lfs/linux

   1 ###############################################################################
   2 #                                                                             #
   3 # IPFire.org - A linux based firewall                                         #
   4 # Copyright (C) 2007-2023  IPFire Team  <info@ipfire.org>                     #
   5 #                                                                             #
   6 # This program is free software: you can redistribute it and/or modify        #
   7 # it under the terms of the GNU General Public License as published by        #
   8 # the Free Software Foundation, either version 3 of the License, or           #
   9 # (at your option) any later version.                                         #
  10 #                                                                             #
  11 # This program is distributed in the hope that it will be useful,             #
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of              #
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               #
  14 # GNU General Public License for more details.                                #
  15 #                                                                             #
  16 # You should have received a copy of the GNU General Public License           #
  17 # along with this program.  If not, see <http://www.gnu.org/licenses/>.       #
  18 #                                                                             #
  19 ###############################################################################
  20
  21 ###############################################################################
  22 # Definitions
  23 ###############################################################################
  24
  25 include Config
  26
  27 VER         = 6.1.52
  28 ARM_PATCHES = 6.1.y-ipfire2
  29
  30 THISAPP    = linux-$(VER)
  31 DL_FILE    = linux-$(VER).tar.xz
  32 DL_FROM    = $(URL_IPFIRE)
  33 DIR_APP    = $(DIR_SRC)/$(THISAPP)
  34 CFLAGS     =
  35 CXXFLAGS   =
  36
  37 HEADERS_ARCH  = $(BUILD_PLATFORM)
  38 KERNEL_ARCH   = $(BUILD_ARCH)
  39 KERNEL_TARGET = bzImage
  40
  41 ifeq "$(BUILD_ARCH)" "aarch64"
  42         HEADERS_ARCH = arm64
  43         KERNEL_ARCH  = arm64
  44         KERNEL_TARGET = Image
  45 endif
  46
  47 ifeq "$(BUILD_ARCH)" "riscv64"
  48         KERNEL_ARCH   = riscv
  49         KERNEL_TARGET = Image.gz
  50 endif
  51
  52 VERSUFIX=ipfire$(KCFG)
  53
  54 ifeq "$(TOOLCHAIN)" "1"
  55         TARGET = $(DIR_INFO)/linux-$(VER)-$(VERSUFIX)-tools
  56         HEADERS_PREFIX = $(TOOLS_DIR)
  57         EXTRAMAKE = CROSS_COMPILE=$(CROSSTARGET)-
  58 else
  59         TARGET = $(DIR_INFO)/linux-$(VER)-$(VERSUFIX)
  60         HEADERS_PREFIX = /usr
  61 endif
  62
  63 ifeq "$(KCFG)" ""
  64 LASTKERNEL=1
  65 endif
  66
  67 ###############################################################################
  68 # Top-level Rules
  69 ###############################################################################
  70
  71 objects = \
  72         $(DL_FILE) \
  73         arm-multi-patches-$(ARM_PATCHES).patch.xz
  74
  75 $(DL_FILE)                                      = $(URL_IPFIRE)/$(DL_FILE)
  76 arm-multi-patches-$(ARM_PATCHES).patch.xz       = $(URL_IPFIRE)/arm-multi-patches-$(ARM_PATCHES).patch.xz
  77
  78 $(DL_FILE)_BLAKE2 = 1846d76626ed122323f0ad54b71cd94165beba4f6122af681ca4c44a8a31bf3a4e8522bc5e2c410c33236477b9f610a577d991e01245628183142a5d8ec8770d
  79 arm-multi-patches-$(ARM_PATCHES).patch.xz_BLAKE2 = 7afc460562fb24bcd75784fc79de768f9b60780aedd88d1a847927169e31920bbb475b1ac1466c4a224a7876d16bd8d465b96202de12b74f6e2ccbfcec731ad3
  80
  81 install : $(TARGET)
  82
  83 check : $(patsubst %,$(DIR_CHK)/%,$(objects))
  84
  85 download :$(patsubst %,$(DIR_DL)/%,$(objects))
  86
  87 b2 : $(subst %,%_BLAKE2,$(objects))
  88
  89 dist:
  90         @$(PAK)
  91
  92 ###############################################################################
  93 # Downloading, checking, b2sum
  94 ###############################################################################
  95
  96 $(patsubst %,$(DIR_CHK)/%,$(objects)) :
  97         @$(CHECK)
  98
  99 $(patsubst %,$(DIR_DL)/%,$(objects)) :
 100         @$(LOAD)
 101
 102 $(subst %,%_BLAKE2,$(objects)) :
