src/gallium/drivers/nv40/nv40_screen.c

   1 #include "pipe/p_screen.h"
   2
   3 #include "nv40_context.h"
   4 #include "nv40_video_context.h"
   5 #include "nv40_screen.h"
   6
   7 #define NV4X_GRCLASS4097_CHIPSETS 0x00000baf
   8 #define NV4X_GRCLASS4497_CHIPSETS 0x00005450
   9 #define NV6X_GRCLASS4497_CHIPSETS 0x00000088
  10
  11 static int
  12 nv40_screen_get_param(struct pipe_screen *pscreen, int param)
  13 {
  14         struct nv40_screen *screen = nv40_screen(pscreen);
  15
  16         switch (param) {
  17         case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS:
  18                 return 16;
  19         case PIPE_CAP_NPOT_TEXTURES:
  20                 return 1;
  21         case PIPE_CAP_TWO_SIDED_STENCIL:
  22                 return 1;
  23         case PIPE_CAP_GLSL:
  24                 return 0;
  25         case PIPE_CAP_ANISOTROPIC_FILTER:
  26                 return 1;
  27         case PIPE_CAP_POINT_SPRITE:
  28                 return 1;
  29         case PIPE_CAP_MAX_RENDER_TARGETS:
  30                 return 4;
  31         case PIPE_CAP_OCCLUSION_QUERY:
  32                 return 1;
  33         case PIPE_CAP_TEXTURE_SHADOW_MAP:
  34                 return 1;
  35         case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
  36                 return 13;
  37         case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
  38                 return 10;
  39         case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
  40                 return 13;
  41         case PIPE_CAP_TEXTURE_MIRROR_CLAMP:
  42         case PIPE_CAP_TEXTURE_MIRROR_REPEAT:
  43                 return 1;
  44         case PIPE_CAP_MAX_VERTEX_TEXTURE_UNITS:
  45                 return 0; /* We have 4 - but unsupported currently */
  46         case PIPE_CAP_TGSI_CONT_SUPPORTED:
  47                 return 0;
  48         case PIPE_CAP_BLEND_EQUATION_SEPARATE:
  49                 return 1;
  50         case NOUVEAU_CAP_HW_VTXBUF:
  51                 return 1;
  52         case NOUVEAU_CAP_HW_IDXBUF:
  53                 if (screen->curie->grclass == NV40TCL)
  54                         return 1;
  55                 return 0;
  56         case PIPE_CAP_INDEP_BLEND_ENABLE:
  57                 return 0;
  58         case PIPE_CAP_INDEP_BLEND_FUNC:
  59                 return 0;
  60         case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
  61         case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
  62                 return 1;
  63         case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
  64         case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
  65                 return 0;
  66         case PIPE_CAP_MAX_COMBINED_SAMPLERS:
  67                 return 16;
  68         default:
  69                 NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
  70                 return 0;
  71         }
  72 }
  73
  74 static float
  75 nv40_screen_get_paramf(struct pipe_screen *pscreen, int param)
  76 {
  77         switch (param) {
  78         case PIPE_CAP_MAX_LINE_WIDTH:
  79         case PIPE_CAP_MAX_LINE_WIDTH_AA:
  80                 return 10.0;
  81         case PIPE_CAP_MAX_POINT_WIDTH:
  82         case PIPE_CAP_MAX_POINT_WIDTH_AA:
  83                 return 64.0;
  84         case PIPE_CAP_MAX_TEXTURE_ANISOTROPY:
  85                 return 16.0;
  86         case PIPE_CAP_MAX_TEXTURE_LOD_BIAS:
  87                 return 16.0;
  88         default:
  89                 NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
  90                 return 0.0;
  91         }
  92 }
  93
  94 static boolean
  95 nv40_screen_surface_format_supported(struct pipe_screen *pscreen,
  96                                      enum pipe_format format,
  97                                      enum pipe_texture_target target,
  98                                      unsigned tex_usage, unsigned geom_flags)
  99 {
 100         if (tex_usage & PIPE_TEXTURE_USAGE_RENDER_TARGET) {
 101                 switch (format) {
 102                 case PIPE_FORMAT_B8G8R8A8_UNORM:
 103                 case PIPE_FORMAT_B5G6R5_UNORM:
 104                         return TRUE;
 105                 default:
 106                         break;
