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_X8R8G8B8_UNORM:
  39                 case PIPE_FORMAT_A8R8G8B8_UNORM:
  40                 case PIPE_FORMAT_R5G6B5_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_Z24S8_UNORM:
  55                 case PIPE_FORMAT_X8Z24_UNORM:
  56                 case PIPE_FORMAT_S8Z24_UNORM:
  57                         return TRUE;
  58                 default:
  59                         break;
  60                 }
  61         } else {
  62                 switch (format) {
  63                 case PIPE_FORMAT_A8R8G8B8_UNORM:
  64                 case PIPE_FORMAT_X8R8G8B8_UNORM:
  65                 case PIPE_FORMAT_A8R8G8B8_SRGB:
  66                 case PIPE_FORMAT_X8R8G8B8_SRGB:
  67                 case PIPE_FORMAT_A1R5G5B5_UNORM:
  68                 case PIPE_FORMAT_A4R4G4B4_UNORM:
  69                 case PIPE_FORMAT_R5G6B5_UNORM:
  70                 case PIPE_FORMAT_L8_UNORM:
  71                 case PIPE_FORMAT_A8_UNORM:
  72                 case PIPE_FORMAT_I8_UNORM:
  73                 case PIPE_FORMAT_A8L8_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_Z24S8_UNORM:
  79                 case PIPE_FORMAT_S8Z24_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         switch (param) {
  99         case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS:
 100                 return 32;
 101         case PIPE_CAP_MAX_VERTEX_TEXTURE_UNITS:
 102                 return 32;
 103         case PIPE_CAP_MAX_COMBINED_SAMPLERS:
 104                 return 64;
 105         case PIPE_CAP_NPOT_TEXTURES:
 106                 return 1;
 107         case PIPE_CAP_TWO_SIDED_STENCIL:
 108                 return 1;
 109         case PIPE_CAP_GLSL:
 110                 return 0;
 111         case PIPE_CAP_ANISOTROPIC_FILTER:
 112                 return 1;
 113         case PIPE_CAP_POINT_SPRITE:
 114                 return 1;
 115         case PIPE_CAP_MAX_RENDER_TARGETS:
 116                 return 8;
 117         case PIPE_CAP_OCCLUSION_QUERY:
 118                 return 1;
 119         case PIPE_CAP_TEXTURE_SHADOW_MAP:
 120                 return 1;
 121         case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
 122                 return 13;
 123         case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
 124                 return 10;
 125         case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
 126                 return 13;
 127         case PIPE_CAP_TEXTURE_MIRROR_CLAMP:
 128         case PIPE_CAP_TEXTURE_MIRROR_REPEAT:
 129                 return 1;
 130         case PIPE_CAP_TGSI_CONT_SUPPORTED:
 131                 return 1;
 132         case PIPE_CAP_BLEND_EQUATION_SEPARATE:
 133                 return 1;
 134         case NOUVEAU_CAP_HW_VTXBUF:
 135                 return 1;
 136         case NOUVEAU_CAP_HW_IDXBUF:
 137                 return 0;
 138         case PIPE_CAP_INDEP_BLEND_ENABLE:
 139                 return 0;
 140         case PIPE_CAP_INDEP_BLEND_FUNC:
 141                 return 0;
 142         default:
 143                 NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
 144                 return 0;
 145         }
 146 }
 147
 148 static float
 149 nv50_screen_get_paramf(struct pipe_screen *pscreen, int param)
 150 {
 151         switch (param) {
 152         case PIPE_CAP_MAX_LINE_WIDTH:
 153         case PIPE_CAP_MAX_LINE_WIDTH_AA:
 154                 return 10.0;
 155         case PIPE_CAP_MAX_POINT_WIDTH:
 156         case PIPE_CAP_MAX_POINT_WIDTH_AA:
 157                 return 64.0;
 158         case PIPE_CAP_MAX_TEXTURE_ANISOTROPY:
 159                 return 16.0;
 160         case PIPE_CAP_MAX_TEXTURE_LOD_BIAS:
 161                 return 4.0;
 162         default:
 163                 NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
 164                 return 0.0;
 165         }
 166 }
 167
 168 static void
 169 nv50_screen_destroy(struct pipe_screen *pscreen)
 170 {
 171         struct nv50_screen *screen = nv50_screen(pscreen);
 172         unsigned i;
 173
 174         for (i = 0; i < 3; i++) {
 175                 if (screen->constbuf_parm[i])
 176                         nouveau_bo_ref(NULL, &screen->constbuf_parm[i]);
 177         }
 178
 179         if (screen->constbuf_misc[0])
 180                 nouveau_bo_ref(NULL, &screen->constbuf_misc[0]);
 181         if (screen->tic)
 182                 nouveau_bo_ref(NULL, &screen->tic);
 183         if (screen->tsc)
 184                 nouveau_bo_ref(NULL, &screen->tsc);
 185         if (screen->static_init)
 186                 so_ref(NULL, &screen->static_init);
 187
 188         nouveau_notifier_free(&screen->sync);
 189         nouveau_grobj_free(&screen->tesla);
 190         nouveau_grobj_free(&screen->eng2d);
 191         nouveau_grobj_free(&screen->m2mf);
 192         nouveau_screen_fini(&screen->base);
 193         FREE(screen);
 194 }
 195
 196 static int
 197 nv50_pre_pipebuffer_map(struct pipe_screen *pscreen, struct pipe_buffer *pb,
 198         unsigned usage)
 199 {
 200         struct nv50_screen *screen = nv50_screen(pscreen);
 201         struct nv50_context *ctx = screen->cur_ctx;
 202
 203         if (!(pb->usage & PIPE_BUFFER_USAGE_VERTEX))
 204                 return 0;
 205
 206         /* Our vtxbuf got mapped, it can no longer be considered part of current
 207          * state, remove it to avoid emitting reloc markers.
