TILE_SHIFT
tile = &gbe_tiles.cpu[offset >> TILE_SHIFT];
phys_addr = (((unsigned long) (*tile)) << TILE_SHIFT) + offset;
for (i = 0; i < (gbe_mem_size >> TILE_SHIFT); i++)
gbe_tiles.cpu[i] = (gbe_mem_phys >> TILE_SHIFT) + i;
#define TILE_SIZE (1 << TILE_SHIFT)