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update dependencies, more flexible kernel config

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Travis Staton 2022-08-30 09:26:21 -04:00
parent ddfb3d0128
commit 28498601bb
5 changed files with 89 additions and 22 deletions
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17
rpi/device-tree.nix
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@ -18,7 +18,7 @@ in {
type = with lib.types;
listOf (submodule {
options = {
overlay = lib.mkOption { type = str; };
overlay = lib.mkOption { type = oneOf [ str path ]; };
args = lib.mkOption {
type = listOf str;
default = [ ];
@ -61,6 +61,15 @@ in {
make dtbs_install INSTALL_DTBS_PATH=$out/dtbs ARCH="${pkgs.stdenv.hostPlatform.linuxArch}"
'';
};
compiled-overlays = map (x:
let
overlay-file = if builtins.isPath x.overlay then
pkgs.runCommand "overlay.dtbo" {
buildInputs = with pkgs; [ dtc ];
} "dtc -I dts -O dtb -o $out ${x.overlay}"
else
"${config.boot.kernelPackages.kernel}/dtbs/overlays/${x.overlay}.dtbo";
in x // { overlay = overlay-file; }) cfg.dt-overlays;
in lib.mkForce (pkgs.runCommand "device-tree-overlays" {
buildInputs = with pkgs; [ findutils libraspberrypi ];
} ''
@ -82,11 +91,7 @@ in {
builtins.concatStringsSep " " x.args
}
mv $out/$dtb{-merged,}
'') (map (x:
x // {
overlay =
"${config.boot.kernelPackages.kernel}/dtbs/overlays/${x.overlay}.dtbo";
}) cfg.dt-overlays)
'') compiled-overlays
}
done
${cfg.postInstall}