document that SFP modules work in SFP+ cards.

change the title to show speeds of 100 and 1Gb too.
ok sthen@

diff --git a/share/man/man4/ix.4 b/share/man/man4/ix.4
index ddfb9f8..5255764 100644 (file)
--- a/share/man/man4/ix.4
+++ b/share/man/man4/ix.4
@@ -1,4 +1,4 @@
-.\" $OpenBSD: ix.4,v 1.8 2016/12/07 15:54:06 mikeb Exp $
+.\" $OpenBSD: ix.4,v 1.9 2021/09/07 19:35:41 benno Exp $
 .\"
 .\" Copyright (c) 2008 Reyk Floeter <reyk@openbsd.org>
 .\"
@@ -14,12 +14,12 @@
 .\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 .\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 .\"
-.Dd $Mdocdate: December 7 2016 $
+.Dd $Mdocdate: September 7 2021 $
 .Dt IX 4
 .Os
 .Sh NAME
 .Nm ix
-.Nd Intel 82598/82599/X540/X550 PCI Express 10Gb Ethernet device
+.Nd Intel 82598/82599/X540/X550 PCI Express 100/1Gb/10Gb Ethernet device
 .Sh SYNOPSIS
 .Cd "ix* at pci?"
 .Sh DESCRIPTION
@@ -70,6 +70,9 @@ Intel Xeon-D X552/X557 embedded 10GbE Adapter (SFP+/10GbaseT)
 HotLava Tambora 64G4/80G4/64G6/120G6 (SFP+)
 .El
 .Pp
+SFP+ adapters generally also support SFP type modules with their
+associated 1000base-* media types.
+.Pp
 Please note that the networking interface should be brought down before
 disconnecting fiber optics, otherwise irreversible damage might be caused
 to the equipment.