src/gallium/drivers/nv50/nv50_screen.c

   1 /*
   2  * Copyright 2008 Ben Skeggs
   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 shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17  * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  18  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
  19  * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  20  * SOFTWARE.
  21  */
  22
  23 #include "pipe/p_screen.h"
  24
  25 #include "nv50_context.h"
  26 #include "nv50_screen.h"
  27
  28 #include "nouveau/nouveau_stateobj.h"
  29
  30 static boolean
  31 nv50_screen_is_format_supported(struct pipe_screen *pscreen,
  32                                 enum pipe_format format,
  33                                 enum pipe_texture_target target,
  34                                 unsigned tex_usage, unsigned geom_flags)
  35 {
  36         if (tex_usage & PIPE_TEXTURE_USAGE_RENDER_TARGET) {
  37                 switch (format) {
  38                 case PIPE_FORMAT_B8G8R8X8_UNORM:
  39                 case PIPE_FORMAT_B8G8R8A8_UNORM:
  40                 case PIPE_FORMAT_B5G6R5_UNORM:
  41                 case PIPE_FORMAT_R16G16B16A16_SNORM:
  42                 case PIPE_FORMAT_R16G16B16A16_UNORM:
  43                 case PIPE_FORMAT_R32G32B32A32_FLOAT:
  44                 case PIPE_FORMAT_R16G16_SNORM:
  45                 case PIPE_FORMAT_R16G16_UNORM:
  46                         return TRUE;
  47                 default:
  48                         break;
  49                 }
  50         } else
  51         if (tex_usage & PIPE_TEXTURE_USAGE_DEPTH_STENCIL) {
  52                 switch (format) {
  53                 case PIPE_FORMAT_Z32_FLOAT:
  54                 case PIPE_FORMAT_S8Z24_UNORM:
  55                 case PIPE_FORMAT_Z24X8_UNORM:
  56                 case PIPE_FORMAT_Z24S8_UNORM:
  57                         return TRUE;
  58                 default:
  59                         break;
  60                 }
  61         } else {
  62                 switch (format) {
  63                 case PIPE_FORMAT_B8G8R8A8_UNORM:
  64                 case PIPE_FORMAT_B8G8R8X8_UNORM:
  65                 case PIPE_FORMAT_B8G8R8A8_SRGB:
  66                 case PIPE_FORMAT_B8G8R8X8_SRGB:
  67                 case PIPE_FORMAT_B5G5R5A1_UNORM:
  68                 case PIPE_FORMAT_B4G4R4A4_UNORM:
  69                 case PIPE_FORMAT_B5G6R5_UNORM:
  70                 case PIPE_FORMAT_L8_UNORM:
  71                 case PIPE_FORMAT_A8_UNORM:
  72                 case PIPE_FORMAT_I8_UNORM:
  73                 case PIPE_FORMAT_L8A8_UNORM:
  74                 case PIPE_FORMAT_DXT1_RGB:
  75                 case PIPE_FORMAT_DXT1_RGBA:
  76                 case PIPE_FORMAT_DXT3_RGBA:
  77                 case PIPE_FORMAT_DXT5_RGBA:
  78                 case PIPE_FORMAT_S8Z24_UNORM:
  79                 case PIPE_FORMAT_Z24S8_UNORM:
  80                 case PIPE_FORMAT_Z32_FLOAT:
  81                 case PIPE_FORMAT_R16G16B16A16_SNORM:
  82                 case PIPE_FORMAT_R16G16B16A16_UNORM:
  83                 case PIPE_FORMAT_R32G32B32A32_FLOAT:
  84                 case PIPE_FORMAT_R16G16_SNORM:
  85                 case PIPE_FORMAT_R16G16_UNORM:
  86                         return TRUE;
  87                 default:
  88                         break;
  89                 }
  90         }
  91
  92         return FALSE;
  93 }
  94
  95 static int
  96 nv50_screen_get_param(struct pipe_screen *pscreen, int param)
  97 {
