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35% Faster FSBL Rebuild

June 4, 2018

 

This post shows how to rebuild the Xilinx Zynq MP First Stage Boot Loader (FSBL) from PetaLinux Tools 2017.4 in 35% less time with bitbake. It also shows hot to load it over JTAG and reviews commands that do not recompile the FSBL. 

 

 

Prerequisite

  • An installation of PetaLinux Tools 2017.4 - HOWTO

  • A PetaLinux Tools ZU+ project that's been built - HOWTO 

 

 

Fastest Way (bitbake) - 35% faster

 

Get access to bitbake

 

Make a change to:

...like:

 

Rebuild

Time taken on my machine:

 

"Package"

Time taken on my machine:

 

Load the FSBL

 

See the results on a serial port

 

Total Time:1:21

 

 

 

Fast Way (petalinux-build)

 

Rebuild

Time taken on my machine

 

Package

Time taken on my machine

Total Time: 2:19

 

 

Ways that Do Not Recompile The FSBL

 

Comment

I feel that this is wrong. My expectation is that if a change is made to the FSBL source that this command should rebuild it. 

 

 

Reference

 

Free Online HTML Escape / Unescape Tool - FreeFormatter.com @ link

 

 

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