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{ lib, stdenv, fetchFromGitHub, kernel, bc, nukeReferences }:
stdenv.mkDerivation {
pname = "rtl8821au";
version = "${kernel.version}-unstable-2023-07-23";
src = fetchFromGitHub {
owner = "morrownr";
repo = "8821au-20210708";
rev = "0dc022287b0ab534efa885881eaa65c5503291be";
hash = "sha256-pLRBWdqlv9A39VbCS8dymTCJHcwJooqD8v6mTbOsBz0=";
};
nativeBuildInputs = [ bc nukeReferences ] ++ kernel.moduleBuildDependencies;
hardeningDisable = [ "pic" "format" ];
env.NIX_CFLAGS_COMPILE = "-Wno-error=incompatible-pointer-types";
makeFlags = [
"ARCH=${stdenv.hostPlatform.linuxArch}"
("CONFIG_PLATFORM_I386_PC=" + (if stdenv.hostPlatform.isx86 then "y" else "n"))
("CONFIG_PLATFORM_ARM_RPI=" + (if (stdenv.hostPlatform.isAarch32 || stdenv.hostPlatform.isAarch64) then "y" else "n"))
] ++ lib.optionals (stdenv.hostPlatform != stdenv.buildPlatform) [
"CROSS_COMPILE=${stdenv.cc.targetPrefix}"
];
prePatch = ''
substituteInPlace ./Makefile \
--replace /lib/modules/ "${kernel.dev}/lib/modules/" \
--replace /sbin/depmod \# \
--replace '$(MODDESTDIR)' "$out/lib/modules/${kernel.modDirVersion}/kernel/net/wireless/"
'';
preInstall = ''
mkdir -p "$out/lib/modules/${kernel.modDirVersion}/kernel/net/wireless/"
'';
postInstall = ''
nuke-refs $out/lib/modules/*/kernel/net/wireless/*.ko
'';
enableParallelBuilding = true;
meta = with lib; {
description = "rtl8821AU and rtl8812AU chipset driver with firmware";
homepage = "https://github.com/morrownr/8821au";
license = licenses.gpl2Only;
platforms = lib.platforms.linux;
maintainers = with maintainers; [ plchldr ];
};
}
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