5.2.21-1 (clr 5.2.21-46) Initial import

3 files changed, 377 insertions, 0 deletions

diff --git a/.SRCINFO b/.SRCINFO
new file mode 100644
index 000000000000..c73aabc081e2
--- /dev/null
+++ b/.SRCINFO
@@ -0,0 +1,42 @@
+pkgbase = linux-clear-preempt-rt
+	pkgdesc = Clear Linux Preempt-RT
+	pkgver = 5.2.21
+	pkgrel = 1
+	url = https://github.com/clearlinux-pkgs/linux-preempt-rt
+	arch = x86_64
+	license = GPL2
+	makedepends = bc
+	makedepends = cpio
+	makedepends = git
+	makedepends = inetutils
+	makedepends = kmod
+	makedepends = libelf
+	makedepends = xmlto
+	options = !strip
+	source = https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.2.21.tar.xz
+	source = https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.2.21.tar.sign
+	source = https://cdn.kernel.org/pub/linux/kernel/projects/rt/5.2/patch-5.2.21-rt13.patch.xz
+	source = clearlinux-preempt-rt::git+https://github.com/clearlinux-pkgs/linux-preempt-rt.git#tag=5.2.21-46
+	source = enable_additional_cpu_optimizations-20190822.tar.gz::https://github.com/graysky2/kernel_gcc_patch/archive/20190822.tar.gz
+	validpgpkeys = ABAF11C65A2970B130ABE3C479BE3E4300411886
+	validpgpkeys = 647F28654894E3BD457199BE38DBBDC86092693E
+	sha256sums = 9a8ee3ff75dabffa76141c8dc7529dfbb3ca07888a3708a13f15b412268b3538
+	sha256sums = SKIP
+	sha256sums = 3251dd8f97d5117fe76d29d7eade1725a36bded072488a4e6618c51920462610
+	sha256sums = SKIP
+	sha256sums = 8c11086809864b5cef7d079f930bd40da8d0869c091965fa62e95de9a0fe13b5
+
+pkgname = linux-clear-preempt-rt
+	pkgdesc = The Clear Linux Preempt-RT kernel and modules
+	install = linux.install
+	depends = coreutils
+	depends = kmod
+	depends = initramfs
+	optdepends = crda: to set the correct wireless channels of your country
+	optdepends = linux-firmware: firmware images needed for some devices
+	optdepends = modprobed-db: Keeps track of EVERY kernel module that has ever been probed - useful for those of us who make localmodconfig
+	provides = WIREGUARD-MODULE
+
+pkgname = linux-clear-preempt-rt-headers
+	pkgdesc = Headers and scripts for building modules for the Clear Linux Preempt-RT kernel
+
diff --git a/PKGBUILD b/PKGBUILD
new file mode 100644
index 000000000000..b949f5445a2c
--- /dev/null
+++ b/PKGBUILD
@@ -0,0 +1,327 @@
+# Maintainer: Josip Ponjavic <josipponjavic at gmail dot com>
+# Contributor:
+
+### BUILD OPTIONS
+# Set these variables to ANYTHING that is not null to enable them
+
+# Tweak kernel options prior to a build via nconfig
+_makenconfig=
+
+_enable_gcc_more_v="y"
+# Optionally select a sub architecture by number if building in a clean chroot
+# Leaving this entry blank will require user interaction during the build
+# which will cause a failure to build if using makechrootpkg. Note that the
+# generic (default) option is 30.
+#
+#  1. AMD Opteron/Athlon64/Hammer/K8 (MK8)
+#  2. AMD Opteron/Athlon64/Hammer/K8 with SSE3 (MK8SSE3)
+#  3. AMD 61xx/7x50/PhenomX3/X4/II/K10 (MK10)
+#  4. AMD Barcelona (MBARCELONA)
+#  5. AMD Bobcat (MBOBCAT)
+#  6. AMD Jaguar (MJAGUAR)
+#  7. AMD Bulldozer (MBULLDOZER)
+#  8. AMD Piledriver (MPILEDRIVER)
+#  9. AMD Steamroller (MSTEAMROLLER)
+#  10. AMD Excavator (MEXCAVATOR)
+#  11. AMD Zen (MZEN)
+#  12. AMD Zen 2 (MZEN2)
+#  13. Intel P4 / older Netburst based Xeon (MPSC)
+#  14. Intel Atom (MATOM)
+#  15. Intel Core 2 (MCORE2)
+#  16. Intel Nehalem (MNEHALEM)
+#  17. Intel Westmere (MWESTMERE)
+#  18. Intel Silvermont (MSILVERMONT)
+#  19. Intel Goldmont (MGOLDMONT)
+#  20. Intel Goldmont Plus (MGOLDMONTPLUS)
+#  21. Intel Sandy Bridge (MSANDYBRIDGE)
+#  22. Intel Ivy Bridge (MIVYBRIDGE)
+#  23. Intel Haswell (MHASWELL)
+#  24. Intel Broadwell (MBROADWELL)
+#  25. Intel Skylake (MSKYLAKE)
+#  26. Intel Skylake X (MSKYLAKEX)
+#  27. Intel Cannon Lake (MCANNONLAKE)
+#  28. Intel Ice Lake (MICELAKE)
+#  29. Intel Cascade Lake (MCASCADELAKE)
+#  30. Generic-x86-64 (GENERIC_CPU)
+#  31. Native optimizations autodetected by GCC (MNATIVE)
+_subarch=
+
+# Compile ONLY used modules to VASTLY reduce the number of modules built
+# and the build time.
