src/mesa/drivers/dri/nouveau/nv10_context.c

   1 /*
   2  * Copyright (C) 2009-2010 Francisco Jerez.
   3  * All Rights Reserved.
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining
   6  * a copy of this software and associated documentation files (the
   7  * "Software"), to deal in the Software without restriction, including
   8  * without limitation the rights to use, copy, modify, merge, publish,
   9  * distribute, sublicense, and/or sell copies of the Software, and to
  10  * permit persons to whom the Software is furnished to do so, subject to
  11  * the following conditions:
  12  *
  13  * The above copyright notice and this permission notice (including the
  14  * next paragraph) shall be included in all copies or substantial
  15  * portions of the Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  18  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  19  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
  20  * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
  21  * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  22  * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  23  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  24  *
  25  */
  26
  27 #include "nouveau_driver.h"
  28 #include "nouveau_context.h"
  29 #include "nouveau_fbo.h"
  30 #include "nouveau_util.h"
  31 #include "nouveau_class.h"
  32 #include "nv04_driver.h"
  33 #include "nv10_driver.h"
  34
  35 static const struct dri_extension nv10_extensions[] = {
  36         { "GL_EXT_texture_rectangle",   NULL },
  37         { "GL_ARB_texture_env_combine", NULL },
  38         { "GL_ARB_texture_env_dot3",    NULL },
  39         { NULL,                         NULL }
  40 };
  41
  42 static void
  43 nv10_clear(GLcontext *ctx, GLbitfield buffers)
  44 {
  45         struct nouveau_channel *chan = context_chan(ctx);
  46         struct nouveau_grobj *celsius = context_eng3d(ctx);
  47         struct nouveau_framebuffer *nfb = to_nouveau_framebuffer(
  48                 ctx->DrawBuffer);
  49
  50         nouveau_validate_framebuffer(ctx);
  51
  52         /* Clear the LMA depth buffer, if present. */
  53         if ((buffers & BUFFER_BIT_DEPTH) && ctx->Depth.Mask &&
  54             nfb->lma_bo) {
  55                 struct nouveau_surface *s = &to_nouveau_renderbuffer(
  56                         nfb->base._DepthBuffer->Wrapped)->surface;
  57
  58                 BEGIN_RING(chan, celsius, NV17TCL_LMA_DEPTH_FILL_VALUE, 1);
  59                 OUT_RING(chan, pack_zs_f(s->format, ctx->Depth.Clear, 0));
  60                 BEGIN_RING(chan, celsius, NV17TCL_LMA_DEPTH_BUFFER_CLEAR, 1);
  61                 OUT_RING(chan, 1);
  62         }
  63
  64         nouveau_clear(ctx, buffers);
  65 }
  66
  67 static void
  68 nv10_hwctx_init(GLcontext *ctx)
  69 {
  70         struct nouveau_channel *chan = context_chan(ctx);
  71         struct nouveau_grobj *celsius = context_eng3d(ctx);
  72         struct nouveau_hw_state *hw = &to_nouveau_context(ctx)->hw;
  73         int i;
  74
  75         BEGIN_RING(chan, celsius, NV10TCL_DMA_NOTIFY, 1);
  76         OUT_RING(chan, hw->ntfy->handle);
  77
  78         BEGIN_RING(chan, celsius, NV10TCL_DMA_IN_MEMORY0, 3);
  79         OUT_RING(chan, chan->vram->handle);
  80         OUT_RING(chan, chan->gart->handle);
  81         OUT_RING(chan, chan->gart->handle);
  82         BEGIN_RING(chan, celsius, NV10TCL_DMA_IN_MEMORY2, 2);
