src/gallium/drivers/nv30/nv30_screen.c

   1 #include "pipe/p_screen.h"
   2 #include "pipe/p_util.h"
   3
   4 #include "nv30_context.h"
   5 #include "nv30_screen.h"
   6
   7 #define NV30TCL_CHIPSET_3X_MASK 0x00000003
   8 #define NV34TCL_CHIPSET_3X_MASK 0x00000010
   9 #define NV35TCL_CHIPSET_3X_MASK 0x000001e0
  10
  11 static const char *
  12 nv30_screen_get_name(struct pipe_screen *pscreen)
  13 {
  14         struct nv30_screen *screen = nv30_screen(pscreen);
  15         struct nouveau_device *dev = screen->nvws->channel->device;
  16         static char buffer[128];
  17
  18         snprintf(buffer, sizeof(buffer), "NV%02X", dev->chipset);
  19         return buffer;
  20 }
  21
  22 static const char *
  23 nv30_screen_get_vendor(struct pipe_screen *pscreen)
  24 {
  25         return "nouveau";
  26 }
  27
  28 static int
  29 nv30_screen_get_param(struct pipe_screen *pscreen, int param)
  30 {
  31         switch (param) {
  32         case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS:
  33                 return 16;
  34         case PIPE_CAP_NPOT_TEXTURES:
  35                 return 0;
  36         case PIPE_CAP_TWO_SIDED_STENCIL:
  37                 return 1;
  38         case PIPE_CAP_GLSL:
  39                 return 0;
  40         case PIPE_CAP_S3TC:
  41                 return 0;
  42         case PIPE_CAP_ANISOTROPIC_FILTER:
  43                 return 1;
  44         case PIPE_CAP_POINT_SPRITE:
  45                 return 1;
  46         case PIPE_CAP_MAX_RENDER_TARGETS:
  47                 return 2;
  48         case PIPE_CAP_OCCLUSION_QUERY:
  49                 return 1;
  50         case PIPE_CAP_TEXTURE_SHADOW_MAP:
  51                 return 1;
  52         case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
  53                 return 13;
  54         case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
  55                 return 10;
  56         case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
  57                 return 13;
  58         case NOUVEAU_CAP_HW_VTXBUF:
  59         case NOUVEAU_CAP_HW_IDXBUF:
  60                 return 0;
  61         default:
  62                 NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
  63                 return 0;
  64         }
  65 }
  66
  67 static float
  68 nv30_screen_get_paramf(struct pipe_screen *pscreen, int param)
  69 {
  70         switch (param) {
  71         case PIPE_CAP_MAX_LINE_WIDTH:
  72         case PIPE_CAP_MAX_LINE_WIDTH_AA:
  73                 return 10.0;
  74         case PIPE_CAP_MAX_POINT_WIDTH:
  75         case PIPE_CAP_MAX_POINT_WIDTH_AA:
  76                 return 64.0;
  77         case PIPE_CAP_MAX_TEXTURE_ANISOTROPY:
  78                 return 16.0;
  79         case PIPE_CAP_MAX_TEXTURE_LOD_BIAS:
  80                 return 4.0;
  81         default:
  82                 NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
  83                 return 0.0;
  84         }
  85 }
  86
  87 static boolean
  88 nv30_screen_surface_format_supported(struct pipe_screen *pscreen,
  89                                      enum pipe_format format, uint type)
  90 {
  91         switch (type) {
  92         case PIPE_SURFACE:
  93                 switch (format) {
  94                 case PIPE_FORMAT_A8R8G8B8_UNORM:
  95                 case PIPE_FORMAT_R5G6B5_UNORM:
  96                 case PIPE_FORMAT_Z24S8_UNORM:
  97                 case PIPE_FORMAT_Z16_UNORM:
  98                         return TRUE;
  99                 default:
 100                         break;
 101                 }
 102                 break;
 103         case PIPE_TEXTURE:
 104                 switch (format) {
 105                 case PIPE_FORMAT_A8R8G8B8_UNORM:
 106                 case PIPE_FORMAT_A1R5G5B5_UNORM:
 107                 case PIPE_FORMAT_A4R4G4B4_UNORM:
 108                 case PIPE_FORMAT_R5G6B5_UNORM:
