Discussion:
uClinux on Plasma
m***@gmail.com
2009-02-11 09:25:34 UTC
Permalink
Hi Texblues,

I myself have never worked with Plasma so I can just give you info
I've read. I never read anything about any one who tried running Linux
on Plasma but:
As Steve answered under FAQ for Plasma there are some info about it here:

http://www.xiptech.com/uclinuxformips.htm

Why would you like to run ucLinux today? From what I''ve gathered all
Linux 2.6-based kernals can run full Linux even on MMU-less CPU's.
Maybe the ucLinux uses less memory if you are tight, but I think that
is also mainly a config question..

/Magnus

----- Original Message -----
From: Texblues<***@g...>
To:
Date: Sun Feb 1 19:38:13 CET 2009
Subject: [oc] uClinux on Plasma
Hi
CPU Plasma is fully MIPS architecture. Now I wonder or I can run on
Plasma
CPU uClinux. Anyone try this?
d***@yahoo.com
2009-02-11 18:44:15 UTC
Permalink
Post by m***@gmail.com
Why would you like to run ucLinux today? From what I''ve gathered
all Linux 2.6-based kernals can run full Linux even on MMU-less CPU's.
Maybe the ucLinux uses less memory if you are tight, but I think
that is also mainly a config question..
/Magnus
uClinux was merged in the Linux 2.6 series.
It's still uClinux if it's MMU-less, even if it's from the Mainline Linux tree.

Here's a more recent complete version for MIPS no mmu.
http://jacksonm80.googlepages.com/linuxonpsp.htm

Looks to me like the largest work is the Plasma COP0 implementation,
which is just minimal. Most of it seems to live in a hack in the Register File.
Cleaning this up seems like a good first step, at the expense of some gates.
Other than that, most of the work is like any other (uC)linux port.
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