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1 | 1 | # |
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2 | 2 | # Build and Setup RPi2/3 Kernel |
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3 | 3 | # |
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4 | 4 | |
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5 | 5 | # Load utility functions |
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6 | 6 | . ./functions.sh |
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7 | 7 | |
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8 | 8 | # Need to use kali kernel src if nexmon is enabled |
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9 | 9 | if [ "$ENABLE_NEXMON" = true ] ; then |
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10 | 10 | echo "WARNING: if ENABLE_NEXMON is used remember to put the CORRECT KERNELSRC IN KERNELSRC_DIR!!!!!1!" |
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11 | 11 | KERNEL_URL="${KALI_KERNEL_URL}" |
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12 | 12 | KERNEL_BRANCH="" |
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13 | 13 | fi |
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14 | 14 | |
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15 | 15 | # Fetch and build latest raspberry kernel |
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16 | 16 | if [ "$BUILD_KERNEL" = true ] ; then |
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17 | 17 | # Setup source directory |
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18 | 18 | mkdir -p "${KERNEL_DIR}" |
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19 | 19 | |
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20 | 20 | # Copy existing kernel sources into chroot directory |
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21 | 21 | if [ -n "$KERNELSRC_DIR" ] && [ -d "$KERNELSRC_DIR" ] ; then |
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22 | 22 | # Copy kernel sources and include hidden files |
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23 | 23 | cp -r "${KERNELSRC_DIR}/". "${KERNEL_DIR}" |
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24 | 24 | |
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25 | 25 | # Clean the kernel sources |
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26 | 26 | if [ "$KERNELSRC_CLEAN" = true ] && [ "$KERNELSRC_PREBUILT" = false ] ; then |
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27 | 27 | make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" mrproper |
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28 | 28 | fi |
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29 | 29 | else # KERNELSRC_DIR="" |
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30 | 30 | # Create temporary directory for kernel sources |
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31 | 31 | temp_dir=$(as_nobody mktemp -d) |
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32 | 32 | |
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33 | 33 | # Fetch current RPi2/3 kernel sources |
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34 | 34 | if [ -z "${KERNEL_BRANCH}" ] ; then |
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35 | 35 | as_nobody -H git -C "${temp_dir}" clone --depth=1 "${KERNEL_URL}" linux |
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36 | 36 | else |
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37 | 37 | as_nobody -H git -C "${temp_dir}" clone --depth=1 --branch "${KERNEL_BRANCH}" "${KERNEL_URL}" linux |
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38 | 38 | fi |
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39 | 39 | |
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40 | 40 | # Copy downloaded kernel sources |
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41 | 41 | cp -r "${temp_dir}/linux/"* "${KERNEL_DIR}" |
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42 | 42 | |
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43 | 43 | # Remove temporary directory for kernel sources |
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44 | 44 | rm -fr "${temp_dir}" |
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45 | 45 | |
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46 | 46 | # Set permissions of the kernel sources |
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47 | 47 | chown -R root:root "${R}/usr/src" |
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48 | 48 | fi |
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49 | 49 | |
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50 | 50 | # Calculate optimal number of kernel building threads |
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51 | 51 | if [ "$KERNEL_THREADS" = "1" ] && [ -r /proc/cpuinfo ] ; then |
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52 | 52 | KERNEL_THREADS=$(grep -c processor /proc/cpuinfo) |
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53 | 53 | fi |
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54 | 54 | |
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55 | 55 | # Configure and build kernel |
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56 | 56 | if [ "$KERNELSRC_PREBUILT" = false ] ; then |
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57 | 57 | # Remove device, network and filesystem drivers from kernel configuration |
