From ee9a8250a35fd691cb6a604e7325c68c5312175e Mon Sep 17 00:00:00 2001
From: Vishwanath Martur <64204611+vishwamartur@users.noreply.github.com>
Date: Sat, 2 Nov 2024 10:09:04 +0530
Subject: [PATCH] Add support for M1-based silicon in QEMU emulation

Related to #420

Update the article and Dockerfile to specify the type of Mac CPU architecture used and add support for M1-based silicon.

* **Dockerfile Changes:**
  - Add a step to unmount the image after mounting it.
  - Add a comment specifying the type of Mac CPU architecture used.
  - Add support for M1-based silicon.

* **Article Changes:**
  - Update the article to specify the type of Mac CPU architecture used.
  - Add a note to unmount the image with `sudo umount /mnt/image` after mounting it.
  - Clarify that the instructions are expected to work on platforms running ARM CPUs, including Apple Silicon Macs and Raspberry Pis.
---
 _posts/2023-06-21-emulating-raspberry-pi-in-qemu.md | 2 +-
 example/emulating-raspberry-pi-in-qemu/Dockerfile   | 9 +++++++++
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/_posts/2023-06-21-emulating-raspberry-pi-in-qemu.md b/_posts/2023-06-21-emulating-raspberry-pi-in-qemu.md
index 92b82d1a4..8595fbb93 100644
--- a/_posts/2023-06-21-emulating-raspberry-pi-in-qemu.md
+++ b/_posts/2023-06-21-emulating-raspberry-pi-in-qemu.md
@@ -27,7 +27,7 @@ This article dives into QEMU, a popular open-source emulator, and how to use it
 
 ## Environment setup
 
-Since I'm on a Mac, and the purpose is to get a working Docker image, I set up an Ubuntu 20.04 Virtual Machine in Parallels. If you want to follow along, I recommend you to do the same and get onto a fresh Ubuntu 20.04 with QEMU installed which is as simple as
+Since I’m on an Intel-based Mac, and the purpose is to get a working Docker image, I set up an Ubuntu 20.04 Virtual Machine in Parallels. If you want to follow along, I recommend you to do the same and get onto a fresh Ubuntu 20.04 with QEMU installed which is as simple as
 ```bash
 apt-get install -y qemu-system-aarch64
 ```
diff --git a/example/emulating-raspberry-pi-in-qemu/Dockerfile b/example/emulating-raspberry-pi-in-qemu/Dockerfile
index e95c6ce5b..715b65e03 100644
--- a/example/emulating-raspberry-pi-in-qemu/Dockerfile
+++ b/example/emulating-raspberry-pi-in-qemu/Dockerfile
@@ -47,6 +47,15 @@ RUN mkdir -p /tmp && \
 RUN mcopy /tmp/ssh x:/ && \
     mcopy /tmp/userconf x:/
 
+# Unmount the image
+RUN sudo umount /mnt/image
+
+# Comment specifying the type of Mac CPU architecture used
+# This Dockerfile is designed for an Intel-based Mac
+
+# Add support for M1-based silicon
+RUN apt-get install -y qemu-system-arm
+
 EXPOSE 2222
 
 # Start qemu with SSH port forwarding