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Author Topic: Why is my PCMCIA NIC not working?  (Read 2773 times)

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Offline ncafferkey

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Re: Why is my PCMCIA NIC not working?
« on: February 06, 2004, 06:07:47 PM »
I have had one report of this model not working with 3c589.device. In that case it didn't seem to be giving interrupts to the Amiga. The owner of that card is going to lend it to me in the coming weeks, so maybe I 'll be able to make it work.

Has anybody else been able to use this card successfully with an Amiga?
 

Offline ncafferkey

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Re: Why is my PCMCIA NIC not working?
« Reply #1 on: February 06, 2004, 07:20:39 PM »
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PiR wrote:
Are you mayby the author of the stuff?
Hey, thanks!
Does it mean that we are doomed?
No interrupts means, well, no good.
Is active polling the only option? :-(
Or mayby it is possible that some initialization will help?

That's what I'm hoping, but it might be unlikely :-(

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But, on the other hand it was was working with PC.

But then the A1200's PCMCIA slot isn't exactly standard.

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I don't know if this maters, but my card is a combo: NIC+modem.

It shouldn't be a barrier to getting it to work, but it's possible the driver might need to be updated to handle this model. My own card is a combo too, although a different model.

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All the best with your usefull work.
 :-)

Thanks.
 

Offline ncafferkey

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Re: Why is my PCMCIA NIC not working?
« Reply #2 on: February 09, 2004, 10:41:11 PM »
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Thanks again for this and for supporting source codes. Unluckilly It appeared that I don't have SANA-II headers...

They're on the developer CD if you have it.

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But I have looked though the sources this weekend (both 3C589 and pccardserial) and found them quite simmilar. So why couldn't it be integrated for combo PCMCIAs? I mean, I've read that its not possible because of card.resource limitations, but I don't see the reason.
Ok, not possible to have two drivers, sure, but single driver to work both as 3c589 and pcserial - why not?

It might be possible to have a combined driver, but IMO it'd be a messy solution. The only disadvantage of the current solution is that you can't use the modem and NIC at the same time. Also, there are NE2000-compatible combo cards, so you could end up with cnet.device mixed in too!

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I was also looking through these sources - The initialisation checks if the card is serial-compatible device by PRODUCT_INFO. 3c589 does it also, but for different device (562 or 589, if I'm correct).
Can multile function card be identified as both then? I mean the same byte canot have two values at the same time. Does it mean I won't be able to use modem, as 3c589.device has recognized it?

Combo cards should have multiple tuple chains, but card.resource doesn't support examining them. So the easiest way to identify combo cards is to look at the manufacturer and product codes (and include the codes of compatible cards in the driver).

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By the way - where do you have that info about EtherlinkIII from? It's so precise. Don't tell me it's just your intuition. ;-) The same for PCMCIA itself. The same for UART...

3Com has programmer docs for most of their cards on their website. Information on PC-type UARTS is available in a lot of places, including text books and manufacturers' data sheets.
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