Re: [9fans] 3c509b troubles

["Antonin Vecera" <antonin.vecera@gmail.com>]

On Fri, Aug 29, 2008 at 7:40 PM, michael block <michaelmuffin@gmail.com> wrote:
> hello,
>
> i have 3com etherlink iii 509b isa card that refuses to let me change
> its port or irq.  also the only way i can get the card to talk on the
> network is to put my usb mouse on the same irq and wiggle it around
> really fast when i'm trying to receive or transmit.  initially i could
> change neither the irq of the usb mouse nor of the ethernet card.  i
> have turned off pnp in my bios and i can now move the irq of the usb
> mouse.  however, without the wiggling mouse sharing its irq, the
> ethernet card with not work.
>
> from what i can tell by gleaning the 9fans archives, the 3c509b is
> quite a troublesome card.  i found rumors of a dos utility that would

I remember this card. The port number and irq was setup by small DOS
program provided by 3COM in drivers/utilities package. Did you find
drivers for this card on 3COM site?

Antonin

> convince the card to change its port and irq.  i think this leaves me
> with two questions.  first, where do i find this fabled configuration
> program?  googling has proved fruitless.  second, is fiddling with the
> port or irq even going to fix the problem?  as far as i understand, if
> the card has its own irq staked out, it should just go on its way
>
> here is what is printed on startup:
> #l0; elnk3: 10Mbps port 0x300 irq 10: <ethaddr>
> #U/usb0: uhci: port 0xEF80 irq 12
>
> #U/usb0 was initially at irq 10, but after disabling pnp in bios, i
> was able to move it to 12
>
> -- m
>
> ps, i have a very limited understanding of what an isa card's port and
> irq even do.  if i said anything that doesn't quite add up, that's
> probably why
>
>