View source for GPU Classes

Subchannels:
{| class=wikitable
! Id || Subchannel (nvn) || Name
|-
| 0xB197 || 0 || 3D
|-
| 0xB1C0 || 1 || Compute
|-
| 0xA140 || 2 || Inline-to-Memory
|-
| 0x902D || 3 || 2D
|-
| 0xB0B5 || 4 || DMA
|}

= 3D =
{| class=wikitable
! Register || Name || Size || Type || Notes
|-
| 0x49 || ClearColorStateMachine? || 1 || uint || 1=Normal, 2=LoadColors?, 3=StoreColors?
|-
| 0xBA || || 1 || || SetRenderTargets writes 1/0 here an optional buffer != NULL, and depending on type.
|-
| 0xBE || || 1 || pipe || SetRenderTargets writes here repeatedly 16 times, if an optional buffer != NULL and is a given type.
|-
| 0xBF || || 1 || bool || SetRenderTargets writes 1 here after 0xBE has been written 16 times, and 0xDC been written.
|-
| 0xC9 || TesselationOuterLevels || 4 || float[4] ||
|-
| 0xCD || TesselationInnerLevels || 2 || float[2] ||
|-
| 0xDC || || 1 || bool || SetRenderTargets writes 1 here, if an optional buffer != NULL and is a given type.
|-
| 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 ||
|-
| 0x1D3 || || 1 || || GpuInit writes 0x3f here.
|-
| 0x1F0 || || 1 || || SetRenderTargets optionally uses this.
|-
| 0x1F1 || || 1 || || SetRenderTargets optionally uses this.
|-
| 0x1F2 || || 1 || || SetRenderTargets optionally uses this.
|-
| 0x1F3 || || 1 || || SetRenderTargets optionally writes 0 here.
|-
| 0x1F8 || || 1 || || SetRenderTargets optionally uses this.
|-
| 0x1F9 || || 1 || || SetRenderTargets optionally uses this.
|-
| 0x1FA || ZCullContextStartAddr || 2 || gpuva ||
|-
| 0x1FC || ZCullContextEndAddr || 2 || gpuva ||
|-
| 0x200+16*N || RenderTargetNAddr || 2 || gpuva ||
|-
| 0x202+16*N || RenderTargetNHorizontal || 1 || ||
|-
| 0x203+16*N || RenderTargetNVertical || 1 || ||
|-
| 0x204+16*N || RenderTargetNFormat || 1 || ||
|-
| 0x205+16*N || RenderTargetNTileMode || 1 || ||
|-
| 0x206+16*N || RenderTargetNArrayMode || 1 || ||
|-
| 0x207+16*N || RenderTargetNLayerStride || 1 || ||
|-
| 0x208+16*N || RenderTargetNBaseLayer || 1 || ||
|-
| 0x280+8*N || ViewportNScaleX || 1 || float ||
|-
| 0x281+8*N || ViewportNScaleY || 1 || float ||
|-
| 0x282+8*N || ViewportNScaleZ || 1 || float ||
|-
| 0x283+8*N || ViewportNTranslateX || 1 || float ||
|-
| 0x284+8*N || ViewportNTranslateY || 1 || float ||
|-
| 0x285+8*N || ViewportNTranslateZ || 1 || float ||
|-
| 0x286+8*N || ViewportNSwizzles || 1 || bitfield || 
|-
| 0x287+8*N || ViewportNSubpixelPrecisionBias || 1 || bitfield || Bit0-4: ?, bit8-bit11: ?
|-
| 0x300+4*N || ViewportNHorizontal || 1 || bitfield || Bit0-15: X, bit16-31: Width
|-
| 0x301+4*N || ViewportNVertical || 1 || bitfield || Bit0-15: Y, bit16-31: Height
|-
| 0x302+4*N || ViewportNDepthRangeNear || 1 || float ||
|-
| 0x303+4*N || ViewportNDepthRangeFar || 1 || float ||
|-
| 0x340+2*N || ClipRectNHorizontal || 1 || || TODO
|-
| 0x341+2*N || ClipRectNVertical || 1 || || TODO
|-
| 0x360 || ClearColor || 4 || float ||
|-
| 0x36B || PolygonModeFront || 1 || bitfield || 0x1B00/0x1B01/0x1B02
|-
| 0x36C || PolygonModeBack || 1 || bitfield || 0x1B00/0x1B01/0x1B02
|-
| 0x36F || ? || 1 || bitfield || Bit0:?, bit16:?. Used by ClearDepthStencil.
|-
| 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.
|-
| 0x380 || ScissorEnable || 1 || bool || GpuInit writes 1 here.
