nixfiles/overlay/linux-rpi5.nix

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{
lib,
fetchFromGitHub,
buildLinux,
fetchpatch,
...
} @ args: let
# NOTE: raspberrypifw & raspberryPiWirelessFirmware should be updated with this
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modDirVersion = "6.1.63";
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tag = "stable_20240529";
in
lib.overrideDerivation (buildLinux (args
// {
version = "${modDirVersion}-${tag}";
inherit modDirVersion;
src = fetchFromGitHub {
owner = "raspberrypi";
repo = "linux";
rev = tag;
hash = "sha256-4Rc57y70LmRFwDnOD4rHoHGmfxD9zYEAwYm9Wvyb3no=";
};
defconfig = "bcm2712_defconfig";
features =
{
efiBootStub = false;
}
// (args.features or {});
kernelPatches =
(args.kernelPatches or [])
++ [
# Fix "WARNING: unmet direct dependencies detected for MFD_RP1", and
# subsequent build failure.
# https://github.com/NixOS/nixpkgs/pull/268280#issuecomment-1911839809
# https://github.com/raspberrypi/linux/pull/5900
{
name = "drm-rp1-depends-on-instead-of-select-MFD_RP1.patch";
patch = fetchpatch {
url = "https://github.com/peat-psuwit/rpi-linux/commit/6de0bb51929cd3ad4fa27b2a421a2af12e6468f5.patch";
hash = "sha256-9pHcbgWTiztu48SBaLPVroUnxnXMKeCGt5vEo9V8WGw=";
};
}
# Fix `ERROR: modpost: missing MODULE_LICENSE() in <...>/bcm2712-iommu.o`
# by preventing such code from being built as module.
# https://github.com/NixOS/nixpkgs/pull/284035#issuecomment-1913015802
# https://github.com/raspberrypi/linux/pull/5910
{
name = "iommu-bcm2712-don-t-allow-building-as-module.patch";
patch = fetchpatch {
url = "https://github.com/peat-psuwit/rpi-linux/commit/693a5e69bddbcbe1d1b796ebc7581c3597685b1b.patch";
hash = "sha256-8BYYQDM5By8cTk48ASYKJhGVQnZBIK4PXtV70UtfS+A=";
};
}
];
extraMeta = {
platforms = with lib.platforms; arm ++ aarch64;
hydraPlatforms = ["aarch64-linux"];
};
}
// (args.argsOverride or {}))) (_oldAttrs: {
postConfigure = ''
# The v7 defconfig has this set to '-v7' which screws up our modDirVersion.
sed -i $buildRoot/.config -e 's/^CONFIG_LOCALVERSION=.*/CONFIG_LOCALVERSION=""/'
sed -i $buildRoot/include/config/auto.conf -e 's/^CONFIG_LOCALVERSION=.*/CONFIG_LOCALVERSION=""/'
'';
postFixup = ''
dtbDir=$out/dtbs/broadcom
rm $dtbDir/bcm283*.dtb
copyDTB() {
cp -v "$dtbDir/$1" "$dtbDir/$2"
}
copyDTB bcm2711-rpi-4-b.dtb bcm2838-rpi-4-b.dtb
'';
})