1 /*- 2 * Copyright (c) 1998 - 2006 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 * $DragonFly: src/sys/dev/disk/nata/ata-disk.h,v 1.1 2006/12/04 14:40:37 tgen Exp $ 28 */ 29 30 #include <sys/param.h> 31 #include <sys/bus.h> 32 #include <sys/devicestat.h> 33 #include <sys/disk.h> 34 35 /* structure describing an ATA disk */ 36 struct ad_softc { 37 u_int64_t total_secs; /* total # of sectors (LBA) */ 38 u_int8_t heads; 39 u_int8_t sectors; 40 u_int32_t transfersize; /* size of each transfer */ 41 int num_tags; /* number of tags supported */ 42 int flags; /* drive flags */ 43 #define AD_F_LABELLING 0x0001 44 #define AD_F_CHS_USED 0x0002 45 #define AD_F_32B_ENABLED 0x0004 46 #define AD_F_TAG_ENABLED 0x0008 47 #define AD_F_RAID_SUBDISK 0x0010 48 49 struct devstat stats; /* devstat entry */ 50 struct disk disk; /* disklabel/slice stuff */ 51 cdev_t cdev; /* device placeholder */ 52 }; 53 54 extern devclass_t ad_devclass; 55 56