[linux-dvb] TDA10046 without firmware file
hartmut.hackmann at t-online.de
Thu Dec 8 00:13:10 CET 2005
Johannes Stezenbach wrote:
> 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
>>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.
That's simple. A firmware download via i2c takes more than 5 seconds.
Many customer won't accept that.
>>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.
We can make it possible to overwrite the firmware, but i would not
implement this in the regular driver, see my previous reply on this.
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