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 #include <asm/io.h>
  77
  78 #define NV_WR08(p,i,d)  (__raw_writeb((d), (void __iomem *)(p) + (i)))
  79 #define NV_RD08(p,i)    (__raw_readb((void __iomem *)(p) + (i)))
  80 #define NV_WR16(p,i,d)  (__raw_writew((d), (void __iomem *)(p) + (i)))
  81 #define NV_RD16(p,i)    (__raw_readw((void __iomem *)(p) + (i)))
  82 #define NV_WR32(p,i,d)  (__raw_writel((d), (void __iomem *)(p) + (i)))
  83 #define NV_RD32(p,i)    (__raw_readl((void __iomem *)(p) + (i)))
  84
  85 #define VGA_WR08(p,i,d) (writeb((d), (void __iomem *)(p) + (i)))
  86 #define VGA_RD08(p,i)   (readb((void __iomem *)(p) + (i)))
  87
  88 /*
  89  * Define different architectures.
  90  */
  91 #define NV_ARCH_03  0x03
  92 #define NV_ARCH_04  0x04
  93 #define NV_ARCH_10  0x10
  94 #define NV_ARCH_20  0x20
  95 #define NV_ARCH_30  0x30
  96 #define NV_ARCH_40  0x40
  97
  98 /***************************************************************************\
  99 *                                                                           *
 100 *                             FIFO registers.                               *
 101 *                                                                           *
 102 \***************************************************************************/
 103
 104 /*
 105  * Raster OPeration. Windows style ROP3.
 106  */
 107 typedef volatile struct
 108 {
 109     U032 reserved00[4];
 110 #ifdef __BIG_ENDIAN
 111     U032 FifoFree;
 112 #else
 113     U016 FifoFree;
 114     U016 Nop;
 115 #endif
 116     U032 reserved01[0x0BB];
 117     U032 Rop3;
 118 } RivaRop;
 119 /*
 120  * 8X8 Monochrome pattern.
 121  */
 122 typedef volatile struct
 123 {
 124     U032 reserved00[4];
 125 #ifdef __BIG_ENDIAN
 126     U032 FifoFree;
 127 #else
 128     U016 FifoFree;
 129     U016 Nop;
 130 #endif
 131     U032 reserved01[0x0BD];
 132     U032 Shape;
 133     U032 reserved03[0x001];
 134     U032 Color0;
 135     U032 Color1;
 136     U032 Monochrome[2];
 137 } RivaPattern;
 138 /*
 139  * Scissor clip rectangle.
 140  */
 141 typedef volatile struct
 142 {
 143     U032 reserved00[4];
 144 #ifdef __BIG_ENDIAN
 145     U032 FifoFree;
 146 #else
 147     U016 FifoFree;
 148     U016 Nop;
 149 #endif
 150     U032 reserved01[0x0BB];
 151     U032 TopLeft;
 152     U032 WidthHeight;
 153 } RivaClip;
 154 /*
 155  * 2D filled rectangle.
 156  */
 157 typedef volatile struct
 158 {
 159     U032 reserved00[4];
 160 #ifdef __BIG_ENDIAN
 161     U032 FifoFree;
 162 #else
 163     U016 FifoFree;
 164     U016 Nop[1];
 165 #endif
 166     U032 reserved01[0x0BC];
 167     U032 Color;
 168     U032 reserved03[0x03E];
 169     U032 TopLeft;
 170     U032 WidthHeight;
 171 } RivaRectangle;
 172 /*
 173  * 2D screen-screen BLT.
 174  */
 175 typedef volatile struct
 176 {
 177     U032 reserved00[4];
 178 #ifdef __BIG_ENDIAN
 179     U032 FifoFree;
 180 #else
 181     U016 FifoFree;
 182     U016 Nop;
 183 #endif
 184     U032 reserved01[0x0BB];
 185     U032 TopLeftSrc;
 186     U032 TopLeftDst;
 187     U032 WidthHeight;
 188 } RivaScreenBlt;
 189 /*
 190  * 2D pixel BLT.
