drivers/video/riva/riva_hw.h

   1 /***************************************************************************\
   2 |*                                                                           *|
   3 |*       Copyright 1993-1999 NVIDIA, Corporation.  All rights reserved.      *|
   4 |*                                                                           *|
   5 |*     NOTICE TO USER:   The source code  is copyrighted under  U.S. and     *|
   6 |*     international laws.  Users and possessors of this source code are     *|
   7 |*     hereby granted a nonexclusive,  royalty-free copyright license to     *|
   8 |*     use this code in individual and commercial software.                  *|
   9 |*                                                                           *|
  10 |*     Any use of this source code must include,  in the user documenta-     *|
  11 |*     tion and  internal comments to the code,  notices to the end user     *|
  12 |*     as follows:                                                           *|
  13 |*                                                                           *|
  14 |*       Copyright 1993-1999 NVIDIA, Corporation.  All rights reserved.      *|
  15 |*                                                                           *|
  16 |*     NVIDIA, CORPORATION MAKES NO REPRESENTATION ABOUT THE SUITABILITY     *|
  17 |*     OF  THIS SOURCE  CODE  FOR ANY PURPOSE.  IT IS  PROVIDED  "AS IS"     *|
  18 |*     WITHOUT EXPRESS OR IMPLIED WARRANTY OF ANY KIND.  NVIDIA, CORPOR-     *|
  19 |*     ATION DISCLAIMS ALL WARRANTIES  WITH REGARD  TO THIS SOURCE CODE,     *|
  20 |*     INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGE-     *|
  21 |*     MENT,  AND FITNESS  FOR A PARTICULAR PURPOSE.   IN NO EVENT SHALL     *|
  22 |*     NVIDIA, CORPORATION  BE LIABLE FOR ANY SPECIAL,  INDIRECT,  INCI-     *|
  23 |*     DENTAL, OR CONSEQUENTIAL DAMAGES,  OR ANY DAMAGES  WHATSOEVER RE-     *|
  24 |*     SULTING FROM LOSS OF USE,  DATA OR PROFITS,  WHETHER IN AN ACTION     *|
  25 |*     OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,  ARISING OUT OF     *|
  26 |*     OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOURCE CODE.     *|
  27 |*                                                                           *|
  28 |*     U.S. Government  End  Users.   This source code  is a "commercial     *|
  29 |*     item,"  as that  term is  defined at  48 C.F.R. 2.101 (OCT 1995),     *|
  30 |*     consisting  of "commercial  computer  software"  and  "commercial     *|
  31 |*     computer  software  documentation,"  as such  terms  are  used in     *|
  32 |*     48 C.F.R. 12.212 (SEPT 1995)  and is provided to the U.S. Govern-     *|
  33 |*     ment only as  a commercial end item.   Consistent with  48 C.F.R.     *|
  34 |*     12.212 and  48 C.F.R. 227.7202-1 through  227.7202-4 (JUNE 1995),     *|
  35 |*     all U.S. Government End Users  acquire the source code  with only     *|
  36 |*     those rights set forth herein.                                        *|
  37 |*                                                                           *|
  38 \***************************************************************************/
  39
  40 /*
  41  * GPL licensing note -- nVidia is allowing a liberal interpretation of
  42  * the documentation restriction above, to merely say that this nVidia's
  43  * copyright and disclaimer should be included with all code derived
  44  * from this source.  -- Jeff Garzik <jgarzik@pobox.com>, 01/Nov/99
  45  */
  46
  47 /* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/nv/riva_hw.h,v 1.21 2002/10/14 18:22:46 mvojkovi Exp $ */
  48 #ifndef __RIVA_HW_H__
  49 #define __RIVA_HW_H__
  50 #define RIVA_SW_VERSION 0x00010003
  51
  52 #ifndef Bool
  53 typedef int Bool;
  54 #endif
  55
  56 #ifndef TRUE
  57 #define TRUE 1
  58 #endif
  59 #ifndef FALSE
  60 #define FALSE 0
  61 #endif
  62 #ifndef NULL
  63 #define NULL 0
  64 #endif
  65
  66 /*
  67  * Typedefs to force certain sized values.