  98         struct nv50_screen *screen = nv50_screen(pscreen);
  99
 100         switch (param) {
 101         case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS:
 102                 return 32;
 103         case PIPE_CAP_MAX_VERTEX_TEXTURE_UNITS:
 104                 return 32;
 105         case PIPE_CAP_MAX_COMBINED_SAMPLERS:
 106                 return 64;
 107         case PIPE_CAP_NPOT_TEXTURES:
 108                 return 1;
 109         case PIPE_CAP_TWO_SIDED_STENCIL:
 110                 return 1;
 111         case PIPE_CAP_GLSL:
 112                 return 0;
 113         case PIPE_CAP_ANISOTROPIC_FILTER:
 114                 return 1;
 115         case PIPE_CAP_POINT_SPRITE:
 116                 return 1;
 117         case PIPE_CAP_MAX_RENDER_TARGETS:
 118                 return 8;
 119         case PIPE_CAP_OCCLUSION_QUERY:
 120                 return 1;
 121         case PIPE_CAP_TEXTURE_SHADOW_MAP:
 122                 return 1;
 123         case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
 124                 return 13;
 125         case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
 126                 return 10;
 127         case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
 128                 return 13;
 129         case PIPE_CAP_TEXTURE_MIRROR_CLAMP:
 130         case PIPE_CAP_TEXTURE_MIRROR_REPEAT:
 131                 return 1;
 132         case PIPE_CAP_TGSI_CONT_SUPPORTED:
 133                 return 1;
 134         case PIPE_CAP_BLEND_EQUATION_SEPARATE:
 135                 return 1;
 136         case NOUVEAU_CAP_HW_VTXBUF:
 137                 return screen->force_push ? 0 : 1;
 138         case NOUVEAU_CAP_HW_IDXBUF:
 139                 return screen->force_push ? 0 : 1;
 140         case PIPE_CAP_INDEP_BLEND_ENABLE:
 141                 return 1;
 142         case PIPE_CAP_INDEP_BLEND_FUNC:
 143                 return 0;
 144         case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
 145         case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
 146                 return 1;
 147         case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
 148         case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
 149                 return 0;
 150         default:
 151                 NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
 152                 return 0;
 153         }
 154 }
 155
 156 static float
 157 nv50_screen_get_paramf(struct pipe_screen *pscreen, int param)
 158 {
 159         switch (param) {
 160         case PIPE_CAP_MAX_LINE_WIDTH:
 161         case PIPE_CAP_MAX_LINE_WIDTH_AA:
 162                 return 10.0;
 163         case PIPE_CAP_MAX_POINT_WIDTH:
 164         case PIPE_CAP_MAX_POINT_WIDTH_AA:
 165                 return 64.0;
 166         case PIPE_CAP_MAX_TEXTURE_ANISOTROPY:
 167                 return 16.0;
 168         case PIPE_CAP_MAX_TEXTURE_LOD_BIAS:
 169                 return 4.0;
 170         default:
 171                 NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
 172                 return 0.0;
 173         }
 174 }
 175
 176 static void
 177 nv50_screen_destroy(struct pipe_screen *pscreen)
 178 {
 179         struct nv50_screen *screen = nv50_screen(pscreen);
 180         unsigned i;
 181
 182         for (i = 0; i < 3; i++) {
 183                 if (screen->constbuf_parm[i])
 184                         nouveau_bo_ref(NULL, &screen->constbuf_parm[i]);
 185         }
 186
 187         if (screen->constbuf_misc[0])
