diff options
Diffstat (limited to 'src/gallium/drivers/nv30/nv30_screen.c')
| -rw-r--r-- | src/gallium/drivers/nv30/nv30_screen.c | 399 |
1 files changed, 399 insertions, 0 deletions
diff --git a/src/gallium/drivers/nv30/nv30_screen.c b/src/gallium/drivers/nv30/nv30_screen.c new file mode 100644 index 00000000000..e3c9b420448 --- /dev/null +++ b/src/gallium/drivers/nv30/nv30_screen.c @@ -0,0 +1,399 @@ +#include "pipe/p_screen.h" +#include "util/u_simple_screen.h" + +#include "nv30_context.h" +#include "nv30_screen.h" + +#define NV30TCL_CHIPSET_3X_MASK 0x00000003 +#define NV34TCL_CHIPSET_3X_MASK 0x00000010 +#define NV35TCL_CHIPSET_3X_MASK 0x000001e0 + +static const char * +nv30_screen_get_name(struct pipe_screen *pscreen) +{ + struct nv30_screen *screen = nv30_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 * +nv30_screen_get_vendor(struct pipe_screen *pscreen) +{ + return "nouveau"; +} + +static int +nv30_screen_get_param(struct pipe_screen *pscreen, int param) +{ + switch (param) { + case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS: + return 16; + case PIPE_CAP_NPOT_TEXTURES: + return 0; + case PIPE_CAP_TWO_SIDED_STENCIL: + return 1; + case PIPE_CAP_GLSL: + return 0; + case PIPE_CAP_S3TC: + return 0; + case PIPE_CAP_ANISOTROPIC_FILTER: + return 1; + case PIPE_CAP_POINT_SPRITE: + return 1; + case PIPE_CAP_MAX_RENDER_TARGETS: + return 2; + 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: + return 0; + case PIPE_CAP_TEXTURE_MIRROR_REPEAT: + return 1; + case PIPE_CAP_MAX_VERTEX_TEXTURE_UNITS: + return 0; + case NOUVEAU_CAP_HW_VTXBUF: + case NOUVEAU_CAP_HW_IDXBUF: + return 1; + default: + NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param); + return 0; + } +} + +static float +nv30_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 8.0; + case PIPE_CAP_MAX_TEXTURE_LOD_BIAS: + return 4.0; + default: + NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param); + return 0.0; + } +} + +static boolean +nv30_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_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: + return TRUE; + default: + break; + } + } + + return FALSE; +} + +static struct pipe_buffer * +nv30_surface_buffer(struct pipe_surface *surf) +{ + struct nv30_miptree *mt = (struct nv30_miptree *)surf->texture; + + return mt->buffer; +} + +static void * +nv30_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 nv30_miptree *mt = (struct nv30_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, nv30_surface_buffer(surface_to_map), flags); + if (!map) + return NULL; + + return map + surface_to_map->offset; +} + +static void +nv30_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 nv30_miptree *mt = (struct nv30_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, nv30_surface_buffer(surface_to_unmap)); + + if (surface_to_unmap != surface) { + struct nv30_screen *nvscreen = nv30_screen(screen); + + nvscreen->eng2d->copy(nvscreen->eng2d, surface, 0, 0, + surface_to_unmap, 0, 0, + surface->width, surface->height); + } +} + +static void +nv30_screen_destroy(struct pipe_screen *pscreen) +{ + struct nv30_screen *screen = nv30_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->rankine); + + FREE(pscreen); +} + +struct pipe_screen * +nv30_screen_create(struct pipe_winsys *ws, struct nouveau_winsys *nvws) +{ + struct nv30_screen *screen = CALLOC_STRUCT(nv30_screen); + struct nouveau_stateobj *so; + unsigned rankine_class = 0; + unsigned chipset = nvws->channel->device->chipset; + int ret, i; + + if (!screen) + return NULL; + screen->nvws = nvws; + + /* 2D engine setup */ + screen->eng2d = nv04_surface_2d_init(nvws); + screen->eng2d->buf = nv30_surface_buffer; + + /* 3D object */ + switch (chipset & 0xf0) { + case 0x30: + if (NV30TCL_CHIPSET_3X_MASK & (1 << (chipset & 0x0f))) + rankine_class = 0x0397; + else + if (NV34TCL_CHIPSET_3X_MASK & (1 << (chipset & 0x0f))) + rankine_class = 0x0697; + else + if (NV35TCL_CHIPSET_3X_MASK & (1 << (chipset & 0x0f))) + rankine_class = 0x0497; + break; + default: + break; + } + + if (!rankine_class) { + NOUVEAU_ERR("Unknown nv3x chipset: nv%02x\n", chipset); + return NULL; + } + + ret = nvws->grobj_alloc(nvws, rankine_class, &screen->rankine); + 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); + nv30_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); + nv30_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); + nv30_screen_destroy(&screen->pipe); + return NULL; + } + + /* Vtxprog resources */ + if (nvws->res_init(&screen->vp_exec_heap, 0, 256) || + nvws->res_init(&screen->vp_data_heap, 0, 256)) { + nv30_screen_destroy(&screen->pipe); + return NULL; + } + + /* Static rankine initialisation */ + so = so_new(128, 0); + so_method(so, screen->rankine, NV34TCL_DMA_NOTIFY, 1); + so_data (so, screen->sync->handle); + so_method(so, screen->rankine, NV34TCL_DMA_TEXTURE0, 2); + so_data (so, nvws->channel->vram->handle); + so_data (so, nvws->channel->gart->handle); + so_method(so, screen->rankine, NV34TCL_DMA_COLOR1, 1); + so_data (so, nvws->channel->vram->handle); + so_method(so, screen->rankine, NV34TCL_DMA_COLOR0, 2); + so_data (so, nvws->channel->vram->handle); + so_data (so, nvws->channel->vram->handle); + so_method(so, screen->rankine, NV34TCL_DMA_VTXBUF0, 2); + so_data (so, nvws->channel->vram->handle); + so_data (so, nvws->channel->gart->handle); +/* so_method(so, screen->rankine, NV34TCL_DMA_FENCE, 2); + so_data (so, 0); + so_data (so, screen->query->handle);*/ + so_method(so, screen->rankine, NV34TCL_DMA_IN_MEMORY7, 1); + so_data (so, nvws->channel->vram->handle); + so_method(so, screen->rankine, NV34TCL_DMA_IN_MEMORY8, 1); + so_data (so, nvws->channel->vram->handle); + + for (i=1; i<8; i++) { + so_method(so, screen->rankine, NV34TCL_VIEWPORT_CLIP_HORIZ(i), 1); + so_data (so, 0); + so_method(so, screen->rankine, NV34TCL_VIEWPORT_CLIP_VERT(i), 1); + so_data (so, 0); + } + + so_method(so, screen->rankine, 0x220, 1); + so_data (so, 1); + + so_method(so, screen->rankine, 0x03b0, 1); + so_data (so, 0x00100000); + so_method(so, screen->rankine, 0x1454, 1); + so_data (so, 0); + so_method(so, screen->rankine, 0x1d80, 1); + so_data (so, 3); + so_method(so, screen->rankine, 0x1450, 1); + so_data (so, 0x00030004); + + /* NEW */ + so_method(so, screen->rankine, 0x1e98, 1); + so_data (so, 0); + so_method(so, screen->rankine, 0x17e0, 3); + so_data (so, fui(0.0)); + so_data (so, fui(0.0)); + so_data (so, fui(1.0)); + so_method(so, screen->rankine, 0x1f80, 16); + for (i=0; i<16; i++) { + so_data (so, (i==8) ? 0x0000ffff : 0); + } + + so_method(so, screen->rankine, 0x120, 3); + so_data (so, 0); + so_data (so, 1); + so_data (so, 2); + + so_method(so, screen->rankine, 0x1d88, 1); + so_data (so, 0x00001200); + + so_method(so, screen->rankine, NV34TCL_RC_ENABLE, 1); + so_data (so, 0); + + so_method(so, screen->rankine, NV34TCL_DEPTH_RANGE_NEAR, 2); + so_data (so, fui(0.0)); + so_data (so, fui(1.0)); + + so_method(so, screen->rankine, NV34TCL_MULTISAMPLE_CONTROL, 1); + so_data (so, 0xffff0000); + + /* enables use of vp rather than fixed-function somehow */ + so_method(so, screen->rankine, 0x1e94, 1); + so_data (so, 0x13); + + so_emit(nvws, so); + so_ref(NULL, &so); + nvws->push_flush(nvws, 0, NULL); + + screen->pipe.winsys = ws; + screen->pipe.destroy = nv30_screen_destroy; + + screen->pipe.get_name = nv30_screen_get_name; + screen->pipe.get_vendor = nv30_screen_get_vendor; + screen->pipe.get_param = nv30_screen_get_param; + screen->pipe.get_paramf = nv30_screen_get_paramf; + + screen->pipe.is_format_supported = nv30_screen_surface_format_supported; + + screen->pipe.surface_map = nv30_surface_map; + screen->pipe.surface_unmap = nv30_surface_unmap; + + nv30_screen_init_miptree_functions(&screen->pipe); + u_simple_screen_init(&screen->pipe); + + return &screen->pipe; +} |