From: Armin <akuster@pacbell.net>
To: ChangYl Lee <bluecafe@sgi21.com>
Cc: linuxppc-embedded@lists.linuxppc.org
Subject: Re: Booting linux-2.4.18-pre7 with IBM405GP(rev E)
Date: Sat, 26 Jan 2002 13:23:12 +0000 [thread overview]
Message-ID: <3C52ADC0.20409@pacbell.net> (raw)
In-Reply-To: 002501c1a649$ef2b4ba0$74b0f8cb@bluecafe
ChangYl Lee wrote:
> Hi all..!
> I'm going to develop new board based on a IBM405GP(rev. E) processor and I cloned linux_2_4_devel and tested it.
>
> kernel version is 2.4.18-pre7 and default config is set to walnut_defconfig.
>
> Attempting to debug, I've found out my kernel is stopped or hung at real address 0.
> Before jumping address 0, it seems to be nice and I can see my debug character with serial console.
> but I can't see my debug character start of "start_here:" at arch/ppc/kernel/head_4xx.S
>
> I've read posted message titled "booting HardHat on IBM405GP" but still I can't understand.
> The output of the booting message looks like this:
> -----------------
> MON> go
> Linux porting start.... press any key..
>
> loaded at: 00250000 002E8238
> board data at: 002E5168 002E51A8
> relocated to: 002E5128 002E5168
> zimage at: 00255B30 002E4CCB
> avail ram: 002E9000 04000000
>
> Linux/PPC load: console=ttyS0,115200 root=/dev/ram rw debug ram=64m
> Uncompressing Linux...done.
> Now booting the kernel
> ----------------
>
> Any help is greatly appreciated.
>
> ------------------------------------------------------------
> Be happy..!
> ChangYl, Lee : bluecafe@sgi21.com
>
>
>
>
Chang,
First of all, what type of bootloader are you using and is it a walnut?
The memory locactions are not correct for a walnut. The load addr
starts @ 500000 and uses treeboot.
I just tried it on my walnut and have no problems.
-armin
** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/
prev parent reply other threads:[~2002-01-26 13:23 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-01-26 9:15 Booting linux-2.4.18-pre7 with IBM405GP(rev E) ChangYl Lee
2002-01-26 13:23 ` Armin [this message]
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