pkgname=linux6.6-zen version=6.6.7 revision=1 zen=1 wrksrc="linux-${version}-zen${zen}" short_desc="Linux kernel and modules with Zen patches (${version%.*} series) compiled with Clang" maintainer="Wizzard " license="GPL-2.0-only" homepage="http://www.zen-kernel.org/" distfiles="https://github.com/zen-kernel/zen-kernel/archive/refs/tags/v${version}-zen${zen}.tar.gz" checksum="07fb5c68565142c7b66c65459b77aa6c146d97ad36736ac7e8df051d9594c99e" python_version=3 patch_args="-Np1" nodebug=yes # -dbg package is generated below manually nostrip=yes noverifyrdeps=yes noshlibprovides=yes preserve=yes hostmakedepends="tar xz lz4 bc-gh elfutils-devel flex gmp-devel kmod libmpc-devel openssl-devel perl uboot-mkimage cpio clang llvm lld pahole python3 which" _kernver="${version}-zen${zen}_${revision}" triggers="kernel-hooks" kernel_hooks_version="${_kernver}" # These files could be modified when an external module is built. mutable_files=" /usr/lib/modules/${_kernver}/modules.builtin.bin /usr/lib/modules/${_kernver}/modules.builtin.alias.bin /usr/lib/modules/${_kernver}/modules.softdep /usr/lib/modules/${_kernver}/modules.dep /usr/lib/modules/${_kernver}/modules.dep.bin /usr/lib/modules/${_kernver}/modules.symbols /usr/lib/modules/${_kernver}/modules.symbols.bin /usr/lib/modules/${_kernver}/modules.alias /usr/lib/modules/${_kernver}/modules.alias.bin /usr/lib/modules/${_kernver}/modules.devname" # reproducible build export KBUILD_BUILD_TIMESTAMP=${SOURCE_DATE_EPOCH:-0} export KBUILD_BUILD_USER=voidlinux export KBUILD_BUILD_HOST=zen if [ "$CROSS_BUILD" ]; then _cross="CROSS_COMPILE=${XBPS_CROSS_TRIPLET}-" fi if [ "${_patchver}" ]; then _version="EXTRAVERSION=${_patchver}" fi do_configure() { # If there's a file called -dotconfig, use it to # configure the kernel; otherwise use arch defaults and all stuff # as modules (allmodconfig). local arch subarch case "$XBPS_TARGET_MACHINE" in i686*) arch=i386;; x86_64*) arch=x86_64;; arm*) arch=arm;; aarch64*) arch=arm64;; ppc64le*) arch=powerpc; subarch=ppc64le;; ppc64*) arch=powerpc; subarch=ppc64;; ppc*) arch=powerpc;; mips*) arch=mips;; esac if [ -f ${FILESDIR}/${subarch:-$arch}-dotconfig-custom ]; then msg_normal "Detected a custom .config file for your arch, using it.\n" cp -f ${FILESDIR}/${subarch:-$arch}-dotconfig-custom .config make CC=clang AS=clang LD=ld.lld AR=llvm-ar NM=llvm-nm STRIP=llvm-strip OBJCOPY=llvm-objcopy OBJDUMP=llvm-objdump HOSTCC=clang HOSTLD=ld.lld HOSTAR=llvm-ar ${makejobs} ARCH=$arch ${_args} oldconfig elif [ -f ${FILESDIR}/${subarch:-$arch}-dotconfig ]; then msg_normal "Detected a .config file for your arch, using it.\n" cp -f ${FILESDIR}/${subarch:-$arch}-dotconfig .config make CC=clang AS=clang LD=ld.lld AR=llvm-ar NM=llvm-nm STRIP=llvm-strip OBJCOPY=llvm-objcopy OBJDUMP=llvm-objdump HOSTCC=clang HOSTLD=ld.lld HOSTAR=llvm-ar ${makejobs} ARCH=$arch ${_args} oldconfig elif [ -f ${FILESDIR}/${XBPS_TARGET_MACHINE%%-musl}-dotconfig ]; then msg_normal "Detected a .config file for your cpu family, using it.