Re: LiveCD bootloader

["Vladimir 'φ-coder/phcoder' Serbinenko" <phcoder@gmail.com>]

On 09/09/10 01:00, Teresa e Junior wrote:
> On Thu, 09 Sep 2010 00:52:27 +0200
> Vladimir 'φ-coder/phcoder' Serbinenko<phcoder@gmail.com>  wrote:
>
>    
>> On 09/09/10 00:47, Teresa e Junior wrote:
>>      
>>> On Wed, 8 Sep 2010 14:54:25 +0930
>>> Brendan Trotter<btrotter@gmail.com>   wrote:
>>>
>>>
>>>        
>>>> Hi,
>>>>
>>>> On Wed, Sep 8, 2010 at 2:39 PM, Brendan Trotter<btrotter@gmail.com>
>>>> wrote:
>>>>
>>>>          
>>>>> GRUB and Linux use "video mode numbers" to request a video mode.
>>>>> These video mode numbers can be different for different video
>>>>> cards. Early versions of VBE did define some standard mode
>>>>> numbers, but these became obsolete in VBE version 2.0 (back in
>>>>> 1994). Software written after 1994 shouldn't rely on these
>>>>> obsolete video mode numbers. For example, if you're lucky mode
>>>>> 0x118 might be 1024*768 with 24-BPP, but nothing guarantees that
>>>>> anymore, and it could easily be any other video mode. There's
>>>>> also no guarantee that the the video card supports the video mode
>>>>> (e.g. a lot of video cards only support 32-BPP video modes and
>>>>> don't support any 24-BPP video modes; and some only support
>>>>> 24-BPP video modes and not 32-BPP video modes; and the same is
>>>>> true for 15-BPP vs. 16-BPP).
>>>>>            
>>>> My apologies.
>>>>
>>>> It seems GRUB2 has improved a lot, and doesn't rely on the obsolete
>>>> "standard video mode numbers" anymore. Except for problems caused
>>>> by video modes that are supported by the video card but not
>>>> supported by the monitor; it's mostly only a problem with Linux
>>>> itself now.
>>>>
>>>>
>>>> Cheers,
>>>>
>>>> Brendan
>>>>
>>>> _______________________________________________
>>>> Grub-devel mailing list
>>>> Grub-devel@gnu.org
>>>> http://lists.gnu.org/mailman/listinfo/grub-devel
>>>>
>>>>          
>>> Thanks! We have to set 640x480 as default anyway...
>>>
>>>
>>>        
>> You can specify multiple comma-separated possibilities in order of
>> priorities
>>      
>>> _______________________________________________
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>>> Grub-devel@gnu.org
>>> http://lists.gnu.org/mailman/listinfo/grub-devel
>>>
>>>
>>>        
>>
>>      
> Hello, Vladimir!
>
> What do you mean with that? Let us suppose, I set:
>
> GRUB_GFXMODE=1280x800,1024x768,640x480
>
> and if the hardware supports the first, it will use the first, and so
> forth?
>
>    
yes
> Thank you!
> Teresa e Junior
>
> _______________________________________________
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> Grub-devel@gnu.org
> http://lists.gnu.org/mailman/listinfo/grub-devel
>
>    


-- 
Regards
Vladimir 'φ-coder/phcoder' Serbinenko