 208          */
 209         if (ctx && ctx->state.vtxbuf && so_bo_is_reloc(ctx->state.vtxbuf,
 210                         nouveau_bo(pb))) {
 211                 so_ref(NULL, &ctx->state.vtxbuf);
 212                 ctx->dirty |= NV50_NEW_ARRAYS;
 213         }
 214
 215         return 0;
 216 }
 217
 218 struct pipe_screen *
 219 nv50_screen_create(struct pipe_winsys *ws, struct nouveau_device *dev)
 220 {
 221         struct nv50_screen *screen = CALLOC_STRUCT(nv50_screen);
 222         struct nouveau_channel *chan;
 223         struct pipe_screen *pscreen;
 224         struct nouveau_stateobj *so;
 225         unsigned chipset = dev->chipset;
 226         unsigned tesla_class = 0;
 227         int ret, i;
 228
 229         if (!screen)
 230                 return NULL;
 231         pscreen = &screen->base.base;
 232
 233         ret = nouveau_screen_init(&screen->base, dev);
 234         if (ret) {
 235                 nv50_screen_destroy(pscreen);
 236                 return NULL;
 237         }
 238         chan = screen->base.channel;
 239
 240         pscreen->winsys = ws;
 241         pscreen->destroy = nv50_screen_destroy;
 242         pscreen->get_param = nv50_screen_get_param;
 243         pscreen->get_paramf = nv50_screen_get_paramf;
 244         pscreen->is_format_supported = nv50_screen_is_format_supported;
 245         screen->base.pre_pipebuffer_map_callback = nv50_pre_pipebuffer_map;
 246
 247         nv50_screen_init_miptree_functions(pscreen);
 248         nv50_transfer_init_screen_functions(pscreen);
 249
 250         /* DMA engine object */
 251         ret = nouveau_grobj_alloc(chan, 0xbeef5039,
 252                 NV50_MEMORY_TO_MEMORY_FORMAT, &screen->m2mf);
 253         if (ret) {
 254                 NOUVEAU_ERR("Error creating M2MF object: %d\n", ret);
 255                 nv50_screen_destroy(pscreen);
 256                 return NULL;
 257         }
 258
 259         /* 2D object */
 260         ret = nouveau_grobj_alloc(chan, 0xbeef502d, NV50_2D, &screen->eng2d);
 261         if (ret) {
 262                 NOUVEAU_ERR("Error creating 2D object: %d\n", ret);
 263                 nv50_screen_destroy(pscreen);
 264                 return NULL;
 265         }
 266
 267         /* 3D object */
 268         switch (chipset & 0xf0) {
 269         case 0x50:
 270                 tesla_class = NV50TCL;
 271                 break;
 272         case 0x80:
 273         case 0x90:
 274                 tesla_class = NV84TCL;
 275                 break;
 276         case 0xa0:
 277                 switch (chipset) {
 278                 case 0xa0:
 279                 case 0xaa:
 280                 case 0xac:
 281                         tesla_class = NVA0TCL;
 282                         break;
 283                 default:
 284                         tesla_class = NVA8TCL;
 285                         break;
 286                 }
 287                 break;
 288         default:
 289                 NOUVEAU_ERR("Not a known NV50 chipset: NV%02x\n", chipset);
 290                 nv50_screen_destroy(pscreen);
 291                 return NULL;
 292         }
 293
 294         ret = nouveau_grobj_alloc(chan, 0xbeef5097, tesla_class,
 295                 &screen->tesla);
 296         if (ret) {
 297                 NOUVEAU_ERR("Error creating 3D object: %d\n", ret);
 298                 nv50_screen_destroy(pscreen);
 299                 return NULL;
 300         }
