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 | 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 | ||
| 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 | |
| 0x3EF | SampleMask0 | ||
| 0x3F0 | SampleMask1 | ||
| 0x3F1 | SampleMask2 | ||
| 0x3F2 | SampleMask3 | ||
| 0x3F6 | CoverageModulation_Enable | bool | |
| 0x40C | CoverageModulation_Table0 | float | |
| 0x40D | CoverageModulation_Table1 | float | |
| 0x40E | CoverageModulation_Table2 | float | |
| 0x40F | CoverageModulation_Table3 | float | |
| 0x452 | Raster_Enable | bool | |
| 0x4B3 | DepthStencil_Config0 | bool | If set to 1, it enables DepthStencil_Config1 and DepthStencil_Config2. |
| 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. | |
| 0x55B | PolygonOffsetClamp1 | float | |
| 0x56F | PolygonOffsetClamp2 | float | Float multiplied by 2 is written here. |
| 0x591 | PrimitiveRestart_Enable | bool | |
| 0x592 | PrimitiveRestart_Value | ||
| 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 | |
| 0xD34 | Used by SetConservativeRasterDilate. | ||
| 0xD35 | BlendState | TODO: Bitfield | |
| 0xE00-0xE01 | TransformFeedback_Addr | iova_t | |
| 0xE0A | Used by SetConservativeRasterDilate. | ||
| 0xE0B | Used by SetConservativeRasterDilate. | ||
| 0xE10 | Sometimes used by BindColorState. | ||
| 0xE12 | BindChannelMaskState_Unk0 | ||
| 0xE13 | BindChannelMaskState_Unk1 | ||
| 0xE1A | DepthStencil_Config3 | ||
| 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. |