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Re: [PATCH] Loading windows in macbook

From: Marco Gerards
Subject: Re: [PATCH] Loading windows in macbook
Date: Thu, 03 Jul 2008 20:59:08 +0200
User-agent: Gnus/5.110006 (No Gnus v0.6) Emacs/21.4 (gnu/linux)

Bean <address@hidden> writes:

> On Fri, Jul 4, 2008 at 2:40 AM, Marco Gerards <address@hidden> wrote:
>> Hi,
>> Bean <address@hidden> writes:
>>> Oh, actually a20 of macbook can be disabled with fast a20 port 92.
>>> However, the current a20 code do the keyboard controller test before
>>> trying port 92, which cause it to hang. To fix it, I only need to
>>> adjust the order of tests.
>> What is the order you propose?  I wouldn't mind such a fix since the
>> Intel Mac is quite popular, although changing this might break GRUB on
>> other systems...
> Hi,
> Currently, the order is
> bios
> keyboard controller
> fast a20 port
> The second test would hang macbook, so I suggest
> bios
> fast a20 port
> keyboard controller
> I don't know if it will break other system. The fast a20 port code is
> simple enough, it reads from port 92, modify and write it back, system
> that don't support it shouldn't be affected, unless they use port 92
> for other purpose.

This seems to be a sane order.  I would favor your solution to this
problem.  Please wait a while before you commit this, so Okuji can
comment on this in case he disagrees.


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