 107                 }
 108         } else
 109         if (tex_usage & PIPE_TEXTURE_USAGE_DEPTH_STENCIL) {
 110                 switch (format) {
 111                 case PIPE_FORMAT_S8Z24_UNORM:
 112                 case PIPE_FORMAT_X8Z24_UNORM:
 113                 case PIPE_FORMAT_Z16_UNORM:
 114                         return TRUE;
 115                 default:
 116                         break;
 117                 }
 118         } else {
 119                 switch (format) {
 120                 case PIPE_FORMAT_B8G8R8A8_UNORM:
 121                 case PIPE_FORMAT_B5G5R5A1_UNORM:
 122                 case PIPE_FORMAT_B4G4R4A4_UNORM:
 123                 case PIPE_FORMAT_B5G6R5_UNORM:
 124                 case PIPE_FORMAT_R16_SNORM:
 125                 case PIPE_FORMAT_L8_UNORM:
 126                 case PIPE_FORMAT_A8_UNORM:
 127                 case PIPE_FORMAT_I8_UNORM:
 128                 case PIPE_FORMAT_L8A8_UNORM:
 129                 case PIPE_FORMAT_Z16_UNORM:
 130                 case PIPE_FORMAT_S8Z24_UNORM:
 131                 case PIPE_FORMAT_DXT1_RGB:
 132                 case PIPE_FORMAT_DXT1_RGBA:
 133                 case PIPE_FORMAT_DXT3_RGBA:
 134                 case PIPE_FORMAT_DXT5_RGBA:
 135                         return TRUE;
 136                 default:
 137                         break;
 138                 }
 139         }
 140
 141         return FALSE;
 142 }
 143
 144 static struct pipe_buffer *
 145 nv40_surface_buffer(struct pipe_surface *surf)
 146 {
 147         struct nv40_miptree *mt = (struct nv40_miptree *)surf->texture;
 148
 149         return mt->buffer;
 150 }
 151
 152 static void
 153 nv40_screen_destroy(struct pipe_screen *pscreen)
 154 {
 155         struct nv40_screen *screen = nv40_screen(pscreen);
 156         unsigned i;
 157
 158         for (i = 0; i < NV40_STATE_MAX; i++) {
 159                 if (screen->state[i])
 160                         so_ref(NULL, &screen->state[i]);
 161         }
 162
 163         nouveau_resource_destroy(&screen->vp_exec_heap);
 164         nouveau_resource_destroy(&screen->vp_data_heap);
 165         nouveau_resource_destroy(&screen->query_heap);
 166         nouveau_notifier_free(&screen->query);
 167         nouveau_notifier_free(&screen->sync);
 168         nouveau_grobj_free(&screen->curie);
 169         nv04_surface_2d_takedown(&screen->eng2d);
 170
 171         nouveau_screen_fini(&screen->base);
 172
 173         FREE(pscreen);
 174 }
 175
 176 struct pipe_screen *
 177 nv40_screen_create(struct pipe_winsys *ws, struct nouveau_device *dev)
 178 {
 179         struct nv40_screen *screen = CALLOC_STRUCT(nv40_screen);
 180         struct nouveau_channel *chan;
 181         struct pipe_screen *pscreen;
 182         struct nouveau_stateobj *so;
 183         unsigned curie_class = 0;
 184         int ret;
 185
 186         if (!screen)
 187                 return NULL;
 188         pscreen = &screen->base.base;
 189
 190         ret = nouveau_screen_init(&screen->base, dev);
 191         if (ret) {
 192                 nv40_screen_destroy(pscreen);
 193                 return NULL;
 194         }
 195         chan = screen->base.channel;
 196
 197         pscreen->winsys = ws;
 198         pscreen->destroy = nv40_screen_destroy;
 199         pscreen->get_param = nv40_screen_get_param;
 200         pscreen->get_paramf = nv40_screen_get_paramf;
 201         pscreen->is_format_supported = nv40_screen_surface_format_supported;
 202         pscreen->context_create = nv40_create;
 203         pscreen->video_context_create = nv40_video_create;
 204
 205         nv40_screen_init_miptree_functions(pscreen);
 206         nv40_screen_init_transfer_functions(pscreen);
 207
 208         /* 3D object */
 209         switch (dev->chipset & 0xf0) {
 210         case 0x40:
 211                 if (NV4X_GRCLASS4097_CHIPSETS & (1 << (dev->chipset & 0x0f)))
 212                         curie_class = NV40TCL;
 213                 else
 214                 if (NV4X_GRCLASS4497_CHIPSETS & (1 << (dev->chipset & 0x0f)))
 215                         curie_class = NV44TCL;
 216                 break;
 217         case 0x60:
 218                 if (NV6X_GRCLASS4497_CHIPSETS & (1 << (dev->chipset & 0x0f)))
