1b41d920aSRiku Voipio#!/bin/sh 2b41d920aSRiku Voipio# 3b41d920aSRiku Voipio# Copyright 2003 Wichert Akkerman <wichert@wiggy.net> 4b41d920aSRiku Voipio# 5b41d920aSRiku Voipio# Simple script to generate a debian/ directory for a Linux kernel. 6b41d920aSRiku Voipio 7b41d920aSRiku Voipioset -e 8b41d920aSRiku Voipio 908d3892cSBen Hutchingsis_enabled() { 106fb7ef5aSMasahiro Yamada grep -q "^$1=y" include/config/auto.conf 1108d3892cSBen Hutchings} 1208d3892cSBen Hutchings 1308d3892cSBen Hutchingsif_enabled_echo() { 1408d3892cSBen Hutchings if is_enabled "$1"; then 1508d3892cSBen Hutchings echo -n "$2" 1608d3892cSBen Hutchings elif [ $# -ge 3 ]; then 1708d3892cSBen Hutchings echo -n "$3" 1808d3892cSBen Hutchings fi 1908d3892cSBen Hutchings} 2008d3892cSBen Hutchings 21b41d920aSRiku Voipioset_debarch() { 22f2abcc13SBen Hutchings if [ -n "$KBUILD_DEBARCH" ] ; then 23f2abcc13SBen Hutchings debarch="$KBUILD_DEBARCH" 24f2abcc13SBen Hutchings return 25f2abcc13SBen Hutchings fi 26f2abcc13SBen Hutchings 27b41d920aSRiku Voipio # Attempt to find the correct Debian architecture 28b41d920aSRiku Voipio case "$UTS_MACHINE" in 2975ebcee7SBen Hutchings i386|ia64|alpha|m68k|riscv*) 30b41d920aSRiku Voipio debarch="$UTS_MACHINE" ;; 31b41d920aSRiku Voipio x86_64) 32b41d920aSRiku Voipio debarch=amd64 ;; 33b41d920aSRiku Voipio sparc*) 347e548e9aSMasahiro Yamada debarch=sparc$(if_enabled_echo CONFIG_64BIT 64) ;; 35b41d920aSRiku Voipio s390*) 364260ecd0SBen Hutchings debarch=s390x ;; 37b41d920aSRiku Voipio ppc*) 387e548e9aSMasahiro Yamada if is_enabled CONFIG_64BIT; then 397e548e9aSMasahiro Yamada debarch=ppc64$(if_enabled_echo CONFIG_CPU_LITTLE_ENDIAN el) 4050d511baSBen Hutchings else 417e548e9aSMasahiro Yamada debarch=powerpc$(if_enabled_echo CONFIG_SPE spe) 4250d511baSBen Hutchings fi 4350d511baSBen Hutchings ;; 44b41d920aSRiku Voipio parisc*) 45b41d920aSRiku Voipio debarch=hppa ;; 46b41d920aSRiku Voipio mips*) 477e548e9aSMasahiro Yamada if is_enabled CONFIG_CPU_LITTLE_ENDIAN; then 487e548e9aSMasahiro Yamada debarch=mips$(if_enabled_echo CONFIG_64BIT 64)$(if_enabled_echo CONFIG_CPU_MIPSR6 r6)el 497e548e9aSMasahiro Yamada elif is_enabled CONFIG_CPU_MIPSR6; then 507e548e9aSMasahiro Yamada debarch=mips$(if_enabled_echo CONFIG_64BIT 64)r6 51159b3794SBen Hutchings else 52159b3794SBen Hutchings debarch=mips 53159b3794SBen Hutchings fi 54159b3794SBen Hutchings ;; 55b41d920aSRiku Voipio aarch64|arm64) 56b41d920aSRiku Voipio debarch=arm64 ;; 57b41d920aSRiku Voipio arm*) 587e548e9aSMasahiro Yamada if is_enabled CONFIG_AEABI; then 597e548e9aSMasahiro Yamada debarch=arm$(if_enabled_echo CONFIG_VFP hf el) 60b41d920aSRiku Voipio else 61b41d920aSRiku Voipio debarch=arm 62b41d920aSRiku Voipio fi 63b41d920aSRiku Voipio ;; 64822f44fbSBen Hutchings openrisc) 65822f44fbSBen Hutchings debarch=or1k ;; 6679a85b55SBen Hutchings sh) 677e548e9aSMasahiro Yamada if is_enabled CONFIG_CPU_SH3; then 687e548e9aSMasahiro Yamada debarch=sh3$(if_enabled_echo CONFIG_CPU_BIG_ENDIAN eb) 697e548e9aSMasahiro Yamada elif is_enabled CONFIG_CPU_SH4; then 707e548e9aSMasahiro Yamada debarch=sh4$(if_enabled_echo CONFIG_CPU_BIG_ENDIAN eb) 7179a85b55SBen Hutchings fi 7279a85b55SBen Hutchings ;; 7379a85b55SBen Hutchings esac 7479a85b55SBen Hutchings if [ -z "$debarch" ]; then 75091d30aeSBen Hutchings debarch=$(dpkg-architecture -qDEB_HOST_ARCH) 76b41d920aSRiku Voipio echo "" >&2 77b41d920aSRiku Voipio echo "** ** ** WARNING ** ** **" >&2 78b41d920aSRiku Voipio echo "" >&2 79b41d920aSRiku Voipio echo "Your architecture doesn't have its equivalent" >&2 80b41d920aSRiku Voipio echo "Debian userspace architecture defined!" >&2 81091d30aeSBen Hutchings echo "Falling back to the current host architecture ($debarch)." >&2 82b41d920aSRiku Voipio echo "Please add support for $UTS_MACHINE to ${0} ..." >&2 83b41d920aSRiku Voipio echo "" >&2 8479a85b55SBen Hutchings fi 85b41d920aSRiku Voipio} 86b41d920aSRiku Voipio 877bf4582dSMasahiro Yamadarm -rf debian 887bf4582dSMasahiro Yamada 89b41d920aSRiku Voipio# Some variables and settings used throughout the script 90b41d920aSRiku Voipioversion=$KERNELRELEASE 91b41d920aSRiku Voipioif [ -n "$KDEB_PKGVERSION" ]; then 92b41d920aSRiku Voipio packageversion=$KDEB_PKGVERSION 93bbcde0a7SMasahiro Yamada revision=${packageversion##*-} 94b41d920aSRiku Voipioelse 955db8faceSMarc Zyngier revision=$($srctree/init/build-version) 96b41d920aSRiku Voipio packageversion=$version-$revision 97b41d920aSRiku Voipiofi 986eabebb1SMasahiro Yamadasourcename=${KDEB_SOURCENAME:-linux-upstream} 99b41d920aSRiku Voipio 100b41d920aSRiku Voipioif [ "$ARCH" = "um" ] ; then 1010fa21cf4SMasahiro Yamada packagename=user-mode-linux 1020fa21cf4SMasahiro Yamadaelse 1030fa21cf4SMasahiro Yamada packagename=linux-image 104b41d920aSRiku Voipiofi 105b41d920aSRiku Voipio 1060fa21cf4SMasahiro Yamadadebarch= 1070fa21cf4SMasahiro Yamadaset_debarch 1080fa21cf4SMasahiro Yamada 109d5940c60SRiku Voipioemail=${DEBEMAIL-$EMAIL} 110d5940c60SRiku Voipio 111d5940c60SRiku Voipio# use email string directly if it contains <email> 112d5940c60SRiku Voipioif echo $email | grep -q '<.*>'; then 113d5940c60SRiku Voipio maintainer=$email 114b41d920aSRiku Voipioelse 115d5940c60SRiku Voipio # or construct the maintainer string 116d5940c60SRiku Voipio user=${KBUILD_BUILD_USER-$(id -nu)} 117d5940c60SRiku Voipio name=${DEBFULLNAME-$user} 118d5940c60SRiku Voipio if [ -z "$email" ]; then 119d5940c60SRiku Voipio buildhost=${KBUILD_BUILD_HOST-$(hostname -f 2>/dev/null || hostname)} 120d5940c60SRiku Voipio email="$user@$buildhost" 121b41d920aSRiku Voipio fi 122b41d920aSRiku Voipio maintainer="$name <$email>" 123d5940c60SRiku Voipiofi 124b41d920aSRiku Voipio 125b41d920aSRiku Voipio# Try to determine distribution 126b41d920aSRiku Voipioif [ -n "$KDEB_CHANGELOG_DIST" ]; then 127b41d920aSRiku Voipio distribution=$KDEB_CHANGELOG_DIST 128b41d920aSRiku Voipio# In some cases lsb_release returns the codename as n/a, which breaks dpkg-parsechangelog 129b41d920aSRiku Voipioelif distribution=$(lsb_release -cs 2>/dev/null) && [ -n "$distribution" ] && [ "$distribution" != "n/a" ]; then 130b41d920aSRiku Voipio : # nothing to do in this case 131b41d920aSRiku Voipioelse 132b41d920aSRiku Voipio distribution="unstable" 133b41d920aSRiku Voipio echo >&2 "Using default distribution of 'unstable' in the changelog" 134b41d920aSRiku Voipio echo >&2 "Install lsb-release or set \$KDEB_CHANGELOG_DIST explicitly" 135b41d920aSRiku Voipiofi 136b41d920aSRiku Voipio 137f6d9db63SArseny Maslennikovmkdir -p debian/source/ 138*e7853995SMasahiro Yamadaecho "3.0 (quilt)" > debian/source/format 139f6d9db63SArseny Maslennikov 140*e7853995SMasahiro Yamada{ 141*e7853995SMasahiro Yamada echo "diff-ignore" 142*e7853995SMasahiro Yamada echo "extend-diff-ignore = .