diff options
Diffstat (limited to 'qemu-options.hx')
| -rw-r--r-- | qemu-options.hx | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/qemu-options.hx b/qemu-options.hx index 8ccd5dcaa6..fea949dd56 100644 --- a/qemu-options.hx +++ b/qemu-options.hx @@ -4233,6 +4233,27 @@ which specify the queue number of cryptodev backend, the default of [...] @end example +@item -object cryptodev-vhost-user,id=@var{id},chardev=@var{chardevid}[,queues=@var{queues}] + +Creates a vhost-user cryptodev backend, backed by a chardev @var{chardevid}. +The @var{id} parameter is a unique ID that will be used to reference this +cryptodev backend from the @option{virtio-crypto} device. +The chardev should be a unix domain socket backed one. The vhost-user uses +a specifically defined protocol to pass vhost ioctl replacement messages +to an application on the other end of the socket. +The @var{queues} parameter is optional, which specify the queue number +of cryptodev backend for multiqueue vhost-user, the default of @var{queues} is 1. + +@example + + # qemu-system-x86_64 \ + [...] \ + -chardev socket,id=chardev0,path=/path/to/socket \ + -object cryptodev-vhost-user,id=cryptodev0,chardev=chardev0 \ + -device virtio-crypto-pci,id=crypto0,cryptodev=cryptodev0 \ + [...] +@end example + @item -object secret,id=@var{id},data=@var{string},format=@var{raw|base64}[,keyid=@var{secretid},iv=@var{string}] @item -object secret,id=@var{id},file=@var{filename},format=@var{raw|base64}[,keyid=@var{secretid},iv=@var{string}] |