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Vxworks Command Cheat: Sheet

| Command | Description | Example | | :--- | :--- | :--- | | or h | Lists all available shell commands. | h | | help "topic" | Shows help for a specific command or function. | help "taskSpawn" | | ls | Lists files in the target's file system. | ls "/ata0a/" | | pwd | Print current working directory. | pwd | | cd | Change directory. | cd "/tffs0/" | | echo | Print a string to the console. | echo "Hello VxWorks" | | printError | Converts a numeric status code into a readable string. | printError 0x3d |

: Displays a summary list of all active tasks, their IDs, priorities, status, and current stack usage.

: Copies a file from one location to another.

: Crucial commands like sp (spawn), td (terminate), and i (info) are front and center.

Terminates and deletes a task. Safely releases basic task resources. ts(taskId) Target Shell Shorthand helper command to suspend a task. tr(taskId) Target Shell Shorthand helper command to resume a task. 3. Memory Diagnostics and Allocation vxworks command cheat sheet

In contrast, VxWorks 6.9 or earlier could often access physical addresses directly using d and m without address translation. Prior to performing any low-level memory operations in VxWorks 7, it is essential to verify that the target region has been properly mapped to virtual memory, otherwise a Data Abort exception will occur.

– Sends ICMP echo requests to verify network connectivity.

memShow // Get current free memory. taskSpawn("leakTest", 100, 0, 20000, myBadFunction) // Run suspected code. memShow // Compare free memory. Shrunk? Leak. objShowAll // See if objects (semaphores, msgQs) aren't being deleted.

: Duplicates data or files across local storage systems or network mounts. | Command | Description | Example | |

: Terminates and removes the task from the system schedule.

: Displays general memory pool statistics, including total allocated bytes, free blocks, and largest contiguous free blocks.

The VxWorks kernel shell gives you immense power, but with that power comes responsibility.

: Shows detailed, comprehensive information about a specific task, including its register states. Task Control | ls "/ata0a/" | | pwd | Print current working directory

This comprehensive guide serves as an operational cheat sheet, covering essential commands for system diagnostics, task management, memory inspection, and network troubleshooting. 1. System Information & Statistics

– Displays active network connections, routing tables, and socket statistics.

A typical hardware bring-up or driver debug workflow in VxWorks 7 is as follows: