src/mesa/drivers/dri/i965/brw_state_dump.c

   1 /*
   2  * Copyright © 2007 Intel Corporation
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  21  * IN THE SOFTWARE.
  22  *
  23  * Authors:
  24  *    Eric Anholt <eric@anholt.net>
  25  *
  26  */
  27
  28 #include "main/mtypes.h"
  29 #include "intel_batchbuffer.h"
  30
  31 #include "brw_context.h"
  32 #include "brw_defines.h"
  33
  34 /**
  35  * Prints out a header, the contents, and the message associated with
  36  * the hardware state data given.
  37  *
  38  * \param name Name of the state object
  39  * \param data Pointer to the base of the state object
  40  * \param hw_offset Hardware offset of the base of the state data.
  41  * \param index Index of the DWORD being output.
  42  */
  43 static void
  44 state_out(const char *name, void *data, uint32_t hw_offset, int index,
  45           char *fmt, ...)
  46 {
  47     va_list va;
  48
  49     fprintf(stderr, "%8s: 0x%08x: 0x%08x: ",
  50             name, hw_offset + index * 4, ((uint32_t *)data)[index]);
  51     va_start(va, fmt);
  52     vfprintf(stderr, fmt, va);
  53     va_end(va);
  54 }
  55
  56 /** Generic, undecoded state buffer debug printout */
  57 static void
  58 state_struct_out(const char *name, drm_intel_bo *buffer,
  59                  unsigned int offset, unsigned int size)
  60 {
  61    int i;
  62
  63    if (buffer == NULL)
  64       return;
  65
  66    drm_intel_bo_map(buffer, GL_FALSE);
  67    for (i = 0; i < size / 4; i++) {
  68       state_out(name, buffer->virtual + offset, buffer->offset + offset, i,
  69                 "dword %d\n", i);
  70    }
  71    drm_intel_bo_unmap(buffer);
  72 }
  73
  74 static const char *
  75 get_965_surfacetype(unsigned int surfacetype)
  76 {
  77     switch (surfacetype) {
  78     case 0: return "1D";
  79     case 1: return "2D";
  80     case 2: return "3D";
  81     case 3: return "CUBE";
  82     case 4: return "BUFFER";
  83     case 7: return "NULL";
  84     default: return "unknown";
  85     }
  86 }
  87
  88 static const char *
  89 get_965_surface_format(unsigned int surface_format)
  90 {
  91     switch (surface_format) {
  92     case 0x000: return "r32g32b32a32_float";
  93     case 0x0c1: return "b8g8r8a8_unorm";
  94     case 0x100: return "b5g6r5_unorm";
  95     case 0x102: return "b5g5r5a1_unorm";
  96     case 0x104: return "b4g4r4a4_unorm";
  97     default: return "unknown";
  98     }
  99 }
 100
 101 static void dump_wm_surface_state(struct brw_context *brw)
 102 {
 103    dri_bo *bo;
 104    GLubyte *base;
 105    int i;
 106
 107    bo = brw->intel.batch.bo;
 108    drm_intel_bo_map(bo, GL_FALSE);
 109    base = bo->virtual;
 110
 111    for (i = 0; i < brw->wm.nr_surfaces; i++) {
 112       unsigned int surfoff;
 113       struct brw_surface_state *surf;
 114       char name[20];
 115
 116       if (brw->wm.surf_offset[i] == 0) {
 117          fprintf(stderr, "WM SURF%d: NULL\n", i);
 118          continue;
 119       }
 120       surfoff = bo->offset + brw->wm.surf_offset[i];
 121       surf = (struct brw_surface_state *)(base + brw->wm.surf_offset[i]);
 122
 123       sprintf(name, "WM SURF%d", i);
 124       state_out(name, surf, surfoff, 0, "%s %s\n",
 125                 get_965_surfacetype(surf->ss0.surface_type),
 126                 get_965_surface_format(surf->ss0.surface_format));
 127       state_out(name, surf, surfoff, 1, "offset\n");
 128       state_out(name, surf, surfoff, 2, "%dx%d size, %d mips\n",
 129                 surf->ss2.width + 1, surf->ss2.height + 1, surf->ss2.mip_count);
 130       state_out(name, surf, surfoff, 3, "pitch %d, %stiled\n",
 131                 surf->ss3.pitch + 1, surf->ss3.tiled_surface ? "" : "not ");
 132       state_out(name, surf, surfoff, 4, "mip base %d\n",
 133                 surf->ss4.min_lod);
