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PetaLinux is brand name used by Xilinx, it is based on Yocto and pretty decent mainstream kernel, what Petalinux adds is the HSI (Hardware Software Interface from Vivado) and special tools for boot image creation.

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Online version of this manual and other related documents can be found at https://wiki.trenz-electronic.de/display/PD/PetaLinux+KICKstart

Table of Content

Table of Contents

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There are 3 more files that user can edit, they are

FileDescriptionLocation
system-top.dtsDevice tree changes are to be applied here<petalinux-project>/subsystems/linux/configs/device-tree
platform-top.hU-boot changes are to be applied here<petalinux-project>/subsystems/linux/configs/u-boot
fsbl_hooks.cFSBL changes are to be applied hereSDK/HSI FSBL-Template

There should be no reason to modify any other files by editing them (most of them are generated and would be overwritten).

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