Re: [PARPORT] Problems with par (/proc/ioports)

From: Nate Jenkins (nate@uniwest.com)
Date: Fri May 16 2003 - 14:46:59 EDT

  • Next message: Jason Tiller: "[PARPORT] Asynchronous, bidirectional communication: collisions?"

    You might try gaining exclusive control over the parallel port.

    You can do this using several options. To start, look up:

    http://cyberelk.net/tim/libieee1284/
    http://people.redhat.com/twaugh/parport/html/parportguide.html

    (specific instructions for claim on pages respectively)
    http://cyberelk.net/tim/libieee1284/interface/claim.html
    http://people.redhat.com/twaugh/parport/html/x623.html

    Nate

    ----- Original Message -----
    From: "Raul Schmidlin Fajardo Silva" <fajardo@eel.ufsc.br>
    To: <linux-parport@torque.net>
    Sent: Friday, May 16, 2003 10:55 AM
    Subject: [PARPORT] Problems with par (/proc/ioports)

    > Hi, as I told in the last message for some reason a circuit with leds
    keeps blinking randomically while connected to parallel port and works with
    linux.I checked at /proc/ioports and got:
    > 0000-001f : dma1
    > 0020-003f : pic1
    > 0040-005f : timer
    > 0060-006f : keyboard
    > 0070-007f : rtc
    > 0080-008f : dma page reg
    > 00a0-00bf : pic2
    > 00c0-00df : dma2
    > 00f0-00ff : fpu
    > 01f0-01f7 : ide0
    > 03c0-03df : vga+
    > 03f6-03f6 : ide0
    > 03f8-03ff : serial(auto)
    > 0cf8-0cff : PCI conf1
    > b000-bfff : PCI Bus #01
    > bc00-bc7f : Silicon Integrated Systems [SiS] SiS630 GUI Accelerator+3D
    > d400-d4ff : Silicon Integrated Systems [SiS] SiS900 10/100 Ethernet
    > d400-d4ff : sis900
    > d800-d8ff : Silicon Integrated Systems [SiS] SiS PCI Audio Accelerator
    > ff00-ff0f : Silicon Integrated Systems [SiS] 5513 [IDE]
    > ff00-ff07 : ide0
    > ff08-ff0f : ide1
    > Didn't find the parallel there but I'm not sure what could do!
    >
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