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Diffstat (limited to 'drivers/video/riva/riva_hw.h')
| -rw-r--r-- | drivers/video/riva/riva_hw.h | 343 |
1 files changed, 343 insertions, 0 deletions
diff --git a/drivers/video/riva/riva_hw.h b/drivers/video/riva/riva_hw.h new file mode 100644 index 000000000..6ab8395e5 --- /dev/null +++ b/drivers/video/riva/riva_hw.h @@ -0,0 +1,343 @@ +/***************************************************************************\ +|* *| +|* Copyright 1993-1998 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 1993-1998 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. *| +|* *| +\***************************************************************************/ +/* + * GPL licensing note -- nVidia is allowing a liberal interpretation of + * the documentation restriction above, to merely say that this nVidia's + * copyright and disclaimer should be included with all code derived + * from this source. -- Jeff Garzik <jgarzik@mandrakesoft.com>, 01/Nov/99 + */ + +/* $XFree86: xc/programs/Xserver/hw/xfree86/vga256/drivers/nv/riva_hw.h,v 1.1.2.2 1998/12/22 16:33:19 hohndel Exp $ */ +#ifndef __RIVA_HW_H__ +#define __RIVA_HW_H__ +#define RIVA_SW_VERSION 0x00010000 + +/***************************************************************************\ +* * +* FIFO registers. * +* * +\***************************************************************************/ + +/* + * Raster OPeration. Windows style ROP3. + */ +typedef volatile struct +{ + unsigned reserved00[4]; + unsigned short FifoFree; + unsigned short Nop; + unsigned reserved01[0x0BB]; + unsigned Rop3; +} RivaRop; +/* + * 8X8 Monochrome pattern. + */ +typedef volatile struct +{ + unsigned reserved00[4]; + unsigned short FifoFree; + unsigned short Nop; + unsigned reserved01[0x0BD]; + unsigned Shape; + unsigned reserved03[0x001]; + unsigned Color0; + unsigned Color1; + unsigned Monochrome[2]; +} RivaPattern; +/* + * Scissor clip rectangle. + */ +typedef volatile struct +{ + unsigned reserved00[4]; + unsigned short FifoFree; + unsigned short Nop; + unsigned reserved01[0x0BB]; + unsigned TopLeft; + unsigned WidthHeight; +} RivaClip; +/* + * 2D filled rectangle. + */ +typedef volatile struct +{ + unsigned reserved00[4]; + unsigned short FifoFree; + unsigned short Nop[1]; + unsigned reserved01[0x0BC]; + unsigned Color; + unsigned reserved03[0x03E]; + unsigned TopLeft; + unsigned WidthHeight; +} RivaRectangle; +/* + * 2D screen-screen BLT. + */ +typedef volatile struct +{ + unsigned reserved00[4]; + unsigned short FifoFree; + unsigned short Nop; + unsigned reserved01[0x0BB]; + unsigned TopLeftSrc; + unsigned TopLeftDst; + unsigned WidthHeight; +} RivaScreenBlt; +/* + * 2D pixel BLT. + */ +typedef volatile struct +{ + unsigned reserved00[4]; + unsigned short FifoFree; + unsigned short Nop[1]; + unsigned reserved01[0x0BC]; + unsigned TopLeft; + unsigned WidthHeight; + unsigned WidthHeightIn; + unsigned reserved02[0x03C]; + unsigned Pixels; +} RivaPixmap; +/* + * Filled rectangle combined with monochrome expand. Useful for glyphs. + */ +typedef volatile struct +{ + unsigned reserved00[4]; + unsigned short FifoFree; + unsigned short Nop; + unsigned reserved01[0x0BB]; + unsigned reserved03[(0x040)-1]; + unsigned Color1A; + struct + { + unsigned TopLeft; + unsigned WidthHeight; + } UnclippedRectangle[64]; + unsigned reserved04[(0x080)-3]; + struct + { + unsigned TopLeft; + unsigned BottomRight; + } ClipB; + unsigned Color1B; + struct + { + unsigned