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SubjectRe: Fwd: ACPI & I4L irq confilct: bug reporting on kernel 2.4.0-test8-pre4
Date
On Wed, 06 Sep 2000, you wrote:
> Guido Trentalancia schrieb:
>
> Hello Guido,
>
> > >Hi !
> > >This is a bug reporting, included are the output of various /proc file
> > > on my system:
> > >Motherboard: ASUS P2B-F with the latest bios bx2f113.awd (microcode
> > > update) ISDN: Winbond based card (Hisax type=36)
> > >Distribution: based on updated SuSE 6.4
> > >
> > >The problem is that if I compile the kernel (2.4.0-test8
> > > pre1,pre2,pre3,pre4) with both ACPI support and ISDN support there is a
> > > conflict in irq 9. I think ACPI first get irq 9 and then Hisax can't
> > > get it. Consequentially Hisax doesn't work if ACPI support is enabled.
> > >With ACPI turned off, everything works fine as with previous kernel
> > > test6 and test5 and ....
> > >Many thanx.
> >
> > after further testing the problem seems to be in IRQ SHARING.
> > in fact, with acpi disabled, once the hisax has got irq 9 (it is not
> > possible for card type 36 to change the irq), i can load the ethernet
> > modules 8390 and ne2k-pci for my ethernet PCI NE2000 card, but the
> > ne2k-pci driver also set its irq=9, so everytime i try to do:
> >
> > ifconfig eth0 up
> >
> > i get:
> >
> > SIOCSIFFLAGS: resource temporarily unavailable
> >
> > why don't add the irq parameter to the hisax winbond driver and to the
> > ne2k-pci driver ?
>
> there is no need or even sense to add such parameter, as irqs are
> assigned by the bios or OS for PCI type cards. The driver is supplied
> with the selected irq which is normally assigned during boot by the
> systems bios.
> You should change the bios PCI/Pnp setup to reflect your needs.
> I don't know if the Winbond driver supports IRQ-sharing, but other i4l
> drivers like the HFC-PCI which I maintain allow irq sharing without any
> problems even if 3 cards share it.
> So please setup your bios correctly and everything will work fine.
>
> > p.s.
> > my motherboard has pci slot 4 and slot 5 condivided and the isdn card is
> > on slot 4 while ethernet on slot 5.... so one may say "change your
> > motherboard", but everything worked fine with previous kernels (ACPI,
> > Hisax, ethernet)....
> >
> > Please help me.
> > Many thanx.
> > Please answer only via email: guido.trentalancia@tin.it
> > --
> > bye,
> > Guido Trentalancia
>
> Werner

the problems seems to be in the winbond driver (driver/isdn/hisax/w6692.[ch])
i tried to contact the author but the email address doen't exists anymore
(petr.novac@i.cz) could you help me ?
ACPI and NE2000 seems to be ok...
many thanx.
--
--
bye,
Guido Trentalancia
please reply via email

p.s.
use gnupg !
ftp://ftp.gnupg.org[unhandled content-type:application/pgp-keys]
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