Subject: Re: Acorn32 start.S
To: None <port-arm@netbsd.org>
From: Gavan Fantom <gavan@coolfactor.org>
List: port-arm
Date: 07/03/2007 17:23:55
Reinoud Zandijk wrote:
> Dear Richard, dear folks,
>
> i'm confused about the correct procedure concerning MMU disabling on ARMv3
> and ARMv4. The data sheets i have for ARM610/ARM710 and SA don't mention
> what effect it will have on the instruction fetching. AFAIK its two
> instructions that are in the pipeline before the translation becomes
> effective.
>
> The offending code is in src/sys/arch/acorn32/stand/boot32/start.S around
> line 83. Will the following patch fix the problem? or is something really
> wrong and should i split off ARMv3 and ARMv4 mmu disable code?
What is the problem you are trying to fix?
--
Gillette - the best a man can forget