NAME
DEVICE_DETACH —
detach a device
SYNOPSIS
#include
<sys/param.h>
#include <sys/bus.h>
int
DEVICE_DETACH(device_t
dev);
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).The method should deallocate any system resources allocated during the DEVICE_ATTACH(9) method and reset the hardware to a sane state (i.e. disable interrupts etc.)
RETURN VALUES
Zero is returned on success, otherwise an appropriate error is returned.
SEE ALSO
AUTHORS
This man page was written by Doug Rabson.