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 void
  36 nv10_clear(GLcontext *ctx, GLbitfield buffers)
  37 {
  38         struct nouveau_channel *chan = context_chan(ctx);
  39         struct nouveau_grobj *celsius = context_eng3d(ctx);
  40         struct nouveau_framebuffer *nfb = to_nouveau_framebuffer(
  41                 ctx->DrawBuffer);
  42
  43         nouveau_validate_framebuffer(ctx);
  44
  45         /* Clear the LMA depth buffer, if present. */
  46         if ((buffers & BUFFER_BIT_DEPTH) && ctx->Depth.Mask &&
  47             nfb->lma_bo) {
  48                 struct nouveau_surface *s = &to_nouveau_renderbuffer(
  49                         nfb->base._DepthBuffer->Wrapped)->surface;
  50
  51                 BEGIN_RING(chan, celsius, NV17TCL_LMA_DEPTH_FILL_VALUE, 1);
  52                 OUT_RING(chan, pack_zs_f(s->format, ctx->Depth.Clear, 0));
  53                 BEGIN_RING(chan, celsius, NV17TCL_LMA_DEPTH_BUFFER_CLEAR, 1);
  54                 OUT_RING(chan, 1);
  55         }
  56
  57         nouveau_clear(ctx, buffers);
  58 }
  59
  60 static void
  61 nv10_hwctx_init(GLcontext *ctx)
  62 {
  63         struct nouveau_channel *chan = context_chan(ctx);
  64         struct nouveau_grobj *celsius = context_eng3d(ctx);
  65         struct nouveau_hw_state *hw = &to_nouveau_context(ctx)->hw;
  66         int i;
  67
  68         BEGIN_RING(chan, celsius, NV10TCL_DMA_NOTIFY, 1);
  69         OUT_RING(chan, hw->ntfy->handle);
  70
  71         BEGIN_RING(chan, celsius, NV10TCL_DMA_IN_MEMORY0, 3);
  72         OUT_RING(chan, chan->vram->handle);
  73         OUT_RING(chan, chan->gart->handle);
  74         OUT_RING(chan, chan->gart->handle);
  75         BEGIN_RING(chan, celsius, NV10TCL_DMA_IN_MEMORY2, 2);
  76         OUT_RING(chan, chan->vram->handle);
  77         OUT_RING(chan, chan->vram->handle);
  78
  79         BEGIN_RING(chan, celsius, NV10TCL_NOP, 1);
  80         OUT_RING(chan, 0);
  81
  82         BEGIN_RING(chan, celsius, NV10TCL_RT_HORIZ, 2);
  83         OUT_RING(chan, 0);
  84         OUT_RING(chan, 0);
  85
  86         BEGIN_RING(chan, celsius, NV10TCL_VIEWPORT_CLIP_HORIZ(0), 1);
  87         OUT_RING(chan, 0x7ff << 16 | 0x800);
  88         BEGIN_RING(chan, celsius, NV10TCL_VIEWPORT_CLIP_VERT(0), 1);
  89         OUT_RING(chan, 0x7ff << 16 | 0x800);
  90
  91         for (i = 1; i < 8; i++) {
  92                 BEGIN_RING(chan, celsius, NV10TCL_VIEWPORT_CLIP_HORIZ(i), 1);
  93                 OUT_RING(chan, 0);
  94                 BEGIN_RING(chan, celsius, NV10TCL_VIEWPORT_CLIP_VERT(i), 1);
  95                 OUT_RING(chan, 0);
  96         }
  97
  98         BEGIN_RING(chan, celsius, 0x290, 1);
  99         OUT_RING(chan, 0x10 << 16 | 1);
 100         BEGIN_RING(chan, celsius, 0x3f4, 1);
 101         OUT_RING(chan, 0);
 102
 103         BEGIN_RING(chan, celsius, NV10TCL_NOP, 1);
 104         OUT_RING(chan, 0);
 105
 106         if (context_chipset(ctx) >= 0x17) {
 107                 BEGIN_RING(chan, celsius, NV17TCL_DMA_IN_MEMORY4, 2);
