From b4e6edce80cea44f2a1aac4b7bc3aa79161130fd Mon Sep 17 00:00:00 2001
From: Robin Mueller <robin.mueller.m@gmail.com>
Date: Sun, 14 Feb 2021 14:48:24 +0100
Subject: [PATCH] new section for sysroot

---
 README.md | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/README.md b/README.md
index 54fd2b30..4d8c0ecf 100644
--- a/README.md
+++ b/README.md
@@ -86,6 +86,13 @@ C++ applications. Alternatively you can download the toolchain
    sudo apt-get install cmake
    ```` 
    
+## Getting the Q7S system root
+
+It is necessary to copy the Q7S system root to your local development machine for libraries
+like `libgpio`. You can find the system root [here](https://eive-cloud.irs.uni-stuttgart.de/index.php/apps/files/?dir=/EIVE_IRS/Arbeitsdaten/08_Used%20Components/Q7S/Toolchain&fileid=422486). Download it and unzip it somewhere in the Xilinx installation folder.
+
+Then, create a new environmental variables `Q7S_SYSROOT` and set it to the local system root path.
+
 ## Building the software with CMake
 
 When using Windows, run theses steps in MSYS2.