\n" cp -f ${FILESDIR}/${XBPS_TARGET_MACHINE%%-musl}-dotconfig .config make CC=clang AS=clang LD=ld.lld AR=llvm-ar NM=llvm-nm STRIP=llvm-strip OBJCOPY=llvm-objcopy OBJDUMP=llvm-objdump HOSTCC=clang HOSTLD=ld.lld HOSTAR=llvm-ar ${makejobs} ARCH=$arch ${_args} oldconfig else msg_normal "Defaulting to 'allmodconfig'.\n" make CC=clang AS=clang LD=ld.lld AR=llvm-ar NM=llvm-nm STRIP=llvm-strip OBJCOPY=llvm-objcopy OBJDUMP=llvm-objdump HOSTCC=clang HOSTLD=ld.lld HOSTAR=llvm-ar ${makejobs} ARCH=$arch ${_args} allmodconfig fi # Always use our revision to CONFIG_LOCALVERSION to match our pkg version. sed -i -e "s|^\(CONFIG_LOCALVERSION=\).*|\1\"_${revision}\"|" .config } do_build() { local arch _cross _args case "$XBPS_TARGET_MACHINE" in i686*) _args="bzImage modules"; arch=i386;; x86_64*) _args="bzImage modules"; arch=x86_64;; arm*) _args="zImage modules dtbs"; arch=arm;; aarch64*) _args="Image modules dtbs"; arch=arm64;; ppc*) _args="zImage modules"; arch=powerpc;; mips*) _args="uImage modules dtbs"; arch=mips;; esac export LDFLAGS= make CC=clang AS=clang LD=ld.lld AR=llvm-ar NM=llvm-nm STRIP=llvm-strip OBJCOPY=llvm-objcopy OBJDUMP=llvm-objdump HOSTCC=clang HOSTLD=ld.lld HOSTAR=llvm-ar ARCH=$arch ${_version} ${_cross} ${makejobs} prepare make CC=clang AS=clang LD=ld.lld AR=llvm-ar NM=llvm-nm STRIP=llvm-strip OBJCOPY=llvm-objcopy OBJDUMP=llvm-objdump HOSTCC=clang HOSTLD=ld.lld HOSTAR=llvm-ar ARCH=$arch ${_version} ${_cross} ${makejobs} ${_args} } do_install() { local arch subarch _args hdrdest case "$XBPS_TARGET_MACHINE" in i686*) arch=x86; subarch=i386;; x86_64*) arch=x86; subarch=x86_64;; arm*) arch=arm;; aarch64*) arch=arm64;; ppc*) arch=powerpc;; mips*) arch=mips;; esac # Run depmod after compressing modules. sed -i '2iexit 0' scripts/depmod.sh # Install kernel, firmware and modules make CC=clang AS=clang LD=ld.lld AR=llvm-ar NM=llvm-nm STRIP=llvm-strip OBJCOPY=llvm-objcopy OBJDUMP=llvm-objdump HOSTCC=clang HOSTLD=ld.lld HOSTAR=llvm-ar ${makejobs} ARCH=${subarch:-$arch} INSTALL_MOD_PATH=${DESTDIR} modules_install hdrdest=${DESTDIR}/usr/src/kernel-headers-${_kernver} vinstall .config 644 boot config-${_kernver} vinstall System.map 644 boot System.map-${_kernver} case "$arch" in x86) vinstall arch/x86/boot/bzImage 644 boot vmlinuz-${_kernver} ;; arm) vinstall arch/arm/boot/zImage 644 boot make CC=clang AS=clang LD=ld.lld AR=llvm-ar NM=llvm-nm STRIP=llvm-strip OBJCOPY=llvm-objcopy OBJDUMP=llvm-objdump HOSTCC=clang HOSTLD=ld.lld HOSTAR=llvm-ar ${makejobs} ARCH=${subarch:-$arch} INSTALL_DTBS_PATH=${DESTDIR}/boot/dtbs/dtbs-${_kernver} dtbs_install ;; arm64) vinstall arch/arm64/boot/Image 644 boot vmlinux-${_kernver} make CC=clang AS=clang LD=ld.lld AR=llvm-ar NM=llvm-nm STRIP=llvm-strip OBJCOPY=llvm-objcopy OBJDUMP=llvm-objdump HOSTCC=clang HOSTLD=ld.lld HOSTAR=llvm-ar ${makejobs} ARCH=${subarch:-$arch} INSTALL_DTBS_PATH=${DESTDIR}/boot/dtbs/dtbs-${_kernver} dtbs_install ;; powerpc) # zImage on powerpc is useless as it won't load initramfs # raw vmlinux is huge, and this is nostrip, so do it manually vinstall vmlinux 644 boot vmlinux-${_kernver} /usr/bin/$STRIP ${DESTDIR}/boot/vmlinux-${_kernver} ;; mips) vinstall arch/mips/boot/uImage.bin 644 boot uImage-${_kernver} make CC=clang AS=clang LD=ld.lld AR=llvm-ar NM=llvm-nm STRIP=llvm-strip OBJCOPY=llvm-objcopy OBJDUMP=llvm-objdump HOSTCC=clang HOSTLD=ld.lld HOSTAR=llvm-ar ${makejobs} ARCH=${subarch:-$arch} INSTALL_DTBS_PATH=${DESTDIR}/boot/dtbs/dtbs-${_kernver} dtbs_install ;; esac # Switch to /usr. vmkdir usr mv ${DESTDIR}/lib ${DESTDIR}/usr cd ${DESTDIR}/usr/lib/modules/${_kernver} rm -f source build ln -sf ../../../src/kernel-headers-${_kernver} build cd ${wrksrc} # Install required headers to build external modules install -Dm644 Makefile ${hdrdest}/Makefile install -Dm644 kernel/Makefile ${hdrdest}/kernel/Makefile install -Dm644 .config ${hdrdest}/.config for file in $(find . -name Kconfig\*); do mkdir -p ${hdrdest}/$(dirname $file) install -Dm644 $file ${hdrdest}/${file} done for file in $(find arch/${subarch:-$arch} -name module.lds -o -name Kbuild.platforms -o -name Platform); do mkdir -p ${hdrdest}/$(dirname $file) install -Dm644 $file ${hdrdest}/${file} done mkdir -p ${hdrdest}/include # Remove firmware stuff provided by the "linux-firmware" pkg. rm -rf ${DESTDIR}/usr/lib/firmware for i in acpi asm-generic clocksource config crypto drm generated linux vdso \ math-emu media net pcmcia scsi sound trace uapi video xen dt-bindings; do if [ -d include/$i ]; then cp -a include/$i ${hdrdest}/include fi done cd ${wrksrc} mkdir -p ${hdrdest}/arch/${arch} cp -a arch/${arch}/include ${hdrdest}/arch/${arch} # Remove helper binaries built for host, # if generated files from the scripts/ directory need to be included, # they need to be copied to ${hdrdest} before this step if [ "$CROSS_BUILD" ]; then make CC=clang AS=clang LD=ld.lld AR=llvm-ar NM=llvm-nm STRIP=llvm-strip OBJCOPY=llvm-objcopy OBJDUMP=llvm-objdump HOSTCC=clang HOSTLD=ld.lld HOSTAR=llvm-ar ${makejobs} ARCH=${subarch:-$arch} _mrproper_scripts # remove host specific objects as well find scripts -name '*.o' -delete fi # Copy files necessary for later builds, like nvidia and vmware cp Module.symvers ${hdrdest} cp -a scripts ${hdrdest} mkdir -p ${hdrdest}/security/selinux cp -a security/selinux/include ${hdrdest}/security/selinux mkdir -p ${hdrdest}/tools/include cp -a tools/include/tools ${hdrdest}/tools/include mkdir -p ${hdrdest}/arch/${arch}/kernel cp arch/${arch}/Makefile ${hdrdest}/arch/${arch} if [ "$subarch" = "i386" ]; then mkdir -p ${hdrdest}/arch/x86 cp arch/x86/Makefile_32.cpu ${hdrdest}/arch/x86 fi if [ "$arch" = "x86" ]; then mkdir -p ${hdrdest}/arch/x86/kernel cp arch/x86/kernel/asm-offsets.s ${hdrdest}/arch/x86/kernel elif [ "$arch" = "arm64" ]; then mkdir -p ${hdrdest}/arch/arm64/kernel cp -a arch/arm64/kernel/vdso ${hdrdest}/arch/arm64/kernel/ fi # add headers for lirc package # pci for i in bt8xx cx88 saa7134; do mkdir -p ${hdrdest}/drivers/media/pci/${i} cp -a drivers/media/pci/${i}/*.h ${hdrdest}/drivers/media/pci/${i} done # i2c mkdir -p ${hdrdest}/drivers/media/i2c cp drivers/media/i2c/*.h ${hdrdest}/drivers/media/i2c for i in cx25840; do mkdir -p ${hdrdest}/drivers/media/i2c/${i} cp -a drivers/media/i2c/${i}/*.h ${hdrdest}/drivers/media/i2c/${i} done # Add md headers mkdir -p ${hdrdest}/drivers/md cp drivers/md/*.h ${hdrdest}/drivers/md # Add inotify.h mkdir -p ${hdrdest}/include/linux cp include/linux/inotify.h ${hdrdest}/include/linux # Add wireless headers mkdir -p ${hdrdest}/net/mac80211/ cp net/mac80211/*.h ${hdrdest}/net/mac80211 # add dvb headers for http://mcentral.de/hg/~mrec/em28xx-new mkdir -p ${hdrdest}/drivers/media/dvb-frontends cp drivers/media/dvb-frontends/lgdt330x.h \ ${hdrdest}/drivers/media/dvb-frontends/ cp drivers/media/i2c/msp3400-driver.h ${hdrdest}/drivers/media/i2c/ # add dvb headers mkdir -p ${hdrdest}/drivers/media/usb/dvb-usb cp drivers/media/usb/dvb-usb/*.h ${hdrdest}/drivers/media/usb/dvb-usb/ mkdir -p ${hdrdest}/drivers/media/dvb-frontends cp drivers/media/dvb-frontends/*.h ${hdrdest}/drivers/media/dvb-frontends/ mkdir -p ${hdrdest}/drivers/media/tuners cp drivers/media/tuners/*.h ${hdrdest}/drivers/media/tuners/ # Add xfs and shmem for aufs building mkdir -p ${hdrdest}/fs/xfs/libxfs mkdir -p ${hdrdest}/mm cp fs/xfs/libxfs/xfs_sb.h ${hdrdest}/fs/xfs/libxfs/xfs_sb.h # Add objtool binary, needed to build external modules with dkms case "$XBPS_TARGET_MACHINE" in x86_64*) mkdir -p ${hdrdest}/tools/objtool cp tools/objtool/objtool ${hdrdest}/tools/objtool ;; esac # Remove unneeded architectures case "$arch" in i386|x86_64) _args="arm* m* p*";; arm|arm64) _args="x86* m* p*";; powerpc) _args="arm* m* x86* parisc";; mips) _args="arm* x86* p*";; esac for arch in alpha avr32 blackfin cris frv h8300 \ ia64 s* um v850 xtensa ${_args}; do rm -rf ${hdrdest}/arch/${arch} done # Keep arch/x86/ras/Kconfig as it is needed by drivers/ras/Kconfig mkdir -p ${hdrdest}/arch/x86/ras cp -a arch/x86/ras/Kconfig ${hdrdest}/arch/x86/ras/Kconfig # Extract debugging symbols and compress modules msg_normal "$pkgver: extracting debug info and compressing modules, please wait...\n" install -Dm644 vmlinux ${DESTDIR}/usr/lib/debug/boot/vmlinux-${_kernver} ( cd ${DESTDIR} export DESTDIR find ./ -name '*.ko' -print0 | \ xargs -0r -n1 -P ${XBPS_MAKEJOBS} ${FILESDIR}/mv-debug ) # ... and run depmod again. depmod -b ${DESTDIR}/usr -F System.map ${_kernver} } linux6.6-zen-headers_package() { preserve=yes nostrip=yes noshlibprovides=yes short_desc+=" - source headers for 3rd party modules" pkg_install() { vmove usr/src vmove usr/lib/modules/${_kernver}/build } } linux6.6-zen-dbg_package() { preserve=yes nostrip=yes noverifyrdeps=yes noshlibprovides=yes repository=debug short_desc+=" - debugging symbols" pkg_install() { vmove usr/lib/debug } }