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bpfire/lfs/linux
Michael Tremer 39f94ee8eb Drop support for armv6l (and armv7hl) 
This removes support for building IPFire for 32 bit ARM architectures.

This has been decided in August 2022 with six months notice as there are
not very many users and hardware is generally not available any more.

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
2023-02-10 09:26:37 +00:00

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###############################################################################
# #
# IPFire.org - A linux based firewall #
# Copyright (C) 2007-2023 IPFire Team <info@ipfire.org> #
# #
# This program is free software: you can redistribute it and/or modify #
# it under the terms of the GNU General Public License as published by #
# the Free Software Foundation, either version 3 of the License, or #
# (at your option) any later version. #
# #
# This program is distributed in the hope that it will be useful, #
# but WITHOUT ANY WARRANTY; without even the implied warranty of #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
# GNU General Public License for more details. #
# #
# You should have received a copy of the GNU General Public License #
# along with this program. If not, see <http://www.gnu.org/licenses/>. #
# #
###############################################################################
###############################################################################
# Definitions
###############################################################################
include Config
VER = 6.1.10
ARM_PATCHES = 6.1.y-ipfire0
THISAPP = linux-$(VER)
DL_FILE = linux-$(VER).tar.xz
DL_FROM = $(URL_IPFIRE)
DIR_APP = $(DIR_SRC)/$(THISAPP)
CFLAGS =
CXXFLAGS =
HEADERS_ARCH = $(BUILD_PLATFORM)
KERNEL_ARCH = $(BUILD_ARCH)
KERNEL_TARGET = bzImage
ifeq "$(BUILD_ARCH)" "aarch64"
HEADERS_ARCH = arm64
KERNEL_ARCH = arm64
KERNEL_TARGET = Image
endif
ifeq "$(BUILD_ARCH)" "riscv64"
KERNEL_ARCH = riscv
KERNEL_TARGET = Image.gz
endif
VERSUFIX=ipfire$(KCFG)
ifeq "$(TOOLCHAIN)" "1"
TARGET = $(DIR_INFO)/linux-$(VER)-$(VERSUFIX)-tools
HEADERS_PREFIX = $(TOOLS_DIR)
EXTRAMAKE = CROSS_COMPILE=$(CROSSTARGET)-
else
TARGET = $(DIR_INFO)/linux-$(VER)-$(VERSUFIX)
HEADERS_PREFIX = /usr
endif
ifeq "$(KCFG)" ""
LASTKERNEL=1
endif
###############################################################################
# Top-level Rules
###############################################################################
objects = \
$(DL_FILE) \
arm-multi-patches-$(ARM_PATCHES).patch.xz
$(DL_FILE) = $(URL_IPFIRE)/$(DL_FILE)
$(DL_FILE)_BLAKE2 = 926c499eb3260e4358b8112785e7be74062aca54b4d5c21d2729efc81329ae168c461d32f54061d8db05a12cac45b63ca97b74084a8af8138f547c3a2fc2d947
arm-multi-patches-$(ARM_PATCHES).patch.xz_BLAKE2 = 3ef9a778c5c41ee8bf2942a48f63b21228a632a2910d2123f01155bbf571592898cffffa61c387a5a6c817b62e458947b4c406c6591b23b5401faa47b020337f
install : $(TARGET)
check : $(patsubst %,$(DIR_CHK)/%,$(objects))
download :$(patsubst %,$(DIR_DL)/%,$(objects))
b2 : $(subst %,%_BLAKE2,$(objects))
dist:
@$(PAK)
###############################################################################
# Downloading, checking, b2sum
###############################################################################
$(patsubst %,$(DIR_CHK)/%,$(objects)) :
@$(CHECK)
$(patsubst %,$(DIR_DL)/%,$(objects)) :
@$(LOAD)
$(subst %,%_BLAKE2,$(objects)) :
@$(B2SUM)
