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 2009 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #ifdef _KERNEL 27 28 #include <sys/scsi/scsi_types.h> 29 30 /* 31 * Autoconfiguration Dependent Data 32 */ 33 /* 34 * Many defines in this file have built in parallel bus assumption 35 * which might need to change as other interconnect evolve. 36 */ 37 38 /* 39 * SCSI options word- defines are kept in <scsi/conf/autoconf.h> 40 * 41 * All this options word does is to enable such capabilities. Each 42 * implementation may disable this word, or ignore it entirely. 43 * Changing this word after system autoconfiguration is not guaranteed 44 * to cause any change in the operation of the system. 45 */ 46 47 int scsi_options = 48 SCSI_OPTIONS_DR | 49 SCSI_OPTIONS_LINK | 50 SCSI_OPTIONS_SYNC | 51 SCSI_OPTIONS_PARITY | 52 SCSI_OPTIONS_TAG | 53 SCSI_OPTIONS_FAST | 54 SCSI_OPTIONS_WIDE | 55 SCSI_OPTIONS_FAST20 | 56 SCSI_OPTIONS_FAST40 | 57 SCSI_OPTIONS_FAST80 | 58 SCSI_OPTIONS_FAST160 | 59 SCSI_OPTIONS_FAST320 | 60 SCSI_OPTIONS_NLUNS_DEFAULT | 61 SCSI_OPTIONS_QAS | 62 0; 63 64 /* 65 * Scsi bus or device reset recovery time in milliseconds. 66 */ 67 unsigned int scsi_reset_delay = SCSI_DEFAULT_RESET_DELAY; 68 69 /* 70 * SCSI selection timeout in milliseconds. 71 */ 72 int scsi_selection_timeout = SCSI_DEFAULT_SELECTION_TIMEOUT; 73 74 /* 75 * Default scsi host id. Note, this variable is only used if the 76 * "scsi-initiator-id" cannot be retrieved from openproms. This is only 77 * a problem with older platforms which don't have openproms and usage 78 * of the sport-8 with openproms 1.x. 79 */ 80 int scsi_host_id = 7; 81 82 /* 83 * Maximum tag age limit. 84 * Note exceeding tag age limit of 2 is fairly common; 85 * refer to 1164758 86 */ 87 int scsi_tag_age_limit = 2; 88 89 /* 90 * scsi watchdog tick (secs) 91 * Note: with tagged queueing, timeouts are highly inaccurate and therefore 92 * it doesn't make sense to monitor every second. 93 */ 94 int scsi_watchdog_tick = 10; 95 96 /* 97 * default scsi target driver "fm-capable" property value 98 */ 99 int scsi_fm_capable = DDI_FM_EREPORT_CAPABLE; 100 101 /* 102 * SCSI enumeration options defines are kept in <scsi/conf/autoconf.h>. 103 * When scsi_enumeration is enabled, driver.conf enumeration is unnecessary. 104 * 105 * The global variable "scsi_enumeration" is used as the default value of the 106 * "scsi-enumeration" property. In addition to enabline/disabling enumeration 107 * (bit 0), target and lun threading can be specified. 108 * 109 * 0 driver.conf enumeration 110 * 1 dynamic enumeration with target/lun multi-threading. 111 * 3 dynamic enumeration with lun multi-threading disabled. 112 * 5 dynamic enumeration with target multi-threading disabled; 113 * 7 dynamic enumeration with target/lun multi-threading disabled. 114 * 115 * Default is currently driver.conf enumeration (0). 116 */ 117 int scsi_enumeration = 0; 118 119 #endif /* _KERNEL */ 120