Re: [Lcd4linux-devel] How get i the verbose output? / Hash-Age problem

[Michael R. <re...@eu...>]

Hi Markus,

>>> Display HD44780-20x4 {
>>>     Driver 'HD44780'
>>> #    Port '/dev/par0'   
>>>    Port '0x378'
>>
>> you should really try to get parport up and running. "Raw" port I/O  
>> (by specifiying 0x378 as a port) will be dropped someday.
> 
> I've try it, but i've got errors:
> 
> drv_generic_parport.c: using ppdev /dev/par0
> HD44780: ioctl(/dev/par0, PPCLAIM) failed: 22 Invalid argument
> HD44780: could not initialize parallel port!
> 
> the modules for par0 access are loaded (ppdev, parport, parport_pc).
> I try to run lcd4linux as root.

This means that the parallel port is occupied by some other driver or 
program, most probably the printing subsystem.

- try 'fuser /dev/par0'
- Try to unload the "lp" module

bye, Michael

-- 
Michael Reinelt                                   Tel: +43 676 3079941
Geisslergasse 4                                   Fax: +43 316  692343
A-8045 Graz, Austria                          e-mail: re...@eu...