Re: ram limits?


Scott R. Every (scott@emji.net)
Mon, 03 Jan 2000 15:31:24 -0500


good to know. that's the behavior i'm seeing as the ANS sees 304MB, while
linux only uses 256MB...I'll let you know when I find a better solution.

thanx

s

--On Monday, January 3, 2000 3:27 PM -0500 Kris Noland
<kris@primordialsoft.com> wrote:

>> i just found 2 128MB DIMM's which seem to work in the ANS 700. However,
>> while the ANS LCD screen shows a total of 304MB RAM, linux is only
>> seeing the first 256MB. Is there anything that needs to be done to
>> allow linuxppc to see more than 256MB?
>
> Scott,
>
> My understanding is that the current linux kernel (2.2.x) for ppc only
> supports the first 256MB of ram. Something to do with the ppc mmu
> handling ram in 256MB chunks and work not yet having been done in the ppc
> kernel to address more than the first chunk.
>
> You might check with one of the ppc kernel maintainers for details:
>
> Paul Mackerras <paulus@linuxcare.com>
> Cort Dugan <cort@fsmlabs.com>
>
> later,
>
> kris
>
> Kris Noland
> Partner
> Primordial Software
> kris@primordialsoft.com
>

--
Scott R. Every - mailto:scott@emji.net
EMJ Internet - http://www.emji.net
voice : 1-888-258-8959  fax : 1-919-363-4425



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