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         { NULL,                         NULL }
  38 };
  39
  40 static void
  41 nv10_clear(GLcontext *ctx, GLbitfield buffers)
  42 {
  43         struct nouveau_channel *chan = context_chan(ctx);
  44         struct nouveau_grobj *celsius = context_eng3d(ctx);
  45         struct nouveau_framebuffer *nfb = to_nouveau_framebuffer(
  46                 ctx->DrawBuffer);
  47
  48         nouveau_validate_framebuffer(ctx);
  49
  50         /* Clear the LMA depth buffer, if present. */
  51         if ((buffers & BUFFER_BIT_DEPTH) && ctx->Depth.Mask &&
  52             nfb->lma_bo) {
  53                 struct nouveau_surface *s = &to_nouveau_renderbuffer(
  54                         nfb->base._DepthBuffer->Wrapped)->surface;
  55
  56                 BEGIN_RING(chan, celsius, NV17TCL_LMA_DEPTH_FILL_VALUE, 1);
  57                 OUT_RING(chan, pack_zs_f(s->format, ctx->Depth.Clear, 0));
  58                 BEGIN_RING(chan, celsius, NV17TCL_LMA_DEPTH_BUFFER_CLEAR, 1);
  59                 OUT_RING(chan, 1);
  60         }
  61
  62         nouveau_clear(ctx, buffers);
  63 }
  64
  65 static void
  66 nv10_hwctx_init(GLcontext *ctx)
  67 {
  68         struct nouveau_channel *chan = context_chan(ctx);
  69         struct nouveau_grobj *celsius = context_eng3d(ctx);
  70         struct nouveau_hw_state *hw = &to_nouveau_context(ctx)->hw;
  71         int i;
  72
  73         BEGIN_RING(chan, celsius, NV10TCL_DMA_NOTIFY, 1);
  74         OUT_RING(chan, hw->ntfy->handle);
  75
  76         BEGIN_RING(chan, celsius, NV10TCL_DMA_IN_MEMORY0, 3);
  77         OUT_RING(chan, chan->vram->handle);
  78         OUT_RING(chan, chan->gart->handle);
  79         OUT_RING(chan, chan->gart->handle);
  80         BEGIN_RING(chan, celsius, NV10TCL_DMA_IN_MEMORY2, 2);
  81         OUT_RING(chan, chan->vram->handle);
  82         OUT_RING(chan, chan->vram->handle);
  83
  84         BEGIN_RING(chan, celsius, NV10TCL_NOP, 1);
  85         OUT_RING(chan, 0);
  86
  87         BEGIN_RING(chan, celsius, NV10TCL_RT_HORIZ, 2);
  88         OUT_RING(chan, 0);
  89         OUT_RING(chan, 0);
  90
  91         BEGIN_RING(chan, celsius, NV10TCL_VIEWPORT_CLIP_HORIZ(0), 1);
  92         OUT_RING(chan, 0x7ff << 16 | 0x800);
  93         BEGIN_RING(chan, celsius, NV10TCL_VIEWPORT_CLIP_VERT(0), 1);
  94         OUT_RING(chan, 0x7ff << 16 | 0x800);
  95
  96         for (i = 1; i < 8; i++) {
  97                 BEGIN_RING(chan, celsius, NV10TCL_VIEWPORT_CLIP_HORIZ(i), 1);
  98                 OUT_RING(chan, 0);
  99                 BEGIN_RING(chan, celsius, NV10TCL_VIEWPORT_CLIP_VERT(i), 1);
 100                 OUT_RING(chan, 0);
 101         }
 102
 103         BEGIN_RING(chan, celsius, 0x290, 1);
 104         OUT_RING(chan, 0x10 << 16 | 1);
 105         BEGIN_RING(chan, celsius, 0x3f4, 1);
 106         OUT_RING(chan, 0);
 107
 108         BEGIN_RING(chan, celsius, NV10TCL_NOP, 1);
 109         OUT_RING(chan, 0);
 110
 111         if (context_chipset(ctx) >= 0x17) {
 112                 BEGIN_RING(chan, celsius, NV17TCL_DMA_IN_MEMORY4, 2);
