File:  [DragonFly] / src / share / man / man9 / DEVICE_DETACH.9
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Add the DragonFly cvs id and perform general cleanups on cvs/rcs/sccs ids.  Most
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.\" -*- nroff -*-
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.\" Copyright (c) 1998 Doug Rabson
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.\" $FreeBSD: src/share/man/man9/DEVICE_DETACH.9,v 1.3.2.5 2001/12/17 11:30:18 ru Exp $
.\" $DragonFly: src/share/man/man9/DEVICE_DETACH.9,v 1.2 2003/06/17 04:37:01 dillon Exp $
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.Dd June 16, 1998
.Dt DEVICE_DETACH 9
.Os
.Sh NAME
.Nm DEVICE_DETACH
.Nd detach a device
.Sh SYNOPSIS
.In sys/param.h
.In sys/bus.h
.Ft int
.Fn DEVICE_DETACH "device_t dev"
.Sh DESCRIPTION
Detach a device.  This can be called if the user is replacing the
driver software or if a device is about to be physically removed from
the system (e.g. for pccard devices).
.Pp
The method should deallocate any system resources allocated during the
.Xr DEVICE_ATTACH 9
method and reset the hardware to a sane state (i.e. disable interrupts
etc.)
.Sh RETURN VALUES
Zero is returned on success, otherwise an appropriate error is returned.
.Sh SEE ALSO
.Xr device 9 ,
.Xr DEVICE_ATTACH 9
.Sh AUTHORS
This man page was written by
.An Doug Rabson .