 108                 OUT_RING(chan, chan->vram->handle);
 109                 OUT_RING(chan, chan->vram->handle);
 110
 111                 BEGIN_RING(chan, celsius, 0xd84, 1);
 112                 OUT_RING(chan, 0x3);
 113
 114                 BEGIN_RING(chan, celsius, NV17TCL_COLOR_MASK_ENABLE, 1);
 115                 OUT_RING(chan, 1);
 116         }
 117
 118         if (context_chipset(ctx) >= 0x11) {
 119                 BEGIN_RING(chan, celsius, 0x120, 3);
 120                 OUT_RING(chan, 0);
 121                 OUT_RING(chan, 1);
 122                 OUT_RING(chan, 2);
 123
 124                 BEGIN_RING(chan, celsius, NV10TCL_NOP, 1);
 125                 OUT_RING(chan, 0);
 126         }
 127
 128         BEGIN_RING(chan, celsius, NV10TCL_NOP, 1);
 129         OUT_RING(chan, 0);
 130
 131         /* Set state */
 132         BEGIN_RING(chan, celsius, NV10TCL_FOG_ENABLE, 1);
 133         OUT_RING(chan, 0);
 134         BEGIN_RING(chan, celsius, NV10TCL_ALPHA_FUNC_ENABLE, 1);
 135         OUT_RING(chan, 0);
 136         BEGIN_RING(chan, celsius, NV10TCL_ALPHA_FUNC_FUNC, 2);
 137         OUT_RING(chan, 0x207);
 138         OUT_RING(chan, 0);
 139         BEGIN_RING(chan, celsius, NV10TCL_TX_ENABLE(0), 2);
 140         OUT_RING(chan, 0);
 141         OUT_RING(chan, 0);
 142
 143         BEGIN_RING(chan, celsius, NV10TCL_BLEND_FUNC_ENABLE, 1);
 144         OUT_RING(chan, 0);
 145         BEGIN_RING(chan, celsius, NV10TCL_DITHER_ENABLE, 2);
 146         OUT_RING(chan, 1);
 147         OUT_RING(chan, 0);
 148         BEGIN_RING(chan, celsius, NV10TCL_LINE_SMOOTH_ENABLE, 1);
 149         OUT_RING(chan, 0);
 150         BEGIN_RING(chan, celsius, NV10TCL_VERTEX_WEIGHT_ENABLE, 2);
 151         OUT_RING(chan, 0);
 152         OUT_RING(chan, 0);
 153         BEGIN_RING(chan, celsius, NV10TCL_BLEND_FUNC_SRC, 4);
 154         OUT_RING(chan, 1);
 155         OUT_RING(chan, 0);
 156         OUT_RING(chan, 0);
 157         OUT_RING(chan, 0x8006);
 158         BEGIN_RING(chan, celsius, NV10TCL_STENCIL_MASK, 8);
 159         OUT_RING(chan, 0xff);
 160         OUT_RING(chan, 0x207);
 161         OUT_RING(chan, 0);
 162         OUT_RING(chan, 0xff);
 163         OUT_RING(chan, 0x1e00);
 164         OUT_RING(chan, 0x1e00);
 165         OUT_RING(chan, 0x1e00);
 166         OUT_RING(chan, 0x1d01);
 167         BEGIN_RING(chan, celsius, NV10TCL_NORMALIZE_ENABLE, 1);
 168         OUT_RING(chan, 0);
 169         BEGIN_RING(chan, celsius, NV10TCL_FOG_ENABLE, 2);
 170         OUT_RING(chan, 0);
 171         OUT_RING(chan, 0);
 172         BEGIN_RING(chan, celsius, NV10TCL_LIGHT_MODEL, 1);
 173         OUT_RING(chan, 0);
 174         BEGIN_RING(chan, celsius, NV10TCL_SEPARATE_SPECULAR_ENABLE, 1);
 175         OUT_RING(chan, 0);
 176         BEGIN_RING(chan, celsius, NV10TCL_ENABLED_LIGHTS, 1);
 177         OUT_RING(chan, 0);
 178         BEGIN_RING(chan, celsius, NV10TCL_POLYGON_OFFSET_POINT_ENABLE, 3);
 179         OUT_RING(chan, 0);
 180         OUT_RING(chan, 0);
 181         OUT_RING(chan, 0);
