uscsi.h revision 5d54f3d8999eac1762fe0a8c7177d20f1f201fae
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2005 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _SCSI_IMPL_USCSI_H
#define _SCSI_IMPL_USCSI_H
#pragma ident "%Z%%M% %I% %E% SMI"
/*
* Defines for user SCSI commands
*/
#ifdef __cplusplus
extern "C" {
#endif
/*
* definition for user-scsi command structure
*/
struct uscsi_cmd {
caddr_t uscsi_cdb;
int uscsi_cdblen;
caddr_t uscsi_bufaddr;
int uscsi_buflen;
unsigned char uscsi_status;
int uscsi_flags;
};
/*
* flags for uscsi_flags field
*/
#define USCSI_SILENT 0x01 /* no error messages */
#define USCSI_DIAGNOSE 0x02 /* fail if any error occurs */
#define USCSI_ISOLATE 0x04 /* isolate from normal commands */
#define USCSI_READ 0x08 /* get data from device */
#define USCSI_WRITE 0xFFF7 /* use to zero the READ bit in uscsi_flags */
/*
* User SCSI io control command
*/
#define USCSICMD _IOWR('u', 1, struct uscsi_cmd) /* user scsi command */
/*
* user scsi status bit masks
*/
#define USCSI_STATUS_GOOD 0x00
#define USCSI_STATUS_CHECK 0x02
#define USCSI_STATUS_MET 0x04
#define USCSI_STATUS_BUSY 0x08
#define USCSI_STATUS_INTERMEDIATE 0x10
#define USCSI_STATUS_RESERVATION_CONFLICT \
(USCSI_STATUS_INTERMEDIATE | USCSI_STATUS_BUSY)
#ifdef __cplusplus
}
#endif
#endif /* _SCSI_IMPL_USCSI_H */