Date: Sat, 14 Sep 2019 04:25:58 +0000 From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 240576] mlxen(4) driver unusable with MT26448 Message-ID: <bug-240576-227@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D240576 Bug ID: 240576 Summary: mlxen(4) driver unusable with MT26448 Product: Base System Version: 12.0-RELEASE Hardware: amd64 OS: Any Status: New Severity: Affects Only Me Priority: --- Component: kern Assignee: bugs@FreeBSD.org Reporter: yoitsmeremember+fbsd@gmail.com I've installed a Mellanox MT26448 based card, which appears to be recognize= d: # dmesg|grep mlx4 mlx4_core0: <mlx4_core> mem 0xdf200000-0xdf2fffff,0xdf800000-0xdfffffff irq= 22 at device 0.0 on pci4 mlx4_core: Mellanox ConnectX core driver v3.4.1 (October 2017) mlx4_core: Initializing mlx4_core mlx4_core0: Unable to determine PCI device chain minimum BW # pciconf -lcbv mlx4_core0@pci0:4:0:0: mlx4_core0@pci0:4:0:0: class=3D0x020000 card=3D0x002115b3 chip=3D0x675015b= 3 rev=3D0xb0 hdr=3D0x00 vendor =3D 'Mellanox Technologies' device =3D 'MT26448 [ConnectX EN 10GigE, PCIe 2.0 5GT/s]' class =3D network subclass =3D ethernet bar [10] =3D type Memory, range 64, base 0xdf200000, size 1048576, en= abled bar [18] =3D type Prefetchable Memory, range 64, base 0xdf800000, size 8388608, enabled cap 01[40] =3D powerspec 3 supports D0 D3 current D0 cap 03[48] =3D VPD cap 11[9c] =3D MSI-X supports 128 messages, enabled Table in map 0x10[0x7c000], PBA in map 0x10[0x7d000] cap 10[60] =3D PCI-Express 2 endpoint max data 128(256) FLR link x8(x8) speed 5.0(5.0) ASPM disabled(L0s) ecap 000e[100] =3D ARI 1 ecap 0003[148] =3D Serial 1 0002c90300529b42 However, the interface never appears in ifconfig, and is therefore unusable= .=20 If it will help I can give devs a remote shell account to a machine with the card in it. --=20 You are receiving this mail because: You are the assignee for the bug.=
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