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-/***************************************************************************\
-|* *|
-|* Copyright 1993-1999 NVIDIA, Corporation. All rights reserved. *|
-|* *|
-|* NOTICE TO USER: The source code is copyrighted under U.S. and *|
-|* international laws. Users and possessors of this source code are *|
-|* hereby granted a nonexclusive, royalty-free copyright license to *|
-|* use this code in individual and commercial software. *|
-|* *|
-|* Any use of this source code must include, in the user documenta- *|
-|* tion and internal comments to the code, notices to the end user *|
-|* as follows: *|
-|* *|
-|* Copyright 1993-1999 NVIDIA, Corporation. All rights reserved. *|
-|* *|
-|* NVIDIA, CORPORATION MAKES NO REPRESENTATION ABOUT THE SUITABILITY *|
-|* OF THIS SOURCE CODE FOR ANY PURPOSE. IT IS PROVIDED "AS IS" *|
-|* WITHOUT EXPRESS OR IMPLIED WARRANTY OF ANY KIND. NVIDIA, CORPOR- *|
-|* ATION DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOURCE CODE, *|
-|* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGE- *|
-|* MENT, AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL *|
-|* NVIDIA, CORPORATION BE LIABLE FOR ANY SPECIAL, INDIRECT, INCI- *|
-|* DENTAL, OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RE- *|
-|* SULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION *|
-|* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF *|
-|* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOURCE CODE. *|
-|* *|
-|* U.S. Government End Users. This source code is a "commercial *|
-|* item," as that term is defined at 48 C.F.R. 2.101 (OCT 1995), *|
-|* consisting of "commercial computer software" and "commercial *|
-|* computer software documentation," as such terms are used in *|
-|* 48 C.F.R. 12.212 (SEPT 1995) and is provided to the U.S. Govern- *|
-|* ment only as a commercial end item. Consistent with 48 C.F.R. *|
-|* 12.212 and 48 C.F.R. 227.7202-1 through 227.7202-4 (JUNE 1995), *|
-|* all U.S. Government End Users acquire the source code with only *|
-|* those rights set forth herein. *|
-|* *|
-\***************************************************************************/
-
-#ifndef __RIVA_HW_H__
-#define __RIVA_HW_H__
-#define RIVA_SW_VERSION 0x00010003
-
-/*
- * Typedefs to force certain sized values.
- */
-typedef Uint8 U008;
-typedef Uint16 U016;
-typedef Uint32 U032;
-
-/*
- * HW access macros.
- */
-#define NV_WR08(p,i,d) (((U008 *)(p))[i]=(d))
-#define NV_RD08(p,i) (((U008 *)(p))[i])
-#define NV_WR16(p,i,d) (((U016 *)(p))[(i)/2]=(d))
-#define NV_RD16(p,i) (((U016 *)(p))[(i)/2])
-#define NV_WR32(p,i,d) (((U032 *)(p))[(i)/4]=(d))
-#define NV_RD32(p,i) (((U032 *)(p))[(i)/4])
-#define VGA_WR08(p,i,d) NV_WR08(p,i,d)
-#define VGA_RD08(p,i) NV_RD08(p,i)
-
-/*
- * Define supported architectures.
- */
-#define NV_ARCH_03 0x03
-#define NV_ARCH_04 0x04
-#define NV_ARCH_10 0x10
-/***************************************************************************\
-* *
-* FIFO registers. *
-* *
-\***************************************************************************/
-
-/*
- * Raster OPeration. Windows style ROP3.
- */
-typedef volatile struct
-{
- U032 reserved00[4];
- U016 FifoFree;
- U016 Nop;
- U032 reserved01[0x0BB];
- U032 Rop3;
-} RivaRop;
-/*
- * 8X8 Monochrome pattern.
- */
-typedef volatile struct
-{
- U032 reserved00[4];
- U016 FifoFree;
- U016 Nop;
- U032 reserved01[0x0BD];
- U032 Shape;
- U032 reserved03[0x001];
- U032 Color0;
- U032 Color1;
- U032 Monochrome[2];
-} RivaPattern;
-/*
- * Scissor clip rectangle.
- */
-typedef volatile struct
-{
- U032 reserved00[4];
- U016 FifoFree;
- U016 Nop;
- U032 reserved01[0x0BB];
- U032 TopLeft;
- U032 WidthHeight;
-} RivaClip;
-/*
- * 2D filled rectangle.