*" 143*e7853995SMasahiro Yamada} > debian/source/local-options 1447bf4582dSMasahiro Yamada 145*e7853995SMasahiro Yamada# Add .config as a patch 146*e7853995SMasahiro Yamadamkdir -p debian/patches 147*e7853995SMasahiro Yamada{ 148*e7853995SMasahiro Yamada echo "Subject: Add .config" 149*e7853995SMasahiro Yamada echo "Author: ${maintainer}" 150*e7853995SMasahiro Yamada echo 151*e7853995SMasahiro Yamada echo "--- /dev/null" 152*e7853995SMasahiro Yamada echo "+++ linux/.config" 153*e7853995SMasahiro Yamada diff -u /dev/null "${KCONFIG_CONFIG}" | tail -n +3 154*e7853995SMasahiro Yamada} > debian/patches/config 155*e7853995SMasahiro Yamadaecho config > debian/patches/series 1567bf4582dSMasahiro Yamada 157b41d920aSRiku Voipioecho $debarch > debian/arch 1588ffdc54bSArd Biesheuvelextra_build_depends=", $(if_enabled_echo CONFIG_UNWINDER_ORC libelf-dev:native)" 1597e548e9aSMasahiro Yamadaextra_build_depends="$extra_build_depends, $(if_enabled_echo CONFIG_SYSTEM_TRUSTED_KEYRING libssl-dev:native)" 160b41d920aSRiku Voipio 161b41d920aSRiku Voipio# Generate a simple changelog template 162b41d920aSRiku Voipiocat <<EOF > debian/changelog 163b41d920aSRiku Voipio$sourcename ($packageversion) $distribution; urgency=low 164b41d920aSRiku Voipio 165b41d920aSRiku Voipio * Custom built Linux kernel. 166b41d920aSRiku Voipio 167b41d920aSRiku Voipio -- $maintainer $(date -R) 168b41d920aSRiku VoipioEOF 169b41d920aSRiku Voipio 170b41d920aSRiku Voipio# Generate copyright file 171b41d920aSRiku Voipiocat <<EOF > debian/copyright 172b41d920aSRiku VoipioThis is a packacked upstream version of the Linux kernel. 173b41d920aSRiku Voipio 174b41d920aSRiku VoipioThe sources may be found at most Linux archive sites, including: 175b41d920aSRiku Voipiohttps://www.kernel.org/pub/linux/kernel 176b41d920aSRiku Voipio 177b41d920aSRiku VoipioCopyright: 1991 - 2018 Linus Torvalds and others. 178b41d920aSRiku Voipio 179b41d920aSRiku VoipioThe git repository for mainline kernel development is at: 180b41d920aSRiku Voipiogit://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 181b41d920aSRiku Voipio 182b41d920aSRiku Voipio This program is free software; you can redistribute it and/or modify 183b41d920aSRiku Voipio it under the terms of the GNU General Public License as published by 184b41d920aSRiku Voipio the Free Software Foundation; version 2 dated June, 1991. 185b41d920aSRiku Voipio 186b41d920aSRiku VoipioOn Debian GNU/Linux systems, the complete text of the GNU General Public 187b41d920aSRiku VoipioLicense version 2 can be found in \`/usr/share/common-licenses/GPL-2'. 188b41d920aSRiku VoipioEOF 189b41d920aSRiku Voipio 190b41d920aSRiku Voipio# Generate a control file 191b41d920aSRiku Voipiocat <<EOF > debian/control 192b41d920aSRiku VoipioSource: $sourcename 193b41d920aSRiku VoipioSection: kernel 194b41d920aSRiku VoipioPriority: optional 195b41d920aSRiku VoipioMaintainer: $maintainer 1963e854180SGuillem JoverRules-Requires-Root: no 1975724ac55SMasahiro YamadaBuild-Depends: bc, rsync, kmod, cpio, bison, flex $extra_build_depends 19816a122c7SAlexander A. KlimovHomepage: https://www.kernel.org/ 199b41d920aSRiku Voipio 2000fa21cf4SMasahiro YamadaPackage: $packagename-$version 201b41d920aSRiku VoipioArchitecture: $debarch 202b41d920aSRiku VoipioDescription: Linux kernel, version $version 203b41d920aSRiku Voipio This package contains the Linux kernel, modules and corresponding other 204b41d920aSRiku Voipio files, version: $version. 