  83         OUT_RING(chan, chan->vram->handle);
  84         OUT_RING(chan, chan->vram->handle);
  85
  86         BEGIN_RING(chan, celsius, NV10TCL_NOP, 1);
  87         OUT_RING(chan, 0);
  88
  89         BEGIN_RING(chan, celsius, NV10TCL_RT_HORIZ, 2);
  90         OUT_RING(chan, 0);
  91         OUT_RING(chan, 0);
  92
  93         BEGIN_RING(chan, celsius, NV10TCL_VIEWPORT_CLIP_HORIZ(0), 1);
  94         OUT_RING(chan, 0x7ff << 16 | 0x800);
  95         BEGIN_RING(chan, celsius, NV10TCL_VIEWPORT_CLIP_VERT(0), 1);
  96         OUT_RING(chan, 0x7ff << 16 | 0x800);
  97
  98         for (i = 1; i < 8; i++) {
  99                 BEGIN_RING(chan, celsius, NV10TCL_VIEWPORT_CLIP_HORIZ(i), 1);
 100                 OUT_RING(chan, 0);
 101                 BEGIN_RING(chan, celsius, NV10TCL_VIEWPORT_CLIP_VERT(i), 1);
 102                 OUT_RING(chan, 0);
 103         }
 104
 105         BEGIN_RING(chan, celsius, 0x290, 1);
 106         OUT_RING(chan, 0x10 << 16 | 1);
 107         BEGIN_RING(chan, celsius, 0x3f4, 1);
 108         OUT_RING(chan, 0);
 109
 110         BEGIN_RING(chan, celsius, NV10TCL_NOP, 1);
 111         OUT_RING(chan, 0);
 112
 113         if (context_chipset(ctx) >= 0x17) {
 114                 BEGIN_RING(chan, celsius, NV17TCL_DMA_IN_MEMORY4, 2);
 115                 OUT_RING(chan, chan->vram->handle);
 116                 OUT_RING(chan, chan->vram->handle);
 117
 118                 BEGIN_RING(chan, celsius, 0xd84, 1);
 119                 OUT_RING(chan, 0x3);
 120
 121                 BEGIN_RING(chan, celsius, NV17TCL_COLOR_MASK_ENABLE, 1);
 122                 OUT_RING(chan, 1);
 123         }
 124
 125         if (context_chipset(ctx) >= 0x11) {
 126                 BEGIN_RING(chan, celsius, 0x120, 3);
 127                 OUT_RING(chan, 0);
 128                 OUT_RING(chan, 1);
 129                 OUT_RING(chan, 2);
 130
 131                 BEGIN_RING(chan, celsius, NV10TCL_NOP, 1);
 132                 OUT_RING(chan, 0);
 133         }
 134
 135         BEGIN_RING(chan, celsius, NV10TCL_NOP, 1);
 136         OUT_RING(chan, 0);
 137
 138         /* Set state */
 139         BEGIN_RING(chan, celsius, NV10TCL_FOG_ENABLE, 1);
 140         OUT_RING(chan, 0);
 141         BEGIN_RING(chan, celsius, NV10TCL_ALPHA_FUNC_ENABLE, 1);
 142         OUT_RING(chan, 0);
 143         BEGIN_RING(chan, celsius, NV10TCL_ALPHA_FUNC_FUNC, 2);
 144         OUT_RING(chan, 0x207);
 145         OUT_RING(chan, 0);
 146         BEGIN_RING(chan, celsius, NV10TCL_TX_ENABLE(0), 2);
 147         OUT_RING(chan, 0);
 148         OUT_RING(chan, 0);
 149
 150         BEGIN_RING(chan, celsius, NV10TCL_BLEND_FUNC_ENABLE, 1);
 151         OUT_RING(chan, 0);
 152         BEGIN_RING(chan, celsius, NV10TCL_DITHER_ENABLE, 2);
 153         OUT_RING(chan, 1);
 154         OUT_RING(chan, 0);
 155         BEGIN_RING(chan, celsius, NV10TCL_LINE_SMOOTH_ENABLE, 1);
 156         OUT_RING(chan, 0);
 157         BEGIN_RING(chan, celsius, NV10TCL_VERTEX_WEIGHT_ENABLE, 2);
 158         OUT_RING(chan, 0);
 159         OUT_RING(chan, 0);
 160         BEGIN_RING(chan, celsius, NV10TCL_BLEND_FUNC_SRC, 4);
 161         OUT_RING(chan, 1);
 162         OUT_RING(chan, 0);
 163         OUT_RING(chan, 0);
 164         OUT_RING(chan, 0x8006);
 165         BEGIN_RING(chan, celsius, NV10TCL_STENCIL_MASK, 8);
 166         OUT_RING(chan, 0xff);
 167         OUT_RING(chan, 0x207);
 168         OUT_RING(chan, 0);
 169         OUT_RING(chan, 0xff);
