src/mesa/drivers/dri/unichrome/via_context.h

   1 /*
   2  * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved.
   3  * Copyright 2001-2003 S3 Graphics, Inc. All Rights Reserved.
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining a
   6  * copy of this software and associated documentation files (the "Software"),
   7  * to deal in the Software without restriction, including without limitation
   8  * the rights to use, copy, modify, merge, publish, distribute, sub license,
   9  * and/or sell copies of the Software, and to permit persons to whom the
  10  * Software is furnished to do so, subject to the following conditions:
  11  *
  12  * The above copyright notice and this permission notice (including the
  13  * next paragraph) shall be included in all copies or substantial portions
  14  * of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
  19  * VIA, S3 GRAPHICS, AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  20  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  21  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  22  * DEALINGS IN THE SOFTWARE.
  23  */
  24
  25
  26 #ifndef _VIACONTEXT_H
  27 #define _VIACONTEXT_H
  28
  29 typedef struct via_context_t viaContext;
  30 typedef struct via_context_t *viaContextPtr;
  31 typedef struct via_texture_object_t *viaTextureObjectPtr;
  32
  33 #include "dri_util.h"
  34
  35 #include "mtypes.h"
  36 #include "drm.h"
  37 #include "mm.h"
  38
  39 #include "via_screen.h"
  40 #include "via_tex.h"
  41 #include "via_common.h"
  42 #include "xf86drmVIA.h"
  43 #ifdef USE_XINERAMA
  44 #include "../../../../../include/extensions/Xinerama.h"
  45 #endif
  46 #define VIA_FALLBACK_TEXTURE            0x1
  47 #define VIA_FALLBACK_DRAW_BUFFER        0x2
  48 #define VIA_FALLBACK_READ_BUFFER        0x4
  49 #define VIA_FALLBACK_COLORMASK          0x8
  50 #define VIA_FALLBACK_SPECULAR           0x20
  51 #define VIA_FALLBACK_LOGICOP            0x40
  52 #define VIA_FALLBACK_RENDERMODE         0x80
  53 #define VIA_FALLBACK_STENCIL            0x100
  54 #define VIA_FALLBACK_BLEND_EQ           0x200
  55 #define VIA_FALLBACK_BLEND_FUNC         0x400
  56
  57 #define VIA_UPLOAD_NONE                 0x0000
  58 #define VIA_UPLOAD_ALPHATEST            0x0001
  59 #define VIA_UPLOAD_BLEND                0x0002
  60 #define VIA_UPLOAD_FOG                  0x0004
  61 #define VIA_UPLOAD_MASK_ROP             0x0008
  62 #define VIA_UPLOAD_LINESTIPPLE          0x0010
  63 #define VIA_UPLOAD_POLYGONSTIPPLE       0x0020
  64 #define VIA_UPLOAD_DEPTH                0x0040
  65 #define VIA_UPLOAD_TEXTURE              0x0080
  66 #define VIA_UPLOAD_STENCIL              0x0100
  67 #define VIA_UPLOAD_CLIPPING             0x0200
  68 #define VIA_UPLOAD_DESTBUFFER           0x0400
  69 #define VIA_UPLOAD_DEPTHBUFFER          0x0800
  70 #define VIA_UPLOAD_ENABLE               0x0800
  71 #define VIA_UPLOAD_ALL                  0x1000
  72
  73 /* Use the templated vertex formats:
  74  */
  75 #define TAG(x) via##x
  76 #include "tnl_dd/t_dd_vertex.h"
  77 #undef TAG
  78 #define BUFFER_ALIGNMENT 32
  79 #define BUFFER_ALIGN_WIDTH1(w, a)   (((w) + ((a) - 1)) & ~((a) - 1))
  80 #define BUFFER_ALIGN_WIDTH(w, a)    (((w) & ((a) - 1)) ? BUFFER_ALIGN_WIDTH1(w, a) : (w))
  81 #define BUFFER_ALIGN_ADDRESS(p, a)  ((GLvoid *)(((GLint)(p)) + ((a)-1) & ~((a)-1)))
  82 #define RightOf 1
  83 #define LeftOf 2
  84 #define Down 4
  85 #define Up 8
  86 #define S0 16
  87 #define S1 32
  88 #define P_MASK 0x0f;
  89 #define S_MASK 0x30;
  90 typedef void (*via_tri_func)(viaContextPtr, viaVertex *, viaVertex *,
  91                              viaVertex *);
