src/gallium/drivers/nv30/nv30_screen.c

   1 #include "pipe/p_screen.h"
   2 #include "util/u_simple_screen.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 PIPE_CAP_TEXTURE_MIRROR_CLAMP:
  59                 return 0;
  60         case PIPE_CAP_TEXTURE_MIRROR_REPEAT:
  61                 return 1;
  62         case PIPE_CAP_MAX_VERTEX_TEXTURE_UNITS:
  63                 return 0;
  64         case NOUVEAU_CAP_HW_VTXBUF:
  65         case NOUVEAU_CAP_HW_IDXBUF:
  66                 return 1;
  67         default:
  68                 NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
  69                 return 0;
  70         }
  71 }
  72
  73 static float
  74 nv30_screen_get_paramf(struct pipe_screen *pscreen, int param)
  75 {
  76         switch (param) {
  77         case PIPE_CAP_MAX_LINE_WIDTH:
  78         case PIPE_CAP_MAX_LINE_WIDTH_AA:
  79                 return 10.0;
  80         case PIPE_CAP_MAX_POINT_WIDTH:
  81         case PIPE_CAP_MAX_POINT_WIDTH_AA:
  82                 return 64.0;
  83         case PIPE_CAP_MAX_TEXTURE_ANISOTROPY:
  84                 return 8.0;
  85         case PIPE_CAP_MAX_TEXTURE_LOD_BIAS:
  86                 return 4.0;
  87         default:
  88                 NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
  89                 return 0.0;
  90         }
  91 }
  92
  93 static boolean
  94 nv30_screen_surface_format_supported(struct pipe_screen *pscreen,
  95                                      enum pipe_format format,
  96                                      enum pipe_texture_target target,
  97                                      unsigned tex_usage, unsigned geom_flags)
  98 {
  99         if (tex_usage & PIPE_TEXTURE_USAGE_RENDER_TARGET) {
 100                 switch (format) {
 101                 case PIPE_FORMAT_A8R8G8B8_UNORM:
 102                 case PIPE_FORMAT_R5G6B5_UNORM:
 103                 case PIPE_FORMAT_Z24S8_UNORM:
 104                 case PIPE_FORMAT_Z16_UNORM:
 105                         return TRUE;
 106                 default:
 107                         break;
 108                 }
 109         } else {
 110                 switch (format) {
 111                 case PIPE_FORMAT_A8R8G8B8_UNORM:
 112                 case PIPE_FORMAT_A1R5G5B5_UNORM:
 113                 case PIPE_FORMAT_A4R4G4B4_UNORM:
 114                 case PIPE_FORMAT_R5G6B5_UNORM:
 115                 case PIPE_FORMAT_L8_UNORM:
 116                 case PIPE_FORMAT_A8_UNORM:
 117                 case PIPE_FORMAT_I8_UNORM:
 118                 case PIPE_FORMAT_A8L8_UNORM:
 119                 case PIPE_FORMAT_Z16_UNORM:
 120                 case PIPE_FORMAT_Z24S8_UNORM:
 121                         return TRUE;
 122                 default:
 123                         break;
 124                 }
 125         }
 126
 127         return FALSE;
 128 }
 129
 130 static struct pipe_buffer *
 131 nv30_surface_buffer(struct pipe_surface *surf)
 132 {
 133         struct nv30_miptree *mt = (struct nv30_miptree *)surf->texture;
 134
 135         return mt->buffer;
 136 }
 137
 138 static void
 139 nv30_screen_destroy(struct pipe_screen *pscreen)
 140 {
 141         struct nv30_screen *screen = nv30_screen(pscreen);
 142         struct nouveau_winsys *nvws = screen->nvws;
 143
 144         nvws->res_free(&screen->vp_exec_heap);
 145         nvws->res_free(&screen->vp_data_heap);
 146         nvws->res_free(&screen->query_heap);
 147         nvws->notifier_free(&screen->query);
 148         nvws->notifier_free(&screen->sync);
