1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*
  23  * Copyright (c) 1998 by Sun Microsystems, Inc.
  24  * All rights reserved.
  25  */
  26 
  27 #ifndef _SYS_SCSI_RESET_NOTIFY_H
  28 #define _SYS_SCSI_RESET_NOTIFY_H
  29 
  30 #pragma ident   "%Z%%M% %I%     %E% SMI"
  31 
  32 #include <sys/note.h>
  33 #include <sys/scsi/scsi_types.h>
  34 
  35 #ifdef  __cplusplus
  36 extern "C" {
  37 #endif
  38 
  39 /*
  40  * SCSI Control Information for Reset Notification.
  41  */
  42 
  43 /*
  44  * adapter drivers use the following structure to record the notification
  45  * requests from target drivers.
  46  */
  47 struct scsi_reset_notify_entry {
  48         struct scsi_address             *ap;
  49         void                            (*callback)(caddr_t);
  50         caddr_t                         arg;
  51         struct scsi_reset_notify_entry  *next;
  52 };
  53 
  54 #ifdef __lock_lint
  55 _NOTE(SCHEME_PROTECTS_DATA("protected by lock passed as arg",
  56         scsi_reset_notify_entry::ap
  57         scsi_reset_notify_entry::callback
  58         scsi_reset_notify_entry::arg
  59         scsi_reset_notify_entry::next))
  60 #endif
  61 
  62 #ifdef  _KERNEL
  63 #ifdef  __STDC__
  64 extern int scsi_hba_reset_notify_setup(struct scsi_address *, int,
  65         void (*)(caddr_t), caddr_t, kmutex_t *,
  66         struct scsi_reset_notify_entry **);
  67 extern void scsi_hba_reset_notify_tear_down(
  68         struct scsi_reset_notify_entry *listp);
  69 extern void scsi_hba_reset_notify_callback(kmutex_t *mutex,
  70         struct scsi_reset_notify_entry **listp);
  71 #else   /* __STDC__ */
  72 extern int scsi_hba_reset_notify_setup();
  73 extern void scsi_hba_reset_notify_tear_down();
  74 extern void scsi_hba_reset_notify_callback();
  75 #endif  /* __STDC__ */
  76 
  77 #endif  /* _KERNEL */
  78 
  79 #ifdef  __cplusplus
  80 }
  81 #endif
  82 
  83 #endif  /* _SYS_SCSI_RESET_NOTIFY_H */