| twe.4 (67879) | twe.4 (70466) |
|---|---|
| 1.\" 2.\" Copyright (c) 2000 Michael Smith 3.\" Copyright (c) 2000 BSDi 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: --- 8 unchanged lines hidden (view full) --- 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.\" | 1.\" 2.\" Copyright (c) 2000 Michael Smith 3.\" Copyright (c) 2000 BSDi 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: --- 8 unchanged lines hidden (view full) --- 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: head/share/man/man4/twe.4 67879 2000-10-29 13:37:13Z asmodai $ | 25.\" $FreeBSD: head/share/man/man4/twe.4 70466 2000-12-29 09:18:45Z ru $ |
| 26.\" 27.Dd April 10, 2000 28.Dt TWE 4 29.Os 30.Sh NAME 31.Nm twe 32.Nd 3ware Escalade ATA RAID adapter driver 33.Sh SYNOPSIS --- 24 unchanged lines hidden (view full) --- 58The controller is not responding correctly to 59the driver's attempts to reset and initialise it. 60This process is retried several times. 61.It twe%d: can't initialise controller, giving up 62.Pp 63Several attempts to reset and initialise the controller have failed; 64initialisation has failed 65and the driver will not attach to this controller. | 26.\" 27.Dd April 10, 2000 28.Dt TWE 4 29.Os 30.Sh NAME 31.Nm twe 32.Nd 3ware Escalade ATA RAID adapter driver 33.Sh SYNOPSIS --- 24 unchanged lines hidden (view full) --- 58The controller is not responding correctly to 59the driver's attempts to reset and initialise it. 60This process is retried several times. 61.It twe%d: can't initialise controller, giving up 62.Pp 63Several attempts to reset and initialise the controller have failed; 64initialisation has failed 65and the driver will not attach to this controller. |
| 66.El |
|
| 66.Ss Driver initialisation/shutdown phase 67.Bl -diag 68.It twe%d: register window not available 69.It twe%d: can't allocate register window 70.It twe%d: can't allocate parent DMA tag 71.It twe%d: can't allocate interrupt 72.It twe%d: can't set up interrupt 73.It twe%d: can't establish configuration hook --- 9 unchanged lines hidden (view full) --- 83.It twe%d: error fetching descriptor size for unit %d 84.It twe%d: error fetching descriptor for unit %d 85.It twe%d: device_add_child failed 86.It twe%d: bus_generic_attach returned %d 87.Pp 88Creation of the disk devices failed, either due to communications 89problems with the adapter or due to resource shortage; 90attachment of one or more units may have been aborted. | 67.Ss Driver initialisation/shutdown phase 68.Bl -diag 69.It twe%d: register window not available 70.It twe%d: can't allocate register window 71.It twe%d: can't allocate parent DMA tag 72.It twe%d: can't allocate interrupt 73.It twe%d: can't set up interrupt 74.It twe%d: can't establish configuration hook --- 9 unchanged lines hidden (view full) --- 84.It twe%d: error fetching descriptor size for unit %d 85.It twe%d: error fetching descriptor for unit %d 86.It twe%d: device_add_child failed 87.It twe%d: bus_generic_attach returned %d 88.Pp 89Creation of the disk devices failed, either due to communications 90problems with the adapter or due to resource shortage; 91attachment of one or more units may have been aborted. |
| 92.El |
|
| 91.Ss Operational phase 92.Bl -diag 93.It twe%d: command completed - %s 94.El 95.Pp 96A command was reported completed with a warning by the controller. 97The warning may be one of: 98.Bl -diag --- 85 unchanged lines hidden (view full) --- 184.It twe%d: can't reset controller, giving up 185.Pp 186The driver has given up on resetting the controller. 187No further I/O will be handled. 188.It controller reset done, %d commands restarted 189.Pp 190The controller was successfully reset, 191and outstanding commands were restarted. | 93.Ss Operational phase 94.Bl -diag 95.It twe%d: command completed - %s 96.El 97.Pp 98A command was reported completed with a warning by the controller. 99The warning may be one of: 100.Bl -diag --- 85 unchanged lines hidden (view full) --- 186.It twe%d: can't reset controller, giving up 187.Pp 188The driver has given up on resetting the controller. 189No further I/O will be handled. 190.It controller reset done, %d commands restarted 191.Pp 192The controller was successfully reset, 193and outstanding commands were restarted. |
| 194.El |
|
| 192.Sh BUGS 193The controller cannot handle I/O transfers 194that are not aligned to a 512-byte boundary. 195In order to support raw device access from user-space, 196the driver will perform alignment fixup on non-aligned data. 197This process is inefficient, 198and thus in order to obtain best performance 199user-space applications accessing the device 200should do so with aligned buffers. 201.Sh AUTHORS 202The 203.Nm 204driver and manpage were written by 205.An Michael Smith 206.Aq msmith@FreeBSD.org . | 195.Sh BUGS 196The controller cannot handle I/O transfers 197that are not aligned to a 512-byte boundary. 198In order to support raw device access from user-space, 199the driver will perform alignment fixup on non-aligned data. 200This process is inefficient, 201and thus in order to obtain best performance 202user-space applications accessing the device 203should do so with aligned buffers. 204.Sh AUTHORS 205The 206.Nm 207driver and manpage were written by 208.An Michael Smith 209.Aq msmith@FreeBSD.org . |