src/gallium/drivers/nv30/nv30_screen.c

   1 #include "pipe/p_screen.h"
   2 #include "pipe/p_state.h"
   3
   4 #include "nouveau/nouveau_screen.h"
   5
   6 #include "nv30_context.h"
   7 #include "nv30_screen.h"
   8
   9 #define NV30TCL_CHIPSET_3X_MASK 0x00000003
  10 #define NV34TCL_CHIPSET_3X_MASK 0x00000010
  11 #define NV35TCL_CHIPSET_3X_MASK 0x000001e0
  12
  13 static int
  14 nv30_screen_get_param(struct pipe_screen *pscreen, int param)
  15 {
  16         switch (param) {
  17         case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS:
  18                 return 16;
  19         case PIPE_CAP_NPOT_TEXTURES:
  20                 return 0;
  21         case PIPE_CAP_TWO_SIDED_STENCIL:
  22                 return 1;
  23         case PIPE_CAP_GLSL:
  24                 return 0;
  25         case PIPE_CAP_S3TC:
  26                 return 0;
  27         case PIPE_CAP_ANISOTROPIC_FILTER:
  28                 return 1;
  29         case PIPE_CAP_POINT_SPRITE:
  30                 return 1;
  31         case PIPE_CAP_MAX_RENDER_TARGETS:
  32                 return 2;
  33         case PIPE_CAP_OCCLUSION_QUERY:
  34                 return 1;
  35         case PIPE_CAP_TEXTURE_SHADOW_MAP:
  36                 return 1;
  37         case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
  38                 return 13;
  39         case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
  40                 return 10;
  41         case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
  42                 return 13;
  43         case PIPE_CAP_TEXTURE_MIRROR_CLAMP:
  44                 return 0;
  45         case PIPE_CAP_TEXTURE_MIRROR_REPEAT:
  46                 return 1;
  47         case PIPE_CAP_MAX_VERTEX_TEXTURE_UNITS:
  48                 return 0;
  49         case PIPE_CAP_TGSI_CONT_SUPPORTED:
  50                 return 0;
  51         case PIPE_CAP_BLEND_EQUATION_SEPARATE:
  52                 return 0;
  53         case NOUVEAU_CAP_HW_VTXBUF:
  54         case NOUVEAU_CAP_HW_IDXBUF:
  55                 return 1;
  56         default:
  57                 NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
  58                 return 0;
  59         }
  60 }
  61
  62 static float
  63 nv30_screen_get_paramf(struct pipe_screen *pscreen, int param)
  64 {
  65         switch (param) {
  66         case PIPE_CAP_MAX_LINE_WIDTH:
  67         case PIPE_CAP_MAX_LINE_WIDTH_AA:
  68                 return 10.0;
  69         case PIPE_CAP_MAX_POINT_WIDTH:
  70         case PIPE_CAP_MAX_POINT_WIDTH_AA:
  71                 return 64.0;
  72         case PIPE_CAP_MAX_TEXTURE_ANISOTROPY:
  73                 return 8.0;
  74         case PIPE_CAP_MAX_TEXTURE_LOD_BIAS:
  75                 return 4.0;
  76         default:
  77                 NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
  78                 return 0.0;
  79         }
  80 }
  81
  82 static boolean
  83 nv30_screen_surface_format_supported(struct pipe_screen *pscreen,
  84                                      enum pipe_format format,
  85                                      enum pipe_texture_target target,
  86                                      unsigned tex_usage, unsigned geom_flags)
  87 {
  88         if (tex_usage & PIPE_TEXTURE_USAGE_RENDER_TARGET) {
  89                 switch (format) {
  90                 case PIPE_FORMAT_A8R8G8B8_UNORM:
  91                 case PIPE_FORMAT_R5G6B5_UNORM:
  92                         return TRUE;
  93                 default:
  94                         break;
  95                 }
  96         } else
  97         if (tex_usage & PIPE_TEXTURE_USAGE_DEPTH_STENCIL) {
  98                 switch (format) {
  99                 case PIPE_FORMAT_Z24S8_UNORM:
 100                 case PIPE_FORMAT_Z24X8_UNORM:
 101                 case PIPE_FORMAT_Z16_UNORM:
 102                         return TRUE;
 103                 default:
 104                         break;
 105                 }
 106         } else {
 107                 switch (format) {
 108                 case PIPE_FORMAT_A8R8G8B8_UNORM:
 109                 case PIPE_FORMAT_A1R5G5B5_UNORM:
