BIU_CONF1
ISP_WRITE(isp, BIU_CONF1, 0);
ISP_SETBITS(isp, BIU_CONF1, tmp);
oldconf = BXR2(pcs, IspVirt2Off(isp, BIU_CONF1));
BXW2(pcs, IspVirt2Off(isp, BIU_CONF1),
BXW2(pcs, IspVirt2Off(isp, BIU_CONF1), oldconf);
oldconf = BXR2(pcs, IspVirt2Off(isp, BIU_CONF1));
BXW2(pcs, IspVirt2Off(isp, BIU_CONF1),
BXW2(pcs, IspVirt2Off(isp, BIU_CONF1), oldconf);
oc = BXR2(pcs, IspVirt2Off(isp, BIU_CONF1));
BXW2(pcs, IspVirt2Off(isp, BIU_CONF1), tc);
oc = BXR2(pcs, IspVirt2Off(isp, BIU_CONF1));
BXW2(pcs, IspVirt2Off(isp, BIU_CONF1),
BXW2(pcs, IspVirt2Off(isp, BIU_CONF1), oc);
oc = BXR2(pcs, IspVirt2Off(isp, BIU_CONF1));
BXW2(pcs, IspVirt2Off(isp, BIU_CONF1), tc);
oc = BXR2(pcs, IspVirt2Off(isp, BIU_CONF1));
BXW2(pcs, IspVirt2Off(isp, BIU_CONF1),
BXW2(pcs, IspVirt2Off(isp, BIU_CONF1), oc);
printf(" biu_conf1=%x", ISP_READ(isp, BIU_CONF1));