[Fwd: [PATCH] PPC64: large INITRD causes kernel not to boot]

Olaf Hering olh at suse.de
Tue Aug 9 08:30:10 EST 2005


 On Mon, Aug 08, Mark Bellon wrote:

> >I could not load a 10Mb file via network on a POWER4 LPAR. Maybe your
> >case is a huge ELF memsize. On what system do you see the failure?
> > 
> >
> Motorola 6101 with 2 GB of RAM amongst others. I've got to support a 260 
> MB INITRD (and entire environment).
> 
> I've seen firmware problems on platforms with huge ELF files. Never gets 
> to execute code.

Where is the firmware located on your board, and where is the stack?
stack is at 42MB on pseries, maybe some real huge kernel + initrd can
overwrite parts of the stack. That would be 22MB, can probably only
happen when loaded from yaboot.



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