 110                 case PIPE_FORMAT_A4R4G4B4_UNORM:
 111                 case PIPE_FORMAT_R5G6B5_UNORM:
 112                 case PIPE_FORMAT_L8_UNORM:
 113                 case PIPE_FORMAT_A8_UNORM:
 114                 case PIPE_FORMAT_I8_UNORM:
 115                 case PIPE_FORMAT_A8L8_UNORM:
 116                 case PIPE_FORMAT_Z16_UNORM:
 117                 case PIPE_FORMAT_Z24S8_UNORM:
 118                         return TRUE;
 119                 default:
 120                         break;
 121                 }
 122         }
 123
 124         return FALSE;
 125 }
 126
 127 static struct pipe_buffer *
 128 nv30_surface_buffer(struct pipe_surface *surf)
 129 {
 130         struct nv30_miptree *mt = (struct nv30_miptree *)surf->texture;
 131
 132         return mt->buffer;
 133 }
 134
 135 static void
 136 nv30_screen_destroy(struct pipe_screen *pscreen)
 137 {
 138         struct nv30_screen *screen = nv30_screen(pscreen);
 139
 140         nouveau_resource_free(&screen->vp_exec_heap);
 141         nouveau_resource_free(&screen->vp_data_heap);
 142         nouveau_resource_free(&screen->query_heap);
 143         nouveau_notifier_free(&screen->query);
 144         nouveau_notifier_free(&screen->sync);
 145         nouveau_grobj_free(&screen->rankine);
 146
 147         FREE(pscreen);
 148 }
 149
 150 struct pipe_screen *
 151 nv30_screen_create(struct pipe_winsys *ws, struct nouveau_device *dev)
 152 {
 153         struct nv30_screen *screen = CALLOC_STRUCT(nv30_screen);
 154         struct nouveau_channel *chan;
 155         struct pipe_screen *pscreen;
 156         struct nouveau_stateobj *so;
 157         unsigned rankine_class = 0;
 158         int ret, i;
 159
 160         if (!screen)
 161                 return NULL;
 162         pscreen = &screen->base.base;
 163
 164         ret = nouveau_screen_init(&screen->base, dev);
 165         if (ret) {
 166                 nv30_screen_destroy(pscreen);
 167                 return NULL;
 168         }
 169         chan = screen->base.channel;
 170
 171         pscreen->winsys = ws;
 172         pscreen->destroy = nv30_screen_destroy;
 173         pscreen->get_param = nv30_screen_get_param;
 174         pscreen->get_paramf = nv30_screen_get_paramf;
 175         pscreen->is_format_supported = nv30_screen_surface_format_supported;
 176
 177         nv30_screen_init_miptree_functions(pscreen);
 178         nv30_screen_init_transfer_functions(pscreen);
 179
 180         /* 3D object */
 181         switch (dev->chipset & 0xf0) {
 182         case 0x30:
 183                 if (NV30TCL_CHIPSET_3X_MASK & (1 << (dev->chipset & 0x0f)))
 184                         rankine_class = 0x0397;
 185                 else
 186                 if (NV34TCL_CHIPSET_3X_MASK & (1 << (dev->chipset & 0x0f)))
 187                         rankine_class = 0x0697;
 188                 else
 189                 if (NV35TCL_CHIPSET_3X_MASK & (1 << (dev->chipset & 0x0f)))
 190                         rankine_class = 0x0497;
 191                 break;
 192         default:
 193                 break;
 194         }
 195
 196         if (!rankine_class) {
 197                 NOUVEAU_ERR("Unknown nv3x chipset: nv%02x\n", dev->chipset);
 198                 return NULL;
 199         }
 200
 201         ret = nouveau_grobj_alloc(chan, 0xbeef3097, rankine_class,
 202                                   &screen->rankine);
 203         if (ret) {
 204                 NOUVEAU_ERR("Error creating 3D object: %d\n", ret);
 205                 return FALSE;
 206         }
 207         BIND_RING(chan, screen->rankine, 7);
 208
 209         /* 2D engine setup */
 210         screen->eng2d = nv04_surface_2d_init(&screen->base);
 211         screen->eng2d->buf = nv30_surface_buffer;
 212
 213         /* Notifier for sync purposes */
 214         ret = nouveau_notifier_alloc(chan, 0xbeef0301, 1, &screen->sync);
 215         if (ret) {
 216                 NOUVEAU_ERR("Error creating notifier object: %d\n", ret);
 217                 nv30_screen_destroy(pscreen);
 218                 return NULL;
 219         }
 220
 221         /* Query objects */
 222         ret = nouveau_notifier_alloc(chan, 0xbeef0302, 32, &screen->query);
