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Re: [PATCH] Loading windows in macbook

From: Bean
Subject: Re: [PATCH] Loading windows in macbook
Date: Wed, 25 Jun 2008 13:05:12 +0800

On Wed, Jun 25, 2008 at 4:38 AM, Javier Martín <address@hidden> wrote:
> El mié, 25-06-2008 a las 04:11 +0800, Bean escribió:
>> 2. Macbook will halt if we disable a20, so I add a new option
>> --keep-a20 to keep the a20 gate open.
> Does any OS fail to boot if it has A20 enabled when it is jumped to?
> AFAIK some BIOS even had an option to enable it at POST time, so I think
> we should make this new option the default and have an option called
> "--reset-a20" or something like that.

I don't know of any os that would fail if a20 is enabled. Normally,
they try to enable it as soon as possible as they need to access upper
memory. So making it default is not a bad idea.


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