RE: Fwd: ACPI & I4L irq confilct: bug reporting on kernel 2.4.0-test8-pre4

From: Jorge Boncompte \(DTI2\) (jorge@dti2.net)
Date: Thu Sep 07 2000 - 05:36:36 EST


    Sorry I forget to say that this systems runs with stock 2.2.16 kernel.
(w6692.c v1.4)

    Bye.

==============================================================
Jorge Boncompte - Técnico de sistemas
DTI2 - Desarrollo de la Tecnología de las Comunicaciones
--------------------------------------------------------------
C/ Abogado Enriquez Barrios, 5 14004 CORDOBA (SPAIN)
Tlf:+34 957 761395 / Móvil:+34 696 906252 / FAX:+34 957 450380
--------------------------------------------------------------
jorge@dti2.net _-_-_-_-_-_-_-_-_-_-_-_-_-_ http://www.dti2.net
==============================================================
Without wicker a basket cannot be done.
==============================================================

----- Mensaje original -----
De: "Jorge Boncompte (DTI2)" <jorge@dti2.net>
Para: <linux-kernel@vger.kernel.org>
CC: "Werner Cornelius" <Cornelius@isdn-development.de>
Enviado: jueves, 07 de septiembre de 2000 12:26
Asunto: RE: Fwd: ACPI & I4L irq confilct: bug reporting on kernel
2.4.0-test8-pre4

> I have several systems (Siemens Scenic PRO D6 - P-II 233 - 64MB)
running
> with 4 asus (type 36) in the same irq. I had to modify the code to add the
> shareable flag. No problem at all.
>
> Regards.
>
> ==============================================================
> Jorge Boncompte - Técnico de sistemas
> DTI2 - Desarrollo de la Tecnología de las Comunicaciones
> --------------------------------------------------------------
> C/ Abogado Enriquez Barrios, 5 14004 CORDOBA (SPAIN)
> Tlf:+34 957 761395 / Móvil:+34 696 906252 / FAX:+34 957 450380
> --------------------------------------------------------------
> jorge@dti2.net _-_-_-_-_-_-_-_-_-_-_-_-_-_ http://www.dti2.net
> ==============================================================
> Without wicker a basket cannot be done.
> ==============================================================
>
> ----- Mensaje original -----
> De: "Werner Cornelius" <Cornelius@isdn-development.de>
> Para: "Guido Trentalancia" <guido.trentalancia@tin.it>
> CC: <linux-kernel@vger.kernel.org>; <linux-net@vger.kernel.org>
> Enviado: jueves, 07 de septiembre de 2000 9:58
> Asunto: Re: Fwd: ACPI & I4L irq confilct: bug reporting on kernel
> 2.4.0-test8-pre4
>
>
> >
> >
> > Guido Trentalancia schrieb:
> > >
> > > 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 ?
> >
> > I will have a look at the driver.
> > Petrs Mail address should be petr.novak@i.cz
> > Petr wrote the driver and handed them to the i4l crew.
> > As far as I can recognize the driver doesn't set the shareable flag for
> > the interrupt.
> > I might change this and send it to you for a test. If it works we may
> > take it into CVS.
> >
> >
> > > ACPI and NE2000 seems to be ok...
> > > many thanx.
> > > --
> > > --
> > > bye,
> > > Guido Trentalancia
> > > please reply via email
> > >
> >
> > Werner
> > -
> > To unsubscribe from this list: send the line "unsubscribe linux-net" in
> > the body of a message to majordomo@vger.kernel.org
> >
>

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