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NXP Tech Blog

Understanding PCIe Outbound/Inbound windows with a use-case

gaurav_sharma
NXP Employee
NXP Employee
‎09-23-2025 03:43 AM

Hey everyone! This blog will cover the following: -

 

  1. System Overview
  2. Use-case
  3. What are Outbound and Inbound windows in PCIe and how do they work?
  4. What is ATU and why is it important in PCIe?
  5. How to configure the PCIe windows in LS1028 and iMX8QXP
  6. Code walkthrough
  7. Running the test case
Read more...

0001-pcie-dma-imx8qxprc-ls1028ep.patch
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