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Re: TX Setup Timeout + TX Timeout


From: Marty Connor
Subject: Re: TX Setup Timeout + TX Timeout
Date: Sun, 11 Jul 2004 13:11:30 -0400

Stephane,

Thank you for your report. I am forwarding it to the Etherboot-Users mailing list, which is the right place for reports of this type. Please join the list to participate in the discussion and receive support.

In specific answer to your question, there are drivers for some davicom cards in the tulip driver as well as the davicom specific driver:

    dm9100      0x1282,0x9100   Davicom 9100
    dm9102      0x1282,0x9102   Davicom 9102
    dm9009      0x1282,0x9009   Davicom 9009
    dm9132      0x1282,0x9132   Davicom 9132

So, you might try grub's tulip driver to see if it makes any difference. More specific debugging will need to be done on the list.

I hope this is helpful, let us know how it goes.

Marty

On Jul 11, 2004, at 12:17 PM, S.Hockenhull wrote:
there's some timing problem with grub's davicom driver on my new machine.

I've tried adding a 2/18.2 second delay between each I/O access to the eeprom
(phy_write_1bit and read) and adding larger delays everywhere in the
initialisation function but that didnt fix things.

Dual Opteron 248, 1.6Ghz
single-channeled 256MiB
MSI K8T Master-2 (VIA K8T800 chipset)

Davicom 9009 at 0x9000, ROM address 0x0000

I'm using the same network card type+model+rev on another machine (slot-A Athlon 700Mhz) and tried that exact NIC in 3 other machines (Pentium 90,
P100, Pentium-S 200) and it works fine so its not the NIC itself.

I've tried changing slots, disabling onboard devices, changing some PCI
timings but it didnt fix anything (altho there are some new settings related
to Hypertransport that I havent touched, dont know: dont touch ;)

anyone (who knows about low-level NIC better than me) got an idea?

(I dare hoped cheap software-delays in I/O access would die along with the
yamaha OPL chips ;)

--
Stephane Hockenhul

--
    Try: http://rom-o-matic.net/ to make Etherboot images instantly.

   Name: Marty Connor
US Mail: Entity Cyber, Inc.; P.O. Box 391827;
         Cambridge, MA 02139; USA
  Voice: (617) 491-6935; Fax: (617) 491-7046
  Email: address@hidden
    Web: http://www.etherboot.org/





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