 188                 nouveau_bo_ref(NULL, &screen->constbuf_misc[0]);
 189         if (screen->tic)
 190                 nouveau_bo_ref(NULL, &screen->tic);
 191         if (screen->tsc)
 192                 nouveau_bo_ref(NULL, &screen->tsc);
 193         if (screen->static_init)
 194                 so_ref(NULL, &screen->static_init);
 195
 196         nouveau_notifier_free(&screen->sync);
 197         nouveau_grobj_free(&screen->tesla);
 198         nouveau_grobj_free(&screen->eng2d);
 199         nouveau_grobj_free(&screen->m2mf);
 200         nouveau_resource_destroy(&screen->immd_heap[0]);
 201         nouveau_resource_destroy(&screen->parm_heap[0]);
 202         nouveau_resource_destroy(&screen->parm_heap[1]);
 203         nouveau_screen_fini(&screen->base);
 204         FREE(screen);
 205 }
 206
 207 struct pipe_screen *
 208 nv50_screen_create(struct pipe_winsys *ws, struct nouveau_device *dev)
 209 {
 210         struct nv50_screen *screen = CALLOC_STRUCT(nv50_screen);
 211         struct nouveau_channel *chan;
 212         struct pipe_screen *pscreen;
 213         struct nouveau_stateobj *so;
 214         unsigned chipset = dev->chipset;
 215         unsigned tesla_class = 0;
 216         int ret, i;
 217
 218         if (!screen)
 219                 return NULL;
 220         pscreen = &screen->base.base;
 221
 222         ret = nouveau_screen_init(&screen->base, dev);
 223         if (ret) {
 224                 nv50_screen_destroy(pscreen);
 225                 return NULL;
 226         }
 227         chan = screen->base.channel;
 228
 229         pscreen->winsys = ws;
 230         pscreen->destroy = nv50_screen_destroy;
 231         pscreen->get_param = nv50_screen_get_param;
 232         pscreen->get_paramf = nv50_screen_get_paramf;
 233         pscreen->is_format_supported = nv50_screen_is_format_supported;
 234         pscreen->context_create = nv50_create;
 235
 236         nv50_screen_init_miptree_functions(pscreen);
 237         nv50_transfer_init_screen_functions(pscreen);
 238
 239         /* DMA engine object */
 240         ret = nouveau_grobj_alloc(chan, 0xbeef5039,
 241                 NV50_MEMORY_TO_MEMORY_FORMAT, &screen->m2mf);
 242         if (ret) {
 243                 NOUVEAU_ERR("Error creating M2MF object: %d\n", ret);
 244                 nv50_screen_destroy(pscreen);
 245                 return NULL;
 246         }
 247
 248         /* 2D object */
 249         ret = nouveau_grobj_alloc(chan, 0xbeef502d, NV50_2D, &screen->eng2d);
 250         if (ret) {
 251                 NOUVEAU_ERR("Error creating 2D object: %d\n", ret);
 252                 nv50_screen_destroy(pscreen);
 253                 return NULL;
 254         }
 255
 256         /* 3D object */
 257         switch (chipset & 0xf0) {
 258         case 0x50:
 259                 tesla_class = NV50TCL;
 260                 break;
 261         case 0x80:
 262         case 0x90:
 263                 tesla_class = NV84TCL;
 264                 break;
 265         case 0xa0:
 266                 switch (chipset) {
 267                 case 0xa0:
 268                 case 0xaa:
 269                 case 0xac:
 270                         tesla_class = NVA0TCL;
 271                         break;
 272                 default:
 273                         tesla_class = NVA8TCL;
 274                         break;
 275                 }
 276                 break;
 277         default:
 278                 NOUVEAU_ERR("Not a known NV50 chipset: NV%02x\n", chipset);
 279                 nv50_screen_destroy(pscreen);
