From: Robert Millan <rmh@aybabtu.com>
To: The development of GRUB 2 <grub-devel@gnu.org>
Subject: Re: [PATCH] Workaround for the keyboard hang problem in intel mac
Date: Wed, 7 May 2008 14:55:54 +0200 [thread overview]
Message-ID: <20080507125554.GC16492@thorin> (raw)
In-Reply-To: <ca0f59980805061012w7825308cifa52bbcedb5785dd@mail.gmail.com>
On Wed, May 07, 2008 at 01:12:08AM +0800, Bean wrote:
> Hi,
>
> This patch fix the keyboard hang problem when using boot camp to load
> legacy system.
>
> diff --git a/kern/i386/pc/startup.S b/kern/i386/pc/startup.S
> index 5d4bbcb..455233a 100644
> --- a/kern/i386/pc/startup.S
> +++ b/kern/i386/pc/startup.S
> @@ -1240,6 +1240,19 @@ FUNCTION(grub_console_getkey)
> call prot_to_real
> .code16
>
> + pushfw
> + sti
> +
> +1:
> + movb $1, %ah
> + int $0x16
> + jnz 2f
> + hlt
> + jmp 1b
> +
> +2:
> + popfw
> + movb $0, %ah
I think it'd be nice to have a comment there explaining why this is done.
--
Robert Millan
<GPLv2> I know my rights; I want my phone call!
<DRM> What use is a phone call… if you are unable to speak?
(as seen on /.)
next prev parent reply other threads:[~2008-05-07 12:56 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-05-06 17:12 [PATCH] Workaround for the keyboard hang problem in intel mac Bean
2008-05-07 12:55 ` Robert Millan [this message]
2008-05-07 13:55 ` Bean
2008-05-07 17:09 ` Pavel Roskin
2008-05-07 17:29 ` Bean
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