HLE/IPC: pass in kernel & memory reference from parent to avoid global state reference
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0a424b86d2
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@ -48,7 +48,7 @@ SharedPtr<Event> HLERequestContext::SleepClientThread(SharedPtr<Thread> thread,
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// the translation might need to read from it in order to retrieve the StaticBuffer
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// target addresses.
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std::array<u32_le, IPC::COMMAND_BUFFER_LENGTH + 2 * IPC::MAX_STATIC_BUFFERS> cmd_buff;
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Memory::MemorySystem& memory = Core::System::GetInstance().Memory();
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Memory::MemorySystem& memory = context.kernel.memory;
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memory.ReadBlock(*process, thread->GetCommandBufferAddress(), cmd_buff.data(),
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cmd_buff.size() * sizeof(u32));
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context.WriteToOutgoingCommandBuffer(cmd_buff.data(), *process);
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@ -57,8 +57,7 @@ SharedPtr<Event> HLERequestContext::SleepClientThread(SharedPtr<Thread> thread,
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cmd_buff.size() * sizeof(u32));
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};
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auto event = Core::System::GetInstance().Kernel().CreateEvent(Kernel::ResetType::OneShot,
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"HLE Pause Event: " + reason);
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auto event = kernel.CreateEvent(Kernel::ResetType::OneShot, "HLE Pause Event: " + reason);
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thread->status = ThreadStatus::WaitHleEvent;
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thread->wait_objects = {event};
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event->AddWaitingThread(thread);
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@ -69,8 +68,8 @@ SharedPtr<Event> HLERequestContext::SleepClientThread(SharedPtr<Thread> thread,
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return event;
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}
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HLERequestContext::HLERequestContext(SharedPtr<ServerSession> session)
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: session(std::move(session)) {
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HLERequestContext::HLERequestContext(KernelSystem& kernel, SharedPtr<ServerSession> session)
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: kernel(kernel), session(std::move(session)) {
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cmd_buf[0] = 0;
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}
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@ -143,8 +142,7 @@ ResultCode HLERequestContext::PopulateFromIncomingCommandBuffer(const u32_le* sr
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// Copy the input buffer into our own vector and store it.
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std::vector<u8> data(buffer_info.size);
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Core::System::GetInstance().Memory().ReadBlock(src_process, source_address, data.data(),
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data.size());
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kernel.memory.ReadBlock(src_process, source_address, data.data(), data.size());
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AddStaticBuffer(buffer_info.buffer_id, std::move(data));
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cmd_buf[i++] = source_address;
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@ -152,7 +150,8 @@ ResultCode HLERequestContext::PopulateFromIncomingCommandBuffer(const u32_le* sr
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}
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case IPC::DescriptorType::MappedBuffer: {
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u32 next_id = static_cast<u32>(request_mapped_buffers.size());
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request_mapped_buffers.emplace_back(src_process, descriptor, src_cmdbuf[i], next_id);
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request_mapped_buffers.emplace_back(kernel.memory, src_process, descriptor,
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src_cmdbuf[i], next_id);
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cmd_buf[i++] = next_id;
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break;
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}
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@ -211,8 +210,7 @@ ResultCode HLERequestContext::WriteToOutgoingCommandBuffer(u32_le* dst_cmdbuf,
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ASSERT_MSG(target_descriptor.size >= data.size(), "Static buffer data is too big");
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Core::System::GetInstance().Memory().WriteBlock(dst_process, target_address,
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data.data(), data.size());
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kernel.memory.WriteBlock(dst_process, target_address, data.data(), data.size());
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dst_cmdbuf[i++] = target_address;
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break;
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@ -235,8 +233,9 @@ MappedBuffer& HLERequestContext::GetMappedBuffer(u32 id_from_cmdbuf) {
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return request_mapped_buffers[id_from_cmdbuf];
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}
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MappedBuffer::MappedBuffer(const Process& process, u32 descriptor, VAddr address, u32 id)
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: id(id), address(address), process(&process) {
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MappedBuffer::MappedBuffer(Memory::MemorySystem& memory, const Process& process, u32 descriptor,
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VAddr address, u32 id)
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: memory(&memory), id(id), address(address), process(&process) {
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IPC::MappedBufferDescInfo desc{descriptor};
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size = desc.size;
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perms = desc.perms;
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@ -245,15 +244,13 @@ MappedBuffer::MappedBuffer(const Process& process, u32 descriptor, VAddr address
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void MappedBuffer::Read(void* dest_buffer, std::size_t offset, std::size_t size) {
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ASSERT(perms & IPC::R);
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ASSERT(offset + size <= this->size);
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Core::System::GetInstance().Memory().ReadBlock(*process, address + static_cast<VAddr>(offset),
