Subject: Re: port for Samsung S3C4510B (ARM7TDMI)
To: =?ISO-8859-1?Q?J=F6rn?= Seger <email@example.com>
From: Richard Earnshaw <firstname.lastname@example.org>
Date: 09/10/2004 10:21:22
On Fri, 2004-09-10 at 08:19, J=F6rn Seger wrote:
> Hi all,
> There is a catch in it: One small sentence in the user manual:
> The KS32C6200 does not have an external coprocessor interface. It does no=
> have a on-chip coprocessor also.
> Sound not very exciting, but that means you can't use the coprocessor p15=
> Exciting is that the coprocessor p15 is used for the MMU:
Whoops! I'd seen that the CPU had a cache and jumped to the conclusion
that it would also have an MMU. Without one you are kind of hosed :-(
It turns out that even the cache is very primitive. You bypass it by
using a different 'virtual' address.