]>
git.proxmox.com Git - qemu-server.git/blob - PVE/QemuServer/USB.pm
1 package PVE
::QemuServer
::USB
;
5 use PVE
::QemuServer
::PCI
qw(print_pci_addr);
15 sub parse_usb_device
{
18 return undef if !$value;
21 if ($value =~ m/^(0x)?([0-9A-Fa-f]{4}):(0x)?([0-9A-Fa-f]{4})$/) {
22 $res->{vendorid
} = $2;
23 $res->{productid
} = $4;
24 } elsif ($value =~ m/^(\d+)\-(\d+(\.\d+)*)$/) {
26 $res->{hostport
} = $2;
27 } elsif ($value =~ m/^spice$/i) {
36 sub get_usb_controllers
{
37 my ($conf, $bridges, $isq35, $format, $max_usb_devices) = @_;
43 # the q35 chipset support native usb2, so we enable usb controller
44 # by default for this machine type
45 push @$devices, '-readconfig', '/usr/share/qemu-server/pve-q35.cfg';
47 $pciaddr = print_pci_addr
("piix3", $bridges);
48 push @$devices, '-device', "piix3-usb-uhci,id=uhci$pciaddr.0x2";
51 for (my $i = 0; $i < $max_usb_devices; $i++) {
52 next if !$conf->{"usb$i"};
53 my $d = eval { PVE
::JSONSchema
::parse_property_string
($format,$conf->{"usb$i"}) };
54 next if !$d || $d->{usb3
}; # do not add usb2 controller if we have only usb3 devices
57 # include usb device config
58 push @$devices, '-readconfig', '/usr/share/qemu-server/pve-usb.cfg' if $use_usb2;
61 # add usb3 controller if needed
64 for (my $i = 0; $i < $max_usb_devices; $i++) {
65 next if !$conf->{"usb$i"};
66 my $d = eval { PVE
::JSONSchema
::parse_property_string
($format,$conf->{"usb$i"}) };
67 next if !$d || !$d->{usb3
};
71 $pciaddr = print_pci_addr
("xhci", $bridges);
72 push @$devices, '-device', "nec-usb-xhci,id=xhci$pciaddr" if $use_usb3;
78 my ($conf, $format, $max_usb_devices) = @_;
82 for (my $i = 0; $i < $max_usb_devices; $i++) {
83 next if !$conf->{"usb$i"};
84 my $d = eval { PVE
::JSONSchema
::parse_property_string
($format,$conf->{"usb$i"}) };
87 if (defined($d->{host
})) {
88 my $hostdevice = parse_usb_device
($d->{host
});
89 $hostdevice->{usb3
} = $d->{usb3
};
90 if (defined($hostdevice->{spice
}) && $hostdevice->{spice
}) {
91 # usb redir support for spice, currently no usb3
92 push @$devices, '-chardev', "spicevmc,id=usbredirchardev$i,name=usbredir";
93 push @$devices, '-device', "usb-redir,chardev=usbredirchardev$i,id=usbredirdev$i,bus=ehci.0";
95 push @$devices, '-device', print_usbdevice_full
($conf, "usb$i", $hostdevice);
103 sub print_usbdevice_full
{
104 my ($conf, $deviceid, $device) = @_;
107 my $usbdevice = "usb-host";
109 # if it is a usb3 device, attach it to the xhci controller, else omit the bus option
110 if($device->{usb3
}) {
111 $usbdevice .= ",bus=xhci.0";
114 if (defined($device->{vendorid
}) && defined($device->{productid
})) {
115 $usbdevice .= ",vendorid=0x$device->{vendorid},productid=0x$device->{productid}";
116 } elsif (defined($device->{hostbus
}) && defined($device->{hostport
})) {
117 $usbdevice .= ",hostbus=$device->{hostbus},hostport=$device->{hostport}";
120 $usbdevice .= ",id=$deviceid";