Which DDK?

I’m doing a driver for a prioprietary PCI card based on the PLX IOP-480. I
need open, close, read, and write. Which DDK is correct?

None of the above.

What you need is to write your driver with the Resource Manager Framework.
Check the online doc.

“James Dabbs” <gdabbs@mindspring.com> wrote in message
news:9agjo2$io4$2@inn.qnx.com

I’m doing a driver for a prioprietary PCI card based on the PLX IOP-480.
I
need open, close, read, and write. Which DDK is correct?