 280                 return NULL;
 281         }
 282
 283         ret = nouveau_grobj_alloc(chan, 0xbeef5097, tesla_class,
 284                 &screen->tesla);
 285         if (ret) {
 286                 NOUVEAU_ERR("Error creating 3D object: %d\n", ret);
 287                 nv50_screen_destroy(pscreen);
 288                 return NULL;
 289         }
 290
 291         /* Sync notifier */
 292         ret = nouveau_notifier_alloc(chan, 0xbeef0301, 1, &screen->sync);
 293         if (ret) {
 294                 NOUVEAU_ERR("Error creating notifier object: %d\n", ret);
 295                 nv50_screen_destroy(pscreen);
 296                 return NULL;
 297         }
 298
 299         /* Static M2MF init */
 300         so = so_new(1, 3, 0);
 301         so_method(so, screen->m2mf, NV04_MEMORY_TO_MEMORY_FORMAT_DMA_NOTIFY, 3);
 302         so_data  (so, screen->sync->handle);
 303         so_data  (so, chan->vram->handle);
 304         so_data  (so, chan->vram->handle);
 305         so_emit(chan, so);
 306         so_ref (NULL, &so);
 307
 308         /* Static 2D init */
 309         so = so_new(4, 7, 0);
 310         so_method(so, screen->eng2d, NV50_2D_DMA_NOTIFY, 4);
 311         so_data  (so, screen->sync->handle);
 312         so_data  (so, chan->vram->handle);
 313         so_data  (so, chan->vram->handle);
 314         so_data  (so, chan->vram->handle);
 315         so_method(so, screen->eng2d, NV50_2D_OPERATION, 1);
 316         so_data  (so, NV50_2D_OPERATION_SRCCOPY);
 317         so_method(so, screen->eng2d, NV50_2D_CLIP_ENABLE, 1);
 318         so_data  (so, 0);
 319         so_method(so, screen->eng2d, 0x0888, 1);
 320         so_data  (so, 1);
 321         so_emit(chan, so);
 322         so_ref(NULL, &so);
 323
 324         /* Static tesla init */
 325         so = so_new(47, 95, 24);
 326
 327         so_method(so, screen->tesla, NV50TCL_COND_MODE, 1);
 328         so_data  (so, NV50TCL_COND_MODE_ALWAYS);
 329         so_method(so, screen->tesla, NV50TCL_DMA_NOTIFY, 1);
 330         so_data  (so, screen->sync->handle);
 331         so_method(so, screen->tesla, NV50TCL_DMA_ZETA, 11);
 332         for (i = 0; i < 11; i++)
 333                 so_data(so, chan->vram->handle);
 334         so_method(so, screen->tesla, NV50TCL_DMA_COLOR(0),
 335                                      NV50TCL_DMA_COLOR__SIZE);
 336         for (i = 0; i < NV50TCL_DMA_COLOR__SIZE; i++)
 337                 so_data(so, chan->vram->handle);
 338         so_method(so, screen->tesla, NV50TCL_RT_CONTROL, 1);
 339         so_data  (so, 1);
 340
 341         /* activate all 32 lanes (threads) in a warp */
 342         so_method(so, screen->tesla, NV50TCL_WARP_HALVES, 1);
 343         so_data  (so, 0x2);
 344         so_method(so, screen->tesla, 0x1400, 1);
 345         so_data  (so, 0xf);
 346
 347         /* max TIC (bits 4:8) & TSC (ignored) bindings, per program type */
 348         for (i = 0; i < 3; ++i) {
 349                 so_method(so, screen->tesla, NV50TCL_TEX_LIMITS(i), 1);
 350                 so_data  (so, 0x54);
 351         }
 352
 353         /* origin is top left (set to 1 for bottom left) */
 354         so_method(so, screen->tesla, NV50TCL_Y_ORIGIN_BOTTOM, 1);
 355         so_data  (so, 0);
 356         so_method(so, screen->tesla, NV50TCL_VP_REG_ALLOC_RESULT, 1);
 357         so_data  (so, 8);
 358
 359         /* constant buffers for immediates and VP/FP parameters */
 360         ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 0, (32 * 4) * 4,
