bus_add_child(9)

NAME

BUS_ADD_CHILD - add a device node to the tree with a given
priority

SYNOPSIS

#include <sys/param.h>
#include <sys/bus.h>
int
BUS_ADD_CHILD(device_t dev, int order, const char *name, int
unit);

DESCRIPTION

The BUS_ADD_CHILD() method is used by the driver identify
routine to add
devices to the tree. Please see device_add_child(9) for
more details.
The interface is the same as device_add_child(9) however,
the bus'
BUS_ADD_CHILD() is called.
Busses implementing BUS_ADD_CHILD() should insert the device
into the
tree using device_add_child(9) before adding things such as
their own
ivars and resource lists to the device.

RETURN VALUES

The BUS_ADD_CHILD() method returns device_t added to the
tree, or NULL.

SEE ALSO

device(9), device_add_child(9), driver(9)

AUTHORS

This manual page was written by M. Warner Losh.
BSD May 13, 2004
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