usfs (4)

Leading comments

Copyright (c) 2014 Hans Petter Selasky
All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
   notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
   notice, this list of conditions and the following disclaimer in the
   documentation and/o...

(The comments found at the beginning of the groff file "man4/usfs.4freebsd".)

NAME

usfs - USB device side support for bulk only transport mass storage

SYNOPSIS

To compile this driver into the kernel, place the following lines in your kernel configuration file:

device usb device usfs

Alternatively, to load the driver as a module at boot time, place the following line in loader.conf5:

usfs_load="YES"

DESCRIPTION

The driver provides support for emulating an USB mass storage device when the USB stack is activated in USB device side mode (the usb_template4 module is loaded and the hw.usb.template sysctl is set to 0).

Upon attach the driver creates a RAM disk which can be read and written.

SEE ALSO

umass(4), usb(4), usb_template4

HISTORY

The driver appeared in FreeBSD 8.