NixOS on ARM/Raspberry Pi: Difference between revisions

imported>Sbourdeauducq
No edit summary
imported>Samueldr
m Adds note about vc4 modesetting for initrd
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HDMI issues have been observed on the 18.09 AArch64 image. The display would hang on "Starting Kernel...", then act as if the HDMI cable was unplugged. Re-plugging the HDMI cable after boot fixed the issue, as did a different monitor and HDMI cable.
HDMI issues have been observed on the 18.09 AArch64 image. The display would hang on "Starting Kernel...", then act as if the HDMI cable was unplugged. Re-plugging the HDMI cable after boot fixed the issue, as did a different monitor and HDMI cable.
==== Early boot messages ====
To show boot messages from initrd with the mainline kernel, add this to <code>configuration.nix</code>.
<syntaxhighlight lang=nix>
{
  boot.initrd.kernelModules = [ "vc4" ];
}
</syntaxhighlight>


===Additional Troubleshooting===
===Additional Troubleshooting===