65 lines
1.9 KiB
Nix
65 lines
1.9 KiB
Nix
{ stdenv, lib, edk2, utillinux, nasm, iasl
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, csmSupport ? false, seabios ? null
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, secureBoot ? false
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}:
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assert csmSupport -> seabios != null;
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let
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projectDscPath = if stdenv.isi686 then
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"OvmfPkg/OvmfPkgIa32.dsc"
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else if stdenv.isx86_64 then
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"OvmfPkg/OvmfPkgX64.dsc"
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else if stdenv.isAarch64 then
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"ArmVirtPkg/ArmVirtQemu.dsc"
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else
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throw "Unsupported architecture";
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version = lib.getVersion edk2;
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in
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edk2.mkDerivation projectDscPath {
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name = "OVMF-${version}";
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outputs = [ "out" "fd" ];
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buildInputs = [ utillinux nasm iasl ];
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hardeningDisable = [ "format" "stackprotector" "pic" "fortify" ];
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buildFlags =
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lib.optional secureBoot "-DSECURE_BOOT_ENABLE=TRUE"
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++ lib.optionals csmSupport [ "-D CSM_ENABLE" "-D FD_SIZE_2MB" ];
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postPatch = lib.optionalString csmSupport ''
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cp ${seabios}/Csm16.bin OvmfPkg/Csm/Csm16/Csm16.bin
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'';
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postFixup = if stdenv.isAarch64 then ''
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mkdir -vp $fd/FV
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mkdir -vp $fd/AAVMF
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mv -v $out/FV/QEMU_{EFI,VARS}.fd $fd/FV
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# Use Debian dir layout: https://salsa.debian.org/qemu-team/edk2/blob/debian/debian/rules
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dd of=$fd/FV/AAVMF_CODE.fd if=/dev/zero bs=1M count=64
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dd of=$fd/FV/AAVMF_CODE.fd if=$fd/FV/QEMU_EFI.fd conv=notrunc
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dd of=$fd/FV/AAVMF_VARS.fd if=/dev/zero bs=1M count=64
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# Also add symlinks for Fedora dir layout: https://src.fedoraproject.org/cgit/rpms/edk2.git/tree/edk2.spec
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ln -s $fd/FV/AAVMF_CODE.fd $fd/AAVMF/QEMU_EFI-pflash.raw
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ln -s $fd/FV/AAVMF_VARS.fd $fd/AAVMF/vars-template-pflash.raw
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'' else ''
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mkdir -vp $fd/FV
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mv -v $out/FV/OVMF{,_CODE,_VARS}.fd $fd/FV
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'';
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dontPatchELF = true;
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meta = {
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description = "Sample UEFI firmware for QEMU and KVM";
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homepage = "https://github.com/tianocore/tianocore.github.io/wiki/OVMF";
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license = stdenv.lib.licenses.bsd2;
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platforms = ["x86_64-linux" "i686-linux" "aarch64-linux" "x86_64-darwin"];
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};
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}
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