 113                 OUT_RING(chan, chan->vram->handle);
 114                 OUT_RING(chan, chan->vram->handle);
 115
 116                 BEGIN_RING(chan, celsius, 0xd84, 1);
 117                 OUT_RING(chan, 0x3);
 118
 119                 BEGIN_RING(chan, celsius, NV17TCL_COLOR_MASK_ENABLE, 1);
 120                 OUT_RING(chan, 1);
 121         }
 122
 123         if (context_chipset(ctx) >= 0x11) {
 124                 BEGIN_RING(chan, celsius, 0x120, 3);
 125                 OUT_RING(chan, 0);
 126                 OUT_RING(chan, 1);
 127                 OUT_RING(chan, 2);
 128
 129                 BEGIN_RING(chan, celsius, NV10TCL_NOP, 1);
 130                 OUT_RING(chan, 0);
 131         }
 132
 133         BEGIN_RING(chan, celsius, NV10TCL_NOP, 1);
 134         OUT_RING(chan, 0);
 135
 136         /* Set state */
 137         BEGIN_RING(chan, celsius, NV10TCL_FOG_ENABLE, 1);
 138         OUT_RING(chan, 0);
 139         BEGIN_RING(chan, celsius, NV10TCL_ALPHA_FUNC_ENABLE, 1);
 140         OUT_RING(chan, 0);
 141         BEGIN_RING(chan, celsius, NV10TCL_ALPHA_FUNC_FUNC, 2);
 142         OUT_RING(chan, 0x207);
 143         OUT_RING(chan, 0);
 144         BEGIN_RING(chan, celsius, NV10TCL_TX_ENABLE(0), 2);
 145         OUT_RING(chan, 0);
 146         OUT_RING(chan, 0);
 147
 148         BEGIN_RING(chan, celsius, NV10TCL_BLEND_FUNC_ENABLE, 1);
 149         OUT_RING(chan, 0);
 150         BEGIN_RING(chan, celsius, NV10TCL_DITHER_ENABLE, 2);
 151         OUT_RING(chan, 1);
 152         OUT_RING(chan, 0);
 153         BEGIN_RING(chan, celsius, NV10TCL_LINE_SMOOTH_ENABLE, 1);
 154         OUT_RING(chan, 0);
 155         BEGIN_RING(chan, celsius, NV10TCL_VERTEX_WEIGHT_ENABLE, 2);
 156         OUT_RING(chan, 0);
 157         OUT_RING(chan, 0);
 158         BEGIN_RING(chan, celsius, NV10TCL_BLEND_FUNC_SRC, 4);
 159         OUT_RING(chan, 1);
 160         OUT_RING(chan, 0);
 161         OUT_RING(chan, 0);
 162         OUT_RING(chan, 0x8006);
 163         BEGIN_RING(chan, celsius, NV10TCL_STENCIL_MASK, 8);
 164         OUT_RING(chan, 0xff);
 165         OUT_RING(chan, 0x207);
 166         OUT_RING(chan, 0);
 167         OUT_RING(chan, 0xff);
 168         OUT_RING(chan, 0x1e00);
 169         OUT_RING(chan, 0x1e00);
 170         OUT_RING(chan, 0x1e00);
 171         OUT_RING(chan, 0x1d01);
 172         BEGIN_RING(chan, celsius, NV10TCL_NORMALIZE_ENABLE, 1);
 173         OUT_RING(chan, 0);
 174         BEGIN_RING(chan, celsius, NV10TCL_FOG_ENABLE, 2);
 175         OUT_RING(chan, 0);
 176         OUT_RING(chan, 0);
 177         BEGIN_RING(chan, celsius, NV10TCL_LIGHT_MODEL, 1);
 178         OUT_RING(chan, 0);
 179         BEGIN_RING(chan, celsius, NV10TCL_SEPARATE_SPECULAR_ENABLE, 1);
 180         OUT_RING(chan, 0);
 181         BEGIN_RING(chan, celsius, NV10TCL_ENABLED_LIGHTS, 1);
 182         OUT_RING(chan, 0);
 183         BEGIN_RING(chan, celsius, NV10TCL_POLYGON_OFFSET_POINT_ENABLE, 3);
 184         OUT_RING(chan, 0);
 185         OUT_RING(chan, 0);
 186         OUT_RING(chan, 0);
