Please ignore the message. I had my parport configured incorrectly as a
fifo.
regards,
Hassan
> -----Original Message-----
> From: Syed, Hassan (ETD)
> Sent: Tuesday, February 27, 2001 9:05 AM
> To: 'linux-parport@torque.net'
> Subject: [PARPORT] Getting started with Parport configuration
>
>
> Hi,
>
> Hope you can help me with making some headway in programming the
> parallel port on Armada E500. I am using Redhat 7.0 with kernel 2.4.2
>
> This is what I did so far:
> insmod parport
> insmod ppdev
> insmod parport_pc
>
> dmesg returns:
>
> ppdev: user-space parallel port driver
> parport0: PC-style at 0x378 [PCSPP, TRISTATE, EPP]
> parport0: cpp_daisy: aa5500ff(88)
> parport0: assign_addrs: aa5500ff(88)
> parport0: faking semi-colon
> parport0: Legacy device
>
> Now for the programming part:
> ......
> #include <linux/parport.h>
> #include <linux/ppdev.h>
>
> ....
> fd =open ("/dev/parport0", O_RDWR);
> if (fd = -1) {
> perror ("open");
> exit (0);
> }
>
> if (ioctl (fd, PPCLAIM)) {
> perror ("PPCLAIM");
> }
>
> The following message results:
> PPCLAIM: Invalid argument
>
> I would apreciate any pointers on what I am missing.
>
> Thanks,
> Hassan
>
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This archive was generated by hypermail 2b29 : Tue Feb 27 2001 - 11:27:32 EST