mhd.h revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* 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
* 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 2004 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _SYS_MHD_H
#define _SYS_MHD_H
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef __cplusplus
extern "C" {
#endif
/*
* Definitions for multi-host device I/O control commands
*/
/*
* Following is the structure to specify the delay parameters in
* milliseconds, via the MHIOCTKOWN ioctl.
*/
struct mhioctkown {
int reinstate_resv_delay;
int min_ownership_delay;
int max_ownership_delay;
};
#define MHIOC_RESV_KEY_SIZE 8
typedef struct mhioc_resv_key {
typedef struct mhioc_key_list {
typedef struct mhioc_inkeys {
#if defined(_SYSCALL32)
struct mhioc_key_list32 {
struct mhioc_inkeys32 {
#endif
typedef struct mhioc_resv_desc {
typedef struct mhioc_resv_desc_list {
typedef struct mhioc_inresvs {
#if defined(_SYSCALL32)
struct mhioc_resv_desc_list32 {
typedef struct mhioc_inresvs32 {
#endif
typedef struct mhioc_register {
typedef struct mhioc_preemptandabort {
typedef struct mhioc_registerandignorekey {
/*
* SCSI-3 PGR Reservation Type Codes. Codes with the _OBSOLETE suffix
* have been removed from the SCSI3 PGR standard.
*/
#define SCSI3_RESV_READSHARED_OBSOLETE 0
#define SCSI3_RESV_WRITEEXCLUSIVE 1
#define SCSI3_RESV_READEXCLUSIVE_OBSOLETE 2
#define SCSI3_RESV_EXCLUSIVEACCESS 3
#define SCSI3_RESV_SHAREDACCESS_OBSOLETE 4
#define SCSI3_RESV_WRITEEXCLUSIVEREGISTRANTSONLY 5
#define SCSI3_SCOPE_LOGICALUNIT 0
#define SCSI3_SCOPE_EXTENT_OBSOLETE 1
#define SCSI3_SCOPE_ELEMENT 2
#ifdef __cplusplus
}
#endif
#endif /* _SYS_MHD_H */