ESR_DA_WNR_FLAG 93 kernel/arch/arm64/src/exception.c access = (esr_el1 & ESR_DA_WNR_FLAG) ? PF_ACCESS_WRITE : ESR_DA_WNR_FLAG 166 kernel/arch/arm64/src/exception.c access = (esr_el1 & ESR_DA_WNR_FLAG) ?