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Re: Extend grub-ofpathname to behaves like yaboot/ofpath on PowerPC syst

From: Daniel Kiper
Subject: Re: Extend grub-ofpathname to behaves like yaboot/ofpath on PowerPC system
Date: Fri, 10 May 2019 12:22:01 +0200
User-agent: NeoMutt/20170113 (1.7.2)

CC-ing Eric.

On Wed, May 08, 2019 at 10:10:35PM +0200, John Paul Adrian Glaubitz wrote:
> On 5/3/19 9:57 AM, John Paul Adrian Glaubitz wrote:
> >> We also do understand that name can be safely omitted as the device is
> >> actually getting located by
> >> its address. Therefore, these two paths refer to the same device:
> >>
> >> /address@hidden/address@hidden/address@hidden:b
> >>
> >> /@f4000000/@d/@0:b
> >>
> >> However for the PowerMac we tested it on, only the second form has
> >> been found to be accepted.
> >
> > Thanks for the detailed explanation and for investigating this! Much
> > appreciated.
> >
> >> How best should we provide you with a patch (the current one is kind
> >> of a hack)? Should we extend grub-ofpathname to take a new parameter
> >> (eg. `--omit-names`) and decide to print or not the name, would that
> >> be acceptable ?
> >
> > This sounds like a very reasonable approach. Let's use either that or
> > maybe query OpenFirmware whether we're running on a PowerMac, if that's
> > somehow possible.
> Any comments from Daniel or Vladimir? Would be great to get this fixed
> before the 2.04 release comes out. GRUB itself works perfectly fine on
> PowerMacs but due to the grub-ofpathname tool being unreliable, we currently
> need to rely on external tools to determine the proper open firmware device
> path.

How long it will take? I do not want to hold release any longer.

And I would like to hear Eric's opinion here.


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