  68  */
  69 typedef unsigned char  U008;
  70 typedef unsigned short U016;
  71 typedef unsigned int   U032;
  72
  73 /*
  74  * HW access macros.
  75  */
  76 #if defined(__powerpc__)
  77 #include <asm/io.h>
  78 #define NV_WR08(p,i,d)  out_8(p+i, d)
  79 #define NV_RD08(p,i)    in_8(p+i)
  80 #else
  81 #define NV_WR08(p,i,d)  (((U008 *)(p))[i]=(d))
  82 #define NV_RD08(p,i)    (((U008 *)(p))[i])
  83 #endif
  84 #define NV_WR16(p,i,d)  (((U016 *)(p))[(i)/2]=(d))
  85 #define NV_RD16(p,i)    (((U016 *)(p))[(i)/2])
  86 #define NV_WR32(p,i,d)  (((U032 *)(p))[(i)/4]=(d))
  87 #define NV_RD32(p,i)    (((U032 *)(p))[(i)/4])
  88 #define VGA_WR08(p,i,d) NV_WR08(p,i,d)
  89 #define VGA_RD08(p,i)   NV_RD08(p,i)
  90
  91 /*
  92  * Define different architectures.
  93  */
  94 #define NV_ARCH_03  0x03
  95 #define NV_ARCH_04  0x04
  96 #define NV_ARCH_10  0x10
  97 #define NV_ARCH_20  0x20
  98 #define NV_ARCH_30  0x30
  99 #define NV_ARCH_40  0x40
 100
 101 /***************************************************************************\
 102 *                                                                           *
 103 *                             FIFO registers.                               *
 104 *                                                                           *
 105 \***************************************************************************/
 106
 107 /*
 108  * Raster OPeration. Windows style ROP3.
 109  */
 110 typedef volatile struct
 111 {
 112     U032 reserved00[4];
 113 #ifdef __BIG_ENDIAN
 114     U032 FifoFree;
 115 #else
 116     U016 FifoFree;
 117     U016 Nop;
 118 #endif
 119     U032 reserved01[0x0BB];
 120     U032 Rop3;
 121 } RivaRop;
 122 /*
 123  * 8X8 Monochrome pattern.
 124  */
 125 typedef volatile struct
 126 {
 127     U032 reserved00[4];
 128 #ifdef __BIG_ENDIAN
 129     U032 FifoFree;
 130 #else
 131     U016 FifoFree;
 132     U016 Nop;
 133 #endif
 134     U032 reserved01[0x0BD];
 135     U032 Shape;
 136     U032 reserved03[0x001];
 137     U032 Color0;
 138     U032 Color1;
 139     U032 Monochrome[2];
 140 } RivaPattern;
 141 /*
 142  * Scissor clip rectangle.
 143  */
 144 typedef volatile struct
 145 {
 146     U032 reserved00[4];
 147 #ifdef __BIG_ENDIAN
 148     U032 FifoFree;
 149 #else
 150     U016 FifoFree;
 151     U016 Nop;
 152 #endif
 153     U032 reserved01[0x0BB];
 154     U032 TopLeft;
 155     U032 WidthHeight;
 156 } RivaClip;
 157 /*
 158  * 2D filled rectangle.
 159  */
 160 typedef volatile struct
 161 {
 162     U032 reserved00[4];
 163 #ifdef __BIG_ENDIAN
 164     U032 FifoFree;
 165 #else
 166     U016 FifoFree;
 167     U016 Nop[1];
 168 #endif
 169     U032 reserved01[0x0BC];
 170     U032 Color;
 171     U032 reserved03[0x03E];
 172     U032 TopLeft;
 173     U032 WidthHeight;
 174 } RivaRectangle;
 175 /*
 176  * 2D screen-screen BLT.
 177  */
 178 typedef volatile struct
 179 {
 180     U032 reserved00[4];
 181 #ifdef __BIG_ENDIAN
 182     U032 FifoFree;
 183 #else
 184     U016 FifoFree;
 185     U016 Nop;
 186 #endif
 187     U032 reserved01[0x0BB];
 188     U032 TopLeftSrc;
 189     U032 TopLeftDst;
 190     U032 WidthHeight;
 191 } RivaScreenBlt;
 192 /*
 193  * 2D pixel BLT.