 182         BEGIN_RING(chan, celsius, NV10TCL_DEPTH_FUNC, 1);
 183         OUT_RING(chan, 0x201);
 184         BEGIN_RING(chan, celsius, NV10TCL_DEPTH_WRITE_ENABLE, 1);
 185         OUT_RING(chan, 0);
 186         BEGIN_RING(chan, celsius, NV10TCL_DEPTH_TEST_ENABLE, 1);
 187         OUT_RING(chan, 0);
 188         BEGIN_RING(chan, celsius, NV10TCL_POLYGON_OFFSET_FACTOR, 2);
 189         OUT_RING(chan, 0);
 190         OUT_RING(chan, 0);
 191         BEGIN_RING(chan, celsius, NV10TCL_POINT_SIZE, 1);
 192         OUT_RING(chan, 8);
 193         BEGIN_RING(chan, celsius, NV10TCL_POINT_PARAMETERS_ENABLE, 2);
 194         OUT_RING(chan, 0);
 195         OUT_RING(chan, 0);
 196         BEGIN_RING(chan, celsius, NV10TCL_LINE_WIDTH, 1);
 197         OUT_RING(chan, 8);
 198         BEGIN_RING(chan, celsius, NV10TCL_LINE_SMOOTH_ENABLE, 1);
 199         OUT_RING(chan, 0);
 200         BEGIN_RING(chan, celsius, NV10TCL_POLYGON_MODE_FRONT, 2);
 201         OUT_RING(chan, 0x1b02);
 202         OUT_RING(chan, 0x1b02);
 203         BEGIN_RING(chan, celsius, NV10TCL_CULL_FACE, 2);
 204         OUT_RING(chan, 0x405);
 205         OUT_RING(chan, 0x901);
 206         BEGIN_RING(chan, celsius, NV10TCL_POLYGON_SMOOTH_ENABLE, 1);
 207         OUT_RING(chan, 0);
 208         BEGIN_RING(chan, celsius, NV10TCL_CULL_FACE_ENABLE, 1);
 209         OUT_RING(chan, 0);
 210         BEGIN_RING(chan, celsius, NV10TCL_TX_GEN_S(0), 8);
 211         for (i = 0; i < 8; i++)
 212                 OUT_RING(chan, 0);
 213
 214         BEGIN_RING(chan, celsius, NV10TCL_TX_MATRIX_ENABLE(0), 2);
 215         OUT_RING(chan, 0);
 216         OUT_RING(chan, 0);
 217         BEGIN_RING(chan, celsius, NV10TCL_FOG_EQUATION_CONSTANT, 3);
 218         OUT_RING(chan, 0x3fc00000);     /* -1.50 */
 219         OUT_RING(chan, 0xbdb8aa0a);     /* -0.09 */
 220         OUT_RING(chan, 0);              /*  0.00 */
 221
 222         BEGIN_RING(chan, celsius, NV10TCL_NOP, 1);
 223         OUT_RING(chan, 0);
 224
 225         BEGIN_RING(chan, celsius, NV10TCL_FOG_MODE, 2);
 226         OUT_RING(chan, 0x802);
 227         OUT_RING(chan, 2);
 228         /* for some reason VIEW_MATRIX_ENABLE need to be 6 instead of 4 when
 229          * using texturing, except when using the texture matrix
 230          */
 231         BEGIN_RING(chan, celsius, NV10TCL_VIEW_MATRIX_ENABLE, 1);
 232         OUT_RING(chan, 6);
 233         BEGIN_RING(chan, celsius, NV10TCL_COLOR_MASK, 1);
 234         OUT_RING(chan, 0x01010101);
 235
 236         /* Set vertex component */
 237         BEGIN_RING(chan, celsius, NV10TCL_VERTEX_COL_4F_R, 4);
 238         OUT_RINGf(chan, 1.0);
 239         OUT_RINGf(chan, 0.0);
 240         OUT_RINGf(chan, 0.0);
 241         OUT_RINGf(chan, 1.0);
 242         BEGIN_RING(chan, celsius, NV10TCL_VERTEX_COL2_3F_R, 3);
 243         OUT_RING(chan, 0);
 244         OUT_RING(chan, 0);
 245         OUT_RING(chan, 0);
 246         BEGIN_RING(chan, celsius, NV10TCL_VERTEX_NOR_3F_X, 3);
 247         OUT_RING(chan, 0);
 248         OUT_RING(chan, 0);
 249         OUT_RINGf(chan, 1.0);
