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[linux-dvb] Re: Full featured card summary



Andrew de Quincey wrote:
> 
> Incidentally, even though the firmwares used by 1.0.0 and 1.1.0 have the same
> version number, they are _not_ the same.
> 
> 1.0.0 had two seperate files, Dpram and Root
> 1.1.0 has a combined file, dvb-ttpci-01.fw
> 
> However the file format of dvb-ttpci-01.fw is obvious:
> 4 byte magic
> 4 byte number (probably a date)
> 4 byte length of Dpram
> <Dpram data>
> <Root data>
> 
> I extracted the Dpram and Root from dvb-ttpci-01.fw.
> Additionally, the two Roots are slightly different lengths, but the end of the
> file is full of padding. I chopped a bytes off the end of each so they were
> the same length (this is the "Root2" below). Results:
> 
> 1.0.0:
> [adq@monstrousfish av7110]$ md5sum Dpram
> 65edabe40061f0e5b0a5d2eb6cbf9132  Dpram
> [adq@monstrousfish av7110]$ md5sum Root2
> abfbffc0bef9fde14e5eb28ad6da66c0  Root2
> 
> 1.1.0:
> [adq@monstrousfish build-2.4]$ md5sum Dpram
> 24b2e6e396d18883074aa88879094999  Dpram
> [adq@monstrousfish build-2.4]$ md5sum Root2
> b8668b7f2a744a254d3e49409dcde813  Root2

The md5sums of the Root files don't correspond to any of the Root
files I have. Maybe you "chopped off" a few bytes too many.

From the Dpram checksums I can say that the first one is the one from
2003-09-05, and the second one is the one which is in the 2003-11-08
driver package in my VDR FTP archive.

Klaus


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