 194  */
 195 typedef volatile struct
 196 {
 197     U032 reserved00[4];
 198 #ifdef __BIG_ENDIAN
 199     U032 FifoFree;
 200 #else
 201     U016 FifoFree;
 202     U016 Nop[1];
 203 #endif
 204     U032 reserved01[0x0BC];
 205     U032 TopLeft;
 206     U032 WidthHeight;
 207     U032 WidthHeightIn;
 208     U032 reserved02[0x03C];
 209     U032 Pixels;
 210 } RivaPixmap;
 211 /*
 212  * Filled rectangle combined with monochrome expand.  Useful for glyphs.
 213  */
 214 typedef volatile struct
 215 {
 216     U032 reserved00[4];
 217 #ifdef __BIG_ENDIAN
 218     U032 FifoFree;
 219 #else
 220     U016 FifoFree;
 221     U016 Nop;
 222 #endif
 223     U032 reserved01[0x0BB];
 224     U032 reserved03[(0x040)-1];
 225     U032 Color1A;
 226     struct
 227     {
 228         U032 TopLeft;
 229         U032 WidthHeight;
 230     } UnclippedRectangle[64];
 231     U032 reserved04[(0x080)-3];
 232     struct
 233     {
 234         U032 TopLeft;
 235         U032 BottomRight;
 236     } ClipB;
 237     U032 Color1B;
 238     struct
 239     {
 240         U032 TopLeft;
 241         U032 BottomRight;
 242     } ClippedRectangle[64];
 243     U032 reserved05[(0x080)-5];
 244     struct
 245     {
 246         U032 TopLeft;
 247         U032 BottomRight;
 248     } ClipC;
 249     U032 Color1C;
 250     U032 WidthHeightC;
 251     U032 PointC;
 252     U032 MonochromeData1C;
 253     U032 reserved06[(0x080)+121];
 254     struct
 255     {
 256         U032 TopLeft;
 257         U032 BottomRight;
 258     } ClipD;
 259     U032 Color1D;
 260     U032 WidthHeightInD;
 261     U032 WidthHeightOutD;
 262     U032 PointD;
 263     U032 MonochromeData1D;
 264     U032 reserved07[(0x080)+120];
 265     struct
 266     {
 267         U032 TopLeft;
 268         U032 BottomRight;
 269     } ClipE;
 270     U032 Color0E;
 271     U032 Color1E;
 272     U032 WidthHeightInE;
 273     U032 WidthHeightOutE;
 274     U032 PointE;
 275     U032 MonochromeData01E;
 276 } RivaBitmap;
 277 /*
 278  * 3D textured, Z buffered triangle.
 279  */
 280 typedef volatile struct
 281 {
 282     U032 reserved00[4];
 283 #ifdef __BIG_ENDIAN
 284     U032 FifoFree;
 285 #else
 286     U016 FifoFree;
 287     U016 Nop;
 288 #endif
 289     U032 reserved01[0x0BC];
 290     U032 TextureOffset;
 291     U032 TextureFormat;
 292     U032 TextureFilter;
 293     U032 FogColor;
 294 /* This is a problem on LynxOS */
 295 #ifdef Control
 296 #undef Control
 297 #endif
 298     U032 Control;
 299     U032 AlphaTest;
 300     U032 reserved02[0x339];
 301     U032 FogAndIndex;
 302     U032 Color;
 303     float ScreenX;
 304     float ScreenY;
 305     float ScreenZ;
 306     float EyeM;
 307     float TextureS;
 308     float TextureT;
 309 } RivaTexturedTriangle03;
 310 typedef volatile struct
 311 {
 312     U032 reserved00[4];
 313 #ifdef __BIG_ENDIAN
 314     U032 FifoFree;
 315 #else
 316     U016 FifoFree;
 317     U016 Nop;
 318 #endif
 319     U032 reserved01[0x0BB];
 320     U032 ColorKey;
 321     U032 TextureOffset;
 322     U032 TextureFormat;
 323     U032 TextureFilter;
 324     U032 Blend;
 325 /* This is a problem on LynxOS */
 326 #ifdef Control
 327 #undef Control
 328 #endif
 329     U032 Control;
 330     U032 FogColor;
 331     U032 reserved02[0x39];
 332     struct
 333     {
 334         float ScreenX;
 335         float ScreenY;
 336         float ScreenZ;
 337         float EyeM;
 338         U032 Color;
 339         U032 Specular;
 340         float TextureS;
 341         float TextureT;
 342     } Vertex[16];
 343     U032 DrawTriangle3D;
 344 } RivaTexturedTriangle05;
 345 /*
 346  * 2D line.
