GPU Classes

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	Type	Notes
0xC9	Tesselation_OuterLevel0
0xCA	Tesselation_OuterLevel1
0xCB	Tesselation_OuterLevel2
0xCC	Tesselation_OuterLevel3
0xCD	Tesselation_InnerLevel0
0xCE	Tesselation_InnerLevel1
0xDF	RasterizerDiscard_Enable	bool
0x1D1	TransformFeedback_Pause
0x1FA-0x1FB	ZCullCtx_Addr0	iova_t
0x1FC-0x1FD	ZCullCtx_Addr1	iova_t
0x285+8*N	DepthRange_Unk0_N
0x302+4*N	DepthRange_Unk1_N
0x303+4*N	DepthRange_Unk2_N
0x36B			BindPolygonState writes here.
0x36C			BindPolygonState writes here.
0x370		bool	BindPolygonState writes here.
0x371		bool	BindPolygonState writes here.
0x372		bool	BindPolygonState writes here.
0x373	PatchSize		Small value, always fits in 12 bits.
0x374			0 written here for "simple" BlendState.
0x381+4*N	Scissor0_N
0x382+4*N	Scissor1_N
0x3D5	StencilMask1_Ref	bool
0x3D6	StencilMask1_Enable	bool
0x3D7	StencilMask1_ValueMask	bool
0x3E7	DepthBounds_Bound0	float
0x3E8	DepthBounds_Bound1	float
0x3ED	Multisample_Related0
0x3EE	Multisample_Related1
0x3EF	SampleMask0
0x3F0	SampleMask1
0x3F1	SampleMask2
0x3F2	SampleMask3
0x3F5	Multisample_Related2
0x3F6	CoverageModulation_Enable	bool
0x40C	CoverageModulation_Table0	float
0x40D	CoverageModulation_Table1	float
0x40E	CoverageModulation_Table2	float
0x40F	CoverageModulation_Table3	float
0x452	Raster_Enable	bool
0x478	Multisample_Config3
0x479	Multisample_Config4
0x47A	Multisample_Config5
0x47B	Multisample_Config6
0x47E	Multisample_Related3
0x4B3	DepthStencil_Config0	bool	If set to 1, it enables DepthStencil_Config1 and DepthStencil_Config2.
0x4B8	Multisample_Config2	bool
0x4BA	DepthStencil_Config1
0x4C3	DepthStencil_Config2		0-15 is written here.
0x4B9			1 written here for "simple" BlendState.
0x4BB			BindColorState writes 0 or 1 here.
0x4C5			BindColorState sometimes writes here a value between 0-15.
0x4E0			0 is sometimes written here during BindDepthStencil.
0x4E5	StencilMask0_Ref	bool
0x4E6	StencilMask0_ValueMask	bool
0x4E7	StencilMask0_Enable	bool
0x4EC	LineWidth0
0x4ED	LineWidth1
0x4C4	AlphaRef	float
0x4C7	BlendColor0
0x4C8	BlendColor1
0x4C9	BlendColor2
0x4CA	BlendColor3
0x47F	DepthBuffer_Resolve		1 is written here to trigger.
0x519	ZCullCtx_Save		0 is written here to trigger ctx-save, uses both ZCullCtx_Addr0/1.
0x51F	PolygonOffsetClamp0	float
0x540	ZCullCtx_Restore		0 is written here to trigger ctx-restore, uses both ZCullCtx_Addr0/1.
0x546	PointSize	float
0x554-0x555	RendererEnableConditionAddr	iova_t
0x556	RendererEnable		0=disabled unconditional, 1=enabled unconditional, 3=unknown conditional, 4=unknown conditional,
0x54C	Counter_Reset		Value written decides which counter to reset.
0x54D	Multisample_Config1
0x54F	Multisample_Config0	bool
0x55B	PolygonOffsetClamp1	float
0x56F	PolygonOffsetClamp2	float	Float multiplied by 2 is written here.
0x591	PrimitiveRestart_Enable	bool
0x592	PrimitiveRestart_Value
0x646			BindPolygonState writes here.
0x647			BindPolygonState writes here.
0x648			BindPolygonState writes here.
0x64F	DepthClamp		0x101A is written when enabled, 0x181D when disabled.
0x66F	DepthBounds_Enable	bool
0x671			Sometimes used by BindColorState.
0x68B	Barrier?		Always 0 is written here. During zcull ctx-save, spammed when enabling raster, ...
0x6C0-0x6C1	Poke_Addr	iova_t
0x6C2	Poke_WriteVal		0 is written here during most queries.
0x6C3	Poke_Control		Big bitfield. After write, the result of query is written to 4 bytes at Poke_Addr.
0x781+8*N	BlendState_N		TODO, N = {0, ..., 7}
0x782+8*N	BlendState_N		TODO
0x783+8*N	BlendState_N		TODO
0x784+8*N	BlendState_N		TODO
0x785+8*N	BlendState_N		TODO
0x786+8*N	BlendState_N		TODO
0x8E3	BindImage_Config		BindImage writes "8*i + 0x120" here.
0x8E4	BindImage_ValueLo		This might be an addr but it's swapped opposite to other addrs.
0x8E5	BindImage_ValueHi
0x8E4-0x8EB	Multisample_ConfigX		What? Overlap.
0xD34			Used by SetConservativeRasterDilate.
0xD35	BlendState		TODO: Bitfield
0xE00-0xE01	TransformFeedback_Addr	iova_t
0xE0A			Used by SetConservativeRasterDilate.
0xE0B			Used by SetConservativeRasterDilate.
0xE0E			BindImage writes 0-4 here.
0xE10			Sometimes used by BindColorState.
0xE12	BindChannelMaskState_Unk0
0xE13	BindChannelMaskState_Unk1
0xE1A	DepthStencil_Config3
0xE1E	Multisample_Config7
0xE20			Another barrier? Used by SetConservativeRasterDilate.
0xE2A	DebugGroupPush_DynamicControl
0xE2B	DebugGroupPush_DynamicValue		This one can be written a variable number of times.
0xE2C	DebugGroupPush_StaticControl
0xE2D	DebugGroupPush_StaticValue		This is written 3 times after DebugGroupPush_StaticControl.
0xE2E	DebugGroupPop_Control
0xE2F	DebugGroupPop_GroupId		This is written once after DebugGroupPop_Control.

TODO: SetRenderTargets, SetSubpixelPrecisionBias, SetTiledCacheAction, SetTiledCacheTileSize, SetViewports, UpdateUniformBuffer, TiledDownSample

DMA

Register	Name	Notes
0x0C0	Dma_Control	With 0x186 Src/DstStride is not used.
0x100	Dma_SrcAddrHi
0x101	Dma_SrcAddrLo
0x102	Dma_DstAddrHi
0x103	Dma_DstAddrLo
0x104	Dma_SrcStride?
0x105	Dma_DstStride?
0x106	Dma_Count	At most 0x3FFFFF.