Re: [PARPORT] lp: driver loaded but no devices found...

From: Dennis K (
Date: Wed Aug 23 2000 - 03:49:34 EDT

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    > kernel: 0x378: FIFO is 16 bytes
    > kernel: 0x378: writeIntrThreshold is 16
    > kernel: 0x378: readIntrThreshold is 16
    > kernel: parport0: PC-style at 0x378 (0x778) [PCSPP,TRISTATE,COMPAT,EPP,ECP]
    > kernel: parport0: irq 7 detected
    > kernel: parport0: Printer, HEWLETT-PACKARD DESKJET 870C
    > kernel: lp: driver loaded but no devices found
    > so the parport module is obviously loading correctly, and setting the port
    > to parport0, and even seeing my printer. in conf.modules i added a line
    > saying "alias parport_lowlevel parport_pc" (redhat 6.2). actually it was
    > already there, so i deleted it & tried the modules, but that made no
    > difference anyway, so i stuck it back in :)

    This I am not sure about, but could it be that the modules uses sysv ipc
    to communicate? If so, do you have the /dev/shm/ filesystem installed?
    If not try to read the sysv ipc stuff in
    linux/Documentation/ (just "less" it and press "/" and
    write /dev/shm).

            Regards, Dennis

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