[coreboot] v3 patch rm elfboot
corey.osgood at gmail.com
Sat Feb 16 01:18:34 CET 2008
On Fri, Feb 15, 2008 at 6:19 PM, Myles Watson <mylesgw at gmail.com> wrote:
> > -----Original Message-----
> > From: ron minnich [mailto:rminnich at gmail.com]
> > Sent: Friday, February 15, 2008 4:12 PM
> > To: Myles Watson
> > Cc: Coreboot; Stefan Reinauer
> > Subject: Re: [coreboot] v3 patch rm elfboot
> > On Feb 15, 2008 2:59 PM, Myles Watson <mylesgw at gmail.com> wrote:
> > > So the use case is that you have a lar file, but don't have the ELF
> > you
> > > started with originally, and you want to put it into a different lar
> > file?
> > yes. Because you have a board, and a new (e.g.) boot block, which you
> > have been sent via email from a company that is supporting your
> > platform, and can not for whatever
> > reason recreate the payload. You may have even lost the source to it.
> > This happens.
> > > It might be easier to remove the other things in the lar instead, or
> > a
> > > lar copy from one lar to a new lar, which wouldn't lose the entry
> > points.
> > Sure.
> Given that, I'd be willing to implement "add from lar", so that you can
> lar files from one archive into another. It would be something like lar
> larfile:larpath:newlarpath. I think going back to ELF is problematic
> because it wouldn't be a true ELF anymore. Would that be enough, Stefan?
> Anyone else?
That sounds like the best plan to me. I think we can fairly safely assume a
1) Whoever rolled the lar probably still has either the elf or the sources
from it kicking around.
2) Anyone extracting it is probably just looking to use it in another lar.
What we lose is the ability for someone to take a payload from a v3-based
system to a previous version, but do/will we care?
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