(netatalk を使って) MacOS 拡張に置いて、 Cmd + Opt + O + F で Open Firmware を起動して

> setenv auto-boot? false 
にしておいて、
0 > boot hd:0,netbsd
MAC-PARTS: specified partition is not valid can't OPEN: hd:0,netbsd
0 > boot hd:1,netbsd
MAC-PARTS: specified partition is not valid can't OPEN: hd:1,netbsd
と順に入れて行くと

0 > boot hd:9,netbsd load-size=2b8042 adler32=d966267b

method <'usb-kbd-ihandle> not found; ihandle=ff9cec00 phandle=ff994380 _
console keyboard type: ADB
Copyright (c) 1996, 1997, 1998, 1999, 2000
    The NetBSD Foundation, Inc. All right reserved.
Copyright (c) 1982, 1986, 1989, 1991, 1993
    The Regents of the University of California.  All rights reserved.

NetBSD 1.4V (GENERIC) #0: Wed Mar 22 21:30:25 JST 2000
    makoto@harry:/usr/src/sys/arch/macppc/compile/GENERIC
CPU: 750 (Revision 8300)
total memory = 65536 KB
avail memory = 55256 KB
using 844 buffers containing 3376 KB of memory
mainbus0 (root)
cpu0 at mainbus0: 512KB backside cache
uninorth at mainbus0
pci0 at uninorth0 bus 0
pci0: i/o space, memory space enabled
pchb0 at pci0 dev 11 function 0
pchb0: Apple Computer UniNorth AGP Interface (rev. 0x00)
ofb0 at pci0 dev 16 function 0: ATI Technologies product 0x4c4e
ofb0: 800 x 600, 8bpp
wsdisplay0 at ofb0: consoe (std vt100 emulation)
uninorth1 at mainbus0
pci1 at uninorth1 bus 0
pci1: i/o space, memory space enabled
pchb1 at pci1 dev 11 function 0
pchb1: Apple Computer UniNorth Host-PCI Bridge (rev. 0x00)
ofb0 at pci1 dev 23 function 0: addr 0x80000000
i2s at obio0 offset 0x10000 not configured
zsc0 at obio0 offset 0x13000: ieq 22,50
zstty0 at zsc0 channel 0
zstty1 at zsc0 channel 1
adb0 at obio0 offset ox16000 irq 25: 0 targets
aed0 at adb0 addr 0: ADB Event device
battery at obio0 offset 0x0 not configured
backlight at obio0 offset oxf300 not configured
wdc0 at obio0 offset 0x1f000 irq 19
tracp type 200 at 3076e8
Stopped in swapper at 0x2a4b9c:	        lwz r0, r1, 0x14,
db>

(ここで何も入らなくなる)
説明書にある Reset の穴がふさがっている気がする。 電源を抜いて、電池もとると、(当然)停止する。 (と思ったのは勘違いで、右の方にあった)
USB keyboard をつなぐと Cmd + Opt + O + F は効くが、
[- 日記システム警告：コマンド USB は予約されています。-]
電源鍵は効かない。