WP1 - RTOS State of the Art Analysis

Deliverable D1.1 - RTOS Analysis

Ismael Ripoll

Pavel Pisa

Luca Abeni

Paolo Gai

Agnes Lanusse

Sergio Saez


Table of Contents
I. Introduction
1. Introduction
2. POSIX Standard
Introduction
XSI System Interfaces and Extensions
3. OSEK/VDX
Introduction
Architecture of the OSEK/VDX operating system
Task Management
Application modes and system startup
Interrupt processing
Events
Scheduling
Resource Management
Miscellaneous
OSEK COM
OSEK NM
OSEKTime
4. Analyzed features
5. Summary
II. RTOS Analysis
6. Realtime Support in Linux
Scheduling
Virtual Memory
Shared Memory
High Resolution POSIX Timers (HRT)
Realtime Signals
POSIX Asynchronous I/O
POSIX Threads
Quality of Service
Compatibility
7. Low-Latency Patches for Linux
Kernel Latency
Possible Solutions
Evaluation
8. RTLinux/GPL
Architecture overview
Hardware characteristics
Process management
Memory management
Inter-Process communication
Time and timers
Driver programming
Quality of Service
Network
Filesystems
Trace and debug
Miscelanea
9. RTAI
Architecture overview
Hardware characteristics
Process management
Memory management
Inter-Process communication
Time and timers
Driver programming
Quality of Service
Network
Filesystems
Trace and debug
Miscelanea
10. RTEMS 4.5+
Hardware characteristics
Process management
Memory management
Inter-Process communication
Time and timers
Driver programming
Quality of Service
Network
Filesystems
Trace and debug
Miscellaneous
11. QNX
Architecture overview
Hardware characteristics
Process management
Memory management
Inter-Process communication
Time and timers
Driver programming
Quality of Service
Network
Filesystems
Trace and debug
Miscelanea
12. VxWorks 5.x
Hardware characteristics
Process management
Memory management
Inter-Process communication
Time and timers
Driver programming
Quality of Service
Network
Filesystems
Trace and debug
Miscelaneous
13. LynxOS
Hardware characteristics
Process management
Memory management
Inter-Process communication
Time and timers
Driver programming
Quality of Service
Network
Filesystems
Trace and debug
Miscelanea
Modularity
Bibliography
A. GNU Free Documentation License
PREAMBLE
APPLICABILITY AND DEFINITIONS
VERBATIM COPYING
COPYING IN QUANTITY
MODIFICATIONS
COMBINING DOCUMENTS
COLLECTIONS OF DOCUMENTS
AGGREGATION WITH INDEPENDENT WORKS
TRANSLATION
TERMINATION
FUTURE REVISIONS OF THIS LICENSE
How to use this License for your documents
List of Tables
1. Project Co-ordinator
2. Participant List
3. Document Version
10-1. Thread Creation and Deletion calls
11-1. Thread creation and deletion calls
11-2. Synchronization Services
11-3. Communication Services
11-4. Semaphore management primitives
11-5. Mutexes management primitives
11-6. Atomic Operations
11-7. Message Passing API
11-8. Signals range
11-9. Interrupt Handling API
List of Figures
6-1. Network Subsystem
6-2. Traffic Control configuration
7-1. Latency in the Standard Kernel
7-2. Latency in the Low Latency Kernel
7-3. Latency in the Preemptable Kernel
7-4. Latency in the Preemptable Lock-Breaking Kernel
7-5. PDF of the Latency in the Low-Latency Kernel
7-6. PDF of the Latency in the Lock-Breaking Kernel
8-1. RTLinux layer architecture
11-1. QNX architecture
11-2. QNX message passing model