 109                 case PIPE_FORMAT_U_L8:
 110                 case PIPE_FORMAT_U_A8:
 111                 case PIPE_FORMAT_U_I8:
 112                 case PIPE_FORMAT_U_A8_L8:
 113                 case PIPE_FORMAT_Z16_UNORM:
 114                 case PIPE_FORMAT_Z24S8_UNORM:
 115                         return TRUE;
 116                 default:
 117                         break;
 118                 }
 119                 break;
 120         default:
 121                 assert(0);
 122         };
 123
 124         return FALSE;
 125 }
 126
 127 static void
 128 nv30_screen_destroy(struct pipe_screen *pscreen)
 129 {
 130         struct nv30_screen *screen = nv30_screen(pscreen);
 131         struct nouveau_winsys *nvws = screen->nvws;
 132
 133         nvws->res_free(&screen->vp_exec_heap);
 134         nvws->res_free(&screen->vp_data_heap);
 135         nvws->res_free(&screen->query_heap);
 136         nvws->notifier_free(&screen->query);
 137         nvws->notifier_free(&screen->sync);
 138         nvws->grobj_free(&screen->rankine);
 139
 140         FREE(pscreen);
 141 }
 142
 143 struct pipe_screen *
 144 nv30_screen_create(struct pipe_winsys *ws, struct nouveau_winsys *nvws)
 145 {
 146         struct nv30_screen *screen = CALLOC_STRUCT(nv30_screen);
 147         struct nouveau_stateobj *so;
 148         unsigned rankine_class = 0;
 149         unsigned chipset = nvws->channel->device->chipset;
 150         int ret, i;
 151
 152         if (!screen)
 153                 return NULL;
 154         screen->nvws = nvws;
 155
 156         /* 3D object */
 157         switch (chipset & 0xf0) {
 158         case 0x30:
 159                 if (NV30TCL_CHIPSET_3X_MASK & (1 << (chipset & 0x0f)))
 160                         rankine_class = 0x0397;
 161                 else
 162                 if (NV34TCL_CHIPSET_3X_MASK & (1 << (chipset & 0x0f)))
 163                         rankine_class = 0x0697;
 164                 else
 165                 if (NV35TCL_CHIPSET_3X_MASK & (1 << (chipset & 0x0f)))
 166                         rankine_class = 0x0497;
 167                 break;
 168         default:
 169                 break;
 170         }
 171
 172         if (!rankine_class) {
 173                 NOUVEAU_ERR("Unknown nv3x chipset: nv%02x\n", chipset);
 174                 return NULL;
 175         }
 176
 177         ret = nvws->grobj_alloc(nvws, rankine_class, &screen->rankine);
 178         if (ret) {
 179                 NOUVEAU_ERR("Error creating 3D object: %d\n", ret);
 180                 return FALSE;
 181         }
 182
 183         /* Notifier for sync purposes */
 184         ret = nvws->notifier_alloc(nvws, 1, &screen->sync);
 185         if (ret) {
 186                 NOUVEAU_ERR("Error creating notifier object: %d\n", ret);
 187                 nv30_screen_destroy(&screen->pipe);
 188                 return NULL;
 189         }
 190
 191         /* Query objects */
 192         ret = nvws->notifier_alloc(nvws, 32, &screen->query);
 193         if (ret) {
 194                 NOUVEAU_ERR("Error initialising query objects: %d\n", ret);
 195                 nv30_screen_destroy(&screen->pipe);
 196                 return NULL;
 197         }
 198
 199         ret = nvws->res_init(&screen->query_heap, 0, 32);
 200         if (ret) {
 201                 NOUVEAU_ERR("Error initialising query object heap: %d\n", ret);
 202                 nv30_screen_destroy(&screen->pipe);
 203                 return NULL;
 204         }
 205
 206         /* Vtxprog resources */
 207         if (nvws->res_init(&screen->vp_exec_heap, 0, 256) ||
 208             nvws->res_init(&screen->vp_data_heap, 0, 256)) {
 209                 nv30_screen_destroy(&screen->pipe);
 210                 return NULL;
 211         }
 212
 213         /* Static rankine initialisation */
 214         so = so_new(128, 0);
