RE: [Xen-ia64-devel] eepro100 HVM NIC

["Yang, Fred" <fred.yang@xxxxxxxxx>]

Alex,

Xing was also looking into eepro100 effort before;  he should be able to
share info after PRC holiday

Thanks,
-Fred

>-----Original Message-----
>From: xen-ia64-devel-bounces@xxxxxxxxxxxxxxxxxxx
[mailto:xen-ia64-devel-
>bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of Alex Williamson
>Sent: Thursday, October 04, 2007 8:25 PM
>To: xen-ia64-devel
>Subject: [Xen-ia64-devel] eepro100 HVM NIC
>
>
>   I spent some time porting the eepro100 device device model from qemu
>into Xen.  It seems to work ok for Linux guests, but I can't get it
>working for Windows.  The qemu driver supports three models of the
card:
>i82551, i82557b, and i82559er.  The i82557b is definitely recognized by
>the i8255x driver that ships with Windows server 2003.  The other two
>just show up as unknown devices in the device manager.  The most
obvious
>thing keeping it from working seems to be that Windows remaps the PCI
>BARs to invalid addresses (the reason I was investigating the memmap,
>but that didn't help).  I don't understand why it's doing this, but
I'll
>post the port of the eepro100 driver here to save anyone who wants to
>play with it the trouble.  FWIW, I also tried the Windows IPF driver
>available from Intel's website, but it didn't recognize any of the
>models as a PRO series NIC and refused to install.  Thanks,
>
>       Alex
>
>--
>Alex Williamson                             HP Open Source & Linux Org.

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