diff options
Diffstat (limited to 'src/gallium/drivers/nv50/nv50_screen.c')
| -rw-r--r-- | src/gallium/drivers/nv50/nv50_screen.c | 194 |
1 files changed, 194 insertions, 0 deletions
diff --git a/src/gallium/drivers/nv50/nv50_screen.c b/src/gallium/drivers/nv50/nv50_screen.c new file mode 100644 index 0000000000..adb724b9b7 --- /dev/null +++ b/src/gallium/drivers/nv50/nv50_screen.c @@ -0,0 +1,194 @@ +#include "pipe/p_screen.h" +#include "pipe/p_util.h" + +#include "nv50_context.h" +#include "nv50_screen.h" + +#include "nouveau/nouveau_stateobj.h" + +#define NV5X_GRCLASS5097_CHIPSETS 0x00000001 +#define NV8X_GRCLASS8297_CHIPSETS 0x00000010 +#define NV9X_GRCLASS8297_CHIPSETS 0x00000004 + +static boolean +nv50_screen_is_format_supported(struct pipe_screen *pscreen, + enum pipe_format format, uint type) +{ + return FALSE; +} + +static const char * +nv50_screen_get_name(struct pipe_screen *pscreen) +{ + struct nv50_screen *screen = nv50_screen(pscreen); + static char buffer[128]; + + snprintf(buffer, sizeof(buffer), "NV%02X", screen->chipset); + return buffer; +} + +static const char * +nv50_screen_get_vendor(struct pipe_screen *pscreen) +{ + return "nouveau"; +} + +static int +nv50_screen_get_param(struct pipe_screen *pscreen, int param) +{ + switch (param) { + case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS: + return 32; + 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 0; + case PIPE_CAP_POINT_SPRITE: + return 0; + case PIPE_CAP_MAX_RENDER_TARGETS: + return 8; + case PIPE_CAP_OCCLUSION_QUERY: + return 0; + case PIPE_CAP_TEXTURE_SHADOW_MAP: + return 0; + 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 NOUVEAU_CAP_HW_VTXBUF: + case NOUVEAU_CAP_HW_IDXBUF: + return 0; + default: + NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param); + return 0; + } +} + +static float +nv50_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 4.0; + case PIPE_CAP_BITMAP_TEXCOORD_BIAS: + return 0.0; + default: + NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param); + return 0.0; + } +} + +static void +nv50_screen_destroy(struct pipe_screen *pscreen) +{ + FREE(pscreen); +} + +struct pipe_screen * +nv50_screen_create(struct pipe_winsys *ws, struct nouveau_winsys *nvws, + unsigned chipset) +{ + struct nv50_screen *screen = CALLOC_STRUCT(nv50_screen); + struct nouveau_stateobj *so; + unsigned tesla_class = 0, ret; + int i; + + if (!screen) + return NULL; + screen->chipset = chipset; + screen->nvws = nvws; + + /* 3D object */ + if ((chipset & 0xf0) != 0x50 && (chipset & 0xf0) != 0x80) { + NOUVEAU_ERR("Not a G8x chipset\n"); + nv50_screen_destroy(&screen->pipe); + return NULL; + } + + switch (chipset & 0xf0) { + case 0x50: + if (NV5X_GRCLASS5097_CHIPSETS & (1 << (chipset & 0x0f))) + tesla_class = 0x5097; + break; + case 0x80: + if (NV8X_GRCLASS8297_CHIPSETS & (1 << (chipset & 0x0f))) + tesla_class = 0x8297; + break; + case 0x90: + if (NV9X_GRCLASS8297_CHIPSETS & (1 << (chipset & 0x0f))) + tesla_class = 0x8297; + break; + default: + break; + } + + if (tesla_class == 0) { + NOUVEAU_ERR("Unknown G8x chipset: NV%02x\n", chipset); + nv50_screen_destroy(&screen->pipe); + return NULL; + } + + ret = nvws->grobj_alloc(nvws, tesla_class, &screen->tesla); + if (ret) { + NOUVEAU_ERR("Error creating 3D object: %d\n", ret); + nv50_screen_destroy(&screen->pipe); + return NULL; + } + + /* Sync notifier */ + ret = nvws->notifier_alloc(nvws, 1, &screen->sync); + if (ret) { + NOUVEAU_ERR("Error creating notifier object: %d\n", ret); + nv50_screen_destroy(&screen->pipe); + return NULL; + } + + /* Static tesla init */ + so = so_new(128, 0); + so_method(so, screen->tesla, NV50TCL_DMA_NOTIFY, 1); + so_data (so, screen->sync->handle); + so_method(so, screen->tesla, NV50TCL_DMA_IN_MEMORY0(0), + NV50TCL_DMA_IN_MEMORY0__SIZE); + for (i = 0; i < NV50TCL_DMA_IN_MEMORY0__SIZE; i++) + so_data(so, nvws->channel->vram->handle); + so_method(so, screen->tesla, NV50TCL_DMA_IN_MEMORY1(0), + NV50TCL_DMA_IN_MEMORY1__SIZE); + for (i = 0; i < NV50TCL_DMA_IN_MEMORY1__SIZE; i++) + so_data(so, nvws->channel->vram->handle); + + so_emit(nvws, so); + so_ref(NULL, &so); + nvws->push_flush(nvws, 0, NULL); + + screen->pipe.winsys = ws; + + screen->pipe.destroy = nv50_screen_destroy; + + screen->pipe.get_name = nv50_screen_get_name; + screen->pipe.get_vendor = nv50_screen_get_vendor; + screen->pipe.get_param = nv50_screen_get_param; + screen->pipe.get_paramf = nv50_screen_get_paramf; + + screen->pipe.is_format_supported = nv50_screen_is_format_supported; + + nv50_screen_init_miptree_functions(&screen->pipe); + + return &screen->pipe; +} + |