RCR_AAM
(RCR_AER | RCR_AR | RCR_AM | RCR_AB | RCR_AD | RCR_AAM | RCR_AAP)
if (lp->rcr & (RCR_AB | RCR_AD | RCR_AAM | RCR_AAP | RCR_AM)) {
lp->rcr &= ~(RCR_AB | RCR_AD | RCR_AAM | RCR_AAP | RCR_AM);
OUTW(dp, RCR, lp->rcr | RCR_AAM | RCR_AAP, &err, usberr);
mode |= RCR_AAM | RCR_AAP;
mode |= RCR_AAM;