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Re: [PATCH] Synthesize TLB refill handler at runtime

To: "Maciej W. Rozycki" <>
Subject: Re: [PATCH] Synthesize TLB refill handler at runtime
From: Ralf Baechle <>
Date: Wed, 24 Nov 2004 23:45:55 +0100
Cc: Thiemo Seufer <>, Manish Lachwani <>, Geert Uytterhoeven <>, Linux/MIPS Development <>
In-reply-to: <>
Original-recipient: rfc822;
References: <> <> <> <> <> <> <> <> <> <>
User-agent: Mutt/1.4.1i
On Wed, Nov 24, 2004 at 10:39:56PM +0000, Maciej W. Rozycki wrote:

> > It's so easy to implement with serial console.  Best thing since sliced
> > bread :-)
>  Yep, and some systems have an appropriate console output callback in the 
> firmware making it trivial.

Which unfortunately is becoming unusable fairly soon on many systems.
IP27: ARC is dead after the first TLB flush.  IP22: dead after the
external L2 controller was enabled etc.  On average I'm less than
pleased with firmware usability even for simple stuff such as printing ...


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