[vdr] Re: Error on 2. DVB card

[René Bartsch <rene@bartschnet.de>]

----- Original Message -----
From: "Joerg Riechardt" <J.Riechardt@gmx.de>
To: <vdr@linuxtv.org>
Sent: Wednesday, January 09, 2002 9:07 PM
Subject: [vdr] Re: Error on 2. DVB card


> Juergen Schmidt wrote:
>
> > On Tue, 8 Jan 2002, Juergen Schmidt wrote:
> >
> > > Hello,
> > >
> > > I have two Siemens DVB cards installed, the driver reports:
> > >
> > > dvb0: AV7111 - firm f0240009, rtsl b0250018, vid 71010068, app 00010002
> > > dvb1: AV7111 - firm f0240009, rtsl b0250018, vid 71010068, app 00010002
> > > dvb: 2 dvb(s) found!
> > >
> > > VDR also finds both cards, but refuses to record on the second one (no DVB
> > > ressources). When I start vdr with an explicit "vdr -D 1" and try to
> > > switch a channel (telnet to port 2001 and "chan 2") I get:
> > >
> > > Jan  8 11:32:21 matrix vdr[2240]: switching to channel 2
> > > Jan  8 11:32:21 matrix vdr[2240]: ERROR: Transfer-Mode kann nicht
> > > gestartet werden!
> > >
> > > (can't start Transfer Mode!)
> > > Somehow vdr has problems to talk to the second card.
> > >
> > > I used vdr 0.98 and just upgraded to 0.99pre1 w.o. any changes in
> > > behaviour. The DVB driver is a snapshot from 1.1.2002
> >
> > I just tried the siemens_dvb-0.9-20011117.tgz from the vdr-ftp-server. No
> > changes. A couple more tests showed strange behaviour:
> >
> > When I start vdr with the primary card set to "2", watching tv is
> > fine,switching channels works.
> >
> > Jan  9 19:11:53 matrix vdr[7423]: found 2 video devices
> > Jan  9 19:11:53 matrix vdr[7423]: setting primary DVB to 2
> >
> > When a recording starts, the display freezes but the recording works (on
> > card 1, I suppose). When I try to switch channels I get the "can't start
> > Transfer Mode" error on the frozen tv image.
> >
> > When I start vdr with the primary card set to "1", I get:
> >
> > Jan  9 19:52:31 matrix vdr[8290]: found 2 video devices
> > Jan  9 19:52:31 matrix vdr[8290]: setting primary DVB to 1
> >
> > but it always records on card 1, switching channels is blocked, and there
> > is no option in the menu, to stop the recording.
> >
> > It looks like there might be a kind of ressource conflict, that keeps vdr
> > >from talking to card 2 when card 1 is busy.
> >
> > I detected, that the second card is sharing interrupts with the isdn card
> > and an additional ide controller:
> >
> >   9:   18951340          XT-PIC  saa7146(1)
> >  10:   13729405          XT-PIC  ide2, HiSax, saa7146(2)
> >
> > Might this cause the problem? If so, how do I change the interrupt used by
> > the second card?
> >
> > Is there something like i/o-ports to configure? Any tests I can make to
> > further investigate this issue? Or should I mail this to the DVB list, to
> > get assistance?
> >
> > bye, ju
>
> 1. Is channels.conf configured to use both cards?
> 2. shared interrupts is a known problem (altough in my pc the first card shares
> interrupt with the usb, and that works ok)

Depends on the quality of the board manufacturer and the IRQ-sharing of the PCI-slots.

Take a ASUS-board with an good old 440BX and everything works fine ...

Rene
>
> Jörg
>
>
>