1 /*- 2 * Copyright (c) 1998 - 2008 Søren Schmidt <sos@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer, 10 * without modification, immediately at the beginning of the file. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 * 26 * $FreeBSD: src/sys/dev/ata/ata-disk.h,v 1.51 2006/01/05 21:27:19 sos Exp $ 27 */ 28 29 #include <sys/param.h> 30 #include <sys/bus.h> 31 #include <sys/devicestat.h> 32 #include <sys/disk.h> 33 34 /* structure describing an ATA disk */ 35 struct ad_softc { 36 u_int64_t total_secs; /* total # of sectors (LBA) */ 37 u_int8_t heads; 38 u_int8_t sectors; 39 u_int32_t transfersize; /* size of each transfer */ 40 int num_tags; /* number of tags supported */ 41 int flags; /* drive flags */ 42 #define AD_F_LABELLING 0x0001 43 #define AD_F_CHS_USED 0x0002 44 #define AD_F_32B_ENABLED 0x0004 45 #define AD_F_TAG_ENABLED 0x0008 46 #define AD_F_RAID_SUBDISK 0x0010 47 48 struct devstat stats; /* devstat entry */ 49 struct disk disk; /* disklabel/slice stuff */ 50 cdev_t cdev; /* device placeholder */ 51 }; 52 53 extern devclass_t ad_devclass; 54 55