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58 | 58 | if [ "$KERNEL_REDUCE" = true ] ; then |
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59 | 59 | make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" "${KERNEL_DEFCONFIG}" |
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60 | 60 | sed -i\ |
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61 | 61 | -e "s/\(^CONFIG_SND.*\=\).*/\1n/"\ |
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62 | 62 | -e "s/\(^CONFIG_SOUND.*\=\).*/\1n/"\ |
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63 | 63 | -e "s/\(^CONFIG_AC97.*\=\).*/\1n/"\ |
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64 | 64 | -e "s/\(^CONFIG_VIDEO_.*\=\).*/\1n/"\ |
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65 | 65 | -e "s/\(^CONFIG_MEDIA_TUNER.*\=\).*/\1n/"\ |
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66 | 66 | -e "s/\(^CONFIG_DVB.*\=\)[ym]/\1n/"\ |
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67 | 67 | -e "s/\(^CONFIG_REISERFS.*\=\).*/\1n/"\ |
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68 | 68 | -e "s/\(^CONFIG_JFS.*\=\).*/\1n/"\ |
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69 | 69 | -e "s/\(^CONFIG_XFS.*\=\).*/\1n/"\ |
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70 | 70 | -e "s/\(^CONFIG_GFS2.*\=\).*/\1n/"\ |
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71 | 71 | -e "s/\(^CONFIG_OCFS2.*\=\).*/\1n/"\ |
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72 | 72 | -e "s/\(^CONFIG_BTRFS.*\=\).*/\1n/"\ |
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73 | 73 | -e "s/\(^CONFIG_HFS.*\=\).*/\1n/"\ |
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74 | 74 | -e "s/\(^CONFIG_JFFS2.*\=\)[ym]/\1n/"\ |
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75 | 75 | -e "s/\(^CONFIG_UBIFS.*\=\).*/\1n/"\ |
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76 | 76 | -e "s/\(^CONFIG_SQUASHFS.*\=\)[ym]/\1n/"\ |
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77 | 77 | -e "s/\(^CONFIG_W1.*\=\)[ym]/\1n/"\ |
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78 | 78 | -e "s/\(^CONFIG_HAMRADIO.*\=\).*/\1n/"\ |
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79 | 79 | -e "s/\(^CONFIG_CAN.*\=\).*/\1n/"\ |
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80 | 80 | -e "s/\(^CONFIG_IRDA.*\=\).*/\1n/"\ |
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81 | 81 | -e "s/\(^CONFIG_BT_.*\=\).*/\1n/"\ |
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82 | 82 | -e "s/\(^CONFIG_WIMAX.*\=\)[ym]/\1n/"\ |
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83 | 83 | -e "s/\(^CONFIG_6LOWPAN.*\=\).*/\1n/"\ |
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84 | 84 | -e "s/\(^CONFIG_IEEE802154.*\=\).*/\1n/"\ |
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85 | 85 | -e "s/\(^CONFIG_NFC.*\=\).*/\1n/"\ |
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86 | 86 | -e "s/\(^CONFIG_FB_TFT=.*\=\).*/\1n/"\ |
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87 | 87 | -e "s/\(^CONFIG_TOUCHSCREEN.*\=\).*/\1n/"\ |
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88 | 88 | -e "s/\(^CONFIG_USB_GSPCA_.*\=\).*/\1n/"\ |
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89 | 89 | -e "s/\(^CONFIG_DRM.*\=\).*/\1n/"\ |
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90 | 90 | "${KERNEL_DIR}/.config" |
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91 | 91 | fi |
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92 | 92 | |
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93 | 93 | if [ "$KERNELSRC_CONFIG" = true ] ; then |
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94 | 94 | # Load default raspberry kernel configuration |
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95 | 95 | make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" "${KERNEL_DEFCONFIG}" |
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96 | 96 | |
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97 | 97 | #Switch to KERNELSRC_DIR so we can use set_kernel_config |
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98 | 98 | cd "${KERNEL_DIR}" || exit |
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99 | 99 | |
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100 | 100 | # enable ZSWAP see https://askubuntu.com/a/472227 or https://wiki.archlinux.org/index.php/zswap |
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101 | 101 | if [ "$KERNEL_ZSWAP" = true ] ; then |
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102 | 102 | set_kernel_config CONFIG_ZPOOL y |
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103 | 103 | set_kernel_config CONFIG_ZSWAP y |
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104 | 104 | set_kernel_config CONFIG_ZBUD y |
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105 | 105 | set_kernel_config CONFIG_Z3FOLD y |
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106 | 106 | set_kernel_config CONFIG_ZSMALLOC y |
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107 | 107 | set_kernel_config CONFIG_PGTABLE_MAPPING y |
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108 | 108 | fi |
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109 | 109 | |
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110 | 110 | # enable basic KVM support; see https://www.raspberrypi.org/forums/viewtopic.php?f=63&t=210546&start=25#p1300453 |
