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ADC Home > Documentation > Hardware > Device Managers and Drivers > PCI Card Services > Designing PCI Cards and Drivers for Power Macintosh Computers


  

Implementing Private Control and Status Calls

If you define private Control and Status calls for communication with your device driver, you must follow certain rules to ensure reliable operation. This section outlines these rules.

Private csCode Selection

Synchronous Does Not Equal System Task Time

Private Calls and Virtual Memory


© 1999 Apple Computer, Inc. – (Last Updated 26 March 99)