Console resolution/font size

[Yuri Pankov]

Janos Dohanics wrote:
> Hello,
> 
> I have a newly installed FreeBSD 13.0-CURRENT Thinkpad T480:
> 
> FreeBSD 13.0-CURRENT #0 2ed50808d2b-c254384(main): Thu Nov 12 07:29:09 UTC 2020
>      root at releng1.nyi.freebsd.org:/usr/obj/usr/src/amd64.amd64/sys/GENERIC amd64
> FreeBSD clang version 11.0.0 (git at github.com:llvm/llvm-project.git llvmorg-11.0.0-0-g176249bd673)
> WARNING: WITNESS option enabled, expect reduced performance.
> VT(efifb): resolution 1920x1080
> CPU: Intel(R) Core(TM) i5-8350U CPU @ 1.70GHz (1896.08-MHz K8-class CPU)
>    [...]
> 
> The screen is hardly readable at the resolution 1920x1080.
> 
> At boot time I escaped to loader prompt and selected "mode 3" which
> gave the screen resolution 800x600.
> 
> In /boot/loader.conf I added:
> 
> hw.vga.textmode=1
> kern.vt.fb.default_mode="800x600"

These 2 seem to be mutually exclusive, if you switch to text mode, you 
only have the default 640x480 resolution.


> But after reboot, I'm back to the nearly unusable resolution of
> 1920x1080.

After the system is fully booted, or during the entire boot process? Do 
you load kms drivers via rc.conf that take over and switch the console 
back to 1920x1080?

> How can I make a specific console resolution presistent across reboots?
> And how would I set a resolution between 800x600 and 1920x1080? Why is
> the setting in /boot/loader.conf ignored?