 215         so_method(so, screen->rankine, NV34TCL_DMA_NOTIFY, 1);
 216         so_data  (so, screen->sync->handle);
 217         so_method(so, screen->rankine, NV34TCL_DMA_TEXTURE0, 2);
 218         so_data  (so, nvws->channel->vram->handle);
 219         so_data  (so, nvws->channel->gart->handle);
 220         so_method(so, screen->rankine, NV34TCL_DMA_COLOR1, 1);
 221         so_data  (so, nvws->channel->vram->handle);
 222         so_method(so, screen->rankine, NV34TCL_DMA_COLOR0, 2);
 223         so_data  (so, nvws->channel->vram->handle);
 224         so_data  (so, nvws->channel->vram->handle);
 225         so_method(so, screen->rankine, NV34TCL_DMA_VTXBUF0, 2);
 226         so_data  (so, nvws->channel->vram->handle);
 227         so_data  (so, nvws->channel->gart->handle);
 228 /*      so_method(so, screen->rankine, NV34TCL_DMA_FENCE, 2);
 229         so_data  (so, 0);
 230         so_data  (so, screen->query->handle);*/
 231         so_method(so, screen->rankine, NV34TCL_DMA_IN_MEMORY7, 1);
 232         so_data  (so, nvws->channel->vram->handle);
 233         so_method(so, screen->rankine, NV34TCL_DMA_IN_MEMORY8, 1);
 234         so_data  (so, nvws->channel->vram->handle);
 235
 236         for (i=1; i<8; i++) {
 237                 so_method(so, screen->rankine, NV34TCL_VIEWPORT_CLIP_HORIZ(i), 1);
 238                 so_data  (so, 0);
 239                 so_method(so, screen->rankine, NV34TCL_VIEWPORT_CLIP_VERT(i), 1);
 240                 so_data  (so, 0);
 241         }
 242
 243         so_method(so, screen->rankine, 0x220, 1);
 244         so_data  (so, 1);
 245
 246         so_method(so, screen->rankine, 0x03b0, 1);
 247         so_data  (so, 0x00100000);
 248         so_method(so, screen->rankine, 0x1454, 1);
 249         so_data  (so, 0);
 250         so_method(so, screen->rankine, 0x1d80, 1);
 251         so_data  (so, 3);
 252         so_method(so, screen->rankine, 0x1450, 1);
 253         so_data  (so, 0x00030004);
 254
 255         /* NEW */
 256         so_method(so, screen->rankine, 0x1e98, 1);
 257         so_data  (so, 0);
 258         so_method(so, screen->rankine, 0x17e0, 3);
 259         so_data  (so, fui(0.0));
 260         so_data  (so, fui(0.0));
 261         so_data  (so, fui(1.0));
 262         so_method(so, screen->rankine, 0x1f80, 16);
 263         for (i=0; i<16; i++) {
 264                 so_data  (so, (i==8) ? 0x0000ffff : 0);
 265         }
 266
 267         so_method(so, screen->rankine, 0x120, 3);
 268         so_data  (so, 0);
 269         so_data  (so, 1);
 270         so_data  (so, 2);
 271
 272         so_method(so, screen->rankine, 0x1d88, 1);
 273         so_data  (so, 0x00001200);
 274
 275         so_method(so, screen->rankine, NV34TCL_RC_ENABLE, 1);
 276         so_data  (so, 0);
 277
 278         so_method(so, screen->rankine, NV34TCL_DEPTH_RANGE_NEAR, 2);
 279         so_data  (so, fui(0.0));
 280         so_data  (so, fui(1.0));
 281
 282         so_method(so, screen->rankine, NV34TCL_MULTISAMPLE_CONTROL, 1);
 283         so_data  (so, 0xffff0000);
 284
 285         /* enables use of vp rather than fixed-function somehow */
 286         so_method(so, screen->rankine, 0x1e94, 1);
 287         so_data  (so, 0x13);
 288
 289         so_emit(nvws, so);
 290         so_ref(NULL, &so);
 291         nvws->push_flush(nvws, 0, NULL);
 292
 293         screen->pipe.winsys = ws;
 294         screen->pipe.destroy = nv30_screen_destroy;
 295
 296         screen->pipe.get_name = nv30_screen_get_name;
 297         screen->pipe.get_vendor = nv30_screen_get_vendor;
 298         screen->pipe.get_param = nv30_screen_get_param;
 299         screen->pipe.get_paramf = nv30_screen_get_paramf;
 300
 301         screen->pipe.is_format_supported = nv30_screen_surface_format_supported;
 302
 303         nv30_screen_init_miptree_functions(&screen->pipe);
 304
 305         return &screen->pipe;
 306 }
 307