 223         if (ret) {
 224                 NOUVEAU_ERR("Error initialising query objects: %d\n", ret);
 225                 nv30_screen_destroy(pscreen);
 226                 return NULL;
 227         }
 228
 229         ret = nouveau_resource_init(&screen->query_heap, 0, 32);
 230         if (ret) {
 231                 NOUVEAU_ERR("Error initialising query object heap: %d\n", ret);
 232                 nv30_screen_destroy(pscreen);
 233                 return NULL;
 234         }
 235
 236         /* Vtxprog resources */
 237         if (nouveau_resource_init(&screen->vp_exec_heap, 0, 256) ||
 238             nouveau_resource_init(&screen->vp_data_heap, 0, 256)) {
 239                 nv30_screen_destroy(pscreen);
 240                 return NULL;
 241         }
 242
 243         /* Static rankine initialisation */
 244         so = so_new(128, 0);
 245         so_method(so, screen->rankine, NV34TCL_DMA_NOTIFY, 1);
 246         so_data  (so, screen->sync->handle);
 247         so_method(so, screen->rankine, NV34TCL_DMA_TEXTURE0, 2);
 248         so_data  (so, chan->vram->handle);
 249         so_data  (so, chan->gart->handle);
 250         so_method(so, screen->rankine, NV34TCL_DMA_COLOR1, 1);
 251         so_data  (so, chan->vram->handle);
 252         so_method(so, screen->rankine, NV34TCL_DMA_COLOR0, 2);
 253         so_data  (so, chan->vram->handle);
 254         so_data  (so, chan->vram->handle);
 255         so_method(so, screen->rankine, NV34TCL_DMA_VTXBUF0, 2);
 256         so_data  (so, chan->vram->handle);
 257         so_data  (so, chan->gart->handle);
 258 /*      so_method(so, screen->rankine, NV34TCL_DMA_FENCE, 2);
 259         so_data  (so, 0);
 260         so_data  (so, screen->query->handle);*/
 261         so_method(so, screen->rankine, NV34TCL_DMA_IN_MEMORY7, 1);
 262         so_data  (so, chan->vram->handle);
 263         so_method(so, screen->rankine, NV34TCL_DMA_IN_MEMORY8, 1);
 264         so_data  (so, chan->vram->handle);
 265
 266         for (i=1; i<8; i++) {
 267                 so_method(so, screen->rankine, NV34TCL_VIEWPORT_CLIP_HORIZ(i), 1);
 268                 so_data  (so, 0);
 269                 so_method(so, screen->rankine, NV34TCL_VIEWPORT_CLIP_VERT(i), 1);
 270                 so_data  (so, 0);
 271         }
 272
 273         so_method(so, screen->rankine, 0x220, 1);
 274         so_data  (so, 1);
 275
 276         so_method(so, screen->rankine, 0x03b0, 1);
 277         so_data  (so, 0x00100000);
 278         so_method(so, screen->rankine, 0x1454, 1);
 279         so_data  (so, 0);
 280         so_method(so, screen->rankine, 0x1d80, 1);
 281         so_data  (so, 3);
 282         so_method(so, screen->rankine, 0x1450, 1);
 283         so_data  (so, 0x00030004);
 284
 285         /* NEW */
 286         so_method(so, screen->rankine, 0x1e98, 1);
 287         so_data  (so, 0);
 288         so_method(so, screen->rankine, 0x17e0, 3);
 289         so_data  (so, fui(0.0));
 290         so_data  (so, fui(0.0));
 291         so_data  (so, fui(1.0));
 292         so_method(so, screen->rankine, 0x1f80, 16);
 293         for (i=0; i<16; i++) {
 294                 so_data  (so, (i==8) ? 0x0000ffff : 0);
 295         }
 296
 297         so_method(so, screen->rankine, 0x120, 3);
 298         so_data  (so, 0);
 299         so_data  (so, 1);
 300         so_data  (so, 2);
 301
 302         so_method(so, screen->rankine, 0x1d88, 1);
 303         so_data  (so, 0x00001200);
 304
 305         so_method(so, screen->rankine, NV34TCL_RC_ENABLE, 1);
 306         so_data  (so, 0);
 307
 308         so_method(so, screen->rankine, NV34TCL_DEPTH_RANGE_NEAR, 2);
 309         so_data  (so, fui(0.0));
 310         so_data  (so, fui(1.0));
 311
 312         so_method(so, screen->rankine, NV34TCL_MULTISAMPLE_CONTROL, 1);
 313         so_data  (so, 0xffff0000);
 314
 315         /* enables use of vp rather than fixed-function somehow */
 316         so_method(so, screen->rankine, 0x1e94, 1);
 317         so_data  (so, 0x13);
 318
 319         so_emit(chan, so);
 320         so_ref(NULL, &so);
 321         nouveau_pushbuf_flush(chan, 0);
 322
 323         return pscreen;
 324 }