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-rw-r--r--src/core/hle/service/dsp_dsp.cpp131
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));
}