1.\" $NetBSD: isp.4,v 1.5 1999/12/18 18:33:05 mjacob Exp $ 2.\" 3.\" Copyright (c) 1998, 1999, 2001 4.\" Matthew Jacob, for NASA/Ames Research Center 5.\" 6.\" Redistribution and use in source and binary forms, with or without 7.\" modification, are permitted provided that the following conditions 8.\" are met: 9.\" 1. Redistributions of source code must retain the above copyright 10.\" notice, this list of conditions and the following disclaimer. 11.\" 2. Redistributions in binary form must reproduce the above copyright 12.\" notice, this list of conditions and the following disclaimer in the 13.\" documentation and/or other materials provided with the distribution. 14.\" 3. The name of the author may not be used to endorse or promote products 15.\" derived from this software without specific prior written permission. 16.\" 17.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27.\" 28.\" Additional Copyright (c) 2006 by Marcus Alves Grando 29.\" 30.\" $FreeBSD$ 31.\" 32.Dd February 6, 2006 33.Dt ISP 4 34.Os 35.Sh NAME 36.Nm isp 37.Nd Qlogic based SCSI and FibreChannel SCSI Host Adapters 38.Sh SYNOPSIS 39To compile this driver into the kernel, 40place the following lines in your 41kernel configuration file: 42.Bd -ragged -offset indent 43.Cd "device scbus" 44.Cd "device isp" 45.Ed 46.Pp 47Alternatively, to load the driver as a 48module at boot time, place the following line in 49.Xr loader.conf 5 : 50.Bd -literal -offset indent 51isp_load="YES" 52.Ed 53.Sh DESCRIPTION 54This driver provides access to 55.Tn SCSI 56or 57.Tn FibreChannel 58devices. 59.Pp 60SCSI features include support for Ultra SCSI and wide mode transactions 61for 62.Tn SCSI , 63Ultra2 LVD (for the ISP1080 and ISP1280), and Ultra3 LVD (for the 64ISP12160). 65.Pp 66Fibre Channel support uses FCP SCSI profile for 67.Tn FibreChannel . 68and utilizes Class 3 and Class 2 connections (Qlogic 2100 is Class 693 only, minor patches to the Qlogic 2200 to force Class 2 mode). 70Support is available for Public and Private loops, and for 71point-to-point connections (Qlogic 2200 only). 72The newer 2-Gigabit cards (2300, 2312) are also supported. 73Command tagging is 74supported for all (in fact, 75.Tn FibreChannel 76requires tagging). 77Fabric support is enabled by default (but may 78be contingent upon the correct firmware being loaded). 79.Sh FIRMWARE 80Firmware is available if the 81.Xr ispfw 4 82module is loaded during bootstrap (q.v.). 83.Pp 84It is very strongly recommended that you use the firmware available 85from 86.Xr ispfw 4 87as it is the most likely to have been tested with this driver. 88.Sh HARDWARE 89Cards supported by the 90.Nm 91driver include: 92.Pp 93.Bl -tag -width xxxxxx -offset indent 94.It ISP1000 95SBus Fast Wide, Ultra Fast Wide cards, Single Ended or Differential 96cards. 97.It ISP1020 98Qlogic 1020 Fast Wide and Differential Fast Wide PCI cards. 99.It ISP1040 100Qlogic 1040 Ultra Wide and Differential Ultra Wide PCI cards. 101Also known as the DEC KZPBA-CA (single ended) and KZPBA-CB (HVD differential). 102.It Qlogic 1240 103Qlogic 1240 Dual Bus Ultra Wide and Differential Ultra Wide PCI 104cards. 105.It Qlogic 1020 106Qlogic 1020 SCSI cards. 107.It Qlogic 1040 108Qlogic 1040 Ultra SCSI cards. 109.It Qlogic 1080 110Qlogic 1280 LVD Ultra2 Wide PCI cards. 111.It Qlogic 1280 112Qlogic 1280 Dual Bus LVD Ultra2 Wide PCI cards. 113.It Qlogic 12160 114Qlogic 12160 Dual Bus LVD Ultra3 Wide PCI cards. 115.It Qlogic 210X 116Qlogic 2100 and 2100A Copper and Optical Fibre Channel Arbitrated 117Loop (single, dual). 