 361                              &screen->constbuf_misc[0]);
 362         if (ret) {
 363                 nv50_screen_destroy(pscreen);
 364                 return NULL;
 365         }
 366
 367         for (i = 0; i < 3; i++) {
 368                 ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 0, (256 * 4) * 4,
 369                                      &screen->constbuf_parm[i]);
 370                 if (ret) {
 371                         nv50_screen_destroy(pscreen);
 372                         return NULL;
 373                 }
 374         }
 375
 376         if (nouveau_resource_init(&screen->immd_heap[0], 0, 128) ||
 377             nouveau_resource_init(&screen->parm_heap[0], 0, 512) ||
 378             nouveau_resource_init(&screen->parm_heap[1], 0, 512))
 379         {
 380                 NOUVEAU_ERR("Error initialising constant buffers.\n");
 381                 nv50_screen_destroy(pscreen);
 382                 return NULL;
 383         }
 384
 385         /*
 386         // map constant buffers:
 387         //  B = buffer ID (maybe more than 1 byte)
 388         //  N = CB index used in shader instruction
 389         //  P = program type (0 = VP, 2 = GP, 3 = FP)
 390         so_method(so, screen->tesla, NV50TCL_SET_PROGRAM_CB, 1);
 391         so_data  (so, 0x000BBNP1);
 392         */
 393
 394         so_method(so, screen->tesla, NV50TCL_CB_DEF_ADDRESS_HIGH, 3);
 395         so_reloc (so, screen->constbuf_misc[0], 0, NOUVEAU_BO_VRAM |
 396                   NOUVEAU_BO_RD | NOUVEAU_BO_HIGH, 0, 0);
 397         so_reloc (so, screen->constbuf_misc[0], 0, NOUVEAU_BO_VRAM |
 398                   NOUVEAU_BO_RD | NOUVEAU_BO_LOW, 0, 0);
 399         so_data  (so, (NV50_CB_PMISC << 16) | 0x00000200);
 400         so_method(so, screen->tesla, NV50TCL_SET_PROGRAM_CB, 1);
 401         so_data  (so, 0x00000001 | (NV50_CB_PMISC << 12));
 402         so_method(so, screen->tesla, NV50TCL_SET_PROGRAM_CB, 1);
 403         so_data  (so, 0x00000021 | (NV50_CB_PMISC << 12));
 404         so_method(so, screen->tesla, NV50TCL_SET_PROGRAM_CB, 1);
 405         so_data  (so, 0x00000031 | (NV50_CB_PMISC << 12));
 406
 407         /* bind auxiliary constbuf to immediate data bo */
 408         so_method(so, screen->tesla, NV50TCL_CB_DEF_ADDRESS_HIGH, 3);
 409         so_reloc (so, screen->constbuf_misc[0], (128 * 4) * 4,
 410                   NOUVEAU_BO_VRAM | NOUVEAU_BO_RD | NOUVEAU_BO_HIGH, 0, 0);
 411         so_reloc (so, screen->constbuf_misc[0], (128 * 4) * 4,
 412                   NOUVEAU_BO_VRAM | NOUVEAU_BO_RD | NOUVEAU_BO_LOW, 0, 0);
 413         so_data  (so, (NV50_CB_AUX << 16) | 0x00000200);
 414         so_method(so, screen->tesla, NV50TCL_SET_PROGRAM_CB, 1);
 415         so_data  (so, 0x00000201 | (NV50_CB_AUX << 12));
 416         so_method(so, screen->tesla, NV50TCL_SET_PROGRAM_CB, 1);
 417         so_data  (so, 0x00000221 | (NV50_CB_AUX << 12));
 418
 419         so_method(so, screen->tesla, NV50TCL_CB_DEF_ADDRESS_HIGH, 3);
 420         so_reloc (so, screen->constbuf_parm[PIPE_SHADER_VERTEX], 0,
 421                   NOUVEAU_BO_VRAM | NOUVEAU_BO_RD | NOUVEAU_BO_HIGH, 0, 0);
 422         so_reloc (so, screen->constbuf_parm[PIPE_SHADER_VERTEX], 0,
 423                   NOUVEAU_BO_VRAM | NOUVEAU_BO_RD | NOUVEAU_BO_LOW, 0, 0);
 424         so_data  (so, (NV50_CB_PVP << 16) | 0x00000800);
 425         so_method(so, screen->tesla, NV50TCL_SET_PROGRAM_CB, 1);
 426         so_data  (so, 0x00000101 | (NV50_CB_PVP << 12));
 427