|-
| 0x381+4*N || ScissorNHorizontal || 1 || bitfield || Bit0-15: min, bit16-31: max
|-
| 0x382+4*N || ScissorNVertical || 1 || bitfield || Bit0-15: min, bit16-31: max
|-
| 0x384+4*N || ScissorNEnable? || 1 || bool? ||
|-
| 0x3D5 || StencilBackRefValue || 1 || ||
|-
| 0x3D6 || StencilBackEnable || 1 || bool ||
|-
| 0x3D7 || StencilBackValueMask || 1 || ||
|-
| 0x3D8 || TiledCacheAction0 || 1 || bool || Trigger?
|-
| 0x3D9 || TiledCacheTileSize || 1 || bitfield || Bit0-15: ?, bit16-31: ?
|-
| 0x3DE || DiscardTrigger || 1 || bitfield || Bit4-6: DiscardColorIndex, bit0: DiscardDepthStencil
|-
| 0x3E0 || TiledCacheAction1 || 1 || bool || Trigger?
|-
| 0x3E7 || DepthBounds || 2 || float[2] ||
|-
| 0x3ED || MultisampleRasterEnable || 1 || bool || Also written 0 when clearing all colors.
|-
| 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 || || TODO
|-
| 0x3F6 || CoverageModulationEnable || 1 || bool ||
|-
| 0x3F8 || Unknown?Addr || 2 || gpuva || SetRenderTargets writes the address of an optional buffer here.
|-
| 0x3FA || Unknown?TileMode || 1 ||  || SetRenderTargets writes here optionally.
|-
| 0x3FB || Unknown?ArrayMode || 1 ||  || SetRenderTargets writes here optionally.
|-
| 0x3FC || Unknown?BaseLayer || 1 ||  || SetRenderTargets writes here optionally.
|-
| 0x3FD || || 1 || bitfield?[2] || SetRenderTargets writes here
|-
| 0x40C || CoverageModulationTable || 4 || float[4] ||
|-
| 0x433 || || 1 || || GpuInit writes 4 here.
|-
| 0x438 || || 1 || || GpuInit writes 0xFF here.
|-
| 0x439 || || 1 || || GpuInit writes 0xFF here.
|-
| 0x43B || || 1 || || GpuInit writes 0xFF here.
|-
| 0x43C || || 1 || || GpuInit writes 4 here.
|-
| 0x43E || ClearFlags? || 1 || || GpuInit writes 0x101 here.
|-
| 0x446 || DrawElementsEnableBaseVertex? || 1 || bool || TODO
|-
| 0x44D || TiledCacheAction2 || 1 || bool || Trigger?
|-
| 0x452 || RasterEnable || 1 || bool ||
|-
| 0x458 || VertexAttribTable || 4 || bitfield[16] || Bit0-4: StreamIndex, bit7-20: Format0, bit21-30: Format1
|-
| 0x47C || || 1 || trigger || BindProgram writes 0 here sometimes.
|-
| 0x47F || DepthBufferResolve || 1 || trigger || 1 is written here to trigger.
|-
| 0x478 || MultisampleGrid || 3 || bitfield[3] || Bit0-3: x0, bit4-7: y0, bit8-11: x1, etc..
|-
| 0x47E || MultisampleCoverageToColor || 1 || bitfield || Bit0: Enable, bit4-6: ?
|-
| 0x487 || RenderTargetControl || 1 || bitfield || Bit0-3: NumberOfRenderTargets, bunch of other flags. Used by SetRenderTargets.
|-
| 0x48A || || 1 || || Optionally used by SetRenderTargets.
|-
| 0x48B || || 1 || || Optionally used by SetRenderTargets.
|-
| 0x48C || || 1 || || Optionally used by SetRenderTargets.
|-
| 0x4B3 || DepthTestEnable || 1 || bool || Enables DepthWriteEnable and DepthFunc.
|-
| 0x4B8 || MultisampleAlphaToCoverageDither || 1 || bool ||
|-
| 0x4B9 || BlendIndependent || 1 || bool || 1 written here for "simple" BlendState.
|-
| 0x4BB || AlphaTestEnable || 1 || bool ||
|-
| 0x4BA || DepthWriteEnable || 1 || bool ||
|-
| 0x4C3 || DepthFunc || 1 || bitfield || Bit0-3: DepthFunc
|-
| 0x4C5 || AlphaTestFunc || 1 || bitfield || Bit0-3: AlphaTestFunc
|-
| 0x4E0 || StencilEnable || 1 || bool ||
|-
| 0x4E5 || StencilFrontRefValue || 1 || ||
|-
| 0x4E6 || StencilFrontMaskValue || 1 || ||
|-
| 0x4E7 || StencilFrontEnable || 1 || bool ||
|-
| 0x4EC || LineWidthSmooth || 1 || float ||
|-
| 0x4ED || LineWidthAliased || 1 || float ||
|-
| 0x4C4 || AlphaTestRefValue || 1 || float ||
|-
| 0x4C7 || BlendColor || 4 || float[4] || TODO
|-
| 0x50D || VertexBufferElementBase || 1 || uint ||
|-
| 0x519 || ZCullContextSave || 1 || trigger || 0 is written here to trigger ctx-save, uses ZCullContextStartAddr.
