1.\" 2.\" Copyright (c) 2000 Jeroen Ruigrok van der Werven 3.\" Copyright (c) 2000 Michael Smith 4.\" All rights reserved. 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. The name of the author may not be used to endorse or promote products 12.\" derived from this software without specific prior written permission 13.\" 14.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 15.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 16.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 17.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 18.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 19.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 20.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 21.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 23.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24.\" 25.\" $FreeBSD: src/share/man/man4/mlx.4,v 1.3.2.5 2001/10/01 13:07:23 dd Exp $ 26.\" 27.Dd December 10, 2014 28.Dt MLX 4 29.Os 30.Sh NAME 31.Nm mlx 32.Nd Mylex DAC-family RAID driver 33.Sh SYNOPSIS 34.Cd device pci 35.Cd device mlx 36.Sh DESCRIPTION 37The 38.Nm 39driver provides support for Mylex DAC-family PCI to SCSI RAID controllers, 40including versions relabeled by Digital/Compaq. 41Supported controllers include: 42.Bl -bullet 43.It 44DAC960P 45.It 46DAC960PD 47.It 48DAC960PL 49.It 50DAC960PJ 51.It 52DAC960PG 53.It 54AcceleRAID 150 55.It 56AcceleRAID 250 57.It 58eXtremeRAID 1100 59.El 60.Pp 61All major firmware revisions (2.x, 3.x, 4.x and 5.x) are supported, however 62it is always advisable to upgrade to the most recent firmware 63available for the controller. 64.Pp 65Compatible Mylex controllers not listed should work, but have not been 66verified. 67.Sh FILES 68.Bl -tag -width ".Pa /dev/mlxdX" -compact 69.It Pa /dev/mlxdX 70.Nm 71device nodes 72.El 73.Sh DIAGNOSTICS 74.Ss Controller initialisation phase 75.Bl -diag 76.It mlx%d: controller initialisation in progress... 77.It mlx%d: initialisation complete 78.Pp 79The controller firmware is performing/has completed initialisation. 80.It mlx%d: physical drive %d:%d not responding 81.Pp 82The drive at channel:target is not responding; it may have failed or 83been removed. 84.It mlx%d: spinning up drives... 85.Pp 86Drive startup is in progress; this may take several minutes. 87.It mlx%d: configuration checksum error 88.Pp 89The array configuration has become corrupted. 90.It mlx%d: mirror race recovery in progress 91.It mlx%d: mirror race on a critical system drive 92.It mlx%d: mirror race recovery failed 93.Pp 94These error codes are undocumented. 95.It mlx%d: physical drive %d:%d COD mismatch 96.Pp 97Configuration data on the drive at channel:target does not match the 98rest of the array. 99.It mlx%d: system drive installation aborted 100.Pp 101Errors occurred preventing one or more system drives from being configured. 102.It mlx%d: new controller configuration found 103.Pp 104The controller has detected a configuration on disk which supersedes the 105configuration in its nonvolatile memory. 106It will reset and come up with the new configuration. 107.It mlx%d: FATAL MEMORY PARITY ERROR 108.Pp 109Firmware detected a fatal memory error; the driver will not attempt to 110attach to this controller. 111.It mlx%d: unknown firmware initialisation error %x:%x:%x 112.Pp 113An unknown error occurred during initialisation; it will be ignored. 114.El 115.Ss Driver initialisation/shutdown phase: 116.Bl -diag 117.It mlx%d: can't allocate scatter/gather DMA tag 118.It mlx%d: can't allocate buffer DMA tag 119.It mlx%d: can't allocate s/g table 120.It mlx%d: can't make initial s/g list mapping 121.It mlx%d: can't make permanent s/g list mapping 122.It mlx%d: can't allocate interrupt 123.It mlx%d: can't set up interrupt 124.Pp 125A resource allocation error occurred while initialising the driver; 126initialisation has failed and the driver will not attach to this 127controller. 