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author | bunnei <bunneidev@gmail.com> | 2014-07-23 05:26:28 +0200 |
---|---|---|
committer | bunnei <bunneidev@gmail.com> | 2014-08-06 05:58:00 +0200 |
commit | 4e9f305ed214ef0fbffd83042c86f41cd233ec3b (patch) | |
tree | 51787c34f01a244d28ee3b41bdbfc0b93c38bbff /src/core/hle | |
parent | GSP: Removed unnecessary GX_FinishCommand function. (diff) | |
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Diffstat (limited to 'src/core/hle')
-rw-r--r-- | src/core/hle/service/gsp.cpp | 88 | ||||
-rw-r--r-- | src/core/hle/service/gsp.h | 67 |
2 files changed, 78 insertions, 77 deletions
diff --git a/src/core/hle/service/gsp.cpp b/src/core/hle/service/gsp.cpp index bf85b1d86..8a3011e34 100644 --- a/src/core/hle/service/gsp.cpp +++ b/src/core/hle/service/gsp.cpp @@ -11,53 +11,13 @@ #include "core/hle/kernel/event.h" #include "core/hle/kernel/shared_memory.h" #include "core/hle/service/gsp.h" - #include "core/hw/gpu.h" #include "video_core/gpu_debugger.h" -//////////////////////////////////////////////////////////////////////////////////////////////////// - // Main graphics debugger object - TODO: Here is probably not the best place for this GraphicsDebugger g_debugger; -/// GSP thread interrupt queue header -struct GX_InterruptQueue { - union { - u32 hex; - - // Index of last interrupt in the queue - BitField<0,8,u32> index; - - // Number of interrupts remaining to be processed by the userland code - BitField<8,8,u32> number_interrupts; - - // Error code - zero on success, otherwise an error has occurred - BitField<16,8,u32> error_code; - }; - - u32 unk0; - u32 unk1; - - GSP_GPU::GXInterruptId slot[0x34]; ///< Interrupt ID slots -}; - -/// GSP shared memory GX command buffer header -union GX_CmdBufferHeader { - u32 hex; - - // Current command index. This index is updated by GSP module after loading the command data, - // right before the command is processed. When this index is updated by GSP module, the total - // commands field is decreased by one as well. - BitField<0,8,u32> index; - - // Total commands to process, must not be value 0 when GSP module handles commands. This must be - // <=15 when writing a command to shared memory. This is incremented by the application when - // writing a command to shared memory, after increasing this value TriggerCmdReqQueue is only - // used if this field is value 1. - BitField<8,8,u32> number_commands; -}; - //////////////////////////////////////////////////////////////////////////////////////////////////// // Namespace GSP_GPU @@ -69,15 +29,15 @@ Handle g_shared_memory = 0; u32 g_thread_id = 1; /// Gets a pointer to the start (header) of a command buffer in GSP shared memory -static inline u8* GX_GetCmdBufferPointer(u32 thread_id, u32 offset=0) { +static inline u8* GetCmdBufferPointer(u32 thread_id, u32 offset=0) { if (0 == g_shared_memory) return nullptr; return Kernel::GetSharedMemoryPointer(g_shared_memory, 0x800 + (thread_id * 0x200) + offset); } /// Gets a pointer to the start (header) of a command buffer in GSP shared memory -static inline GX_InterruptQueue* GetInterruptQueue(u32 thread_id) { - return (GX_InterruptQueue*)Kernel::GetSharedMemoryPointer(g_shared_memory, sizeof(GX_InterruptQueue) * thread_id); +static inline InterruptQueue* GetInterruptQueue(u32 thread_id) { + return (InterruptQueue*)Kernel::GetSharedMemoryPointer(g_shared_memory, sizeof(InterruptQueue) * thread_id); } /// Write a GSP GPU hardware register @@ -166,7 +126,7 @@ void RegisterInterruptRelayQueue(Service::Interface* self) { * Signals that the specified interrupt type has occurred to userland code * @param interrupt_id ID of interrupt that is being signalled */ -void SignalInterrupt(GXInterruptId interrupt_id) { +void SignalInterrupt(InterruptId interrupt_id) { if (0 == GSP_GPU::g_event) { WARN_LOG(GSP, "cannot