[Fwd: Re: [PARPORT] printing problem]

From: Lars-Göran Andersson (lars-goran.087775025@telia.com)
Date: Sat May 24 2003 - 03:14:40 EDT

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    Bob Tanner wrote:

    > On Wednesday 14 May 2003 03:07 pm, Lars-Göran Andersson wrote:
    >
    >
    >> Hi,
    >>
    >> it seems as if parport has a problem in finding my printer. I'm running
    >> SuSE 8.1 and using CUPS for
    >> printing and it does not simply work. I might have considered some sort
    >> of hardware problem (I'm
    >> using a Compax Presario 5670) if it was not for the reason that
    >> everything is working splendedly when
    >> I start my SuSE 7.2 system on the very same machine :-( . When looking
    >> at /proc/dev/parport/parport0
    >> I can see that the only difference is the value of 'modes', which is
    >> PCSPP,EPP for my 7.2 system and
    >> and only PCSPP for the 8.1 system.
    >>
    >> Any hint?
    >>
    >
    >
    > Are the kernel releases between 7.2 and 8.1 different?
    >
    > The 8.1 kernel might not have the appropriate parallel port stuff
    > turned on or compiled in.
    >
    >
    >
    >
    The 7.2 is kernel 2.4.4 and 8.1 is 2.4.19. When I run the command
    'modprobe lp' I also get the below messeges in
    /var /log/messeges from the 2.4.19 kernel. The 2.4.4 kernel does not
    give the same messages.

    May 15 20:32:16 lasse kernel: parport 0x378 (WARNING): CTR: wrote 0x0c,
    read 0xff
    May 15 20:32:16 lasse kernel: parport 0x378 (WARNING): DATA: wrote 0xaa,
    read 0xff
    May 15 20:32:16 lasse kernel: parport 0x378: You gave this address, but
    there is probably no parallel port there!
    May 15 20:32:16 lasse kernel: parport0: PC-style at 0x378 [PCSPP(,...)]
    May 15 20:32:16 lasse kernel: lp0: using parport0 (polling).

    When I check /proc/..../parport0/base-addr I get '888 1912' in both
    cases so apperntly 0x378 seems to be the
    right place for the port.

    Regards, Lars-G


    attached mail follows:


    Bob Tanner wrote:

    >On Wednesday 14 May 2003 03:07 pm, Lars-Göran Andersson wrote:
    >
    >
    >>Hi,
    >>
    >> it seems as if parport has a problem in finding my printer. I'm running
    >>SuSE 8.1 and using CUPS for
    >>printing and it does not simply work. I might have considered some sort
    >>of hardware problem (I'm
    >>using a Compax Presario 5670) if it was not for the reason that
    >>everything is working splendedly when
    >>I start my SuSE 7.2 system on the very same machine :-( . When looking
    >>at /proc/dev/parport/parport0
    >>I can see that the only difference is the value of 'modes', which is
    >>PCSPP,EPP for my 7.2 system and
    >>and only PCSPP for the 8.1 system.
    >>
    >>Any hint?
    >>
    >>
    >
    >Are the kernel releases between 7.2 and 8.1 different?
    >
    >The 8.1 kernel might not have the appropriate parallel port stuff turned on or
    >compiled in.
    >
    >
    >
    >
    The 7.2 is kernel 2.4.4 and 8.1 is 2.4.19. When I run the command
    'modprobe lp' I also get the below messeges in
    /var /log/messeges. The 2.4.4 kernel does not give the same messages.

    May 15 20:32:16 lasse kernel: parport 0x378 (WARNING): CTR: wrote 0x0c,
    read 0xff
    May 15 20:32:16 lasse kernel: parport 0x378 (WARNING): DATA: wrote 0xaa,
    read 0xff
    May 15 20:32:16 lasse kernel: parport 0x378: You gave this address, but
    there is probably no parallel port there!
    May 15 20:32:16 lasse kernel: parport0: PC-style at 0x378 [PCSPP(,...)]
    May 15 20:32:16 lasse kernel: lp0: using parport0 (polling).

    When I check /proc/..../parport0/base-addr I get '888 1912' in both
    cases so apperntly 0x378 seems to be the
    right place for the port.

    Regards, Lars-G

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