 103         @$(B2SUM)
 104
 105 ###############################################################################
 106 # Installation Details
 107 ###############################################################################
 108
 109 $(TARGET) : $(patsubst %,$(DIR_DL)/%,$(objects))
 110         @$(PREBUILD)
 111         @rm -rf $(DIR_APP) $(DIR_SRC)/linux && cd $(DIR_SRC) && tar axf $(DIR_DL)/$(DL_FILE)
 112
 113         ln -svf linux-$(VER) $(DIR_SRC)/linux
 114
 115         # Layer7-patch
 116         cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux/linux-6.1.27-layer7.patch
 117
 118         # DVB Patches
 119         cd $(DIR_APP) && patch -Np2 < $(DIR_SRC)/src/patches/v4l-dvb_fix_tua6034_pll.patch
 120
 121         # Wlan Patches
 122         cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux/linux-4.14_ath_user_regd.patch
 123         cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux/linux-4.9.8-iwlwifi-noibss_only_on_radar_chan.patch
 124
 125         # Fix igb and e1000e crash
 126         cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux/linux-4.14.1-igb-e1000e_fix_lock_at_update_stats.patch
 127
 128         # cs5535audio spams syslog if no ac97 was present (geos router)
 129         cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux/linux-4.9.8_cs5535audio_fix_logspam_on_geos.patch
 130
 131         # Fix uevent PHYSDEVDRIVER
 132         cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux/linux-2.6.32.27_mcs7830-fix-driver-name.patch
 133
 134         # fix Boot with enabled usercopy hardening
 135         cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux/linux-5.9-crypto_testmgr_allocate_buffers_with____GFP_COMP.patch
 136
 137         # Patch performance monitoring restrictions to allow further hardening
 138         cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux/linux-5.15.17-security-perf-allow-further-restriction-of-perf_event_open.patch
 139
 140         # https://bugzilla.ipfire.org/show_bug.cgi?id=12760
 141         cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux/linux-5.15-NFQUEUE-Hold-RCU-read-lock-while-calling-nf_reinject.patch
 142
 143         # Fix external module compile
 144         cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux/linux-6.0-fix_external_module_build.patch
 145
 146 ifeq "$(BUILD_ARCH)" "aarch64"
 147         # Apply Arm-multiarch kernel patches.
 148         cd $(DIR_APP) && xzcat $(DIR_DL)/arm-multi-patches-$(ARM_PATCHES).patch.xz | patch -Np1
 149 endif
 150         cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux/linux-3.14.79-amba-fix.patch
 151
 152 ifeq "$(KCFG)" "-headers"
 153         # Install the header files
 154         cd $(DIR_APP) && make ARCH=$(HEADERS_ARCH) $(EXTRAMAKE) headers
 155         -mkdir -pv $(BUILDROOT)/$(HEADERS_PREFIX)/include
 156         cd $(DIR_APP) && find usr/include -name '.*' -delete
 157         cd $(DIR_APP) && rm usr/include/Makefile
 158         cd $(DIR_APP) && cp -rv usr/include/* $(BUILDROOT)/$(HEADERS_PREFIX)/include
 159 else
 160
 161         # Install ipfire logo
 162         cd $(DIR_APP) && cp -vf $(DIR_SRC)/config/kernel/ipfire_logo.ppm \
 163                 drivers/video/logo/logo_linux_clut224.ppm
 164
 165         # Cleanup kernel source
 166         cp $(DIR_SRC)/config/kernel/kernel.config.$(BUILD_ARCH)-$(VERSUFIX) $(DIR_APP)/.config
 167         cd $(DIR_APP) && make oldconfig
 168         cd $(DIR_APP) && make clean
 169         cd $(DIR_APP) && sed -i -e 's/EXTRAVERSION\ =.*/EXTRAVERSION\ =\ -$(VERSUFIX)/' Makefile
 170
 171         # Copy Module signing key configuration
 172         cp -f $(DIR_SRC)/config/kernel/x509.genkey $(DIR_APP)/certs/x509.genkey
 173
 174         # Remove modules folder if exists
 175         rm -rf /lib/modules/$(VER)-$(VERSUFIX)
 176
 177         # Build the kernel
 178         cd $(DIR_APP) && make $(MAKETUNING) $(KERNEL_TARGET) modules
 179
 180         # Install the kernel
 181         cd $(DIR_APP) && cp -v arch/$(KERNEL_ARCH)/boot/$(KERNEL_TARGET) /boot/vmlinuz-$(VER)-$(VERSUFIX)
 182         cd $(DIR_APP) && cp -v System.map /boot/System.map-$(VER)-$(VERSUFIX)
 183         cd $(DIR_APP) && cp -v .config /boot/config-$(VER)-$(VERSUFIX)
 184         cd $(DIR_APP) && make $(MAKETUNING) modules_install
