CFG_HWC_ENA_MASK  433 drivers/video/fbdev/mmp/hw/mmp_ctrl.h #define	 CFG_HWC_ENA_MASK			0x01000000
CFG_HWC_ENA_MASK  224 drivers/video/fbdev/pxa168fb.h #define     CFG_HWC_ENA_MASK			0x01000000