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Date:      Mon, 6 Sep 2021 19:59:55 +0300
From:      Toomas Soome via freebsd-current <freebsd-current@freebsd.org>
To:        Karel Gardas <gardask@gmail.com>
Cc:        freebsd-current@freebsd.org
Subject:   Re: EFI/loader show garbage in console when set to some resolution in loader.conf
Message-ID:  <31B6298E-7B3D-45FD-87CB-E541C019C5F7@me.com>
In-Reply-To: <dc7c03dc-66ab-14db-5d7c-30ff17b290d5@gmail.com>
References:  <dc7c03dc-66ab-14db-5d7c-30ff17b290d5@gmail.com>

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> On 6. Sep 2021, at 19:44, Karel Gardas <gardask@gmail.com> wrote:
>=20
> Hello,
>=20
> I'm attempting to set EFI console resolution in loader to 1920x1920. =
This is working fine on all 3 tested* combinations when interrupting =
loader with '3' key and then
> issueing 'gop set 11' command and then 'boot' command.
>=20
> However I'd like to make that permanent and here issue comes. I've =
tried both:
>=20
> - edit /boot/loader.conf by adding
>  'exec=3D"gop set 11"'
>=20
> - edit /boot/loader.conf by adding
>  'efi_max_resolution=3D"1920x1920"'
>=20
> neither of those works on neither of 3 tested combinations where =
tested combinations are:

if you have this setting, what does gop get report? With the versions =
listed below, was the loader in ESP updated too?

>=20
> (1) 13.0 release
> (2) 13.0-p4 (stable)
> (3) 14.0 snapshot from 2.9.
>=20
> The behavior is still the same. Screen blanks (like it would do gop =
set 11), then switches to text mode to show loader UI and when kernel
> is loaded it correctly shows that efi resolution is 1920x1920 but then =
when kernels boot, it produce just garbage to the console like loader =
and kernel resolution would be off
> by some unknown number...
>=20
> Is this is known issue, is there a known workaround for it? Or shall I =
report it properly to bugzilla?
>=20
> Thanks!
> Karel
>=20

what you get from: dmesg | grep efifb

rgds,
toomas


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