lfs/linux

   1 ###############################################################################
   2 #                                                                             #
   3 # IPFire.org - A linux based firewall                                         #
   4 # Copyright (C) 2007-2022  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         = 5.15.23
  28 ARM_PATCHES = 5.15-ipfire5
  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 "$(BUILD_ARCH)" "armv6l"
  48         KERNEL_ARCH  = arm
  49         KERNEL_TARGET = zImage
  50 endif
  51
  52 VERSUFIX=ipfire$(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 objects =$(DL_FILE) \
  71         arm-multi-patches-$(ARM_PATCHES).patch.xz
  72
  73 $(DL_FILE)                                      = $(URL_IPFIRE)/$(DL_FILE)
  74 arm-multi-patches-$(ARM_PATCHES).patch.xz       = $(URL_IPFIRE)/arm-multi-patches-$(ARM_PATCHES).patch.xz
  75
  76 $(DL_FILE)_MD5                                  = 5e4405eabbf6b365fd5c9252f666ca60
  77 arm-multi-patches-$(ARM_PATCHES).patch.xz_MD5   = 5b588bcdf9d21cc7e8ce57c94b775195
  78
  79 install : $(TARGET)
  80
  81 check : $(patsubst %,$(DIR_CHK)/%,$(objects))
  82
  83 download :$(patsubst %,$(DIR_DL)/%,$(objects))
  84
  85 md5 : $(subst %,%_MD5,$(objects))
  86
  87 dist:
  88         @$(PAK)
  89 ###############################################################################
  90 # Downloading, checking, md5sum
  91 ###############################################################################
  92
  93 $(patsubst %,$(DIR_CHK)/%,$(objects)) :
  94         @$(CHECK)
  95
  96 $(patsubst %,$(DIR_DL)/%,$(objects)) :
  97         @$(LOAD)
  98
  99 $(subst %,%_MD5,$(objects)) :
 100         @$(MD5)
 101
 102 ###############################################################################
 103 # Installation Details
 104 ###############################################################################
 105
 106 $(TARGET) : $(patsubst %,$(DIR_DL)/%,$(objects))
 107         @$(PREBUILD)
 108         @rm -rf $(DIR_APP) $(DIR_SRC)/linux && cd $(DIR_SRC) && tar axf $(DIR_DL)/$(DL_FILE)
 109
 110         ln -svf linux-$(VER) $(DIR_SRC)/linux
 111
 112         # Layer7-patch
 113         cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux/linux-5.15.17-layer7.patch
 114
 115         # DVB Patches
 116         cd $(DIR_APP) && patch -Np2 < $(DIR_SRC)/src/patches/v4l-dvb_fix_tua6034_pll.patch
 117
 118         # Wlan Patches
 119         cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux/linux-4.14_ath_user_regd.patch
 120         cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux/linux-4.9.8-iwlwifi-noibss_only_on_radar_chan.patch
 121
 122         # Fix igb and e1000e crash
 123         cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux/linux-4.14.1-igb-e1000e_fix_lock_at_update_stats.patch
 124
 125         # cs5535audio spams syslog if no ac97 was present (geos router)
 126         cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux/linux-4.9.8_cs5535audio_fix_logspam_on_geos.patch
 127
 128         # Fix uevent PHYSDEVDRIVER
 129         cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux/linux-2.6.32.27_mcs7830-fix-driver-name.patch
 130
 131         # fix Boot with enabled usercopy hardening
 132         cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux/linux-5.9-crypto_testmgr_allocate_buffers_with____GFP_COMP.patch
 133
 134 ifeq "$(BUILD_ARCH)" "armv6l"
 135         # Apply Arm-multiarch kernel patches.
 136         cd $(DIR_APP) && xzcat $(DIR_DL)/arm-multi-patches-$(ARM_PATCHES).patch.xz | patch -Np1
 137 endif
 138 ifeq "$(BUILD_ARCH)" "aarch64"
 139         # Apply Arm-multiarch kernel patches.
