GPU Classes
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Subchannels:
| Id | Subchannel (nvn) | Name |
|---|---|---|
| 0xB197 | 0 | 3D |
| 0xB1C0 | 1 | Compute |
| 0xA140 | 2 | Inline-to-Memory |
| 0x902D | 3 | 2D |
| 0xB0B5 | 4 | DMA |
3D
| Register | Name | Size | Type | Notes |
|---|---|---|---|---|
| 0xC9 | TesselationOuterLevels | 4 | float[4] | |
| 0xCD | TesselationInnerLevels | 2 | float[2] | |
| 0xDF | RasterizerEnable | 1 | bool | |
| 0xE0+8*N | TransformFeedbackBufferEnable | 1 | bool | |
| 0xE1+8*N | TransformFeedbackBufferAddr | 2 | gpuva | |
| 0xE3+8*N | TransformFeedbackBufferFlags | 1 | ||
| 0x1D1 | TransformFeedbackEnable | 1 | bool | |
| 0x1FA | ZCullContextStartAddr | 2 | gpuva | |
| 0x1FC | ZCullContextEndAddr | 2 | gpuva | |
| 0x285+8*N | DepthRange_Unk0_N | 1 | ? | |
| 0x302+4*N | DepthRangeNear | 1 | float | |
| 0x303+4*N | DepthRangeFar | 1 | float | |
| 0x36B | PolygonModeFront | 1 | bitfield | 0x1B00/0x1B01/0x1B02 |
| 0x36C | PolygonModeBack | 1 | bitfield | 0x1B00/0x1B01/0x1B02 |
| 0x370 | PolygonOffsetPointEnable | 1 | bool | |
| 0x371 | PolygonOffsetLineEnable | 1 | bool | |
| 0x372 | PolygonOffsetFillEnable | 1 | bool | |
| 0x373 | PatchSize | 1 | Small value, always fits in 12 bits. In number of vertices. | |
| 0x374 | 1 | 0 written here for "simple" BlendState. | ||
| 0x381+4*N | ScissorNHorizontal | 1 | bitfield | Bit0-15: min, bit16-31: max |
| 0x382+4*N | ScissorNVertical | 1 | bitfield | Bit0-15: min, bit16-31: max |
| 0x3D5 | StencilMask1RefValue | 1 | ||
| 0x3D6 | StencilMask1Enable | 1 | bool | |
| 0x3D7 | StencilMask1ValueMask | 1 | ||
| 0x3E7 | DepthBounds | 2 | float[2] | |
| 0x3ED | MultisampleRasterEnable | 1 | bool | |
| 0x3EE | MultisampleRasterSamples | 1 | bitfield | 2=Four, 4=Eight, 5=?, 6=Sixteen |
| 0x3EF | MultisampleCoverageModulationMode | 1 | ||
| 0x3F0 | SampleMask0 | 1 | ||
| 0x3F1 | SampleMask1 | 1 | ||
| 0x3F2 | SampleMask2 | 1 | ||
| 0x3F5 | Multisample_Related2 | 1 | ||
| 0x3F6 | CoverageModulationEnable | 1 | bool | |
| 0x40C | CoverageModulationTable | 1 | float[4] | |
| 0x452 | Raster_Enable | 1 | bool | |
| 0x478 | MultisampleGrid? | 3 | ||
| 0x47E | MultisampleCoverageToColor | 1 | bitfield | Bit0: Enable, bit4-6: ? |
| 0x4B3 | DepthTestEnable | 1 | bool | Enables DepthWriteEnable and DepthFunc. |
| 0x4B8 | Multisample_Config2 | 1 | bool | |
| 0x4BA | DepthWriteEnable | 1 | bool | |
| 0x4C3 | DepthFunc | 1 | bitfield | Bit0-3: DepthFunc |
| 0x4B8 | MultisampleAlphaToCoverageDither | 1 | bool | |
| 0x4B9 | 1 | 1 written here for "simple" BlendState. | ||
| 0x4BB | AlphaTestEnable | 1 | bool | |
| 0x4C5 | AlphaTestType | 1 | bitfield | Bit0-3: AlphaTestType |
| 0x4E0 | StencilEnable | 1 | bool | |
| 0x4E5 | StencilMask0_Ref | 1 | bool | |
| 0x4E6 | StencilMask0_ValueMask | 1 | bool | |
| 0x4E7 | StencilMask0_Enable | 1 | bool | |
| 0x4EC | LineWidth0 | 1 | ||
| 0x4ED | LineWidth1 | 1 | ||
