2000-11-07 00:20:56

by David Ford

[permalink] [raw]
Subject: Re: current snapshots of pcmcia

David Hinds wrote:

> On Mon, Nov 06, 2000 at 03:19:41PM -0800, David Ford wrote:
> >
> > Undoubtedly :( But it used to work when I used your i82365 module instead of
> > the kernel's yenta module. The i82365 module now gives the same failure
> > output as the yenta module.
>
> How long ago was this? I would need to know what kernel versions and
> what PCMCIA driver versions were involved. It has been months since I
> changed any of the PCI bridge setup code in the PCMCIA modules.

test10-pre6, your code from mid october worked (with gross hack I made for the L1
cache define).

test10 release, nothing works now.


> > I modprobed the following to get things up and running, (all your pkg)
> > pcmcia_core, i82365, and ds. Then ran cardmgr. All was well. Now when I
> > load i82365, it yields the pci irq failure and the irq type is changed.
> >
> > 2nd sentc: What changed in the last two-three weeks? I notice that the
> > current pcmcia (yours) code loads a new module called pci_fixup.
>
> There is no module called pci_fixup. There is an object file called
> pci_fixup that is linked into pcmcia_core. This has been there since
> PCMCIA release 3.1.11.

Hmm, lsmod showed it. I'll duplicate and report.


> > Intel PCIC probe: <4>PCI: No IRQ known for interrupt pin A of device 00:03.0.
> > PCI: No IRQ known for interrupt pin B of device 00:03.1.
>
> This is a PCI subsystem issue; the PCMCIA code asks the PCI subsystem
> to activate the bridge device and isn't working.
>
> > Ricoh RL5C478 rev 03 PCI-to-CardBus at slot 00:03, mem 0x10000000
> > host opts [0]: [isa irq] [io 3/6/1] [mem 3/6/1] [no pci irq] [lat
> > 168/176] [bus 2/5]
> > host opts [1]: [serial irq] [io 3/6/1] [mem 3/6/1] [no pci irq] [lat
> > 168/176] [bus 6/9]
> > ISA irqs (default) = 3,4,7,11 polling interval = 1000 ms
> >
> > Previous output was:
> > Ricoh RL5C478 rev 03 PCI-to-CardBus at slot 00:03, mem 0x10000000
> > host opts [0]: [serial irq] [io 3/6/1] [mem 3/6/1] [no pci irq] [lat
> > 168/176] [bus 2/5]
> > host opts [1]: [serial irq] [io 3/6/1] [mem 3/6/1] [no pci irq] [lat
> > 168/176] [bus 6/9]
> > ISA irqs (default) = 3,4,7,11 polling interval = 1000 ms
> >
> > Notice the change from serial irq to isa irq.
>
> This is odd. I don't have an explanation for this, especially without
> knowing what PCMCIA driver releases were involved. Unless you specify
> otherwise, the i82365 driver just reports the bridge settings that it
> finds; it won't change the interrupt delivery mode unless told to do
> so. So something else has caused your two sockets to be set up in
> different ways; there isn't any way to tell the i82365 module to do
> that.

Ok. I'll go back to test10-pre6 and get a working pcmcia system and we'll go from
there.

-d

--
"The difference between 'involvement' and 'commitment' is like an
eggs-and-ham breakfast: the chicken was 'involved' - the pig was
'committed'."



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