Vxworks Command Cheat Sheet <PRO — CHOICE>

: Shows a history of the last n commands entered in the shell. If n is 0, it displays the most recent 20 commands.

String arguments (like task names or paths) often need to be enclosed in double quotes (e.g., td "tNetTask" ). Commas: Arguments are separated by commas. Case Sensitivity: The shell is case-sensitive. Wildcards: lkup supports wildcards to search for symbols.

Memory management is crucial in VxWorks. Here are some essential commands for managing memory:

: Good reviews note that these sheets provide the exact argument order (e.g., sp entryPt, arg1, arg2... ), which is often the hardest thing to remember under pressure. vxworks command cheat sheet

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Analyzes task stacks to see how much headroom remains before an overflow. 6. Semaphores and Inter-Task Communication

tt (taskId) : Show a for a task, useful for debugging crashes. System and Object Information : Shows a history of the last n

: Lists all files and folders in the current directory.

VxWorks, the industry-leading real-time operating system (RTOS) from Wind River, is known for its high performance and reliability in embedded systems. Central to debugging and managing a running VxWorks target is the (Wind River Shell), a powerful CLI interface.

| Command | Description | |---------|-------------| | help [cmd] | Show help | | echo <text> | Print text | | sleep <seconds> | Sleep for seconds | | time <function> | Measure execution time of a function | | benchmark | Run performance benchmarks | | checkMem | Simple memory integrity check | Commas: Arguments are separated by commas

: Lookup Symbol . Lists symbols from the system symbol table matching the string.

General commands for system status and direct memory manipulation.

The shell allows setting hardware and software breakpoints to pause execution and analyze code. : Set breakpoint. b myFunctionName . bh : Set hardware breakpoint. bd : Delete breakpoint. bd myFunctionName . bdall : Delete all breakpoints. c : Continue execution from a breakpoint. cret : Continue until current subroutine returns.

Here are some advanced VxWorks commands for power users:

Displays the current Address Resolution Protocol (ARP) table. 5. Filesystem and Directory Operations