| targ.4 (202386) | targ.4 (228481) |
|---|---|
| 1.\" Copyright (c) 2002 2.\" Nate Lawson. All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. --- 8 unchanged lines hidden (view full) --- 17.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 18.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 19.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23.\" SUCH DAMAGE. 24.\" | 1.\" Copyright (c) 2002 2.\" Nate Lawson. All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. --- 8 unchanged lines hidden (view full) --- 17.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 18.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 19.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23.\" SUCH DAMAGE. 24.\" |
| 25.\" $FreeBSD: head/share/man/man4/targ.4 202386 2010-01-15 16:01:22Z ru $ | 25.\" $FreeBSD: head/share/man/man4/targ.4 228481 2011-12-13 21:26:33Z ed $ |
| 26.\" | 26.\" |
| 27.Dd November 15, 2002 | 27.Dd December 13, 2011 |
| 28.Dt TARG 4 29.Os 30.Sh NAME 31.Nm targ 32.Nd SCSI target emulator driver 33.Sh SYNOPSIS 34To compile this driver into the kernel, 35place the following line in your --- 8 unchanged lines hidden (view full) --- 44devices. 45A sample program that emulates a disk drive (similar to 46.Xr da 4 ) 47can be found in 48.Pa /usr/share/examples/scsi_target . 49.Pp 50The 51.Nm | 28.Dt TARG 4 29.Os 30.Sh NAME 31.Nm targ 32.Nd SCSI target emulator driver 33.Sh SYNOPSIS 34To compile this driver into the kernel, 35place the following line in your --- 8 unchanged lines hidden (view full) --- 44devices. 45A sample program that emulates a disk drive (similar to 46.Xr da 4 ) 47can be found in 48.Pa /usr/share/examples/scsi_target . 49.Pp 50The 51.Nm |
| 52driver supplies control devices, 53.Pa /dev/targ0 , 54.Pa /dev/targ1 , 55etc. 56If a device is already in use, 57.Xr open 2 58will fail and 59.Va errno 60will be set to 61.Er EBUSY . | 52driver supplies the control device 53.Pa /dev/targ . |
| 62After opening the device, the file descriptor must be bound to a 63specific bus/target/LUN and enabled to process CCBs using the 64.Dv TARGIOCENABLE 65ioctl. 66The process then uses 67.Xr write 2 68to send CCBs to the SIM and 69.Xr poll 2 --- 48 unchanged lines hidden (view full) --- 118it. 119.El 120.Sh FILES 121.Bl -tag -width ".Pa /sys/cam/scsi/scsi_target.c" -compact 122.It In cam/scsi/scsi_targetio.h 123describes the usermode interface. 124.It Pa /sys/cam/scsi/scsi_target.c 125is the driver source file. | 54After opening the device, the file descriptor must be bound to a 55specific bus/target/LUN and enabled to process CCBs using the 56.Dv TARGIOCENABLE 57ioctl. 58The process then uses 59.Xr write 2 60to send CCBs to the SIM and 61.Xr poll 2 --- 48 unchanged lines hidden (view full) --- 110it. 111.El 112.Sh FILES 113.Bl -tag -width ".Pa /sys/cam/scsi/scsi_target.c" -compact 114.It In cam/scsi/scsi_targetio.h 115describes the usermode interface. 116.It Pa /sys/cam/scsi/scsi_target.c 117is the driver source file. |
| 126.It Pa /dev/targ* 127are the control devices. | 118.It Pa /dev/targ 119is the control device. |
| 128.El 129.Sh SEE ALSO 130.Pa /usr/share/examples/scsi_target , 131.Xr ahc 4 , 132.Xr isp 4 , 133.Xr scsi 4 134.Rs 135.%T "FreeBSD Target Information" --- 25 unchanged lines hidden --- | 120.El 121.Sh SEE ALSO 122.Pa /usr/share/examples/scsi_target , 123.Xr ahc 4 , 124.Xr isp 4 , 125.Xr scsi 4 126.Rs 127.%T "FreeBSD Target Information" --- 25 unchanged lines hidden --- |