 347  */
 348 typedef volatile struct
 349 {
 350     U032 reserved00[4];
 351 #ifdef __BIG_ENDIAN
 352     U032 FifoFree;
 353 #else
 354     U016 FifoFree;
 355     U016 Nop[1];
 356 #endif
 357     U032 reserved01[0x0BC];
 358     U032 Color;             /* source color               0304-0307*/
 359     U032 Reserved02[0x03e];
 360     struct {                /* start aliased methods in array   0400-    */
 361         U032 point0;        /* y_x S16_S16 in pixels            0-   3*/
 362         U032 point1;        /* y_x S16_S16 in pixels            4-   7*/
 363     } Lin[16];              /* end of aliased methods in array      -047f*/
 364     struct {                /* start aliased methods in array   0480-    */
 365         U032 point0X;       /* in pixels, 0 at left                0-   3*/
 366         U032 point0Y;       /* in pixels, 0 at top                 4-   7*/
 367         U032 point1X;       /* in pixels, 0 at left                8-   b*/
 368         U032 point1Y;       /* in pixels, 0 at top                 c-   f*/
 369     } Lin32[8];             /* end of aliased methods in array      -04ff*/
 370     U032 PolyLin[32];       /* y_x S16_S16 in pixels         0500-057f*/
 371     struct {                /* start aliased methods in array   0580-    */
 372         U032 x;             /* in pixels, 0 at left                0-   3*/
 373         U032 y;             /* in pixels, 0 at top                 4-   7*/
 374     } PolyLin32[16];        /* end of aliased methods in array      -05ff*/
 375     struct {                /* start aliased methods in array   0600-    */
 376         U032 color;         /* source color                     0-   3*/
 377         U032 point;         /* y_x S16_S16 in pixels            4-   7*/
 378     } ColorPolyLin[16];     /* end of aliased methods in array      -067f*/
 379 } RivaLine;
 380 /*
 381  * 2D/3D surfaces
 382  */
 383 typedef volatile struct
 384 {
 385     U032 reserved00[4];
 386 #ifdef __BIG_ENDIAN
 387     U032 FifoFree;
 388 #else
 389     U016 FifoFree;
 390     U016 Nop;
 391 #endif
 392     U032 reserved01[0x0BE];
 393     U032 Offset;
 394 } RivaSurface;
 395 typedef volatile struct
 396 {
 397     U032 reserved00[4];
 398 #ifdef __BIG_ENDIAN
 399     U032 FifoFree;
 400 #else
 401     U016 FifoFree;
 402     U016 Nop;
 403 #endif
 404     U032 reserved01[0x0BD];
 405     U032 Pitch;
 406     U032 RenderBufferOffset;
 407     U032 ZBufferOffset;
 408 } RivaSurface3D;
 409
 410 /***************************************************************************\
 411 *                                                                           *
 412 *                        Virtualized RIVA H/W interface.                    *
 413 *                                                                           *
 414 \***************************************************************************/
 415
 416 #define FP_ENABLE  1
 417 #define FP_DITHER  2
 418
 419 struct _riva_hw_inst;
 420 struct _riva_hw_state;
 421 /*
 422  * Virtialized chip interface. Makes RIVA 128 and TNT look alike.
 423  */
 424 typedef struct _riva_hw_inst
 425 {
 426     /*
 427      * Chip specific settings.
 428      */
 429     U032 Architecture;
 430     U032 Version;
 431     U032 Chipset;
 432     U032 CrystalFreqKHz;
 433     U032 RamAmountKBytes;
 434     U032 MaxVClockFreqKHz;
 435     U032 RamBandwidthKBytesPerSec;
 436     U032 EnableIRQ;
 437     U032 IO;
 438     U032 VBlankBit;
 439     U032 FifoFreeCount;
 440     U032 FifoEmptyCount;
 441     U032 CursorStart;
 442     U032 flatPanel;
 443     Bool twoHeads;
 444     /*
 445      * Non-FIFO registers.