 219                         curie_class = NV44TCL;
 220                 break;
 221         }
 222
 223         if (!curie_class) {
 224                 NOUVEAU_ERR("Unknown nv4x chipset: nv%02x\n", dev->chipset);
 225                 return NULL;
 226         }
 227
 228         ret = nouveau_grobj_alloc(chan, 0xbeef3097, curie_class, &screen->curie);
 229         if (ret) {
 230                 NOUVEAU_ERR("Error creating 3D object: %d\n", ret);
 231                 return FALSE;
 232         }
 233
 234         /* 2D engine setup */
 235         screen->eng2d = nv04_surface_2d_init(&screen->base);
 236         screen->eng2d->buf = nv40_surface_buffer;
 237
 238         /* Notifier for sync purposes */
 239         ret = nouveau_notifier_alloc(chan, 0xbeef0301, 1, &screen->sync);
 240         if (ret) {
 241                 NOUVEAU_ERR("Error creating notifier object: %d\n", ret);
 242                 nv40_screen_destroy(pscreen);
 243                 return NULL;
 244         }
 245
 246         /* Query objects */
 247         ret = nouveau_notifier_alloc(chan, 0xbeef0302, 32, &screen->query);
 248         if (ret) {
 249                 NOUVEAU_ERR("Error initialising query objects: %d\n", ret);
 250                 nv40_screen_destroy(pscreen);
 251                 return NULL;
 252         }
 253
 254         nouveau_resource_init(&screen->query_heap, 0, 32);
 255         if (ret) {
 256                 NOUVEAU_ERR("Error initialising query object heap: %d\n", ret);
 257                 nv40_screen_destroy(pscreen);
 258                 return NULL;
 259         }
 260
 261         /* Vtxprog resources */
 262         if (nouveau_resource_init(&screen->vp_exec_heap, 0, 512) ||
 263             nouveau_resource_init(&screen->vp_data_heap, 0, 256)) {
 264                 nv40_screen_destroy(pscreen);
 265                 return NULL;
 266         }
 267
 268         /* Static curie initialisation */
 269         so = so_new(16, 25, 0);
 270         so_method(so, screen->curie, NV40TCL_DMA_NOTIFY, 1);
 271         so_data  (so, screen->sync->handle);
 272         so_method(so, screen->curie, NV40TCL_DMA_TEXTURE0, 2);
 273         so_data  (so, chan->vram->handle);
 274         so_data  (so, chan->gart->handle);
 275         so_method(so, screen->curie, NV40TCL_DMA_COLOR1, 1);
 276         so_data  (so, chan->vram->handle);
 277         so_method(so, screen->curie, NV40TCL_DMA_COLOR0, 2);
 278         so_data  (so, chan->vram->handle);
 279         so_data  (so, chan->vram->handle);
 280         so_method(so, screen->curie, NV40TCL_DMA_VTXBUF0, 2);
 281         so_data  (so, chan->vram->handle);
 282         so_data  (so, chan->gart->handle);
 283         so_method(so, screen->curie, NV40TCL_DMA_FENCE, 2);
 284         so_data  (so, 0);
 285         so_data  (so, screen->query->handle);
 286         so_method(so, screen->curie, NV40TCL_DMA_UNK01AC, 2);
 287         so_data  (so, chan->vram->handle);
 288         so_data  (so, chan->vram->handle);
 289         so_method(so, screen->curie, NV40TCL_DMA_COLOR2, 2);
 290         so_data  (so, chan->vram->handle);
 291         so_data  (so, chan->vram->handle);
 292
 293         so_method(so, screen->curie, 0x1ea4, 3);
 294         so_data  (so, 0x00000010);
 295         so_data  (so, 0x01000100);
 296         so_data  (so, 0xff800006);
 297
 298         /* vtxprog output routing */
 299         so_method(so, screen->curie, 0x1fc4, 1);
 300         so_data  (so, 0x06144321);
 301         so_method(so, screen->curie, 0x1fc8, 2);
 302         so_data  (so, 0xedcba987);
 303         so_data  (so, 0x00000021);
 304         so_method(so, screen->curie, 0x1fd0, 1);
 305         so_data  (so, 0x00171615);
 306         so_method(so, screen->curie, 0x1fd4, 1);
 307         so_data  (so, 0x001b1a19);
 308
 309         so_method(so, screen->curie, 0x1ef8, 1);
 310         so_data  (so, 0x0020ffff);
 311         so_method(so, screen->curie, 0x1d64, 1);
 312         so_data  (so, 0x00d30000);
 313         so_method(so, screen->curie, 0x1e94, 1);
 314         so_data  (so, 0x00000001);
 315
 316         so_emit(chan, so);
 317         so_ref(NULL, &so);
 318         nouveau_pushbuf_flush(chan, 0);
 319
 320         return pscreen;
 321 }
 322