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nixos/lib/qemu-common: Opportunistically use KVM

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This will try to use KVM if available and fallback to using TCG if not.
Useful for nested virtualisation of arm on x86.
This commit is contained in:
Max Hausch 2022-04-05 11:49:42 +02:00
parent 1a069f4e72
commit a2465483e8
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GPG key ID: C19929CA092DD618
1 changed files with 2 additions and 2 deletions
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4
nixos/lib/qemu-common.nix
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@ -23,8 +23,8 @@ rec {
qemuBinary = qemuPkg: { qemuBinary = qemuPkg: {
x86_64-linux = "${qemuPkg}/bin/qemu-kvm -cpu max"; x86_64-linux = "${qemuPkg}/bin/qemu-kvm -cpu max";
armv7l-linux = "${qemuPkg}/bin/qemu-system-arm -enable-kvm -machine virt -cpu host"; armv7l-linux = "${qemuPkg}/bin/qemu-system-arm -machine virt,accel=kvm:tcg -cpu max";
aarch64-linux = "${qemuPkg}/bin/qemu-system-aarch64 -enable-kvm -machine virt,gic-version=host -cpu host"; aarch64-linux = "${qemuPkg}/bin/qemu-system-aarch64 -machine virt,gic-version=max,accel=kvm:tcg -cpu max";
powerpc64le-linux = "${qemuPkg}/bin/qemu-system-ppc64 -machine powernv"; powerpc64le-linux = "${qemuPkg}/bin/qemu-system-ppc64 -machine powernv";
powerpc64-linux = "${qemuPkg}/bin/qemu-system-ppc64 -machine powernv"; powerpc64-linux = "${qemuPkg}/bin/qemu-system-ppc64 -machine powernv";
x86_64-darwin = "${qemuPkg}/bin/qemu-kvm -cpu max"; x86_64-darwin = "${qemuPkg}/bin/qemu-kvm -cpu max";