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path: root/src/gallium/drivers/nv50/nv50_screen.c
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Diffstat (limited to 'src/gallium/drivers/nv50/nv50_screen.c')
-rw-r--r--src/gallium/drivers/nv50/nv50_screen.c323
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;
+}
+