brew install qemu下载linux内核linux-4.14.35.tar.gzmake ARCH=arm64 defconfigmake ARCH=arm64 CROSS_COMPILE=aarch64-linux-制作文件系统
mv rootfs.cpio.gz ./tmp
cd ./tmp
gunzip rootfs.cpio.gz
mkdir -p ./rootfs
cd ./rootfs
cpio -ivmd < ../rootfs.cpio
rm ../rootfs.cpio
cp /P2PLive ./bin
cp ../../video.h264 ./root/
cp ../../audio.aac ./root/
cp ../../run.sh ./root/
find . | cpio -o --format=newc > ../rootfs.cpio
cd ..
rm -r ./rootfs
gzip -c ./rootfs.cpio > ../rootfs.cpio.gz
rm ./rootfs.cpio
cd ..
执行
qemu-system-aarch64 -machine virt -cpu cortex-a57 \
-m 300M \
-kernel ../linux-4.14.35//arch/arm64/boot/Image \
-initrd ./rootfs.cpio.gz \
-append "console=ttyAMA0 root=/dev/ram rdinit=/init" \
-nographic