 140         cd $(DIR_APP) && xzcat $(DIR_DL)/arm-multi-patches-$(ARM_PATCHES).patch.xz | patch -Np1
 141 endif
 142         cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux/linux-3.14.79-amba-fix.patch
 143
 144         # Fix for CVE-2022-0847 aka Dirty Pipe
 145         cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/kernel-5.15-CVE-2022-0847.patch
 146
 147 ifeq "$(KCFG)" "-headers"
 148         # Install the header files
 149         cd $(DIR_APP) && make ARCH=$(HEADERS_ARCH) $(EXTRAMAKE) headers
 150         -mkdir -pv $(BUILDROOT)/$(HEADERS_PREFIX)/include
 151         cd $(DIR_APP) && find usr/include -name '.*' -delete
 152         cd $(DIR_APP) && rm usr/include/Makefile
 153         cd $(DIR_APP) && cp -rv usr/include/* $(BUILDROOT)/$(HEADERS_PREFIX)/include
 154 else
 155
 156         # Install ipfire logo
 157         cd $(DIR_APP) && cp -vf $(DIR_SRC)/config/kernel/ipfire_logo.ppm \
 158                 drivers/video/logo/logo_linux_clut224.ppm
 159
 160         # Cleanup kernel source
 161         cp $(DIR_SRC)/config/kernel/kernel.config.$(BUILD_ARCH)-$(VERSUFIX) $(DIR_APP)/.config
 162         cd $(DIR_APP) && make oldconfig
 163         cd $(DIR_APP) && make clean
 164         cd $(DIR_APP) && sed -i -e 's/EXTRAVERSION\ =.*/EXTRAVERSION\ =\ -$(VERSUFIX)/' Makefile
 165
 166         # Copy Module signing key configuration
 167         cp -f $(DIR_SRC)/config/kernel/x509.genkey $(DIR_APP)/certs/x509.genkey
 168
 169         # Remove modules folder if exists
 170         rm -rf /lib/modules/$(VER)-$(VERSUFIX)
 171
 172         # Build the kernel
 173         cd $(DIR_APP) && make $(MAKETUNING) $(KERNEL_TARGET) modules
 174
 175         # Install the kernel
 176         cd $(DIR_APP) && cp -v arch/$(KERNEL_ARCH)/boot/$(KERNEL_TARGET) /boot/vmlinuz-$(VER)-$(VERSUFIX)
 177         cd $(DIR_APP) && cp -v System.map /boot/System.map-$(VER)-$(VERSUFIX)
 178         cd $(DIR_APP) && cp -v .config /boot/config-$(VER)-$(VERSUFIX)
 179         cd $(DIR_APP) && make $(MAKETUNING) modules_install
 180
 181 ifeq "$(BUILD_PLATFORM)" "arm"
 182         cd $(DIR_APP) && make $(MAKETUNING) dtbs
 183         mkdir -p /boot/dtb-$(VER)-$(VERSUFIX)
 184         cd $(DIR_APP)/arch/$(KERNEL_ARCH)/boot/dts && for f in $$(find -name "*.dtb"); do \
 185                                 cp -v --parents $$f /boot/dtb-$(VER)-$(VERSUFIX)/ ; \
 186                                 chmod 644 /boot/dtb-$(VER)-$(VERSUFIX)/$$f ; \
 187                         done
 188 endif
 189
 190         # Recreate source and build links
 191         rm -rf /lib/modules/$(VER)-$(VERSUFIX)/{build,source}
 192         mkdir -p /lib/modules/$(VER)-$(VERSUFIX)/build
 193         ln -sf build /lib/modules/$(VER)-$(VERSUFIX)/source
 194
 195         # Create dirs for extra modules
 196         mkdir -p /lib/modules/$(VER)-$(VERSUFIX)/extra
 197
 198         cd $(DIR_APP) && cp --parents $$(find -type f -name "Makefile*" -o -name "Kconfig*") \
 199                 /lib/modules/$(VER)-$(VERSUFIX)/build
 200         cd $(DIR_APP) && cp Module.symvers System.map /lib/modules/$(VER)-$(VERSUFIX)/build
