Peck Dickens wrote:
>
> Hi everybody,
>
> I recently added a sound card to my Linux box and had to
> remove/reconfigure my printer setup due to an irq conflict at irq 5 (The
> printer was set to irq 5 and ioport 378 and the sound card needed irq 5
> to function). Anyway, the sound card installation went great and I now
> enjoy using some of the multimedia applications that you can get for
> Linux ;)
>
> However, I apparently created a system problem I am having difficulty
> solving. I cannot get my parallel port to function. I reconfigured the
> parallel port (parport) to use irq 7 and ioport 378. Easy enough.
> However when I go and look at the irq listing in /proc/interrupts using
> the commmand:
> cat /proc/interrupts, irq 7 is not listed. However, the command: cat
> /proc/ioports shows the correct ioport address of 378. When I print, the
> print que complains that it cannot open '/dev/lp1' - device not
> configured. This makes sense in that parport has no irq assigned to it
> that can be seen in /proc/interrupts. My question is why can't I
> configure irq 7? it's a free resource... What am I doing wrong? On this
> particular machine, I am running Caldera OpenLinux 2.3. Any help is much
> appreciated.
Is it possible that your printer port irq is defined in your bios? This
could be your problem, change it there to whatever you changed it to
under Linux.
>
> Best
>
> M. Peck Dickens
>
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