Re: [PARPORT] NetMos 9805 pci parport experiences

From: Joost Kooij (
Date: Sun Nov 11 2001 - 09:50:34 EST

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    On Sun, Oct 28, 2001 at 07:23:28PM +0100, joost wrote:
    > On Sun, Oct 28, 2001 at 05:58:21PM +0000, Tim Waugh wrote:
    > > Unfortunately, parport_pc doesn't yet support using interrupts on PCI
    > > parallel port cards, for the reasons that you have discovered.
    > >
    > > I had hoped that these reports of freezes were related to the use of
    > > the ECR on NetMos chips, but I guess not.
    > >
    > > I'm afraid I don't know what the cause is.
    > Maybe I'll find some time to look into it more closely. Would it
    > help anything if I try booting with "nmi_watchdog=2" (machine is a
    > stepping 1 athlon) and provoke another hang? It may take a few days
    > before I get another chance though..
    > Anyway, thanks for making the patch available, at least it works in SPP
    > mode now, which is better than not at all.

    Well, I finally got round to testing the above, but it still freezes
    solid, despite having nmi_watchdog enabled. No oops, just lockup..


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