/* definitions for used nVidia acceleration engine commands. Written by Rudolf Cornelissen 12/2004-12/2005 */ #ifndef NV_ACC_H #define NV_ACC_H typedef struct { uint32 reserved00[0x0004]; uint16 FifoFree; /* little endian (FIFO internal register) */ uint16 Nop; /* little endian (FIFO internal register) */ uint32 reserved01[0x000b]; uint32 DMAPut; /* b2-28 is DMA Put offset (FIFO internal register) */ uint32 DMAGet; /* b2-28 is DMA Get offset (FIFO internal register) */ uint32 reserved02[0x00ae]; uint32 SetRop5; /* b0-7 is ROP5 */ } cmd_nv_rop5_solid; typedef struct { uint32 reserved00[0x0004]; uint16 FifoFree; /* little endian (FIFO internal register) */ uint16 Nop; /* little endian (FIFO internal register) */ uint32 reserved01[0x000b]; uint32 DMAPut; /* b2-28 is DMA Put offset (FIFO internal register) */ uint32 DMAGet; /* b2-28 is DMA Get offset (FIFO internal register) */ uint32 reserved02[0x00ae]; uint32 TopLeft; /* b0-15 is left, b16-31 is top */ uint32 HeightWidth; /* b0-15 is width, b16-31 is height */ } cmd_nv_image_black_rectangle; typedef struct { uint32 reserved00[0x0004]; uint16 FifoFree; /* little endian (FIFO internal register) */ uint16 Nop; /* little endian (FIFO internal register) */ uint32 reserved01[0x000b]; uint32 DMAPut; /* b2-28 is DMA Put offset (FIFO internal register) */ uint32 DMAGet; /* b2-28 is DMA Get offset (FIFO internal register) */ uint32 reserved02[0x00ae]; uint32 SetColorFormat; /* colorspace */ uint32 reserved03[0x0001]; uint32 SetShape; /* b0-1: %00 = 8X_8Y; %01 = 64X_1Y; %10 = 1X_64Y */ uint32 reserved04[0x0001]; uint32 SetColor0; /* b0-31 is color */ uint32 SetColor1; /* b0-31 is color */ uint32 SetPattern[0x0002]; /* b0-31 is bitmap */ } cmd_nv_image_pattern; typedef struct { uint32 reserved00[0x0004]; uint16 FifoFree; /* little endian (FIFO internal register) */ uint16 Nop; /* little endian (FIFO internal register) */ uint32 reserved01[0x000b]; uint32 DMAPut; /* b2-28 is DMA Put offset (FIFO internal register) */ uint32 DMAGet; /* b2-28 is DMA Get offset (FIFO internal register) */ uint32 reserved02[0x00ae]; uint32 SourceOrg; /* b0-15 is X, b16-31 is Y */ uint32 DestOrg; /* b0-15 is X, b16-31 is Y */ uint32 HeightWidth; /* b0-15 is width, b16-31 is height */ } cmd_nv_image_blit; //fixme: using nv4_gdi_rectangle_text for DMA acc. Differs slightly from this one! //WARNING: nv4_gdi_rectangle_text can only do 32 unclipped rects at once! typedef struct { uint32 reserved00[0x0004]; uint16 FifoFree; /* little endian (FIFO internal register) */ uint16 Nop; /* little endian (FIFO internal register) */ uint32 reserved01[0x000b]; uint32 DMAPut; /* b2-28 is DMA Put offset (FIFO internal register) */ uint32 DMAGet; /* b2-28 is DMA Get offset (FIFO internal register) */ uint32 reserved02[0x00ae]; uint32 SetColorFormat; /* colorspace */ uint32 reserved03[0x003e]; uint32 Color1A; /* b0-31 is color */ struct { uint32 LeftTop; /* b0-15 is top, b16-31 is left */ uint32 WidthHeight; /* b0-15 is height, b16-31 is width */ } UnclippedRectangle[0x40]; /* command can handle upto 64 unclipped rects */ /* fixme: XFree also defines the registers below: * (used for the 2D 'ScanlineCPUToScreenColorExpandFill' and 'ColorExpandScanline' * functions.) * We don't use this currently. */ /* U032 reserved04[(0x080)-3]; struct { U032 TopLeft; U032 BottomRight; } ClipB; U032 Color1B; struct { U032 TopLeft; U032 BottomRight; } ClippedRectangle[64]; U032 reserved05[(0x080)-5]; struct { U032 TopLeft; U032 BottomRight; } ClipC; U032 Color1C; U032 WidthHeightC; U032 PointC; U032 MonochromeData1C; U032 reserved06[(0x080)+121]; struct { U032 TopLeft; U032 BottomRight; } ClipD; U032 Color1D; U032 WidthHeightInD; U032 WidthHeightOutD; U032 PointD; U032 MonochromeData1D; U032 reserved07[(0x080)+120]; struct { U032 TopLeft; U032 BottomRight; } ClipE; U032 Color0E; U032 