 187         BEGIN_RING(chan, celsius, NV10TCL_DEPTH_FUNC, 1);
 188         OUT_RING(chan, 0x201);
 189         BEGIN_RING(chan, celsius, NV10TCL_DEPTH_WRITE_ENABLE, 1);
 190         OUT_RING(chan, 0);
 191         BEGIN_RING(chan, celsius, NV10TCL_DEPTH_TEST_ENABLE, 1);
 192         OUT_RING(chan, 0);
 193         BEGIN_RING(chan, celsius, NV10TCL_POLYGON_OFFSET_FACTOR, 2);
 194         OUT_RING(chan, 0);
 195         OUT_RING(chan, 0);
 196         BEGIN_RING(chan, celsius, NV10TCL_POINT_SIZE, 1);
 197         OUT_RING(chan, 8);
 198         BEGIN_RING(chan, celsius, NV10TCL_POINT_PARAMETERS_ENABLE, 2);
 199         OUT_RING(chan, 0);
 200         OUT_RING(chan, 0);
 201         BEGIN_RING(chan, celsius, NV10TCL_LINE_WIDTH, 1);
 202         OUT_RING(chan, 8);
 203         BEGIN_RING(chan, celsius, NV10TCL_LINE_SMOOTH_ENABLE, 1);
 204         OUT_RING(chan, 0);
 205         BEGIN_RING(chan, celsius, NV10TCL_POLYGON_MODE_FRONT, 2);
 206         OUT_RING(chan, 0x1b02);
 207         OUT_RING(chan, 0x1b02);
 208         BEGIN_RING(chan, celsius, NV10TCL_CULL_FACE, 2);
 209         OUT_RING(chan, 0x405);
 210         OUT_RING(chan, 0x901);
 211         BEGIN_RING(chan, celsius, NV10TCL_POLYGON_SMOOTH_ENABLE, 1);
 212         OUT_RING(chan, 0);
 213         BEGIN_RING(chan, celsius, NV10TCL_CULL_FACE_ENABLE, 1);
 214         OUT_RING(chan, 0);
 215         BEGIN_RING(chan, celsius, NV10TCL_TX_GEN_MODE_S(0), 8);
 216         for (i = 0; i < 8; i++)
 217                 OUT_RING(chan, 0);
 218
 219         BEGIN_RING(chan, celsius, NV10TCL_TX_MATRIX_ENABLE(0), 2);
 220         OUT_RING(chan, 0);
 221         OUT_RING(chan, 0);
 222         BEGIN_RING(chan, celsius, NV10TCL_FOG_EQUATION_CONSTANT, 3);
 223         OUT_RING(chan, 0x3fc00000);     /* -1.50 */
 224         OUT_RING(chan, 0xbdb8aa0a);     /* -0.09 */
 225         OUT_RING(chan, 0);              /*  0.00 */
 226
 227         BEGIN_RING(chan, celsius, NV10TCL_NOP, 1);
 228         OUT_RING(chan, 0);
 229
 230         BEGIN_RING(chan, celsius, NV10TCL_FOG_MODE, 2);
 231         OUT_RING(chan, 0x802);
 232         OUT_RING(chan, 2);
 233         /* for some reason VIEW_MATRIX_ENABLE need to be 6 instead of 4 when
 234          * using texturing, except when using the texture matrix
 235          */
 236         BEGIN_RING(chan, celsius, NV10TCL_VIEW_MATRIX_ENABLE, 1);
 237         OUT_RING(chan, 6);
 238         BEGIN_RING(chan, celsius, NV10TCL_COLOR_MASK, 1);
 239         OUT_RING(chan, 0x01010101);
 240
 241         /* Set vertex component */
 242         BEGIN_RING(chan, celsius, NV10TCL_VERTEX_COL_4F_R, 4);
 243         OUT_RINGf(chan, 1.0);
 244         OUT_RINGf(chan, 0.0);
 245         OUT_RINGf(chan, 0.0);
 246         OUT_RINGf(chan, 1.0);
 247         BEGIN_RING(chan, celsius, NV10TCL_VERTEX_COL2_3F_R, 3);
 248         OUT_RING(chan, 0);
 249         OUT_RING(chan, 0);
 250         OUT_RING(chan, 0);
 251         BEGIN_RING(chan, celsius, NV10TCL_VERTEX_NOR_3F_X, 3);
 252         OUT_RING(chan, 0);
 253         OUT_RING(chan, 0);
 254         OUT_RINGf(chan, 1.0);