128.It mlx%d: error fetching drive status 129.Pp 130The current status of all system drives could not be fetched; attachment 131of system drives will be aborted. 132.It mlx%d: device_add_child failed 133.It mlx%d: bus_generic_attach returned %d 134.Pp 135Creation of the system drive instances failed; attachment of one or more 136system drives may have been aborted. 137.It mlxd%d: detaching... 138.Pp 139The indicated system drive is being detached. 140.It mlxd%d: still open, can't detach 141.Pp 142The indicated system drive is still open or mounted; 143the controller cannot be detached. 144.It mlx%d: flushing cache... 145.Pp 146The controller cache is being flushed prior to detach or shutdown. 147.El 148.Ss Operational diagnostics: 149.Bl -diag 150.It mlx%d: ENQUIRY failed - %s 151.It mlx%d: ENQUIRY2 failed 152.It mlx%d: ENQUIRY_OLD failed 153.It mlx%d: FLUSH failed - %s 154.It mlx%d: CHECK ASYNC failed - %s 155.It mlx%d: REBUILD ASYNC failed - %s 156.It mlx%d: command failed - %s 157.Pp 158The controller rejected a command for the reason given. 159.It mlx%d: I/O beyond end of unit (%u,%d > %u) 160.It mlx%d: I/O error - %s 161.Pp 162An I/O error was reported by the controller. 163.It mlx%d: periodic enquiry failed - %s 164.Pp 165An attempt to poll the controller for status failed for the reason given. 166.It mlx%d: mlx_periodic_enquiry: unknown command %x 167.Pp 168The periodic status poll has issued a command which has become corrupted. 169.It mlxd%d: drive offline 170.It mlxd%d: drive online 171.It mlxd%d: drive critical 172.Pp 173The system disk indicated has changed state. 174.It mlx%d: physical drive %d:%d reset 175.It mlx%d: physical drive %d:%d killed %s 176.It "mlx%d: physical drive %d:%d error log: sense = %d asc = %x asq = %x" 177.It "mlx%d: info XX:XX:XX:XX csi XX:XX:XX:XX" 178.Pp 179The drive at channel:target has been reset, killed for the given reason, 180or experienced a SCSI error. 181.It mlx%d: unknown log message type %x 182.It mlx%d: error reading message log - %s 183.Pp 184An error occurred while trying to read the controller's message log. 185.It mlxd%d: consistency check started 186.It mlx%d: consistency check completed 187.Pp 188A user-initiated consistency check has started/completed. 189.It mlx%d: drive rebuild started for %d:%d 190.It mlx%d: drive rebuild completed 191.Pp 192A user-initiated physical drive rebuild has started/completed. 193.It mlx%d: background check/rebuild operation started 194.It mlx%d: background check/rebuild operation completed 195.Pp 196An automatic system drive consistency check 197or physical drive rebuild has started/completed. 198.It mlx%d: channel %d pausing for %d seconds 199.It mlx%d: channel %d resuming 200.It mlx%d: pause command failed - %s 201.It mlx%d: pause failed for channel %d 202.It mlx%d: resume command failed - %s 203.It mlx%d: resume failed for channel %d 204.Pp 205Controller/channel pause operation notification. 206(Channel pause is not currently supported on any controller.) 207.It mlx%d: controller wedged (not taking commands) 208.Pp 209The controller is not responding to attempts to submit new commands. 210.It mlx%d: duplicate done event for slot %d 211.It mlx%d: done event for nonbusy slot %d 212.Pp 213Corruption has occurred in either the controller's onboard list of commands 214or in the driver. 215.El 216.Sh SEE ALSO 217.Xr mlxcontrol 8 218.Sh AUTHORS 219.An -nosplit 220The 221.Nm 222driver was written by 223.An Michael Smith Aq Mt msmith@FreeBSD.org . 224.Pp 225This manual page was written by 226.An Jeroen Ruigrok van der Werven Aq Mt asmodai@FreeBSD.org 227and 228.An Michael Smith Aq Mt msmith@FreeBSD.org . 229.Sh BUGS 230The driver does not yet support the version 6.x firmware as found in the 231AcceleRAID 352 and eXtremeRAID 2000 and 3000 products. 232