 191  */
 192 typedef volatile struct
 193 {
 194     U032 reserved00[4];
 195 #ifdef __BIG_ENDIAN
 196     U032 FifoFree;
 197 #else
 198     U016 FifoFree;
 199     U016 Nop[1];
 200 #endif
 201     U032 reserved01[0x0BC];
 202     U032 TopLeft;
 203     U032 WidthHeight;
 204     U032 WidthHeightIn;
 205     U032 reserved02[0x03C];
 206     U032 Pixels;
 207 } RivaPixmap;
 208 /*
 209  * Filled rectangle combined with monochrome expand.  Useful for glyphs.
 210  */
 211 typedef volatile struct
 212 {
 213     U032 reserved00[4];
 214 #ifdef __BIG_ENDIAN
 215     U032 FifoFree;
 216 #else
 217     U016 FifoFree;
 218     U016 Nop;
 219 #endif
 220     U032 reserved01[0x0BB];
 221     U032 reserved03[(0x040)-1];
 222     U032 Color1A;
 223     struct
 224     {
 225         U032 TopLeft;
 226         U032 WidthHeight;
 227     } UnclippedRectangle[64];
 228     U032 reserved04[(0x080)-3];
 229     struct
 230     {
 231         U032 TopLeft;
 232         U032 BottomRight;
 233     } ClipB;
 234     U032 Color1B;
 235     struct
 236     {
 237         U032 TopLeft;
 238         U032 BottomRight;
 239     } ClippedRectangle[64];
 240     U032 reserved05[(0x080)-5];
 241     struct
 242     {
 243         U032 TopLeft;
 244         U032 BottomRight;
 245     } ClipC;
 246     U032 Color1C;
 247     U032 WidthHeightC;
 248     U032 PointC;
 249     U032 MonochromeData1C;
 250     U032 reserved06[(0x080)+121];
 251     struct
 252     {
 253         U032 TopLeft;
 254         U032 BottomRight;
 255     } ClipD;
 256     U032 Color1D;
 257     U032 WidthHeightInD;
 258     U032 WidthHeightOutD;
 259     U032 PointD;
 260     U032 MonochromeData1D;
 261     U032 reserved07[(0x080)+120];
 262     struct
 263     {
 264         U032 TopLeft;
 265         U032 BottomRight;
 266     } ClipE;
 267     U032 Color0E;
 268     U032 Color1E;
 269     U032 WidthHeightInE;
 270     U032 WidthHeightOutE;
 271     U032 PointE;
 272     U032 MonochromeData01E;
 273 } RivaBitmap;
 274 /*
 275  * 3D textured, Z buffered triangle.
 276  */
 277 typedef volatile struct
 278 {
 279     U032 reserved00[4];
 280 #ifdef __BIG_ENDIAN
 281     U032 FifoFree;
 282 #else
 283     U016 FifoFree;
 284     U016 Nop;
 285 #endif
 286     U032 reserved01[0x0BC];
 287     U032 TextureOffset;
 288     U032 TextureFormat;
 289     U032 TextureFilter;
 290     U032 FogColor;
 291 /* This is a problem on LynxOS */
 292 #ifdef Control
 293 #undef Control
 294 #endif
 295     U032 Control;
 296     U032 AlphaTest;
 297     U032 reserved02[0x339];
 298     U032 FogAndIndex;
 299     U032 Color;
 300     float ScreenX;
 301     float ScreenY;
 302     float ScreenZ;
 303     float EyeM;
 304     float TextureS;
 305     float TextureT;
 306 } RivaTexturedTriangle03;
 307 typedef volatile struct
 308 {
 309     U032 reserved00[4];
 310 #ifdef __BIG_ENDIAN
 311     U032 FifoFree;
 312 #else
 313     U016 FifoFree;
 314     U016 Nop;
 315 #endif
 316     U032 reserved01[0x0BB];
 317     U032 ColorKey;
 318     U032 TextureOffset;
 319     U032 TextureFormat;
 320     U032 TextureFilter;
 321     U032 Blend;
 322 /* This is a problem on LynxOS */
 323 #ifdef Control
 324 #undef Control
 325 #endif
 326     U032 Control;
 327     U032 FogColor;
 328     U032 reserved02[0x39];
 329     struct
 330     {
 331         float ScreenX;
 332         float ScreenY;
 333         float ScreenZ;
 334         float EyeM;
 335         U032 Color;
 336         U032 Specular;
 337         float TextureS;
 338         float TextureT;
 339     } Vertex[16];
 340     U032 DrawTriangle3D;
 341 } RivaTexturedTriangle05;
 342 /*
 343  * 2D line.
