Hi,

Hope this will help you:

https://www.openbsd.org/macppc.html

search down to Boot device considerations (ultra0 for example boot ultra0:,ofwboot /bsd)

Also perhaps this guide will help you in firmware

http://www.firmworks.com/QuickRef.html

(there is the devalias command in open firmware)

To enter the firmware press command-alt-o-f at power on, but you already knew this right?

Good luck!

-peter


On 10/25/18 20:51, Katherine Rohl wrote:
I’m trying to run OpenBSD and Tiger on one hard drive on a Mac G4 tower. I’ve 
successfully installed 6.4 onto the drive and I can still boot from Tiger, so 
that’s good. I then copied ofwboot to the Tiger partition (since it’s the first 
HFS+ partition).

I have an Silicon Image 3112-based PCI SATA controller that’s recognized by OF.
Unfortunately, I can’t remember how to tell Open Firmware to boot from a SATA 
drive attached to a PCI controller so I can specify the OpenBSD boot image!

Does anyone know how to find out the partition’s location in the device tree so 
I can boot to BSD? I’m not good with Open Firmware, unfortunately. I’m more of 
a Classic person, with my Mac usually in OS 9.

Sent from my iPhone

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