+#
+# To keep track of which modules are needed for your specific system/hardware,
+# give module_db script a try: https://aur.archlinux.org/packages/modprobed-db
+# This PKGBUILD read the database kept if it exists
+#
+# More at this wiki page ---> https://wiki.archlinux.org/index.php/Modprobed-db
+_localmodcfg=
+
+### IMPORTANT: Do no edit below this line unless you know what you're doing
+
+_major=5.2
+_minor=21
+_srcname=linux-${_major}.${_minor}
+_clr=${_major}.${_minor}-46
+pkgbase=linux-clear-preempt-rt
+pkgver=${_major}.${_minor}
+pkgrel=1
+pkgdesc='Clear Linux Preempt-RT'
+arch=('x86_64')
+url="https://github.com/clearlinux-pkgs/linux-preempt-rt"
+license=('GPL2')
+makedepends=('bc' 'cpio' 'git' 'inetutils' 'kmod' 'libelf' 'xmlto')
+options=('!strip')
+_gcc_more_v='20190822'
+source=(
+  "https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-${_major}.${_minor}.tar.xz"
+  "https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-${_major}.${_minor}.tar.sign"
+  "https://cdn.kernel.org/pub/linux/kernel/projects/rt/5.2/patch-${_major}.${_minor}-rt13.patch.xz"
+  "clearlinux-preempt-rt::git+https://github.com/clearlinux-pkgs/linux-preempt-rt.git#tag=${_clr}"
+  "enable_additional_cpu_optimizations-$_gcc_more_v.tar.gz::https://github.com/graysky2/kernel_gcc_patch/archive/$_gcc_more_v.tar.gz"
+)
+
+export KBUILD_BUILD_HOST=archlinux
+export KBUILD_BUILD_USER=$pkgbase
+export KBUILD_BUILD_TIMESTAMP="$(date -Ru${SOURCE_DATE_EPOCH:+d @$SOURCE_DATE_EPOCH})"
+
+prepare() {
+    cd ${_srcname}
+
+    ### Add upstream patches
+        msg2 "Add upstream patches"
+        patch -Np1 -i ../patch-${pkgver}-rt13.patch
+
+    ### Setting version
+        msg2 "Setting version..."
+        scripts/setlocalversion --save-scmversion
+        echo "-$pkgrel" > localversion.10-pkgrel
+        echo "${pkgbase#linux}" > localversion.20-pkgname
+
+    ### Add Clearlinux patches
+        for i in $(grep '^Patch' ${srcdir}/clearlinux-preempt-rt/linux-preempt-rt.spec | grep -Ev '^Patch0000|^Patch0125|^Patch0129' | sed -n 's/.*: //p'); do
+        msg2 "Applying patch ${i}..."
+        patch -Np1 -i "$srcdir/clearlinux-preempt-rt/${i}"
+        done
+
+    ### Setting config
+        msg2 "Setting config..."
+        cp -Tf $srcdir/clearlinux-preempt-rt/config ./.config
+
+    ### Enable extra stuff from arch kernel
+        msg2 "Enable extra stuff from arch kernel..."
