43 lines
1.1 KiB
Nix
43 lines
1.1 KiB
Nix
{
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lib,
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config,
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...
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}: let
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cfg = config.module.display;
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in {
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# REF: https://www.kernel.org/doc/Documentation/fb/fbcon.txt
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# REF: https://patchwork.kernel.org/project/dri-devel/patch/20191110154101.26486-10-hdegoede@redhat.com/#22993841
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config = lib.mkMerge [
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# NOTE: `tty` name is special.
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(lib.mkIf (cfg.rotate != null) {
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boot.kernelParams = lib.mapAttrsToList (name: rotate:
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let
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hint =
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if rotate == 90 then "left_side_up"
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else if rotate == 180 then "upside_down"
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else if rotate == 270 then "right_side_up"
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else "normal";
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value =
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if rotate == 90 then 1
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else if rotate == 180 then 2
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else if rotate == 270 then 3
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else 0;
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command = if name == "tty" then
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"fbcon=rotate:${toString value}"
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else
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"video=${name}:rotate=${toString rotate}";
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# "video=${name}:panel_orientation=${hint}";
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# "video=${name}:rotate=${toString rotate},panel_orientation=${hint}";
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in command
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) cfg.rotate;
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module.sway.extraConfig = lib.mapAttrsToList (name: rotate:
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"output ${name} transform ${toString rotate}"
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) cfg.rotate;
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})
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];
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}
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