[OpenBIOS] G3 iMac device tree

Programmingkid programmingkidx at gmail.com
Fri Feb 1 21:10:32 CET 2013

Here is the device tree with properties of a G3 iMac:

G3 iMac Device tree

0 > dev /  ok
0 > ls 
ff83d640: /cpus
ff83d8f0:   /PowerPC,750 at 0
ff83dcb0:     /l2-cache
ff83e930: /chosen
ff83eb48: /memory at 0
ff83ede8: /openprom
ff83ef90:   /client-services
ff840280: /rom at ff800000
ff840480:   /boot-rom at fff00000
ff8406b0:   /macos
ff8407b8: /options
ff8408c0: /aliases
ff8413a8: /packages
ff841488:   /deblocker
ff841e20:   /disk-label
ff8428e8:   /obp-tftp
ff84c1c8:   /telnet
ff84cac8:   /mac-parts
ff84e270:   /mac-files
ff851128:   /hfs-plus-files
ff855f48:   /fat-files
ff857d40:   /iso-9660-files
ff858ba0:   /bootinfo-loader
ff85a878:   /xcoff-loader
ff85b310:   /pe-loader
ff85bd60:   /elf-loader
ff85d408:   /usb-hid-class
ff85ff48:   /usb-ms-class
ff862b98:   /usb-audio-class
ff8d0710:   /sbp2-disk
ff8d30b0:   /ata-disk
ff8d4e18:   /atapi-disk
ff8d6d60:   /bootpath-search
ff8dd6f0:   /terminal-emulator
ff8dd800: /firewire-disk-mode
ff8f20b8: /pseudo-hid
ff8f21b8:   /keyboard
ff8f28b0:   /mouse
ff8f2e48:   /eject-key
ff8f3318: /pseudo-sound
ff8f3648: /multiboot
ff906638: /diagnostics
ff906718: /nvram at fff04000
ff907318: /uni-n at f8000000
ff9075e0:   /i2c at f8001000
ff907ea8:     /cereal
ff9085d8: /pci at f0000000
ff943eb0:   /uni-north-agp at b
ff944198:   /ATY,Rage128Pk at 10
ff94ce58:     /ivad at 0
ff909748: /pci at f2000000
ff90ba48:   /mac-io at 17
ff90fa00:     /interrupt-controller at 40000
ff90fc50:     /gpio at 50
ff90fdb8:       /extint-gpio1
ff90ffd8:       /programmer-switch
ff910188:     /escc-legacy at 12000
ff9103f8:       /ch-a at 12004
ff9105f8:       /ch-b at 12000
ff9107f8:     /escc at 13000
ff910a80:       /ch-a at 13020
ff9114a8:       /ch-b at 13000
ff911e40:     /davbus at 14000
ff912178:       /sound
ff912a08:     /timer at 15000
ff912c18:     /via-pmu at 16000
ff9161f0:       /rtc
ff916960:       /power-mgt
ff94d030:         /usb-power-mgt
ff916c48:     /i2c at 18000
ff917550:       /cereal
ff94cb00:       /i2c-modem
ff917c98:     /ata-4 at 1f000
ff91a508:       /disk
ff91ac68:     /ata-3 at 20000
ff91d4d8:       /disk
ff91dc38:     /ata-3 at 21000
ff9204a8:       /disk
ff920b50:     /radio at 30000
ff927190:   /usb at 18
ff94b9e8:     /hub at 1
ff94bbf0:       /device at 2
ff94bd68:         /interface at 0
ff94bf28:       /mouse at 3
ff92ee18:   /usb at 19
ff94af48:     /hub at 1
ff94b150:       /device at 1
ff94b2c8:         /keyboard at 0
ff94b658:         /eject-key at 1
ff90a8d0: /pci at f4000000
ff936bc0:   /firewire at e
ff93f4a8:   /ethernet at f
ff94d1f0:     /ethernet-phy

0 > .properties 
model                   PowerMac2,2
compatible              PowerMac2,2
                        Power Macintosh
serial-number       <removed>       
color-code              0000
scb#                    00000000 
name                    device-tree
copyright               Copyright 1983-2001 Apple Computer, Inc. All Rights Reserved
device_type             bootrom
system-id               0000000000000
#address-cells          00000001 
#size-cells             00000001 
clock-frequency         05f3e279 
AAPL,add-fcode-file     ff81f498 

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