 134       state_out(name, surf, surfoff, 5, "x,y offset: %d,%d\n",
 135                 surf->ss5.x_offset, surf->ss5.y_offset);
 136    }
 137    drm_intel_bo_unmap(bo);
 138 }
 139
 140
 141 static void dump_wm_sampler_state(struct brw_context *brw)
 142 {
 143    struct intel_context *intel = &brw->intel;
 144    struct gl_context *ctx = &brw->intel.ctx;
 145    int i;
 146
 147    drm_intel_bo_map(intel->batch.bo, GL_FALSE);
 148    for (i = 0; i < BRW_MAX_TEX_UNIT; i++) {
 149       unsigned int offset;
 150       uint32_t sdc_offset;
 151       struct brw_sampler_state *samp;
 152       char name[20];
 153
 154       if (!ctx->Texture.Unit[i]._ReallyEnabled) {
 155          fprintf(stderr, "WM SAMP%d: disabled\n", i);
 156          continue;
 157       }
 158
 159       offset = (intel->batch.bo->offset +
 160                 brw->wm.sampler_offset +
 161                 i * sizeof(struct brw_sampler_state));
 162       samp = (struct brw_sampler_state *)(intel->batch.bo->virtual +
 163                                           brw->wm.sampler_offset +
 164                                           i * sizeof(struct brw_sampler_state));
 165
 166       sprintf(name, "WM SAMP%d", i);
 167       state_out(name, samp, offset, 0, "filtering\n");
 168       state_out(name, samp, offset, 1, "wrapping, lod\n");
 169       state_out(name, samp, offset, 2, "default color pointer\n");
 170       state_out(name, samp, offset, 3, "chroma key, aniso\n");
 171
 172       sprintf(name, " WM SDC%d", i);
 173
 174       sdc_offset = intel->batch.bo->offset + brw->wm.sdc_offset[i];
 175       if (intel->gen >= 5) {
 176          struct gen5_sampler_default_color *sdc = (intel->batch.bo->virtual +
 177                                                    brw->wm.sdc_offset[i]);
 178          state_out(name, sdc, sdc_offset, 0, "unorm rgba\n");
 179          state_out(name, sdc, sdc_offset, 1, "r %f\n", sdc->f[0]);
 180          state_out(name, sdc, sdc_offset, 2, "b %f\n", sdc->f[1]);
 181          state_out(name, sdc, sdc_offset, 3, "g %f\n", sdc->f[2]);
 182          state_out(name, sdc, sdc_offset, 4, "a %f\n", sdc->f[3]);
 183          state_out(name, sdc, sdc_offset, 5, "half float rg\n");
 184          state_out(name, sdc, sdc_offset, 6, "half float ba\n");
 185          state_out(name, sdc, sdc_offset, 7, "u16 rg\n");
 186          state_out(name, sdc, sdc_offset, 8, "u16 ba\n");
 187          state_out(name, sdc, sdc_offset, 9, "s16 rg\n");
 188          state_out(name, sdc, sdc_offset, 10, "s16 ba\n");
 189          state_out(name, sdc, sdc_offset, 11, "s8 rgba\n");
 190       } else {
 191          struct brw_sampler_default_color *sdc = (intel->batch.bo->virtual +
 192                                                   brw->wm.sdc_offset[i]);
 193          state_out(name, sdc, sdc_offset, 0, "r %f\n", sdc->color[0]);
 194          state_out(name, sdc, sdc_offset, 1, "g %f\n", sdc->color[1]);
 195          state_out(name, sdc, sdc_offset, 2, "b %f\n", sdc->color[2]);
 196          state_out(name, sdc, sdc_offset, 3, "a %f\n", sdc->color[3]);
 197       }
 198    }
 199    drm_intel_bo_unmap(intel->batch.bo);
 200 }
 201
 202 static void dump_sf_viewport_state(struct brw_context *brw)
 203 {
 204    struct intel_context *intel = &brw->intel;
 205    const char *name = "SF VP";
 206    struct brw_sf_viewport *vp;
 207    uint32_t vp_off;
 208
 209    drm_intel_bo_map(intel->batch.bo, GL_FALSE);
 210
 211    vp = intel->batch.bo->virtual + brw->sf.vp_offset;
 212    vp_off = intel->batch.bo->offset + brw->sf.vp_offset;
 213
 214    state_out(name, vp, vp_off, 0, "m00 = %f\n", vp->viewport.m00);
 215    state_out(name, vp, vp_off, 1, "m11 = %f\n", vp->viewport.m11);
 216    state_out(name, vp, vp_off, 2, "m22 = %f\n", vp->viewport.m22);
 217    state_out(name, vp, vp_off, 3, "m30 = %f\n", vp->viewport.m30);
