MicroConsult Academy GmbH

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Multicore Real-Time Microkernel

Message-based Communication

Interrupt Lock-Free Kernel

Static / Dynamic Resource Management

Tasks in PXROS-HR

• Task configuration/ initialization and activation
• InitTask stacks
• Task local variables
• Task priority and privilege level
• Task interface
• Task execution loop
• Tasks in PXROS-HR context
• Anatomy of a task
• Task priorities
• Task context change
• MPU-protected data and code areas

Inter-Task Communication

• Events
• Messages, message types, mailboxes, basic message flow
• Shared memory

Peripheral Handling

• Extended memory regions
• Access to HW peripherals
• Event-driven peripheral service
• Peripheral driver

Time in PXROS-HR

• Timer setup
• Timer tick
• Task periodic timer
• Time-out event
• Periodic events

PXROS-HR Multicore Concept

AURIX-2G Setup and Linker/Locator

• Startup code
• Interrupt and TRAP tables
• CSA regions
• PXROS-HR kernel and task placement
• Memory assignment in AURIX-2G
• Configuration table