 255         BEGIN_RING(chan, celsius, NV10TCL_VERTEX_TX0_4F_S, 4);
 256         OUT_RINGf(chan, 0.0);
 257         OUT_RINGf(chan, 0.0);
 258         OUT_RINGf(chan, 0.0);
 259         OUT_RINGf(chan, 1.0);
 260         BEGIN_RING(chan, celsius, NV10TCL_VERTEX_TX1_4F_S, 4);
 261         OUT_RINGf(chan, 0.0);
 262         OUT_RINGf(chan, 0.0);
 263         OUT_RINGf(chan, 0.0);
 264         OUT_RINGf(chan, 1.0);
 265         BEGIN_RING(chan, celsius, NV10TCL_VERTEX_FOG_1F, 1);
 266         OUT_RINGf(chan, 0.0);
 267         BEGIN_RING(chan, celsius, NV10TCL_EDGEFLAG_ENABLE, 1);
 268         OUT_RING(chan, 1);
 269
 270         BEGIN_RING(chan, celsius, NV10TCL_DEPTH_RANGE_NEAR, 2);
 271         OUT_RING(chan, 0.0);
 272         OUT_RINGf(chan, 16777216.0);
 273
 274         FIRE_RING(chan);
 275 }
 276
 277 static void
 278 nv10_context_destroy(GLcontext *ctx)
 279 {
 280         struct nouveau_context *nctx = to_nouveau_context(ctx);
 281
 282         nv04_surface_takedown(ctx);
 283         nv10_render_destroy(ctx);
 284
 285         nouveau_grobj_free(&nctx->hw.eng3d);
 286
 287         nouveau_context_deinit(ctx);
 288         FREE(ctx);
 289 }
 290
 291 static GLcontext *
 292 nv10_context_create(struct nouveau_screen *screen, const GLvisual *visual,
 293                     GLcontext *share_ctx)
 294 {
 295         struct nouveau_context *nctx;
 296         GLcontext *ctx;
 297         unsigned celsius_class;
 298         int ret;
 299
 300         nctx = CALLOC_STRUCT(nouveau_context);
 301         if (!nctx)
 302                 return NULL;
 303
 304         ctx = &nctx->base;
 305
 306         if (!nouveau_context_init(ctx, screen, visual, share_ctx))
 307                 goto fail;
 308
 309         driInitExtensions(ctx, nv10_extensions, GL_FALSE);
 310
 311         /* GL constants. */
 312         ctx->Const.MaxTextureLevels = 12;
 313         ctx->Const.MaxTextureCoordUnits = NV10_TEXTURE_UNITS;
 314         ctx->Const.MaxTextureImageUnits = NV10_TEXTURE_UNITS;
 315         ctx->Const.MaxTextureUnits = NV10_TEXTURE_UNITS;
 316         ctx->Const.MaxTextureMaxAnisotropy = 2;
 317         ctx->Const.MaxTextureLodBias = 15;
 318         ctx->Driver.Clear = nv10_clear;
 319
 320         /* 2D engine. */
 321         ret = nv04_surface_init(ctx);
 322         if (!ret)
 323                 goto fail;
 324
 325         /* 3D engine. */
 326         if (context_chipset(ctx) >= 0x17)
 327                 celsius_class = NV17TCL;
 328         else if (context_chipset(ctx) >= 0x11)
 329                 celsius_class = NV11TCL;
 330         else
 331                 celsius_class = NV10TCL;
 332
 333         ret = nouveau_grobj_alloc(context_chan(ctx), 0xbeef0001, celsius_class,
 334                                   &nctx->hw.eng3d);
 335         if (ret)
 336                 goto fail;
 337
 338         nv10_hwctx_init(ctx);
 339         nv10_render_init(ctx);
 340
 341         return ctx;
 342
 343 fail:
 344         nv10_context_destroy(ctx);
 345         return NULL;
 346 }
 347
 348 const struct nouveau_driver nv10_driver = {
