Problem with nVidia GeForce 6800 Ultra on Leopard
Problem with nVidia GeForce 6800 Ultra on Leopard
- Subject: Problem with nVidia GeForce 6800 Ultra on Leopard
- From: "Apparao Mulpuri" <email@hidden>
- Date: Fri, 22 Feb 2008 10:37:27 +0530
Hello List,
I have a KEXT which will interact with the Monitor firmware. My
application, which will do following action upon launching:
1. Check the Monitor Connection
2. Find out graphics card type & Support of particular
Graphics Card(presently working with nVidia 6800 Ultra) with Monitor.
---- Here, we are accessing graphics card virtual address space and
setting and getting the values of SDA and SCL lines.
Its working on Panther and Tiger, but giving problem(Graphics card
has two ports, problem with the second port(port 1) only. I can able
to set HIGH/Low on SDA/SCL lines on port 0) with Leopard OS. I tried
it out by installing 10.5.2 also, but still that problem is there.
I have tried by putting some time delay between setSDA and getSDA
calls, but not succeded.
Can any one provide best approach to trace out the issue?
Thanks,
- Apparao.
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