From: "Michel Dänzer" <michel@daenzer.net>
To: Romain Goyet <r.goyet@gmail.com>
Cc: linuxppc-dev@lists.ozlabs.org
Subject: Re: Booting headless PowerMac G5
Date: Thu, 25 Mar 2010 10:29:01 +0100 [thread overview]
Message-ID: <1269509341.441.2779.camel@thor.local> (raw)
In-Reply-To: <8028e5751003240332h3f13c2d5w941dda44b4740d7@mail.gmail.com>
On Wed, 2010-03-24 at 11:32 +0100, Romain Goyet wrote:=20
>=20
> Here's a summary about "how to boot a PowerMac G5 without a screen
> attached". As many people have noticed, default yaboot install won't
> boot unless a screen is attached.
>=20
> Actually, the workaround is really simple. Thing is, that's the
> "ofboot.b" script that messes things up. This script is a "bridge",
> that actually either starts yaboot or let you boot off of a CD. I
> don't know what's the point, since OpenFirmware already lets you boot
> off of the CD by pressing C on boot=E2=80=A6
>=20
> So basically, to boot headless, all you have to do is to tell
> OpenFirmware to boot straight off the yaboot binary, and to skip the
> ofboot.b
> Just boot into OpenFirmware (Command-Option-O-F), and type :
> setenv boot-device hd:2,yaboot (where 2 is the number of the partition
> containing yaboot)
> boot
>=20
> And here you go, you can unplug that useless monitor :-)
>=20
> References :
> http://saintaardvarkthecarpeted.com/blog/archive/2005/02/THE_WINE_OF_BOOT=
.html
> http://grub.enbug.org/TestingOnPowerPC
That's good to know, thanks.
> By the way, as of writing this, grub2 on PPC from debian gives a "out
> of memory" issue. Known bug.
That's on the G5? It's working on my PowerBook, but I haven't updated
the grub2 binaries on the bootstrap partition in a while...
--=20
Earthling Michel D=C3=A4nzer | http://www.vmware.c=
om
Libre software enthusiast | Debian, X and DRI developer
next prev parent reply other threads:[~2010-03-25 9:37 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-24 10:32 Booting headless PowerMac G5 Romain Goyet
2010-03-24 10:50 ` Benjamin Herrenschmidt
2010-03-24 16:53 ` Segher Boessenkool
2010-03-25 9:29 ` Michel Dänzer [this message]
2010-03-26 10:20 ` Romain Goyet
2010-03-26 12:23 ` Michel Dänzer
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