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New firmware extractor finally committed

 

 

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hp at bitrange

Feb 16, 2003, 8:52 PM

Post #1 of 3 (1024 views)
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New firmware extractor finally committed

Right, an updated version of the one I sent in 10 days ago :-/
called ivtvfwextract.

The main difference to that version is that I made it default
compatible with the current fw load scheme (the clunky
two-files-each-128k each for decoder and encoder). The fw is
extracted as /lib/modules/ivtv-enc-fw-1.bin, -2.bin and
ivtv-dec-fw-1.bin, -2.bin by default. See the updated
utils/README.

If you want to change these paths, no worries, but please choose
an expected kernel-ish system location as with other firmware.
Search the kernel for clues.

I took the liberty to change ivtv.h to match these names, so
things stand a chance to work out of the box. I think
"/home/tmk/src" does not, unless you're Kevin. ;-)

I also removed utils/bin-asc.c and extract-fw.c to avoid
confusion. For those new to CVS: don't worry, they're still
there, but now kept in the Attic.

There's an option --use-encoder-image=N (N=1,2) required (only)
for those wacky updated drivers that contains multiple *encoder*
images. (I think I wrote *decoder* images in that earlier
message: my fault.) I still don't know which one to use for
what occasion, so please share your findings. Maybe we can even
ask Hauppauge now.

If you've already extracted the firmware, then you're fine and
you can ignore this message, except you may want to move your
firmware to match the expected location in ivtv.h.

Bug reports to me. I'll try to be quicker with fixes than with
decoder development...

brgds, H-P



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cmeyer at venus

Feb 16, 2003, 10:31 PM

Post #2 of 3 (962 views)
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Re: New firmware extractor finally committed [In reply to]

On Sun, 16 Feb 2003, Hans-Peter Nilsson wrote:
> There's an option --use-encoder-image=N (N=1,2) required (only)
> for those wacky updated drivers that contains multiple *encoder*
> images. (I think I wrote *decoder* images in that earlier
> message: my fault.) I still don't know which one to use for
> what occasion, so please share your findings. Maybe we can even
> ask Hauppauge now.

My guess is that the second encoder firmware image is for the encode-only
version of the chip (iTVC16).



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hp at bitrange

Feb 17, 2003, 5:30 AM

Post #3 of 3 (972 views)
Permalink
Re: New firmware extractor finally committed [In reply to]

On Mon, 17 Feb 2003 cmeyer [at] venus wrote:
> On Sun, 16 Feb 2003, Hans-Peter Nilsson wrote:
> > There's an option --use-encoder-image=N (N=1,2) required (only)
> > for those wacky updated drivers that contains multiple *encoder*
> > images. (I think I wrote *decoder* images in that earlier
> > message: my fault.) I still don't know which one to use for
> > what occasion, so please share your findings. Maybe we can even
> > ask Hauppauge now.
>
> My guess is that the second encoder firmware image is for the encode-only
> version of the chip (iTVC16).

Yeah, that's everyones first guess, I guess. But the second
encoder image of "pvr48_1620352.exe" is identical to the only
encoder image on my PVR 350 CD (no, not just the version
numbers).

Then what about the first image? Maybe, but not likely, because
it has an older firmware revision. That is, judging from the
ascii stamps at the top of the images; I didn't load the first
one and ask for it's ID. First one of "pvr48_1620352.exe":
Version 2.02.021, second one: Version 2.02.203.

brgds, H-P



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