diff options
Diffstat (limited to 'src/gallium/drivers/nv40/nv40_screen.c')
| -rw-r--r-- | src/gallium/drivers/nv40/nv40_screen.c | 383 |
1 files changed, 383 insertions, 0 deletions
diff --git a/src/gallium/drivers/nv40/nv40_screen.c b/src/gallium/drivers/nv40/nv40_screen.c new file mode 100644 index 00000000000..2372bc84410 --- /dev/null +++ b/src/gallium/drivers/nv40/nv40_screen.c @@ -0,0 +1,383 @@ +#include "pipe/p_screen.h" +#include "util/u_simple_screen.h" + +#include "nv40_context.h" +#include "nv40_screen.h" + +#define NV4X_GRCLASS4097_CHIPSETS 0x00000baf +#define NV4X_GRCLASS4497_CHIPSETS 0x00005450 +#define NV6X_GRCLASS4497_CHIPSETS 0x00000088 + +static const char * +nv40_screen_get_name(struct pipe_screen *pscreen) +{ + struct nv40_screen *screen = nv40_screen(pscreen); + struct nouveau_device *dev = screen->nvws->channel->device; + static char buffer[128]; + + snprintf(buffer, sizeof(buffer), "NV%02X", dev->chipset); + return buffer; +} + +static const char * +nv40_screen_get_vendor(struct pipe_screen *pscreen) +{ + return "nouveau"; +} + +static int +nv40_screen_get_param(struct pipe_screen *pscreen, int param) +{ + struct nv40_screen *screen = nv40_screen(pscreen); + + switch (param) { + case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS: + return 16; + case PIPE_CAP_NPOT_TEXTURES: + return 1; + case PIPE_CAP_TWO_SIDED_STENCIL: + return 1; + case PIPE_CAP_GLSL: + return 0; + case PIPE_CAP_S3TC: + return 1; + case PIPE_CAP_ANISOTROPIC_FILTER: + return 1; + case PIPE_CAP_POINT_SPRITE: + return 1; + case PIPE_CAP_MAX_RENDER_TARGETS: + return 4; + case PIPE_CAP_OCCLUSION_QUERY: + return 1; + case PIPE_CAP_TEXTURE_SHADOW_MAP: + return 1; + case PIPE_CAP_MAX_TEXTURE_2D_LEVELS: + return 13; + case PIPE_CAP_MAX_TEXTURE_3D_LEVELS: + return 10; + case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS: + return 13; + case PIPE_CAP_TEXTURE_MIRROR_CLAMP: + case PIPE_CAP_TEXTURE_MIRROR_REPEAT: + return 1; + case PIPE_CAP_MAX_VERTEX_TEXTURE_UNITS: + return 0; /* We have 4 - but unsupported currently */ + case NOUVEAU_CAP_HW_VTXBUF: + return 1; + case NOUVEAU_CAP_HW_IDXBUF: + if (screen->curie->grclass == NV40TCL) + return 1; + return 0; + default: + NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param); + return 0; + } +} + +static float +nv40_screen_get_paramf(struct pipe_screen *pscreen, int param) +{ + switch (param) { + case PIPE_CAP_MAX_LINE_WIDTH: + case PIPE_CAP_MAX_LINE_WIDTH_AA: + return 10.0; + case PIPE_CAP_MAX_POINT_WIDTH: + case PIPE_CAP_MAX_POINT_WIDTH_AA: + return 64.0; + case PIPE_CAP_MAX_TEXTURE_ANISOTROPY: + return 16.0; + case PIPE_CAP_MAX_TEXTURE_LOD_BIAS: + return 16.0; + default: + NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param); + return 0.0; + } +} + +static boolean +nv40_screen_surface_format_supported(struct pipe_screen *pscreen, + enum pipe_format format, + enum pipe_texture_target target, + unsigned tex_usage, unsigned geom_flags) +{ + if (tex_usage & PIPE_TEXTURE_USAGE_RENDER_TARGET) { + switch (format) { + case PIPE_FORMAT_A8R8G8B8_UNORM: + case PIPE_FORMAT_R5G6B5_UNORM: + case PIPE_FORMAT_Z24S8_UNORM: + case PIPE_FORMAT_Z16_UNORM: + return TRUE; + default: + break; + } + } else { + switch (format) { + case PIPE_FORMAT_A8R8G8B8_UNORM: + case PIPE_FORMAT_A1R5G5B5_UNORM: + case PIPE_FORMAT_A4R4G4B4_UNORM: + case PIPE_FORMAT_R5G6B5_UNORM: + case PIPE_FORMAT_R16_SNORM: + case PIPE_FORMAT_L8_UNORM: + case PIPE_FORMAT_A8_UNORM: + case PIPE_FORMAT_I8_UNORM: + case PIPE_FORMAT_A8L8_UNORM: + case PIPE_FORMAT_Z16_UNORM: + case PIPE_FORMAT_Z24S8_UNORM: + case PIPE_FORMAT_DXT1_RGB: + case PIPE_FORMAT_DXT1_RGBA: + case PIPE_FORMAT_DXT3_RGBA: + case PIPE_FORMAT_DXT5_RGBA: + return TRUE; + default: + break; + } + } + + return FALSE; +} + +static struct pipe_buffer * +nv40_surface_buffer(struct pipe_surface *surf) +{ + struct nv40_miptree *mt = (struct nv40_miptree *)surf->texture; + + return mt->buffer; +} + +static void * +nv40_surface_map(struct pipe_screen *screen, struct pipe_surface *surface, + unsigned flags ) +{ + struct pipe_winsys *ws = screen->winsys; + struct pipe_surface *surface_to_map; + void *map; + + if (!(surface->texture->tex_usage & NOUVEAU_TEXTURE_USAGE_LINEAR)) { + struct nv40_miptree *mt = (struct nv40_miptree *)surface->texture; + + if (!mt->shadow_tex) { + unsigned old_tex_usage = surface->texture->tex_usage; + surface->texture->tex_usage = NOUVEAU_TEXTURE_USAGE_LINEAR | + PIPE_TEXTURE_USAGE_DYNAMIC; + mt->shadow_tex = screen->texture_create(screen, surface->texture); + surface->texture->tex_usage = old_tex_usage; + + assert(mt->shadow_tex->tex_usage & NOUVEAU_TEXTURE_USAGE_LINEAR); + } + + mt->shadow_surface = screen->get_tex_surface + ( + screen, mt->shadow_tex, + surface->face, surface->level, surface->zslice, + surface->usage + ); + + surface_to_map = mt->shadow_surface; + } + else + surface_to_map = surface; + + assert(surface_to_map); + map = ws->buffer_map(ws, nv40_surface_buffer(surface_to_map), flags); + if (!map) + return NULL; + + return map + surface_to_map->offset; +} + +static void +nv40_surface_unmap(struct pipe_screen *screen, struct pipe_surface *surface) +{ + struct pipe_winsys *ws = screen->winsys; + struct pipe_surface *surface_to_unmap; + + /* TODO: Copy from shadow just before push buffer is flushed instead. + There are probably some programs that map/unmap excessively + before rendering. */ + if (!(surface->texture->tex_usage & NOUVEAU_TEXTURE_USAGE_LINEAR)) { + struct nv40_miptree *mt = (struct nv40_miptree *)surface->texture; + + assert(mt->shadow_tex); + + surface_to_unmap = mt->shadow_surface; + } + else + surface_to_unmap = surface; + + assert(surface_to_unmap); + + ws->buffer_unmap(ws, nv40_surface_buffer(surface_to_unmap)); + + if (surface_to_unmap != surface) { + struct nv40_screen *nvscreen = nv40_screen(screen); + + nvscreen->eng2d->copy(nvscreen->eng2d, surface, 0, 0, + surface_to_unmap, 0, 0, + surface->width, surface->height); + + screen->tex_surface_release(screen, &surface_to_unmap); + } +} + +static void +nv40_screen_destroy(struct pipe_screen *pscreen) +{ + struct nv40_screen *screen = nv40_screen(pscreen); + struct nouveau_winsys *nvws = screen->nvws; + + nvws->res_free(&screen->vp_exec_heap); + nvws->res_free(&screen->vp_data_heap); + nvws->res_free(&screen->query_heap); + nvws->notifier_free(&screen->query); + nvws->notifier_free(&screen->sync); + nvws->grobj_free(&screen->curie); + + FREE(pscreen); +} + +struct pipe_screen * +nv40_screen_create(struct pipe_winsys *ws, struct nouveau_winsys *nvws) +{ + struct nv40_screen *screen = CALLOC_STRUCT(nv40_screen); + struct nouveau_stateobj *so; + unsigned curie_class; + unsigned chipset = nvws->channel->device->chipset; + int ret; + + if (!screen) + return NULL; + screen->nvws = nvws; + + /* 2D engine setup */ + screen->eng2d = nv04_surface_2d_init(nvws); + screen->eng2d->buf = nv40_surface_buffer; + + /* 3D object */ + switch (chipset & 0xf0) { + case 0x40: + if (NV4X_GRCLASS4097_CHIPSETS & (1 << (chipset & 0x0f))) + curie_class = NV40TCL; + else + if (NV4X_GRCLASS4497_CHIPSETS & (1 << (chipset & 0x0f))) + curie_class = NV44TCL; + break; + case 0x60: + if (NV6X_GRCLASS4497_CHIPSETS & (1 << (chipset & 0x0f))) + curie_class = NV44TCL; + break; + default: + break; + } + + if (!curie_class) { + NOUVEAU_ERR("Unknown nv4x chipset: nv%02x\n", chipset); + return NULL; + } + + ret = nvws->grobj_alloc(nvws, curie_class, &screen->curie); + if (ret) { + NOUVEAU_ERR("Error creating 3D object: %d\n", ret); + return FALSE; + } + + /* Notifier for sync purposes */ + ret = nvws->notifier_alloc(nvws, 1, &screen->sync); + if (ret) { + NOUVEAU_ERR("Error creating notifier object: %d\n", ret); + nv40_screen_destroy(&screen->pipe); + return NULL; + } + + /* Query objects */ + ret = nvws->notifier_alloc(nvws, 32, &screen->query); + if (ret) { + NOUVEAU_ERR("Error initialising query objects: %d\n", ret); + nv40_screen_destroy(&screen->pipe); + return NULL; + } + + ret = nvws->res_init(&screen->query_heap, 0, 32); + if (ret) { + NOUVEAU_ERR("Error initialising query object heap: %d\n", ret); + nv40_screen_destroy(&screen->pipe); + return NULL; + } + + /* Vtxprog resources */ + if (nvws->res_init(&screen->vp_exec_heap, 0, 512) || + nvws->res_init(&screen->vp_data_heap, 0, 256)) { + nv40_screen_destroy(&screen->pipe); + return NULL; + } + + /* Static curie initialisation */ + so = so_new(128, 0); + so_method(so, screen->curie, NV40TCL_DMA_NOTIFY, 1); + so_data (so, screen->sync->handle); + so_method(so, screen->curie, NV40TCL_DMA_TEXTURE0, 2); + so_data (so, nvws->channel->vram->handle); + so_data (so, nvws->channel->gart->handle); + so_method(so, screen->curie, NV40TCL_DMA_COLOR1, 1); + so_data (so, nvws->channel->vram->handle); + so_method(so, screen->curie, NV40TCL_DMA_COLOR0, 2); + so_data (so, nvws->channel->vram->handle); + so_data (so, nvws->channel->vram->handle); + so_method(so, screen->curie, NV40TCL_DMA_VTXBUF0, 2); + so_data (so, nvws->channel->vram->handle); + so_data (so, nvws->channel->gart->handle); + so_method(so, screen->curie, NV40TCL_DMA_FENCE, 2); + so_data (so, 0); + so_data (so, screen->query->handle); + so_method(so, screen->curie, NV40TCL_DMA_UNK01AC, 2); + so_data (so, nvws->channel->vram->handle); + so_data (so, nvws->channel->vram->handle); + so_method(so, screen->curie, NV40TCL_DMA_COLOR2, 2); + so_data (so, nvws->channel->vram->handle); + so_data (so, nvws->channel->vram->handle); + + so_method(so, screen->curie, 0x1ea4, 3); + so_data (so, 0x00000010); + so_data (so, 0x01000100); + so_data (so, 0xff800006); + + /* vtxprog output routing */ + so_method(so, screen->curie, 0x1fc4, 1); + so_data (so, 0x06144321); + so_method(so, screen->curie, 0x1fc8, 2); + so_data (so, 0xedcba987); + so_data (so, 0x00000021); + so_method(so, screen->curie, 0x1fd0, 1); + so_data (so, 0x00171615); + so_method(so, screen->curie, 0x1fd4, 1); + so_data (so, 0x001b1a19); + + so_method(so, screen->curie, 0x1ef8, 1); + so_data (so, 0x0020ffff); + so_method(so, screen->curie, 0x1d64, 1); + so_data (so, 0x00d30000); + so_method(so, screen->curie, 0x1e94, 1); + so_data (so, 0x00000001); + + so_emit(nvws, so); + so_ref(NULL, &so); + nvws->push_flush(nvws, 0, NULL); + + screen->pipe.winsys = ws; + screen->pipe.destroy = nv40_screen_destroy; + + screen->pipe.get_name = nv40_screen_get_name; + screen->pipe.get_vendor = nv40_screen_get_vendor; + screen->pipe.get_param = nv40_screen_get_param; + screen->pipe.get_paramf = nv40_screen_get_paramf; + + screen->pipe.is_format_supported = nv40_screen_surface_format_supported; + + screen->pipe.surface_map = nv40_surface_map; + screen->pipe.surface_unmap = nv40_surface_unmap; + + nv40_screen_init_miptree_functions(&screen->pipe); + u_simple_screen_init(&screen->pipe); + + return &screen->pipe; +} + |