[ECOS]Strange behavior of rltk8139 chip
Fri Aug 27 15:08:00 GMT 2004
On Fri, 2004-08-27 at 08:41, jerzy dyrda wrote:
> Hi all,
> I find abnormal behavior of chip which corrupts eth driver. In receive,
> driver poll flag buffer empty and when buffer is not empty read receive
> packet header form receive buffer. But after is last frame red, flag buffer
> empty was false and driver try read next packet ( but that was no data ) and
> lost synchronization. I add one more condition - I compare read and write
> pointer of receive buffer from chip registers.
> Any similar experience?
Sounds like a cache issue. Make sure that your PCI space and the memory
used by the board are not cached.
Gary Thomas <email@example.com>
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