| 0x4C4 | AlphaRef | 1 | float | |
| 0x4C7 | BlendColor0 | 1 | ||
| 0x4C8 | BlendColor1 | 1 | ||
| 0x4C9 | BlendColor2 | 1 | ||
| 0x4CA | BlendColor3 | 1 | ||
| 0x47C | 1 | BindProgram writes 0 here sometimes. | ||
| 0x47F | DepthBuffer_Resolve | 1 | 1 is written here to trigger. | |
| 0x519 | ZCullCtx_Save | 1 | 0 is written here to trigger ctx-save, uses both ZCullCtx_Addr0/1. | |
| 0x51F | PolygonOffsetClamp0 | 1 | float | |
| 0x540 | ZCullCtx_Restore | 1 | 0 is written here to trigger ctx-restore, uses both ZCullCtx_Addr0/1. | |
| 0x546 | PointSize | 1 | float | |
| 0x554 | RendererEnableConditionAddr | 2 | gpuva | |
| 0x556 | RendererEnable | 1 | 0=disabled unconditional, 1=enabled unconditional, 3=unknown conditional, 4=unknown conditional, | |
| 0x54C | Counter_Reset | 1 | Value written decides which counter to reset. | |
| 0x54D | MultisampleEnable | 1 | ||
| 0x54F | MultisampleAlphaToCoverageEnable | 1 | bool | |
| 0x55B | PolygonOffsetClamp1 | 1 | float | |
| 0x56F | PolygonOffsetClamp2 | 1 | float | Float multiplied by 2 is written here. |
| 0x591 | PrimitiveRestart_Enable | 1 | bool | |
| 0x592 | PrimitiveRestart_Value | 1 | ||
| 0x646 | PolygonCullFaceEnable | 1 | bool | |
| 0x647 | PolygonFrontFace | 1 | bitfield | Bit0: Enable. Always ORR'd with 0x9000. |
| 0x648 | PolygonCullFaceConfig | 1 | bitfield | 0x404/0x405/0x408 |
| 0x64F | DepthClamp | 1 | 0x101A is written when enabled, 0x181D when disabled. | |
| 0x66F | DepthBounds_Enable | 1 | bool | |
| 0x671 | ColorStateLogicOpEnable | 1 | bool | Used for all LogicOps except 3. |
| 0x672 | ColorStateLogicOpType | 1 | Bit0-7: LogicOp, bit8-15: unknown, always 0x15. | |
| 0x68B | Barrier? | 1 | trigger | Always 0 is written here. During zcull ctx-save, spammed when enabling raster, ... |
| 0x6C0 | Poke_Addr | 2 | gpuva | |
| 0x6C2 | Poke_WriteVal | 1 | 0 is written here during most queries. | |
| 0x6C3 | Poke_Control | 1 | Big bitfield. After write, the result of query is written to 4 bytes at Poke_Addr. | |
| 0x701+2*N | VertexBufferStartAddr | 2 | gpuva | |
| 0x7C0+2*N | VertexBufferEndAddr | 2 | gpuva | |
| 0x781+8*N | SimpleBlend0_BlendEquation0 | 1 | bitfield | Bit0-2: BlendEquation0 |
| 0x782+8*N | SimpleBlend0_BlendFunctionA | 1 | bitfield | Bit0-4: ?, bit14-15: ? |
| 0x783+8*N | SimpleBlend0_BlendFunctionB | 1 | bitfield | Bit0-4: ?, bit14-15: ? |
| 0x784+8*N | SimpleBlend0_BlendEquation1 | 1 | bitfield | Bit0-2: BlendEquation1 |
| 0x785+8*N | SimpleBlend0_BlendFunctionC | 1 | bitfield | Bit0-4: ?, bit14-15: ? |
| 0x786+8*N | SimpleBlend0_BlendFunctionD | 1 | bitfield | Bit0-4: ?, bit14-15: ? |
| 0x820 | 1 | BindProgram writes here. | ||
| 0x821 | 1 | BindProgram writes here. | ||
| 0x830 | 1 | BindProgram writes here. | ||
| 0x840 | 1 | BindProgram writes here. | ||
| 0x850 | 1 | BindProgram writes here. | ||
| 0x8E0 | BindUniformBuffer_Size? | 1 | BindUniformBuffer writes here. | |
