These are the notes for build CLFS on a Wallstreet G3 Laptop.

[[BR]]You can skip Yaboot, You will need a small MACOS Partition and Bootx
[http://penguinppc.org/historical/benh/BootX_1.2.2.sit]

For the bravo who don't want to use Bootx. Try 
[http://www.shiner.info/?info/miboot.txt]
The Linux 2000 PPC bin they reference is available at
[http://www.cross-lfs.org/~jim/LinuxPPC_Install.smi.bin]

[[BR]] I use a 50mb MACOS partition and the remainder of the drive
[[BR]]For Sound to work properly, you will need to add the following to modprobe.conf[[BR]]
  alias snd-card-0 snd-powermac[[BR]]
  alias sound-slot-0 snd-powermac[[BR]]

[[BR]] You will also need to add the following line to any booloader used[[BR]]
  video=atyfb:vmode:14,cmode:32,mclk:71