Lines Matching refs:head
1752 * routines to load the cylinder/head/sector/count
1774 * dev/head register can use only 4 bits
1791 * device/head 111D0000 N/A
1846 uchar_t head;
1854 head = (resid % drvheads) & 0xf;
1864 ata_drvp->ad_drive_bits | head);
2661 (ata_drvp->ad_phhd -1), /* max head (0-based) */
2724 0, /* head n/a */
2788 uchar_t head;
2794 head = ddi_get8(io_hdl1, ata_ctlp->ac_drvhd) & 0xf;
2801 lbastop += (uint_t)head;