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 2005 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #ifndef _SYS_SCSI_SCSI_WATCH_H 28 #define _SYS_SCSI_SCSI_WATCH_H 29 30 #pragma ident "%Z%%M% %I% %E% SMI" 31 32 #ifdef __cplusplus 33 extern "C" { 34 #endif 35 36 struct scsi_watch_result { 37 struct scsi_status *statusp; 38 struct scsi_extended_sense *sensep; 39 uchar_t actual_sense_length; 40 struct scsi_pkt *pkt; 41 }; 42 43 /* 44 * 120 seconds is a *very* reasonable amount of time for most slow devices 45 */ 46 #define SCSI_WATCH_IO_TIME 120 47 48 /* 49 * values to pass in "flags" arg for scsi_watch_request_terminate() 50 */ 51 #define SCSI_WATCH_TERMINATE_WAIT 0x0 52 #define SCSI_WATCH_TERMINATE_NOWAIT 0x1 53 54 #define SCSI_WATCH_TERMINATE_SUCCESS 0x0 55 #define SCSI_WATCH_TERMINATE_FAIL 0x1 56 57 void scsi_watch_init(); 58 void scsi_watch_fini(); 59 opaque_t scsi_watch_request_submit(struct scsi_device *devp, 60 int interval, int sense_length, 61 int (*callback)(), caddr_t cb_arg); 62 int scsi_watch_request_terminate(opaque_t token, int flags); 63 void scsi_watch_resume(opaque_t token); 64 void scsi_watch_suspend(opaque_t token); 65 66 #ifdef __cplusplus 67 } 68 #endif 69 70 #endif /* _SYS_SCSI_SCSI_WATCH_H */ 71