 428         so_method(so, screen->tesla, NV50TCL_CB_DEF_ADDRESS_HIGH, 3);
 429         so_reloc (so, screen->constbuf_parm[PIPE_SHADER_GEOMETRY], 0,
 430                   NOUVEAU_BO_VRAM | NOUVEAU_BO_RD | NOUVEAU_BO_HIGH, 0, 0);
 431         so_reloc (so, screen->constbuf_parm[PIPE_SHADER_GEOMETRY], 0,
 432                   NOUVEAU_BO_VRAM | NOUVEAU_BO_RD | NOUVEAU_BO_LOW, 0, 0);
 433         so_data  (so, (NV50_CB_PGP << 16) | 0x00000800);
 434         so_method(so, screen->tesla, NV50TCL_SET_PROGRAM_CB, 1);
 435         so_data  (so, 0x00000121 | (NV50_CB_PGP << 12));
 436
 437         so_method(so, screen->tesla, NV50TCL_CB_DEF_ADDRESS_HIGH, 3);
 438         so_reloc (so, screen->constbuf_parm[PIPE_SHADER_FRAGMENT], 0,
 439                   NOUVEAU_BO_VRAM | NOUVEAU_BO_RD | NOUVEAU_BO_HIGH, 0, 0);
 440         so_reloc (so, screen->constbuf_parm[PIPE_SHADER_FRAGMENT], 0,
 441                   NOUVEAU_BO_VRAM | NOUVEAU_BO_RD | NOUVEAU_BO_LOW, 0, 0);
 442         so_data  (so, (NV50_CB_PFP << 16) | 0x00000800);
 443         so_method(so, screen->tesla, NV50TCL_SET_PROGRAM_CB, 1);
 444         so_data  (so, 0x00000131 | (NV50_CB_PFP << 12));
 445
 446         ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 0, 3 * 32 * (8 * 4),
 447                              &screen->tic);
 448         if (ret) {
 449                 nv50_screen_destroy(pscreen);
 450                 return NULL;
 451         }
 452
 453         so_method(so, screen->tesla, NV50TCL_TIC_ADDRESS_HIGH, 3);
 454         so_reloc (so, screen->tic, 0, NOUVEAU_BO_VRAM |
 455                   NOUVEAU_BO_RD | NOUVEAU_BO_HIGH, 0, 0);
 456         so_reloc (so, screen->tic, 0, NOUVEAU_BO_VRAM |
 457                   NOUVEAU_BO_RD | NOUVEAU_BO_LOW, 0, 0);
 458         so_data  (so, 3 * 32 - 1);
 459
 460         ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 0, 3 * 32 * (8 * 4),
 461                              &screen->tsc);
 462         if (ret) {
 463                 nv50_screen_destroy(pscreen);
 464                 return NULL;
 465         }
 466
 467         so_method(so, screen->tesla, NV50TCL_TSC_ADDRESS_HIGH, 3);
 468         so_reloc (so, screen->tsc, 0, NOUVEAU_BO_VRAM |
 469                   NOUVEAU_BO_RD | NOUVEAU_BO_HIGH, 0, 0);
 470         so_reloc (so, screen->tsc, 0, NOUVEAU_BO_VRAM |
 471                   NOUVEAU_BO_RD | NOUVEAU_BO_LOW, 0, 0);
 472         so_data  (so, 0x00000000); /* ignored if TSC_LINKED (0x1234) = 1 */
 473
 474
 475         /* Vertex array limits - max them out */
 476         for (i = 0; i < 16; i++) {
 477                 so_method(so, screen->tesla, NV50TCL_VERTEX_ARRAY_LIMIT_HIGH(i), 2);
 478                 so_data  (so, 0x000000ff);
 479                 so_data  (so, 0xffffffff);
 480         }
 481
 482         so_method(so, screen->tesla, NV50TCL_DEPTH_RANGE_NEAR(0), 2);
 483         so_data  (so, fui(0.0));
 484         so_data  (so, fui(1.0));
 485
 486         /* no dynamic combination of TIC & TSC entries => only BIND_TIC used */
 487         so_method(so, screen->tesla, NV50TCL_LINKED_TSC, 1);
 488         so_data  (so, 1);
 489
 490         so_method(so, screen->tesla, NV50TCL_EDGEFLAG_ENABLE, 1);
 491         so_data  (so, 1); /* default edgeflag to TRUE */
 492
 493         so_emit(chan, so);
 494         so_ref (so, &screen->static_init);
 495         so_ref (NULL, &so);
 496         nouveau_pushbuf_flush(chan, 0);
 497
 498         screen->force_push = debug_get_bool_option("NV50_ALWAYS_PUSH", FALSE);
 499         return pscreen;
 500 }
 501