[mythtv-users] Firewire in Fedora 8

[Harry Devine]

Harry Devine wrote:
> Tim Fenn wrote:
>   
>> On Tue, 15 Apr 2008 13:09:15 -0400 Harry Devine <lifter89 at comcast.net>
>> wrote:
>>
>>   
>>     
>>> Tim Fenn wrote:
>>>     
>>>       
>>>> My guess is that its loading the firewire_core and firewire_ohci
>>>> modules.  If so, follow these directions to blacklist them:
>>>>
>>>> http://www.mythtv.org/wiki/index.php/Installing_MythTV_on_Fedora_7#Restore_old_Firewire_modules_.28optional.29
>>>>
>>>> HTH,
>>>> Tim
>>>>
>>>>   
>>>>       
>>>>         
>>> OK, that seemed to work.  Sort of.  I followed those instructions and 
>>> saw that I now have /dev/raw1394, but when I run plugreport, I get:
>>>
>>> [root at HJDMyth ~]# plugreport
>>> Host Adapter 0
>>> ==============
>>>
>>> Node 0 GUID 0x00159afffe163f4a
>>> ------------------------------
>>> oMPR n_plugs=1, data_rate=2, bcast_channel=63
>>> oPCR[0] online=1, bcast_connection=0, n_p2p_connections=0
>>>         channel=0, data_rate=2, overhead_id=0, payload=376
>>> iMPR n_plugs=0, data_rate=2
>>>
>>> Node 1 GUID 0x0000d100801965fc
>>> ------------------------------
>>> libiec61883 error: error reading oMPR
>>> libiec61883 error: error reading iMPR
>>>
>>> Host Adapter 1
>>> ==============
>>>
>>> Node 0 GUID 0x0011d80000757c73
>>> ------------------------------
>>> libiec61883 error: error reading oMPR
>>> libiec61883 error: error reading iMPR
>>>
>>>
>>> I know that I have the cable plugged in, as I never removed it when I 
>>> reinstalled my box.  Should I unplug it from the STB and plug it back 
>>> in?  Also, I see that my kernel version is 2.6.24.4-64.fc8, which is
>>> a little newer.
>>>
>>>     
>>>       
>> Everything there looks fine to me.  Your STB is on node 0 of adaptor
>> 0.  Try out some test captures and see if all works well:
>>
>> http://www.mythtv.org/wiki/index.php/FireWire#Test-mpeg2
>>   
>>     
> When I try this, I get:
> [root at HJDMyth ~]# test-mpeg2 -r 1 > test.mpg
> libiec61883 warning: No plugs exist on either node; using default 
> broadcast channel 63.
> Starting to receive
>
> I have to Ctrl+C it to stop and end up with a 0 length file.
>
> I then tried to compile firewire_tester.c in the contrib directory but 
> get errors, mainly due to:
> [root at HJDMyth contrib]# gcc -Wall -o firewire_tester firewire_tester.c 
> -liec61883 -lraw1394
> firewire_tester.c:14:32: error: libraw1394/raw1394.h: No such file or 
> directory
> firewire_tester.c:15:34: error: libiec61883/iec61883.h: No such file or 
> directory
>
> Here's the 1394 packages I have installed:
> [root at HJDMyth contrib]# rpm -qa |grep 1394
> libraw1394_8-1.3.0-3_11.fc8
> libraw1394-1.3.0-3_11.fc8
> libraw1394_8-1.3.0-3_11.fc8
> ieee1394-kmdl-2.6.24.4-64.fc8-2.6.24.3-5.fc8
> libdc1394_22-2.0.1-10.fc8
> libavc1394-0.5.3-1.fc6
> libraw1394-1.3.0-3_11.fc8
> ieee1394-2.6.24.3-5.fc8
> libavc1394-0.5.3-1.fc6
> libdc1394-2.0.1-10.fc8
>
>   
>>   
>>     
>>> I did see that my remote no longer works via lirc after I did this.
>>> I haven't looked too far into this, but I see in /var/log/messages
>>> that lirc started with no errors, so I don't see why it wouldn't be
>>> working. I do have the kernel module for 2.6.24.4-64 if that helps.
>>>
>>>     
>>>       
>>   
>>     
> As for lirc, if I run irw (from within an SSH session), I can see the 
> keys being pressed, like so:
> [root at HJDMyth contrib]# irw
> 0000000000001794 00 Up Hauppauge_350
> 0000000000001794 01 Up Hauppauge_350
> 0000000000001794 02 Up Hauppauge_350
>
> I just don't get anything on my frontend anymore.  Any ideas on where I 
> should be looking to debug this one?
>   
>> setting up the firewire should have zero effect on lirc, and debugging
>> why it isn't working requires a bit of information.  Is lirc still
>> running when you start the frontend?  does myth have access to the right
>> lircrc? are the permissions/modes all correct on /dev/lirc* ?
>>
>> HTH,
>> Tim
>>
>>   
>>     
>
> Thanks,
> Harry
>
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>
>   
Please disregard the lirc issue.  I'm a dumbass!!!!  I ran the frontend 
from the root user, so it couldn't find /root/.lircrc.  Running it as 
mythtv solved it.

Sorry about that.  The firewire issue still stands, though.  ;-)
Harry