88 lines
2.9 KiB
C++
88 lines
2.9 KiB
C++
// Copyright 2014 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include "core/hle/service/csnd_snd.h"
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#include <cstring>
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#include "common/alignment.h"
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#include "core/hle/hle.h"
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#include "core/hle/kernel/mutex.h"
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#include "core/hle/kernel/shared_memory.h"
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////////////////////////////////////////////////////////////////////////////////////////////////////
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// Namespace CSND_SND
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namespace CSND_SND {
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const Interface::FunctionInfo FunctionTable[] = {
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{0x00010140, Initialize, "Initialize"},
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{0x00020000, Shutdown, "Shutdown"},
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{0x00030040, ExecuteType0Commands, "ExecuteType0Commands"},
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{0x00040080, nullptr, "ExecuteType1Commands"},
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{0x00050000, AcquireSoundChannels, "AcquireSoundChannels"},
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{0x00060000, nullptr, "ReleaseSoundChannels"},
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{0x00070000, nullptr, "AcquireCaptureDevice"},
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{0x00080040, nullptr, "ReleaseCaptureDevice"},
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{0x00090082, nullptr, "FlushDataCache"},
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{0x000A0082, nullptr, "StoreDataCache"},
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{0x000B0082, nullptr, "InvalidateDataCache"},
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{0x000C0000, nullptr, "Reset"},
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};
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////////////////////////////////////////////////////////////////////////////////////////////////////
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// Interface class
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Interface::Interface() {
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Register(FunctionTable);
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}
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static Kernel::SharedPtr<Kernel::SharedMemory> shared_memory = nullptr;
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static Kernel::SharedPtr<Kernel::Mutex> mutex = nullptr;
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void Initialize(Service::Interface* self) {
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u32* cmd_buff = Kernel::GetCommandBuffer();
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u32 size = Common::AlignUp(cmd_buff[1], Memory::PAGE_SIZE);
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using Kernel::MemoryPermission;
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shared_memory = Kernel::SharedMemory::Create(nullptr, size, MemoryPermission::ReadWrite,
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MemoryPermission::ReadWrite, 0,
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Kernel::MemoryRegion::BASE, "CSND:SharedMemory");
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mutex = Kernel::Mutex::Create(false);
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cmd_buff[1] = RESULT_SUCCESS.raw;
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cmd_buff[2] = IPC::CopyHandleDesc(2);
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cmd_buff[3] = Kernel::g_handle_table.Create(mutex).MoveFrom();
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cmd_buff[4] = Kernel::g_handle_table.Create(shared_memory).MoveFrom();
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}
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void ExecuteType0Commands(Service::Interface* self) {
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u32* const cmd_buff = Kernel::GetCommandBuffer();
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u8* const ptr = shared_memory->GetPointer(cmd_buff[1]);
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if (shared_memory != nullptr && ptr != nullptr) {
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Type0Command command;
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std::memcpy(&command, ptr, sizeof(Type0Command));
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LOG_WARNING(Service, "(STUBBED) CSND_SND::ExecuteType0Commands");
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command.finished |= 1;
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cmd_buff[1] = 0;
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std::memcpy(ptr, &command, sizeof(Type0Command));
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} else {
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cmd_buff[1] = 1;
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}
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}
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void AcquireSoundChannels(Service::Interface* self) {
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u32* cmd_buff = Kernel::GetCommandBuffer();
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cmd_buff[1] = 0;
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cmd_buff[2] = 0xFFFFFF00;
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}
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void Shutdown(Service::Interface* self) {
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shared_memory = nullptr;
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mutex = nullptr;
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}
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} // namespace
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