Re: [cbm4linux-users] No such device

[Michael K. <mic...@pu...>]

Hi Daniel!

> I'm using Debian with a 2.6.6-2 Kernel and got the cbm4linux sources by
> apt-get.
> First problem: I had no modsetver.h in /usr/src/linux/include/linux , so i
> copied it from /usr/include/linux.
> I hope this is ok.

Not sure about that. We'll see... ;-)

> After this i tried again to build a cbm module with "./debian/rules
> KSRC=/usr/src/linux build".
> I got an error message but although cbm.ko and cbm.o.
> >Output:
> > dh_testdir
> > dh_testroot
> > dh_clean
> > if [ -f debian/control.backup ]; then \
> >         mv -f debian/control.backup debian/control; \
> > fi
> > rm -f *.ko *.o cbm.mod.* build-stamp
> > dh_testdir
> > dh_testroot
> > make -C /usr/src/linux SUBDIRS=/usr/src/modules/cbm4linux modules
> > make[1]: Entering directory `/usr/src/kernel-source-2.6.6'
> >   CC [M]  /usr/src/modules/cbm4linux/cbm_module.o
> > /usr/src/modules/cbm4linux/cbm_module.c: In Funktion >>init_module<<:
> > /usr/src/modules/cbm4linux/cbm_module.c:697: Warnung: Verarbeiten des
> Argumentes 5 von >>parport_register_device<< von inkompatiblem Zeigertyp
> > /usr/src/modules/cbm4linux/cbm_module.c:663: Warnung: unused variable `i'
> >   LD [M]  /usr/src/modules/cbm4linux/cbm.o
> >   Building modules, stage 2.
> >   MODPOST
> >   CC      /usr/src/modules/cbm4linux/cbm.mod.o
> >   LD [M]  /usr/src/modules/cbm4linux/cbm.ko
> > make[1]: Leaving directory `/usr/src/kernel-source-2.6.6'
> > touch build-stamp

No error here, just a warning. Is that the complete output?

> Hoping the best i copied cbm.ko to /lib/modules/2.6.6/kernel/drivers/misc and
> edited /lib/modules/2.6.6/modules.dep.
> By the way parport_pc ist compiled into kernel und detects the port (0x3bc,
> irq7).
> from kern.log:
> > parport0: PC-style at 0x3bc (0x7bc) [PCSPP,TRISTATE]
> > parport0: irq 7 detected
> > lp0: using parport0 (polling).
> Now i got this error:
> > blackbox:/home/daywalker# modprobe cbm
> > FATAL: Error inserting cbm (/lib/modules/2.6.6/kernel/drivers/misc/cbm.ko):
> No such device
> from kern.log:
> > cbm_init: parallel port irq not configured: 0

Looks like you have to configure the IRQ explicitly. Just because the
IRQ line is detected doesn't also mean it's actually used ;-)

Did you check /proc/interrupts?

> I read old mailing articles and searched with "google" but i did'nt find any
> comparable.
> I did't use make-kpkg because it made a lot but nothing which belongs to
> cbm4linux :-(

Can you be more specific?

> Probably you see i'm a newbie and my english is sluttishly but i hope you can
> help me even though.

Good luck!

-- 
Michael

Debian is like Suse with yast turned off, just better. :)
	-- Goswin Brederlow