Date: Sun, 28 Jun 2020 19:59:46 +0200 From: Stefan Bethke <stb@lassitu.de> To: freebsd-net@freebsd.org Subject: SR_IOV with ixgbe not working? Message-ID: <0E4F2B03-C7E3-4047-89D5-0C9141642732@lassitu.de>
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--Apple-Mail=_D061985B-A922-45FC-8E0F-E37B430F43C6 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=us-ascii I just started using an ASRock Rack X470D4U2-2T: = https://www.asrockrack.com/general/productdetail.asp?Model=3DX470D4U2-2T#S= pecifications = <https://www.asrockrack.com/general/productdetail.asp?Model=3DX470D4U2-2T#= Specifications> It sports an X550 dual 10G ethernet controller: # pciconf -lv ix0@pci0:1:0:0: class=3D0x020000 card=3D0x15631849 chip=3D0x15638086 = rev=3D0x01 hdr=3D0x00 vendor =3D 'Intel Corporation' device =3D 'Ethernet Controller 10G X550T' class =3D network subclass =3D ethernet ix1@pci0:1:0:1: class=3D0x020000 card=3D0x15631849 chip=3D0x15638086 = rev=3D0x01 hdr=3D0x00 vendor =3D 'Intel Corporation' device =3D 'Ethernet Controller 10G X550T' class =3D network subclass =3D ethernet It should support SR-IOV: # ls -l /dev/iov total 0 crw------- 1 root wheel 0x32 Jun 20 23:04 ix0 crw------- 1 root wheel 0x33 Jun 20 23:04 ix1 # iovctl -S -d ix1 The following configuration parameters may be configured on the PF: num_vfs : uint16_t (required) device : string (required) The following configuration parameters may be configured on a VF: passthrough : bool (default =3D false) mac-addr : unicast-mac (optional) mac-anti-spoof : bool (default =3D true) allow-set-mac : bool (default =3D false) allow-promisc : bool (default =3D false) If I try to create a number of virtual devices, things don't seem to = work out: # cat /etc/iovctl-ix1.conf PF { device: "ix1"; num_vfs: 8; } DEFAULT { passthrough: true; } VF-0 { passthrough: false; } # iovctl -C -f /etc/iovctl-ix1.conf # dmesg ... ixv0: <Intel(R) PRO/10GbE Virtual Function Network Driver> at device = 0.129 on pci1 ixv0: ...reset_hw() failure: Reset Failed! ixv0: IFDI_ATTACH_PRE failed 5 device_attach: ixv0 attach returned 5 pci1: <unknown> at device 0.131 (no driver attached) pci1: <unknown> at device 0.133 (no driver attached) pci1: <unknown> at device 0.135 (no driver attached) pci1: <unknown> at device 0.137 (no driver attached) pci1: <unknown> at device 0.139 (no driver attached) pci1: <unknown> at device 0.141 (no driver attached) pci1: <unknown> at device 0.143 (no driver attached) I haven't tried the passthrough devices yet, but I am interested in = having at least one virtual device available in the host for use with a = VIMAGE jail. # uname -a FreeBSD diesel.lassitu.de <http://diesel.lassitu.de/>; 12.1-STABLE = FreeBSD 12.1-STABLE r362450 GENERIC amd64 Should this be working? It seems some months ago it was necessary to = compile the Intel driver instead of the in-tree one. I would have = assumed that it would have been integrated by now. Stefan -- Stefan Bethke <stb@lassitu.de <mailto:stb@lassitu.de>> Fon +49 151 = 14070811 --Apple-Mail=_D061985B-A922-45FC-8E0F-E37B430F43C6 Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename=signature.asc Content-Type: application/pgp-signature; name=signature.asc Content-Description: Message signed with OpenPGP -----BEGIN PGP SIGNATURE----- iQEzBAEBCgAdFiEEJ+hF98o4r3eU/HiPD885WK4W4sEFAl742pIACgkQD885WK4W 4sHj7AgAkmton7EgaIFEMIefUymqlZREkJiV7jUqcdDUxX95/7d/qLO3hadnLxlZ YLU5p7z7HAkRp7MjfZj5lbmQ8rMzlldb94U1Dw4GRyIPlFmCtqqvlfP/bbUvavN8 GgdC4tx//8lzfVptLoYmJKu0BawiKare/MmKevL1y8QdPu+2Id/5OVVJ6frsLyEL fSgO1bzuX9ArpXiRGz+7SKuBQGAtcid8sh7DE91y6Nk5gZgXDpE0rlLoAAUN1s5P QiViYITjlYvpcJyQegarppt00qC8tbuYdnauuAkWPSghZcGc705Gi5mPgTASsx65 TN6Gi09gl7wNtF5wQ+vrdA0AGA/hMA== =B6/c -----END PGP SIGNATURE----- --Apple-Mail=_D061985B-A922-45FC-8E0F-E37B430F43C6--
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