5.3-BETA5 panics when inserting dc0 carbus card (only with ACPI enabled) enabled)

M. Warner Losh imp at bsdimp.com
Thu Sep 23 00:07:20 PDT 2004


In message: <20040923065458.GA51802 at numeri.campus.luth.se>
            Johan Karlsson <johan at freebsd.org> writes:
: On Thu, Sep 23, 2004 at 00:33 (-0600), M. Warner Losh wrote:
: > In message: <20040923062435.GA51381 at numeri.campus.luth.se>
: >             Johan Karlsson <johan at freebsd.org> writes:
: > : On Thu, Sep 23, 2004 at 00:03 (-0600), M. Warner Losh wrote:
: > : > In message: <20040923060012.GE18509 at numeri.campus.luth.se>
: > : >             Johan Karlsson <johan at freebsd.org> writes:
: > : > : On Wed, Sep 22, 2004 at 17:21 (-0600), M. Warner Losh wrote:
: > : > : > Is there a pci bridge involved?  It is a well known problem for
: > : > : > cardbus systems that if there isn't, you get mappings like this.
: > : > : 
: > : > : In the dmesg output:
: > : > : cbb0: <TI1450 PCI-CardBus Bridge> mem 0x50000000-0x50000fff irq 11 at device 2.0 on pci0
: > : > : cbb0: Reserved 0x1000 bytes for rid 0x10 type 3 at 0x50000000
: > : > : cardbus0: <CardBus bus> on cbb0
: > : > : 
: > : > : If I understand this correctly it should use the PIC-Cardbus bridge.
: > : > : Is there anythng you want me to try?
: > : > 
: > : > I think you misunderstand me.  I'm saying that there's a bug in
: > : > FreeBSD, not that there's anything wrong with your hardware.
: > : 
: > : I understand that, I was just trying to say that from the dmesg
: > : output it seems like it is using the PCI-Cardbus bridge. If I read
: > : your statement above correctly then that should not be the problem.
: > 
: > Ah.  What I was trying to say was that I know of a bug that will be
: > triggered when the pci-cardbus bridge is attached directly to a bus
: > that is attached to the host bridge (eg pci0).  In your case, that
: > seems to be exactly what's happening.
: 
: Ok, thanks for the clarifications. Please, let me know if/when there is 
: anything that needs testing. Unfortunatly I'm no kernel wisard but I'll 
: be happy to try anything.

Well, I'll be putting some brats on the grill tomorrow night and
having a few cold ones if you wanted to bring the laptop over :-)
Sadly, I suspect that you'll tell me that the drive is a little far on
such short notice :-(

Warner


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