  92 typedef void (*via_line_func)(viaContextPtr, viaVertex *, viaVertex *);
  93 typedef void (*via_point_func)(viaContextPtr, viaVertex *);
  94
  95 typedef struct {
  96     drm_handle_t handle;
  97     drmSize size;
  98     GLuint offset;
  99     GLuint index;
 100     GLuint pitch;
 101     GLuint bpp;
 102     char *map;
 103 } viaBuffer, *viaBufferPtr;
 104
 105 typedef struct {
 106     drm_handle_t handle;
 107     drmSize size;
 108     GLuint offset;
 109     GLuint index;
 110     unsigned char* map;
 111 } viaDmaBuffer, *viaDmaBufferPtr;
 112
 113 struct via_context_t {
 114     GLint refcount;
 115     GLcontext *glCtx;
 116     GLcontext *shareCtx;
 117     unsigned char* front_base;
 118     viaBuffer front;
 119     viaBuffer back;
 120     viaBuffer depth;
 121     GLboolean hasBack;
 122     GLboolean hasDepth;
 123     GLboolean hasStencil;
 124     GLboolean hasAccum;
 125     GLuint    depthBits;
 126     GLuint    stencilBits;
 127     viaDmaBuffer dma[2];
 128     viaRegion tex;
 129
 130     GLuint isAGP;
 131
 132     /* Textures
 133     */
 134     viaTextureObjectPtr CurrentTexObj[2];
 135     struct via_texture_object_t TexObjList;
 136     struct via_texture_object_t SwappedOut;
 137     memHeap_t *texHeap;
 138
 139     /* Bit flag to keep 0track of fallbacks.
 140      */
 141     GLuint Fallback;
 142
 143     /* Temporaries for translating away float colors:
 144      */
 145     struct gl_client_array UbyteColor;
 146     struct gl_client_array UbyteSecondaryColor;
 147
 148     /* State for via_vb.c and via_tris.c.
 149      */
 150     GLuint newState;            /* _NEW_* flags */
 151     GLuint setupNewInputs;
 152     GLuint setupIndex;
 153     GLuint renderIndex;
 154     GLmatrix ViewportMatrix;
 155     GLenum renderPrimitive;
 156     GLenum reducedPrimitive;
 157     GLuint hwPrimitive;
 158     unsigned char *verts;
 159
 160     /* drmBufPtr dma_buffer;
 161     */
 162     unsigned char* dmaAddr;
 163     GLuint dmaIndex;
 164     GLuint dmaLow;
 165     GLuint dmaHigh;
 166     GLuint dmaLastPrim;
 167     GLboolean useAgp;
 168
 169     GLboolean uploadCliprects;
 170
 171     GLuint needUploadAllState;
 172     GLuint primitiveRendered;
 173
 174
 175     /* Fallback rasterization functions
 176      */
 177     via_point_func drawPoint;
 178     via_line_func drawLine;
 179     via_tri_func drawTri;
 180
 181     /* Hardware register
 182      */
 183     GLuint regCmdA;
 184     GLuint regCmdA_End;
 185     GLuint regCmdB;
 186
 187     GLuint regEnable;
 188     GLuint regHFBBMSKL;
 189     GLuint regHROP;
 190
 191     GLuint regHZWTMD;
 192     GLuint regHSTREF;
 193     GLuint regHSTMD;
 194
 195     GLuint regHATMD;
 196     GLuint regHABLCsat;
 197     GLuint regHABLCop;
 198     GLuint regHABLAsat;
 199     GLuint regHABLAop;
 200     GLuint regHABLRCa;
 201     GLuint regHABLRFCa;
 202     GLuint regHABLRCbias;
 203     GLuint regHABLRCb;
 204     GLuint regHABLRFCb;
 205     GLuint regHABLRAa;
 206     GLuint regHABLRAb;
 207     GLuint regHFogLF;
 208     GLuint regHFogCL;
 209     GLuint regHFogCH;
 210
 211     GLuint regHLP;
 212     GLuint regHLPRF;
 213
 214     GLuint regHTXnTB_0;
 215     GLuint regHTXnMPMD_0;
 216     GLuint regHTXnTBLCsat_0;
 217     GLuint regHTXnTBLCop_0;
 218     GLuint regHTXnTBLMPfog_0;
 219     GLuint regHTXnTBLAsat_0;
 220     GLuint regHTXnTBLRCb_0;
 221     GLuint regHTXnTBLRAa_0;
 222     GLuint regHTXnTBLRFog_0;
 223     /*=* John Sheng [2003.7.18] texture combine *=*/
 224     GLuint regHTXnTBLRCa_0;
 225     GLuint regHTXnTBLRCc_0;
 226     GLuint regHTXnTBLRCbias_0;
 227
 228     GLuint regHTXnTB_1;
