From ea17e31537cdabe780cf5747cbe5b37ea09f717f Mon Sep 17 00:00:00 2001
From: Dolu1990 <charles.papon.90@gmail.com>
Date: Thu, 25 Apr 2024 09:02:36 +0200
Subject: [PATCH] Update README.md

Add SBT to readme
---
 README.md | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/README.md b/README.md
index cd28687f..c02738a2 100644
--- a/README.md
+++ b/README.md
@@ -123,6 +123,14 @@ $ wget https://static.dev.sifive.com/dev-tools/riscv64-unknown-elf-gcc-8.1.0-201
 $ tar -xvf riscv64-unknown-elf-gcc-8.1.0-2019.01.0-x86_64-linux-ubuntu14.tar.gz
 $ export PATH=$PATH:$PWD/riscv64-unknown-elf-gcc-8.1.0-2019.01.0-x86_64-linux-ubuntu14/bin/
 ```
+
+[> Installing SBT (Only required for custom CPU configs)
+--------------------------------
+Some regular VexRiscv-smp configuration are already pregenerated, 
+but for others, it need to run som SpinalHDL hardware generation, which require sbt.
+
+Please visit: https://www.scala-sbt.org/1.x/docs/Installing-sbt-on-Linux.html#Installing+sbt+on+Linux
+
 [> Installing Verilator (only needed for simulation)
 ----------------------------------------------------
 ```sh