isp_getpdb
static int isp_getpdb(ispsoftc_t *, int, uint16_t, isp_pdb_t *, int);
if (isp_getpdb(isp, chan, loopid, &pdb, dolock)) {
r = isp_getpdb(isp, chan, loopid, &pdb, 1);
r = isp_getpdb(isp, chan, handle, &pdb, 1);
r = isp_getpdb(isp, chan, loopid, &pdb, 0);
r = isp_getpdb(isp, chan, lp->handle, &pdb, 0);
r = isp_getpdb(isp, chan, handle, p, 0);
r = isp_getpdb(isp, chan, handle, p, 0);
return (isp_getpdb(isp, chan, tgt, pdb, 1));