cell: fix breakage from xlib re-org

Some of these fixes are quick band-aids for now.

configs/linux-cell

@@ -6,7 +6,7 @@ CONFIG_NAME = linux-cell
 
 
 # Omiting other gallium drivers:
-GALLIUM_DRIVER_DIRS = cell softpipe
+GALLIUM_DRIVER_DIRS = cell softpipe trace
 
 
 # Compiler and flags

src/gallium/drivers/cell/ppu/Makefile

@@ -39,8 +39,7 @@ SOURCES = \
 	cell_texture.c \
 	cell_vbuf.c \
 	cell_vertex_fetch.c \
-	cell_vertex_shader.c \
-	cell_winsys.c
+	cell_vertex_shader.c
 
 
 OBJECTS = $(SOURCES:.c=.o) \

src/gallium/winsys/xlib/xlib_brw_context.c

@@ -199,7 +199,11 @@ xlib_create_brw_context( struct pipe_screen *screen,
 
    /* Create the i965simple context:
     */
+#ifdef GALLIUM_CELL
+   return NULL;
+#else
    return brw_create( screen,
 		      &xbcws->brw_context_winsys,
 		      0 );
+#endif
 }

src/gallium/winsys/xlib/xlib_brw_screen.c

@@ -352,7 +352,11 @@ xlib_create_brw_winsys( void )
 struct pipe_screen *
 xlib_create_brw_screen( struct pipe_winsys *winsys )
 {
+#ifdef GALLIUM_CELL
+   return NULL;
+#else
    return brw_create_screen(winsys, 0/* XXX pci_id */);
+#endif
 }
 
 

src/gallium/winsys/xlib/xlib_softpipe.c

@@ -708,7 +708,7 @@ xlib_create_cell_winsys( void )
 struct pipe_screen *
 xlib_create_cell_screen( struct pipe_winsys *pws )
 {
-   return xlib_create_softpipe_screen( pws );
+   return cell_create_screen( pws );
 }