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 (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #ifndef _SYS_SCSI_SCSI_WATCH_H 27 #define _SYS_SCSI_SCSI_WATCH_H 28 29 #ifdef __cplusplus 30 extern "C" { 31 #endif 32 33 struct scsi_watch_result { 34 struct scsi_status *statusp; 35 struct scsi_extended_sense *sensep; 36 uchar_t actual_sense_length; 37 struct scsi_pkt *pkt; 38 }; 39 40 /* 41 * 120 seconds is a *very* reasonable amount of time for most slow devices 42 */ 43 #define SCSI_WATCH_IO_TIME 120 44 45 /* 46 * values to pass in "flags" arg for scsi_watch_request_terminate() 47 */ 48 #define SCSI_WATCH_TERMINATE_WAIT 0x0 49 #define SCSI_WATCH_TERMINATE_NOWAIT 0x1 50 #define SCSI_WATCH_TERMINATE_ALL_WAIT 0x2 51 52 #define SCSI_WATCH_TERMINATE_SUCCESS 0x0 53 #define SCSI_WATCH_TERMINATE_FAIL 0x1 54 55 void scsi_watch_init(); 56 void scsi_watch_fini(); 57 opaque_t scsi_watch_request_submit(struct scsi_device *devp, 58 int interval, int sense_length, 59 int (*callback)(), caddr_t cb_arg); 60 int scsi_watch_request_terminate(opaque_t token, int flags); 61 int scsi_watch_get_ref_count(opaque_t token); 62 void scsi_watch_resume(opaque_t token); 63 void scsi_watch_suspend(opaque_t token); 64 65 #ifdef __cplusplus 66 } 67 #endif 68 69 #endif /* _SYS_SCSI_SCSI_WATCH_H */ 70