 170         OUT_RING(chan, 0x1e00);
 171         OUT_RING(chan, 0x1e00);
 172         OUT_RING(chan, 0x1e00);
 173         OUT_RING(chan, 0x1d01);
 174         BEGIN_RING(chan, celsius, NV10TCL_NORMALIZE_ENABLE, 1);
 175         OUT_RING(chan, 0);
 176         BEGIN_RING(chan, celsius, NV10TCL_FOG_ENABLE, 2);
 177         OUT_RING(chan, 0);
 178         OUT_RING(chan, 0);
 179         BEGIN_RING(chan, celsius, NV10TCL_LIGHT_MODEL, 1);
 180         OUT_RING(chan, 0);
 181         BEGIN_RING(chan, celsius, NV10TCL_SEPARATE_SPECULAR_ENABLE, 1);
 182         OUT_RING(chan, 0);
 183         BEGIN_RING(chan, celsius, NV10TCL_ENABLED_LIGHTS, 1);
 184         OUT_RING(chan, 0);
 185         BEGIN_RING(chan, celsius, NV10TCL_POLYGON_OFFSET_POINT_ENABLE, 3);
 186         OUT_RING(chan, 0);
 187         OUT_RING(chan, 0);
 188         OUT_RING(chan, 0);
 189         BEGIN_RING(chan, celsius, NV10TCL_DEPTH_FUNC, 1);
 190         OUT_RING(chan, 0x201);
 191         BEGIN_RING(chan, celsius, NV10TCL_DEPTH_WRITE_ENABLE, 1);
 192         OUT_RING(chan, 0);
 193         BEGIN_RING(chan, celsius, NV10TCL_DEPTH_TEST_ENABLE, 1);
 194         OUT_RING(chan, 0);
 195         BEGIN_RING(chan, celsius, NV10TCL_POLYGON_OFFSET_FACTOR, 2);
 196         OUT_RING(chan, 0);
 197         OUT_RING(chan, 0);
 198         BEGIN_RING(chan, celsius, NV10TCL_POINT_SIZE, 1);
 199         OUT_RING(chan, 8);
 200         BEGIN_RING(chan, celsius, NV10TCL_POINT_PARAMETERS_ENABLE, 2);
 201         OUT_RING(chan, 0);
 202         OUT_RING(chan, 0);
 203         BEGIN_RING(chan, celsius, NV10TCL_LINE_WIDTH, 1);
 204         OUT_RING(chan, 8);
 205         BEGIN_RING(chan, celsius, NV10TCL_LINE_SMOOTH_ENABLE, 1);
 206         OUT_RING(chan, 0);
 207         BEGIN_RING(chan, celsius, NV10TCL_POLYGON_MODE_FRONT, 2);
 208         OUT_RING(chan, 0x1b02);
 209         OUT_RING(chan, 0x1b02);
 210         BEGIN_RING(chan, celsius, NV10TCL_CULL_FACE, 2);
 211         OUT_RING(chan, 0x405);
 212         OUT_RING(chan, 0x901);
 213         BEGIN_RING(chan, celsius, NV10TCL_POLYGON_SMOOTH_ENABLE, 1);
 214         OUT_RING(chan, 0);
 215         BEGIN_RING(chan, celsius, NV10TCL_CULL_FACE_ENABLE, 1);
 216         OUT_RING(chan, 0);
 217         BEGIN_RING(chan, celsius, NV10TCL_TX_GEN_MODE_S(0), 8);
 218         for (i = 0; i < 8; i++)
 219                 OUT_RING(chan, 0);
 220
 221         BEGIN_RING(chan, celsius, NV10TCL_TX_MATRIX_ENABLE(0), 2);
 222         OUT_RING(chan, 0);
 223         OUT_RING(chan, 0);
 224         BEGIN_RING(chan, celsius, NV10TCL_FOG_EQUATION_CONSTANT, 3);
 225         OUT_RING(chan, 0x3fc00000);     /* -1.50 */
 226         OUT_RING(chan, 0xbdb8aa0a);     /* -0.09 */
 227         OUT_RING(chan, 0);              /*  0.00 */
 228
 229         BEGIN_RING(chan, celsius, NV10TCL_NOP, 1);
 230         OUT_RING(chan, 0);
 231
 232         BEGIN_RING(chan, celsius, NV10TCL_FOG_MODE, 2);
 233         OUT_RING(chan, 0x802);
 234         OUT_RING(chan, 2);
 235         /* for some reason VIEW_MATRIX_ENABLE need to be 6 instead of 4 when
 236          * using texturing, except when using the texture matrix
 237          */
 238         BEGIN_RING(chan, celsius, NV10TCL_VIEW_MATRIX_ENABLE, 1);
 239         OUT_RING(chan, 6);
 240         BEGIN_RING(chan, celsius, NV10TCL_COLOR_MASK, 1);
 241         OUT_RING(chan, 0x01010101);
 242
 243         /* Set vertex component */
 244         BEGIN_RING(chan, celsius, NV10TCL_VERTEX_COL_4F_R, 4);
