xref: /dragonfly/share/man/man4/mlx.4 (revision fcf53d9b) 
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
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14.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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25.\" $FreeBSD: src/share/man/man4/mlx.4,v 1.3.2.5 2001/10/01 13:07:23 dd Exp $
26.\" $DragonFly: src/share/man/man4/mlx.4,v 1.4 2007/05/13 18:33:56 swildner Exp $
27.\"
28.Dd April 10, 2000
29.Dt MLX 4
30.Os
31.Sh NAME
32.Nm mlx
33.Nd Mylex DAC-family RAID driver
34.Sh SYNOPSIS
35.Cd device pci
36.Cd device mlx
37.Sh DESCRIPTION
38The
39.Nm
40driver provides support for Mylex DAC-family PCI to SCSI RAID controllers,
41including versions relabeled by Digital/Compaq.
42Supported controllers include:
43.Bl -bullet
44.It
45DAC960P
46.It
47DAC960PD
48.It
49DAC960PL
50.It
51DAC960PJ
52.It
53DAC960PG
54.It
55AcceleRAID 150
56.It
57AcceleRAID 250
58.It
59eXtremeRAID 1100
60.El
61.Pp
62All major firmware revisions (2.x, 3.x, 4.x and 5.x) are supported, however
63it is always advisable to upgrade to the most recent firmware
64available for the controller.
65.Pp
66Compatible Mylex controllers not listed should work, but have not been
67verified.
68.Sh DIAGNOSTICS
69.Ss Controller initialisation phase
70.Bl -diag
71.It mlx%d: controller initialisation in progress...
72.It mlx%d: initialisation complete
73.Pp
74The controller firmware is performing/has completed initialisation.
75.It mlx%d: physical drive %d:%d not responding
76.Pp
77The drive at channel:target is not responding; it may have failed or
78been removed.
79.It mlx%d: spinning up drives...
80.Pp
81Drive startup is in progress; this may take several minutes.
82.It mlx%d: configuration checksum error
83.Pp
84The array configuration has become corrupted.
85.It mlx%d: mirror race recovery in progress
86.It mlx%d: mirror race on a critical system drive
87.It mlx%d: mirror race recovery failed
88.Pp
89These error codes are undocumented.
90.It mlx%d: physical drive %d:%d COD mismatch
91.Pp
92Configuration data on the drive at channel:target does not match the
93rest of the array.
94.It mlx%d: system drive installation aborted
95.Pp
96Errors occurred preventing one or more system drives from being configured.
97.It mlx%d: new controller configuration found
98.Pp
99The controller has detected a configuration on disk which supersedes the
100configuration in its nonvolatile memory.
101It will reset and come up with the new configuration.
102.It mlx%d: FATAL MEMORY PARITY ERROR
103.Pp
104Firmware detected a fatal memory error; the driver will not attempt to
105attach to this controller.
106.It mlx%d: unknown firmware initialisation error %x:%x:%x
107.Pp
108An unknown error occurred during initialisation; it will be ignored.
109.El
110.Ss Driver initialisation/shutdown phase:
111.Bl -diag
112.It mlx%d: can't allocate scatter/gather DMA tag
113.It mlx%d: can't allocate buffer DMA tag
114.It mlx%d: can't allocate s/g table
115.It mlx%d: can't make initial s/g list mapping
116.It mlx%d: can't make permanent s/g list mapping
117.It mlx%d: can't allocate interrupt
118.It mlx%d: can't set up interrupt
119.Pp
120A resource allocation error occurred while initialising the driver;
121initialisation has failed and the driver will not attach to this
122controller.
123.It mlx%d: error fetching drive status
124.Pp
125The current status of all system drives could not be fetched; attachment
126of system drives will be aborted.
127.It mlx%d: device_add_child failed
128.It mlx%d: bus_generic_attach returned %d
129.Pp
130Creation of the system drive instances failed; attachment of one or more
131system drives may have been aborted.
