103 lines
2.4 KiB
C++
103 lines
2.4 KiB
C++
// Copyright 2014 Citra Emulator Project
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// Licensed under GPLv2
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// Refer to the license.txt file included.
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#pragma once
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#include "common/bit_field.h"
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#include "core/hle/service/service.h"
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////////////////////////////////////////////////////////////////////////////////////////////////////
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// Namespace GSP_GPU
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namespace GSP_GPU {
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enum class GXCommandId : u32 {
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REQUEST_DMA = 0x00,
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SET_COMMAND_LIST_LAST = 0x01,
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// Fills a given memory range with a particular value
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SET_MEMORY_FILL = 0x02,
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// Copies an image and optionally performs color-conversion or scaling.
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// This is highly similar to the GameCube's EFB copy feature
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SET_DISPLAY_TRANSFER = 0x03,
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// Conceptionally similar to SET_DISPLAY_TRANSFER and presumable uses the same hardware path
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SET_TEXTURE_COPY = 0x04,
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SET_COMMAND_LIST_FIRST = 0x05,
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};
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enum class GXInterruptId : u8 {
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PSC0 = 0x00,
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PSC1 = 0x01,
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PDC0 = 0x02, // Seems called every vertical screen line
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PDC1 = 0x03, // Seems called every frame
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PPF = 0x04,
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P3D = 0x05,
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DMA = 0x06,
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};
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struct GXCommand {
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BitField<0, 8, GXCommandId> id;
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union {
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struct {
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u32 source_address;
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u32 dest_address;
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u32 size;
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} dma_request;
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struct {
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u32 address;
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u32 size;
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} set_command_list_last;
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struct {
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u32 start1;
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u32 value1;
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u32 end1;
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u32 start2;
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u32 value2;
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u32 end2;
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} memory_fill;
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struct {
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u32 in_buffer_address;
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u32 out_buffer_address;
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u32 in_buffer_size;
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u32 out_buffer_size;
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u32 flags;
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} image_copy;
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u8 raw_data[0x1C];
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};
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};
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static_assert(sizeof(GXCommand) == 0x20, "GXCommand struct has incorrect size");
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/// Interface to "srv:" service
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class Interface : public Service::Interface {
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public:
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Interface();
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~Interface();
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/**
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* Gets the string port name used by CTROS for the service
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* @return Port name of service
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*/
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const char *GetPortName() const {
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return "gsp::Gpu";
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}
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};
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/**
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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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*/
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void SignalInterrupt(GXInterruptId interrupt_id);
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} // namespace
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