 250         BEGIN_RING(chan, celsius, NV10TCL_VERTEX_TX0_4F_S, 4);
 251         OUT_RINGf(chan, 0.0);
 252         OUT_RINGf(chan, 0.0);
 253         OUT_RINGf(chan, 0.0);
 254         OUT_RINGf(chan, 1.0);
 255         BEGIN_RING(chan, celsius, NV10TCL_VERTEX_TX1_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_FOG_1F, 1);
 261         OUT_RINGf(chan, 0.0);
 262         BEGIN_RING(chan, celsius, NV10TCL_EDGEFLAG_ENABLE, 1);
 263         OUT_RING(chan, 1);
 264
 265         BEGIN_RING(chan, celsius, NV10TCL_DEPTH_RANGE_NEAR, 2);
 266         OUT_RING(chan, 0.0);
 267         OUT_RINGf(chan, 16777216.0);
 268
 269         FIRE_RING(chan);
 270 }
 271
 272 static void
 273 nv10_context_destroy(GLcontext *ctx)
 274 {
 275         struct nouveau_context *nctx = to_nouveau_context(ctx);
 276
 277         nv04_surface_takedown(ctx);
 278         nv10_render_destroy(ctx);
 279
 280         nouveau_grobj_free(&nctx->hw.eng3d);
 281
 282         nouveau_context_deinit(ctx);
 283         FREE(ctx);
 284 }
 285
 286 static GLcontext *
 287 nv10_context_create(struct nouveau_screen *screen, const GLvisual *visual,
 288                     GLcontext *share_ctx)
 289 {
 290         struct nouveau_context *nctx;
 291         GLcontext *ctx;
 292         unsigned celsius_class;
 293         int ret;
 294
 295         nctx = CALLOC_STRUCT(nouveau_context);
 296         if (!nctx)
 297                 return NULL;
 298
 299         ctx = &nctx->base;
 300
 301         if (!nouveau_context_init(ctx, screen, visual, share_ctx))
 302                 goto fail;
 303
 304         /* GL constants. */
 305         ctx->Const.MaxTextureLevels = 12;
 306         ctx->Const.MaxTextureCoordUnits = NV10_TEXTURE_UNITS;
 307         ctx->Const.MaxTextureImageUnits = NV10_TEXTURE_UNITS;
 308         ctx->Const.MaxTextureUnits = NV10_TEXTURE_UNITS;
 309         ctx->Const.MaxTextureMaxAnisotropy = 2;
 310         ctx->Const.MaxTextureLodBias = 15;
 311         ctx->Driver.Clear = nv10_clear;
 312
 313         /* 2D engine. */
 314         ret = nv04_surface_init(ctx);
 315         if (!ret)
 316                 goto fail;
 317
 318         /* 3D engine. */
 319         if (context_chipset(ctx) >= 0x17)
 320                 celsius_class = NV17TCL;
 321         else if (context_chipset(ctx) >= 0x11)
 322                 celsius_class = NV11TCL;
 323         else
 324                 celsius_class = NV10TCL;
 325
 326         ret = nouveau_grobj_alloc(context_chan(ctx), 0xbeef0001, celsius_class,
 327                                   &nctx->hw.eng3d);
 328         if (ret)
 329                 goto fail;
 330
 331         nv10_hwctx_init(ctx);
 332         nv10_render_init(ctx);
 333
 334         return ctx;
 335
 336 fail:
 337         nv10_context_destroy(ctx);
 338         return NULL;
 339 }
 340
 341 const struct nouveau_driver nv10_driver = {
 342         .context_create = nv10_context_create,
 343         .context_destroy = nv10_context_destroy,
 344         .surface_copy = nv04_surface_copy,
