- Bitbake Cheat Sheet Template
- Bitbake Cheat Sheet 2020
- Bitbake Cheat Sheet
- Bitbake Cheat Sheet Pdf
- Bitbake Cheat Sheet Free
- Bitbake Cheat Sheet 2019
1 Command-line options[edit]
Here are a few commonly-used command line options for BitBake.
| Option | Meaning |
|---|---|
| -c <task> | execute <task> for the image or recipe being built. ex: bitbake -c fetch busybox. Some of the possible tasks are: fetch, configure, compile, package, clean |
| -f | force execution of the operation, even if not required |
| -b | execute tasks from a specific .bb recipe directly. This does not handle any dependencies from other recipes. |
| -v | show verbose output |
| -DDD | show lots of debug information |
| -s | show recipe version information |
| -e | output recipe environment variables |
| --help | get usage help |
| -c listtasks <image-or-recipe-name> | show the tasks associated with an image or individual recipe |
| -g <recipe> | output dependency tree in graphviz format |
Bitbake Cheat Sheet Template
Bitbake -f -c compile foo The command above recompiled the code for foo. To build the ipk use the command below bitbake foo Check Recipe Version bitbake -s grep foo Check Bitbake Version bitbake -version Run Bitbake A Little at a Time bitbake -c listtasks foo # lists the tasks bitbake -c taskname foo Show build environment bitbake -e foo. BitBake cheat sheet.
BitBake cheat sheet. Difference between revisions of 'BitBake cheat sheet' Return to history page ← BitBake cheat sheet quality revision quality revision Revision as of 06:56, 5 February 2019 (view source) importedFrq08988. Bitbake Cheat Sheet – Issue use warning but continue the build when a threshold is majual. Lists files whose stamp file timestamps are compared when the stamp policy mode is set to “whitelist”. You could create an include file named foo. Custom schedulers need to.
Here are a few examples of command line options for BitBake. Xone:3d wdm midi device driver.
Bitbake Cheat Sheet 2020
| How to | Command | Comment |
|---|---|---|
| How to get the version of packages | bitbake -s | |
| How to get the Image package list | bitbake <image> -g | Then: cat pn-buildlist |
| How to clean a module | bitbake <module> -f -c cleanall | |
| How to clean an image | bitbake <image> - c cleanall | |
| How to load the packages to a local hard drive | bitbake <image> -f -c fetchall | |
| How to get the list of tasks | bitbake <image> -f -c listtasks | |
| How to display all appends | bitbake-layers show-appends | |
| How to display all layers | bitbake <recipe-or-image-name> -g -u depexp | |
| How to configure the kernel | bitbake <kernel_module> -c menuconfig | kernel module : linux-stm32 |
| How to make an SDK relocatable image | bitbake <image> -c populate_sdk | self-extracting image available in tmp-glibc/deploy/sdk |
Bitbake Cheat Sheet
2 .bb file syntax[edit]
This table lists some of the syntaxes found in recipe (.bb) files. Altium spi/unio over usb driver download.
| Syntax | Meaning | Notes |
|---|---|---|
| simple assignment | ||
| assign if no other value is already assigned (default assignment) | ||
| weak default assignment | takes lower precedence than ?= | |
| variable expansion | OTHER_VAR expanded at time of reference to VAR | |
| immediate variable expansion | OTHER_VAR expanded when parsing this line | |
| append with space | ||
| prepend with space | ||
| append without space | ||
| prepend without space | ||
| append without space | ||
| alternate/override value | if string1 is listed in OVERRIDES, use 'bar' for value of VAR, otherwise use 'foo' | |
| conditional append | if string1 is in OVERRIDES, then append ' bar' to the value of VAR | |
| range-specific conditional | If the version of the package is in the specified range (1.0-1.8 in this example), then perform an override on the indicated variable | |
| python code expansion | ex: VAR = 'the date is: ${@time.strftime(’%Y%m%d’,time.gmtime())}' | |
| include file | include file named 'foo', search BBPATH | |
| require file | include file named 'foo', failing if not found exactly where specified | |
| define a task using shell code | ||
| define a task using python code | ||
| add a task | adds a defined task to the list of tasks, with a specific ordering. Zero or more 'before' or 'after' clauses can be used. | |
| associate a subsidiary flag value to a variable | a few subsidiary flag value names are well-defined: 'dirs', 'cleandirs', 'noexec', 'nostamp', 'fakeroot', 'umask', 'deptask', 'rdeptask', 'recdeptask', 'recrdeptask' %%% Flag values appear to be used exclusively with task definitions (i.e. do_sometask) |
3 Additional BitBake-related command[edit]
Bitbake Cheat Sheet Pdf
| Syntax | Meaning | Notes |
|---|---|---|
| bitbake-layers | Shows information about layers and recipes | Included in the bitbake/bin directory in openembedded source tree. |
| bitbake-whatchanged <image> | Shows all changes made since the last generation of image | |
| bitbake -g -u depexp <recipe-or-image-name> | Shows dependency information in a graphical interface | |
| bitbake -u goggle st-image-weston | simple graphical interface | This is a simple graphical wrapper over the streaming text output of BitBake. It shows collapsible trees for the logs for sub-tasks for each recipe. |
4 Useful links[edit]
Bitbake Cheat Sheet Free
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Bitbake Cheat Sheet 2019