 149         nvws->grobj_free(&screen->rankine);
 150
 151         FREE(pscreen);
 152 }
 153
 154 struct pipe_screen *
 155 nv30_screen_create(struct pipe_winsys *ws, struct nouveau_winsys *nvws)
 156 {
 157         struct nv30_screen *screen = CALLOC_STRUCT(nv30_screen);
 158         struct nouveau_stateobj *so;
 159         unsigned rankine_class = 0;
 160         unsigned chipset = nvws->channel->device->chipset;
 161         int ret, i;
 162
 163         if (!screen)
 164                 return NULL;
 165         screen->nvws = nvws;
 166
 167         /* 2D engine setup */
 168         screen->eng2d = nv04_surface_2d_init(nvws);
 169         screen->eng2d->buf = nv30_surface_buffer;
 170
 171         /* 3D object */
 172         switch (chipset & 0xf0) {
 173         case 0x30:
 174                 if (NV30TCL_CHIPSET_3X_MASK & (1 << (chipset & 0x0f)))
 175                         rankine_class = 0x0397;
 176                 else
 177                 if (NV34TCL_CHIPSET_3X_MASK & (1 << (chipset & 0x0f)))
 178                         rankine_class = 0x0697;
 179                 else
 180                 if (NV35TCL_CHIPSET_3X_MASK & (1 << (chipset & 0x0f)))
 181                         rankine_class = 0x0497;
 182                 break;
 183         default:
 184                 break;
 185         }
 186
 187         if (!rankine_class) {
 188                 NOUVEAU_ERR("Unknown nv3x chipset: nv%02x\n", chipset);
 189                 return NULL;
 190         }
 191
 192         ret = nvws->grobj_alloc(nvws, rankine_class, &screen->rankine);
 193         if (ret) {
 194                 NOUVEAU_ERR("Error creating 3D object: %d\n", ret);
 195                 return FALSE;
 196         }
 197
 198         /* Notifier for sync purposes */
 199         ret = nvws->notifier_alloc(nvws, 1, &screen->sync);
 200         if (ret) {
 201                 NOUVEAU_ERR("Error creating notifier object: %d\n", ret);
 202                 nv30_screen_destroy(&screen->pipe);
 203                 return NULL;
 204         }
 205
 206         /* Query objects */
 207         ret = nvws->notifier_alloc(nvws, 32, &screen->query);
 208         if (ret) {
 209                 NOUVEAU_ERR("Error initialising query objects: %d\n", ret);
 210                 nv30_screen_destroy(&screen->pipe);
 211                 return NULL;
 212         }
 213
 214         ret = nvws->res_init(&screen->query_heap, 0, 32);
 215         if (ret) {
 216                 NOUVEAU_ERR("Error initialising query object heap: %d\n", ret);
 217                 nv30_screen_destroy(&screen->pipe);
 218                 return NULL;
 219         }
 220
 221         /* Vtxprog resources */
 222         if (nvws->res_init(&screen->vp_exec_heap, 0, 256) ||
 223             nvws->res_init(&screen->vp_data_heap, 0, 256)) {
 224                 nv30_screen_destroy(&screen->pipe);
 225                 return NULL;
 226         }
 227
 228         /* Static rankine initialisation */
 229         so = so_new(128, 0);
 230         so_method(so, screen->rankine, NV34TCL_DMA_NOTIFY, 1);
 231         so_data  (so, screen->sync->handle);
 232         so_method(so, screen->rankine, NV34TCL_DMA_TEXTURE0, 2);
 233         so_data  (so, nvws->channel->vram->handle);
 234         so_data  (so, nvws->channel->gart->handle);
 235         so_method(so, screen->rankine, NV34TCL_DMA_COLOR1, 1);
 236         so_data  (so, nvws->channel->vram->handle);
 237         so_method(so, screen->rankine, NV34TCL_DMA_COLOR0, 2);
