2. Buildroot 环境搭建：从源码下载到首次编译

搭建 Buildroot 开发环境，说白了就是三件事：拿到源码、装好依赖、跑一次编译。听起来简单，但我在项目里见过不少同事在这第一步就卡住了——不是缺包就是架构选错。咱们一步步来。

2.1 下载 Buildroot 源码

我个人习惯用 Git 克隆官方仓库。这样方便后续切换版本，也容易看更新日志。

# 克隆最新稳定版（推荐）
git clone git://git.buildroot.net/buildroot
cd buildroot

# 或者指定某个 LTS 版本
git checkout 2024.02.x

为什么不直接下载压缩包？你想想看，用 Git 管理，哪天想回退到某个旧版本，一条命令就搞定。我曾经在项目中因为内核驱动接口变了，需要快速切到 Buildroot 2023.11 版本，Git 切换只花了 10 秒。

小建议： 如果你在公司内网，记得先配好 Git 代理。不然克隆到一半断掉，很耽误时间。

2.2 安装依赖包

这一步最容易出问题。不同的 Linux 发行版，包名还不一样。我整理了一张对照表，方便你对照检查。

功能 Ubuntu/Debian CentOS/RHEL Arch Linux
基础编译工具 build-essential gcc gcc-c++ make base-devel
源码下载工具 wget curl rsync wget curl rsync wget curl rsync
文件系统工具 cpio unzip cpio unzip cpio unzip
Python 脚本支持 python3 python3 python
配置界面 ncurses-dev ncurses-devel ncurses

Ubuntu 用户直接跑这条命令就行：

sudo apt update
sudo apt install -y build-essential wget curl rsync cpio unzip python3 libncurses-dev
注意： 别漏了 libncurses-dev。少了它，make menuconfig 界面打不开。我曾经帮一个同事排查了半天，最后发现就是缺了这个包。

2.3 配置目标架构

Buildroot 支持几十种架构。ARM、x86、RISC-V、MIPS……你选哪个？

我个人建议：如果你是第一次接触，先用 QEMU 模拟的 x86 或 ARM 平台练手。这样不用买开发板，也能跑通全流程。

配置命令很简单：

# 进入 Buildroot 目录
cd buildroot

# 列出所有支持的默认配置
ls configs/

# 选择 x86 架构（QEMU 模拟）
make qemu_x86_64_defconfig

# 或者选择 ARM 架构（QEMU 模拟）
make qemu_arm_versatile_defconfig

执行完 make qemu_x86_64_defconfig 后，Buildroot 会自动生成 .config 文件。你可以用 make menuconfig 查看和修改细节。

核心概念： defconfig 是 Buildroot 的「预设方案」。它帮你选好了架构、内核版本、根文件系统类型。你在此基础上微调，比从零开始配快得多。

2.4 首次编译体验

好，到了最激动人心的环节。跑编译：

make -j$(nproc)

嗯，这里要注意。第一次编译会下载很多源码包——内核、Busybox、uClibc 等等。网速慢的话，可能要等半小时到一小时。

编译过程中，你会看到类似这样的输出：

>>> host-pkgconf 2.1.0 Downloading
>>> host-pkgconf 2.1.0 Extracting
>>> host-pkgconf 2.1.0 Patching
>>> host-pkgconf 2.1.0 Configuring
>>> host-pkgconf 2.1.0 Building
>>> host-pkgconf 2.1.0 Installing to host directory

每一行都代表一个软件包的处理阶段。如果某个包下载失败，Buildroot 会停下来报错。别慌，常见原因就是网络问题。重试一次通常能解决。

加速技巧： 在 make menuconfig 的 "Build options" 里，打开 "Enable compiler cache"。这样第二次编译能快 30%-50%。

编译成功后，你会看到：

>>>   Generating root filesystem image
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root filesystem image (romfs)
>>>   Generating root filesystem image (squashfs)
>>>   Generating root filesystem image (cpio)
>>>   Generating root filesystem image (tar)
>>>   Generating root filesystem image (ext2)
>>>   Generating root filesystem image (ext4)
>>>   Generating root filesystem image (iso)
>>>   Generating root filesystem image (vfat)
>>>   Generating root filesystem image (ubi)
>>>   Generating root filesystem image (ubifs)
>>>   Generating root filesystem image (jffs2)
>>>   Generating root filesystem image (cramfs)
>>>   Generating root
        

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