Re: Macbook, Efi, Display mode

[Bean]

On Sun, Oct 4, 2009 at 3:10 AM, Stefan Bienert
<address@hidden> wrote:
> Hi again!
>
> Do we have any news on the gfxterm problem in Grub2-EFI?
>
> greetings,
>
> Stefan
>
>>>> OUTPUT-Start
>>>> Rom image present.
>>>>  [Linux-bzimage, setup=0x2c00, size=0x2784a0]
>>>>  Video mode: 1280x800-32
>>>>  Frame buffer base: 0x80010000
>>>>  Video line length: 8192
>>>> OUTPUT-End
>>>>
>>>> I hope this is the requested info. Do provide other stuff, I probably
>>>> need a detailed instruction.
>>>>
>>> Hi,
>>>
>>> This looks legit for me, I don't know why it does work, perhaps it
>>> write to the other video card ?
>>
>> Ohter video card? I have a Macbook, NOT a Macbook Pro. I have only one card!
>>
>>>> BTW, I cannot switch to terminal from X after starting with Grub2.
>>
>>> Yep, this is normal. EFI uses non zero gart address, but linux assume
>>> 0. X would reset gart, but after it exits, the original gart address
>>> is restored and which would cause problem.
>>
>> OK, so we know that there is something broken but everything is behaving
>>  like one would expect in this situation? That sounds relatively optimistic.

Hi,

Oh, that could be the double buffer problem, perhaps you can try my
latest graphic menu test demo in the menu branch.


-- 
Bean

gitgrub home: http://github.com/grub/grub/
my fork page: http://github.com/bean123/grub/