device_get_children(9)
get a list of devices connected to a device
SYNOPSIS
In sys/param.h
In sys/bus.h
Ft int
Fn device_get_children device_t dev device_t **devlistp int *devcountp
DESCRIPTION
Retrieve a list of all device instances currently connected to
dev
and return the list in
Fa *devlistp
and the count in
Fa *devcountp .
The memory allocated for the list should be freed using
Fn free *devlistp M_TEMP .
Fa devlistp
and
Fa devcountp
are not changed when an error is returned.
RETURN VALUES
Zero is returned on success, otherwise an appropriate error is returned.
AUTHORS
This manual page was written by
An Doug Rabson .