 229     GLuint regHTXnMPMD_1;
 230     GLuint regHTXnTBLCsat_1;
 231     GLuint regHTXnTBLCop_1;
 232     GLuint regHTXnTBLMPfog_1;
 233     GLuint regHTXnTBLAsat_1;
 234     GLuint regHTXnTBLRCb_1;
 235     GLuint regHTXnTBLRAa_1;
 236     GLuint regHTXnTBLRFog_1;
 237
 238     /* Hardware state
 239      */
 240     GLuint dirty;
 241     int vertexSize;
 242     int vertexStrideShift;
 243     GLint lastStamp;
 244     GLboolean stippleInHw;
 245
 246     GLenum TexEnvImageFmt[2];
 247     GLuint ClearColor;
 248     /* DRI stuff
 249      */
 250     GLuint needClip;
 251     GLframebuffer *glBuffer;
 252     GLboolean doPageFlip;
 253     /*=* John Sheng [2003.5.31] flip *=*/
 254     GLuint currentPage;
 255     char *drawMap;               /* draw buffer address in virtual mem */
 256     char *readMap;
 257     int drawX;                   /* origin of drawable in draw buffer */
 258     int drawY;
 259
 260     int drawW;
 261     int drawH;
 262     GLuint saam;
 263 #ifdef USE_XINERAMA
 264     XineramaScreenInfo *xsi;
 265 #endif
 266     int drawXoffSaam;
 267     drm_clip_rect_t *pSaamRects;
 268     int drawXSaam;
 269     int drawYSaam;
 270     GLuint numSaamRects;
 271
 272     int drawPitch;
 273     int readPitch;
 274     int drawXoff;
 275     GLuint numClipRects;         /* cliprects for that buffer */
 276     drm_clip_rect_t *pClipRects;
 277
 278     int lastSwap;
 279     int texAge;
 280     int ctxAge;
 281     int dirtyAge;
 282
 283     GLboolean scissor;
 284     drm_clip_rect_t drawRect;
 285     drm_clip_rect_t scissorRect;
 286
 287     drm_context_t hHWContext;
 288     drm_hw_lock_t *driHwLock;
 289     int driFd;
 290     __DRInativeDisplay *display;
 291
 292     __DRIdrawablePrivate *driDrawable;
 293     __DRIscreenPrivate *driScreen;
 294     viaScreenPrivate *viaScreen;
 295     drm_via_sarea_t *sarea;
 296     volatile GLuint* regMMIOBase;
 297     volatile GLuint* pnGEMode;
 298     volatile GLuint* regEngineStatus;
 299     volatile GLuint* regTranSet;
 300     volatile GLuint* regTranSpace;
 301     GLuint* agpBase;
 302     GLuint drawType;
 303     /*=* John Sheng [2003.12.9] Tuxracer & VQ *=*/
 304     int VQEnable;
 305 };
 306 /*#define DMA_OFFSET 16*/
 307 #define DMA_OFFSET 32
 308 /*#define PERFORMANCE_MEASURE*/
 309
 310 extern GLuint VIA_PERFORMANCE;
 311
 312 #ifdef PERFORMANCE_MEASURE
 313 #define HASH_TABLE_SIZE 1000
 314 #define HASH_TABLE_DEPTH 10
 315 typedef struct {
 316     char func[50];
 317     GLuint count;
 318 } hash_element;
 319 extern hash_element hash_table[HASH_TABLE_SIZE][HASH_TABLE_DEPTH];
 320 #define P_M                                                                      \
 321     do {                                                                         \
 322         GLuint h_index,h_depth;                                                  \
 323         h_index = (GLuint)(((GLuint) __FUNCTION__)%HASH_TABLE_SIZE);             \
 324         for (h_depth = 0; h_depth < HASH_TABLE_DEPTH; h_depth++) {                \
 325             if (!strcmp(hash_table[h_index][h_depth].func, "NULL")) {             \
 326                 sprintf(hash_table[h_index][h_depth].func, "%s", __FUNCTION__);  \
 327                 hash_table[h_index][h_depth].count++;                            \
 328                 break;                                                           \
 329             }                                                                    \
 330             else if (!strcmp(hash_table[h_index][h_depth].func, __FUNCTION__)) {  \
 331                 hash_table[h_index][h_depth].count++;                            \
