[linux-dvb] Re: Technical info for TDA10045 frontend?

[John Dalgliesh <johnd@syd.microforte.com.au>]

OK, I guess a search of the mailing list _archives_ isn't the same thing 
as a search of the mailing list proper (certainly didn't turn up anything 
when I first searched)

Please ignore my me-too newbie post.

{P^/
John

btw Any chance someone can let me see an i2c log anyway?



On Mon, 16 Jun 2003, John Dalgliesh wrote:

> Hi,
> 
> I've recently acquired a TechnoTrend card with a TDA10045 frontend. 
> Because it works in Australia.
> 
> As far as I can tell there is no driver for this chip in the linux-dvb
> project - certainly a message from January on the mailing list seems to
> indicate this.
> 
> If this is still the case (and please stop me if I've missed something!) 
> then I want to write the driver for it. Given what I've seen of the other 
> frontend code it should be a piece of cake ... unless there's some 
> proprietary microcode lurking around.
> 
> So can anyone tell me how I'd go about getting the technical specs for the 
> chip? I went to the semiconductors.philips.com website and they only have 
> electrical info there, not the register/programming info I need (in fact 
> the author of the message from January found the same thing). Is there 
> some 'technical contact' address on the site that I missed?
> 
> Or do I have to resort to analysing the Windows driver? If so, what (free)  
> tools can I use to do that? Is there some magical way to snoop the PCI bus
> to see what's written to the I2C registers of the SAA7146? Basically, what
> are my options here? I've never had to reverse-engineer a Windows driver
> before.
> 
> Thanks in advance.
> 
> {P^/
> John
> 
> 



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