 446      */
 447     volatile U032 *PCRTC0;
 448     volatile U032 *PCRTC;
 449     volatile U032 *PRAMDAC0;
 450     volatile U032 *PFB;
 451     volatile U032 *PFIFO;
 452     volatile U032 *PGRAPH;
 453     volatile U032 *PEXTDEV;
 454     volatile U032 *PTIMER;
 455     volatile U032 *PMC;
 456     volatile U032 *PRAMIN;
 457     volatile U032 *FIFO;
 458     volatile U032 *CURSOR;
 459     volatile U008 *PCIO0;
 460     volatile U008 *PCIO;
 461     volatile U008 *PVIO;
 462     volatile U008 *PDIO0;
 463     volatile U008 *PDIO;
 464     volatile U032 *PRAMDAC;
 465     /*
 466      * Common chip functions.
 467      */
 468     int  (*Busy)(struct _riva_hw_inst *);
 469     void (*CalcStateExt)(struct _riva_hw_inst *,struct _riva_hw_state *,int,int,int,int,int);
 470     void (*LoadStateExt)(struct _riva_hw_inst *,struct _riva_hw_state *);
 471     void (*UnloadStateExt)(struct _riva_hw_inst *,struct _riva_hw_state *);
 472     void (*SetStartAddress)(struct _riva_hw_inst *,U032);
 473     void (*SetSurfaces2D)(struct _riva_hw_inst *,U032,U032);
 474     void (*SetSurfaces3D)(struct _riva_hw_inst *,U032,U032);
 475     int  (*ShowHideCursor)(struct _riva_hw_inst *,int);
 476     void (*LockUnlock)(struct _riva_hw_inst *, int);
 477     /*
 478      * Current extended mode settings.
 479      */
 480     struct _riva_hw_state *CurrentState;
 481     /*
 482      * FIFO registers.
 483      */
 484     RivaRop                 *Rop;
 485     RivaPattern             *Patt;
 486     RivaClip                *Clip;
 487     RivaPixmap              *Pixmap;
 488     RivaScreenBlt           *Blt;
 489     RivaBitmap              *Bitmap;
 490     RivaLine                *Line;
 491     RivaTexturedTriangle03  *Tri03;
 492     RivaTexturedTriangle05  *Tri05;
 493 } RIVA_HW_INST;
 494 /*
 495  * Extended mode state information.
 496  */
 497 typedef struct _riva_hw_state
 498 {
 499     U032 bpp;
 500     U032 width;
 501     U032 height;
 502     U032 interlace;
 503     U032 repaint0;
 504     U032 repaint1;
 505     U032 screen;
 506     U032 scale;
 507     U032 dither;
 508     U032 extra;
 509     U032 pixel;
 510     U032 horiz;
 511     U032 arbitration0;
 512     U032 arbitration1;
 513     U032 vpll;
 514     U032 vpll2;
 515     U032 pllsel;
 516     U032 general;
 517     U032 crtcOwner;
 518     U032 head;
 519     U032 head2;
 520     U032 config;
 521     U032 cursorConfig;
 522     U032 cursor0;
 523     U032 cursor1;
 524     U032 cursor2;
 525     U032 offset0;
 526     U032 offset1;
 527     U032 offset2;
 528     U032 offset3;
 529     U032 pitch0;
 530     U032 pitch1;
 531     U032 pitch2;
 532     U032 pitch3;
 533 } RIVA_HW_STATE;
 534 /*
 535  * External routines.
 536  */
 537 int RivaGetConfig(RIVA_HW_INST *, unsigned int);
 538 /*
 539  * FIFO Free Count. Should attempt to yield processor if RIVA is busy.
 540  */
 541
 542 #define RIVA_FIFO_FREE(hwinst,hwptr,cnt)                            \
 543 {                                                                   \
 544     while ((hwinst).FifoFreeCount < (cnt))                          \
 545         (hwinst).FifoFreeCount = (hwinst).hwptr->FifoFree >> 2;     \
 546     (hwinst).FifoFreeCount -= (cnt);                                \
 547 }
 548 #endif /* __RIVA_HW_H__ */
 549