System Services Directory And File Structure; Accessing The System Services Api - Analog Devices VisualDSP++ 5.0 Service Manual

Visualdsp++ 5.0 device drivers and system for blackfin processors
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Most application find the termination sequence listed below to be opti-
mal. Any service in the sequence that is not used by the application can
simply be omitted from the sequence.
1. Timer service
2. Programmable flag service
3. DMA manager service
4. Deferred callback service
5. Port control (ADSP-BF534/536/537 processors only)
6. Power management service
7. External bus interface unit
8. Interrupt control service

System Services Directory and File Structure

All files for the system services are contained within the
directory tree. In VisualDSP++ installations, this directory is used for core
development tools. Other development toolsets may use other directory
names for their toolkits, but the system services can always be found
within the
Blackfin
To use the system services, applications need only include a single include
file in their source code, and link with a single system services library
module that is appropriate for their configuration.

Accessing the System Services API

Applications using system services should include the
Blackfin/include/services
preprocessor search path. User source files that access any of the system
VisualDSP++ 5.0 Device Drivers and System
Services Manual for Blackfin Processors
directory tree.
directory in the (compiler and/or assembler)
Introduction
Blackfin
1-11

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