Re: Setting the screen resolution in grub2
On Wed 23 Feb 2011 at 16:01:22 +0100, Rob van der Putten wrote:
> As far as I can tell Grub2 tries to figure out largest resolution and
> number of colours the hardware (video card) supports and then uses this
> as its default.
The default GRUB menu display screen is definitely 640x480. Are you
after controlling the screen resolution later in the boot process?
> Is it OK to run update-grub or should I run grub-install?
> Maybe update-grub doesn't install the right modules for a low resolution.
> It does put a 'set gfxpayload=text' in /boot/grub/grub.cfg though.
Run update-grub.
> I could be on the wrong track;
> The problems start after grub has run. Maybe the Linux boot process
> overrides the resolution set by Grub.
It can and it does. Your video card and the driver it uses have some
bearing on this, as does /etc/default/console-setup.
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