pvr250 and MythTV

Joe Auty joe at netmusician.org
Tue Feb 27 14:41:07 UTC 2007


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On Feb 27, 2007, at 9:05 AM, usleepless at gmail.com wrote:

> Joe,
>
> On 2/27/07, Joe Auty <joe at netmusician.org> wrote:
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>>
>> On Feb 27, 2007, at 2:49 AM, usleepless at gmail.com wrote:
>>
>> > Joe,
>> >
>> > On 2/27/07, Joe Auty <joe at netmusician.org> wrote:
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>> >> Hello,
>> >>
>> >> I'm now running FBSD 6.2 and trying to test the pvrxxx port  
>> that was
>> >> sent to this list most recently.
>> >>
>> >> I've installed the port successfully after doing my kernel  
>> patch, but
>> >> MythTV is still reporting that /dev/cxm0 cannot be probed after
>> >> setting my video device to /dev/cxm0 (this is what you are  
>> supposed
>> >> to do, right?)
>> >>
>> >> It says: "Could not open '/dev/cxm0' to probe its inputs"
>> >>
>> >> Here is some info about my card, reported by /var/log/messages,  
>> FWIW:
>> >>
>> >>
>> >> Feb 27 02:27:27 mymachine kernel: cxm0: <Conexant iTVC16 MPEG  
>> Coder>
>> >> mem 0xe0000000-0xe3ffffff irq 11 at device 9.0 on pci0
>> >> Feb 27 02:27:27 mymachine kernel: cxm_iic0: <Conexant iTVC15 /  
>> iTVC16
>> >> I2C controller> on cxm0
>> >> Feb 27 02:27:27 mymachine kernel: iicbb0: <I2C bit-banging  
>> driver> on
>> >> cxm_iic0
>> >> Feb 27 02:27:27 mymachine kernel: iicbus0: <Philips I2C bus> on
>> >> iicbb0 master-only
>> >> Feb 27 02:27:27 mymachine kernel: cxm0: TCL 2002N-6A tuner
>> >> Feb 27 02:27:27 mymachine kernel: cxm0: SAA7115 rev 1 video  
>> decoder
>> >> Feb 27 02:27:27 mymachine kernel: cxm0: MSP3445G-B8 audio decoder
>> >> Feb 27 02:27:27 mymachine kernel: cxm0: IR Remote
>> >> Feb 27 02:27:27 mymachine kernel: cxm0: [FAST]
>> >> Feb 27 02:27:27 mymachine kernel: cxm0: encoder firmware version
>> >> 0x2060039
>> >>
>> >>
>> >>
>> >> I know this probably isn't useful right now, but here is my
>> >> mythbackend spew:
>> >>
>> >>
>> >> # /usr/local/etc/rc.d/mythbackend.sh start
>> >> Starting mythbackend.
>> >> [root at mymachine /usr/ports/multimedia/pvrxxx]# 2007-02-27
>> >> 02:32:56.171 Using runtime prefix = /usr/local
>> >> 2007-02-27 02:32:56.264 New DB connection, total: 1
>> >> 2007-02-27 02:32:56.277 Connected to database 'mythconverg' at  
>> host:
>> >> localhost
>> >> 2007-02-27 02:32:56.291 Current Schema Version: 1158
>> >> Starting up as the master server.
>> >> 2007-02-27 02:32:56.318 New DB connection, total: 2
>> >> 2007-02-27 02:32:56.320 Connected to database 'mythconverg' at  
>> host:
>> >> localhost
>> >> 2007-02-27 02:32:56.330 EITHelper: localtime offset -5:00:00
>> >> 2007-02-27 02:32:56.344 TVRec(1) Error: Problem finding starting
>> >> channel, setting to default of '3'.
>> >> 2007-02-27 02:32:56.358 ChannelBase(1) Error: InitializeInputs():
>> >>                          Could not get inputs for the capturecard.
>> >>                          Perhaps you have forgotten to bind video
>> >>                          sources to your card's inputs?
>> >> ERROR: no valid capture cards are defined in the database.
>> >> Perhaps you should read the installation instructions?
>> >> 2007-02-27 02:32:56.375 Main::Starting HttpServer
>> >> QServerSocket: failed to bind or listen to the socket
>> >> 2007-02-27 02:32:56.388 Main::HttpServer Create Error
>> >> 2007-02-27 02:32:56.389 Main::Registering HttpStatus Extension
>> >> 2007-02-27 02:32:56.410 mythbackend version: 0.20.20060828-3
>> >> www.mythtv.org
>> >> 2007-02-27 02:32:56.410 Enabled verbose msgs:  important general
