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Re: MIPS 64?

To: Matthew Dharm <>
Subject: Re: MIPS 64?
From: Daniel Jacobowitz <>
Date: Wed, 15 May 2002 17:48:18 -0400
Cc: Linux-MIPS <>
In-reply-to: <>
References: <>
User-agent: Mutt/1.5.1i
On Wed, May 15, 2002 at 02:34:47PM -0700, Matthew Dharm wrote:
> So... I'm looking at porting Linux to a system with 1.5GiB of RAM.
> That kinda blows the 32-bit MIPS port option right out of the water...

Not unless you count bits differently than I do... 32-bit is 4 GiB.  Is
there any reason MIPS has special problems in this area?

> What does it take to do a 64-bit port?  The first problem I see is the
> boot loader -- do I have to be in 64-bit mode when the kernel starts,
> or can I start in 32-bit mode and then transfer to 64-bit mode?
> I looked in the arch/mips64/ directory, but I don't see much for
> specific boards there, but there are references to the Malta
> boards....
> Matt
> --
> Matthew D. Dharm                            Senior Software Designer
> Momentum Computer Inc.                      1815 Aston Ave.  Suite 107
> (760) 431-8663 X-115                        Carlsbad, CA 92008-7310
> Momentum Works For You            

Daniel Jacobowitz                           Carnegie Mellon University
MontaVista Software                         Debian GNU/Linux Developer

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