118.It Qlogic 220X 119Qlogic 2200 Copper and Optical Fibre Channel Arbitrated Loop PCI 120cards (single, dual, quad). 121.It Qlogic 2300 122Qlogic 2300 Optical Fibre Channel PCI cards. 123.It Qlogic 2312 124Qlogic 2312 Optical Fibre Channel PCI cards. 125.It Qlogic 234X 126Qlogic 234X Optical Fibre Channel PCI cards (2312 chipset, single and dual attach). 127.It Qlogic 2322 128Qlogic 2322 Optical Fibre Channel PCI cards. 129.It Qlogic 200 130Dell Branded version of the QLogic 2312 Fibre Channel PCI cards. 131.El 132.Sh CONFIGURATION OPTIONS 133.Pp 134Target mode support may be enabled with the 135.Pp 136.Cd options ISP_TARGET_MODE 137.Pp 138option. 139.Sh BOOT OPTIONS 140The following options are switchable by setting values in 141.Pa /boot/device.hints . 142.Pp 143They are: 144.Pp 145.Bl -tag -width indent 146.It Va hint.isp.0.disable 147A hint value to disable driver in kernel. 148.It Va hint.isp.0.fwload_disable 149A hint value to disable loading of firmware 150.Cd ispfw(4) . 151.It Va hint.isp.0.prefer_memmap 152A hint value to use PCI Memory space instead of I/O space 153access for. 154.It Va hint.isp.0.prefer_iomap 155A hint value to use PCI I/O space instead of Memory space 156access for. 157.It Va hint.isp.0.ignore_nvram 158A hint value to ignore board NVRAM settings for. Otherwise 159use NVRAM settings. 160.It Va hint.isp.0.fullduplex 161A hint value to set full duplex mode. 162.It Va hint.isp.0.topology 163A hint value to select topology of connection. Supported 164values are: 165.Pp 166.Cd lport 167(Prefer loopback and fallback to point to point). 168.Pp 169.Cd nport 170(Prefer point to point and fallback to loopback). 171.Pp 172.Cd lport-only 173(Loopback only). 174.Pp 175.Cd nport-only 176(Point to point only). 177.Pp 178.It Va hint.isp.0.portwwn 179This should be the full 64 bit World Wide Port Name you would like 180to use, overriding the value in NVRAM for the card. 181.It Va hint.isp.0.nodewwn 182This should be the full 64 bit World Wide Node Name you would like 183to use, overriding the value in NVRAM for the card. 184.It Va hint.isp.0.iid 185A hint to override or set the Initiator ID (principally for SPI SCSI). 186.It Va hint.isp.0.role 187A hint to define default role for isp instance (target, initiator, both). 188.It Va hint.isp.0.debug 189A hint value for a driver debug level (values from 0 through 7). 190Default is 0. 191.El 192.Sh SEE ALSO 193.Xr da 4 , 194.Xr intro 4 , 195.Xr ispfw 4 , 196.Xr sa 4 , 197.Xr scsi 4 198.Sh AUTHORS 199The 200.Nm 201driver was written by Matthew Jacob for NASA/Ames Research Center. 202.Sh BUGS 203The driver currently ignores some NVRAM settings. 204.Pp 205The driver currently does not do error recovery for timed out commands 206very gracefully. 207.Pp 208Target mode support is not completely debugged yet. 209It works reasonably 210well for Fibre Channel, somewhat well for Qlogic 1040 cards, but 211does not yet work for the other cards (due to last minute unannounced 212changes in firmware interfaces). 213.Pp 214Sometimes, when booting, the driver gets stuck waiting for the 215Fibre Channel f/w to tell it that the loop port database is ready, 216or waiting for a good loop to be seen (this does not yet support 217booting without being connected to a fibre channel device). 218To 219unwedge the system, unplug and replug the fibre channel connection, 220or otherwise cause a LIP (Loop Initialization Primitive sequence)- 221this will kick the f/w into getting unstuck. 222.Pp 223QLogic 2322 support is limited to platforms where the BIOS can 224enable firmware as there is no code yet to do the 3 stage loading 225for 2322 firmware. 226