2019-12-04-yocto-basic-usage.markdown

layout	title	date	categories	comments
post	Yocto Basic Usage	2019-12-04 11:30:00 +0800	yocto	true

Table of Content

• 1. Yocto usage
  • 1.1 Rebuild package
  • 1.2 Custom Yocto
    • 1.2.1 Add custom layer
• 2. UUU usage
• 99. Reference URL

1. Yocto usage

1.1 Rebuild package

• Remove temp:

  $ bitbake -c clean gstreamer
  

• To remove temp and sstate cache

  $ bitbake -c cleansstate gstreamer
  

• To remove download as well, and lets begin build starting from do_fetch and all

  $ bitbake -c cleanall gstreamer
  

• Once you are done with either of these clean, which ever suits you, you can simple give build command for the specified:

$ bitbake gstreamer

1.2 Custom Yocto

1.2.1 Add custom layer

• Prerequisites

  Compile a reference image for the Yocto Project

# cd <BSP_DIR>/sources  
# bitbake-layer create <NEW_LAYER_NAME> 

2. UUU usage

99. Reference URL

• Using “uuu” to flash eMMC
• How to use UUU to flash the iMX boards
• How to using local repo instead of remote on yocto project
• Including Custom Executables and Libraries in Your Embedded Linux Image with Yocto