chetbox · March 5, 2025 16:04 · Jul 15, 2023 · Jul 15, 2023
diff --git a/launch-qemu-rpi-3.sh b/launch-qemu-rpi-3.sh
@@ -35,7 +35,7 @@ qemu-system-aarch64 \
     -drive "if=sd,format=raw,file=$1" \
     -kernel kernel8.img \
     -m 1G -smp 4 \
-    -serial stdio \
+    -serial mon:stdio \
 	-device usb-net,netdev=net0 \
 	-netdev user,id=net0,hostfwd=tcp::5555-:22 \
     -usb -device usb-mouse -device usb-kbd \
diff --git a/launch-qemu-rpi-3.sh b/launch-qemu-rpi-3.sh
@@ -0,0 +1,41 @@
+#!/bin/bash
+
+# Requirements:
+# - macOS
+# - qemu - `brew install qemu`
+# - A raw 64-bit Raspberry Pi system image to boot (Usually a .img)
+
+set -e
+
+if [[ -z "$1" ]]; then
+    echo "Disk image expected as argument" 1>&2
+    exit 1
+fi
+
+# Mount disk and find where /boot is mounted
+BOOT_MOUNT=$(
+    hdiutil attach -imagekey diskimage-class=CRawDiskImage "$1" | grep 'Windows_FAT_32' | sed 's/.*\t//'
+)
+
+# Copy required files to local folder
+cp "$BOOT_MOUNT/bcm2710-rpi-3-b-plus.dtb" ./
+cp "$BOOT_MOUNT/kernel8.img" ./
+
+# Unmount disk
+hdiutil detach "$BOOT_MOUNT"
+
+# Make sure the disk is on a power of two boundary for QEMU
+qemu-img resize -f raw "$1" 8G
+
+qemu-system-aarch64 \
+    -M raspi3b \
+    -cpu cortex-a72 \
+    -append "rw earlyprintk loglevel=8 console=ttyAMA0,115200 dwc_otg.lpm_enable=0 root=/dev/mmcblk0p2 rootdelay=1" \
+    -dtb bcm2710-rpi-3-b-plus.dtb \
+    -drive "if=sd,format=raw,file=$1" \
+    -kernel kernel8.img \
+    -m 1G -smp 4 \
+    -serial stdio \
+	-device usb-net,netdev=net0 \
+	-netdev user,id=net0,hostfwd=tcp::5555-:22 \
+    -usb -device usb-mouse -device usb-kbd \