Date: Mon, 27 Feb 2017 15:37:38 +0000 (UTC) From: Roman Bogorodskiy <novel@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r314342 - head/usr.sbin/bhyve Message-ID: <201702271537.v1RFbcsV039667@repo.freebsd.org>
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Author: novel (ports committer) Date: Mon Feb 27 15:37:38 2017 New Revision: 314342 URL: https://svnweb.freebsd.org/changeset/base/314342 Log: bhyve: document virtio-console in the manpage Reviewed by: bcr, wblock, jceel Approved by: grehan Differential Revision: https://reviews.freebsd.org/D9564 Modified: head/usr.sbin/bhyve/bhyve.8 Modified: head/usr.sbin/bhyve/bhyve.8 ============================================================================== --- head/usr.sbin/bhyve/bhyve.8 Mon Feb 27 15:32:56 2017 (r314341) +++ head/usr.sbin/bhyve/bhyve.8 Mon Feb 27 15:37:38 2017 (r314342) @@ -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 .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.
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