my $pcisysfs = "/sys/bus/pci";
+my $cpudesc = {
+ cputype => {
+ description => "Emulated CPU type.",
+ type => 'string',
+ enum => [ qw(486 athlon pentium pentium2 pentium3 coreduo core2duo kvm32 kvm64 qemu32 qemu64 phenom Conroe Penryn Nehalem Westmere SandyBridge IvyBridge Haswell Haswell-noTSX Broadwell Broadwell-noTSX Opteron_G1 Opteron_G2 Opteron_G3 Opteron_G4 Opteron_G5 host) ],
+ default => 'kvm64',
+ default_key => 1,
+ },
+ hidden => {
+ description => "Do not identify as a KVM virtual machine.",
+ type => 'boolean',
+ optional => 1,
+ default => 0
+ },
+};
+
my $confdesc = {
onboot => {
optional => 1,
optional => 1,
description => "Emulated CPU type.",
type => 'string',
- enum => [ qw(486 athlon pentium pentium2 pentium3 coreduo core2duo kvm32 kvm64 qemu32 qemu64 phenom Conroe Penryn Nehalem Westmere SandyBridge IvyBridge Haswell Haswell-noTSX Broadwell Broadwell-noTSX Opteron_G1 Opteron_G2 Opteron_G3 Opteron_G4 Opteron_G5 host) ],
- default => 'kvm64',
+ format => $cpudesc,
},
parent => get_standard_option('pve-snapshot-name', {
optional => 1,
push @$devices, '-device', print_tabletdevice_full($conf) if $tablet;
+ my $kvm_off = 0;
my $nohyperv;
# host pci devices
for (my $i = 0; $i < $MAX_HOSTPCI_DEVICES; $i++) {
my $rombar = $d->{rombar} && $d->{rombar} eq 'off' ? ",rombar=0" : "";
my $xvga = $d->{'x-vga'} && $d->{'x-vga'} eq 'on' ? ",x-vga=on" : "";
if ($xvga && $xvga ne '') {
- push @$cpuFlags, 'kvm=off';
+ $kvm_off = 1;
$vga = 'none';
$nohyperv = 1;
if ($conf->{bios} && $conf->{bios} eq 'ovmf') {
}
my $cpu = $nokvm ? "qemu64" : "kvm64";
- $cpu = $conf->{cpu} if $conf->{cpu};
+ if (my $cputype = $conf->{cpu}) {
+ my $cpuconf = PVE::JSONSchema::parse_property_string($cpudesc, $cputype)
+ or die "Cannot parse cpu description: $cputype\n";
+ $cpu = $cpuconf->{cputype};
+ $kvm_off = 1 if $cpuconf->{hidden};
+ }
push @$cpuFlags , '+lahf_lm' if $cpu eq 'kvm64';
push @$cpuFlags, 'enforce' if $cpu ne 'host' && !$nokvm;
+ push @$cpuFlags, 'kvm=off' if $kvm_off;
+
$cpu .= "," . join(',', @$cpuFlags) if scalar(@$cpuFlags);
push @$cmd, '-cpu', $cpu;