[Qemu-devel] [PATCH v2] doc: document -netdev hubport

[Stefan Hajnoczi]

Signed-off-by: Stefan Hajnoczi <address@hidden>
---
 qemu-options.hx | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/qemu-options.hx b/qemu-options.hx
index 4bc9c85..cd18ad1 100644
--- a/qemu-options.hx
+++ b/qemu-options.hx
@@ -1404,7 +1404,8 @@ DEF("netdev", HAS_ARG, QEMU_OPTION_netdev,
 #ifdef CONFIG_VDE
     "vde|"
 #endif
-    "socket],id=str[,option][,option][,...]\n", QEMU_ARCH_ALL)
+    "socket|"
+    "hubport],id=str[,option][,option][,...]\n", QEMU_ARCH_ALL)
 STEXI
 @item -net nic[,address@hidden,address@hidden,address@hidden 
[,address@hidden,address@hidden,address@hidden
 @findex -net
@@ -1726,6 +1727,14 @@ vde_switch -F -sock /tmp/myswitch
 qemu-system-i386 linux.img -net nic -net vde,sock=/tmp/myswitch
 @end example
 
address@hidden -netdev hubport,address@hidden,address@hidden
+
+Create a hub port on QEMU "vlan" @var{hubid}.  This syntax is an alternative to
+the @code{-net @option{vlan}} argument and can be used to connect a NIC
+specified with @code{-device ...,address@hidden to a QEMU "vlan".
+
+Note that only NICs can be connected to a hubport, other -netdevs cannot.
+
 @item -net dump[,address@hidden,address@hidden,address@hidden
 Dump network traffic on VLAN @var{n} to file @var{file} 
(@file{qemu-vlan0.pcap} by default).
 At most @var{len} bytes (64k by default) per packet are stored. The file 
format is
-- 
1.8.1.2