できたっ！

# ifconfig -a
...
eth1 Link encap:UNSPEC HWaddr 00-00-00-もにょもにょ
BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 b) TX bytes:0 (0.0 b)
...

# dmesg | tail
...
ieee1394: Initialized config rom entry `ip1394'
PCI: Enabling device 0000:03:06.0 (0000 -> 0002)
ACPI: PCI Interrupt 0000:03:06.0[A] -> GSI 23 (level, low) -> IRQ 225
ohci1394: fw-host0: OHCI-1394 1.1 (PCI): IRQ=[225] MMIO=[hogehoge-hogehoge] Max Packet=[2048] IR/IT contexts=[4/8]
eth1394: eth1: IEEE-1394 IPv4 over 1394 Ethernet (fw-host0)
ieee1394: Host added: ID:BUS[0-00:1023] GUID[hogehogehogehoge]

通信できるかなー