Re: macbook keyboard workaround (Re: [PATCH] Loading windows in macbook)

[Bean]

On Thu, Jun 26, 2008 at 10:13 PM, Robert Millan <address@hidden> wrote:
> On Wed, Jun 25, 2008 at 04:11:18AM +0800, Bean wrote:
>> Hi,
>>
>> This patch fix two problem that can cause problem for grub-pc in macbook.
>
> Somewhat unrelated but, it just made me remember:
>
> I received reports that performing the keyboard workaround for macbook
> twice would hang GRUB.  This is typically done when chain-loading GRUB 2
> core.img from GRUB Legacy.
>
> Does this sound plausible?  Is the workaround in GRUB 2 meant to support
> system states in which it has already been performed?
>

The keyboard patch for grub2 should not affect system state. It's
basically a polling mode read, with halt to prevent busy waiting.
Also, I have tried chainloading core.img from grub2, and it works
fine.

-- 
Bean