Color1E; U032 WidthHeightInE; U032 WidthHeightOutE; U032 PointE; U032 MonochromeData01E; */ } cmd_nv3_gdi_rectangle_text; /* This command could (at least) potentially speed-up our fill_span command... :-) */ //fixme: test this 2D command! typedef struct { uint32 reserved00[0x0004]; uint16 FifoFree; /* little endian (FIFO internal register) */ uint16 Nop; /* little endian (FIFO internal register) */ uint32 reserved01[0x000b]; uint32 DMAPut; /* b2-28 is DMA Put offset (FIFO internal register) */ uint32 DMAGet; /* b2-28 is DMA Get offset (FIFO internal register) */ uint32 reserved02[0x00af]; uint32 Color; /* b0-31 is color */ uint32 reserved03[0x003e]; struct { uint32 Point0; /* b0-15 is X, b16-31 is Y: starting coordinate */ uint32 Point1; /* b0-15 is X, b16-31 is Y: ending coordinate */ } Line[0x10]; /* command can handle upto 16 lines */ struct { uint32 Point0X; /* b0-31 is X: starting coordinate */ uint32 Point0Y; /* b0-31 is Y: starting coordinate */ uint32 Point1X; /* b0-31 is X: ending coordinate */ uint32 Point1Y; /* b0-31 is Y: ending coordinate */ } Line32[0x08]; /* cmd can handle upto 8 lines with 32-bit coordinates */ struct { uint32 Point; /* b0-15 is X, b16-31 is Y */ } Polyline[0x20]; /* cmd can handle upto 32 points polylines */ struct { uint32 PointX; /* b0-31 is X */ uint32 PointY; /* b0-31 is Y */ } Polyline32[0x10]; /* cmd can handle upto 16 point polylines with 32-bit coord's */ struct { uint32 Color; /* b0-31 is color */ uint32 Point; /* b0-15 is X, b16-31 is Y */ } ColorPolyline[0x10]; /* cmd can handle upto 16 point polylines with individually * colored sections */ } cmd_nv1_render_solid_lin; /* Someone defined this in XFree once (as 'RivaRectangle') but never used it: * a handle should also be defined in the engine's init code, which was never done AFAIK. * The command could be very interesting for us, as it could potentially speed-up our * rectangle_fills :-) */ //fixme: test this 2D command! typedef struct { uint32 reserved00[0x0004]; uint16 FifoFree; /* little endian (FIFO internal register) */ uint16 Nop; /* little endian (FIFO internal register) */ uint32 reserved01[0x000b]; uint32 DMAPut; /* b2-28 is DMA Put offset (FIFO internal register) */ uint32 DMAGet; /* b2-28 is DMA Get offset (FIFO internal register) */ uint32 reserved02[0x00af]; uint32 Color; /* b0-31 is color */ uint32 reserved03[0x003e]; struct { uint32 TopLeft; /* b0-15 is left, b16-31 is top */ uint32 HeightWidth; /* b0-15 is width, b16-31 is height */ } Rectangle[0x10]; /* command can handle upto 16 rectangles */ } cmd_nv_render_solid_rectangle;/* nv1_render_solid_rectangle is identical */ //fixme: (setup in progress for DMA) complete or remove (this cmd is not used currently) typedef struct { } cmd_nv1_image_from_cpu; /* 'pixmap': used in XFree 4.2.0, but not beyond. * (Used for the 2D 'ImageWriteScanline' and * 'ScanlineImageWriteRect' functions.) * Is this command actually usefull? */ typedef struct { uint32 reserved00[0x0004]; uint16 FifoFree; /* little endian (FIFO internal register) */ uint16 Nop; /* little endian (FIFO internal register) */ uint32 reserved01[0x000b]; uint32 DMAPut; /* b2-28 is DMA Put offset (FIFO internal register) */ uint32 DMAGet; /* b2-28 is DMA Get offset (FIFO internal register) */ uint32 reserved02[0x00ae]; uint32 Format; /* buffer colorspace */ uint32 Pitch; /* b0-15 is source pitch, b16-31 is dest pitch */ uint32 OffsetSource; /* b0-31 is source bufferadress offset */ uint32 OffsetDest; /* b0-31 is dest bufferadress offset */ } cmd_nv4_surface; /* nv10_context_surfaces_2d is identical as far as used */ /************************ * 3D specific commands * ************************/ typedef struct { uint32 reserved00[0x0004]; uint16 FifoFree; /* little endian (FIFO internal register) */ uint16 Nop; /* little endian (FIFO internal register) */ uint32 reserved01[0x000b]; uint32 DMAPut; /* b2-28 is DMA Put offset (FIFO internal register) */ uint32 DMAGet; /* b2-28 is DMA Get offset (FIFO internal register) */ uint32 reserved02[0x00ae]; uint32 Colorkey; /* texture colorkey */ uint32 Offset; /* texture offset */ uint32 Format; /* texture colorspace, size, and a lot more */ uint32 Filter; /* texture filtering modes (used for scaling) */ uint32 Blend; /* triangle blend: shade, perspective, specular.. */ uint32 Control; /* triangle control: Z-enable, culling, dither.. */ uint32 FogColor; /* fog colorvalue */ uint32 reserved03[0x0039]; struct { float ScreenX; /* X */ float ScreenY; /* Y */ float ScreenZ; /* depth */ float RWH; /* eyeM */ uint32 Color; /* b24-31 Alpha, b16-23 Red, b8-15 Green, b0-7 Blue */ uint32 Specular; /* b24-31 Fog, b16-23 Red, b8-15 Green, b0-7 Blue */ float TU; /* texture S */ float TV; /* texture T */ } TLVertex[0x10]; /* command can handle upto 16 textured, lit(?) vertexes */ uint32 TLVDrawPrim[0x40]; /* b20-31 is I5, b16-19 is I4, b12-15 is I3, * b8-11 is I2, 4-7 is I1, b0-3 is I0: * Ix is a TLVertex[Ix]. * So: define your (single) texture, define your * vertexes, and then program TLVDrawPrim with the * order to draw them. * You can draw primitives consisting of sets of upto * 6 out of 16 defined vertexes this way; and you can * draw 64 sets maximum. */ } cmd_nv4_dx5_texture_triangle; /* nv10_dx5_texture_triangle is identical */ typedef struct { uint32 reserved00[0x0004]; uint16 FifoFree; /* little endian (FIFO internal register) */ uint16 Nop; /* little endian (FIFO internal register) */ uint32 reserved01[0x000b]; uint32 DMAPut; /* b2-28 is DMA Put offset (FIFO internal register) */ uint32 DMAGet; /* b2-28 is DMA Get offset (FIFO internal register) */ uint32 reserved02[0x00b0]; /* fixme? there's more here that's not used apparantly */ uint32 Pitch; /* b16-31 is Z-buffer, b0-15 is colorbuffer pitch */ uint32 SetOffsetColor; /* b0-31 is colorbuffer (renderbuffer) offset */ uint32 SetOffsetZeta; /* b0-31 is Z-buffer (zeta buffer) offset */ } cmd_nv4_context_surfaces_argb_zs; /* nv10_context_surfaces_argb_zs is identical */ //fixme: fill this out... typedef struct { } cmd_nv4_dx6_multi_texture_triangle;/* nv10_dx6_multi_texture_triangle is identical? */ /************ DMA command defines ***********/ /* FIFO channels */ #define NV_GENERAL_FIFO_CH0 0x0000 #define NV_GENERAL_FIFO_CH1 0x2000 #define NV_GENERAL_FIFO_CH2 0x4000 #define NV_GENERAL_FIFO_CH3 0x6000 #define NV_GENERAL_FIFO_CH4 0x8000 #define NV_GENERAL_FIFO_CH5 0xa000 #define NV_GENERAL_FIFO_CH6 0xc000 #define NV_GENERAL_FIFO_CH7 0xe000 /* sub-command offsets within FIFO channels */ #define NV_GENERAL_DMAPUT 0x0040 #define NV_GENERAL_DMAGET 0x0044 #define NV_ROP5_SOLID_SETROP5 0x0300 #define NV_IMAGE_BLACK_RECTANGLE_TOPLEFT 0x0300 #define NV_IMAGE_PATTERN_SETCOLORFORMAT 0x0300 #define NV_IMAGE_PATTERN_SETSHAPE 0x0308 #define NV_IMAGE_PATTERN_SETCOLOR0 0x0310 #define NV_IMAGE_BLIT_SOURCEORG 0x0300 //fixme note: non-DMA acc is still using NV3_GDI_RECTANGLE_TEXT... //which is just as fast as NV4_GDI_RECTANGLE_TEXT, but has a hardware fault for DMA! #define NV4_GDI_RECTANGLE_TEXT_SETCOLORFORMAT 0x0300 #define NV4_GDI_RECTANGLE_TEXT_COLOR1A 0x03fc #define NV4_GDI_RECTANGLE_TEXT_UCR0_LEFTTOP 0x0400 #define NV4_SURFACE_FORMAT 0x0300 #define NV_SCALED_IMAGE_FROM_MEMORY_SETCOLORFORMAT 0x0300 #define NV_SCALED_IMAGE_FROM_MEMORY_SOURCEORG 0x0308 #define NV_SCALED_IMAGE_FROM_MEMORY_SIZE 0x0400 /************************ * 3D specific commands * ************************/ #define NV4_DX5_TEXTURE_TRIANGLE_COLORKEY 0x0300 #define NV4_DX5_TEXTURE_TRIANGLE_TLVERTEX(i) 0x0400 + (i << 5) #define NV4_DX5_TEXTURE_TRIANGLE_TLVDRAWPRIM(i) 0x0600 + (i << 2) #define NV3_SURFACE_X_PITCH 0x0308 #define NV4_CONTEXT_SURFACES_ARGB_ZS_PITCH 0x0308 #endif