XSDFEC_REG2_NMQC_LSB
if (nmqc & ~(XSDFEC_REG2_NNMQC_MASK >> XSDFEC_REG2_NMQC_LSB))
nmqc = (nmqc << XSDFEC_REG2_NMQC_LSB) & XSDFEC_REG2_NNMQC_MASK;