VxWorks
Kernel Programmer’s Guide, 6.4
iv
Changing Boot Loader Drivers .............................................................. 16
Reconfiguring Memory ........................................................................... 17
Reconfiguring for Booting with the Target Server File System (TSFS) 17
Reconfiguring for Booting from a SCSI Device ................................... 18
Building Boot Loaders ............................................................................. 19
2.5 Kernel Configuration ............................................................................................. 19
2.5.1 VxWorks Image Types ............................................................................. 20
2.5.2 VxWorks Components ............................................................................. 22
2.5.3 Driver Selection ........................................................................................ 26
2.5.4 VxWorks Configuration Profiles ............................................................ 27
VxWorks Profiles for a Scaling the Operating System ........................ 28
VxWorks Scalability Profiles: A Multi-Level View of The System .... 29
Minimal Kernel Profile ............................................................................ 31
Basic Kernel Profile .................................................................................. 35
Basic OS Profile ......................................................................................... 38
2.5.5 Customizing VxWorks Code .................................................................. 40
System Clock Modification ..................................................................... 40
Hardware Initialization Customization ................................................ 41
Other Customization ............................................................................... 41
2.6 Power Management ............................................................................................... 42
2.6.1 Power Management for IA Architecture .............................................. 42
ACPI Processor Power and Performance States .................................. 43
ACPI Thermal Management ................................................................... 45
VxWorks Power Management Facilities ............................................... 45
Configuring VxWorks With Power Management Facilities ............... 51
Power Management and System Performance .................................... 51
2.6.2 Power Management for Other Architectures ....................................... 52
2.7 Kernel-Based Applications ................................................................................... 53
2.7.1 Application Structure .............................................................................. 54
2.7.2 VxWorks Header Files ............................................................................. 55
2.7.3 Static Instantiation of Kernel Objects .................................................... 57
Static Instantiation of Objects ................................................................. 59
2.7.4 Applications and VxWorks Kernel Component Requirements ......... 63
