1 files changed, 57 insertions, 14 deletions

diff --git a/src/gallium/drivers/nouveau/nouveau_screen.h b/src/gallium/drivers/nouveau/nouveau_screen.h
index a7927d88df..8eacdff035 100644
--- a/src/gallium/drivers/nouveau/nouveau_screen.h
+++ b/src/gallium/drivers/nouveau/nouveau_screen.h
@@ -1,13 +1,17 @@
 #ifndef __NOUVEAU_SCREEN_H__
 #define __NOUVEAU_SCREEN_H__
 
+#include "pipe/p_screen.h"
+
 struct nouveau_screen {
 	struct pipe_screen base;
 	struct nouveau_device *device;
 	struct nouveau_channel *channel;
 
-	int (*pre_pipebuffer_map_callback) (struct pipe_screen *pscreen,
-		struct pipe_buffer *pb, unsigned usage);
+	/* note that OpenGL doesn't distinguish between these, so
+	 * these almost always should be set to the same value */
+	unsigned vertex_buffer_flags;
+	unsigned index_buffer_flags;
 };
 
 static inline struct nouveau_screen *
@@ -16,24 +20,63 @@ nouveau_screen(struct pipe_screen *pscreen)
 	return (struct nouveau_screen *)pscreen;
 }
 
-static inline struct nouveau_bo *
-nouveau_bo(struct pipe_buffer *pb)
-{
-	return pb ? *(struct nouveau_bo **)(pb + 1) : NULL;
-}
+
+
+/* Not really sure if this is needed, or whether the individual
+ * drivers are happy to talk to the bo functions themselves.  In a way
+ * this is what we'd expect from a regular winsys interface.
+ */
+struct nouveau_bo *
+nouveau_screen_bo_new(struct pipe_screen *pscreen, unsigned alignment,
+		      unsigned usage, unsigned bind, unsigned size);
+struct nouveau_bo *
+nouveau_screen_bo_user(struct pipe_screen *pscreen, void *ptr, unsigned bytes);
+void *
+nouveau_screen_bo_map(struct pipe_screen *pscreen,
+		      struct nouveau_bo *pb,
+		      unsigned usage);
+void *
+nouveau_screen_bo_map_range(struct pipe_screen *pscreen, struct nouveau_bo *bo,
+			    unsigned offset, unsigned length, unsigned usage);
+void
+nouveau_screen_bo_map_flush_range(struct pipe_screen *pscreen, struct nouveau_bo *bo,
+				  unsigned offset, unsigned length);
+void
+nouveau_screen_bo_unmap(struct pipe_screen *pscreen, struct nouveau_bo *bo);
+void
+nouveau_screen_bo_release(struct pipe_screen *pscreen, struct nouveau_bo *bo);
+
+boolean
+nouveau_screen_bo_get_handle(struct pipe_screen *pscreen,
+			     struct nouveau_bo *bo,
+			     unsigned stride,
+			     struct winsys_handle *whandle);
+struct nouveau_bo *
+nouveau_screen_bo_from_handle(struct pipe_screen *pscreen,
+			      struct winsys_handle *whandle,
+			      unsigned *out_stride);
+
+unsigned int
+nouveau_reference_flags(struct nouveau_bo *bo);
+
+
 
 int nouveau_screen_init(struct nouveau_screen *, struct nouveau_device *);
 void nouveau_screen_fini(struct nouveau_screen *);
 
-struct nouveau_miptree {
-	struct pipe_texture base;
-	struct nouveau_bo *bo;
-};
 
-static inline struct nouveau_miptree *
-nouveau_miptree(struct pipe_texture *pt)
+
+
+static __inline__ unsigned
+RING_3D(unsigned mthd, unsigned size)
+{
+	return (7 << 13) | (size << 18) | mthd;
+}
+
+static __inline__ unsigned
+RING_3D_NI(unsigned mthd, unsigned size)
 {
-	return (struct nouveau_miptree *)pt;
+	return 0x40000000 | (7 << 13) | (size << 18) | mthd;
 }
 
 #endif