 301
 302         /* Sync notifier */
 303         ret = nouveau_notifier_alloc(chan, 0xbeef0301, 1, &screen->sync);
 304         if (ret) {
 305                 NOUVEAU_ERR("Error creating notifier object: %d\n", ret);
 306                 nv50_screen_destroy(pscreen);
 307                 return NULL;
 308         }
 309
 310         /* Static M2MF init */
 311         so = so_new(1, 3, 0);
 312         so_method(so, screen->m2mf, NV04_MEMORY_TO_MEMORY_FORMAT_DMA_NOTIFY, 3);
 313         so_data  (so, screen->sync->handle);
 314         so_data  (so, chan->vram->handle);
 315         so_data  (so, chan->vram->handle);
 316         so_emit(chan, so);
 317         so_ref (NULL, &so);
 318
 319         /* Static 2D init */
 320         so = so_new(4, 7, 0);
 321         so_method(so, screen->eng2d, NV50_2D_DMA_NOTIFY, 4);
 322         so_data  (so, screen->sync->handle);
 323         so_data  (so, chan->vram->handle);
 324         so_data  (so, chan->vram->handle);
 325         so_data  (so, chan->vram->handle);
 326         so_method(so, screen->eng2d, NV50_2D_OPERATION, 1);
 327         so_data  (so, NV50_2D_OPERATION_SRCCOPY);
 328         so_method(so, screen->eng2d, NV50_2D_CLIP_ENABLE, 1);
 329         so_data  (so, 0);
 330         so_method(so, screen->eng2d, 0x0888, 1);
 331         so_data  (so, 1);
 332         so_emit(chan, so);
 333         so_ref(NULL, &so);
 334
 335         /* Static tesla init */
 336         so = so_new(47, 95, 24);
 337
 338         so_method(so, screen->tesla, NV50TCL_COND_MODE, 1);
 339         so_data  (so, NV50TCL_COND_MODE_ALWAYS);
 340         so_method(so, screen->tesla, NV50TCL_DMA_NOTIFY, 1);
 341         so_data  (so, screen->sync->handle);
 342         so_method(so, screen->tesla, NV50TCL_DMA_ZETA, 11);
 343         for (i = 0; i < 11; i++)
 344                 so_data(so, chan->vram->handle);
 345         so_method(so, screen->tesla, NV50TCL_DMA_COLOR(0),
 346                                      NV50TCL_DMA_COLOR__SIZE);
 347         for (i = 0; i < NV50TCL_DMA_COLOR__SIZE; i++)
 348                 so_data(so, chan->vram->handle);
 349         so_method(so, screen->tesla, NV50TCL_RT_CONTROL, 1);
 350         so_data  (so, 1);
 351
 352         /* activate all 32 lanes (threads) in a warp */
 353         so_method(so, screen->tesla, NV50TCL_WARP_HALVES, 1);
 354         so_data  (so, 0x2);
 355         so_method(so, screen->tesla, 0x1400, 1);
 356         so_data  (so, 0xf);
 357
 358         /* max TIC (bits 4:8) & TSC (ignored) bindings, per program type */
 359         for (i = 0; i < 3; ++i) {
 360                 so_method(so, screen->tesla, NV50TCL_TEX_LIMITS(i), 1);
 361                 so_data  (so, 0x54);
 362         }
 363
 364         /* origin is top left (set to 1 for bottom left) */
 365         so_method(so, screen->tesla, NV50TCL_Y_ORIGIN_BOTTOM, 1);
 366         so_data  (so, 0);
 367         so_method(so, screen->tesla, NV50TCL_VP_REG_ALLOC_RESULT, 1);
 368         so_data  (so, 8);
 369
 370         /* constant buffers for immediates and VP/FP parameters */
 371         ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 0, (32 * 4) * 4,
 372                              &screen->constbuf_misc[0]);
 373         if (ret) {
 374                 nv50_screen_destroy(pscreen);
 375                 return NULL;
 376         }
 377
 378         for (i = 0; i < 3; i++) {