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111 | 111 | if [ "$KERNEL_VIRT" = true ] && { [ "$RPI_MODEL" = 2 ] || [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; } ; then |
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112 | 112 | set_kernel_config CONFIG_VIRTUALIZATION y |
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113 | 113 | set_kernel_config CONFIG_KVM y |
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114 | 114 | set_kernel_config CONFIG_VHOST_NET m |
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115 | 115 | set_kernel_config CONFIG_VHOST_CROSS_ENDIAN_LEGACY y |
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116 | 116 | fi |
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117 | 117 | |
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118 | 118 | # enable apparmor,integrity audit, |
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119 | 119 | if [ "$KERNEL_SECURITY" = true ] ; then |
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120 | 120 | |
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121 | 121 | # security filesystem, security models and audit |
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122 |
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122 | set_kernel_config CONFIG_SECURITYFS y | |
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123 | 123 | set_kernel_config CONFIG_SECURITY y |
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124 | 124 | set_kernel_config CONFIG_AUDIT y |
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125 | 125 | |
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126 |
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126 | # harden strcpy and memcpy | |
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127 | 127 | set_kernel_config CONFIG_HARDENED_USERCOPY=y |
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128 | 128 | set_kernel_config CONFIG_HAVE_HARDENED_USERCOPY_ALLOCATOR=y |
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129 |
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129 | set_kernel_config CONFIG_FORTIFY_SOURCE=y | |
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130 | 130 | |
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131 |
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131 | # integrity sub-system | |
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132 | 132 | set_kernel_config CONFIG_INTEGRITY=y |
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133 | 133 | set_kernel_config CONFIG_INTEGRITY_ASYMMETRIC_KEYS=y |
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134 | 134 | set_kernel_config CONFIG_INTEGRITY_AUDIT=y |
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135 | 135 | set_kernel_config CONFIG_INTEGRITY_SIGNATURE=y |
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136 | 136 | set_kernel_config CONFIG_INTEGRITY_TRUSTED_KEYRING=y |
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137 | 137 | |
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138 |
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138 | # This option provides support for retaining authentication tokens and access keys in the kernel. | |
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139 | 139 | set_kernel_config CONFIG_KEYS=y |
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140 | 140 | set_kernel_config CONFIG_KEYS_COMPAT=y |
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141 | 141 | |
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142 |
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142 | # Apparmor | |
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143 | 143 | set_kernel_config CONFIG_SECURITY_APPARMOR_BOOTPARAM_VALUE 0 |
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144 | 144 | set_kernel_config CONFIG_SECURITY_APPARMOR_HASH_DEFAULT y |
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145 |
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146 |
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147 |
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148 |
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145 | set_kernel_config CONFIG_DEFAULT_SECURITY_APPARMOR y | |
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146 | set_kernel_config CONFIG_SECURITY_APPARMOR y | |
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147 | set_kernel_config CONFIG_SECURITY_APPARMOR_HASH y | |
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148 | set_kernel_config CONFIG_DEFAULT_SECURITY "apparmor" | |
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149 | 149 | |
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150 |
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150 | # restrictions on unprivileged users reading the kernel | |
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151 | 151 | set_kernel_config CONFIG_SECURITY_DMESG_RESTRICT=y |
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152 | 152 | |
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153 |
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153 | # network security hooks | |
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154 | 154 | set_kernel_config CONFIG_SECURITY_NETWORK y |
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155 | 155 | set_kernel_config CONFIG_SECURITY_NETWORK_XFRM=y |
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156 | 156 | set_kernel_config CONFIG_SECURITY_PATH=y |
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157 | 157 | set_kernel_config CONFIG_SECURITY_YAMA=y |
