From owner-freebsd-mobile  Thu Apr 11 16: 8:27 2002
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Date: Fri, 12 Apr 2002 01:08:21 +0200 (MEST)
From: Klaus Leibrandt <leibrand@informatik.tu-muenchen.de>
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To: freebsd-mobile@FreeBSD.ORG
Cc: freebsd-current@FreeBSD.ORG
Subject: Revised: Problems with NEWCARD IRQ mapping
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On Thu, 11 Apr 2002, Klaus Leibrandt wrote:

>
> Hello.
>
> I just tried the Developers Preview 1, and was really looking forwards to
> the new cardbus support. But while booting I now get the following

(ACPI is disabled!!!):

> pccbb0: <TI1225 PCI-CardBus Bridge> at device 10.0 on pci0
> cardbus0: <CardBus bus> on pccbb0
> pccard0: <16-bit PCCard bus> on pccbb0
> pci_cfgintr_linked: linked (62) to hard routed irq -1
> pci_cfgintr: 0:10 INTA routed to irq -1
> pccbb: Unable to map IRQ...
> panic: resource_list_release: can't find resource
> Debugger("panic")
> Stopped at     Debugger+0x40: xorl    %eax,%eax
> db>
>
> ----
>
> This does not happen when using OLDCARD, but OLDCARD is pretty useless,
> since my network device is CardBus.

A similar thing also happens with OLDCARD, but there pcic0 will fall back
to ISA and use polling mode. Nevertheless a PCI Interrupt will not be
routed.

> CardBus support works perfectly on Windows and Linux.
> (I inspected the Linux code. There is a special section dealing with bogus
> PCI IRQ configurations.)
>
> So, it would be nice if there was some hint or workaround. I am really
> sick of the Linux installation on my Notebook and really want FreeBSD
> back.
> I am too unexperienced with PCI IRQ routing and stuff, so I can't fix it
> myself (I don't have time either.)
>
> I hope there is a solution to this problem.
>
> ---
>
> Klaus Leibrandt
> leibrand@in.tum.de
>


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