#include "spu_main.h"
+/**
+ * Get tile of color or Z values from main memory, put into SPU memory.
+ */
void
get_tile(uint tx, uint ty, tile_t *tile, int tag, int zBuf)
{
}
+/**
+ * Move tile of color or Z values from SPU memory to main memory.
+ */
void
put_tile(uint tx, uint ty, const tile_t *tile, int tag, int zBuf)
{
0 /* rid */);
}
+
+/**
+ * For tiles whose status is TILE_STATUS_CLEAR, write solid-filled
+ * tiles back to the main framebuffer.
+ */
+void
+really_clear_tiles(uint surfaceIndex)
+{
+ const uint num_tiles = spu.fb.width_tiles * spu.fb.height_tiles;
+ uint i;
+
+ if (surfaceIndex == 0) {
+ clear_c_tile(&spu.ctile);
+
+ for (i = spu.init.id; i < num_tiles; i += spu.init.num_spus) {
+ uint tx = i % spu.fb.width_tiles;
+ uint ty = i / spu.fb.width_tiles;
+ if (spu.ctile_status[ty][tx] == TILE_STATUS_CLEAR) {
+ put_tile(tx, ty, &spu.ctile, TAG_SURFACE_CLEAR, 0);
+ }
+ }
+ }
+ else {
+ clear_z_tile(&spu.ztile);
+
+ for (i = spu.init.id; i < num_tiles; i += spu.init.num_spus) {
+ uint tx = i % spu.fb.width_tiles;
+ uint ty = i / spu.fb.width_tiles;
+ if (spu.ztile_status[ty][tx] == TILE_STATUS_CLEAR)
+ put_tile(tx, ty, &spu.ctile, TAG_SURFACE_CLEAR, 1);
+ }
+ }
+
+#if 0
+ wait_on_mask(1 << TAG_SURFACE_CLEAR);
+#endif
+}