System Architecture

At the heart of the BlackBerry PlayBook OS is the QNX Neutrino RTOS. The System Architecture guide accompanies the BlackBerry PlayBook OS and is intended for both application developers and end-users.

This guide describes the philosophy of BlackBerry PlayBook OS and the architecture used to robustly implement the OS. It covers message-passing services, followed by the details of the QNX Neutrino microkernel, the process manager, resource managers, and other aspects of the OS.

The following table may help you find information quickly:

To find out about: Go to:
OS design goals; message-passing IPC The Philosophy of the BlackBerry PlayBook OS
System services The QNX Neutrino Microkernel
Sharing information between processes Interprocess Communication (IPC)
Working on a system with more than one processor Multicore Processing
Memory management, pathname management, etc. Process Manager
Shared objects Dynamic Linking
RAM, Power-Safe, DOS, CD-ROM, NFS, and other filesystems Filesystems
Network subsystem Networking Architecture
TCP/IP implementation TCP/IP Networking

For information about programming, see Get Programming with the BlackBerry PlayBook OS and the BlackBerry PlayBook OS Programmer's Guide .