auto* const current_process = Core::System::GetInstance().Kernel().CurrentProcess(); + const auto& vm_manager = current_process->VMManager(); + const auto total_copy_size = out_thread_ids_size * sizeof(u64); + + if (out_thread_ids_size > 0 && + !vm_manager.IsWithinAddressSpace(out_thread_ids, total_copy_size)) { + LOG_ERROR(Kernel_SVC, "Address range outside address space. begin=0x{:016X}, end=0x{:016X}", + out_thread_ids, out_thread_ids + total_copy_size); + return ERR_INVALID_ADDRESS_STATE; + } + + const auto& thread_list = current_process->GetThreadList(); + const auto num_threads = thread_list.size(); + const auto copy_amount = std::min(std::size_t{out_thread_ids_size}, num_threads); + + auto list_iter = thread_list.cbegin(); + for (std::size_t i = 0; i < copy_amount; ++i, ++list_iter) { + Memory::Write64(out_thread_ids, (*list_iter)->GetThreadID()); + out_thread_ids += sizeof(u64); + } + + *out_num_threads = static_cast<u32>(num_threads); + return RESULT_SUCCESS; +} + namespace { struct FunctionDef { using Func = void(); @@ -2097,8 +2186,8 @@ static const FunctionDef SVC_Table[] = { {0x62, nullptr, "TerminateDebugProcess"}, {0x63, nullptr, "GetDebugEvent"}, {0x64, nullptr, "ContinueDebugEvent"}, - {0x65, nullptr, "GetProcessList"}, - {0x66, nullptr, "GetThreadList"}, + {0x65, SvcWrap<GetProcessList>, "GetProcessList"}, + {0x66, SvcWrap<GetThreadList>, "GetThreadList"}, {0x67, nullptr, "GetDebugThreadContext"}, {0x68, nullptr, "SetDebugThreadContext"}, {0x69, nullptr, "QueryDebugProcessMemory"}, @@ -2140,7 +2229,7 @@ void CallSVC(u32 immediate) { MICROPROFILE_SCOPE(Kernel_SVC); // Lock the global kernel mutex when we enter the kernel HLE. - std::lock_guard<std::recursive_mutex> lock(HLE::g_hle_lock); + std::lock_guard lock{HLE::g_hle_lock}; const FunctionDef* info = GetSVCInfo(immediate); if (info) { |