scsi_watch.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
* 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 (c) 1996-1998 by Sun Microsystems, Inc.
* All rights reserved.
*/
#ifndef _SYS_SCSI_SCSI_WATCH_H
#define _SYS_SCSI_SCSI_WATCH_H
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef __cplusplus
extern "C" {
#endif
struct scsi_watch_result {
struct scsi_status *statusp;
struct scsi_extended_sense *sensep;
uchar_t actual_sense_length;
struct scsi_pkt *pkt;
};
/*
* 120 seconds is a *very* reasonable amount of time for most slow devices
*/
#define SCSI_WATCH_IO_TIME 120
/*
* values to pass in "flags" arg for scsi_watch_request_terminate()
*/
#define SCSI_WATCH_TERMINATE_WAIT 0x0
#define SCSI_WATCH_TERMINATE_NOWAIT 0x1
#define SCSI_WATCH_TERMINATE_SUCCESS 0x0
#define SCSI_WATCH_TERMINATE_FAIL 0x1
void scsi_watch_init();
void scsi_watch_fini();
#ifdef __STDC__
opaque_t scsi_watch_request_submit(struct scsi_device *devp,
int interval, int sense_length, int (*callback)(), caddr_t cb_arg);
int scsi_watch_request_terminate(opaque_t token, int flags);
void scsi_watch_resume(opaque_t token);
void scsi_watch_suspend(opaque_t token);
#else /* __STDC__ */
opaque_t scsi_watch_request_submit();
void scsi_watch_request_terminate();
void scsi_watch_resume();
void scsi_watch_suspend();
#endif /* __STDC__ */
#ifdef __cplusplus
}
#endif
#endif /* _SYS_SCSI_SCSI_WATCH_H */