2026-09-28 14:39:30

Signed-off-by: lizzie <lizzie@eden-emu.dev>

docs/CrossCompile.md

@@ -6,10 +6,31 @@ General guide for cross compiling.
 
 A painless guide for cross compilation (or to test NCE) from a x86_64 system without polluting your main.
 
-- Install QEMU: `sudo pkg install qemu`
-- Download Debian 13: `wget https://cdimage.debian.org/debian-cd/current/arm64/iso-cd/debian-13.0.0-arm64-netinst.iso`
-- Create a system disk: `qemu-img create -f qcow2 debian-13-arm64-ci.qcow2 30G`
-- Run the VM: `qemu-system-aarch64 -M virt -m 2G -cpu max -bios /usr/local/share/qemu/edk2-aarch64-code.fd -drive if=none,file=debian-13.0.0-arm64-netinst.iso,format=raw,id=cdrom -device scsi-cd,drive=cdrom -drive if=none,file=debian-13-arm64-ci.qcow2,id=hd0,format=qcow2 -device virtio-blk-device,drive=hd0 -device virtio-gpu-pci -device usb-ehci -device usb-kbd -device intel-hda -device hda-output -nic user,model=virtio-net-pci`
+```sh
+#!/bin/sh
+ISO_FILE="debian-13.0.0-arm64-netinst.iso"
+DISK_FILE="debian-13-arm64-ci.qcow2"
+which -- qemu-system-aarch64 || sudo pkg install qemu
+[ -f "$ISO_FILE" ] || wget https://cdimage.debian.org/debian-cd/current/arm64/iso-cd/$ISO_FILE
+[ -f "$DISK_FILE" ] || qemu-img create -f qcow2 "$DISK_FILE" 30G
+QEMU_FLAGS=(
+    -M virt
+    -m 2G
+    -cpu max
+    -bios /usr/local/share/qemu/edk2-aarch64-code.fd
+    -drive if=none,file=$ISO_FILE,format=raw,id=cdrom
+    -drive if=none,file=$DISK_FILE,id=hd0,format=qcow2
+    -device scsi-cd,drive=cdrom
+    -device virtio-blk-device,drive=hd0
+    -device virtio-gpu-pci
+    -device usb-ehci
+    -device usb-kbd
+    -device intel-hda
+    -device hda-output
+    -nic user,model=virtio-net-pci
+)
+qemu-system-aarch64 "${QEMU_FLAGS[@]}"
+```
 
 ## Gentoo