 344  */
 345 typedef volatile struct
 346 {
 347     U032 reserved00[4];
 348 #ifdef __BIG_ENDIAN
 349     U032 FifoFree;
 350 #else
 351     U016 FifoFree;
 352     U016 Nop[1];
 353 #endif
 354     U032 reserved01[0x0BC];
 355     U032 Color;             /* source color               0304-0307*/
 356     U032 Reserved02[0x03e];
 357     struct {                /* start aliased methods in array   0400-    */
 358         U032 point0;        /* y_x S16_S16 in pixels            0-   3*/
 359         U032 point1;        /* y_x S16_S16 in pixels            4-   7*/
 360     } Lin[16];              /* end of aliased methods in array      -047f*/
 361     struct {                /* start aliased methods in array   0480-    */
 362         U032 point0X;       /* in pixels, 0 at left                0-   3*/
 363         U032 point0Y;       /* in pixels, 0 at top                 4-   7*/
 364         U032 point1X;       /* in pixels, 0 at left                8-   b*/
 365         U032 point1Y;       /* in pixels, 0 at top                 c-   f*/
 366     } Lin32[8];             /* end of aliased methods in array      -04ff*/
 367     U032 PolyLin[32];       /* y_x S16_S16 in pixels         0500-057f*/
 368     struct {                /* start aliased methods in array   0580-    */
 369         U032 x;             /* in pixels, 0 at left                0-   3*/
 370         U032 y;             /* in pixels, 0 at top                 4-   7*/
 371     } PolyLin32[16];        /* end of aliased methods in array      -05ff*/
 372     struct {                /* start aliased methods in array   0600-    */
 373         U032 color;         /* source color                     0-   3*/
 374         U032 point;         /* y_x S16_S16 in pixels            4-   7*/
 375     } ColorPolyLin[16];     /* end of aliased methods in array      -067f*/
 376 } RivaLine;
 377 /*
 378  * 2D/3D surfaces
 379  */
 380 typedef volatile struct
 381 {
 382     U032 reserved00[4];
 383 #ifdef __BIG_ENDIAN
 384     U032 FifoFree;
 385 #else
 386     U016 FifoFree;
 387     U016 Nop;
 388 #endif
 389     U032 reserved01[0x0BE];
 390     U032 Offset;
 391 } RivaSurface;
 392 typedef volatile struct
 393 {
 394     U032 reserved00[4];
 395 #ifdef __BIG_ENDIAN
 396     U032 FifoFree;
 397 #else
 398     U016 FifoFree;
 399     U016 Nop;
 400 #endif
 401     U032 reserved01[0x0BD];
 402     U032 Pitch;
 403     U032 RenderBufferOffset;
 404     U032 ZBufferOffset;
 405 } RivaSurface3D;
 406
 407 /***************************************************************************\
 408 *                                                                           *
 409 *                        Virtualized RIVA H/W interface.                    *
 410 *                                                                           *
 411 \***************************************************************************/
 412
 413 #define FP_ENABLE  1
 414 #define FP_DITHER  2
 415
 416 struct _riva_hw_inst;
 417 struct _riva_hw_state;
 418 /*
 419  * Virtialized chip interface. Makes RIVA 128 and TNT look alike.
 420  */
 421 typedef struct _riva_hw_inst
 422 {
 423     /*
 424      * Chip specific settings.
 425      */
 426     U032 Architecture;
 427     U032 Version;
 428     U032 Chipset;
 429     U032 CrystalFreqKHz;
 430     U032 RamAmountKBytes;
 431     U032 MaxVClockFreqKHz;
 432     U032 RamBandwidthKBytesPerSec;
 433     U032 EnableIRQ;
 434     U032 IO;
 435     U032 VBlankBit;
 436     U032 FifoFreeCount;
 437     U032 FifoEmptyCount;
 438     U032 CursorStart;
 439     U032 flatPanel;
 440     Bool twoHeads;
 441     /*
 442      * Non-FIFO registers.
