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Re: Booting Linux on Vadem Clio (really Vr41xx identity)

To: "Dominic Sweetman" <dom@algor.co.uk>
Subject: Re: Booting Linux on Vadem Clio (really Vr41xx identity)
From: "Bradley D. LaRonde" <brad@ltc.com>
Date: Mon, 19 Jul 1999 08:45:19 -0400
Cc: <linuxce-devel@linuxce.org>, <linux-mips@fnet.fr>
Would you say choose R4300 or R4x00 in make config?

Regards,
Brad

>> Also (with similar caveats), I notice that it is called a Vr4111
>> (vs.  Vr3111), which leads me to reason that NEC probably considers
>> it part of the R4000 family.
>
>The Vr41xx CPU core is NEC's first attempt to implement a MIPS CPU (as
>opposed to building a MIPS-designed CPU like R4400, or working as part
>of a MIPS design team like Vr4300).
>
>It is a clone of the R4000 architecture - a 64-bit CPU running most of
>the MIPS-3 core instruction set.  The TLB is R4000-like, but then all
>recent MIPS CPU TLBs are R4000-like, since anything else won't ever
>run Windows CE.
>
>I know it fails to provide the (core MIPS-3) instructions LL/SC,
>because it's designers erroneously thought they were only useful for
>multiprocessor systems.  Otherwise, it should be pretty compatible.
>
>Dominic Sweetman
>Algorithmics Ltd
>dom@algor.co.uk
>

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