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dest_buffer, size);
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memory->ReadBlock(*process, address + static_cast<VAddr>(offset), dest_buffer, size);
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}
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void MappedBuffer::Write(const void* src_buffer, std::size_t offset, std::size_t size) {
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ASSERT(perms & IPC::W);
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ASSERT(offset + size <= this->size);
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Core::System::GetInstance().Memory().WriteBlock(*process, address + static_cast<VAddr>(offset),
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src_buffer, size);
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memory->WriteBlock(*process, address + static_cast<VAddr>(offset), src_buffer, size);
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}
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} // namespace Kernel
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@ -21,6 +21,10 @@ namespace Service {
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class ServiceFrameworkBase;
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}
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namespace Memory {
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class MemorySystem;
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}
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namespace Kernel {
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class HandleTable;
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@ -28,6 +32,7 @@ class Process;
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class Thread;
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class Event;
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class HLERequestContext;
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class KernelSystem;
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/**
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* Interface implemented by HLE Session handlers.
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@ -93,7 +98,8 @@ protected:
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class MappedBuffer {
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public:
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MappedBuffer(const Process& process, u32 descriptor, VAddr address, u32 id);
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MappedBuffer(Memory::MemorySystem& memory, const Process& process, u32 descriptor,
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VAddr address, u32 id);
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// interface for service
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void Read(void* dest_buffer, std::size_t offset, std::size_t size);
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@ -113,6 +119,7 @@ public:
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private:
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friend class HLERequestContext;
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Memory::MemorySystem* memory;
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u32 id;
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VAddr address;
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const Process* process;
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@ -151,7 +158,7 @@ private:
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*/
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class HLERequestContext {
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public:
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HLERequestContext(SharedPtr<ServerSession> session);
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HLERequestContext(KernelSystem& kernel, SharedPtr<ServerSession> session);
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~HLERequestContext();
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/// Returns a pointer to the IPC command buffer for this request.
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@ -228,6 +235,7 @@ public:
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ResultCode WriteToOutgoingCommandBuffer(u32_le* dst_cmdbuf, Process& dst_process) const;
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private:
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KernelSystem& kernel;
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std::array<u32, IPC::COMMAND_BUFFER_LENGTH> cmd_buf;
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SharedPtr<ServerSession> session;
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// TODO(yuriks): Check common usage of this and optimize size accordingly
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@ -71,7 +71,7 @@ ResultCode ServerSession::HandleSyncRequest(SharedPtr<Thread> thread) {
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kernel.memory.ReadBlock(*current_process, thread->GetCommandBufferAddress(), cmd_buf.data(),
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cmd_buf.size() * sizeof(u32));
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Kernel::HLERequestContext context(this);
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Kernel::HLERequestContext context(kernel, this);
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context.PopulateFromIncomingCommandBuffer(cmd_buf.data(), *current_process);
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hle_handler->HandleSyncRequest(context);
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@ -26,7 +26,7 @@ TEST_CASE("HLERequestContext::PopulateFromIncomingCommandBuffer", "[core][kernel
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auto memory = std::make_unique<Memory::MemorySystem>();
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Kernel::KernelSystem kernel(*memory, 0);
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auto session = std::get<SharedPtr<ServerSession>>(kernel.CreateSessionPair());
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HLERequestContext context(std::move(session));
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HLERequestContext context(kernel, std::move(session));
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auto process = kernel.CreateProcess(kernel.CreateCodeSet("", 0));
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@ -239,7 +239,7 @@ TEST_CASE("HLERequestContext::WriteToOutgoingCommandBuffer", "[core][kernel]") {
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auto memory = std::make_unique<Memory::MemorySystem>();
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Kernel::KernelSystem kernel(*memory, 0);
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auto session = std::get<SharedPtr<ServerSession>>(kernel.CreateSessionPair());
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HLERequestContext context(std::move(session));
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HLERequestContext context(kernel, std::move(session));
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auto process = kernel.CreateProcess(kernel.CreateCodeSet("", 0));
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auto* input = context.CommandBuffer();
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