VxWorks
Kernel Programmer's Guide, 6.6
iv
2.4.4 VxWorks Configuration Profiles ............................................................ 22
2.4.5 Small VxWorks Configuration Profiles ................................................ 24
How Small Configuration Profiles Create Smaller Systems .............. 25
Configuring and Building Small VxWorks Configurations ............... 27
Optimization of Small VxWorks Profile Systems ................................ 27
Minimal Kernel Profile ............................................................................ 28
Basic Kernel Profile .................................................................................. 33
Basic OS Profile ......................................................................................... 35
2.4.6 Customizing VxWorks Code .................................................................. 39
System Clock Modification ..................................................................... 39
Hardware Initialization Customization ................................................ 39
Other Customization ............................................................................... 39
2.5 Power Management ............................................................................................... 40
2.5.1 Power Management for IA Architecture .............................................. 41
ACPI Processor Power and Performance States .................................. 41
ACPI Thermal Management ................................................................... 43
VxWorks Power Management Facilities ............................................... 43
Configuring VxWorks With Power Management Facilities .............. 49
Power Management and System Performance .................................... 49
2.5.2 Power Management for Other Architectures ....................................... 49
2.6 Kernel Applications ............................................................................................... 51
2.6.1 C and C++ Libraries ................................................................................. 52
2.6.2 Application Structure .............................................................................. 52
2.6.3 VxWorks Header Files ............................................................................. 53
2.6.4 Static Instantiation of Kernel Objects .................................................... 56
2.6.5 Applications and VxWorks Kernel Component Requirements ........ 62
2.6.6 Building Kernel Application Modules .................................................. 62
2.6.7 Downloading Kernel Application Object Modules to a Target ......... 64
2.6.8 Linking Kernel Application Object Modules with VxWorks ............ 64
2.6.9 Image Size Considerations ...................................................................... 65
2.6.10 Configuring VxWorks to Run Applications Automatically .............. 66
