diff options
Diffstat (limited to 'src/gallium/drivers/nv50/nv50_screen.c')
| -rw-r--r-- | src/gallium/drivers/nv50/nv50_screen.c | 323 |
1 files changed, 323 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..b5aef7dadd --- /dev/null +++ b/src/gallium/drivers/nv50/nv50_screen.c @@ -0,0 +1,323 @@ +/* + * Copyright 2008 Ben Skeggs + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF + * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include "pipe/p_screen.h" + +#include "nv50_context.h" +#include "nv50_screen.h" + +#include "nouveau/nouveau_stateobj.h" + +#define NV5X_GRCLASS5097_CHIPSETS 0x00000001 +#define NV8X_GRCLASS8297_CHIPSETS 0x00000050 +#define NV9X_GRCLASS8297_CHIPSETS 0x00000014 + +static boolean +nv50_screen_is_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: + return TRUE; + default: + break; + } + } + + return FALSE; +} + +static const char * +nv50_screen_get_name(struct pipe_screen *pscreen) +{ + struct nv50_screen *screen = nv50_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 * +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 PIPE_CAP_TEXTURE_MIRROR_CLAMP: + case PIPE_CAP_TEXTURE_MIRROR_REPEAT: + return 1; + case NOUVEAU_CAP_HW_VTXBUF: + return 1; + 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; + 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) +{ + struct nv50_screen *screen = CALLOC_STRUCT(nv50_screen); + struct nouveau_stateobj *so; + unsigned tesla_class = 0, ret; + unsigned chipset = nvws->channel->device->chipset; + int i; + + if (!screen) + return NULL; + 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(256, 20); + + so_method(so, screen->tesla, 0x1558, 1); + so_data (so, 1); + so_method(so, screen->tesla, NV50TCL_DMA_NOTIFY, 1); + so_data (so, screen->sync->handle); + so_method(so, screen->tesla, NV50TCL_DMA_UNK0(0), + NV50TCL_DMA_UNK0__SIZE); + for (i = 0; i < NV50TCL_DMA_UNK0__SIZE; i++) + so_data(so, nvws->channel->vram->handle); + so_method(so, screen->tesla, NV50TCL_DMA_UNK1(0), + NV50TCL_DMA_UNK1__SIZE); + for (i = 0; i < NV50TCL_DMA_UNK1__SIZE; i++) + so_data(so, nvws->channel->vram->handle); + so_method(so, screen->tesla, 0x121c, 1); + so_data (so, 1); + + so_method(so, screen->tesla, 0x13bc, 1); + so_data (so, 0x54); + so_method(so, screen->tesla, 0x13ac, 1); + so_data (so, 1); + so_method(so, screen->tesla, 0x16b8, 1); + so_data (so, 8); + + /* Shared constant buffer */ + screen->constbuf = ws->buffer_create(ws, 0, 0, 128 * 4 * 4); + if (nvws->res_init(&screen->vp_data_heap, 0, 128)) { + NOUVEAU_ERR("Error initialising constant buffer\n"); + nv50_screen_destroy(&screen->pipe); + return NULL; + } + + so_method(so, screen->tesla, 0x1280, 3); + so_reloc (so, screen->constbuf, 0, NOUVEAU_BO_VRAM | + NOUVEAU_BO_RD | NOUVEAU_BO_HIGH, 0, 0); + so_reloc (so, screen->constbuf, 0, NOUVEAU_BO_VRAM | + NOUVEAU_BO_RD | NOUVEAU_BO_LOW, 0, 0); + so_data (so, (NV50_CB_PMISC << 16) | 0x00001000); + + /* Texture sampler/image unit setup - we abuse the constant buffer + * upload mechanism for the moment to upload data to the tex config + * blocks. At some point we *may* want to go the NVIDIA way of doing + * things? + */ + screen->tic = ws->buffer_create(ws, 0, 0, 32 * 8 * 4); + so_method(so, screen->tesla, 0x1280, 3); + so_reloc (so, screen->tic, 0, NOUVEAU_BO_VRAM | + NOUVEAU_BO_RD | NOUVEAU_BO_HIGH, 0, 0); + so_reloc (so, screen->tic, 0, NOUVEAU_BO_VRAM | + NOUVEAU_BO_RD | NOUVEAU_BO_LOW, 0, 0); + so_data (so, (NV50_CB_TIC << 16) | 0x0800); + so_method(so, screen->tesla, 0x1574, 3); + so_reloc (so, screen->tic, 0, NOUVEAU_BO_VRAM | + NOUVEAU_BO_RD | NOUVEAU_BO_HIGH, 0, 0); + so_reloc (so, screen->tic, 0, NOUVEAU_BO_VRAM | + NOUVEAU_BO_RD | NOUVEAU_BO_LOW, 0, 0); + so_data (so, 0x00000800); + + screen->tsc = ws->buffer_create(ws, 0, 0, 32 * 8 * 4); + so_method(so, screen->tesla, 0x1280, 3); + so_reloc (so, screen->tsc, 0, NOUVEAU_BO_VRAM | + NOUVEAU_BO_RD | NOUVEAU_BO_HIGH, 0, 0); + so_reloc (so, screen->tsc, 0, NOUVEAU_BO_VRAM | + NOUVEAU_BO_RD | NOUVEAU_BO_LOW, 0, 0); + so_data (so, (NV50_CB_TSC << 16) | 0x0800); + so_method(so, screen->tesla, 0x155c, 3); + so_reloc (so, screen->tsc, 0, NOUVEAU_BO_VRAM | + NOUVEAU_BO_RD | NOUVEAU_BO_HIGH, 0, 0); + so_reloc (so, screen->tsc, 0, NOUVEAU_BO_VRAM | + NOUVEAU_BO_RD | NOUVEAU_BO_LOW, 0, 0); + so_data (so, 0x00000800); + + + /* Vertex array limits - max them out */ + for (i = 0; i < 16; i++) { + so_method(so, screen->tesla, 0x1080 + (i * 8), 2); + so_data (so, 0x000000ff); + so_data (so, 0xffffffff); + } + + so_method(so, screen->tesla, NV50TCL_DEPTH_RANGE_NEAR, 2); + so_data (so, fui(0.0)); + so_data (so, fui(1.0)); + + so_method(so, screen->tesla, 0x1234, 1); + so_data (so, 1); + so_method(so, screen->tesla, 0x1458, 1); + so_data (so, 1); + + so_emit(nvws, so); + so_ref(so, &screen->static_init); + 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); + nv50_surface_init_screen_functions(&screen->pipe); + + return &screen->pipe; +} + |