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booting *BSD kernels (Re: UFS (FFS) support seems broken in grub2)

From: Robert Millan
Subject: booting *BSD kernels (Re: UFS (FFS) support seems broken in grub2)
Date: Thu, 24 Jan 2008 13:30:25 +0100
User-agent: Mutt/1.5.13 (2006-08-11)

On Wed, Jan 23, 2008 at 05:21:26PM -0800, walt wrote:
> Robert Millan wrote:
> >On Wed, Jan 23, 2008 at 02:49:55PM -0800, walt wrote:
> >>I recompiled my NetBSD kernel with the MULTIBOOT option enabled, but
> >>I still get a 'magic broken' error when doing 'multiboot /netbsd'.
> >
> >The kernel of NetBSD supports multiboot now?  Or maybe it's referring to
> >something else?
> I'm referring to NetBSD-HEAD, not RELEASE.  I'm sure you will understand
> the commit messages better than I do (search for multiboot):

Really nice.  Does this work with GRUB Legacy?

> >What's the exact error message?
> free magic is broken at 0x5cb60: 0xbb<etc>

That means memory corruption.  Can have a variety of causes :-/

> >>On FreeBSD I use grub0.95 to load /boot/loader as 'the kernel' and
> >>everything just works.  Using grub2, I can't tell exactly what I am
> >>supposed to use, e.g. insmod, module, or [whatever].  There is no
> >>'kernel' command any more, right?
> >
> >Someone should write a new loader for that.
> Would it be better to add multiboot support to the kernel and eliminate
> /boot/loader?

Of course.

Robert Millan

<GPLv2> I know my rights; I want my phone call!
<DRM> What use is a phone call… if you are unable to speak?
(as seen on /.)

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