synchronize until GSP event has been created!"); return; @@ -176,7 +136,7 @@ void SignalInterrupt(GXInterruptId interrupt_id) { return; } for (int thread_id = 0; thread_id < 0x4; ++thread_id) { - GX_InterruptQueue* interrupt_queue = GetInterruptQueue(thread_id); + InterruptQueue* interrupt_queue = GetInterruptQueue(thread_id); interrupt_queue->number_interrupts = interrupt_queue->number_interrupts + 1; u8 next = interrupt_queue->index; @@ -190,24 +150,24 @@ void SignalInterrupt(GXInterruptId interrupt_id) { } /// Executes the next GSP command -void ExecuteCommand(int thread_id, int command_index) { +void ExecuteCommand(u32 thread_id, u32 command_index) { // Utility function to convert register ID to address auto WriteGPURegister = [](u32 id, u32 data) { GPU::Write<u32>(0x1EF00000 + 4 * id, data); }; - GX_CmdBufferHeader* header = (GX_CmdBufferHeader*)GX_GetCmdBufferPointer(thread_id); - auto& command = *(const GXCommand*)GX_GetCmdBufferPointer(thread_id, (command_index + 1) * 0x20); + CmdBufferHeader* header = (CmdBufferHeader*)GetCmdBufferPointer(thread_id); + auto& command = *(const Command*)GetCmdBufferPointer(thread_id, (command_index + 1) * 0x20); - g_debugger.GXCommandProcessed(GX_GetCmdBufferPointer(thread_id, 0x20 + (header->index * 0x20))); + g_debugger.GXCommandProcessed(GetCmdBufferPointer(thread_id, 0x20 + (header->index * 0x20))); NOTICE_LOG(GSP, "decoding command 0x%08X", (int)command.id.Value()); switch (command.id) { // GX request DMA - typically used for copying memory from GSP heap to VRAM - case GXCommandId::REQUEST_DMA: + case CommandId::REQUEST_DMA: memcpy(Memory::GetPointer(command.dma_request.dest_address), Memory::GetPointer(command.dma_request.source_address), command.dma_request.size); @@ -216,7 +176,7 @@ void ExecuteCommand(int thread_id, int command_index) { // ctrulib homebrew sends all relevant command list data with this command, // hence we do all "interesting" stuff here and do nothing in SET_COMMAND_LIST_FIRST. // TODO: This will need some rework in the future. - case GXCommandId::SET_COMMAND_LIST_LAST: + case CommandId::SET_COMMAND_LIST_LAST: { auto& params = command.set_command_list_last; WriteGPURegister(GPU::Regs::CommandProcessor + 2, params.address >> 3); @@ -228,13 +188,13 @@ void ExecuteCommand(int thread_id, int command_index) { g_debugger.CommandListCalled(params.address, (u32*)Memory::GetPointer(params.address), params.size); - SignalInterrupt(GXInterruptId::P3D); + SignalInterrupt(InterruptId::P3D); break; } // It's assumed that the two "blocks" behave equivalently. // Presumably this is done simply to allow two memory fills to run in parallel. - case GXCommandId::SET_MEMORY_FILL: + case CommandId::SET_MEMORY_FILL: { auto& params = command.memory_fill; WriteGPURegister(GPU::Regs::MemoryFill, params.start1 >> 3); @@ -250,18 +210,18 @@ void ExecuteCommand(int thread_id, int command_index) { } // TODO: Check if texture copies are implemented correctly.. - case GXCommandId::SET_DISPLAY_TRANSFER: + case CommandId::SET_DISPLAY_TRANSFER: // TODO(bunnei): Signalling all of these interrupts here is totally wrong, but it seems to // work well enough for running demos. Need to figure out how these all work and trigger // them correctly. - SignalInterrupt(GXInterruptId::PSC0); - SignalInterrupt(GXInterruptId::PSC1); - SignalInterrupt(GXInterruptId::PPF); - SignalInterrupt(GXInterruptId::P3D); - SignalInterrupt(GXInterruptId::DMA); + SignalInterrupt(InterruptId::PSC0); + SignalInterrupt(InterruptId::PSC1); + SignalInterrupt(InterruptId::PPF); + SignalInterrupt(InterruptId::P3D); + SignalInterrupt(InterruptId::DMA); break; - case GXCommandId::SET_TEXTURE_COPY: + case CommandId::SET_TEXTURE_COPY: { auto& params = command.image_copy; WriteGPURegister(GPU::Regs::DisplayTransfer, params.in_buffer_address >> 3); @@ -278,7 +238,7 @@ void ExecuteCommand(int thread_id, int command_index) { // TODO: Figure out what exactly SET_COMMAND_LIST_FIRST and SET_COMMAND_LIST_LAST // are supposed to do. - case GXCommandId::SET_COMMAND_LIST_FIRST: + case CommandId::SET_COMMAND_LIST_FIRST: { break; } @@ -294,11 +254,11 @@ void ExecuteCommand(int thread_id, int command_index) { void TriggerCmdReqQueue(Service::Interface* self) { // Iterate through each thread's command queue... - for (int thread_id = 0; thread_id < 0x4; ++thread_id) { - GX_CmdBufferHeader* header = (GX_CmdBufferHeader*)GX_GetCmdBufferPointer(thread_id); + for (u32 thread_id = 0; thread_id < 0x4; ++thread_id) { + CmdBufferHeader* header = (CmdBufferHeader*)GetCmdBufferPointer(thread_id); // Iterate through each command... - for (int command_index = 0; command_index < header->number_commands; ++command_index) { + for (u32 command_index = 0; command_index < header->number_commands; ++command_index) { ExecuteCommand(thread_id, command_index); } } diff --git a/src/core/hle/service/gsp.h b/src/core/hle/service/gsp.h index 5a649d2df..66b99e94a 100644 --- a/src/core/hle/service/gsp.h +++ b/src/core/hle/service/gsp.h @@ -12,7 +12,19 @@ namespace GSP_GPU { -enum class GXCommandId : u32 { +/// GSP interrupt ID +enum class InterruptId : u8 { + PSC0 = 0x00, + PSC1 = 0x01, + PDC0 = 0x02, // Seems called every vertical screen line + PDC1 = 0x03, // Seems called every frame + PPF = 0x04, + P3D = 0x05, + DMA = 0x06, +}; + +/// GSP command ID +enum class CommandId : u32 { REQUEST_DMA = 0x00, SET_COMMAND_LIST_LAST = 0x01, @@ -29,18 +41,47 @@ enum class GXCommandId : u32 { SET_COMMAND_LIST_FIRST = 0x05, }; -enum class GXInterruptId : u8 { - PSC0 = 0x00, - PSC1 = 0x01, - PDC0 = 0x02, // Seems called every vertical screen line - PDC1 = 0x03, // Seems called every frame - PPF = 0x04, - P3D = 0x05, - DMA = 0x06, +/// GSP thread interrupt queue header +struct InterruptQueue { + union { + u32 hex; + + // Index of last interrupt in the queue + BitField<0,8,u32> index; + + // Number of interrupts remaining to be processed by the userland code + BitField<8,8,u32> number_interrupts; + + // Error code - zero on success, otherwise an error has occurred + BitField<16,8,u32> error_code; + }; + + u32 unk0; + u32 unk1; + + InterruptId slot[0x34]; ///< Interrupt ID slots +}; +static_assert(sizeof(InterruptQueue) == 0x40, "InterruptQueue struct has incorrect size"); + +/// GSP shared memory GX command buffer header +union CmdBufferHeader { + u32 hex; + + // Current command index. This index is updated by GSP module after loading the command data, + // right before the command is processed. When this index is updated by GSP module, the total + // commands field is decreased by one as well. + BitField<0,8,u32> index; + + // Total commands to process, must not be value 0 when GSP module handles commands. This must be + // <=15 when writing a command to shared memory. This is incremented by the application when + // writing a command to shared memory, after increasing this value TriggerCmdReqQueue is only + // used if this field is value 1. + BitField<8,8,u32> number_commands; }; -struct GXCommand { - BitField<0, 8, GXCommandId> id; +/// GSP command +struct Command { + BitField<0, 8, CommandId> id; union { struct { @@ -74,7 +115,7 @@ struct GXCommand { u8 raw_data[0x1C]; }; }; -static_assert(sizeof(GXCommand) == 0x20, "GXCommand struct has incorrect size"); +static_assert(sizeof(Command) == 0x20, "Command struct has incorrect size"); /// Interface to "srv:" service class Interface : public Service::Interface { @@ -98,6 +139,6 @@ public: * Signals that the specified interrupt type has occurred to userland code * @param interrupt_id ID of interrupt that is being signalled */ -void SignalInterrupt(GXInterruptId interrupt_id); +void SignalInterrupt(InterruptId interrupt_id); } // namespace |