- */
-typedef volatile struct
-{
- U032 reserved00[4];
- U016 FifoFree;
- U016 Nop[1];
- U032 reserved01[0x0BC];
- U032 Color;
- U032 reserved03[0x03E];
- U032 TopLeft;
- U032 WidthHeight;
-} RivaRectangle;
-/*
- * 2D screen-screen BLT.
- */
-typedef volatile struct
-{
- U032 reserved00[4];
- U016 FifoFree;
- U016 Nop;
- U032 reserved01[0x0BB];
- U032 TopLeftSrc;
- U032 TopLeftDst;
- U032 WidthHeight;
-} RivaScreenBlt;
-/*
- * 2D pixel BLT.
- */
-typedef volatile struct
-{
- U032 reserved00[4];
- U016 FifoFree;
- U016 Nop[1];
- U032 reserved01[0x0BC];
- U032 TopLeft;
- U032 WidthHeight;
- U032 WidthHeightIn;
- U032 reserved02[0x03C];
- U032 Pixels;
-} RivaPixmap;
-/*
- * Filled rectangle combined with monochrome expand. Useful for glyphs.
- */
-typedef volatile struct
-{
- U032 reserved00[4];
- U016 FifoFree;
- U016 Nop;
- U032 reserved01[0x0BB];
- U032 reserved03[(0x040)-1];
- U032 Color1A;
- struct
- {
- U032 TopLeft;
- U032 WidthHeight;
- } UnclippedRectangle[64];
- 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;
-} RivaBitmap;
-/*
- * 3D textured, Z buffered triangle.
- */
-typedef volatile struct
-{
- U032 reserved00[4];
- U016 FifoFree;
- U016 Nop;
- U032 reserved01[0x0BC];
- U032 TextureOffset;
- U032 TextureFormat;
- U032 TextureFilter;
- U032 FogColor;
-/* This is a problem on LynxOS */
-#ifdef Control
-#undef Control
-#endif
- U032 Control;
- U032 AlphaTest;
- U032 reserved02[0x339];
- U032 FogAndIndex;
- U032 Color;
- float ScreenX;
- float ScreenY;
- float ScreenZ;
- float EyeM;
- float TextureS;
- float TextureT;
-} RivaTexturedTriangle03;
-typedef volatile struct
-{
- U032 reserved00[4];
- U016 FifoFree;
- U016 Nop;
- U032 reserved01[0x0BB];
- U032 ColorKey;
- U032 TextureOffset;
- U032 TextureFormat;
- U032 TextureFilter;
- U032 Blend;
-/* This is a problem on LynxOS */
-#ifdef Control
-#undef Control
-#endif
- U032 Control;
- U032 FogColor;
- U032 reserved02[0x39];
- struct
- {
- float ScreenX;
- float ScreenY;
- float ScreenZ;
- float EyeM;
- U032 Color;
- U032 Specular;
- float TextureS;
- float TextureT;
- } Vertex[16];
- U032 DrawTriangle3D;
-} RivaTexturedTriangle05;
-/*
- * 2D line.
- */
-typedef volatile struct
-{
- U032 reserved00[4];
- U016 FifoFree;
- U016 Nop[1];
- U032 reserved01[0x0BC];
- U032 Color; /* source color 0304-0307*/
- U032 Reserved02[0x03e];
- struct { /* start aliased methods in array 0400- */
- U032 point0; /* y_x S16_S16 in pixels 0- 3*/
- U032 point1; /* y_x S16_S16 in pixels 4- 7*/
- } Lin[16]; /* end of aliased methods in array -047f*/
- struct { /* start aliased methods in array 0480- */
- U032 point0X; /* in pixels, 0 at left 0- 3*/
- U032 point0Y; /* in pixels, 0 at top 4- 7*/
- U032 point1X; /* in pixels, 0 at left 8- b*/
- U032 point1Y; /* in pixels, 0 at top c- f*/
- } Lin32[8]; /* end of aliased methods in array -04ff*/
- U032 PolyLin[32]; /* y_x S16_S16 in pixels 0500-057f*/
- struct { /* start aliased methods in array 0580- */
- U032 x; /* in pixels, 0 at left 0- 3*/
- U032 y; /* in pixels, 0 at top 4- 7*/
- } PolyLin32[16]; /* end of aliased methods in array -05ff*/
- struct { /* start aliased methods in array 0600- */
- U032 color; /* source color 0- 3*/
- U032 point; /* y_x S16_S16 in pixels 4- 7*/
- } ColorPolyLin[16]; /* end of aliased methods in array -067f*/
-} RivaLine;
-/*
- * 2D/3D surfaces
- */
-typedef volatile struct
-{
- U032 reserved00[4];
- U016 FifoFree;
- U016 Nop;
- U032 reserved01[0x0BE];
- U032 Offset;
-} RivaSurface;
-typedef volatile struct
-{
- U032 reserved00[4];
- U016 FifoFree;
- U016 Nop;
- U032 reserved01[0x0BD];
- U032 Pitch;
- U032 RenderBufferOffset;
- U032 ZBufferOffset;
-} RivaSurface3D;
-
-/***************************************************************************\
-* *
-* Virtualized RIVA H/W interface. *
-* *
-\***************************************************************************/
-
-struct _riva_hw_inst;
-struct _riva_hw_state;
-/*
- * Virtialized chip interface. Makes RIVA 128 and TNT look alike.