 332                 break;                                                           \
 333             }                                                                    \
 334         }                                                                        \
 335     } while (0)
 336
 337 #define P_M_X                                                                           \
 338     do {                                                                                \
 339         GLuint h_index,h_depth;                                                         \
 340         char str[80];                                                                   \
 341         strcpy(str, __FUNCTION__);                                                      \
 342         h_index = (GLuint)(((GLuint) __FUNCTION__)%HASH_TABLE_SIZE);                    \
 343         for (h_depth = 0; h_depth < HASH_TABLE_DEPTH; h_depth++) {                      \
 344             if (!strcmp(hash_table[h_index][h_depth].func, "NULL")) {                   \
 345                 sprintf(hash_table[h_index][h_depth].func, "%s_X", __FUNCTION__);       \
 346                 hash_table[h_index][h_depth].count++;                                   \
 347                 break;                                                                  \
 348             }                                                                           \
 349             else if (!strcmp(hash_table[h_index][h_depth].func, strcat(str, "_X"))) {   \
 350                 hash_table[h_index][h_depth].count++;                                   \
 351                 break;                                                                  \
 352             }                                                                           \
 353         }                                                                               \
 354     } while (0)
 355
 356 #define P_M_R                                                                                                                   \
 357     do {                                                                                                                        \
 358         GLuint h_size, h_depth;                                                                                                 \
 359         for (h_size = 0; h_size < HASH_TABLE_SIZE; h_size++) {                                                                  \
 360             for (h_depth = 0; h_depth < HASH_TABLE_DEPTH; h_depth++) {                                                          \
 361                 if (hash_table[h_size][h_depth].count) {                                                                        \
 362                     fprintf(stderr, "func:%s count:%d\n", hash_table[h_size][h_depth].func, hash_table[h_size][h_depth].count); \
 363                 }                                                                                                               \
 364             }                                                                                                                   \
 365         }                                                                                                                       \
 366     } while (0)
 367 #else /* PERFORMANCE_MEASURE */
 368 #define P_M {}
 369 #define P_M_X {}
 370 #define P_M_R {}
 371 #endif
 372
 373 #define VIA_CONTEXT(ctx)   ((viaContextPtr)(ctx->DriverCtx))
 374
 375 #define GET_DISPATCH_AGE(vmesa) vmesa->sarea->lastDispatch
 376 #define GET_ENQUEUE_AGE(vmesa) vmesa->sarea->lastEnqueue
 377
 378
 379 /* Lock the hardware and validate our state.
