CISS_BIGBIT
if (ciss_bitset(ldp->tgts[pd] & (~CISS_BIGBIT),
bd->bd_channel = (ldp->tgts[pd] & (~CISS_BIGBIT)) /
drv = CISS_BIGBIT +
for (i = 0; i < CISS_BIGBIT; i++)
drv = CISS_BIGBIT + i * sc->ndrives + j;