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158 | 158 | |
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159 |
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160 |
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161 |
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162 |
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163 |
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164 | fi | |
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165 |
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166 |
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167 |
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168 |
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169 |
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170 |
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171 |
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172 |
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173 |
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174 |
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175 |
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176 |
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177 |
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178 |
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179 |
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180 |
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181 | ||
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182 |
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183 |
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159 | # New Options | |
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160 | if [ "$KERNEL_NF" = true ] ; then | |
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161 | set_kernel_config CONFIG_IP_NF_SECURITY m | |
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162 | set_kernel_config CONFIG_NETLABEL m | |
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163 | set_kernel_config CONFIG_IP6_NF_SECURITY m | |
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164 | fi | |
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165 | set_kernel_config CONFIG_SECURITY_SELINUX n | |
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166 | set_kernel_config CONFIG_SECURITY_SMACK n | |
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167 | set_kernel_config CONFIG_SECURITY_TOMOYO n | |
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168 | set_kernel_config CONFIG_SECURITY_APPARMOR_DEBUG n | |
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169 | set_kernel_config CONFIG_SECURITY_LOADPIN n | |
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170 | set_kernel_config CONFIG_HARDENED_USERCOPY_PAGESPAN n | |
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171 | set_kernel_config CONFIG_IMA n | |
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172 | set_kernel_config CONFIG_EVM n | |
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173 | set_kernel_config CONFIG_FANOTIFY_ACCESS_PERMISSIONS y | |
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174 | set_kernel_config CONFIG_NFSD_V4_SECURITY_LABEL y | |
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175 | set_kernel_config CONFIG_PKCS7_MESSAGE_PARSER y | |
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176 | set_kernel_config CONFIG_SYSTEM_TRUSTED_KEYRING y | |
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177 | set_kernel_config CONFIG_SYSTEM_TRUSTED_KEYS y | |
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178 | set_kernel_config CONFIG_SYSTEM_EXTRA_CERTIFICATE y | |
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179 | set_kernel_config CONFIG_SECONDARY_TRUSTED_KEYRING y | |
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180 | set_kernel_config CONFIG_IMA_KEYRINGS_PERMIT_SIGNED_BY_BUILTIN_OR_SECONDARY n | |
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181 | ||
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182 | set_kernel_config CONFIG_ARM64_CRYPTO y | |
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183 | set_kernel_config CONFIG_CRYPTO_SHA256_ARM64 m | |
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184 | 184 | set_kernel_config CONFIG_CRYPTO_SHA512_ARM64 m |
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185 |
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186 |
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187 |
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188 |
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189 |
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190 |
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191 |
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192 |
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193 |
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194 |
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195 |
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196 |
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185 | set_kernel_config CONFIG_CRYPTO_SHA1_ARM64_CE m | |
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186 | set_kernel_config CRYPTO_GHASH_ARM64_CE m | |
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187 | set_kernel_config CRYPTO_SHA2_ARM64_CE m | |
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188 | set_kernel_config CONFIG_CRYPTO_CRCT10DIF_ARM64_CE m | |