 345         .surface_fill = nv04_surface_fill,
 346         .emit = (nouveau_state_func[]) {
 347                 nv10_emit_alpha_func,
 348                 nv10_emit_blend_color,
 349                 nv10_emit_blend_equation,
 350                 nv10_emit_blend_func,
 351                 nv10_emit_clip_plane,
 352                 nv10_emit_clip_plane,
 353                 nv10_emit_clip_plane,
 354                 nv10_emit_clip_plane,
 355                 nv10_emit_clip_plane,
 356                 nv10_emit_clip_plane,
 357                 nv10_emit_color_mask,
 358                 nv10_emit_color_material,
 359                 nv10_emit_cull_face,
 360                 nv10_emit_front_face,
 361                 nv10_emit_depth,
 362                 nv10_emit_dither,
 363                 nv10_emit_frag,
 364                 nv10_emit_framebuffer,
 365                 nv10_emit_fog,
 366                 nv10_emit_index_mask,
 367                 nv10_emit_light_enable,
 368                 nv10_emit_light_model,
 369                 nv10_emit_light_source,
 370                 nv10_emit_light_source,
 371                 nv10_emit_light_source,
 372                 nv10_emit_light_source,
 373                 nv10_emit_light_source,
 374                 nv10_emit_light_source,
 375                 nv10_emit_light_source,
 376                 nv10_emit_light_source,
 377                 nv10_emit_line_stipple,
 378                 nv10_emit_line_mode,
 379                 nv10_emit_logic_opcode,
 380                 nv10_emit_material_ambient,
 381                 nouveau_emit_nothing,
 382                 nv10_emit_material_diffuse,
 383                 nouveau_emit_nothing,
 384                 nv10_emit_material_specular,
 385                 nouveau_emit_nothing,
 386                 nv10_emit_material_shininess,
 387                 nouveau_emit_nothing,
 388                 nv10_emit_modelview,
 389                 nv10_emit_point_mode,
 390                 nv10_emit_point_parameter,
 391                 nv10_emit_polygon_mode,
 392                 nv10_emit_polygon_offset,
 393                 nv10_emit_polygon_stipple,
 394                 nv10_emit_projection,
 395                 nv10_emit_render_mode,
 396                 nv10_emit_scissor,
 397                 nv10_emit_shade_model,
 398                 nv10_emit_stencil_func,
 399                 nv10_emit_stencil_mask,
 400                 nv10_emit_stencil_op,
 401                 nv10_emit_tex_env,
 402                 nv10_emit_tex_env,
 403                 nouveau_emit_nothing,
 404                 nouveau_emit_nothing,
 405                 nv10_emit_tex_gen,
 406                 nv10_emit_tex_gen,
 407                 nouveau_emit_nothing,
 408                 nouveau_emit_nothing,
 409                 nv10_emit_tex_obj,
 410                 nv10_emit_tex_obj,
 411                 nouveau_emit_nothing,
 412                 nouveau_emit_nothing,
 413                 nv10_emit_viewport
 414         },
 415         .num_emit = NUM_NOUVEAU_STATE,
 416 };