nullfs(5) [freebsd man page]

NULLFS(5)						      BSD File Formats Manual							 NULLFS(5)

NAME

     nullfs -- null file system

SYNOPSIS

     To enable support for this driver, place the following line in the kernel configuration file:

	   options NULLFS

     Alternatively, to load the driver as a module at boot time, place the following line in loader.conf(5):

	   nullfs_load="YES"

DESCRIPTION

     The nullfs driver will permit the FreeBSD kernel to mount a loopback file system sub-tree.

EXAMPLES

     To mount a nullfs file system:

	   mount_nullfs /usr/ports /home/devel/ports

SEE ALSO

     fstab(5), mount_nullfs(8)

HISTORY

     The nullfs layer first appeared in 4.4BSD.

AUTHORS

     The nullfs kernel implementation was written by John Heideman.

     This manual page was written by Daniel Gerzo <danger@FreeBSD.org>.

BSD
								 February 10, 2015							       BSD

SND_SPICDS(4)						   BSD Kernel Interfaces Manual 					     SND_SPICDS(4)

NAME

     snd_spicds -- I2S SPI audio codec driver

SYNOPSIS

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

	   device snd_spicds

     Alternatively, to load the driver as a module at boot time, place the following line in loader.conf(5):

	   snd_spicds_load="YES"

DESCRIPTION

     The snd_spicds I2S codec driver is used by several sound drivers for soundcards which use the supported codec chips.

HARDWARE

     The snd_spicds driver supports the following codecs:

     o	 AK4358
     o	 AK4381
     o	 AK4396
     o	 AK4524
     o	 AK4528
     o	 WM8770

SEE ALSO

     snd_envy24(4), snd_envy24ht(4), sound(4)

HISTORY

     The snd_spicds device driver first appeared in FreeBSD 6.3.

AUTHORS

     The snd_spicds driver was written by Konstantin Dimitrov based upon the snd_envy24(4) driver.  This manual page was written by Alexander
     Leidinger <netchild@FreeBSD.org>.

BSD
								   May 28, 2007 							       BSD