 379                 ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 0, (256 * 4) * 4,
 380                                      &screen->constbuf_parm[i]);
 381                 if (ret) {
 382                         nv50_screen_destroy(pscreen);
 383                         return NULL;
 384                 }
 385         }
 386
 387         if (nouveau_resource_init(&screen->immd_heap[0], 0, 128) ||
 388             nouveau_resource_init(&screen->parm_heap[0], 0, 512) ||
 389             nouveau_resource_init(&screen->parm_heap[1], 0, 512))
 390         {
 391                 NOUVEAU_ERR("Error initialising constant buffers.\n");
 392                 nv50_screen_destroy(pscreen);
 393                 return NULL;
 394         }
 395
 396         /*
 397         // map constant buffers:
 398         //  B = buffer ID (maybe more than 1 byte)
 399         //  N = CB index used in shader instruction
 400         //  P = program type (0 = VP, 2 = GP, 3 = FP)
 401         so_method(so, screen->tesla, NV50TCL_SET_PROGRAM_CB, 1);
 402         so_data  (so, 0x000BBNP1);
 403         */
 404
 405         so_method(so, screen->tesla, NV50TCL_CB_DEF_ADDRESS_HIGH, 3);
 406         so_reloc (so, screen->constbuf_misc[0], 0, NOUVEAU_BO_VRAM |
 407                   NOUVEAU_BO_RD | NOUVEAU_BO_HIGH, 0, 0);
 408         so_reloc (so, screen->constbuf_misc[0], 0, NOUVEAU_BO_VRAM |
 409                   NOUVEAU_BO_RD | NOUVEAU_BO_LOW, 0, 0);
 410         so_data  (so, (NV50_CB_PMISC << 16) | 0x00000200);
 411         so_method(so, screen->tesla, NV50TCL_SET_PROGRAM_CB, 1);
 412         so_data  (so, 0x00000001 | (NV50_CB_PMISC << 12));
 413         so_method(so, screen->tesla, NV50TCL_SET_PROGRAM_CB, 1);
 414         so_data  (so, 0x00000021 | (NV50_CB_PMISC << 12));
 415         so_method(so, screen->tesla, NV50TCL_SET_PROGRAM_CB, 1);
 416         so_data  (so, 0x00000031 | (NV50_CB_PMISC << 12));
 417
 418         /* bind auxiliary constbuf to immediate data bo */
 419         so_method(so, screen->tesla, NV50TCL_CB_DEF_ADDRESS_HIGH, 3);
 420         so_reloc (so, screen->constbuf_misc[0], (128 * 4) * 4,
 421                   NOUVEAU_BO_VRAM | NOUVEAU_BO_RD | NOUVEAU_BO_HIGH, 0, 0);
 422         so_reloc (so, screen->constbuf_misc[0], (128 * 4) * 4,
 423                   NOUVEAU_BO_VRAM | NOUVEAU_BO_RD | NOUVEAU_BO_LOW, 0, 0);
 424         so_data  (so, (NV50_CB_AUX << 16) | 0x00000200);
 425         so_method(so, screen->tesla, NV50TCL_SET_PROGRAM_CB, 1);
 426         so_data  (so, 0x00000201 | (NV50_CB_AUX << 12));
 427         so_method(so, screen->tesla, NV50TCL_SET_PROGRAM_CB, 1);
 428         so_data  (so, 0x00000221 | (NV50_CB_AUX << 12));
 429
 430         so_method(so, screen->tesla, NV50TCL_CB_DEF_ADDRESS_HIGH, 3);
 431         so_reloc (so, screen->constbuf_parm[PIPE_SHADER_VERTEX], 0,
 432                   NOUVEAU_BO_VRAM | NOUVEAU_BO_RD | NOUVEAU_BO_HIGH, 0, 0);
 433         so_reloc (so, screen->constbuf_parm[PIPE_SHADER_VERTEX], 0,
 434                   NOUVEAU_BO_VRAM | NOUVEAU_BO_RD | NOUVEAU_BO_LOW, 0, 0);
 435         so_data  (so, (NV50_CB_PVP << 16) | 0x00000800);
 436         so_method(so, screen->tesla, NV50TCL_SET_PROGRAM_CB, 1);
 437         so_data  (so, 0x00000101 | (NV50_CB_PVP << 12));
 438
 439         so_method(so, screen->tesla, NV50TCL_CB_DEF_ADDRESS_HIGH, 3);
 440         so_reloc (so, screen->constbuf_parm[PIPE_SHADER_GEOMETRY], 0,
 441                   NOUVEAU_BO_VRAM | NOUVEAU_BO_RD | NOUVEAU_BO_HIGH, 0, 0);
