diff --git a/README.md b/README.md index ff0eb554b..8f02f00f2 100644 --- a/README.md +++ b/README.md @@ -1,7 +1,7 @@ # Minimal Linux Script -One script which generates fully functional live Linux ISO image with minimal effort. This is based on the first published version of [Minimal Linux Live](http://github.com/ivandavidov/minimal). All comments and empty lines have been removed and the original script code has been slightly altered to reduce the overall script length. +One script which generates fully functional live Linux ISO image with minimal effort. This is based on the first published version of [Minimal Linux Live](http://github.com/ivandavidov/minimal). All comments and empty lines have been removed and the original script code has been modified to reduce the overall script length. -The script below uses **Linux kernel 3.15.6** and **BusyBox 1.22.1**. The source bundles are downloaded and compiled automatically. If you are using [Ubuntu](http://ubuntu.com) or [Linux Mint](http://linuxmint.com), you should be able to resolve all build dependencies by executing the following command: +The script below uses **Linux kernel 4.6.2** and **BusyBox 1.24.2**. The source bundles are downloaded and compiled automatically. If you are using [Ubuntu](http://ubuntu.com) or [Linux Mint](http://linuxmint.com), you should be able to resolve all build dependencies by executing the following command: sudo apt-get install wget bc build-essential gawk syslinux genisoimage @@ -11,19 +11,19 @@ After that simply run the below script. It doesn't require root privileges. In t mkdir work cd work rm -f linux-3.15.6.tar.xz - wget http://kernel.org/pub/linux/kernel/v3.x/linux-3.15.6.tar.xz + wget http://kernel.org/pub/linux/kernel/v4.x/linux-4.6.2.tar.xz rm -rf kernel mkdir kernel - tar -xvf linux-3.15.6.tar.xz -C kernel - cd kernel/linux-3.15.6 + tar -xvf linux-4.6.2.tar.xz -C kernel + cd kernel/linux-4.6.2 make clean defconfig vmlinux cd ../.. - rm -f busybox-1.22.1.tar.bz2 - wget http://busybox.net/downloads/busybox-1.22.1.tar.bz2 + rm -f busybox-1.24.2.tar.bz2 + wget http://busybox.net/downloads/busybox-1.24.2.tar.bz2 rm -rf busybox mkdir busybox - tar -xvf busybox-1.22.1.tar.bz2 -C busybox - cd busybox/busybox-1.22.1 + tar -xvf busybox-1.24.2.tar.bz2 -C busybox + cd busybox/busybox-1.24.2 make clean defconfig sed -i "s/.*CONFIG_STATIC.*/CONFIG_STATIC=y/" .config make busybox install @@ -31,35 +31,21 @@ After that simply run the below script. It doesn't require root privileges. In t cp -R _install ../../rootfs cd ../../rootfs rm -f linuxrc - mkdir dev etc proc sys tmp - cd etc - echo > welcome.txt - echo ' #####################################' >> welcome.txt - echo ' # #' >> welcome.txt - echo ' # Welcome to "Minimal Linux Live" #' >> welcome.txt - echo ' # #' >> welcome.txt - echo ' #####################################' >> welcome.txt - echo >> welcome.txt - cd .. + mkdir dev proc sys echo '#!/bin/sh' > init echo 'dmesg -n 1' >> init echo 'mount -t devtmpfs none /dev' >> init echo 'mount -t proc none /proc' >> init echo 'mount -t sysfs none /sys' >> init - echo 'cat /etc/welcome.txt' >> init - echo 'while true' >> init - echo 'do' >> init - echo ' setsid cttyhack /bin/sh' >> init - echo 'done' >> init - echo >> init + echo 'setsid cttyhack /bin/sh' >> init chmod +x init rm -f ../rootfs.cpio.gz cd ../rootfs find . | cpio -H newc -o | gzip > ../rootfs.cpio.gz rm -f ../../minimal_linux_live.iso - cd ../kernel/linux-3.15.6 + cd ../kernel/linux-4.6.2 make isoimage FDINITRD=../../rootfs.cpio.gz cp arch/x86/boot/image.iso ../../../minimal_linux_live.iso cd ../../.. -Note that this produces very small live Linux OS with working shell and no proper network support. The network support has been implemented properly in the [Minimal Linux Live](http://github.com/ivandavidov/minimal) project which is extensively documented and more feature rich, yet still produces very small live Linux ISO image. +Note that this produces very small live Linux OS with working shell only. The network support has been implemented properly in the [Minimal Linux Live](http://github.com/ivandavidov/minimal) project which is extensively documented and more feature rich, yet still produces very small live Linux ISO image.