- */
-typedef struct _riva_hw_inst
-{
- /*
- * Chip specific settings.
- */
- U032 Architecture;
- U032 Version;
- U032 CrystalFreqKHz;
- U032 RamAmountKBytes;
- U032 MaxVClockFreqKHz;
- U032 RamBandwidthKBytesPerSec;
- U032 EnableIRQ;
- U032 IO;
- U032 VBlankBit;
- U032 FifoFreeCount;
- U032 FifoEmptyCount;
- /*
- * Non-FIFO registers.
- */
- volatile U032 *PCRTC;
- volatile U032 *PRAMDAC;
- volatile U032 *PFB;
- volatile U032 *PFIFO;
- volatile U032 *PGRAPH;
- volatile U032 *PEXTDEV;
- volatile U032 *PTIMER;
- volatile U032 *PMC;
- volatile U032 *PRAMIN;
- volatile U032 *FIFO;
- volatile U032 *CURSOR;
- volatile U032 *CURSORPOS;
- volatile U032 *VBLANKENABLE;
- volatile U032 *VBLANK;
- volatile U008 *PCIO;
- volatile U008 *PVIO;
- volatile U008 *PDIO;
- /*
- * Common chip functions.
- */
- int (*Busy)(struct _riva_hw_inst *);
- void (*CalcStateExt)(struct _riva_hw_inst *,struct _riva_hw_state *,int,int,int,int,int,int,int,int,int,int,int,int,int);
- void (*LoadStateExt)(struct _riva_hw_inst *,struct _riva_hw_state *);
- void (*UnloadStateExt)(struct _riva_hw_inst *,struct _riva_hw_state *);
- void (*SetStartAddress)(struct _riva_hw_inst *,U032);
- void (*SetSurfaces2D)(struct _riva_hw_inst *,U032,U032);
- void (*SetSurfaces3D)(struct _riva_hw_inst *,U032,U032);
- int (*ShowHideCursor)(struct _riva_hw_inst *,int);
- void (*LockUnlock)(struct _riva_hw_inst *, int);
- /*
- * Current extended mode settings.
- */
- struct _riva_hw_state *CurrentState;
- /*
- * FIFO registers.
- */
- RivaRop *Rop;
- RivaPattern *Patt;
- RivaClip *Clip;
- RivaPixmap *Pixmap;
- RivaScreenBlt *Blt;
- RivaBitmap *Bitmap;
- RivaLine *Line;
- RivaTexturedTriangle03 *Tri03;
- RivaTexturedTriangle05 *Tri05;
-} RIVA_HW_INST;
-/*
- * Extended mode state information.
- */
-typedef struct _riva_hw_state
-{
- U032 bpp;
- U032 width;
- U032 height;
- U032 repaint0;
- U032 repaint1;
- U032 screen;
- U032 pixel;
- U032 horiz;
- U032 arbitration0;
- U032 arbitration1;
- U032 vpll;
- U032 pllsel;
- U032 general;
- U032 config;
- U032 cursor0;
- U032 cursor1;
- U032 cursor2;
- U032 offset0;
- U032 offset1;
- U032 offset2;
- U032 offset3;
- U032 pitch0;
- U032 pitch1;
- U032 pitch2;
- U032 pitch3;
-} RIVA_HW_STATE;
-
-/*
- * FIFO Free Count. Should attempt to yield processor if RIVA is busy.
- */
-
-#define RIVA_FIFO_FREE(hwptr,cnt) \
-{ \
- while (FifoFreeCount < (cnt)) \
- FifoFreeCount = hwptr->FifoFree >> 2; \
- FifoFreeCount -= (cnt); \
-}
-#endif /* __RIVA_HW_H__ */
-