pcie Realtek 8168G issues (re driver)
O. Hartmann
ohartman at zedat.fu-berlin.de
Tue Feb 17 18:31:46 UTC 2015
Am Tue, 17 Feb 2015 18:32:22 +0100
Luca Pizzamiglio <luca.pizzamiglio at gmail.com> schrieb:
> Hi Ben,
> thanks for the tip! tso was already disabled.
> I tried anyway and unfortunately it crashes as before.
>
> I filled a bug report
> (https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=197535) and marius@
> is giving me a big help on it.
>
> Best regards,
> Luca
>
> On Fri, Feb 13, 2015 at 7:34 PM, Ben Perrault <ben.perrault at gmail.com> wrote:
> > Luca,
> >
> > I've had the same issue with this interface on both PCIe boards and embedded in a
> > handful of Lenovo products. The one, fairly ugly workaround I've found that makes it
> > work well enough is disable tso ( i.e. ifconfig re0 down && ifconfig re0 -tso &&
> > ifconfig re0 up ). This also seems to stop the panics under current.
> >
> > I'm not sure it will work for you - but it has on everyone of those interfaces I've
> > dealt with.
> >
> > Good luck,
> > -bp
> >
> >> On Feb 13, 2015, at 8:06 AM, Luca Pizzamiglio <luca.pizzamiglio at gmail.com> wrote:
> >>
> >> Hi, I'm Luca,
> >>
> >> I've some issues using a PCIe Realtek Ethernet board:
> >> re0 at pci0:3:0:0: class=0x020000 card=0x012310ec chip=0x816810ec rev=0x0c hdr=0x00
> >> vendor = 'Realtek Semiconductor Co., Ltd.'
> >> device = 'RTL8111/8168B PCI Express Gigabit Ethernet controller'
> >> class = network
> >> subclass = ethernet
> >> bar [10] = type I/O Port, range 32, base 0x1000, size 256, enabled
> >> bar [18] = type Memory, range 64, base 0x90500000, size 4096, enabled
> >> bar [20] = type Prefetchable Memory, range 64, base 0x90400000,
> >> size 16384, enabled
> >> cap 01[40] = powerspec 3 supports D0 D1 D2 D3 current D0
> >> cap 05[50] = MSI supports 1 message, 64 bit
> >> cap 10[70] = PCI-Express 2 endpoint IRQ 1 max data 128(128) link x1(x1)
> >> speed 2.5(2.5) ASPM disabled(L0s/L1)
> >> cap 11[b0] = MSI-X supports 4 messages
> >> Table in map 0x20[0x0], PBA in map 0x20[0x800]
> >> cap 03[d0] = VPD
> >> ecap 0001[100] = AER 1 0 fatal 0 non-fatal 0 corrected
> >> ecap 0002[140] = VC 1 max VC0
> >> ecap 0003[160] = Serial 1 01000000684ce000
> >> ecap 0018[170] = LTR 1
> >>
> >> Rx and Tx don't work. After some minutes the interface is activated I
> >> get kernel panic.
> >> I've already tried to disable MSIx and MSI.
> >> It seems a DMA problem, rx fill the 256 descriptors and the nothing
> >> else until the panic. netstat -s shows now new packets.
> >>
> >> I filled a bug report with more infos:
> >> https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=197535
> >>
> >> could someone kindly pointing some ideas?
> >>
> >> Best regards,
> >> Luca
> >> _______________________________________________
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In September 2014 I filed allready a bug acoording to strange behaviour with a Lenovo
ThinkPad E540 with a Realtek chip:
Bug 193743 - RTL8111/8168B PCI Express Gigabit Ethernet
controller: doesn't work properly, problems getting UP automatically
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