TopLeft; + unsigned BottomRight; + } ClippedRectangle[64]; + unsigned reserved05[(0x080)-5]; + struct + { + unsigned TopLeft; + unsigned BottomRight; + } ClipC; + unsigned Color1C; + unsigned WidthHeightC; + unsigned PointC; + unsigned MonochromeData1C; + unsigned reserved06[(0x080)+121]; + struct + { + unsigned TopLeft; + unsigned BottomRight; + } ClipD; + unsigned Color1D; + unsigned WidthHeightInD; + unsigned WidthHeightOutD; + unsigned PointD; + unsigned MonochromeData1D; + unsigned reserved07[(0x080)+120]; + struct + { + unsigned TopLeft; + unsigned BottomRight; + } ClipE; + unsigned Color0E; + unsigned Color1E; + unsigned WidthHeightInE; + unsigned WidthHeightOutE; + unsigned PointE; + unsigned MonochromeData01E; +} RivaBitmap; +/* + * 3D textured, Z buffered triangle. + */ +typedef volatile struct +{ + unsigned reserved00[4]; + unsigned short FifoFree; + unsigned short Nop; + unsigned reserved01[0x0BC]; + unsigned TextureOffset; + unsigned TextureFormat; + unsigned TextureFilter; + unsigned FogColor; + unsigned Control; + unsigned AlphaTest; + unsigned reserved02[0x339]; + unsigned FogAndIndex; + unsigned Color; + float ScreenX; + float ScreenY; + float ScreenZ; + float EyeM; + float TextureS; + float TextureT; +} RivaTexturedTriangle03; + +/***************************************************************************\ +* * +* 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. + */ + unsigned Architecture; + unsigned Version; + unsigned CrystalFreqKHz; + unsigned RamAmountKBytes; + unsigned MaxVClockFreqKHz; + unsigned RamBandwidthKBytesPerSec; + unsigned EnableIRQ; + unsigned IO; + unsigned LockUnlockIO; + unsigned LockUnlockIndex; + unsigned VBlankBit; + unsigned FifoFreeCount; + /* + * Non-FIFO registers. + */ + volatile unsigned *PCRTC; + volatile unsigned *PRAMDAC; + volatile unsigned *PFB; + volatile unsigned *PFIFO; + volatile unsigned *PGRAPH; + volatile unsigned *PEXTDEV; + volatile unsigned *PTIMER; + volatile unsigned *PMC; + volatile unsigned *PRAMIN; + volatile unsigned *FIFO; + volatile unsigned *CURSOR; + volatile unsigned *CURSORPOS; + volatile unsigned *VBLANKENABLE; + volatile unsigned *VBLANK; + /* + * 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 *,unsigned); + void (*SetSurfaces2D)(struct _riva_hw_inst *,unsigned,unsigned); + void (*SetSurfaces3D)(struct _riva_hw_inst *,unsigned,unsigned); + int (*ShowHideCursor)(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; + RivaTexturedTriangle03 *Tri03; +} RIVA_HW_INST; +/* + * Extended mode state information. + */ +typedef struct _riva_hw_state +{ + unsigned bpp; + unsigned width; + unsigned height; + unsigned repaint0; + unsigned repaint1; + unsigned screen; + unsigned pixel; + unsigned horiz; + unsigned arbitration0; + unsigned arbitration1; + unsigned vpll; + unsigned pllsel; + unsigned general; + unsigned config; + unsigned cursor0; + unsigned cursor1; + unsigned cursor2; + unsigned offset0; + unsigned offset1; + unsigned offset2; + unsigned offset3; + unsigned pitch0; + unsigned pitch1; + unsigned pitch2; + unsigned pitch3; +} RIVA_HW_STATE; +/* + * External routines. + */ +int RivaGetConfig(RIVA_HW_INST *); +/* + * FIFO Free Count. Should attempt to yield processor if RIVA is busy. + */ +#define RIVA_FIFO_FREE(hwinst,hwptr,cnt) \ +{ \ +while ((hwinst).FifoFreeCount < (cnt)) \ +{ \ + (hwinst).FifoFreeCount = (hwinst).hwptr->FifoFree >> 2; \ +} \ +(hwinst).FifoFreeCount -= (cnt); \ +} +#endif /* __RIVA_HW_H__ */ + |