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8.2 Developing a Driver Using the Enhanced Chipset Support
When developing a driver for a device based on one of the enhanced-support
chipsets [8.1], you can use WinDriver's
chipset-set specific support by following these steps:
- Locate the sample diagnostics program for your device under the
WinDriver/chip_vendor/chip_name/ directory.
Most of the sample diagnostics program names are derived from
the sample's main purpose (e.g. download_sample
for a firmware download sample) and their source code can be found
directly under the specific chip_name/ directory.
- Run the custom diagnostics program to diagnose your device and
familiarize yourself with the options provided by the sample program.
- Use the source code of the diagnostics program as your skeletal
device driver and modify the code, as needed, to suit your specific
development needs. When modifying the code, you can utilize the
custom WinDriver API for your specific chip. The custom API is
typically found under the WinDriver/chip_vendor/lib/
directory.