 245         OUT_RINGf(chan, 1.0);
 246         OUT_RINGf(chan, 0.0);
 247         OUT_RINGf(chan, 0.0);
 248         OUT_RINGf(chan, 1.0);
 249         BEGIN_RING(chan, celsius, NV10TCL_VERTEX_COL2_3F_R, 3);
 250         OUT_RING(chan, 0);
 251         OUT_RING(chan, 0);
 252         OUT_RING(chan, 0);
 253         BEGIN_RING(chan, celsius, NV10TCL_VERTEX_NOR_3F_X, 3);
 254         OUT_RING(chan, 0);
 255         OUT_RING(chan, 0);
 256         OUT_RINGf(chan, 1.0);
 257         BEGIN_RING(chan, celsius, NV10TCL_VERTEX_TX0_4F_S, 4);
 258         OUT_RINGf(chan, 0.0);
 259         OUT_RINGf(chan, 0.0);
 260         OUT_RINGf(chan, 0.0);
 261         OUT_RINGf(chan, 1.0);
 262         BEGIN_RING(chan, celsius, NV10TCL_VERTEX_TX1_4F_S, 4);
 263         OUT_RINGf(chan, 0.0);
 264         OUT_RINGf(chan, 0.0);
 265         OUT_RINGf(chan, 0.0);
 266         OUT_RINGf(chan, 1.0);
 267         BEGIN_RING(chan, celsius, NV10TCL_VERTEX_FOG_1F, 1);
 268         OUT_RINGf(chan, 0.0);
 269         BEGIN_RING(chan, celsius, NV10TCL_EDGEFLAG_ENABLE, 1);
 270         OUT_RING(chan, 1);
 271
 272         BEGIN_RING(chan, celsius, NV10TCL_DEPTH_RANGE_NEAR, 2);
 273         OUT_RING(chan, 0.0);
 274         OUT_RINGf(chan, 16777216.0);
 275
 276         FIRE_RING(chan);
 277 }
 278
 279 static void
 280 nv10_context_destroy(GLcontext *ctx)
 281 {
 282         struct nouveau_context *nctx = to_nouveau_context(ctx);
 283
 284         nv04_surface_takedown(ctx);
 285         nv10_render_destroy(ctx);
 286
 287         nouveau_grobj_free(&nctx->hw.eng3d);
 288
 289         nouveau_context_deinit(ctx);
 290         FREE(ctx);
 291 }
 292
 293 static GLcontext *
 294 nv10_context_create(struct nouveau_screen *screen, const GLvisual *visual,
 295                     GLcontext *share_ctx)
 296 {
 297         struct nouveau_context *nctx;
 298         GLcontext *ctx;
 299         unsigned celsius_class;
 300         int ret;
 301
 302         nctx = CALLOC_STRUCT(nouveau_context);
 303         if (!nctx)
 304                 return NULL;
 305
 306         ctx = &nctx->base;
 307
 308         if (!nouveau_context_init(ctx, screen, visual, share_ctx))
 309                 goto fail;
 310
 311         driInitExtensions(ctx, nv10_extensions, GL_FALSE);
 312
 313         /* GL constants. */
 314         ctx->Const.MaxTextureLevels = 12;
 315         ctx->Const.MaxTextureCoordUnits = NV10_TEXTURE_UNITS;
 316         ctx->Const.MaxTextureImageUnits = NV10_TEXTURE_UNITS;
 317         ctx->Const.MaxTextureUnits = NV10_TEXTURE_UNITS;
 318         ctx->Const.MaxTextureMaxAnisotropy = 2;
 319         ctx->Const.MaxTextureLodBias = 15;
 320         ctx->Driver.Clear = nv10_clear;
 321
 322         /* 2D engine. */
 323         ret = nv04_surface_init(ctx);
 324         if (!ret)
 325                 goto fail;
 326
 327         /* 3D engine. */
 328         if (context_chipset(ctx) >= 0x17)
 329                 celsius_class = NV17TCL;
 330         else if (context_chipset(ctx) >= 0x11)
 331                 celsius_class = NV11TCL;
 332         else
 333                 celsius_class = NV10TCL;
 334
 335         ret = nouveau_grobj_alloc(context_chan(ctx), 0xbeef0001, celsius_class,
 336                                   &nctx->hw.eng3d);
 337         if (ret)
 338                 goto fail;
 339
 340         nv10_hwctx_init(ctx);
 341         nv10_render_init(ctx);
 342
 343         return ctx;
 344
 345 fail:
 346         nv10_context_destroy(ctx);