 218    state_out(name, vp, vp_off, 4, "m31 = %f\n", vp->viewport.m31);
 219    state_out(name, vp, vp_off, 5, "m32 = %f\n", vp->viewport.m32);
 220
 221    state_out(name, vp, vp_off, 6, "top left = %d,%d\n",
 222              vp->scissor.xmin, vp->scissor.ymin);
 223    state_out(name, vp, vp_off, 7, "bottom right = %d,%d\n",
 224              vp->scissor.xmax, vp->scissor.ymax);
 225
 226    drm_intel_bo_unmap(intel->batch.bo);
 227 }
 228
 229 static void dump_clip_viewport_state(struct brw_context *brw)
 230 {
 231    struct intel_context *intel = &brw->intel;
 232    const char *name = "CLIP VP";
 233    struct brw_clipper_viewport *vp;
 234    uint32_t vp_off;
 235
 236    drm_intel_bo_map(intel->batch.bo, GL_FALSE);
 237
 238    vp = intel->batch.bo->virtual + brw->clip.vp_offset;
 239    vp_off = intel->batch.bo->offset + brw->clip.vp_offset;
 240
 241    state_out(name, vp, vp_off, 0, "xmin = %f\n", vp->xmin);
 242    state_out(name, vp, vp_off, 1, "xmax = %f\n", vp->xmax);
 243    state_out(name, vp, vp_off, 2, "ymin = %f\n", vp->ymin);
 244    state_out(name, vp, vp_off, 3, "ymax = %f\n", vp->ymax);
 245    drm_intel_bo_unmap(intel->batch.bo);
 246 }
 247
 248 static void dump_cc_viewport_state(struct brw_context *brw)
 249 {
 250    struct intel_context *intel = &brw->intel;
 251    const char *name = "CC VP";
 252    struct brw_cc_viewport *vp;
 253    uint32_t vp_off;
 254
 255    drm_intel_bo_map(intel->batch.bo, GL_FALSE);
 256
 257    vp = intel->batch.bo->virtual + brw->cc.vp_offset;
 258    vp_off = intel->batch.bo->offset + brw->cc.vp_offset;
 259
 260    state_out(name, vp, vp_off, 0, "min_depth = %f\n", vp->min_depth);
 261    state_out(name, vp, vp_off, 1, "max_depth = %f\n", vp->max_depth);
 262    drm_intel_bo_unmap(intel->batch.bo);
 263 }
 264
 265 static void dump_depth_stencil_state(struct brw_context *brw)
 266 {
 267    struct intel_context *intel = &brw->intel;
 268    const char *name = "DEPTH STENCIL";
 269    struct gen6_depth_stencil_state *ds;
 270    uint32_t ds_off;
 271
 272    drm_intel_bo_map(intel->batch.bo, GL_FALSE);
 273
 274    ds = intel->batch.bo->virtual + brw->cc.depth_stencil_state_offset;
 275    ds_off = intel->batch.bo->offset + brw->cc.depth_stencil_state_offset;
 276
 277    state_out(name, ds, ds_off, 0, "stencil %sable, func %d, write %sable\n",
 278                 ds->ds0.stencil_enable ? "en" : "dis",
 279                 ds->ds0.stencil_func,
 280                 ds->ds0.stencil_write_enable ? "en" : "dis");
 281    state_out(name, ds, ds_off, 1, "stencil test mask 0x%x, write mask 0x%x\n",
 282                 ds->ds1.stencil_test_mask, ds->ds1.stencil_write_mask);
 283    state_out(name, ds, ds_off, 2, "depth test %sable, func %d, write %sable\n",
 284                 ds->ds2.depth_test_enable ? "en" : "dis",
 285                 ds->ds2.depth_test_func,
 286                 ds->ds2.depth_write_enable ? "en" : "dis");
 287    drm_intel_bo_unmap(intel->batch.bo);
 288 }
 289
 290 static void dump_cc_state(struct brw_context *brw)
 291 {
 292    const char *name = "CC";
 293    struct gen6_color_calc_state *cc;
 294    uint32_t cc_off;
 295    dri_bo *bo = brw->intel.batch.bo;
 296
 297    if (brw->cc.state_offset == 0)
 298         return;
 299
 300    drm_intel_bo_map(bo, GL_FALSE);
 301    cc = bo->virtual + brw->cc.state_offset;
 302    cc_off = bo->offset + brw->cc.state_offset;
 303
 304    state_out(name, cc, cc_off, 0, "alpha test format %s, round disable %d, stencil ref %d,"
 305                 "bf stencil ref %d\n",
 306                 cc->cc0.alpha_test_format ? "FLOAT32" : "UNORM8",
 307                 cc->cc0.round_disable,
 308                 cc->cc0.stencil_ref,
 309                 cc->cc0.bf_stencil_ref);
 310    state_out(name, cc, cc_off, 1, "\n");