###############################################################################
# Installation Details
###############################################################################
$(TARGET) : $(patsubst %,$(DIR_DL)/%,$(objects))
@$(PREBUILD)
@rm -rf $(DIR_APP) $(DIR_SRC)/linux && cd $(DIR_SRC) && tar axf $(DIR_DL)/$(DL_FILE)
ln -svf linux-$(VER) $(DIR_SRC)/linux
# Layer7-patch
cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux/linux-6.1-layer7.patch
# DVB Patches
cd $(DIR_APP) && patch -Np2 < $(DIR_SRC)/src/patches/v4l-dvb_fix_tua6034_pll.patch
# Wlan Patches
cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux/linux-4.14_ath_user_regd.patch
cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux/linux-4.9.8-iwlwifi-noibss_only_on_radar_chan.patch
# Fix igb and e1000e crash
cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux/linux-4.14.1-igb-e1000e_fix_lock_at_update_stats.patch
# cs5535audio spams syslog if no ac97 was present (geos router)
cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux/linux-4.9.8_cs5535audio_fix_logspam_on_geos.patch
# Fix uevent PHYSDEVDRIVER
cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux/linux-2.6.32.27_mcs7830-fix-driver-name.patch
# fix Boot with enabled usercopy hardening
cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux/linux-5.9-crypto_testmgr_allocate_buffers_with____GFP_COMP.patch
# Patch performance monitoring restrictions to allow further hardening
cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux/linux-5.15.17-security-perf-allow-further-restriction-of-perf_event_open.patch
# https://bugzilla.ipfire.org/show_bug.cgi?id=12760
cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux/linux-5.15-NFQUEUE-Hold-RCU-read-lock-while-calling-nf_reinject.patch
# Fix external module compile
cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux/linux-6.0-fix_external_module_build.patch
# Fix pmc compile dependency errors
cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux/linux-6.0.7-platform-x86-amd-Fix-pmc-compile-dependency-errors.patch
ifeq "$(BUILD_ARCH)" "aarch64"
# Apply Arm-multiarch kernel patches.
cd $(DIR_APP) && xzcat $(DIR_DL)/arm-multi-patches-$(ARM_PATCHES).patch.xz | patch -Np1
endif
cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux/linux-3.14.79-amba-fix.patch
ifeq "$(KCFG)" "-headers"
# Install the header files
cd $(DIR_APP) && make ARCH=$(HEADERS_ARCH) $(EXTRAMAKE) headers
-mkdir -pv $(BUILDROOT)/$(HEADERS_PREFIX)/include
cd $(DIR_APP) && find usr/include -name '.*' -delete
cd $(DIR_APP) && rm usr/include/Makefile
cd $(DIR_APP) && cp -rv usr/include/* $(BUILDROOT)/$(HEADERS_PREFIX)/include
else
# Install ipfire logo
cd $(DIR_APP) && cp -vf $(DIR_SRC)/config/kernel/ipfire_logo.ppm \
drivers/video/logo/logo_linux_clut224.ppm
# Cleanup kernel source
cp $(DIR_SRC)/config/kernel/kernel.config.$(BUILD_ARCH)-$(VERSUFIX) $(DIR_APP)/.config
cd $(DIR_APP) && make oldconfig
cd $(DIR_APP) && make clean
cd $(DIR_APP) && sed -i -e 's/EXTRAVERSION\ =.*/EXTRAVERSION\ =\ -$(VERSUFIX)/' Makefile
# Copy Module signing key configuration
cp -f $(DIR_SRC)/config/kernel/x509.genkey $(DIR_APP)/certs/x509.genkey
# Remove modules folder if exists
rm -rf /lib/modules/$(VER)-$(VERSUFIX)
# Build the kernel
cd $(DIR_APP) && make $(MAKETUNING) $(KERNEL_TARGET) modules
# Install the kernel
cd $(DIR_APP) && cp -v arch/$(KERNEL_ARCH)/boot/$(KERNEL_TARGET) /boot/vmlinuz-$(VER)-$(VERSUFIX)
cd $(DIR_APP) && cp -v System.map /boot/System.map-$(VER)-$(VERSUFIX)
