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RE: More data: I've made a CVS build that doesn't crash!

To: Matthew Dharm <mdharm@momenco.com>
Subject: RE: More data: I've made a CVS build that doesn't crash!
From: Pete Popov <ppopov@pacbell.net>
Date: 30 Jan 2002 17:35:08 -0800
Cc: linux-mips <linux-mips@oss.sgi.com>
In-reply-to: <NEBBLJGMNKKEEMNLHGAIEECOCFAA.mdharm@momenco.com>
References: <NEBBLJGMNKKEEMNLHGAIEECOCFAA.mdharm@momenco.com>
Sender: owner-linux-mips@oss.sgi.com
On Wed, 2002-01-30 at 17:23, Matthew Dharm wrote:
> Well, I'm closer... and more confused.
> 
> I've managed to make a 2.4.3 build which does not exhibit any of the
> instability or crashing... but I did it by disabling half of the
> memory!
> 
> In linux/arch/mips/gt64120/momenco_ocelot/setup.c is some code to read
> a PLD and add a memory region.  64MByte is already added much earlier,
> and now we're adding the rest.  The board I'm testing on is 128MByte,
> so it tries to add another 64MByte region which is physically
> contiguous to the first region.
> 
> As far as I can tell, all of my memory works perfectly.  I'm going to
> do some more tests, but both vxWorks and OpenBSD run on this board
> without any problems.
> 
> So, can anyone think of some likely culprits for what is wrong here?
> Some piece of code which only works with addresses under 64MByte,
> perhaps?

And 2.4.2 works with all of the memory?

Pete


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