jmmv84@gmail.com wrote:

> > Log Message:
> > Switch mac68k's sn(4) Ethernet to MI SONIC driver.
> >
> > Tested with Apple Ethernet CS Twisted-Pare Card on LC630 by me
> > and Quadra 650 on-board Ethernet by hauke@.
> > NuBus based cards and PowerBook variants are still untested.
> 
> IIRC, my LC630 also had a sn(4) card.  Is it there any chance that  
> this fixes the repeated driver lockups I had?  I mean, the card  
> worked fine generally, but under big load such as scp'ing a file, the  
> driver could lock up quite quickly (after seconds) and I had to  
> ifconfig down/up the interface to get it working again.

Well, that's the reason why I've done it :-)
http://mail-index.netbsd.org/port-mac68k/2007/05/28/0000.html

Note esp(4) on mac68k blocks all interrupts so long time
that MI sn(4) may still complain about underrun/overrun
under heavy SCSI load, but it doesn't hang up as far as I tested.
---
Izumi Tsutsui