Re: FreeBSD/X11: Howto revive DisplayPort?

From: John D Groenveld <groenveld_at_acm.org>
Date: Mon, 01 Dec 2025 01:28:48 UTC 
In message <950fe459-217b-4066-99d8-1fa3247d0d84@gmail.com>, Paul Floyd writes:
>I use a ugreen 4port HDMI KVM for Mac mini/workstation/old workstation/R 
>Pi. Sometimes if I boot a device and forget to switch the KVM to the 
>correct port then I get a black screen and have to ssh to whatever to 
>reboot it.

I use this workaround on a Macmini5,3:
# kldload i915kms

messages includes these:
[drm] Initialized i915 1.6.0 20201103 for drmn0 on minor 0
drmn0: [drm] Cannot find any crtc or sizes
drmn0: [drm] Cannot find any crtc or sizes
VT: Replacing driver "efifb" with new "drmfb".
start FB_INFO:
height=1200 width=1920 depth=32
pbase=0x90002000 vbase=0xfffff80090002000
name=drmn0 id=i915drmfb flags=0x0 stride=7680
end FB_INFO

John
groenveld@acm.org