Re: Console Resolution with GRUB2

From: Bruce Dubbs <bruce.dubbs@gmail.com>
To: The development of GNU GRUB <grub-devel@gnu.org>
Subject: Re: Console Resolution with GRUB2
Date: Thu, 28 Feb 2013 19:48:45 -0600	[thread overview]
Message-ID: <513008FD.6030400@gmail.com> (raw)
In-Reply-To: <CADO5Rbi9Fbh-WD+902b6Eu_grERdzqQDXfjoCz_F9G+7gh0n0w@mail.gmail.com>

D.J.J. Ring, Jr. wrote:
> This is way too complicated for the average user.

Yes.  I have to agree with that.  My comments were directed at advanced 
users.

> Also some distro's don't have menu.list - I have none for example with Arch
> Linux.

menu.lst was the configuration file for Grub Legacy.  GRUB2 uses grub.cfg.

> GRUB used to have a way of just adding at the grub menu the vga mode.  It
> was simple.
>
> Can't that be done with GRUB2?

I believe that's a distro issue.  They all do the grub configuration a 
little differently.  You either do a custom configuration file or use 
the distro's method of building it.

    -- Bruce

> On Thu, Feb 28, 2013 at 7:13 PM, Bruce Dubbs <bruce.dubbs@gmail.com> wrote:
>
>> D.J.J. Ring, Jr. wrote:
>>
>>> Hello Bruce,
>>>
>>> The "problem" with this is that grub.cfg says "Do Not Edit this File".
>>>
>>
>> The reason it says this is that it is embedded in the script
>> grub-mkconfig.  It overwrites the grub.cfg, but if you don't run that and
>> only do manual edits, then it's not there.  The problem is that many
>> distros think they know more than the user (usually true, but not always)
>> and always run grub-mkconfig every time the they update the kernel whether
>> you want that or not.
>>
>>
>>   Why cannot grub2 have an easy way to change console resolution?
>>>
>>
>> I believe that's hardware dependent.
>>
>>
>>   When I open console programs, the display is tiny.  Also console programs
>>> with ncurses graphics are tiny.  These would be full screen if I could
>>> make
>>> console mode 640x480.
>>>
>>
>> That's probably because the kernel is configured to use a framebuffer by
>> default.  It's not a grub issue at that point.
>>
>> To disable the freamebuffer, see the advice in https://wiki.ubuntu.com/**
>> FrameBuffer <https://wiki.ubuntu.com/FrameBuffer>
>>
>>
>>   Grub had an easy way to do this.  I haven't tried Bruce's method because
>>> it
>>> says not to edit the file.
>>>
>>> Also when I upgrade a kernel and regenerate the grub menu, the settings
>>> will be overwritten.
>>>
>>
>> Keep a backup of /boot/grub/grub.cfg and restore it after upgrading the
>> kernel.  Then edit the file to add the new kernel.
>>
>>
>>    -- Bruce
>>
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>
>
>
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