qemu网络NAT配置

Build ARM64 qemu environment - 知乎

在以上基础上进行如下配置

mini_qemu_run.sh
#!/bin/bash
set -x

qemu-system-aarch64 -machine virt -cpu cortex-a57 \
-m 2048M \
-kernel ./linux-5.10.100/arch/arm64/boot/Image \
-initrd ./rootfs.cpio.gz \
-append "console=ttyAMA0 root=/dev/ram rdinit=/init" \
-netdev tap,id=netdev0,ifname=tap0,script=no,downscript=no \
-device virtio-net-pci,netdev=netdev0,mac=00:01:02:03:04:05 \
-nographic 

对于网络配置

init_netdev.sh
#!/bin/bash

# exec the cmd in guest os
# ip addr add 192.168.0.15/24  dev eth0

brctl addbr br0
ip addr add 192.168.0.10/24  dev br0

tunctl -t tap0 -u `whoami`
brctl addif br0 tap0

ifconfig br0 up
ifconfig tap0 up