diff options
author | Christophe Fergeau <cfergeau@gmail.com> | 2011-04-01 12:40:20 +0200 |
---|---|---|
committer | Hans de Goede <hdegoede@redhat.com> | 2011-04-04 13:42:06 +0200 |
commit | a85f799463c0141f025c7dba2ea0085d3ae8e582 (patch) | |
tree | cb5674f20bba63bb47b539196626fa073911a61e | |
parent | ab98e1667e7cd8b673563ff22fdbaf41524d51d9 (diff) |
README: Add qemu commandline options for vdagent
It's not obvious how qemu should be started so that vdagentd can
find its com.redhat.spice.0 virtio device. It's explained at
http://spice-space.org/page/Whiteboard/AgentProtocol but is easier
to find if it's explained in README too.
-rw-r--r-- | README | 22 |
1 files changed, 22 insertions, 0 deletions
@@ -22,6 +22,28 @@ Features: Not handled: multiple displays. + +All vdagent communications on the guest side run over a single pipe which +gets presented to the guest os as a virtio serial port. + +Under windows this virtio serial port has the following name: +\\\\.\\Global\\com.redhat.spice.0 + +Under Linux this virtio serial port has the following name: +/dev/virtio-ports/com.redhat.spice.0 + +To enable the virtio serial port you need to pass the following params on +the qemu cmdline: + +For qemu < 0.14.0: +-device spicevmc + +For qemu >= 0.14.0: +-device virtio-serial-pci,id=virtio-serial0,max_ports=16,bus=pci.0,addr=0x5 \ +-chardev spicevmc,name=vdagent,id=vdagent \ +-device \ +virtserialport,nr=1,bus=virtio-serial0.0,chardev=vdagent,name=com.redhat.spice.0 + Enjoy, Gerd & Hans |