 238         so_data  (so, nvws->channel->vram->handle);
 239         so_data  (so, nvws->channel->vram->handle);
 240         so_method(so, screen->rankine, NV34TCL_DMA_VTXBUF0, 2);
 241         so_data  (so, nvws->channel->vram->handle);
 242         so_data  (so, nvws->channel->gart->handle);
 243 /*      so_method(so, screen->rankine, NV34TCL_DMA_FENCE, 2);
 244         so_data  (so, 0);
 245         so_data  (so, screen->query->handle);*/
 246         so_method(so, screen->rankine, NV34TCL_DMA_IN_MEMORY7, 1);
 247         so_data  (so, nvws->channel->vram->handle);
 248         so_method(so, screen->rankine, NV34TCL_DMA_IN_MEMORY8, 1);
 249         so_data  (so, nvws->channel->vram->handle);
 250
 251         for (i=1; i<8; i++) {
 252                 so_method(so, screen->rankine, NV34TCL_VIEWPORT_CLIP_HORIZ(i), 1);
 253                 so_data  (so, 0);
 254                 so_method(so, screen->rankine, NV34TCL_VIEWPORT_CLIP_VERT(i), 1);
 255                 so_data  (so, 0);
 256         }
 257
 258         so_method(so, screen->rankine, 0x220, 1);
 259         so_data  (so, 1);
 260
 261         so_method(so, screen->rankine, 0x03b0, 1);
 262         so_data  (so, 0x00100000);
 263         so_method(so, screen->rankine, 0x1454, 1);
 264         so_data  (so, 0);
 265         so_method(so, screen->rankine, 0x1d80, 1);
 266         so_data  (so, 3);
 267         so_method(so, screen->rankine, 0x1450, 1);
 268         so_data  (so, 0x00030004);
 269
 270         /* NEW */
 271         so_method(so, screen->rankine, 0x1e98, 1);
 272         so_data  (so, 0);
 273         so_method(so, screen->rankine, 0x17e0, 3);
 274         so_data  (so, fui(0.0));
 275         so_data  (so, fui(0.0));
 276         so_data  (so, fui(1.0));
 277         so_method(so, screen->rankine, 0x1f80, 16);
 278         for (i=0; i<16; i++) {
 279                 so_data  (so, (i==8) ? 0x0000ffff : 0);
 280         }
 281
 282         so_method(so, screen->rankine, 0x120, 3);
 283         so_data  (so, 0);
 284         so_data  (so, 1);
 285         so_data  (so, 2);
 286
 287         so_method(so, screen->rankine, 0x1d88, 1);
 288         so_data  (so, 0x00001200);
 289
 290         so_method(so, screen->rankine, NV34TCL_RC_ENABLE, 1);
 291         so_data  (so, 0);
 292
 293         so_method(so, screen->rankine, NV34TCL_DEPTH_RANGE_NEAR, 2);
 294         so_data  (so, fui(0.0));
 295         so_data  (so, fui(1.0));
 296
 297         so_method(so, screen->rankine, NV34TCL_MULTISAMPLE_CONTROL, 1);
 298         so_data  (so, 0xffff0000);
 299
 300         /* enables use of vp rather than fixed-function somehow */
 301         so_method(so, screen->rankine, 0x1e94, 1);
 302         so_data  (so, 0x13);
 303
 304         so_emit(nvws, so);
 305         so_ref(NULL, &so);
 306         nouveau_pushbuf_flush(nvws->channel, 0);
 307
 308         screen->pipe.winsys = ws;
 309         screen->pipe.destroy = nv30_screen_destroy;
 310
 311         screen->pipe.get_name = nv30_screen_get_name;
 312         screen->pipe.get_vendor = nv30_screen_get_vendor;
 313         screen->pipe.get_param = nv30_screen_get_param;
 314         screen->pipe.get_paramf = nv30_screen_get_paramf;
 315
 316         screen->pipe.is_format_supported = nv30_screen_surface_format_supported;
 317
 318         nv30_screen_init_miptree_functions(&screen->pipe);
 319         nv30_screen_init_transfer_functions(&screen->pipe);
 320         u_simple_screen_init(&screen->pipe);
 321
 322         return &screen->pipe;
 323 }