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1d3ba0bf01
The commit replaces all findings of the link: http://www.opensolaris.org/os/licensing with this one: https://opensource.org/licenses/CDDL-1.0 Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Signed-off-by: Tino Reichardt <milky-zfs@mcmilk.de> Closes #13619
160 lines
4.0 KiB
C
160 lines
4.0 KiB
C
/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or https://opensource.org/licenses/CDDL-1.0.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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/*
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* Copyright 2004 Sun Microsystems, Inc. All rights reserved.
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* Use is subject to license terms.
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*/
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#ifndef _SYS_MHD_H
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#define _SYS_MHD_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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* Definitions for multi-host device I/O control commands
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*/
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#define MHIOC ('M'<<8)
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#define MHIOCENFAILFAST (MHIOC|1)
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#define MHIOCTKOWN (MHIOC|2)
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#define MHIOCRELEASE (MHIOC|3)
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#define MHIOCSTATUS (MHIOC|4)
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#define MHIOCGRP_INKEYS (MHIOC|5)
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#define MHIOCGRP_INRESV (MHIOC|6)
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#define MHIOCGRP_REGISTER (MHIOC|7)
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#define MHIOCGRP_RESERVE (MHIOC|8)
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#define MHIOCGRP_PREEMPTANDABORT (MHIOC|9)
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#define MHIOCGRP_PREEMPT (MHIOC|10)
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#define MHIOCGRP_CLEAR (MHIOC|11)
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#define MHIOCGRP_REGISTERANDIGNOREKEY (MHIOC|14)
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#define MHIOCQRESERVE (MHIOC|12)
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#define MHIOCREREGISTERDEVID (MHIOC|13)
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/*
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* Following is the structure to specify the delay parameters in
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* milliseconds, via the MHIOCTKOWN ioctl.
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*/
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struct mhioctkown {
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int reinstate_resv_delay;
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int min_ownership_delay;
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int max_ownership_delay;
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};
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#define MHIOC_RESV_KEY_SIZE 8
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typedef struct mhioc_resv_key {
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uchar_t key[MHIOC_RESV_KEY_SIZE];
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} mhioc_resv_key_t;
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typedef struct mhioc_key_list {
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uint32_t listsize;
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uint32_t listlen;
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mhioc_resv_key_t *list;
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} mhioc_key_list_t;
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typedef struct mhioc_inkeys {
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uint32_t generation;
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mhioc_key_list_t *li;
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} mhioc_inkeys_t;
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#if defined(_SYSCALL32)
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struct mhioc_key_list32 {
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uint32_t listsize;
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uint32_t listlen;
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caddr32_t list;
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} mhioc_key_list32_t;
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struct mhioc_inkeys32 {
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uint32_t generation;
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caddr32_t li;
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} mhioc_inkeys32_t;
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#endif
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typedef struct mhioc_resv_desc {
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mhioc_resv_key_t key;
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uint8_t type;
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uint8_t scope;
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uint32_t scope_specific_addr;
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} mhioc_resv_desc_t;
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typedef struct mhioc_resv_desc_list {
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uint32_t listsize;
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uint32_t listlen;
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mhioc_resv_desc_t *list;
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} mhioc_resv_desc_list_t;
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typedef struct mhioc_inresvs {
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uint32_t generation;
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mhioc_resv_desc_list_t *li;
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} mhioc_inresvs_t;
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#if defined(_SYSCALL32)
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struct mhioc_resv_desc_list32 {
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uint32_t listsize;
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uint32_t listlen;
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caddr32_t list;
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} mhioc_resv_desc_list32_t;
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typedef struct mhioc_inresvs32 {
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uint32_t generation;
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caddr32_t li;
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} mhioc_inresvs32_t;
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#endif
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typedef struct mhioc_register {
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mhioc_resv_key_t oldkey;
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mhioc_resv_key_t newkey;
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boolean_t aptpl; /* True if persistent across power failures */
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} mhioc_register_t;
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typedef struct mhioc_preemptandabort {
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mhioc_resv_desc_t resvdesc;
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mhioc_resv_key_t victim_key;
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} mhioc_preemptandabort_t;
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typedef struct mhioc_registerandignorekey {
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mhioc_resv_key_t newkey;
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boolean_t aptpl; /* True if persistent across power failures */
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} mhioc_registerandignorekey_t;
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/*
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* SCSI-3 PGR Reservation Type Codes. Codes with the _OBSOLETE suffix
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* have been removed from the SCSI3 PGR standard.
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*/
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#define SCSI3_RESV_READSHARED_OBSOLETE 0
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#define SCSI3_RESV_WRITEEXCLUSIVE 1
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#define SCSI3_RESV_READEXCLUSIVE_OBSOLETE 2
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#define SCSI3_RESV_EXCLUSIVEACCESS 3
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#define SCSI3_RESV_SHAREDACCESS_OBSOLETE 4
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#define SCSI3_RESV_WRITEEXCLUSIVEREGISTRANTSONLY 5
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#define SCSI3_RESV_EXCLUSIVEACCESSREGISTRANTSONLY 6
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#define SCSI3_SCOPE_LOGICALUNIT 0
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#define SCSI3_SCOPE_EXTENT_OBSOLETE 1
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#define SCSI3_SCOPE_ELEMENT 2
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#ifdef __cplusplus
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}
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#endif
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#endif /* _SYS_MHD_H */
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