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 39.Cd "device isp" 40.Pp 41For one or more SCSI busses: 42.Cd device scbus0 43.Sh DESCRIPTION 44This driver provides access to 45.Tn SCSI 46or 47.Tn FibreChannel 48devices. 49.Pp 50SCSI features include support for Ultra SCSI and wide mode transactions 51for 52.Tn SCSI , 53Ultra2 LVD (for the ISP1080 and ISP1280), and Ultra3 LVD (for the 54ISP12160). 55.Pp 56Fibre Channel support uses FCP SCSI profile for 57.Tn FibreChannel . 58and utilizes Class 3 and Class 2 connections (Qlogic 2100 is Class 593 only, minor patches to the Qlogic 2200 to force Class 2 mode). 60Support is available for Public and Private loops, and for 61point-to-point connections (Qlogic 2200 only). 62The newer 2-Gigabit cards (2300, 2312) are also supported. 63Command tagging is 64supported for all (in fact, 65.Tn FibreChannel 66requires tagging). 67Fabric support is enabled by default (but may 68be contingent upon the correct firmware being loaded). 69.Sh FIRMWARE 70Firmware is now available if the 71.Xr ispfw 4 72module is loaded during bootstrap (q.v.). 73.Pp 74It is very strongly recommended that you use the firmware available 75from 76.Xr ispfw 4 77as it is the most likely to have been tested with this driver. 78.Sh HARDWARE 79Cards supported by the 80.Nm 81driver include: 82.Pp 83.Bl -tag -width xxxxxx -offset indent 84.It ISP1000 85SBus Fast Wide, Ultra Fast Wide cards, Single Ended or Differential 86cards. 87.It ISP1020 88Qlogic 1020 Fast Wide and Differential Fast Wide PCI cards. 89.It ISP1040 90Qlogic 1040 Ultra Wide and Differential Ultra Wide PCI cards. 91Also known as the DEC KZPBA-CA (single ended) and KZPBA-CB (HVD differential). 92.It Qlogic 1240 93Qlogic 1240 Dual Bus Ultra Wide and Differential Ultra Wide PCI 94cards. 95.It Qlogic 1020 96Qlogic 1020 SCSI cards. 97.It Qlogic 1040 98Qlogic 1040 Ultra SCSI cards. 99.It Qlogic 1080 100Qlogic 1280 LVD Ultra2 Wide PCI cards. 101.It Qlogic 1280 102Qlogic 1280 Dual Bus LVD Ultra2 Wide PCI cards. 103.It Qlogic 12160 104Qlogic 12160 Dual Bus LVD Ultra3 Wide PCI cards. 105.It Qlogic 210X 106Qlogic 2100 and 2100A Copper and Optical Fibre Channel Arbitrated 107Loop (single, dual). 108.It Qlogic 220X 109Qlogic 2200 Copper and Optical Fibre Channel Arbitrated Loop PCI 110cards (single, dual, quad). 111.It Qlogic 2300 112Qlogic 2300 Optical Fibre Channel PCI cards. 113.It Qlogic 2312 114Qlogic 2312 Optical Fibre Channel PCI cards. 115.It Qlogic 234X 116Qlogic 234X Optical Fibre Channel PCI cards (2312 chipset, single and dual attach). 117.It Qlogic 2322 118Qlogic 2322 Optical Fibre Channel PCI cards. 119.It Qlogic 200 120Dell Branded version of the QLogic 2312 Fibre Channel PCI cards. 121.El 122.Sh CONFIGURATION OPTIONS 123.Pp 124Target mode support may be enabled with the 125.Pp 126.Cd options ISP_TARGET_MODE 127.Pp 128option. 129.Sh BOOT OPTIONS 130The following options are switchable by setting values in 131.Pa /boot/device.hints . 132.Pp 133They are: 134.Pp 135.Bl -tag -width indent 136.It Va hint.isp.0.disable 137A hint value to disable driver in kernel. 138.It Va hint.iso.0.fwload_disable 139A hint value to disable loading of firmware 140.Cd ispfw(4) . 141.It Va hint.isp.0.prefer_memmap 142A hint value to use PCI Memory space instead of I/O space 143access for. 144.It Va hint.isp.0.prefer_iomap 145A hint value to use PCI I/O space instead of Memory space 146access for. 147.It Va hint.isp.0.ignore_nvram 148A hint value to ignore board NVRAM settings for. Otherwise 149use NVRAM settings. 150.It Va hint.isp.0.fullduplex 151A hint value to set full duplex mode. 152.It Va hint.isp.0.topology 153A hint value to select topology of connection. Supported 154values are: 155.Pp 156.Cd lport 157(Prefer loopback and fallback to point to point). 158.Pp 159.Cd nport 160(Prefer point to point and fallback to loopback). 161.Pp 162.Cd lport-only 163(Loopback only). 164.Pp 165.Cd nport-only 166(Point to point only). 167.Pp 168.It Va hint.isp.0.portwwn 169This should be the full 64 bit World Wide Port Name you would like 170to use, overriding the value in NVRAM for the card. 171.It Va hint.isp.0.nodewwn 172This should be the full 64 bit World Wide Node Name you would like 173to use, overriding the value in NVRAM for the card. 174.It Va hint.isp.0.iid 175A hint to override or set the Initiator ID (principally for SPI SCSI). 176.It Va hint.isp.0.role 177A hint to define default role for isp instance (target, initiator, both). 178.It Va hint.isp.0.debug 179A hint value for a driver debug level (values from 0 through 7). 180Default is 0. 181.El 182.Sh SEE ALSO 183.Xr da 4 , 184.Xr intro 4 , 185.Xr ispfw 4 , 186.Xr sa 4 , 187.Xr scsi 4 188.Sh AUTHORS 189The 190.Nm 191driver was written by Matthew Jacob for NASA/Ames Research Center. 192.Sh BUGS 193The driver currently ignores some NVRAM settings. 194.Pp 195The driver currently does not do error recovery for timed out commands 196very gracefully. 197.Pp 198Target mode support is not completely debugged yet. 199It works reasonably 200well for Fibre Channel, somewhat well for Qlogic 1040 cards, but 201does not yet work for the other cards (due to last minute unannounced 202changes in firmware interfaces). 203.Pp 204Sometimes, when booting, the driver gets stuck waiting for the 205Fibre Channel f/w to tell it that the loop port database is ready, 206or waiting for a good loop to be seen (this does not yet support 207booting without being connected to a fibre channel device). 208To 209unwedge the system, unplug and replug the fibre channel connection, 210or otherwise cause a LIP (Loop Initialization Primitive sequence)- 211this will kick the f/w into getting unstuck. 212.Pp 213QLogic 2322 support is limited to platforms where the BIOS can 214enable firmware as there is no code yet to do the 3 stage loading 215for 2322 firmware. 216