 201         rm -rf /lib/modules/$(VER)-$(VERSUFIX)/build/{Documentation,scripts,include}
 202
 203         cd $(DIR_APP) && cp .config /lib/modules/$(VER)-$(VERSUFIX)/build
 204         cd $(DIR_APP) && cp -a scripts /lib/modules/$(VER)-$(VERSUFIX)/build
 205         find /lib/modules/$(VER)-$(VERSUFIX)/build/scripts -name "*.o" -exec rm -vf {} \;
 206
 207         cd $(DIR_APP) && cp -a --parents arch/$(HEADERS_ARCH)/include /lib/modules/$(VER)-$(VERSUFIX)/build
 208         cd $(DIR_APP) && cp -a include /lib/modules/$(VER)-$(VERSUFIX)/build/include
 209
 210         # Copy module signing key for off tree modules
 211         cd $(DIR_APP) && cp -f certs/signing_key.* /lib/modules/$(VER)-$(VERSUFIX)/build/certs/
 212
 213         # Install objtool
 214         cd $(DIR_APP) && cp -a tools/objtool/objtool \
 215                 /lib/modules/$(VER)-$(VERSUFIX)/build/tools/objtool/ || :
 216         cd $(DIR_APP) && cp -a --parents tools/build/{Build,Build.include,fixdep.c} \
 217                 tools/scripts/utilities.mak /lib/modules/$(VER)-$(VERSUFIX)/build
 218
 219         # Make sure we can build external modules
 220         touch -r /lib/modules/$(VER)-$(VERSUFIX)/build/Makefile \
 221                 /lib/modules/$(VER)-$(VERSUFIX)/build/include/generated/uapi/linux/version.h
 222         touch -r /lib/modules/$(VER)-$(VERSUFIX)/build/.config \
 223                 /lib/modules/$(VER)-$(VERSUFIX)/build/autoconf.h
 224         cp /lib/modules/$(VER)-$(VERSUFIX)/build/.config \
 225                 /lib/modules/$(VER)-$(VERSUFIX)/build/include/config/auto.conf
 226
 227         # Fix permissions
 228         find /lib/modules/$(VER)-$(VERSUFIX) -name "modules.order" \
 229                 -exec chmod 644 {} \;
 230
 231         find /lib/modules/$(VER)-$(VERSUFIX) -name ".*.cmd" -exec rm -f {} \;
 232
 233 ifeq "$(LASTKERNEL)" "1"
 234         # Only do this once
 235         cd $(DIR_APP) && install -m 755 usr/gen_init_cpio /sbin/
 236
 237         # disable drm by install drm to /bin/false because i915 ignore blacklisting
 238         echo install drm /bin/false > /etc/modprobe.d/framebuffer.conf
 239
 240         # Blacklist old framebuffer modules
 241         for f in $$(find /lib/modules/$(VER)-$(VERSUFIX)/kernel/drivers/video/fbdev/ -name *.ko.xz); do \
 242                 echo "blacklist $$(basename $$f)" >> /etc/modprobe.d/framebuffer.conf ; \
 243         done
 244         # Blacklist new drm framebuffer modules
 245         for f in $$(find /lib/modules/$(VER)-$(VERSUFIX)/kernel/drivers/gpu/drm -name *.ko.xz); do \
 246                 echo "blacklist $$(basename $$f)" >> /etc/modprobe.d/framebuffer.conf ; \
 247         done
 248         sed -i -e "s|.ko.xz||g" /etc/modprobe.d/framebuffer.conf
 249
 250         # Disable ipv6 at runtime
 251         echo "options ipv6 disable_ipv6=1" > /etc/modprobe.d/ipv6.conf
 252 endif
 253 endif
 254
 255         #force new build of external modules and initrd if the kernel was rebuild
 256         -rm -f /usr/src/log/*-kmod-$(VER)-$(VERSUFIX)
 257         -rm -f /usr/src/log/linux-initrd-$(VER)-$(VERSUFIX)
 258
 259         @rm -rf $(DIR_APP) $(DIR_SRC)/linux
 260         @$(POSTBUILD)