 443      */
 444     volatile U032 __iomem *PCRTC0;
 445     volatile U032 __iomem *PCRTC;
 446     volatile U032 __iomem *PRAMDAC0;
 447     volatile U032 __iomem *PFB;
 448     volatile U032 __iomem *PFIFO;
 449     volatile U032 __iomem *PGRAPH;
 450     volatile U032 __iomem *PEXTDEV;
 451     volatile U032 __iomem *PTIMER;
 452     volatile U032 __iomem *PMC;
 453     volatile U032 __iomem *PRAMIN;
 454     volatile U032 __iomem *FIFO;
 455     volatile U032 __iomem *CURSOR;
 456     volatile U008 __iomem *PCIO0;
 457     volatile U008 __iomem *PCIO;
 458     volatile U008 __iomem *PVIO;
 459     volatile U008 __iomem *PDIO0;
 460     volatile U008 __iomem *PDIO;
 461     volatile U032 __iomem *PRAMDAC;
 462     /*
 463      * Common chip functions.
 464      */
 465     int  (*Busy)(struct _riva_hw_inst *);
 466     void (*LoadStateExt)(struct _riva_hw_inst *,struct _riva_hw_state *);
 467     void (*UnloadStateExt)(struct _riva_hw_inst *,struct _riva_hw_state *);
 468     void (*SetStartAddress)(struct _riva_hw_inst *,U032);
 469     void (*SetSurfaces2D)(struct _riva_hw_inst *,U032,U032);
 470     void (*SetSurfaces3D)(struct _riva_hw_inst *,U032,U032);
 471     int  (*ShowHideCursor)(struct _riva_hw_inst *,int);
 472     void (*LockUnlock)(struct _riva_hw_inst *, int);
 473     /*
 474      * Current extended mode settings.
 475      */
 476     struct _riva_hw_state *CurrentState;
 477     /*
 478      * FIFO registers.
 479      */
 480     RivaRop                 __iomem *Rop;
 481     RivaPattern             __iomem *Patt;
 482     RivaClip                __iomem *Clip;
 483     RivaPixmap              __iomem *Pixmap;
 484     RivaScreenBlt           __iomem *Blt;
 485     RivaBitmap              __iomem *Bitmap;
 486     RivaLine                __iomem *Line;
 487     RivaTexturedTriangle03  __iomem *Tri03;
 488     RivaTexturedTriangle05  __iomem *Tri05;
 489 } RIVA_HW_INST;
 490 /*
 491  * Extended mode state information.
 492  */
 493 typedef struct _riva_hw_state
 494 {
 495     U032 bpp;
 496     U032 width;
 497     U032 height;
 498     U032 interlace;
 499     U032 repaint0;
 500     U032 repaint1;
 501     U032 screen;
 502     U032 scale;
 503     U032 dither;
 504     U032 extra;
 505     U032 pixel;
 506     U032 horiz;
 507     U032 arbitration0;
 508     U032 arbitration1;
 509     U032 vpll;
 510     U032 vpll2;
 511     U032 pllsel;
 512     U032 general;
 513     U032 crtcOwner;
 514     U032 head;
 515     U032 head2;
 516     U032 config;
 517     U032 cursorConfig;
 518     U032 cursor0;
 519     U032 cursor1;
 520     U032 cursor2;
 521     U032 offset0;
 522     U032 offset1;
 523     U032 offset2;
 524     U032 offset3;
 525     U032 pitch0;
 526     U032 pitch1;
 527     U032 pitch2;
 528     U032 pitch3;
 529 } RIVA_HW_STATE;
 530
 531 /*
 532  * function prototypes
 533  */
 534
 535 extern int CalcStateExt
 536 (
 537     RIVA_HW_INST  *chip,
 538     RIVA_HW_STATE *state,
 539     int            bpp,
 540     int            width,
 541     int            hDisplaySize,
 542     int            height,
 543     int            dotClock
 544 );
 545
 546 /*
 547  * External routines.
 548  */
 549 int RivaGetConfig(RIVA_HW_INST *, unsigned int);
 550 /*
 551  * FIFO Free Count. Should attempt to yield processor if RIVA is busy.
 552  */
 553
 554 #define RIVA_FIFO_FREE(hwinst,hwptr,cnt)                            \
 555 {                                                                   \
 556     while ((hwinst).FifoFreeCount < (cnt)) {                        \
 557         mb();mb();                                                  \
 558         (hwinst).FifoFreeCount = NV_RD32(&(hwinst).hwptr->FifoFree, 0) >> 2;     \
 559     }                                                               \
 560     (hwinst).FifoFreeCount -= (cnt);                                \
 561 }
 562 #endif /* __RIVA_HW_H__ */
 563