ports/pvr250 / Hauppauge PVR250 on ECS K7VMM+

[Arne Wörner]

--- "Rick C. Petty" <rick-freebsd at kiwi-computer.com> wrote:
> On Wed, Aug 22, 2007 at 10:10:13AM -0700, Arne Wrner wrote:
> > --- Arne W?rner <arne_woerner at yahoo.com> wrote:
> > > When I use ata mode PIO4 everything works fine (but the CPU is very busy
> > > with disk transfer things)... :-)
> > >
> > When I write the data from /dev/cxm0 to disk, I get the same symptoms:
> > cxm_read
> > doesnt return and sometimes the box even crashes without any error
> > message...
> > 
> > So it seems to be disk related and not DMA related...
> 
> I don't think that's emperical enough to prove anything.  What operations
> are you using to write to the disk?
> 
write(2)
If I just discard the buffer, I dont see any crash or stall (even though there
is a lot of disk activity in mode PIO4)... Maybe it doesnt like disk access
immediately after tv card access (although it works fine for some seconds)?

-Arne


       
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