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author | johannst <johannes.stoelp@gmail.com> | 2021-07-15 21:20:14 +0200 |
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committer | johannst <johannes.stoelp@gmail.com> | 2021-07-15 21:20:14 +0200 |
commit | 82e9ac4163b46b59e121194f84ac370818482923 (patch) | |
tree | b52adf8f5b2bafe7904f563c33ec23f46cb7c87c /content/20191027-kernel-debugging-qemu/build_initrd.sh | |
parent | 617d73fc9eff5b08a80b873fd97f66caa7e80fc9 (diff) | |
download | blog-82e9ac4163b46b59e121194f84ac370818482923.tar.gz blog-82e9ac4163b46b59e121194f84ac370818482923.zip |
use proper date fmt in content file names that zola can automatically can derive the date
Diffstat (limited to 'content/20191027-kernel-debugging-qemu/build_initrd.sh')
-rwxr-xr-x | content/20191027-kernel-debugging-qemu/build_initrd.sh | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/content/20191027-kernel-debugging-qemu/build_initrd.sh b/content/20191027-kernel-debugging-qemu/build_initrd.sh deleted file mode 100755 index fd82990..0000000 --- a/content/20191027-kernel-debugging-qemu/build_initrd.sh +++ /dev/null @@ -1,54 +0,0 @@ -#!/bin/bash - -if test $(id -u) -ne 0; then - SUDO=sudo -fi - -set -e - -BUSYBOX=busybox-1.33.1 -INITRD=$PWD/initramfs.cpio.gz - -## Build busybox - -echo "[+] configure & build $BUSYBOX ..." -[[ ! -d $BUSYBOX ]] && { - wget https://busybox.net/downloads/$BUSYBOX.tar.bz2 - bunzip2 $BUSYBOX.tar.bz2 && tar xf $BUSYBOX.tar -} - -cd $BUSYBOX -make defconfig -sed -i 's/# CONFIG_STATIC .*/CONFIG_STATIC=y/' .config -make -j4 busybox -make install - -## Create initrd - -echo "[+] create initrd $INITRD ..." - -cd _install - -# 1. create initrd folder structure -mkdir -p bin sbin etc proc sys usr/bin usr/sbin dev - -# 2. create init process -cat <<EOF > init -#!/bin/sh - -mount -t proc none /proc -mount -t sysfs none /sys - -exec setsid cttyhack sh -EOF -chmod +x init - -# 3. create device nodes -$SUDO mknod dev/tty c 5 0 -$SUDO mknod dev/tty0 c 4 0 -$SUDO mknod dev/ttyS0 c 4 64 - -# 4. created compressed initrd -find . -print0 \ - | cpio --null -ov --format=newc \ - | gzip -9 > $INITRD |