Sheet Fix: Vxworks Command Cheat

This review evaluates common VxWorks Command Cheat Sheets—such as the widely used guides found on Scribd—based on their utility for real-time operating system (RTOS) debugging and development. Overview

12. Learning and reference

Official VxWorks documentation, BSP-specific manuals, and driver references are the authoritative sources for exact command signatures and available utilities—because available commands depend on OS version, configured components, and board support packages. Familiarity with the runtime configuration used on your target is essential. vxworks command cheat sheet

msgQCreate / msgQSend / msgQReceive / msgQShow — Message queues for task communication. This review evaluates common VxWorks Command Cheat Sheets

This cheat sheet covers the most essential commands for the VxWorks C-Shell (the default shell for older versions like 5.x and 6.x). ⚠️ Shell Basics : Must be separated by : Must be enclosed in double quotes Hex Values : Prefixed with 🏃 Task Management Description Display a summary of all active tasks Spawn (start) a new task sp myFunc, arg1, arg2 Spawn a task in a sps myFunc a task by ID or name td 0x12345 a running task ts "tMyTask" a suspended task tr 0x12345 Task Information (detailed status) ti "tMyTask" Task Trace (shows the stack trace) tt 0x12345 🔍 System & Debugging Description Search the system symbol table lkup "myGlobal" checkStack Show stack usage for a specific task checkStack "tShell" printErrno Decode the last error number into English printErrno 0x11 List all recognized hardware devices Display VxWorks version and build info Display command history 💾 Memory Operations Description memory (hex dump) d 0x800000, 128 memory (interactive prompt) m 0x800000 Fill a block of memory with a value fill 0x8000, 100, 0 adrSpaceShow Show memory map / address space adrSpaceShow 📂 File System & Navigation Description List files in current directory Long list (shows sizes/dates) Change directory cd "/ata0/" Print working directory Copy a file copy "old.txt", "new.txt" ⚙️ Kernel & Booting Description Restart the system bootChange Edit boot parameters (IP, file paths) bootChange Load a module into memory < myModule.o Unload a module unld "myModule.o" 💡 Pro Tips : Most commands accept either the (in quotes) or the . Using the ID is often faster. Control Keys to force a reboot if the shell is unresponsive. Redirection Familiarity with the runtime configuration used on your

Tasks are the "threads" of VxWorks. These commands help you spawn, monitor, and control them. VxWorks Command Cheat Sheet | PDF | Booting - Scribd