.\"	$NetBSD: ixv.4,v 1.3.2.5 2021/09/15 16:38:01 martin Exp $
.\"
.\" Copyright (c) 2018 The NetBSD Foundation, Inc.
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.\"
.\" This code is derived from software contributed to The NetBSD Foundation
.\" by Masanobu SAITOH.
.\"
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.\" modification, are permitted provided that the following conditions
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.Dd August 25, 2021
.Dt IXV 4
.Os
.Sh NAME
.Nm ixv
.Nd Intel 10 Gigabit Ethernet virtual function
.Sh SYNOPSIS
.Cd "ixv* at pci? dev ? function ?"
.Sh DESCRIPTION
The
.Nm
driver supports Intel 10 Gigabit Ethernet virtual function that 82599 and
newer chips support.
It can be used on a
.Nx
guest that the host supports SR-IOV.
.Sh SEE ALSO
.Xr arp 4 ,
.Xr ixg 4 ,
.Xr netintro 4 ,
.Xr vlan 4 ,
.Xr ifconfig 8
.Sh HISTORY
The
.Nm
device driver comes from
.Fx .
It first appeared in
.Nx 8.0 .
.Sh AUTHORS
The
.Nm
driver was written by
.An Intel Corporation Aq Mt freebsdnic@mailbox.intel.com .
.Sh BUGS
The following event counters are not cleared by
.Dv SIOCZIFDATA
because the corresponding registers are read only and not cleared on read:
.Pp
.Bl -item -offset indent -compact
.It
Good Packets Received
.It
Good Octets Received
.It
Multicast Packets Received
.It
Good Packets Transmitted
.It
Good Octets Transmitted
.El
.Sh BUGS
VLAN over
.Nm
won't work because VLAN hardware filter function is not currently implemented
correctly.