(enet) - hardware address??

I want to use to two ethernet device (fec and SCC1) base on MPC860T and
I use kernel-2.2.13.
when I am boot that , it come in to collision between devices.

boot message ================================
eth0: CPM ENET Version 0.2 on SCC1, 00:06:42:00:00:01
eth1: FEC ENET Version 0.1, fec: Phy @ 0x0, type 0x001378e1
00:fec: link up,auto complete
06:fec: 10 Mbps, Half-Duplex
42:00:00:01
IP-Config: Incomplete network configuration information.
dev_close: bug eth0 still running
===============================================================

how to allocate a hardware address (mac address) to each device in
kernel ?