 347         return NULL;
 348 }
 349
 350 const struct nouveau_driver nv10_driver = {
 351         .context_create = nv10_context_create,
 352         .context_destroy = nv10_context_destroy,
 353         .surface_copy = nv04_surface_copy,
 354         .surface_fill = nv04_surface_fill,
 355         .emit = (nouveau_state_func[]) {
 356                 nv10_emit_alpha_func,
 357                 nv10_emit_blend_color,
 358                 nv10_emit_blend_equation,
 359                 nv10_emit_blend_func,
 360                 nv10_emit_clip_plane,
 361                 nv10_emit_clip_plane,
 362                 nv10_emit_clip_plane,
 363                 nv10_emit_clip_plane,
 364                 nv10_emit_clip_plane,
 365                 nv10_emit_clip_plane,
 366                 nv10_emit_color_mask,
 367                 nv10_emit_color_material,
 368                 nv10_emit_cull_face,
 369                 nv10_emit_front_face,
 370                 nv10_emit_depth,
 371                 nv10_emit_dither,
 372                 nv10_emit_frag,
 373                 nv10_emit_framebuffer,
 374                 nv10_emit_fog,
 375                 nv10_emit_light_enable,
 376                 nv10_emit_light_model,
 377                 nv10_emit_light_source,
 378                 nv10_emit_light_source,
 379                 nv10_emit_light_source,
 380                 nv10_emit_light_source,
 381                 nv10_emit_light_source,
 382                 nv10_emit_light_source,
 383                 nv10_emit_light_source,
 384                 nv10_emit_light_source,
 385                 nv10_emit_line_stipple,
 386                 nv10_emit_line_mode,
 387                 nv10_emit_logic_opcode,
 388                 nv10_emit_material_ambient,
 389                 nouveau_emit_nothing,
 390                 nv10_emit_material_diffuse,
 391                 nouveau_emit_nothing,
 392                 nv10_emit_material_specular,
 393                 nouveau_emit_nothing,
 394                 nv10_emit_material_shininess,
 395                 nouveau_emit_nothing,
 396                 nv10_emit_modelview,
 397                 nv10_emit_point_mode,
 398                 nv10_emit_point_parameter,
 399                 nv10_emit_polygon_mode,
 400                 nv10_emit_polygon_offset,
 401                 nv10_emit_polygon_stipple,
 402                 nv10_emit_projection,
 403                 nv10_emit_render_mode,
 404                 nv10_emit_scissor,
 405                 nv10_emit_shade_model,
 406                 nv10_emit_stencil_func,
 407                 nv10_emit_stencil_mask,
 408                 nv10_emit_stencil_op,
 409                 nv10_emit_tex_env,
 410                 nv10_emit_tex_env,
 411                 nouveau_emit_nothing,
 412                 nouveau_emit_nothing,
 413                 nv10_emit_tex_gen,
 414                 nv10_emit_tex_gen,
 415                 nouveau_emit_nothing,
 416                 nouveau_emit_nothing,
 417                 nv10_emit_tex_mat,
 418                 nv10_emit_tex_mat,
 419                 nouveau_emit_nothing,
 420                 nouveau_emit_nothing,
 421                 nv10_emit_tex_obj,
 422                 nv10_emit_tex_obj,
 423                 nouveau_emit_nothing,
 424                 nouveau_emit_nothing,
 425                 nv10_emit_viewport
 426         },
 427         .num_emit = NUM_NOUVEAU_STATE,
 428 };