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From: Stefan Roese <sr@denx.de>
To: linuxppc-embedded@ozlabs.org
Subject: Re: Linux not booting consistantly
Date: Fri, 22 Sep 2006 06:50:20 +0200	[thread overview]
Message-ID: <200609220650.20992.sr@denx.de> (raw)
In-Reply-To: <20060922010445.20750.qmail@web33408.mail.mud.yahoo.com>

Hi Jeff,

On Friday 22 September 2006 03:04, Jeff Stevens wrote:
> ## Booting image at 00200000 ...
>    Image Name:   Linux-2.6.15
>    Image Type:   PowerPC Linux Kernel Image (gzip
> compressed)
>    Data Size:    1067371 Bytes =  1 MB
>    Load Address: 00000000
>    Entry Point:  00000000
>    Verifying Checksum ... OK
>    Uncompressing Kernel Image ... OK
>
>   Could this be a memory issue (i.e. bad memory
> configuration)?  Though, if it were a memory issue,
> wouldn't the kernel fail to uncompress successfully?

No, not necessarily. U-Boot normally hasn't D-cache enabled on 440 platforms, 
so while uncompressing the kernel no bursts are generated to the SDRAM. And 
with the bursts the "real fun" begins. ;-)

So, yes: I also think you have a memory problem.

> Does anyone have any ideas why it would work about
> once every 10 - 20 resets?

Did you try to analyze where it crashes?

http://www.denx.de/wiki/view/DULG/LinuxPostMortemAnalysis

Best regards,
Stefan

  reply	other threads:[~2006-09-22  5:16 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-09-14 17:52 Ethernet driver for Linux kernel 2.6 running on ML403 John Bonesio
2006-09-14 23:08 ` Keith J Outwater
2006-09-15  0:08 ` David H. Lynch Jr.
2006-09-15  1:14 ` David H. Lynch Jr.
2006-09-22  0:07   ` bsp for Linux kernel 2.6 shenbagaraj
2006-09-22  1:04     ` Linux not booting consistantly Jeff Stevens
2006-09-22  4:50       ` Stefan Roese [this message]
2006-09-30 15:20         ` Jeff Stevens
  -- strict thread matches above, loose matches on Subject: below --
2006-09-30 15:38 Muruga Ganapathy
2006-10-01  2:30 ` Jeff Stevens

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