+
+        # General setup
+        scripts/config --module IKCONFIG \
+                       --enable-after IKCONFIG IKCONFIG_PROC
+
+        # Power management and ACPI options
+        scripts/config --enable ACPI_REV_OVERRIDE_POSSIBLE  \
+                       --enable HIBERNATION
+
+        # Enable loadable module support
+        scripts/config --undefine MODULE_SIG_FORCE \
+                       --enable MODULE_COMPRESS \
+                       --enable-after MODULE_COMPRESS MODULE_COMPRESS_XZ
+
+        # Networking support
+        scripts/config --enable NETFILTER_INGRESS \
+                       --module NET_SCH_CAKE
+
+        # Device Drivers
+        scripts/config --enable FRAMEBUFFER_CONSOLE_DEFERRED_TAKEOVER \
+                       --enable DELL_SMBIOS_SMM \
+                       --module PATA_JMICRON \
+                       --enable-after SOUND SOUND_OSS_CORE \
+                       --enable SND_OSSEMUL \
+                       --module-after SND_OSSEMUL SND_MIXER_OSS \
+                       --module-after SND_MIXER_OSS SND_PCM_OSS \
+                       --enable-after SND_PCM_OSS SND_PCM_OSS_PLUGINS
+
+        # Security options
+        scripts/config --enable SECURITY_SELINUX \
+                       --enable-after SECURITY_SELINUX SECURITY_SELINUX_BOOTPARAM \
+                       --enable SECURITY_SMACK \
+                       --enable-after SECURITY_SMACK SECURITY_SMACK_BRINGUP \
+                       --enable-after SECURITY_SMACK_BRINGUP SECURITY_SMACK_NETFILTER \
+                       --enable-after SECURITY_SMACK_NETFILTER SECURITY_SMACK_APPEND_SIGNALS \
+                       --enable SECURITY_TOMOYO \
+                       --enable SECURITY_APPARMOR \
+                       --enable SECURITY_YAMA
+
+        make olddefconfig
+
+    ### Patch source to unlock additional gcc CPU optimizations
+        # https://github.com/graysky2/kernel_gcc_patch
+        if [ "${_enable_gcc_more_v}" = "y" ]; then
+        msg2 "Applying enable_additional_cpu_optimizations_for_gcc_v9.1+_kernel_v4.13+.patch ..."
+        patch -Np1 -i "$srcdir/kernel_gcc_patch-$_gcc_more_v/enable_additional_cpu_optimizations_for_gcc_v9.1+_kernel_v4.13+.patch"
+        fi
+
+    ### Get kernel version
+        if [ "${_enable_gcc_more_v}" = "y" ] || [ -n "${_subarch}" ]; then
+        yes "$_subarch" | make oldconfig
+        else
+        make prepare
+        fi
+
+    ### Prepared version
+        make -s kernelrelease > version
+        msg2 "Prepared %s version %s" "$pkgbase" "$(<version)"
+
+    ### Optionally load needed modules for the make localmodconfig
+        # See https://aur.archlinux.org/packages/modprobed-db
+        if [ -n "$_localmodcfg" ]; then
+          if [ -f $HOME/.config/modprobed.db ]; then
+            msg2 "Running Steven Rostedt's make localmodconfig now"
+            make LSMOD=$HOME/.config/modprobed.db localmodconfig
+          else
+            msg2 "No modprobed.db data found"
+            exit
+          fi
+        fi
+
+    ### do not run `make olddefconfig` as it sets default options
+        yes "" | make config >/dev/null
+
+    ### Running make nconfig
+
+        [[ -z "$_makenconfig" ]] || make nconfig
+
+    ### Save configuration for later reuse
+
+        cp -Tf ./.config "${startdir}/config-${pkgver}-${pkgrel}${pkgbase#linux}"
+}
+
+build() {
+    cd ${_srcname}
+    make bzImage modules
+}
+
+_package() {
+    pkgdesc="The $pkgdesc kernel and modules"
+    depends=('coreutils' 'kmod' 'initramfs')
+    optdepends=('crda: to set the correct wireless channels of your country'
+                'linux-firmware: firmware images needed for some devices'
+                'modprobed-db: Keeps track of EVERY kernel module that has ever been probed - useful for those of us who make localmodconfig')
+    provides=('WIREGUARD-MODULE')
+    install=linux.install
+
+    cd $_srcname
+
+    local kernver="$(<version)"
+    local modulesdir="$pkgdir/usr/lib/modules/$kernver"
+
+    msg2 "Installing boot image..."
+    # systemd expects to find the kernel here to allow hibernation
+    # https://github.com/systemd/systemd/commit/edda44605f06a41fb86b7ab8128dcf99161d2344
+    install -Dm644 "$(make -s image_name)" "$modulesdir/vmlinuz"
+
+    # Used by mkinitcpio to name the kernel
+    echo "$pkgbase" | install -Dm644 /dev/stdin "$modulesdir/pkgbase"
+
+    msg2 "Installing modules..."
+    make INSTALL_MOD_PATH="$pkgdir/usr" modules_install
+
+    # remove build and source links
+    rm "$modulesdir"/{source,build}
+
+    msg2 "Fixing permissions..."
+    chmod -Rc u=rwX,go=rX "$pkgdir"
+}
+
+_package-headers() {
+    pkgdesc="Headers and scripts for building modules for the $pkgdesc kernel"
+
+    cd ${_srcname}
+    local builddir="$pkgdir/usr/lib/modules/$(<version)/build"
+
+    msg2 "Installing build files..."