 349         .context_create = nv10_context_create,
 350         .context_destroy = nv10_context_destroy,
 351         .surface_copy = nv04_surface_copy,
 352         .surface_fill = nv04_surface_fill,
 353         .emit = (nouveau_state_func[]) {
 354                 nv10_emit_alpha_func,
 355                 nv10_emit_blend_color,
 356                 nv10_emit_blend_equation,
 357                 nv10_emit_blend_func,
 358                 nv10_emit_clip_plane,
 359                 nv10_emit_clip_plane,
 360                 nv10_emit_clip_plane,
 361                 nv10_emit_clip_plane,
 362                 nv10_emit_clip_plane,
 363                 nv10_emit_clip_plane,
 364                 nv10_emit_color_mask,
 365                 nv10_emit_color_material,
 366                 nv10_emit_cull_face,
 367                 nv10_emit_front_face,
 368                 nv10_emit_depth,
 369                 nv10_emit_dither,
 370                 nv10_emit_frag,
 371                 nv10_emit_framebuffer,
 372                 nv10_emit_fog,
 373                 nv10_emit_light_enable,
 374                 nv10_emit_light_model,
 375                 nv10_emit_light_source,
 376                 nv10_emit_light_source,
 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_line_stipple,
 384                 nv10_emit_line_mode,
 385                 nv10_emit_logic_opcode,
 386                 nv10_emit_material_ambient,
 387                 nouveau_emit_nothing,
 388                 nv10_emit_material_diffuse,
 389                 nouveau_emit_nothing,
 390                 nv10_emit_material_specular,
 391                 nouveau_emit_nothing,
 392                 nv10_emit_material_shininess,
 393                 nouveau_emit_nothing,
 394                 nv10_emit_modelview,
 395                 nv10_emit_point_mode,
 396                 nv10_emit_point_parameter,
 397                 nv10_emit_polygon_mode,
 398                 nv10_emit_polygon_offset,
 399                 nv10_emit_polygon_stipple,
 400                 nv10_emit_projection,
 401                 nv10_emit_render_mode,
 402                 nv10_emit_scissor,
 403                 nv10_emit_shade_model,
 404                 nv10_emit_stencil_func,
 405                 nv10_emit_stencil_mask,
 406                 nv10_emit_stencil_op,
 407                 nv10_emit_tex_env,
 408                 nv10_emit_tex_env,
 409                 nouveau_emit_nothing,
 410                 nouveau_emit_nothing,
 411                 nv10_emit_tex_gen,
 412                 nv10_emit_tex_gen,
 413                 nouveau_emit_nothing,
 414                 nouveau_emit_nothing,
 415                 nv10_emit_tex_mat,
 416                 nv10_emit_tex_mat,
 417                 nouveau_emit_nothing,
 418                 nouveau_emit_nothing,
 419                 nv10_emit_tex_obj,
 420                 nv10_emit_tex_obj,
 421                 nouveau_emit_nothing,
 422                 nouveau_emit_nothing,
 423                 nv10_emit_viewport
 424         },
 425         .num_emit = NUM_NOUVEAU_STATE,
 426 };