 185
 186 ifeq "$(BUILD_PLATFORM)" "arm"
 187         cd $(DIR_APP) && make $(MAKETUNING) dtbs
 188         mkdir -p /boot/dtb-$(VER)-$(VERSUFIX)
 189         cd $(DIR_APP)/arch/$(KERNEL_ARCH)/boot/dts && for f in $$(find -name "*.dtb"); do \
 190                                 cp -v --parents $$f /boot/dtb-$(VER)-$(VERSUFIX)/ ; \
 191                                 chmod 644 /boot/dtb-$(VER)-$(VERSUFIX)/$$f ; \
 192                         done
 193 endif
 194
 195         # Recreate source and build links
 196         rm -rf /lib/modules/$(VER)-$(VERSUFIX)/{build,source}
 197         mkdir -p /lib/modules/$(VER)-$(VERSUFIX)/build
 198         ln -sf build /lib/modules/$(VER)-$(VERSUFIX)/source
 199
 200         # Create dirs for extra modules
 201         mkdir -p /lib/modules/$(VER)-$(VERSUFIX)/extra
 202
 203         cd $(DIR_APP) && cp --parents $$(find -type f -name "Makefile*" -o -name "Kconfig*") \
 204                 /lib/modules/$(VER)-$(VERSUFIX)/build
 205         cd $(DIR_APP) && cp Module.symvers System.map /lib/modules/$(VER)-$(VERSUFIX)/build
 206         rm -rf /lib/modules/$(VER)-$(VERSUFIX)/build/{Documentation,scripts,include}
 207
 208         cd $(DIR_APP) && cp .config /lib/modules/$(VER)-$(VERSUFIX)/build
 209         cd $(DIR_APP) && cp -a scripts /lib/modules/$(VER)-$(VERSUFIX)/build
 210         find /lib/modules/$(VER)-$(VERSUFIX)/build/scripts -name "*.o" -exec rm -vf {} \;
 211
 212         cd $(DIR_APP) && cp -a --parents arch/$(HEADERS_ARCH)/include /lib/modules/$(VER)-$(VERSUFIX)/build
 213         cd $(DIR_APP) && cp -a include /lib/modules/$(VER)-$(VERSUFIX)/build/include
 214
 215         # Copy module signing key for off tree modules
 216         cd $(DIR_APP) && cp -f certs/signing_key.* /lib/modules/$(VER)-$(VERSUFIX)/build/certs/
 217
 218         # Install objtool
 219         cd $(DIR_APP) && cp -a tools/objtool/objtool \
 220                 /lib/modules/$(VER)-$(VERSUFIX)/build/tools/objtool/ || :
 221         cd $(DIR_APP) && cp -a --parents tools/build/{Build,Build.include,fixdep.c} \
 222                 tools/scripts/utilities.mak /lib/modules/$(VER)-$(VERSUFIX)/build
 223
 224         # Make sure we can build external modules
 225         touch -r /lib/modules/$(VER)-$(VERSUFIX)/build/Makefile \
 226                 /lib/modules/$(VER)-$(VERSUFIX)/build/include/generated/uapi/linux/version.h
 227         touch -r /lib/modules/$(VER)-$(VERSUFIX)/build/.config \
 228                 /lib/modules/$(VER)-$(VERSUFIX)/build/autoconf.h
 229         cp /lib/modules/$(VER)-$(VERSUFIX)/build/.config \
 230                 /lib/modules/$(VER)-$(VERSUFIX)/build/include/config/auto.conf
 231
 232         # Fix permissions
 233         find /lib/modules/$(VER)-$(VERSUFIX) -name "modules.order" \
 234                 -exec chmod 644 {} \;
 235
 236         find /lib/modules/$(VER)-$(VERSUFIX) -name ".*.cmd" -exec rm -f {} \;
 237
 238 ifeq "$(LASTKERNEL)" "1"
 239         # Only do this once
 240         cd $(DIR_APP) && install -m 755 usr/gen_init_cpio /sbin/
 241
 242         # disable drm by install drm to /bin/false because i915 ignore blacklisting
 243         echo install drm /bin/false > /etc/modprobe.d/framebuffer.conf
 244
 245         # Blacklist old framebuffer modules
 246         for f in $$(find /lib/modules/$(VER)-$(VERSUFIX)/kernel/drivers/video/fbdev/ -name *.ko.xz); do \
 247                 echo "blacklist $$(basename $$f)" >> /etc/modprobe.d/framebuffer.conf ; \
 248         done
 249         # Blacklist new drm framebuffer modules
 250         for f in $$(find /lib/modules/$(VER)-$(VERSUFIX)/kernel/drivers/gpu/drm -name *.ko.xz); do \
 251                 echo "blacklist $$(basename $$f)" >> /etc/modprobe.d/framebuffer.conf ; \
 252         done
 253         sed -i -e "s|.ko.xz||g" /etc/modprobe.d/framebuffer.conf
 254
 255         # Disable ipv6 at runtime
 256         echo "options ipv6 disable_ipv6=1" > /etc/modprobe.d/ipv6.conf
 257 endif
 258 endif
 259
 260         #force new build of external modules and initrd if the kernel was rebuild
 261         -rm -f /usr/src/log/*-kmod-$(VER)-$(VERSUFIX)
 262         -rm -f /usr/src/log/linux-initrd-$(VER)-$(VERSUFIX)
 263
 264         @rm -rf $(DIR_APP) $(DIR_SRC)/linux
 265         @$(POSTBUILD)