Command Cheat Sheet | Vxworks

: Use lkup "command" to check if a command exists before executing it — saves you from frustrating "not found" errors.

– Copies a file from one location to another. Debugging, Symbol Tables, & Diagnostics

VxWorks includes an embedded network stack. These utilities help verify physical connectivity and analyze network parameters. C-Expression Shell (Csh) Command Shell (Cmd) Description ifShow; if show

Here are the essential VxWorks commands, organized by function. A notation like tidX indicates you should replace it with a Task ID; arguments inside [] are optional. vxworks command cheat sheet

: Decodes a numeric error code into a readable string. tt : Function call stack trace (Backtrace). 📂 File System and I/O Commands for navigating directories and managing files. ls " " : Lists files in a directory. cd " " : Changes the current working directory. pwd : Prints the current working directory. copy " ", " " : Copies a file. rm " " : Deletes a file. devs : Lists all mapped devices (e.g., /ata0 , /tyCo/0 ). iosShow : Displays the I/O system status and drivers. 🌐 Network Configuration Configure and troubleshoot network interfaces.

printErr, logMsg — Logging primitives to emit runtime messages.

| Version | Shell command style | |---------|----------------------| | VxWorks 5.x | C‑interpreter shell, -> prompt, no spaces in sp args carefully | | VxWorks 6.x | Added host‑shell, some commands need cmd prefix | | VxWorks 7.x | More POSIX‑like, vx shell, task commands still work | : Use lkup "command" to check if a

: The VxWorks shell makes command entry efficient.

Common cheat sheets typically categorize commands into the following functional groups: 1. Task & Execution Management

If you need to find the memory address of a specific function or variable in Csh, type lkup "search_term"; . : Decodes a numeric error code into a readable string

Remember that standard C-expression shells require string arguments to be wrapped in double quotes (e.g., cd "/hd0/" ).

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

Most engineers work in the (default in most builds). In this mode, you can type almost any C expression.

| Command | Description | |---------|-------------| | tickGet | Get current tick count | | tickAnnounce | Manually announce a tick (for testing) | | tickShow | Show tick rate and system time | | sysClkRateGet | Get system clock ticks per second | | sysClkRateSet <hz> | Change clock rate | | delay <ticks> | Delay current task by ticks | | taskDelay <ticks> | Same as delay |