>> >> 2007-02-27 02:32:56.414 AutoExpire: Found 0 recorders w/max  
>> rate of 0
>> >> MiB/min
>> >> 2007-02-27 02:32:56.417 AutoExpire: Required Free Space: 0.0 GB w/
>> >> freq: 10 min
>> >> QServerSocket: failed to bind or listen to the socket
>> >> 2007-02-27 02:32:56.423 Failed to bind port 6543. Exiting.
>> >> Mutex destroy failure: Invalid argument
>> >> mythbackend in free(): error: chunk is already free
>> >
>> > congrats on your upgrade!
>> >
>> > as which user have you been running mythtv-setup? does this user  
>> have
>> > the proper rights to /dev/cxm0?
>> >
>> > as the mythbackend log states: you need to define an "input" to  
>> your
>> > capturecard. i believe this is option 4. in mythtv-setup.
>> >
>>
>>
>>
>> Awesome!
>>
>> Doing a sudo mythtv-setup now allows me to probe the card, but in my
>> input connections screen there are literally no options to choose
>> from, and even though the backend will now start, it is not
>> responding on its port:
>>
>> ]# ps aux | grep myth
>> root      5038  0.0  1.2 38668 18244  p0  SN    8:46AM   0:01.48 / 
>> usr/
>> local/bin/mythbackend
>> root      5103  0.0  0.0  1580   640  p0  R+    8:53AM   0:00.00 grep
>> myth
>> [root at mymachine /home/joe]# telnet localhost 6543
>> Trying 127.0.0.1...
>> telnet: connect to address 127.0.0.1: Connection refused
>> telnet: Unable to connect to remote host
>>
>>
>>
>>
>> Because I'm unable to select an input connection most likely, I get
>> the following when starting the backend:
>>
>> ]# /usr/local/etc/rc.d/mythbackend.sh restart
>> Stopping mythbackend.
>> Waiting for PIDS: 5038.
>> Starting mythbackend.
>> [root at mymachine /home/joe]# 2007-02-27 08:58:04.942 Using runtime
>> prefix = /usr/local
>> 2007-02-27 08:58:05.027 New DB connection, total: 1
>> 2007-02-27 08:58:05.040 Connected to database 'mythconverg' at host:
>> localhost
>> 2007-02-27 08:58:05.054 Current Schema Version: 1158
>> Starting up as the master server.
>> 2007-02-27 08:58:05.083 New DB connection, total: 2
>> 2007-02-27 08:58:05.085 Connected to database 'mythconverg' at host:
>> localhost
>> 2007-02-27 08:58:05.094 EITHelper: localtime offset -5:00:00
>> 2007-02-27 08:58:05.108 TVRec(1) Error: Problem finding starting
>> channel, setting to default of '3'.
>> 2007-02-27 08:58:05.111 ChannelBase(1) Error: InitializeInputs():
>>                          Could not get inputs for the capturecard.
>>                          Perhaps you have forgotten to bind video
>>                          sources to your card's inputs?
>>
>>
>>
>> Any idea why I'm not getting any input connection options?
>
> http://www.mythtv.org/docs/mythtv-HOWTO-9.html#ss9.1
>
> regards,
>
> usleep



I have read the guide, yet it doesn't explain why I'm not seeing any  
input connection options, unless my lack of confidence in my "channel  
frequency table" setting could be causing the problem?

Also, my satellite requires DVB, and I don't think --enable-dvb was  
an option included at build?

http://www.mythtv.org/wiki/index.php/DVB

When I do a make of the port, I see the following:

Video4Linux sup. yes
ivtv support     yes
FireWire support no
DVB support      no [/usr/include]
DBox2 support    yes



Is this all out of the scope of what you guys can help me with? If  
so, I'll leave you guys out of this, just thought that my reports  
might be useful - particularly the ones involving the driver....

Do you guys experience the occasional core dump using mythtv-setup?  
If not, would this be useful to report?





- -----------
Joe Auty
NetMusician: web publishing software for musicians
http://www.netmusician.org
joe at netmusician.org


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