 311    state_out(name, cc, cc_off, 2, "constant red %f\n", cc->constant_r);
 312    state_out(name, cc, cc_off, 3, "constant green %f\n", cc->constant_g);
 313    state_out(name, cc, cc_off, 4, "constant blue %f\n", cc->constant_b);
 314    state_out(name, cc, cc_off, 5, "constant alpha %f\n", cc->constant_a);
 315
 316    drm_intel_bo_unmap(bo);
 317
 318 }
 319
 320 static void dump_blend_state(struct brw_context *brw)
 321 {
 322    struct intel_context *intel = &brw->intel;
 323    const char *name = "BLEND";
 324    struct gen6_blend_state *blend;
 325    uint32_t blend_off;
 326
 327    drm_intel_bo_map(intel->batch.bo, GL_FALSE);
 328
 329    blend = intel->batch.bo->virtual + brw->cc.blend_state_offset;
 330    blend_off = intel->batch.bo->offset + brw->cc.blend_state_offset;
 331
 332    state_out(name, blend, blend_off, 0, "\n");
 333    state_out(name, blend, blend_off, 1, "\n");
 334
 335    drm_intel_bo_unmap(intel->batch.bo);
 336
 337 }
 338
 339 static void brw_debug_prog(const char *name, drm_intel_bo *prog)
 340 {
 341    unsigned int i;
 342    uint32_t *data;
 343
 344    if (prog == NULL)
 345       return;
 346
 347    drm_intel_bo_map(prog, GL_FALSE);
 348
 349    data = prog->virtual;
 350
 351    for (i = 0; i < prog->size / 4 / 4; i++) {
 352       fprintf(stderr, "%8s: 0x%08x: 0x%08x 0x%08x 0x%08x 0x%08x\n",
 353               name, (unsigned int)prog->offset + i * 4 * 4,
 354               data[i * 4], data[i * 4 + 1], data[i * 4 + 2], data[i * 4 + 3]);
 355       /* Stop at the end of the program.  It'd be nice to keep track of the actual
 356        * intended program size instead of guessing like this.
 357        */
 358       if (data[i * 4 + 0] == 0 &&
 359           data[i * 4 + 1] == 0 &&
 360           data[i * 4 + 2] == 0 &&
 361           data[i * 4 + 3] == 0)
 362          break;
 363    }
 364
 365    drm_intel_bo_unmap(prog);
 366 }
 367
 368
 369 /**
 370  * Print additional debug information associated with the batchbuffer
 371  * when DEBUG_BATCH is set.
 372  *
 373  * For 965, this means mapping the state buffers that would have been referenced
 374  * by the batchbuffer and dumping them.
 375  *
 376  * The buffer offsets printed rely on the buffer containing the last offset
 377  * it was validated at.
 378  */
 379 void brw_debug_batch(struct intel_context *intel)
 380 {
 381    struct brw_context *brw = brw_context(&intel->ctx);
 382
 383    state_struct_out("WM bind",
 384                     brw->intel.batch.bo,
 385                     brw->wm.bind_bo_offset,
 386                     4 * brw->wm.nr_surfaces);
 387    dump_wm_surface_state(brw);
 388    dump_wm_sampler_state(brw);
 389
 390    if (intel->gen < 6)
 391        state_struct_out("VS", intel->batch.bo, brw->vs.state_offset,
 392                         sizeof(struct brw_vs_unit_state));
 393    brw_debug_prog("VS prog", brw->vs.prog_bo);
 394
 395    if (intel->gen < 6)
 396        state_struct_out("GS", intel->batch.bo, brw->gs.state_offset,
 397                         sizeof(struct brw_gs_unit_state));
 398    brw_debug_prog("GS prog", brw->gs.prog_bo);
 399
 400    if (intel->gen < 6) {
 401       state_struct_out("SF", intel->batch.bo, brw->sf.state_offset,
 402                        sizeof(struct brw_sf_unit_state));
 403       brw_debug_prog("SF prog", brw->sf.prog_bo);
 404    }
 405    dump_sf_viewport_state(brw);
 406
 407    if (intel->gen < 6)
 408        state_struct_out("WM", intel->batch.bo, brw->wm.state_offset,
 409                         sizeof(struct brw_wm_unit_state));
 410    brw_debug_prog("WM prog", brw->wm.prog_bo);
 411
 412    if (intel->gen >= 6) {
 413         dump_cc_viewport_state(brw);
 414         dump_clip_viewport_state(brw);
 415         dump_depth_stencil_state(brw);
 416         dump_cc_state(brw);
 417         dump_blend_state(brw);
 418    }
 419 }