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Date:	Tue, 27 Mar 2007 20:01:16 +0100
From:	Thiemo Seufer <ths@networkno.de>
To:	Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Cc:	kumba@gentoo.org, linux-mips@linux-mips.org, ralf@linux-mips.org
Subject: Re: [PATCH]: Remove CONFIG_BUILD_ELF64 entirely
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References: <4607CF1D.50904@gentoo.org> <20070326.234316.23009158.anemo@mba.ocn.ne.jp> <46086A90.7070402@gentoo.org> <20070327.235310.128618679.anemo@mba.ocn.ne.jp>
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Atsushi Nemoto wrote:
> On Mon, 26 Mar 2007 20:51:28 -0400, Kumba <kumba@gentoo.org> wrote:
> > Lets try this one; the kernel was built with gcc-4.1.2 and binutils-2.17 this 
> > time around, and I tested it before running objdump on it.  It just hangs right 
> > after loading:
> > 
> >  > bootp(): console=ttyS0,38400 root=/dev/md0
> > Setting $netaddr to 192.168.1.12 (from server )
> > Obtaining  from server
> > 4358278+315290 entry: 0x80401000
> 
> Now I can not see any problem with the disassembled code.  No idea why
> it does not work at all...
> 
> BTW, why IP32 does not support 32-bit kernel, though it has 32-bit
> firmware?

It wants to do 64bit register accesses, and supports more memory than
KSEG0 can hold. The resulting 32bit kernel was ugly enough to kill it
and replace it with a 64bit one.


Thiemo