From 3bfcef0cd198c5ef883a0009f2ecce014f619ed3 Mon Sep 17 00:00:00 2001
From: Tianjiao Huang <18585305+tjhu@users.noreply.github.com>
Date: Tue, 28 Sep 2021 23:33:38 -0700
Subject: [PATCH] README: Make sure the iso is built before dd

---
 README.md | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/README.md b/README.md
index 3f8e2f3..2b936f4 100644
--- a/README.md
+++ b/README.md
@@ -47,6 +47,12 @@ gdb
 
 ### Boot on baremetal from a USB drive
 
+Build the ISO disk image
+
+```
+make iso
+```
+
 Copy the ISO disk image to the USB stick (make sure to use correct device for the 
 USB drive, otherwise you can overwrite your hard disk). You can use lsblk on Ubuntu
 to list block devices