USB2 patches

[M. Warner Losh]

In message: <200902011922.16810.hselasky at c2i.net>
            Hans Petter Selasky <hselasky at c2i.net> writes:
: In the [was configure-] thread you can attach things synchronously. In the 
: case of network adapters you should not rely on the device_attach() event 
: from devd to do something, but rather the event from if_attach(), if such 
: exits.

#
# Configure the interface on attach.  Due to a historical accident, this
# script is called pccard_ether.
#
notify 0 {
	match "system"		"IFNET";
	match "type"		"ATTACH";
	action "/etc/pccard_ether $subsystem start";
};

notify 0 {
	match "system"		"IFNET";
	match "type"		"DETACH";
	action "/etc/pccard_ether $subsystem stop";
};

Warner