mirror of
https://github.com/NixOS/nixpkgs.git
synced 2024-11-23 22:20:51 +00:00
2bd296a7e9
'kvm64' is the most generic CPU, which does not support SSE4.2, AVX and other ISA extentions.
26 lines
1 KiB
Nix
26 lines
1 KiB
Nix
# QEMU flags shared between various Nix expressions.
|
|
{ pkgs }:
|
|
|
|
let
|
|
zeroPad = n: if n < 10 then "0${toString n}" else toString n;
|
|
in
|
|
|
|
{
|
|
|
|
qemuNICFlags = nic: net: machine:
|
|
[ "-device virtio-net-pci,netdev=vlan${toString nic},mac=52:54:00:12:${zeroPad net}:${zeroPad machine}"
|
|
"-netdev vde,id=vlan${toString nic},sock=$QEMU_VDE_SOCKET_${toString net}"
|
|
];
|
|
|
|
qemuSerialDevice = if pkgs.stdenv.isi686 || pkgs.stdenv.isx86_64 then "ttyS0"
|
|
else if pkgs.stdenv.isAarch32 || pkgs.stdenv.isAarch64 then "ttyAMA0"
|
|
else throw "Unknown QEMU serial device for system '${pkgs.stdenv.hostPlatform.system}'";
|
|
|
|
qemuBinary = qemuPkg: {
|
|
x86_64-linux = "${qemuPkg}/bin/qemu-kvm -cpu host";
|
|
armv7l-linux = "${qemuPkg}/bin/qemu-system-arm -enable-kvm -machine virt -cpu host";
|
|
aarch64-linux = "${qemuPkg}/bin/qemu-system-aarch64 -enable-kvm -machine virt,gic-version=host -cpu host";
|
|
x86_64-darwin = "${qemuPkg}/bin/qemu-kvm -cpu host";
|
|
}.${pkgs.stdenv.hostPlatform.system} or "${qemuPkg}/bin/qemu-kvm";
|
|
}
|