From: Mark Hatle <fray@mvista.com>
To: Christophe.LINDHEIMER@fr.thalesgroup.com
Cc: linuxppc-embedded@lists.linuxppc.org
Subject: Re: Running Linux with 2Mo of Ram.
Date: Thu, 12 Jun 2003 11:16:06 -0500 [thread overview]
Message-ID: <3EE8A746.7010901@mvista.com> (raw)
In-Reply-To: <D96E2AFA0DF3D211B139009027454948037362FE@helios.gnv.tcc.thomson-csf.com>
Christophe.LINDHEIMER@fr.thalesgroup.com wrote:
> Hi.
>
> I am trying to run linux on a custom board ( Mpc8xx )
> There is only 2Mo of RAM.
> I use romfs to save RAM.
>
> I use U-boot to start the kernel.
>
> The kernel starts correctly.
> the kernel is launched with init=/bin/sh
>
> The kernel stops to tell me to press enter to activate the console ( to
> launch the sh ) and then crash because it is running out of memory.
>
> The question is to know if it is really impossible to make Linux work on
> this target or is I have missed something that could explain that there is
> no more memory available.
You will need some type of "execute in place", i.e. run the kernel and/or
userspace applications out of ROM in order to work with 2MB of RAM.
This type of thing is generally very board, processor and application specific.
So I don't believe there is existing (open source) code to do it.
--Mark
** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/
next prev parent reply other threads:[~2003-06-12 16:16 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-06-12 15:53 Running Linux with 2Mo of Ram Christophe.LINDHEIMER
2003-06-12 16:16 ` Mark Hatle [this message]
2003-06-12 19:14 ` Wolfgang Grandegger
2003-06-12 21:53 ` Wolfgang Denk
-- strict thread matches above, loose matches on Subject: below --
2003-06-12 17:22 erik.teose
2003-06-12 18:02 ` Todd Poynor
2003-06-12 18:26 ` Dan Malek
2003-06-13 8:29 Christophe.LINDHEIMER
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