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-rw-r--r--src/gallium/drivers/r300/r300_context.c27
-rw-r--r--src/gallium/drivers/r300/r300_context.h4
-rw-r--r--src/gallium/drivers/r300/r300_screen.c119
-rw-r--r--src/gallium/drivers/r300/r300_state.c22
4 files changed, 172 insertions, 0 deletions
diff --git a/src/gallium/drivers/r300/r300_context.c b/src/gallium/drivers/r300/r300_context.c
new file mode 100644
index 00000000000..a2ed0270cbe
--- /dev/null
+++ b/src/gallium/drivers/r300/r300_context.c
@@ -0,0 +1,27 @@
+#include "r300_context.h"
+
+static void r300_destroy_context(struct pipe_context* pipe) {
+ struct r300_context* context = r300_context(pipe);
+
+ draw_destroy(context->draw);
+
+ FREE(context);
+}
+
+struct pipe_context* r300_create_context(struct pipe_screen* screen,
+ struct pipe_winsys* winsys,
+ struct amd_winsys* amd_winsys)
+{
+ struct r300_context* context = CALLOC_STRUCT(r300_context);
+
+ if (!context)
+ return NULL;
+
+ context->winsys = amd_winsys;
+ context->pipe.winsys = winsys;
+ context->pipe.screen = screen;
+
+ context->pipe.destroy = r300_destroy_context;
+
+ return &context->pipe;
+} \ No newline at end of file
diff --git a/src/gallium/drivers/r300/r300_context.h b/src/gallium/drivers/r300/r300_context.h
new file mode 100644
index 00000000000..cd4b56c827c
--- /dev/null
+++ b/src/gallium/drivers/r300/r300_context.h
@@ -0,0 +1,4 @@
+/* Convenience cast wrapper. */
+static struct r300_context* r300_context(struct pipe_context* pipe) {
+ return (struct r300_context*)pipe;
+} \ No newline at end of file
diff --git a/src/gallium/drivers/r300/r300_screen.c b/src/gallium/drivers/r300/r300_screen.c
new file mode 100644
index 00000000000..a1f056b8107
--- /dev/null
+++ b/src/gallium/drivers/r300/r300_screen.c
@@ -0,0 +1,119 @@
+/* XXX put a copyright here */
+
+/* I know my style's weird, get used to it */
+
+static const char* r300_get_vendor(struct pipe_screen* pscreen) {
+ return "X.Org R300 Project";
+}
+
+static const char* r300_get_name(struct pipe_screen* pscreen) {
+ /* XXX lazy */
+ return "unknown";
+}
+
+static int r300_get_param(struct pipe_screen* pscreen, int param) {
+ switch (param) {
+ /* Cases marked "IN THEORY" are possible on the hardware,
+ * but haven't been implemented yet. */
+ case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS:
+ /* XXX I'm told this goes up to 16 */
+ return 8;
+ case PIPE_CAP_NPOT_TEXTURES:
+ /* IN THEORY */
+ return 0;
+ case PIPE_CAP_S3TC:
+ /* IN THEORY */
+ return 0;
+ case PIPE_CAP_TWO_SIDED_STENCIL:
+ /* IN THEORY */
+ return 0;
+ case PIPE_CAP_ANISOTROPIC_FILTER:
+ /* IN THEORY */
+ return 0;
+ case PIPE_CAP_POINT_SPRITE:
+ /* IN THEORY */
+ return 0;
+ case PIPE_CAP_OCCLUSION_QUERY:
+ /* IN THEORY */
+ return 0;
+ case PIPE_CAP_TEXTURE_SHADOW_MAP:
+ /* IN THEORY */
+ return 0;
+ case PIPE_CAP_GLSL:
+ /* IN THEORY */
+ return 0;
+ case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
+ /* 12 == 2048x2048
+ * R500 can do 4096x4096 */
+ return 12;
+ case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
+ /* XXX educated guess */
+ return 8;
+ case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
+ /* XXX educated guess */
+ return 11;
+ case PIPE_CAP_MAX_RENDER_TARGETS:
+ /* XXX 4 eventually */
+ return 1;
+ default:
+ return 0;
+ }
+}
+
+static float r300_get_paramf(struct pipe_screen* pscreen, float param) {
+ switch (param) {
+ case PIPE_CAP_MAX_LINE_WIDTH:
+ case PIPE_CAP_MAX_LINE_WIDTH_AA:
+ /* XXX look this up, lazy ass! */
+ return 0.0;
+ case PIPE_CAP_MAX_POINT_WIDTH:
+ case PIPE_CAP_MAX_POINT_WIDTH_AA:
+ /* XXX see above */
+ return 255.0;
+ case PIPE_CAP_MAX_TEXTURE_ANISOTROPY:
+ return 16.0;
+ case PIPE_CAP_MAX_TEXTURE_LOD_BIAS:
+ /* XXX again... */
+ return 16.0;
+ default:
+ return 0.0;
+ }
+}
+
+static boolean r300_is_format_supported(struct pipe_screen* pscreen,
+ enum pipe_format format, uint type)
+{
+ return FALSE;
+}
+
+static r300_destroy_screen(struct pipe_screen* pscreen) {
+ FREE(pscreen);
+}
+
+struct pipe_screen* r300_create_screen(struct pipe_winsys* winsys, uint pci_id) {
+ struct r300_screen* r300screen = CALLOC_STRUCT(r300_screen);
+
+ if (!r300screen)
+ return NULL;
+
+ /* XXX break this into its own function? */
+ switch (pci_id) {
+ default:
+ debug_printf("%s: unknown PCI ID 0x%x, cannot create screen!\n",
+ __FUNCTION__, pci_id);
+ return NULL;
+ }
+
+ r300screen->pci_id = pci_id;
+ r300screen->screen.winsys = winsys;
+ r300screen->screen.destroy = r300_destroy_screen;
+ r300screen->screen.get_name = r300_get_name;
+ r300screen->screen.get_vendor = r300_get_vendor;
+ r300screen->screen.get_param = r300_get_param;
+ r300screen->screen.get_paramf = r300_get_paramf;
+ r300screen->screen.is_format_supported = r300_is_format_supported;
+ r300screen->screen.surface_map = r300_surface_map;
+ r300screen->screen.surface_unmap = r300_surface_unmap;
+
+ return &r300screen->screen;
+}
diff --git a/src/gallium/drivers/r300/r300_state.c b/src/gallium/drivers/r300/r300_state.c
new file mode 100644
index 00000000000..18b3d557525
--- /dev/null
+++ b/src/gallium/drivers/r300/r300_state.c
@@ -0,0 +1,22 @@
+#include "r300_context.h"
+
+static void* r300_create_vs_state(struct pipe_context* pipe,
+ struct pipe_shader_state* state)
+{
+ struct r300_context* context = r300_context(pipe);
+ /* XXX handing this off to Draw for now */
+ return draw_create_vertex_shader(context->draw, state);
+}
+
+static void r300_bind_vs_state(struct pipe_context* pipe, void* state) {
+ struct r300_context* context = r300_context(pipe);
+ /* XXX handing this off to Draw for now */
+ draw_bind_vertex_shader(context->draw, (struct draw_vertex_shader*)state);
+}
+
+static void r300_delete_vs_state(struct pipe_context* pipe, void* state)
+{
+ struct r300_context* context = r300_context(pipe);
+ /* XXX handing this off to Draw for now */
+ draw_delete_vertex_shader(context->draw, (struct draw_vertex_shader*)state);
+} \ No newline at end of file
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-19 10:04:17 +0000