User`s guide

Contents
Customizing xPC Target Drivers
1
Introduction ...................................... 1-2
xPC Target Drivers
................................ 1-2
When to Write Your Own Drivers
.................... 1-3
Restrictions on Customizing xPC Target Drivers
........ 1-3
Expected Background
.............................. 1-3
Resources for Customizing xPC Targ et Drivers
......... 1-4
What Makes Up a n xPC Target Driver?
............... 1-6
Before You Start
................................... 1-8
Introduction
...................................... 1-8
Driver Types
..................................... 1-9
Bus Types and Register Access
...................... 1-9
Register Access
................................... 1-10
Inlining xPC Target Drivers
......................... 1-10
Creating a Custom Driver
.......................... 1-11
Debugging Notes
.................................. 1-16
PCI Drivers
2
PCI Bus Considerations ............................ 2-2
Introduction
...................................... 2-2
PCI Configuration Space API
........................ 2-3
Memory-Mapped Accesses
.......................... 2-6
I/O Port Accesses
.................................. 2-6
Sample PCI Device Driver
.......................... 2-8
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