瑞芯微系列第三方系统适配攻略（下）｜mk-rootfs脚本逐段拆解、验证清单与经验指南

case "${ARCH:-$1}" in    arm|arm32|armhf) ARCH=armhf ;;    *) ARCH=arm64 ;;esacsudo tar -xpf linaro-bookworm-alip-*.tar.gzsudo cp -rpf packages/$ARCH/* binary/packages    # RK 预编译包sudo cp -rpf overlay/* binary/                    # 核心配置sudo cp -rpf overlay-firmware/* binary/           # 固件# VERSION=debug 时：sudo cp -rpf overlay-debug/* binary/

sudo chroot $TARGET_ROOTFS_DIR

sed -i "s~\(^ExecStart=.*\)~# \1\nExecStart=-/bin/sh -c '/bin/bash -l /dev/%I 2>&1'~" \    /usr/lib/systemd/system/[email protected]

${APT_INSTALL} /packages/rga2/*.deb   # RGA 2D 加速${APT_INSTALL} /packages/libmali/*.deb

${APT_INSTALL} /packages/xserver/*.debapt-mark hold xserver-common xserver-xorg-core xserver-xorg-legacy

${APT_INSTALL} libseat-dev${APT_INSTALL} /packages/weston/*.deb /packages/wayland/*.deb${APT_INSTALL} /packages/libdrm/*.deb${APT_INSTALL} /packages/libdrm-cursor/*.deb

# RK3588 官方示例（valhall-g610）cat /sys/devices/platform/fb000000.gpu/utilisation# RK3576（Mali-G52 @ 0x27800000）应查看：cat /sys/devices/platform/27800000.gpu/utilisation

${APT_INSTALL} gstreamer1.0-plugins-bad/base/ugly gstreamer1.0-tools gstreamer1.0-alsa${APT_INSTALL} /packages/mpp/*                # 硬件编解码中间层${APT_INSTALL} /packages/gst-rkmpp/*.deb      # gstreamer → mpp 插件${APT_INSTALL} /packages/gstreamer/*.deb${APT_INSTALL} /packages/gst-plugins-base1.0/*.deb   # gst-base 预编译包${APT_INSTALL} /packages/gst-plugins-bad1.0/*.deb${APT_INSTALL} /packages/gst-plugins-good1.0/*.deb

cd 源码目录sudo apt build-dep .sudo DEB_BUILD_OPTIONS=nocheck dpkg-buildpackage -rfakeroot -b -d -us

# 编码：H.264 1080p 7 秒mpi_enc_test -w 1920 -h 1080 -t 7 -o /tmp/test.h264# 解码mpi_dec_test -w 1920 -h 1080 -t 7 -i /tmp/test.h264# GStreamer 硬解验证：日志中出现 mpp 调用字样 = 硬件解码成功sudo GST_DEBUG=2 gst-launch-1.0 playbin \    uri=/tmp/test.h264 video-sink="waylandsink" audio-sink=fakesink

${APT_INSTALL} cheese v4l-utils${APT_INSTALL} /packages/libv4l/*.deb${APT_INSTALL} /packages/cheese/*.debcp -rf /packages/rkisp/*.deb /        # ISP 处理库cp -rf /packages/rkaiq/*.deb /        # 3A 算法库

v4l2-ctl -d /dev/video0 --set-fmt-video=width=1920,height=1080,pixelformat=NV12 \    --stream-mmap=4 --stream-skip=3 --stream-to=/tmp/0.yuv \    --stream-count=1 --stream-poll

if [ -e "/usr/lib/aarch64-linux-gnu" ]; then    mv /packages/rknpu2/rknpu2.tar /   # 仅 arm64 打入fi${APT_INSTALL} /packages/rktoolkit/*.deb

${APT_INSTALL} /packages/rkwifibt/*.debln -s /system/etc/firmware /vendor/etc/

sed -i 's/^# *\(zh_CN.UTF-8\)/\1/' /etc/locale.genecho "LANG=zh_CN.UTF-8" >> /etc/default/localelocale-gen${APT_INSTALL} ttf-wqy-zenhei fonts-aenigma xfonts-intl-chinese${APT_INSTALL} ibus ibus-libpinyin

${APT_INSTALL} pipewire pipewire-pulse pipewire-alsa libspa-0.2-bluetooth${APT_INSTALL} /packages/pipewire/*.deb /packages/wireplumber/*.debfind /usr/lib/systemd/ -name "wireplumber*.service" \    | xargs sed -i "/Environment/s/$/ DISPLAY=:0/"

# ① 锁死全部已装包，防止 apt 后续升级破坏适配apt list --installed | grep -v oldstable | cut -d/ -f1 | xargs apt-mark hold# ② 屏蔽两个等待网络的 systemd 服务（开机卡 90 秒的元凶）systemctl mask systemd-networkd-wait-online.servicesystemctl mask NetworkManager-wait-online.service# ③ DRI 目录清理 + libdrm-cursor 注入（仅 arm64 分支）sed -i "1aexport LD_PRELOAD=/usr/lib/aarch64-linux-gnu/libdrm-cursor.so.1" /usr/bin/Xcd /usr/lib/aarch64-linux-gnu/dri/cp kms_swrast_dri.so swrast_dri.so rockchip_dri.so /rm /usr/lib/aarch64-linux-gnu/dri/*.somv /*.so /usr/lib/aarch64-linux-gnu/dri/# ④ 固件瘦身（reduce 500M）：只保留 rockchip 固件rm -rf /usr/lib/firmwaremkdir -p /usr/lib/firmware/mv /rockchip /usr/lib/firmware/