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Re: Kernel 2.6 for R4600 Indy

To: "Maciej W. Rozycki" <>
Subject: Re: Kernel 2.6 for R4600 Indy
From: Ralf Baechle <>
Date: Tue, 5 Oct 2004 21:04:08 +0200
Cc: Thiemo Seufer <>,
In-reply-to: <>
Original-recipient: rfc822;
References: <> <> <> <> <> <> <>
User-agent: Mutt/1.4.1i
On Tue, Oct 05, 2004 at 12:48:37AM +0100, Maciej W. Rozycki wrote:

> 1. The handler is expected to be for R4000/R4400 only.  If it's used for

You're alone in that believe.  Despite it's name it's being used for
anything that doesn't need it's own special handler.

> 2. The except_vec0_sb1 handler is one with the nop omitted, so it can be
>    used for these processors.

Adding more obscurity?

> 3. Correct operation first, only then optimization.

On of the free software lessons is a bad solution is worse than no solution.

> 5. Given the "gran plan" as referred to above, points 1 - 4 above are
>    probably irrelevant anyway. ;-)

Only once implemented.


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