Re: [PARPORT] SIIG Dual Parallel Port card under RH 6.2

From: Tim Waugh (
Date: Wed Apr 10 2002 - 02:44:08 EDT

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    On Tue, Apr 09, 2002 at 07:08:07PM -0700, Jerry Mulchin wrote:

    > Oh, I see. So far whenever I've looked at the PCI addresses they
    > appear to be at the same base address. So in order to prevent the
    > I/O ports from shifting out from under me, I should make sure that
    > the board ID is checked and then make sure the I/O address is
    > correct.

    If you use libieee1284, and run a kernel that supports that PCI card
    as a parallel port, the library will _tell_ you what the I/O address
    is; you don't have to guess.

    I don't think you can really mess with PCI registers from user space.


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