Volume XXII Number 4 Dec 2002

Table of Contents

Message from the Chair - Currie Colket............................................................................................................................................. 1

Author Information ................................................................................................................................................................................3

Proceedings of the 11th International Real Time Ada Workshop

Introduction............................................................................................................................................................................................... 6

IRTAW 2003 Announcement................................................................................................................................................................. 8

User Experiences with the Aonix ObjectAda RAVEN Ravenscar Profile Implementation.......................................................... 10

Experience Report on the Implementation of EPTs for GNAT......................................................................................................... 22

Practical Implementations of Embedded Software Using the Ravenscar Profile.......................................................................... 28

Software Portability Gains Realized with METAH and Ada 95....................................................................................................... 37

Using Ravenscar to Support Fault-Tolerant Real-Time Applications............................................................................................ 47

Precise Response Time Analysis for Ravenscar Kernels................................................................................................................. 53

Modeling and Schedulability Analysis in the Development of Real-Time Distributed Ada Systems...................................... 58

Protected Ceiling Changes.................................................................................................................................................................... 66

Accessing Delay Queues...................................................................................................................................................................... 72

Application-Defined Scheduling in Ada............................................................................................................................................. 77

Language Issues of Compiling Ada to Hardware.............................................................................................................................. 85

Asynchronous Transfer of Control in the Real-Time Specification for Java................................................................................ 95

Session Summary: Future of the Ada Language and Languages Changes such as the Ravenscar Profile........................... 113

Session Summary: Safety Improvements for Consideration.......................................................................................................... 120

Session Summary: Real-Time, Fault Tolerance and Distribution.................................................................................................. 123

Session Summary: Language Changes for Scheduling, Modeling and Analysis...................................................................... 125

Session Summary: Update on the Real-Time Specification for Java............................................................................................. 128

Session Summary: Summary and Plans for next IRTAW............................................................................................................... 131

WG9 Liason Request with SIGAda................................................................................................................................................... 132

Plan for Ada API Management.......................................................................................................................................................... 134

SIGAda 2002 Announcement............................................................................................................................................................ 139

A Quarterly Publication of SIGAda,

the ACM Special Interest Group on Ada