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Date: Wed, 20 Dec 2006 08:57:06 -0800 (PST)
From: Frank <frannk_m1@yahoo.com>
Subject: Re: Define Linux system memory
To: Clint Thomas <cthomas@Soneticom.com>, linuxppc-embedded@ozlabs.org
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--- Clint Thomas <cthomas@Soneticom.com> wrote:

> To anybody who has done this before or understands how to do
> this, I was
> wondering if you know how to "tell" the kernel how much memory
> there is
> in the system. An example would be if I have 512MB of RAM, but
> only want
> the system to know that there is about 500MB in RAM, so that
> 12MB does
> not exist to the OS/kernel. Would this require mucking about
> in U-boot?
> or can I just define this in the kernel source? Thanks
>  
> Clinton Thomas
On the kernel command line passed by u-boot:
mem=500M

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