cardbus/xircom realport no longer works

[Adrian Murphy]

Ian FREISLICH wrote:
> Daniel Eischen wrote:
>> M. Warner Losh wrote:
>>> In message: <E1GXdro-000Izw-QQ at hetzner.co.za>
>>>             Ian FREISLICH <if at hetzner.co.za> writes:
>>> : Hi
>>> : 
>>> : After upgrading from 6.2-prerelease to current on one of my friend's
>>> : laptops, the cardbus ethernet adaptor doesn't work any more.
>>> : The card is one of those 2 slot thick Xircom RealPorts ethernet
>>> : with a modem (red plastic connectors in the card).
>>> : 
>>> : I can supply more information if required.  (At least it works with
>>> : my old 10M Accton pccard).
>>> : 
>>> : FreeBSD 6.2-PRERELEASE #0: Mon Oct  9 08:36:57 UTC 2006
>>> : 
>>> : cbb0: <TI1225 PCI-CardBus Bridge> at device 3.0 on pci0
>>> : cardbus0: <CardBus bus> on cbb0
>>> : pccard0: <16-bit PCCard bus> on cbb0
>>> : cbb1: <TI1225 PCI-CardBus Bridge> at device 3.1 on pci0
>>> : cardbus1: <CardBus bus> on cbb1
>>> : pccard1: <16-bit PCCard bus> on cbb1
>>> : 
>>> : dc0: <Xircom X3201 10/100BaseTX> port 0x1000-0x107f mem 0x88000000-0x8800
> 07ff, 0x88001000-0x880017ff irq 11 at device 0.0 on cardbus0
>>> : miibus0: <MII bus> on dc0
>> : tdkphy0: <TDK 78Q2120 media interface> on miibus0
>>> : tdkphy0:  10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto
>>> : dc0: Ethernet address: 00:10:a4:98:ff:b6
>>> : sio4: <Xircom Cardbus modem> port 0x1080-0x1087 mem 0x88002000-0x880027ff
> ,0x88003000-0x880037ff at device 0.1 on cardbus0
>>> : sio4: type 16550A
>>> : sio4: unable to activate interrupt in fast mode - using normal mode
>>> : 
>>> : 
>>> : FreeBSD 7.0-CURRENT #1: Tue Oct 10 10:42:40 UTC 2006
>>> : 
>>> : cbb0: <TI1225 PCI-CardBus Bridge> at device 3.0 on pci0
>>> : cardbus0: <CardBus bus> on cbb0
>>> : pccard0: <16-bit PCCard bus> on cbb0
>>> : cbb1: <TI1225 PCI-CardBus Bridge> at device 3.1 on pci0
>>> : cardbus1: <CardBus bus> on cbb1
>>> : pccard1: <16-bit PCCard bus> on cbb1
>>> : 
>>> : cardbus0: CIS pointer is 0x107
>>> : cardbus0: CIS in option rom
>>> : cardbus0: Unable to allocate resource to read CIS.
>>> : cardbus0: Unable to allocate resources for CIS
>>> : cardbus0: Warning: Bogus CIS ignored
>>> : dc0: <Xircom X3201 10/100BaseTX> port 0x1000-0x107f mem 0x88000000-0x8800
> 07ff, 0x88001000-0x880017ff at device 0.0 on cardbus0
>>> : dc0: No station address in CIS!
>>> : device_attach: dc0 attach returned 6
>>> : cardbus0: CIS pointer is 0x207
>>> : cardbus0: CIS in option rom
>>> : cardbus0: Unable to allocate resource to read CIS.
>>> : cardbus0: Unable to allocate resources for CIS
>>> : cardbus0: Warning: Bogus CIS ignored
>>> : sio4: <Xircom Cardbus modem> port 0x1000-0x1007 mem 0x88002000-0x880027ff
> ,0x88003000-0x880037ff at device 0.1 on cardbus0
>>> : sio4: type 16550A
>>> : sio4: [GIANT-LOCKED]
>>> : sio4: unable to activate interrupt in fast mode - using normal mode
>>>
>>> This is defintiely weird....  I'll see if I can recreate it...
>> I have the same problem on -current with my dc (Xircom) card and
>> a Dell Inspiron laptop.  It used to work (under -current) but
>> hasn't worked in months.

I also have a Dell Inspiron and I have trouble with cardbus in current 
since Jan 2006.

> Do you have an approximate date at which it stopped working?  My
> laptoy is dog slow, but I'm prepared to do a binary search if you
> can give me a start time.

If I wind the version of the Cardbus module back to a date < December 
29, 2005 the problem goes away. Otherwise, I get the problem you describe.

I use Cardbus for a wireless card.

Adrian