AWIN_DDMA_PARA_SRC_DATA_BLK_SIZ_SHIFT
(src_bs << AWIN_DDMA_PARA_SRC_DATA_BLK_SIZ_SHIFT) |
#define AWIN_DDMA_PARA_SRC_DATA_BLK_SIZ_MASK (0xff << AWIN_DDMA_PARA_SRC_DATA_BLK_SIZ_SHIFT)