diff options
| -rw-r--r-- | usr.sbin/bhyve/bhyve.8 | 31 |
1 files changed, 30 insertions, 1 deletions
diff --git a/usr.sbin/bhyve/bhyve.8 b/usr.sbin/bhyve/bhyve.8 index 6453d2508888..112ccf41df3c 100644 --- a/usr.sbin/bhyve/bhyve.8 +++ b/usr.sbin/bhyve/bhyve.8 @@ -24,7 +24,7 @@ .\" .\" $FreeBSD$ .\" -.Dd July 9, 2016 +.Dd February 27, 2017 .Dt BHYVE 8 .Os .Sh NAME @@ -171,6 +171,10 @@ Virtio network interface. Virtio block storage interface. .It Li virtio-rnd Virtio RNG interface. +.It Li virtio-console +Virtio console interface, which exposes multiple ports +to the guest in the form of simple char devices for simple IO +between the guest and host userspaces. .It Li ahci AHCI controller attached to arbitrary devices. .It Li ahci-cd @@ -270,6 +274,31 @@ The host device must have been reserved at boot-time using the .Va pptdev loader variable as described in .Xr vmm 4 . +.Pp +Virtio console devices: +.Bl -tag -width 10n +.It Li port1= Ns Pa /path/to/port1.sock Ns ,anotherport= Ns Pa ... +A maximum of 16 ports per device can be created. +Every port is named and corresponds to a Unix domain socket created by +.Nm . +.Nm +accepts at most one connection per port at a time. +.Pp +Limitations: +.Bl -bullet -offset 2n +.It +Due to lack of destructors in +.Nm , +sockets on the filesystem must be cleaned up manually after +.Nm +exits. +.It +There is no way to use the "console port" feature, nor the console port +resize as of now. +.It +Emergency write is advertised, but no-op as of now. +.El +.El .El .It Fl S Wire guest memory. |