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path: root/src/gallium/drivers/nv30/nv30_screen.c
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Diffstat (limited to 'src/gallium/drivers/nv30/nv30_screen.c')
-rw-r--r--src/gallium/drivers/nv30/nv30_screen.c386
1 files changed, 386 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 0000000000..1fac6d3df8
--- /dev/null
+++ b/src/gallium/drivers/nv30/nv30_screen.c
@@ -0,0 +1,386 @@
+#include "pipe/p_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 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, surface_to_map->buffer, 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, surface_to_unmap->buffer);
+
+ if (surface_to_unmap != surface) {
+ struct nv30_screen *nvscreen = nv30_screen(screen);
+
+ nvscreen->nvws->surface_copy(nvscreen->nvws,
+ 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;
+
+ /* 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);
+
+ return &screen->pipe;
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-06 20:10:10 +0000