SD_READONLY_IDX   283 core/kbd_common.c     physw_status[SD_READONLY_IDX] = physw_status[SD_READONLY_IDX] & ~SD_READONLY_FLAG;
SD_READONLY_IDX   612 platform/ixus240_elph320hs/kbd.c     physw_status[SD_READONLY_IDX] = physw_status[SD_READONLY_IDX] & ~SD_READONLY_FLAG;