RX2_SECTORS
dl->d_nsectors = RX2_SECTORS / 2; /* sectors per track */
dl->d_secpercyl = RX2_SECTORS / 2; /* sectors per cylinder */
dl->d_secperunit = RX2_SECTORS * RX2_TRACKS / 2;
dl->d_partitions[2].p_size = RX2_SECTORS * RX2_TRACKS / 2;
dl->d_nsectors = RX2_SECTORS; /* sectors per track */
dl->d_secpercyl = RX2_SECTORS; /* sectors per cylinder */
dl->d_secperunit = RX2_SECTORS * RX2_TRACKS; /* sectors per unit */
dl->d_partitions[1].p_size = RX2_SECTORS * RX2_TRACKS / 2;
dl->d_partitions[2].p_size = RX2_SECTORS * RX2_TRACKS;
buf->b_resid = buf->b_blkno / RX2_SECTORS;
if (i > RX2_TRACKS * RX2_SECTORS) {
i % RX2_SECTORS + 1, i / RX2_SECTORS) < 0) {
if (i > RX2_TRACKS * RX2_SECTORS) {
i % RX2_SECTORS + 1, i / RX2_SECTORS) < 0) {