diff options
| -rw-r--r-- | src/core/hle/service/dsp_dsp.cpp | 131 |
1 files changed, 106 insertions, 25 deletions
diff --git a/src/core/hle/service/dsp_dsp.cpp b/src/core/hle/service/dsp_dsp.cpp index bbcf26f61..a2b68cac8 100644 --- a/src/core/hle/service/dsp_dsp.cpp +++ b/src/core/hle/service/dsp_dsp.cpp @@ -4,6 +4,7 @@ #include "common/log.h" #include "core/hle/hle.h" +#include "core/hle/kernel/event.h" #include "core/hle/service/dsp_dsp.h" //////////////////////////////////////////////////////////////////////////////////////////////////// @@ -11,38 +12,118 @@ namespace DSP_DSP { +static Handle semaphore_event; +static Handle interrupt_event; + +/** + * DSP_DSP::LoadComponent service function + * Inputs: + * 1 : Size + * 2 : Unknown (observed only half word used) + * 3 : Unknown (observed only half word used) + * 4 : (size << 4) | 0xA + * 5 : Buffer address + * Outputs: + * 1 : Result of function, 0 on success, otherwise error code + * 2 : Component loaded, 0 on not loaded, 1 on loaded + */ +void LoadComponent(Service::Interface* self) { + u32* cmd_buff = Service::GetCommandBuffer(); + + cmd_buff[1] = 0; // No error + cmd_buff[2] = 1; // Pretend that we actually loaded the DSP firmware + + // TODO(bunnei): Implement real DSP firmware loading + + DEBUG_LOG(KERNEL, "(STUBBED) called"); +} + +/** + * DSP_DSP::GetSemaphoreEventHandle service function + * Outputs: + * 1 : Result of function, 0 on success, otherwise error code + * 3 : Semaphore event handle + */ +void GetSemaphoreEventHandle(Service::Interface* self) { + u32* cmd_buff = Service::GetCommandBuffer(); + + cmd_buff[1] = 0; // No error + cmd_buff[3] = semaphore_event; // Event handle + + DEBUG_LOG(KERNEL, "(STUBBED) called"); +} + +/** + * DSP_DSP::RegisterInterruptEvents service function + * Inputs: + * 1 : Parameter 0 (purpose unknown) + * 2 : Parameter 1 (purpose unknown) + * 4 : Interrupt event handle + * Outputs: + * 1 : Result of function, 0 on success, otherwise error code + */ +void RegisterInterruptEvents(Service::Interface* self) { + u32* cmd_buff = Service::GetCommandBuffer(); + + interrupt_event = static_cast<Handle>(cmd_buff[4]); + + cmd_buff[1] = 0; // No error + + DEBUG_LOG(KERNEL, "(STUBBED) called"); +} + +/** + * DSP_DSP::WriteReg0x10 service function + * Inputs: + * 1 : Unknown (observed only half word used) + * Outputs: + * 1 : Result of function, 0 on success, otherwise error code + */ +void WriteReg0x10(Service::Interface* self) { + u32* cmd_buff = Service::GetCommandBuffer(); + + Kernel::SignalEvent(interrupt_event); + + cmd_buff[1] = 0; // No error + + DEBUG_LOG(KERNEL, "(STUBBED) called"); +} + const Interface::FunctionInfo FunctionTable[] = { - {0x00010040, nullptr, "RecvData"}, - {0x00020040, nullptr, "RecvDataIsReady"}, - {0x00030080, nullptr, "SendData"}, - {0x00040040, nullptr, "SendDataIsEmpty"}, - {0x00070040, nullptr, "WriteReg0x10"}, - {0x00080000, nullptr, "GetSemaphore"}, - {0x00090040, nullptr, "ClearSemaphore"}, - {0x000B0000, nullptr, "CheckSemaphoreRequest"}, - {0x000C0040, nullptr, "ConvertProcessAddressFromDspDram"}, - {0x000D0082, nullptr, "WriteProcessPipe"}, - {0x001000C0, nullptr, "ReadPipeIfPossible"}, - {0x001100C2, nullptr, "LoadComponent"}, - {0x00120000, nullptr, "UnloadComponent"}, - {0x00130082, nullptr, "FlushDataCache"}, - {0x00140082, nullptr, "InvalidateDCache"}, - {0x00150082, nullptr, "RegisterInterruptEvents"}, - {0x00160000, nullptr, "GetSemaphoreEventHandle"}, - {0x00170040, nullptr, "SetSemaphoreMask"}, - {0x00180040, nullptr, "GetPhysicalAddress"}, - {0x00190040, nullptr, "GetVirtualAddress"}, - {0x001A0042, nullptr, "SetIirFilterI2S1_cmd1"}, - {0x001B0042, nullptr, "SetIirFilterI2S1_cmd2"}, - {0x001C0082, nullptr, "SetIirFilterEQ"}, - {0x001F0000, nullptr, "GetHeadphoneStatus"}, - {0x00210000, nullptr, "GetIsDspOccupied"}, + {0x00010040, nullptr, "RecvData"}, + {0x00020040, nullptr, "RecvDataIsReady"}, + {0x00030080, nullptr, "SendData"}, + {0x00040040, nullptr, "SendDataIsEmpty"}, + {0x00070040, WriteReg0x10, "WriteReg0x10"}, + {0x00080000, nullptr, "GetSemaphore"}, + {0x00090040, nullptr, "ClearSemaphore"}, + {0x000B0000, nullptr, "CheckSemaphoreRequest"}, + {0x000C0040, nullptr, "ConvertProcessAddressFromDspDram"}, + {0x000D0082, nullptr, "WriteProcessPipe"}, + {0x001000C0, nullptr, "ReadPipeIfPossible"}, + {0x001100C2, LoadComponent, "LoadComponent"}, + {0x00120000, nullptr, "UnloadComponent"}, + {0x00130082, nullptr, "FlushDataCache"}, + {0x00140082, nullptr, "InvalidateDCache"}, + {0x00150082, RegisterInterruptEvents, "RegisterInterruptEvents"}, + {0x00160000, GetSemaphoreEventHandle, "GetSemaphoreEventHandle"}, + {0x00170040, nullptr, "SetSemaphoreMask"}, + {0x00180040, nullptr, "GetPhysicalAddress"}, + {0x00190040, nullptr, "GetVirtualAddress"}, + {0x001A0042, nullptr, "SetIirFilterI2S1_cmd1"}, + {0x001B0042, nullptr, "SetIirFilterI2S1_cmd2"}, + {0x001C0082, nullptr, "SetIirFilterEQ"}, + {0x001F0000, nullptr, "GetHeadphoneStatus"}, + {0x00210000, nullptr, "GetIsDspOccupied"}, }; //////////////////////////////////////////////////////////////////////////////////////////////////// // Interface class Interface::Interface() { + semaphore_event = Kernel::CreateEvent(RESETTYPE_ONESHOT, "DSP_DSP::semaphore_event"); + interrupt_event = 0; + Register(FunctionTable, ARRAY_SIZE(FunctionTable)); } |