|-
| 0x51F || PolygonOffsetClamp0 || 1 || float ||
|-
| 0x540 || ZCullContextRestore || 1 || trigger || 0 is written here to trigger ctx-restore, uses ZCullContextStartAddr.
|-
| 0x546 || PointSize || 1 || float ||
|-
| 0x54C || CounterReset || 1 || || Value written decides which counter to reset.
|-
| 0x54D || MultisampleEnable || 1 || ||
|-
| 0x54E || || 1 || bool || SetRenderTargets writes 0 here if an optional buffer is NULL.
|-
| 0x54F || MultisampleControl || 1 || bool || bit0: AlphaToCoverageEnable, bit1+: ?
|-
| 0x554 || RendererConditionAddr || 2 || gpuva ||
|-
| 0x556 || RendererConditionMode || 1 || || 0=disabled unconditional, 1=enabled unconditional, 3=unknown conditional, 4=unknown conditional, 
|-
| 0x55B || PolygonOffsetFactor || 1 || float ||
|-
| 0x56D || CsaaEnable || 1 || bool ||
|-
| 0x56F || PolygonOffsetOffset || 1 || float || Float multiplied by 2 is written here.
|-
| 0x574 || MultisampleMode || 1 || || Written by SetRenderTargets, possible values: 0, 2, 4, 5, 6.
|-
| 0x57F || || 1 || || SetRenderTargets optionally writes 0 here.
|-
| 0x580 || || 1 || || SetRenderTargets optionally writes 0 here.
|-
| 0x591 || PrimitiveRestartEnable || 1 || bool ||
|-
| 0x592 || PrimitiveRestartIndex || 1 || uint ||
|-
| 0x5F2 || DrawElementsIndirectAddr || 2 || gpuva || TODO
|-
| 0x5F6 || DrawElementsIndirectFlag? || 1 || bool || TODO
|-
| 0x620+N || VertexStreamNEnableDivisor || bool ||
|-
| 0x646 || PolygonCullFaceEnable || 1 || bool ||
|-
| 0x647 || PolygonFrontFace || 1 || bitfield || Bit0: Enable. Always ORR'd with 0x9000.
|-
| 0x648 || PolygonCullFaceConfig || 1 || bitfield || TODO: 0x404/0x405/0x408
|-
| 0x64F || DepthClamp || 1 || || TODO: 0x101A is written when enabled, 0x181D when disabled.
|-
| 0x66F || DepthBoundsEnable || 1 || bool ||
|-
| 0x671 || ColorLogicOpEnable || 1 || bool || Used for all LogicOps except 3.
|-
| 0x672 || ColorLogicOpType || 1 || bitfield || 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 || QueryAddr || 2 || gpuva ||
|-
| 0x6C2 || QuerySequence || 1 || || 0 is written here during most queries.
|-
| 0x6C3 || QueryControl || 1 || bitfield || After write, the result of query is written to 4 bytes at QueryAddr.
|-
| 0x700+4*N || VertexStreamNStride || 1 || uint || Bit0-11: Stride. TODO: This has more stuff according to nouveau
|-
| 0x701+4*N || VertexBufferStartAddr || 2 || gpuva || TODO: Incorrecto
|-
| 0x703+4*N || VertexStreamNDivisor || || ||
|-
| 0x7C0+2*N || VertexBufferEndAddr || 2 || gpuva ||
|-
| 0x781+8*N || BlendNRgbEquation || 1 || bitfield || Bit0-2: BlendEquation
|-
| 0x782+8*N || BlendNRgbFunctionSrc || 1 || bitfield || Bit0-4: ?, bit14-15: ?
|-
| 0x783+8*N || BlendNRgbFunctionDst || 1 || bitfield || Bit0-4: ?, bit14-15: ?
|-
| 0x784+8*N || BlendNAlphaEquation || 1 || bitfield || Bit0-2: BlendEquation
|-
| 0x785+8*N || BlendNAlphaFunctionSrc || 1 || bitfield || Bit0-4: ?, bit14-15: ?