| 0x8E1 | BindUniformBuffer_Addr | 2 | gpuva | |
| 0x8E3 | BindImage_Config | 1 | BindImage writes "8*i + 0x120" here. BindSeparateSampler writes "8*i + 0x568" here. BindSeparateTexture uses "8*i + 0x168". BindTexture uses 8*i + 32. | |
| 0x8E4 | BindImage_ValueLo | 1 | This might be an addr but it's swapped opposite to other addrs. BindSeparateSampler/BindSeparateTexture writes something here. BindStorageBuffer writes something here. | |
| 0x8E5 | BindImage_ValueHi | 1 | BindStorageBuffer writes something here. | |
| 0x8E6 | 1 | BindStorageBuffer writes something here. | ||
| 0x8E4,0x8EB | Multisample_ConfigX | 1 | What? Overlap. | |
| 0x904 | UniformBuffer0_Control | 1 | ||
| 0x90C | UniformBuffer3_Control | 1 | ||
| 0x914 | UniformBuffer4_Control | 1 | ||
| 0x91C | UniformBuffer2_Control | 1 | ||
| 0x924 | UniformBuffer1_Control | 1 | ||
| 0xD1E | 1 | BindProgram writes 0 here, trigger? | ||
| 0xD34 | 1 | Used by SetConservativeRasterDilate. | ||
| 0xD35 | BlendStateAdvanced | 1 | bitfield | Bit0: NormalizedDst, bit1: PremultipliedSrc, bit2-3: BlendTarget, Bit4-9: Mode |
| 0xE00 | TransformFeedback_Addr | 2 | gpuaddr | |
| 0xE0A | 1 | Used by SetConservativeRasterDilate. | ||
| 0xE0B | 1 | Used by SetConservativeRasterDilate. | ||
| 0xE0E | 1 | BindImage/BindSeparateSampler/BindSeparateTexture writes 0-4 here. | ||
| 0xE10 | ColorStateLogicOp3 | 1 | bitfield | Bit8: BlendEnable, bit16-23: LogicOp, bit28-31: AlphaTest. BindColorState this when LogicOp == 3. |
| 0xE12 | BindChannelMaskState_Unk0 | 1 | ||
| 0xE13 | BindChannelMaskState_Unk1 | 1 | ||
| 0xE1A | StencilConfig | 1 | bitfield | Bit0-3: StencilFunc0, bit4-7: StencilOp0_A, bit8-11: StencilOp0_B, bit12-15: StencilFunc1, bit16-19: StencilOp1_A, bit20-23: StencilOp1_B |
| 0xE1E | Multisample_Config7 | 1 | Also written to by BindStorageBuffer | |
| 0xE20 | 1 | Another barrier? Used by SetConservativeRasterDilate. | ||
| 0xE2A | DebugGroupPush_DynamicControl | 1 | ||
| 0xE2B | DebugGroupPush_DynamicValue | 1 | This one can be written a variable number of times. | |
| 0xE2C | DebugGroupPush_StaticControl | 1 | ||
| 0xE2D | DebugGroupPush_StaticValue | 1 | This is written 3 times after DebugGroupPush_StaticControl. | |
| 0xE2E | DebugGroupPop_Control | 1 | ||
| 0xE2F | DebugGroupPop_GroupId | 1 | This is written once after DebugGroupPop_Control. |
TODO: SetRenderTargets, SetSubpixelPrecisionBias, SetTiledCacheAction, SetTiledCacheTileSize, SetViewports, UpdateUniformBuffer, TiledDownSample, BindVertexAttribState, BindVertexStreamState, Clear*, Copy*, Discard*, Dispatch*, Downsample, Draw*
DMA
| Register | Name | Notes |
|---|---|---|
| 0x0C0 | CopyControl | With 0x186 Src/DstStride is not used. |
| 0x100 | CopySrcAddrHi | |
| 0x101 | CopySrcAddrLo | |
| 0x102 | CopyDstAddrHi | |
| 0x103 | CopyDstAddrLo | |
| 0x104 | CopySrcStride? | |
| 0x105 | CopyDstStride? | |
| 0x106 | CopyCount | At most 0x3FFFFF. |