[linux-dvb] Re: cinergyT2 crashes

[Holger Waechtler <holger@qanu.de>]

tmp@nitwit.de wrote:

> On Tuesday 28 December 2004 21:54, you wrote:
>  
> > ok, now we can be sure. Mmhh... anybody else who can reproduce this? Can
> > you please report some more details? Which USB driver are you using in
> > conjunction with the EHCI driver? Which kernel version, which CVS
> >    
> How do I find out? :)
>  
"uname -a" for the kernel version, "dmesg" should report the found USB 
setup at boot time. You can also grep your kernel .config for "USB" and 
"UCHI", "OHCI" and "EHCI".


> > snapshot of the dvb driver are you using? Can you please report the
> >    
> I did check out dvb-kernel 2 days ago (with changes to the cinergyT2 driver 
> BTW). 
>  
what changes?

> > exact lspci output line that reports your USB host controller type?
> >    
> # lspci | grep -i usb
> 0000:00:02.2 USB Controller: Silicon Integrated Systems [SiS] USB 1.0 
> Controller (rev 07)
> 0000:00:02.3 USB Controller: Silicon Integrated Systems [SiS] USB 1.0 
> Controller (rev 07)
> 0000:00:13.0 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 
> Controller (rev 50)
> 0000:00:13.1 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 
> Controller (rev 50)
> 0000:00:13.2 USB Controller: VIA Technologies, Inc. USB 2.0 (rev 51)
>
>  
> > Is it possible to attach a serial debug console to your box so that you
> > can see the last kernel output messages?
> >    
> Unfortunately not.
>
>  
> > > > Have you tried garbled input streams?
> > > >        
> > > What are garbled input streams? :)
> > >      
> > Errornous streams, a stream containing any error you can imagine.
> >    
> Well, no :) How do I garble the DVB stream?
>  
write a tiny program that e.g. reads a input stream from stdin and emits 
a slightly modofied version to stdout, depending on your testcase you 
can insert any error you want.

Holger