READ1
if (READ1(AGP_I810_DRT) & AGP_I810_DRT_POPULATED)
int val = READ1(sc, ALI_CSPSR);
while (READ1(sc, port + ALI_OFF_CR))
WRITE1(sc, port + ALI_OFF_SR, READ1(sc, port+ALI_OFF_SR) | ALI_SR_W1TC);
civ = READ1(sc, chan->port + ALI_OFF_CIV);