[patch] Add some asserts

[Alex Deucher]

2009/12/22 Rafael Espíndola <rafael.espindola at gmail.com>:
> I am debugging a crash at startup in a 27 inch imac (Mobility Radeon
> HD 4850). The attached patch doesn't fix it, but it makes it a lot
> more obvious what is going wrong (currently the driver just
> segfaults).

Sounds like you have a funky bios (likely on a mac).  Can you send me
a copy of your video bios?
(as root):
cd /sys/bus/pci/devices/<pci bus id>
echo 1 > rom
cat rom >/tmp/imac.rom
echo 0 > rom

I can probably come up with a quirk to handle it properly.

Alex