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189 | set_kernel_config CONFIG_CRYPTO_CRC32_ARM64_CE m | |
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190 | set_kernel_config CONFIG_CRYPTO_AES_ARM64 m | |
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191 | set_kernel_config CONFIG_CRYPTO_AES_ARM64_CE m | |
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192 | set_kernel_config CONFIG_CRYPTO_AES_ARM64_CE_CCM y | |
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193 | set_kernel_config CONFIG_CRYPTO_AES_ARM64_CE_BLK y | |
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194 | set_kernel_config CONFIG_CRYPTO_AES_ARM64_NEON_BLK m | |
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195 | set_kernel_config CONFIG_CRYPTO_CHACHA20_NEON m | |
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196 | set_kernel_config CONFIG_CRYPTO_AES_ARM64_BS m | |
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197 | 197 | fi |
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198 | 198 | |
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199 | 199 | # Netfilter kernel support See https://github.com/raspberrypi/linux/issues/2177#issuecomment-354647406 |
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200 | 200 | if [ "$KERNEL_NF" = true ] ; then |
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201 | 201 | set_kernel_config CONFIG_IP_NF_TARGET_SYNPROXY m |
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202 | 202 | set_kernel_config CONFIG_NETFILTER_XT_TARGET_AUDIT m |
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203 | 203 | set_kernel_config CONFIG_NETFILTER_XT_MATCH_CGROUP m |
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204 | 204 | set_kernel_config CONFIG_NETFILTER_XT_MATCH_IPCOMP m |
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205 | 205 | set_kernel_config CONFIG_NETFILTER_XT_MATCH_SOCKET m |
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206 | 206 | set_kernel_config CONFIG_NFT_FIB_INET m |
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207 | 207 | set_kernel_config CONFIG_NFT_FIB_IPV4 m |
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208 | 208 | set_kernel_config CONFIG_NFT_FIB_IPV6 m |
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209 | 209 | set_kernel_config CONFIG_NFT_FIB_NETDEV m |
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210 | 210 | set_kernel_config CONFIG_NFT_OBJREF m |
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211 | 211 | set_kernel_config CONFIG_NFT_RT m |
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212 | 212 | set_kernel_config CONFIG_NFT_SET_BITMAP m |
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213 | 213 | set_kernel_config CONFIG_NF_CONNTRACK_TIMEOUT y |
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214 | 214 | set_kernel_config CONFIG_NF_LOG_ARP m |
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215 | 215 | set_kernel_config CONFIG_NF_SOCKET_IPV4 m |
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216 | 216 | set_kernel_config CONFIG_NF_SOCKET_IPV6 m |
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217 | 217 | set_kernel_config CONFIG_BRIDGE_EBT_BROUTE m |
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218 | 218 | set_kernel_config CONFIG_BRIDGE_EBT_T_FILTER m |
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219 | 219 | set_kernel_config CONFIG_BRIDGE_NF_EBTABLES m |
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220 | 220 | set_kernel_config CONFIG_IP6_NF_IPTABLES m |
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221 | 221 | set_kernel_config CONFIG_IP6_NF_MATCH_AH m |
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222 | 222 | set_kernel_config CONFIG_IP6_NF_MATCH_EUI64 m |
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223 | 223 | set_kernel_config CONFIG_IP6_NF_NAT m |
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224 | 224 | set_kernel_config CONFIG_IP6_NF_TARGET_MASQUERADE m |
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225 | 225 | set_kernel_config CONFIG_IP6_NF_TARGET_NPT m |
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226 | 226 | set_kernel_config CONFIG_IP_NF_SECURITY m |
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227 | 227 | set_kernel_config CONFIG_IP_SET_BITMAP_IPMAC m |
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228 | 228 | set_kernel_config CONFIG_IP_SET_BITMAP_PORT m |
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229 | 229 | set_kernel_config CONFIG_IP_SET_HASH_IP m |
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230 | 230 | set_kernel_config CONFIG_IP_SET_HASH_IPMARK m |
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231 | 231 | set_kernel_config CONFIG_IP_SET_HASH_IPPORT m |
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232 | 232 | set_kernel_config CONFIG_IP_SET_HASH_IPPORTIP m |
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233 | 233 | set_kernel_config CONFIG_IP_SET_HASH_IPPORTNET m |
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234 | 234 | set_kernel_config CONFIG_IP_SET_HASH_MAC m |
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235 | 235 | set_kernel_config CONFIG_IP_SET_HASH_NET m |
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236 | 236 | set_kernel_config CONFIG_IP_SET_HASH_NETIFACE m |
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237 | 237 | set_kernel_config CONFIG_IP_SET_HASH_NETNET m |