|-
| 0x786+8*N || BlendNAlphaFunctionDst || 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 || ConstBufferRequestSize || 1 || uint ||
|-
| 0x8E1 || ConstBufferRequestAddr || 2 || gpuva ||
|-
| 0x8E3 || ConstBufferRequestOffset || 1 || uint || BindImage writes "8*i + 0x120" here. BindSeparateSampler writes "8*i + 0x568" here. BindSeparateTexture uses "8*i + 0x168". BindTexture uses 8*i + 32. TODO: BindStorageBuffer, UpdateUniformBuffer, etc
|-
| 0x8E4 || ConstBufferRequestData || 1 || uint[4] ||
|-
| 0x8EB || Multisample_ConfigX || 1 ||  ||
|-
| 0x904 || UniformBuffer0_Control || 1 || ||
|-
| 0x90C || UniformBuffer3_Control || 1 || ||
|-
| 0x914 || UniformBuffer4_Control || 1 || ||
|-
| 0x91C || UniformBuffer2_Control || 1 || ||
|-
| 0x924 || UniformBuffer1_Control || 1 || ||
|-
| 0xD19 || || 1 || || GpuInit writes 0 here.
|-
| 0xD1A || || 1 || || GpuInit writes 0 here.
|-
| 0xD1B || || 1 || || GpuInit writes 0xffffffff here.
|-
| 0xD1E || || 1 || || BindProgram writes 0 here, trigger?
|-
| 0xD28 || || 1 || || SetRenderTargets writes 0 here if an optional buffer is NULL.
|-
| 0xD29 || || 1 || || SetRenderTargets writes 0xFFFFFFFF here if an optional buffer != NULL, and of a certain type.
|-
| 0xD34 || || 1 || || Used by SetConservativeRasterDilate.
|-
| 0xD35 || AdvancedBlend || 1 || bitfield || Bit0: NormalizedDst, bit1: PremultipliedSrc, bit2-3: BlendTarget, Bit4-9: Mode
|-
| 0xE00 || TransformFeedbackAddr || 2 || gpuva ||
|-
| 0xE02 || ClearColorConfig? || 1 || bitfield || Bit2-5: ?, bit6-9: ?
|-
| 0xE06 || || 1 || bitfield || Written by SetRenderTargets if optional buffer is given but not of a given type.
|-
| 0xE0A || || 1 || || Used by SetConservativeRasterDilate.
|-
| 0xE0B || || 1 || || Used by SetConservativeRasterDilate.
|-
| 0xE0E || || 1 || || BindImage/BindSeparateSampler/BindSeparateTexture writes 0-4 here.
|-
| 0xE10 || ColorLogicOp3 || 1 || bitfield || Bit8: BlendEnable, bit16-23: LogicOp, bit28-31: AlphaTest. BindColorState writes 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 || Barrier? || 1 || || Also written to by BindStorageBuffer, and DrawArraysIndirect. 
|-
| 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.
|-
| 0xE30 || DrawArraysControl || 1 || ||
|-
| 0xE31 || DrawArraysMulti || 1 || ||
|-
| 0xE32 || DrawArraysIndirect || 1 || ||
|-
| 0xE34 || DrawArraysInstanced0Config || 1 || ||
|-
| 0xE35 || DrawArraysInstanced0Pipe || 1 || ||
|-
| 0xE36 || DrawElementsConfig || 1 || ||
|-
| 0xE37 || DrawElementsPipe || 1 || ||
|-
| 0xE38 || DrawElementsIndirectConfig || 1 || ||
|-
| 0xE39 || DrawElementsIndirectPipe || 1 || ||
|-
| 0xE3A || DrawElementsInstanced0Config || 1 || ||
|-
| 0xE3B || DrawElementsInstanced0Pipe || 1 || ||
|-
| 0xE42 || DrawArraysInstanced1Config || 1 || ||
|-
| 0xE43 || DrawArraysInstanced1Pipe || 1 || ||
|-
| 0xE44 || DrawElementsInstanced1Config || 1 || ||
|-
| 0xE45 || DrawElementsInstanced1Pipe || 1 || ||
|}

TODO: (Tiled)Downsample, Copy*, Dispatch*, DrawTexture/DrawTransformFeedback, BindImages, BindProgram, BindSeprarateSamplers, BindSeprarateTextures, BindTextures.

= DMA =
{| class=wikitable
! Register || Name || Notes
|-
| 0x0C0 || CopyControl || With 0x186 Src/DstStride is not used. With 0x586 memset-functionality is used.
|-
| 0x100 || CopySrcAddrHi ||
|-
| 0x101 || CopySrcAddrLo ||
|-
| 0x102 || CopyDstAddrHi ||
|-
| 0x103 || CopyDstAddrLo ||
|-
| 0x104 || CopySrcStride? ||
|-
| 0x105 || CopyDstStride? ||
|-
| 0x106 || CopyCount || At most 0x3FFFFF.
|-
| 0x1C0 || CopyMemsetValue? ||
|-
| 0x1C2 || CopyMemsetControl? || Seen: 0x34444
|-
| 0x1C4 || CopyMemsetLength? || In units of 4 bytes.
|-
| 0x1C5 || ? || Seen: 1
|}