Re: Question about pcn ethernet driver

[Juergen Hannken-Illjes <hannken%eis.cs.tu-bs.de@localhost>]

On Fri, Apr 18, 2003 at 07:42:30AM +0900, Izumi Tsutsui wrote:
> In article <20030417195943.GA17314%bseis.eis.cs.tu-bs.de@localhost>
> hannken%eis.cs.tu-bs.de@localhost wrote:
> 
> > Sure, from the dmesg of EXPLORA451 (PPC403GCX + AM79C971):
> > 
> >     le0 at elb0 irq 28
> >     le0: address 00:00:a7:02:c7:87
> >     le0: 8 receive buffers, 2 transmit buffers
> > 
> > The corresponding driver glue is in file 
> > sys/arch/evbppc/explora/dev/le_elb.c
> 
> BTW, I think 79c971 is actually a PCI device, so we should have
> PCI attachments (and should use pci/if_pcn.c) rather than local elb
> for Explora451 (at least for PCnet and S3 VGA).

This doesn't work (yet?). The Explora451 has a FPGA that controls the PCI
attachment. I know how to switch into config mode. But the the I/O and/or
memory region doesn't work as expected.
elb is just a synonym for ExploraLocalBus meaning all cpu-external devices.

-- 
Juergen Hannken-Illjes - hannken%eis.cs.tu-bs.de@localhost - TU Braunschweig 
(Germany)