Re: Open Firmware: search devalias children for disks

[Marco Gerards]

Hollis Blanchard <address@hidden> writes:

> I couldn't find where ":0" was documented until I looked at the
> disk-label package in the CHRP OF binding. There it indeed says
> partition 0 means "whole disk".
>
> However, I discovered that quik stage1 goes out of its way to omit the
> ":0" when calling "open"! Old World Open Firmware is not claimed to be
> CHRP-compliant... (New World OF is at least much closer, but I doubt
> it is claimed to be exactly CHRP-compliant either.)

Right.

> Since I assume the ":0" is needed on CHRP and New World systems (and
> after all it is in the spec), I'm thinking we need a global flag set
> in cmain() and read in grub_ofdisk_open(). Later on we may discover
> similar problems elsewhere. I'd suggest feature-based flags like
> "GRUB_NO_PARTITION_0".

Better use the GRUB_IEEE1275_ prefix.  so that will be:
GRUB_IEEE1275_NO_PARTITION_0.

> (I'd really like to be able to use the pre-existing quik packages, as
> everybody has those installed already. But sadly I don't think that
> can be done for the quik installer, as it has a hardcoded constant we
> can't live with.) :(

It would be nice if we did not have to depend on quik.

Thanks,
Marco