Re: sound card modem on a laptop?

From: Jeroen Vreeken (hcu.usnma@raindance.com)
Date: Sun Jan 18 2004 - 19:02:03 EET

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    On 2004.01.18 17:01:15 +0100 Tomi Manninen wrote:
    > On Sat, 2004-01-17 at 22:42, James Washer wrote:
    >
    > > I'm just about to begin playing with AX.25/Linux.. I'd like to get a
    > > soundcard modem running on a laptop (IBM Thinkpad), for packet and APRS
    > use.
    > >
    > > I'm fairly knowledgable with linux, but not with soundcards and AX.25..
    > >
    > > Is anyone else doing this successfully?
    > >
    > > Should I start with a 2.6 kernel, or is that too bleeding edge for now?
    >
    > A comment about 2.6 kernels. Even though I haven't had a chance to try
    > it myself yet (lazy me), I have been told that the MKISS driver in the
    > 2.6 kernel doesn't compile.
    >
    > The kernel mode soundmodem has been removed in 2.6 so you have
    > to use the user mode soundmodem [1], and it's better anyway. However,
    > the user mode soundmodem needs the MKISS driver to talk to the kernel.
    > So if the driver really does not compile, you can't use 2.6...

    I have made some patches a while ago to fix the scc and mkiss driver in
    2.6.0 and 2.6.1. They haven't made it in mainline though.
    In 2.6.1 you get another warning about mkiss using cli() I have made a
    patch to remove it but have yet to test it.

    Jeroen

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