1.\" $NetBSD: amr.4,v 1.9 2004/10/28 10:05:14 wiz Exp $ 2.\" 3.\" Copyright (c) 2000 Jeroen Ruigrok van der Werven 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: /repoman/r/ncvs/src/share/man/man4/amr.4,v 1.16 2003/03/26 01:34:23 keramida Exp $ 26.\" 27.Dd October 28, 2004 28.Dt AMR 4 29.Os 30.Sh NAME 31.Nm amr 32.Nd AMI MegaRAID PCI-SCSI RAID driver 33.Sh SYNOPSIS 34.Cd "amr* at pci? dev ? function ?" 35.Cd scsibus* at amr? 36.Sh DESCRIPTION 37The 38.Nm 39driver provides support for American Megatrends MegaRAID Express, 40Elite and Enterprise family SCSI RAID controllers, 41including models relabeled and sold by Hewlett-Packard and Dell. 42Supported controllers include: 43.Bl -bullet 44.It 45MegaRAID 320-1 46.It 47MegaRAID 320-2 48.It 49MegaRAID Series 418 50.It 51MegaRAID Enterprise 1200 (Series 428) 52.It 53MegaRAID Enterprise 1300 (Series 434) 54.It 55MegaRAID Enterprise 1400 (Series 438) 56.It 57MegaRAID Enterprise 1500 (Series 467) 58.It 59MegaRAID Enterprise 1600 (Series 471) 60.It 61MegaRAID Elite 1500 (Series 467) 62.It 63MegaRAID Elite 1600 (Series 493) 64.It 65MegaRAID Express 100 (Series 466WS) 66.It 67MegaRAID Express 200 (Series 466) 68.It 69MegaRAID Express 300 (Series 490) 70.It 71MegaRAID Express 500 (Series 475) 72.It 73Dell PERC 74.It 75Dell PERC 2/SC 76.It 77Dell PERC 2/DC 78.It 79Dell PERC 4/Di 80.It 81Dell PERC 4/SC 82.It 83Dell PERC 4e/Si 84.It 85HP NetRAID-1/Si 86.It 87HP NetRAID-3/Si 88.It 89HP Embedded NetRAID 90.El 91.Sh DIAGNOSTICS 92.Ss Driver initialisation/shutdown phase 93.Bl -diag 94.It amr%d: memory window not available 95.It amr%d: I/O window not available 96.Pp 97The PCI BIOS did not allocate resources necessary for the correct operation of 98the controller. 99The driver cannot attach to this controller. 100.It amr%d: busmaster bit not set, enabling 101.Pp 102The PCI BIOS did not enable busmaster DMA, 103which is required for the correct operation of the controller. 104The driver has enabled this bit and initialisation will proceed. 105.It amr%d: can't allocate register window 106.It amr%d: can't allocate interrupt 107.It amr%d: can't set up interrupt 108.It amr%d: can't allocate parent DMA tag 109.It amr%d: can't allocate buffer DMA tag 110.It amr%d: can't allocate scatter/gather DMA tag 111.It amr%d: can't allocate s/g table 112.It amr%d: can't allocate mailbox tag 113.It amr%d: can't allocate mailbox memory 114.Pp 115A resource allocation error occurred while initialising the driver; 116initialisation has failed and the driver will not attach to this controller. 117.It amr%d: can't obtain configuration data from controller 118.It amr%d: can't obtain product data from controller 119.Pp 120The driver was unable to obtain vital configuration data from the controller. 121Initialisation has failed and the driver will not attach to this controller. 122.It amr%d: can't establish configuration hook 123.It amr%d: can't scan controller for drives 124.Pp 125The scan for logical drives managed by the controller failed. 126No drives will be attached. 127.It amr%d: device_add_child failed 128.It amr%d: bus_generic_attach returned %d 129.Pp 130Creation of the logical drive instances failed; 131attachment of one or more logical drives may have been aborted. 132.It amr%d: flushing cache... 133.Pp 134The controller cache is being flushed prior to shutdown or detach. 135.El 136.Ss Operational diagnostics 137.Bl -diag 138.It amr%d: I/O beyond end of unit (%u,%d \*[Gt] %u) 139.Pp 140A partitioning error or disk corruption has caused an I/O request 141beyond the end of the logical drive. 142This may also occur if FlexRAID Virtual Sizing is enabled and 143an I/O operation is attempted on a portion of the virtual drive 144beyond the actual capacity available. 145.It amr%d: polled command timeout 146.Pp 147An initialisation command timed out. 148The initialisation process may fail as a result. 149.It amr%d: bad slot %d completed 150.Pp 151The controller reported completion of a command that the driver did not issue. 152This may result in data corruption, 153and suggests a hardware or firmware problem with the system or controller. 154.It amr%d: I/O error - %x 155.Pp 156An I/O error has occurred. 157.El 158.Sh SEE ALSO 159.Xr cd 4 , 160.Xr ch 4 , 161.Xr intro 4 , 162.Xr pci 4 , 163.Xr scsi 4 , 164.Xr sd 4 , 165.Xr st 4 166.Sh AUTHORS 167The 168.Nm 169driver was written by 170.An Mike Smith 171.Aq msmith@FreeBSD.org 172and 173.An Andrew Doran 174.Aq ad@NetBSD.org . 175