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author | Kai Wohlfahrt <kai.wohlfahrt@gmail.com> | 2019-05-08 23:25:22 +0100 |
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committer | Kai Wohlfahrt <kai@prodo.ai> | 2019-08-07 13:51:22 +0100 |
commit | 28cf80acf8ef2d1d3f1a3f12bd7a959450b8ec58 (patch) | |
tree | 50adbd1bf7885d97815b816b858388248f28e740 /pkgs/os-specific/linux/device-tree | |
parent | dd0a9512797faa83bd1f974b10ef4d620200a79a (diff) | |
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nixos/hardware.deviceTree: Move things around
In response to comments, create a sub-folder for deviceTree packages (starting with rpi), and a top-level package for helpers.
Diffstat (limited to 'pkgs/os-specific/linux/device-tree')
-rw-r--r-- | pkgs/os-specific/linux/device-tree/default.nix | 17 | ||||
-rw-r--r-- | pkgs/os-specific/linux/device-tree/raspberrypi.nix | 14 |
2 files changed, 31 insertions, 0 deletions
diff --git a/pkgs/os-specific/linux/device-tree/default.nix b/pkgs/os-specific/linux/device-tree/default.nix new file mode 100644 index 00000000000..13d819a08a5 --- /dev/null +++ b/pkgs/os-specific/linux/device-tree/default.nix @@ -0,0 +1,17 @@ +{ stdenvNoCC, dtc, findutils }: + +with stdenvNoCC.lib; { + applyOverlays = (base: overlays: stdenvNoCC.mkDerivation { + name = "device-tree-overlays"; + nativeBuildInputs = [ dtc findutils ]; + buildCommand = let + quotedDtbos = concatMapStringsSep " " (o: "\"${toString o}\"") (toList overlays); + in '' + for dtb in $(find ${base} -name "*.dtb" ); do + outDtb=$out/$(realpath --relative-to "${base}" "$dtb") + mkdir -p "$(dirname "$outDtb")" + fdtoverlay -o "$outDtb" -i "$dtb" ${quotedDtbos}; + done + ''; + }); +} diff --git a/pkgs/os-specific/linux/device-tree/raspberrypi.nix b/pkgs/os-specific/linux/device-tree/raspberrypi.nix new file mode 100644 index 00000000000..aa6edefd74d --- /dev/null +++ b/pkgs/os-specific/linux/device-tree/raspberrypi.nix @@ -0,0 +1,14 @@ +{ stdenvNoCC, raspberrypifw }: + +stdenvNoCC.mkDerivation { + name = "raspberrypi-dtbs-${raspberrypifw.version}"; + nativeBuildInputs = [ raspberrypifw ]; + buildCommand = '' + mkdir -p $out/broadcom/ + cp ${raspberrypifw}/share/raspberrypi/boot/bcm*.dtb $out/broadcom + ''; + passthru = { + # Compatible overlays that may be used + overlays = "${raspberrypifw}/share/raspberrypi/boot/overlays"; + }; +} |