EXT_CSD_GP_SIZE_MULT
if (!ext_csd[EXT_CSD_GP_SIZE_MULT + idx * 3] &&
!ext_csd[EXT_CSD_GP_SIZE_MULT + idx * 3 + 1] &&
!ext_csd[EXT_CSD_GP_SIZE_MULT + idx * 3 + 2])
(ext_csd[EXT_CSD_GP_SIZE_MULT + idx * 3 + 2]
(ext_csd[EXT_CSD_GP_SIZE_MULT + idx * 3 + 1]
ext_csd[EXT_CSD_GP_SIZE_MULT + idx * 3];