205b41d920aSRiku Voipio 206b41d920aSRiku VoipioPackage: linux-libc-dev 207b41d920aSRiku VoipioSection: devel 208b41d920aSRiku VoipioProvides: linux-kernel-headers 209b41d920aSRiku VoipioArchitecture: $debarch 210b41d920aSRiku VoipioDescription: Linux support headers for userspace development 211b41d920aSRiku Voipio This package provides userspaces headers from the Linux kernel. These headers 212b41d920aSRiku Voipio are used by the installed headers for GNU glibc and other system libraries. 2135a464217SCedric HombourgerMulti-Arch: same 214d9dac147SReinhard KarcherEOF 215d9dac147SReinhard Karcher 216bac977cbSMasahiro Yamadaif is_enabled CONFIG_MODULES; then 217bac977cbSMasahiro Yamadacat <<EOF >> debian/control 218bac977cbSMasahiro Yamada 2190fa21cf4SMasahiro YamadaPackage: linux-headers-$version 220bac977cbSMasahiro YamadaArchitecture: $debarch 221bac977cbSMasahiro YamadaDescription: Linux kernel headers for $version on $debarch 222bac977cbSMasahiro Yamada This package provides kernel header files for $version on $debarch 223bac977cbSMasahiro Yamada . 224bac977cbSMasahiro Yamada This is useful for people who need to build external modules 225bac977cbSMasahiro YamadaEOF 226bac977cbSMasahiro Yamadafi 227bac977cbSMasahiro Yamada 228d9dac147SReinhard Karcherif is_enabled CONFIG_DEBUG_INFO; then 229d9dac147SReinhard Karchercat <<EOF >> debian/control 230b41d920aSRiku Voipio 2310fa21cf4SMasahiro YamadaPackage: linux-image-$version-dbg 232b41d920aSRiku VoipioSection: debug 233b41d920aSRiku VoipioArchitecture: $debarch 234b41d920aSRiku VoipioDescription: Linux kernel debugging symbols for $version 235b41d920aSRiku Voipio This package will come in handy if you need to debug the kernel. It provides 236b41d920aSRiku Voipio all the necessary debug symbols for the kernel and its modules. 237b41d920aSRiku VoipioEOF 238d9dac147SReinhard Karcherfi 239b41d920aSRiku Voipio 240b41d920aSRiku Voipiocat <<EOF > debian/rules 241b41d920aSRiku Voipio#!$(command -v $MAKE) -f 242b41d920aSRiku Voipio 243175209ccSMasahiro Yamadasrctree ?= . 244175209ccSMasahiro Yamada 24576c37668SGuillem Joverbuild-indep: 24676c37668SGuillem Joverbuild-arch: 247bbcde0a7SMasahiro Yamada \$(MAKE) KERNELRELEASE=${version} ARCH=${ARCH} \ 248175209ccSMasahiro Yamada KBUILD_BUILD_VERSION=${revision} -f \$(srctree)/Makefile 249b41d920aSRiku Voipio 25076c37668SGuillem Joverbuild: build-arch 25176c37668SGuillem Jover 25276c37668SGuillem Joverbinary-indep: 25376c37668SGuillem Joverbinary-arch: build-arch 254bbcde0a7SMasahiro Yamada \$(MAKE) KERNELRELEASE=${version} ARCH=${ARCH} \ 255175209ccSMasahiro Yamada KBUILD_BUILD_VERSION=${revision} -f \$(srctree)/Makefile intdeb-pkg 256b41d920aSRiku Voipio 257b41d920aSRiku Voipioclean: 258c9f9cf25SBastian Germann rm -rf debian/files debian/linux-* 259b41d920aSRiku Voipio \$(MAKE) clean 260b41d920aSRiku Voipio 261b41d920aSRiku Voipiobinary: binary-arch 262b41d920aSRiku VoipioEOF 263f6d9db63SArseny Maslennikovchmod +x debian/rules 264b41d920aSRiku Voipio 265b41d920aSRiku Voipioexit 0 266