how to use two graphics cards for two displays

I want to use two diffents graphics cards for two displays,how can i do it?
i see something about it in QNX’ Doc,and write a config file ,but it doesn’t
work.
Someone who can help me?
Thanks.

The docs here:

http://www.qnx.com/developers/docs/6.3.0SP1/neutrino/user_guide/hardware.html#Video

Explain how to setup multiple cards.

Best regards,

Erick

Apple wrote:

I want to use two diffents graphics cards for two displays,how can i do it?
i see something about it in QNX’ Doc,and write a config file ,but it doesn’t
work.
Someone who can help me?
Thanks.