+    install -Dt "$builddir" -m644 .config Makefile Module.symvers System.map \
+        localversion.* version vmlinux
+    install -Dt "$builddir/kernel" -m644 kernel/Makefile
+    install -Dt "$builddir/arch/x86" -m644 arch/x86/Makefile
+    cp -t "$builddir" -a scripts
+
+    # add objtool for external module building and enabled VALIDATION_STACK option
+    install -Dt "$builddir/tools/objtool" tools/objtool/objtool
+
+    # add xfs and shmem for aufs building
+    mkdir -p "$builddir"/{fs/xfs,mm}
+
+    msg2 "Installing headers..."
+    cp -t "$builddir" -a include
+    cp -t "$builddir/arch/x86" -a arch/x86/include
+    install -Dt "$builddir/arch/x86/kernel" -m644 arch/x86/kernel/asm-offsets.s
+
+    install -Dt "$builddir/drivers/md" -m644 drivers/md/*.h
+    install -Dt "$builddir/net/mac80211" -m644 net/mac80211/*.h
+
+    # http://bugs.archlinux.org/task/13146
+    install -Dt "$builddir/drivers/media/i2c" -m644 drivers/media/i2c/msp3400-driver.h
+
+    # http://bugs.archlinux.org/task/20402
+    install -Dt "$builddir/drivers/media/usb/dvb-usb" -m644 drivers/media/usb/dvb-usb/*.h
+    install -Dt "$builddir/drivers/media/dvb-frontends" -m644 drivers/media/dvb-frontends/*.h
+    install -Dt "$builddir/drivers/media/tuners" -m644 drivers/media/tuners/*.h
+
+    msg2 "Installing KConfig files..."
+    find . -name 'Kconfig*' -exec install -Dm644 {} "$builddir/{}" \;
+
+    msg2 "Removing unneeded architectures..."
+    local arch
+    for arch in "$builddir"/arch/*/; do
+        [[ $arch = */x86/ ]] && continue
+        echo "Removing $(basename "$arch")"
+        rm -r "$arch"
+    done
+
+    msg2 "Removing documentation..."
+    rm -r "$builddir/Documentation"
+
+    msg2 "Removing broken symlinks..."
+    find -L "$builddir" -type l -printf 'Removing %P\n' -delete
+
+    msg2 "Removing loose objects..."
+    find "$builddir" -type f -name '*.o' -printf 'Removing %P\n' -delete
+
+    msg2 "Stripping build tools..."
+    local file
+    while read -rd '' file; do
+        case "$(file -bi "$file")" in
+            application/x-sharedlib\;*)      # Libraries (.so)
+                strip -v $STRIP_SHARED "$file" ;;
+            application/x-archive\;*)        # Libraries (.a)
+                strip -v $STRIP_STATIC "$file" ;;
+            application/x-executable\;*)     # Binaries
+                strip -v $STRIP_BINARIES "$file" ;;
+            application/x-pie-executable\;*) # Relocatable binaries
+                strip -v $STRIP_SHARED "$file" ;;
+        esac
+    done < <(find "$builddir" -type f -perm -u+x ! -name vmlinux -print0)
+
+    msg2 "Adding symlink..."
+    mkdir -p "$pkgdir/usr/src"
+    ln -sr "$builddir" "$pkgdir/usr/src/$pkgbase"
+
+    msg2 "Fixing permissions..."
+    chmod -Rc u=rwX,go=rX "$pkgdir"
+}
+
+pkgname=("$pkgbase" "$pkgbase-headers")
+for _p in "${pkgname[@]}"; do
+  eval "package_$_p() {
+    $(declare -f "_package${_p#$pkgbase}")
+    _package${_p#$pkgbase}
+  }"
+done
+
+sha256sums=('9a8ee3ff75dabffa76141c8dc7529dfbb3ca07888a3708a13f15b412268b3538'
+            'SKIP'
+            '3251dd8f97d5117fe76d29d7eade1725a36bded072488a4e6618c51920462610'
+            'SKIP'
+            '8c11086809864b5cef7d079f930bd40da8d0869c091965fa62e95de9a0fe13b5')
+
+validpgpkeys=(
+  'ABAF11C65A2970B130ABE3C479BE3E4300411886'  # Linus Torvalds
+  '647F28654894E3BD457199BE38DBBDC86092693E'  # Greg Kroah-Hartman
+)
diff --git a/linux.install b/linux.install
new file mode 100644
index 000000000000..689c15b4542f
--- /dev/null
+++ b/linux.install
@@ -0,0 +1,8 @@
+
+post_install() {
+  echo ":: Adjust kernel command line in your bootloader to Clear Linux kernel default:"
+  echo "   quiet console=tty0 console=ttyS0,115200n8 cryptomgr.notests initcall_debug"
+  echo "   intel_iommu=igfx_off kvm-intel.nested=1 no_timer_check noreplace-smp"
+  echo "   page_alloc.shuffle=1 rcu_nocbs=0-64 rcupdate.rcu_expedited=1"
+  echo "   rootfstype=ext4,btrfs,xfs tsc=reliable rw "
+}