OVMF: Clean up platform-specific code.
This commit is contained in:
Shea Levy
parent
9188bb5186
commit
f6fc51dc9f
@ -29,26 +29,36 @@
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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.hostPlatform.isAarch then
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"ArmVirtPkg/ArmVirtQemu.dsc"
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else if stdenv.hostPlatform.isRiscV then
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"OvmfPkg/RiscVVirt/RiscVVirtQemu.dsc"
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else
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throw "Unsupported architecture";
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platformSpecific = {
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i686 = {
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projectDscPath = "OvmfPkg/OvmfPkgIa32.dsc";
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fwPrefix = "OVMF";
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};
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x86_64 = {
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projectDscPath = "OvmfPkg/OvmfPkgX64.dsc";
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fwPrefix = "OVMF";
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msVarsArgs = {
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flavor = "OVMF_4M";
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archDir = "X64";
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};
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};
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aarch64 = {
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projectDscPath = "ArmVirtPkg/ArmVirtQemu.dsc";
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fwPrefix = "AAVMF";
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};
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riscv64 = {
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projectDscPath = "OvmfPkg/RiscVVirt/RiscVVirtQemu.dsc";
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fwPrefix = "RISCV_VIRT";
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};
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};
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cpuName = stdenv.hostPlatform.parsed.cpu.name;
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inherit (platformSpecific.${cpuName})
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projectDscPath fwPrefix msVarsArgs;
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version = lib.getVersion edk2;
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suffixes = {
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i686 = "FV/OVMF";
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x86_64 = "FV/OVMF";
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aarch64 = "FV/AAVMF";
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riscv64 = "FV/RISCV_VIRT";
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};
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OvmfPkKek1AppPrefix = "4e32566d-8e9e-4f52-81d3-5bb9715f9727";
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debian-edk-src = fetchurl {
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@ -60,14 +70,10 @@ let
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in
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assert platformSpecific ? ${cpuName};
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assert systemManagementModeRequired -> stdenv.hostPlatform.isx86;
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assert msVarsTemplate -> fdSize4MB;
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# TODO: Support other platforms.
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#
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# Need to set the --flavor flag to edk2-vars-generator
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# (currently supports AAVMF, but not RISCV_VIRT), and
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# need to adjust the locations passed to edk2-vars-generator.
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assert msVarsTemplate -> stdenv.isx86_64;
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assert msVarsTemplate -> platformSpecific.${cpuName} ? msVarsArgs;
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edk2.mkDerivation projectDscPath (finalAttrs: {
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pname = "OVMF";
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@ -116,57 +122,53 @@ edk2.mkDerivation projectDscPath (finalAttrs: {
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export PYTHONPATH=$NIX_BUILD_TOP/debian/python:$PYTHONPATH
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'';
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postBuild = lib.optionalDrvAttr msVarsTemplate ''
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postBuild = lib.optionalString stdenv.hostPlatform.isAarch ''
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(
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cd ${buildPrefix}/FV
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cp QEMU_EFI.fd ${fwPrefix}_CODE.fd
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cp QEMU_VARS.fd ${fwPrefix}_VARS.fd
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# QEMU expects 64MiB CODE and VARS files on ARM/AARCH64 architectures
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# Truncate the firmware files to the expected size
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truncate -s 64M ${fwPrefix}_CODE.fd
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truncate -s 64M ${fwPrefix}_VARS.fd
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)
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'' + lib.optionalString stdenv.hostPlatform.isRiscV ''
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truncate -s 32M ${buildPrefix}/FV/${fwPrefix}_CODE.fd
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truncate -s 32M ${buildPrefix}/FV/${fwPrefix}_VARS.fd
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'' + lib.optionalString msVarsTemplate ''
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(
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cd ${buildPrefix}
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python3 $NIX_BUILD_TOP/debian/edk2-vars-generator.py \
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--flavor OVMF_4M \
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--enrolldefaultkeys ${buildPrefix}/X64/EnrollDefaultKeys.efi \
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--shell ${buildPrefix}/X64/Shell.efi \
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--code ${buildPrefix}/FV/OVMF_CODE.fd \
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--vars-template ${buildPrefix}/FV/OVMF_VARS.fd \
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--certificate `< vendor-cert-string` \
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--out-file OVMF_VARS.ms.fd
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--flavor ${msVarsArgs.flavor} \
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--enrolldefaultkeys ${msVarsArgs.archDir}/EnrollDefaultKeys.efi \
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--shell ${msVarsArgs.archDir}/Shell.efi \
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--code FV/${fwPrefix}_CODE.fd \
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--vars-template FV/${fwPrefix}_VARS.fd \
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--certificate `< $NIX_BUILD_TOP/$sourceRoot/vendor-cert-string` \
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--out-file FV/${fwPrefix}_VARS.ms.fd
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)
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'';
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postInstall = lib.optionalDrvAttr msVarsTemplate ''
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postInstall = ''
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mkdir -vp $fd/FV
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install -v -m644 OVMF_VARS.ms.fd $fd/FV
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ln -sv $fd/FV/OVMF_CODE{,.ms}.fd
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'';
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postFixup = (
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if stdenv.hostPlatform.isAarch then ''
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mkdir -vp $fd/FV
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mkdir -vp $fd/AAVMF
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mv -v $out/FV/${fwPrefix}_{CODE,VARS}.fd $fd/FV
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'' + lib.optionalString msVarsTemplate ''
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mv -v $out/FV/${fwPrefix}_VARS.ms.fd $fd/FV
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ln -sv $fd/FV/${fwPrefix}_CODE{,.ms}.fd
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'' + lib.optionalString stdenv.hostPlatform.isAarch ''
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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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# Add symlinks for Fedora dir layout: https://src.fedoraproject.org/cgit/rpms/edk2.git/tree/edk2.spec
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mkdir -vp $fd/AAVMF
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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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''
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else if stdenv.hostPlatform.isRiscV then ''
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mkdir -vp $fd/FV
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mv -v $out/FV/RISCV_VIRT_{CODE,VARS}.fd $fd/FV/
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truncate -s 32M $fd/FV/RISCV_VIRT_CODE.fd
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truncate -s 32M $fd/FV/RISCV_VIRT_VARS.fd
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''
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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 $fd/FV
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'');
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'';
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dontPatchELF = true;
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passthru =
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let
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cpuName = stdenv.hostPlatform.parsed.cpu.name;
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suffix = suffixes."${cpuName}" or (throw "Host cpu name `${cpuName}` is not supported in this OVMF derivation!");
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prefix = "${finalAttrs.finalPackage.fd}/${suffix}";
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prefix = "${finalAttrs.finalPackage.fd}/FV/${fwPrefix}";
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in {
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firmware = "${prefix}_CODE.fd";
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variables = "${prefix}_VARS.fd";
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