/* * Ioctl definitions for the SCSI Target Driver * * Copyright (c) 2002 Nate Lawson. * Copyright (c) 1998 Justin T. Gibbs. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions, and the following disclaimer, * without modification, immediately at the beginning of the file. * 2. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $FreeBSD: src/sys/cam/scsi/scsi_targetio.h,v 1.5.2.3 2003/02/18 22:07:10 njl Exp $ * $DragonFly: src/sys/bus/cam/scsi/scsi_targetio.h,v 1.3 2003/08/07 21:16:45 dillon Exp $ */ #ifndef _CAM_SCSI_SCSI_TARGETIO_H_ #define _CAM_SCSI_SCSI_TARGETIO_H_ #ifndef _KERNEL #include #endif #include #include "../cam.h" #include "../cam_ccb.h" /* * CCBs (ATIO, CTIO, INOT, REL_SIMQ) are sent to the kernel driver * by writing one or more pointers. The user receives notification * of CCB completion through poll/select/kqueue and then calls * read(2) which outputs pointers to the completed CCBs. */ /* * Enable and disable a target mode instance. For enabling, the path_id, * target_id, and lun_id fields must be set. The grp6/7_len fields * specify the length of vendor-specific CDBs the target expects and * should normally be set to 0. On successful completion * of enable, the specified target instance will answer selection. * Disable causes the target instance to abort any outstanding commands * and stop accepting new ones. The aborted CCBs will be returned to * the user via read(2) or discarded if the user closes the device. * The user can then re-enable the device for a new path. */ struct ioc_enable_lun { path_id_t path_id; target_id_t target_id; lun_id_t lun_id; int grp6_len; int grp7_len; }; #define TARGIOCENABLE _IOW('C', 5, struct ioc_enable_lun) #define TARGIOCDISABLE _IO('C', 6) /* * Set/clear debugging for this target mode instance */ #define TARGIOCDEBUG _IOW('C', 7, int) TAILQ_HEAD(ccb_queue, ccb_hdr); #endif /* _CAM_SCSI_SCSI_TARGETIO_H_ */