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Bug #3167

UEFI boot hangs right after initializing UEFI framebuffer

Added by mneumann 9 days ago. Updated 9 days ago.

Status:
New
Priority:
Normal
Assignee:
-
Category:
-
Target version:
Start date:
01/09/2019
Due date:
% Done:

0%

Estimated time:

Description

This happens on a recent Tuxedo laptop. See attached screenshot.

I have come up with a working (but hacky) patch:

https://www.dragonflybsd.org/~mneumann/patch-fb-machdep.c

After patching, if I set loader tunable sc.probe_early=1 then it correctly boots.

IMG_20181126_181023.jpg (1.34 MB) IMG_20181126_181023.jpg Screenshot mneumann, 01/09/2019 12:15 PM

History

#1 Updated by mneumann 9 days ago

See commit
https://gitweb.dragonflybsd.org/dragonfly.git/commit/c2a57f42609ac17ec656d5600c7f70f38fc8ba62

Try booting with machdep.hack_efifb_probe_early=1.

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