[linux-dvb] TDA10046 without firmware file

Johannes Stezenbach js at linuxtv.org
Wed Dec 7 19:17:59 CET 2005

On Wed, Dec 07, 2005, Andy Burns wrote:
> I only just realised that I'm (possibly) supposed to grab a firmware 
> blob for the TDA10046 decoder, I see the script in Documentation/dvb to 
> do the dirty work.
> dmesg | grep -i tda
> DVB: registering frontend 0 (Philips TDA10046H DVB-T)...
> DVB: registering frontend 1 (Philips TDA10046H DVB-T)...
> tda1004x: found firmware revision 26 -- ok
> But I definitely don't have *.fw anywhere on the machine, my question is 
> how does my card (Compro Videomate DVB-T200) manage to work without the 
> firmware?
> Does this card have on board eeprom where some others don't?

Looks like it. Although I don't know why the manufacturer would want
to spend money on an eeprom if they can build the card without one.

> Does the 
> firmware only add certain extra functionality? Is there a certain level 
> of firmware onboard, and the driver only needs to upload a version from 
> file if the onboard version is too low?
> Will the firmware extracted from tt_budget_217g.zip do me any good (i.e. 
> newer) or should I leave it alone?

The driver won't load it. But it would be easy to
change that if you want to experiment with differnt firmwares.


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