 380  */
 381 /*
 382 #define LOCK_HARDWARE(vmesa)                                \
 383     do {                                                    \
 384         char __ret = 0;                                     \
 385         DRM_CAS(vmesa->driHwLock, vmesa->hHWContext,        \
 386             (DRM_LOCK_HELD|vmesa->hHWContext), __ret);      \
 387         if (__ret)                                          \
 388             viaGetLock(vmesa, 0);                           \
 389     } while (0)
 390 */
 391 /*=* John Sheng [2003.6.20] fix pci *=*/
 392 /*=* John Sheng [2003.7.25] fix viewperf black shadow *=*/
 393 #define LOCK_HARDWARE(vmesa)                                    \
 394     if(1)                                               \
 395         do {                                                    \
 396             char __ret = 0;                                     \
 397             DRM_CAS(vmesa->driHwLock, vmesa->hHWContext,        \
 398                 (DRM_LOCK_HELD|vmesa->hHWContext), __ret);      \
 399             if (__ret)                                          \
 400                 viaGetLock(vmesa, 0);                           \
 401         } while (0);                                            \
 402     else                                                        \
 403         viaLock(vmesa, 0)
 404
 405
 406 /*
 407 #define LOCK_HARDWARE(vmesa)                                    \
 408     viaLock(vmesa, 0);
 409 */
 410
 411 /* Release the kernel lock.
 412  */
 413 /*
 414 #define UNLOCK_HARDWARE(vmesa)                                  \
 415     DRM_UNLOCK(vmesa->driFd, vmesa->driHwLock, vmesa->hHWContext);
 416 */
 417 /*=* John Sheng [2003.6.20] fix pci *=*/
 418 /*=* John Sheng [2003.7.25] fix viewperf black shadow *=*/
 419 #define UNLOCK_HARDWARE(vmesa)                                          \
 420     if(1)                                                       \
 421         DRM_UNLOCK(vmesa->driFd, vmesa->driHwLock, vmesa->hHWContext);  \
 422     else                                                                \
 423         viaUnLock(vmesa, 0);
 424 /*
 425 #define UNLOCK_HARDWARE(vmesa)                                  \
 426     viaUnLock(vmesa, 0);
 427 */
 428 #define WAIT_IDLE                                                               \
 429     while (1) {                                                                 \
 430         if ((((GLuint)*vmesa->regEngineStatus) & 0xFFFEFFFF) == 0x00020000)     \
 431             break;                                                              \
 432     }
 433
 434 #define LOCK_HARDWARE_QUIESCENT(vmesa)          \
 435     do {                                        \
 436         LOCK_HARDWARE(vmesa);                   \
 437         viaRegetLockQuiescent(vmesa);           \
 438     } while (0)
 439
 440
 441 extern GLuint VIA_DEBUG;
 442 extern GLuint DRAW_FRONT;
 443 extern void viaGetLock(viaContextPtr vmesa, GLuint flags);
 444 extern void viaLock(viaContextPtr vmesa, GLuint flags);
 445 extern void viaUnLock(viaContextPtr vmesa, GLuint flags);
 446 extern void viaEmitHwStateLocked(viaContextPtr vmesa);
 447 extern void viaEmitScissorValues(viaContextPtr vmesa, int box_nr, int emit);
 448 extern void viaEmitDrawingRectangle(viaContextPtr vmesa);
 449 extern void viaXMesaSetBackClipRects(viaContextPtr vmesa);
 450 extern void viaXMesaSetFrontClipRects(viaContextPtr vmesa);
 451 extern void viaReAllocateBuffers(GLframebuffer *drawbuffer);
 452 extern void viaXMesaWindowMoved(viaContextPtr vmesa);
 453
 454 #define SUBPIXEL_X -.5
 455 #define SUBPIXEL_Y -.5
 456
 457 /* TODO XXX _SOLO temp defines to make code compilable */
 458 #ifndef GLX_PBUFFER_BIT
 459 #define GLX_PBUFFER_BIT        0x00000004
 460 #endif
 461 #ifndef GLX_WINDOW_BIT
 462 #define GLX_WINDOW_BIT 0x00000001
 463 #endif
 464 #ifndef VERT_BIT_CLIP
 465 #define VERT_BIT_CLIP       0x1000000
 466 #endif
 467
 468 #endif