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Re: patch like kexec for MIPS possible?

To: Stanislaw Skowronek <sskowron@ET.PUT.Poznan.PL>
Subject: Re: patch like kexec for MIPS possible?
From: Ralf Baechle <ralf@linux-mips.org>
Date: Sun, 6 Feb 2005 16:11:26 +0000
Cc: linux-mips@linux-mips.org
In-reply-to: <Pine.GSO.4.10.10502061710140.20130-100000@helios.et.put.poznan.pl>
Original-recipient: rfc822;linux-mips@linux-mips.org
References: <20050206155649.GA11452@linux-mips.org> <Pine.GSO.4.10.10502061710140.20130-100000@helios.et.put.poznan.pl>
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On Sun, Feb 06, 2005 at 05:11:53PM +0100, Stanislaw Skowronek wrote:

> > I guess only the big iron fraction among us will really be missing
> > something like kexec - firmware reinitialization may take minutes on that
> > calibre of system so being able to get around that would be a good thing.
> 
> Well, a firmware reinitialization on my Octane (the old one) takes
> minutes. Still, the kernel requires the hardware to be initalized by PROM
> (just like on Origins, really) so kexec is of no help here.

That's something that could be dealt with.

On Origins I usually disable memory test which helps a little but still
is slower than I'd like.  For general hacking eval boards that need like
a second to reset just rock :-)

  Ralf

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