132.It mlxd%d: detaching...
133.Pp
134The indicated system drive is being detached.
135.It mlxd%d: still open, can't detach
136.Pp
137The indicated system drive is still open or mounted;
138the controller cannot be detached.
139.It mlx%d: flushing cache...
140.Pp
141The controller cache is being flushed prior to detach or shutdown.
142.El
143.Ss Operational diagnostics:
144.Bl -diag
145.It mlx%d: ENQUIRY failed - %s
146.It mlx%d: ENQUIRY2 failed
147.It mlx%d: ENQUIRY_OLD failed
148.It mlx%d: FLUSH failed - %s
149.It mlx%d: CHECK ASYNC failed - %s
150.It mlx%d: REBUILD ASYNC failed - %s
151.It mlx%d: command failed - %s
152.Pp
153The controller rejected a command for the reason given.
154.It mlx%d: I/O beyond end of unit (%u,%d > %u)
155.It mlx%d: I/O error - %s
156.Pp
157An I/O error was reported by the controller.
158.It mlx%d: periodic enquiry failed - %s
159.Pp
160An attempt to poll the controller for status failed for the reason given.
161.It mlx%d: mlx_periodic_enquiry: unknown command %x
162.Pp
163The periodic status poll has issued a command which has become corrupted.
164.It mlxd%d: drive offline
165.It mlxd%d: drive online
166.It mlxd%d: drive critical
167.Pp
168The system disk indicated has changed state.
169.It mlx%d: physical drive %d:%d reset
170.It mlx%d: physical drive %d:%d killed %s
171.It "mlx%d: physical drive %d:%d error log: sense = %d asc = %x asq = %x"
172.It "mlx%d:   info %4D csi %4D"
173.Pp
174The drive at channel:target has been reset, killed for the given reason,
175or experienced a SCSI error.
176.It mlx%d: unknown log message type %x
177.It mlx%d: error reading message log - %s
178.Pp
179An error occurred while trying to read the controller's message log.
180.It mlxd%d: consistency check started
181.It mlx%d: consistency check completed
182.Pp
183A user-initiated consistency check has started/completed.
184.It mlx%d: drive rebuild started for %d:%d
185.It mlx%d: drive rebuild completed
186.Pp
187A user-initiated physical drive rebuild has started/completed.
188.It mlx%d: background check/rebuild operation started
189.It mlx%d: background check/rebuild operation completed
190.Pp
191An automatic system drive consistency check
192or physical drive rebuild has started/completed.
193.It mlx%d: channel %d pausing for %d seconds
194.It mlx%d: channel %d resuming
195.It mlx%d: pause command failed - %s
196.It mlx%d: pause failed for channel %d
197.It mlx%d: resume command failed - %s
198.It mlx%d: resume failed for channel %d
199.Pp
200Controller/channel pause operation notification.
201(Channel pause is not currently supported on any controller.)
202.It mlx%d: controller wedged (not taking commands)
203.Pp
204The controller is not responding to attempts to submit new commands.
205.It mlx%d: duplicate done event for slot %d
206.It mlx%d: done event for nonbusy slot %d
207.Pp
208Corruption has occurred in either the controller's onboard list of commands
209or in the driver.
210.El
211.Sh SEE ALSO
212.Xr mlxcontrol 8
213.Sh AUTHORS
214.An -nosplit
215The
216.Nm
217driver was written by
218.An Michael Smith
219.Aq msmith@FreeBSD.org .
220.Pp
221This manual page was written by
222.An Jeroen Ruigrok van der Werven
223.Aq asmodai@FreeBSD.org
224and
225.An Michael Smith
226.Aq msmith@FreeBSD.org .
227.Sh BUGS
228The driver does not yet support the version 6.x firmware as found in the
229AcceleRAID 352 and eXtremeRAID 2000 and 3000 products.
230