cd $(DIR_APP) && cp -v .config /boot/config-$(VER)-$(VERSUFIX)
cd $(DIR_APP) && make $(MAKETUNING) modules_install
ifeq "$(BUILD_PLATFORM)" "arm"
cd $(DIR_APP) && make $(MAKETUNING) dtbs
mkdir -p /boot/dtb-$(VER)-$(VERSUFIX)
cd $(DIR_APP)/arch/$(KERNEL_ARCH)/boot/dts && for f in $$(find -name "*.dtb"); do \
cp -v --parents $$f /boot/dtb-$(VER)-$(VERSUFIX)/ ; \
chmod 644 /boot/dtb-$(VER)-$(VERSUFIX)/$$f ; \
done
endif
# Recreate source and build links
rm -rf /lib/modules/$(VER)-$(VERSUFIX)/{build,source}
mkdir -p /lib/modules/$(VER)-$(VERSUFIX)/build
ln -sf build /lib/modules/$(VER)-$(VERSUFIX)/source
# Create dirs for extra modules
mkdir -p /lib/modules/$(VER)-$(VERSUFIX)/extra
cd $(DIR_APP) && cp --parents $$(find -type f -name "Makefile*" -o -name "Kconfig*") \
/lib/modules/$(VER)-$(VERSUFIX)/build
cd $(DIR_APP) && cp Module.symvers System.map /lib/modules/$(VER)-$(VERSUFIX)/build
rm -rf /lib/modules/$(VER)-$(VERSUFIX)/build/{Documentation,scripts,include}
cd $(DIR_APP) && cp .config /lib/modules/$(VER)-$(VERSUFIX)/build
cd $(DIR_APP) && cp -a scripts /lib/modules/$(VER)-$(VERSUFIX)/build
find /lib/modules/$(VER)-$(VERSUFIX)/build/scripts -name "*.o" -exec rm -vf {} \;
cd $(DIR_APP) && cp -a --parents arch/$(HEADERS_ARCH)/include /lib/modules/$(VER)-$(VERSUFIX)/build
cd $(DIR_APP) && cp -a include /lib/modules/$(VER)-$(VERSUFIX)/build/include
# Copy module signing key for off tree modules
cd $(DIR_APP) && cp -f certs/signing_key.* /lib/modules/$(VER)-$(VERSUFIX)/build/certs/
# Install objtool
cd $(DIR_APP) && cp -a tools/objtool/objtool \
/lib/modules/$(VER)-$(VERSUFIX)/build/tools/objtool/ || :
cd $(DIR_APP) && cp -a --parents tools/build/{Build,Build.include,fixdep.c} \
tools/scripts/utilities.mak /lib/modules/$(VER)-$(VERSUFIX)/build
# Make sure we can build external modules
touch -r /lib/modules/$(VER)-$(VERSUFIX)/build/Makefile \
/lib/modules/$(VER)-$(VERSUFIX)/build/include/generated/uapi/linux/version.h
touch -r /lib/modules/$(VER)-$(VERSUFIX)/build/.config \
/lib/modules/$(VER)-$(VERSUFIX)/build/autoconf.h
cp /lib/modules/$(VER)-$(VERSUFIX)/build/.config \
/lib/modules/$(VER)-$(VERSUFIX)/build/include/config/auto.conf
# Fix permissions
find /lib/modules/$(VER)-$(VERSUFIX) -name "modules.order" \
-exec chmod 644 {} \;
find /lib/modules/$(VER)-$(VERSUFIX) -name ".*.cmd" -exec rm -f {} \;
ifeq "$(LASTKERNEL)" "1"
# Only do this once
cd $(DIR_APP) && install -m 755 usr/gen_init_cpio /sbin/
# disable drm by install drm to /bin/false because i915 ignore blacklisting
echo install drm /bin/false > /etc/modprobe.d/framebuffer.conf
# Blacklist old framebuffer modules
for f in $$(find /lib/modules/$(VER)-$(VERSUFIX)/kernel/drivers/video/fbdev/ -name *.ko.xz); do \
echo "blacklist $$(basename $$f)" >> /etc/modprobe.d/framebuffer.conf ; \
done
# Blacklist new drm framebuffer modules
for f in $$(find /lib/modules/$(VER)-$(VERSUFIX)/kernel/drivers/gpu/drm -name *.ko.xz); do \
echo "blacklist $$(basename $$f)" >> /etc/modprobe.d/framebuffer.conf ; \
done
sed -i -e "s|.ko.xz||g" /etc/modprobe.d/framebuffer.conf
# Disable ipv6 at runtime
echo "options ipv6 disable_ipv6=1" > /etc/modprobe.d/ipv6.conf
endif
endif
#force new build of external modules and initrd if the kernel was rebuild
-rm -f /usr/src/log/*-kmod-$(VER)-$(VERSUFIX)
-rm -f /usr/src/log/linux-initrd-$(VER)-$(VERSUFIX)
@rm -rf $(DIR_APP) $(DIR_SRC)/linux
@$(POSTBUILD)
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