 442         so_reloc (so, screen->constbuf_parm[PIPE_SHADER_GEOMETRY], 0,
 443                   NOUVEAU_BO_VRAM | NOUVEAU_BO_RD | NOUVEAU_BO_LOW, 0, 0);
 444         so_data  (so, (NV50_CB_PGP << 16) | 0x00000800);
 445         so_method(so, screen->tesla, NV50TCL_SET_PROGRAM_CB, 1);
 446         so_data  (so, 0x00000121 | (NV50_CB_PGP << 12));
 447
 448         so_method(so, screen->tesla, NV50TCL_CB_DEF_ADDRESS_HIGH, 3);
 449         so_reloc (so, screen->constbuf_parm[PIPE_SHADER_FRAGMENT], 0,
 450                   NOUVEAU_BO_VRAM | NOUVEAU_BO_RD | NOUVEAU_BO_HIGH, 0, 0);
 451         so_reloc (so, screen->constbuf_parm[PIPE_SHADER_FRAGMENT], 0,
 452                   NOUVEAU_BO_VRAM | NOUVEAU_BO_RD | NOUVEAU_BO_LOW, 0, 0);
 453         so_data  (so, (NV50_CB_PFP << 16) | 0x00000800);
 454         so_method(so, screen->tesla, NV50TCL_SET_PROGRAM_CB, 1);
 455         so_data  (so, 0x00000131 | (NV50_CB_PFP << 12));
 456
 457         ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 0, PIPE_SHADER_TYPES*32*32,
 458                              &screen->tic);
 459         if (ret) {
 460                 nv50_screen_destroy(pscreen);
 461                 return NULL;
 462         }
 463
 464         so_method(so, screen->tesla, NV50TCL_TIC_ADDRESS_HIGH, 3);
 465         so_reloc (so, screen->tic, 0, NOUVEAU_BO_VRAM |
 466                   NOUVEAU_BO_RD | NOUVEAU_BO_HIGH, 0, 0);
 467         so_reloc (so, screen->tic, 0, NOUVEAU_BO_VRAM |
 468                   NOUVEAU_BO_RD | NOUVEAU_BO_LOW, 0, 0);
 469         so_data  (so, PIPE_SHADER_TYPES * 32 - 1);
 470
 471         ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 0, PIPE_SHADER_TYPES*32*32,
 472                              &screen->tsc);
 473         if (ret) {
 474                 nv50_screen_destroy(pscreen);
 475                 return NULL;
 476         }
 477
 478         so_method(so, screen->tesla, NV50TCL_TSC_ADDRESS_HIGH, 3);
 479         so_reloc (so, screen->tsc, 0, NOUVEAU_BO_VRAM |
 480                   NOUVEAU_BO_RD | NOUVEAU_BO_HIGH, 0, 0);
 481         so_reloc (so, screen->tsc, 0, NOUVEAU_BO_VRAM |
 482                   NOUVEAU_BO_RD | NOUVEAU_BO_LOW, 0, 0);
 483         so_data  (so, 0x00000000); /* ignored if TSC_LINKED (0x1234) = 1 */
 484
 485
 486         /* Vertex array limits - max them out */
 487         for (i = 0; i < 16; i++) {
 488                 so_method(so, screen->tesla, NV50TCL_VERTEX_ARRAY_LIMIT_HIGH(i), 2);
 489                 so_data  (so, 0x000000ff);
 490                 so_data  (so, 0xffffffff);
 491         }
 492
 493         so_method(so, screen->tesla, NV50TCL_DEPTH_RANGE_NEAR(0), 2);
 494         so_data  (so, fui(0.0));
 495         so_data  (so, fui(1.0));
 496
 497         /* no dynamic combination of TIC & TSC entries => only BIND_TIC used */
 498         so_method(so, screen->tesla, NV50TCL_LINKED_TSC, 1);
 499         so_data  (so, 1);
 500
 501         /* activate first scissor rectangle */
 502         so_method(so, screen->tesla, NV50TCL_SCISSOR_ENABLE(0), 1);
 503         so_data  (so, 1);
 504
 505         so_method(so, screen->tesla, NV50TCL_EDGEFLAG_ENABLE, 1);
 506         so_data  (so, 1); /* default edgeflag to TRUE */
 507
 508         so_emit(chan, so);
 509         so_ref (so, &screen->static_init);
 510         so_ref (NULL, &so);
 511         nouveau_pushbuf_flush(chan, 0);
 512
 513         return pscreen;
 514 }
 515