[patch] Add some asserts

[Rafael Espíndola]

> Can you send me a copy of your video bios?  I suspect this is a mac
> "quirk" rather than a valid configuration as the last valid connector
> is 0x13.  To get a copy of your video bios do the following as root:
> cd /sys/bus/pci/devices/<pci bus id>
> echo 1 > rom
> cat rom > /tmp/mac.vbios
> echo 0 > rom

I tried to send it on your first request, but I couldn't compress it
below the 40KB message size requirement. I did a "Reply All", so you
probably have the file in your mailbox somewhere.

> Thanks,
>
> Alex
>

Cheers,
Rafael