Subject: Re: i386-Can't boot NetBSD with large MEMORY_DISK_ROOT_SIZE
To: Eric Haszlakiewicz <>
From: Michael G. Schabert <>
List: tech-kern
Date: 06/30/2004 12:25:45
At 9:08 AM -0500 6/30/04, Eric Haszlakiewicz wrote:
>On Tue, Jun 29, 2004 at 05:06:39PM -0700, Bill Studenmund wrote:
>>  The reason you don't see this on PPC is that things at this stage are very
>>  machine-dependant. Note that in the past certain MacPPC systems would have
>>  an issue with too-big a kernel. Right now MacPPC has "too big" at 13 MB
>>  total.
>	hmm.. that's odd.  I'm seem to be having a "too big" problem at
>somewhere around 5mb.  (a 4mb kernel works, GENERIC doesn't.)  I suppose
>I should probably try to narrow that down a bit.  (on a 333mhz imac, 96MB mem)
>I vaguely remember someone mentioning they had the same problem, but I didn't
>see a resolution.

You're not running the latest ofwboot.xcf then. :)

That 5MB limitation was true on MacPPC until Bill's changes of a few 
months ago:

>Date: Fri, 12 Mar 2004 11:23:37 -0800
>From: Bill Studenmund <>
>Subject: [ CVS commit: src/sys/arch/macppc/stand]
>MIME-version: 1.0
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>I think this should change the booting large kernels issue. I've used an
>ofwboot made with these changes to netboot my Beige G3, and it's been
>fine. While my kernel is less than 5 MB big, the relocation didn't break

Bikers don't *DO* taglines.