BUS_ADD_CHILD (9)

Leading comments

Copyright (c) 2004 M. Warner Losh.

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(The comments found at the beginning of the groff file "man9/BUS_ADD_CHILD.9freebsd".)

NAME

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

SYNOPSIS

In sys/param.h In sys/bus.h Ft int Fn BUS_ADD_CHILD device_t dev int order const char *name int unit

DESCRIPTION

The Fn BUS_ADD_CHILD method is used by the driver identify routine to add devices to the tree. Please see device_add_child9 for more details. The interface is the same as device_add_child9 however, the bus' Fn BUS_ADD_CHILD is called.

Busses implementing Fn BUS_ADD_CHILD should insert the device into the tree using device_add_child9 before adding things such as their own ivars and resource lists to the device.

RETURN VALUES

The Fn BUS_ADD_CHILD method returns Vt device_t added to the tree, or NULL

SEE ALSO

device(9), device_add_child9, driver(9)

AUTHORS

This manual page was written by An M. Warner Losh .