In article <20050602101626.GB163@bsd.makhraj.bsd>,
Ja'far Railton <zen25058@zen.co.uk> wrote:
>-=-=-=-=-=-
>
>Hello
>
>My pcmcia modem works with a 2.0.2 kernel and userland. After an upgrade
>to -current kernel and userland I couldn't get it it work, so I had to start
>over from scratch as the downgrade back to 2.0.2 entailed serious problems.
>
>I am worried that my modem won't work even on 3.0_STABLE whenever it is
>released. I have tried building new kernels from current sources but
>they don't work, e.g. 
>
>	tip modem	
>	cbb0 wait took 0.0315[...]s
>	link down
>
>	cu -p modem --> freeze requiring power off 
>
>1. "Should" a modem working with 2.0.2 kernel and userland work with a
>-current kernel?
>
>2. What could be the reason that the modem works with 2.0.2 kernel and
>not with the -current kernel? (Something to do with the "new" cbb0 wait
>message?)
>
>In both cases the configuration is the same - ACPI enabled, ACPI_PCI_FIXUP,
>no other changes to GENERIC_LAPTOP.
>
>I attach a diff of the 2.0.2 and -current dmesgs.
>Thanks for any pointers.

I think your problem might be in the changes in sys/dev/pci/pccbb.c. Can
you try to compile a current kernel with pccbb.c from 2.0.2?

christos