GSP: Trigger GPU interrupts at more accurate locations.
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e90b37b935
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3 changed files with 21 additions and 8 deletions
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@ -173,6 +173,7 @@ static void RegisterInterruptRelayQueue(Service::Interface* self) {
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* Signals that the specified interrupt type has occurred to userland code
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* @param interrupt_id ID of interrupt that is being signalled
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* @todo This should probably take a thread_id parameter and only signal this thread?
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* @todo This probably does not belong in the GSP module, instead move to video_core
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*/
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void SignalInterrupt(InterruptId interrupt_id) {
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if (0 == g_interrupt_event) {
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@ -211,6 +212,7 @@ static void ExecuteCommand(const Command& command, u32 thread_id) {
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memcpy(Memory::GetPointer(command.dma_request.dest_address),
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Memory::GetPointer(command.dma_request.source_address),
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command.dma_request.size);
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SignalInterrupt(InterruptId::DMA);
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break;
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// ctrulib homebrew sends all relevant command list data with this command,
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@ -219,13 +221,13 @@ static void ExecuteCommand(const Command& command, u32 thread_id) {
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case CommandId::SET_COMMAND_LIST_LAST:
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{
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auto& params = command.set_command_list_last;
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WriteGPURegister(GPU_REG_INDEX(command_processor_config.address), Memory::VirtualToPhysicalAddress(params.address) >> 3);
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WriteGPURegister(GPU_REG_INDEX(command_processor_config.size), params.size);
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// TODO: Not sure if we are supposed to always write this .. seems to trigger processing though
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WriteGPURegister(GPU_REG_INDEX(command_processor_config.trigger), 1);
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SignalInterrupt(InterruptId::P3D);
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break;
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}
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@ -243,6 +245,8 @@ static void ExecuteCommand(const Command& command, u32 thread_id) {
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WriteGPURegister(GPU_REG_INDEX(memory_fill_config[1].address_end), Memory::VirtualToPhysicalAddress(params.end2) >> 3);
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WriteGPURegister(GPU_REG_INDEX(memory_fill_config[1].size), params.end2 - params.start2);
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WriteGPURegister(GPU_REG_INDEX(memory_fill_config[1].value), params.value2);
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SignalInterrupt(InterruptId::PSC0);
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break;
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}
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@ -256,14 +260,9 @@ static void ExecuteCommand(const Command& command, u32 thread_id) {
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WriteGPURegister(GPU_REG_INDEX(display_transfer_config.flags), params.flags);
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WriteGPURegister(GPU_REG_INDEX(display_transfer_config.trigger), 1);
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// TODO(bunnei): Signalling all of these interrupts here is totally wrong, but it seems to
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// work well enough for running demos. Need to figure out how these all work and trigger
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// them correctly.
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SignalInterrupt(InterruptId::PSC0);
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// TODO(bunnei): Determine if these interrupts should be signalled here.
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SignalInterrupt(InterruptId::PSC1);
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SignalInterrupt(InterruptId::PPF);
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SignalInterrupt(InterruptId::P3D);
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SignalInterrupt(InterruptId::DMA);
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// Update framebuffer information if requested
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for (int screen_id = 0; screen_id < 2; ++screen_id) {
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