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https://github.com/NixOS/nixos-hardware.git
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688ee555de
This refactoring reduces code duplication across i.MX93, i.MX8MP, and i.MX8MQ platforms by extracting common build logic into parameterized shared builders. This makes it easier to maintain and add new i.MX platforms while ensuring consistency across all platforms.
90 lines
2.7 KiB
Nix
90 lines
2.7 KiB
Nix
# Parameterized OP-TEE OS builder for i.MX platforms
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# This builder is used across i.MX93, i.MX8MP, i.MX8MQ and similar platforms
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{
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lib,
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pkgs,
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# Platform-specific parameters
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pname,
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version,
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platformFlavor,
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src,
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# Optional parameters
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meta ? { },
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}:
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let
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inherit (pkgs.buildPackages) python3;
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toolchain = pkgs.gccStdenv.cc;
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binutils = pkgs.gccStdenv.cc.bintools.bintools_bin;
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cpp = pkgs.gcc;
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# Determine PLATFORM and PLATFORM_FLAVOR from platformFlavor
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# Format can be either "imx-mx93evk" (full platform string) or "mx8mpevk" (just flavor, platform is "imx")
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# Check if it starts with "imx-" to determine if it's a full platform string or just a flavor
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hasFullPlatform = lib.hasPrefix "imx-" platformFlavor;
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platform = if hasFullPlatform then platformFlavor else "imx";
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flavor = if hasFullPlatform then null else platformFlavor;
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in
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pkgs.stdenv.mkDerivation {
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inherit pname version src;
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nativeBuildInputs = [
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python3
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];
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enableParallelBuilding = true;
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propagatedBuildInputs = with python3.pkgs; [
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pycryptodomex
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pyelftools
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cryptography
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];
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# Common postPatch for all i.MX platforms
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# This is the major source of code duplication - ~60 lines of identical substitutions
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postPatch = ''
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# Patch all script shebangs automatically
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patchShebangs scripts/
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patchShebangs ta/
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# Patch toolchain paths in mk/gcc.mk
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substituteInPlace mk/gcc.mk \
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--replace "\$(CROSS_COMPILE_\$(sm))objcopy" ${binutils}/bin/${toolchain.targetPrefix}objcopy
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substituteInPlace mk/gcc.mk \
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--replace "\$(CROSS_COMPILE_\$(sm))objdump" ${binutils}/bin/${toolchain.targetPrefix}objdump
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substituteInPlace mk/gcc.mk \
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--replace "\$(CROSS_COMPILE_\$(sm))nm" ${binutils}/bin/${toolchain.targetPrefix}nm
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substituteInPlace mk/gcc.mk \
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--replace "\$(CROSS_COMPILE_\$(sm))readelf" ${binutils}/bin/${toolchain.targetPrefix}readelf
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substituteInPlace mk/gcc.mk \
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--replace "\$(CROSS_COMPILE_\$(sm))ar" ${binutils}/bin/${toolchain.targetPrefix}ar
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substituteInPlace mk/gcc.mk \
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--replace "\$(CROSS_COMPILE_\$(sm))cpp" ${cpp}/bin/cpp
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'';
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makeFlags =
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[
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"PLATFORM=${platform}"
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]
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++ lib.optionals (!hasFullPlatform) [
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"PLATFORM_FLAVOR=${flavor}"
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]
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++ [
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"CFG_ARM64_core=y"
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"CFG_TEE_TA_LOG_LEVEL=0"
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"CFG_TEE_CORE_LOG_LEVEL=0"
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"CROSS_COMPILE=${toolchain}/bin/${toolchain.targetPrefix}"
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"CROSS_COMPILE64=${toolchain}/bin/${toolchain.targetPrefix}"
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];
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installPhase = ''
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mkdir -p $out
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cp ./out/arm-plat-imx/core/tee-raw.bin $out/tee.bin
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'';
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meta = {
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homepage = "https://github.com/nxp-imx/imx-optee-os";
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license = [ lib.licenses.bsd2 ];
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platforms = [ "aarch64-linux" ];
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} // meta;
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}
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