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 1998,2002 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #pragma ident "%Z%%M% %I% %E% SMI" 28 29 #ifdef _KERNEL 30 31 #include <sys/scsi/conf/autoconf.h> 32 33 /* 34 * Autoconfiguration Dependent Data 35 */ 36 /* 37 * Many defines in this file have built in parallel bus assumption 38 * which might need to change as other interconnect evolve. 39 */ 40 41 /* 42 * SCSI options word- defines are kept in <scsi/conf/autoconf.h> 43 * 44 * All this options word does is to enable such capabilities. Each 45 * implementation may disable this word, or ignore it entirely. 46 * Changing this word after system autoconfiguration is not guaranteed 47 * to cause any change in the operation of the system. 48 */ 49 50 int scsi_options = 51 SCSI_OPTIONS_PARITY | 52 SCSI_OPTIONS_SYNC | 53 SCSI_OPTIONS_LINK | 54 SCSI_OPTIONS_TAG | 55 SCSI_OPTIONS_DR | 56 SCSI_OPTIONS_FAST | 57 SCSI_OPTIONS_FAST20 | 58 SCSI_OPTIONS_FAST40 | 59 SCSI_OPTIONS_FAST80 | 60 SCSI_OPTIONS_FAST160 | 61 SCSI_OPTIONS_FAST320 | 62 SCSI_OPTIONS_QAS | 63 SCSI_OPTIONS_WIDE; 64 65 /* 66 * Scsi bus or device reset recovery time (milli secondss.) 67 */ 68 unsigned int scsi_reset_delay = SCSI_DEFAULT_RESET_DELAY; 69 70 /* 71 * SCSI selection timeout in milli secondss. 72 */ 73 int scsi_selection_timeout = SCSI_DEFAULT_SELECTION_TIMEOUT; 74 75 /* 76 * Default scsi host id. Note, this variable is only used if the 77 * "scsi-initiator-id" cannot be retrieved from openproms. This is only 78 * a problem with older platforms which don't have openproms and usage 79 * of the sport-8 with openproms 1.x. 80 */ 81 int scsi_host_id = 7; 82 83 /* 84 * Maximum tag age limit. 85 * Note exceeding tag age limit of 2 is fairly common; 86 * refer to 1164758 87 */ 88 int scsi_tag_age_limit = 2; 89 90 /* 91 * scsi watchdog tick (secs) 92 * Note: with tagged queueing, timeouts are highly inaccurate and therefore 93 * it doesn't make sense to monitor every second. 94 */ 95 int scsi_watchdog_tick = 10; 96 97 #endif /* _KERNEL */ 98