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238 | 238 | set_kernel_config CONFIG_IP_SET_HASH_NETPORT m |
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239 | 239 | set_kernel_config CONFIG_IP_SET_HASH_NETPORTNET m |
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240 | 240 | set_kernel_config CONFIG_IP_SET_LIST_SET m |
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241 | 241 | set_kernel_config CONFIG_NETFILTER_XTABLES m |
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242 | 242 | set_kernel_config CONFIG_NETFILTER_XTABLES m |
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243 | 243 | set_kernel_config CONFIG_NFT_BRIDGE_META m |
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244 | 244 | set_kernel_config CONFIG_NFT_BRIDGE_REJECT m |
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245 | 245 | set_kernel_config CONFIG_NFT_CHAIN_NAT_IPV4 m |
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246 | 246 | set_kernel_config CONFIG_NFT_CHAIN_NAT_IPV6 m |
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247 | 247 | set_kernel_config CONFIG_NFT_CHAIN_ROUTE_IPV4 m |
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248 | 248 | set_kernel_config CONFIG_NFT_CHAIN_ROUTE_IPV6 m |
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249 | 249 | set_kernel_config CONFIG_NFT_COMPAT m |
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250 | 250 | set_kernel_config CONFIG_NFT_COUNTER m |
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251 | 251 | set_kernel_config CONFIG_NFT_CT m |
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252 | 252 | set_kernel_config CONFIG_NFT_DUP_IPV4 m |
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253 | 253 | set_kernel_config CONFIG_NFT_DUP_IPV6 m |
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254 | 254 | set_kernel_config CONFIG_NFT_DUP_NETDEV m |
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255 | 255 | set_kernel_config CONFIG_NFT_EXTHDR m |
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256 | 256 | set_kernel_config CONFIG_NFT_FWD_NETDEV m |
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257 | 257 | set_kernel_config CONFIG_NFT_HASH m |
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258 | 258 | set_kernel_config CONFIG_NFT_LIMIT m |
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259 | 259 | set_kernel_config CONFIG_NFT_LOG m |
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260 | 260 | set_kernel_config CONFIG_NFT_MASQ m |
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261 | 261 | set_kernel_config CONFIG_NFT_MASQ_IPV4 m |
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262 | 262 | set_kernel_config CONFIG_NFT_MASQ_IPV6 m |
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263 | 263 | set_kernel_config CONFIG_NFT_META m |
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264 | 264 | set_kernel_config CONFIG_NFT_NAT m |
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265 | 265 | set_kernel_config CONFIG_NFT_NUMGEN m |
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266 | 266 | set_kernel_config CONFIG_NFT_QUEUE m |
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267 | 267 | set_kernel_config CONFIG_NFT_QUOTA m |
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268 | 268 | set_kernel_config CONFIG_NFT_REDIR m |
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269 | 269 | set_kernel_config CONFIG_NFT_REDIR_IPV4 m |
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270 | 270 | set_kernel_config CONFIG_NFT_REDIR_IPV6 m |
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271 | 271 | set_kernel_config CONFIG_NFT_REJECT m |
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272 | 272 | set_kernel_config CONFIG_NFT_REJECT_INET m |
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273 | 273 | set_kernel_config CONFIG_NFT_REJECT_IPV4 m |
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274 | 274 | set_kernel_config CONFIG_NFT_REJECT_IPV6 m |
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275 | 275 | set_kernel_config CONFIG_NFT_SET_HASH m |
|
|
276 | 276 | set_kernel_config CONFIG_NFT_SET_RBTREE m |
|
|
277 | 277 | set_kernel_config CONFIG_NF_CONNTRACK_IPV4 m |
|
|
278 | 278 | set_kernel_config CONFIG_NF_CONNTRACK_IPV6 m |
|
|
279 | 279 | set_kernel_config CONFIG_NF_DEFRAG_IPV4 m |
|
|
280 | 280 | set_kernel_config CONFIG_NF_DEFRAG_IPV6 m |
|
|
281 | 281 | set_kernel_config CONFIG_NF_DUP_IPV4 m |
|
|
282 | 282 | set_kernel_config CONFIG_NF_DUP_IPV6 m |
|
|
283 | 283 | set_kernel_config CONFIG_NF_DUP_NETDEV m |
|
|
284 | 284 | set_kernel_config CONFIG_NF_LOG_BRIDGE m |
|
|
285 | 285 | set_kernel_config CONFIG_NF_LOG_IPV4 m |
|
|
286 | 286 | set_kernel_config CONFIG_NF_LOG_IPV6 m |
|
|
287 | 287 | set_kernel_config CONFIG_NF_NAT_IPV4 m |
|
|
288 | 288 | set_kernel_config CONFIG_NF_NAT_IPV6 m |
|
|
289 | 289 | set_kernel_config CONFIG_NF_NAT_MASQUERADE_IPV4 m |
|
|
290 | 290 | set_kernel_config CONFIG_NF_NAT_MASQUERADE_IPV6 m |
|
|
291 | 291 | set_kernel_config CONFIG_NF_NAT_PPTP m |
|
|
292 | 292 | set_kernel_config CONFIG_NF_NAT_PROTO_GRE m |
|
|
293 | 293 | set_kernel_config CONFIG_NF_NAT_REDIRECT m |
|
|
294 | 294 | set_kernel_config CONFIG_NF_NAT_SIP m |
|
|
295 | 295 | set_kernel_config CONFIG_NF_NAT_SNMP_BASIC m |
|
|
296 | 296 | set_kernel_config CONFIG_NF_NAT_TFTP m |
|
|
297 | 297 | set_kernel_config CONFIG_NF_REJECT_IPV4 m |
|
|
298 | 298 | set_kernel_config CONFIG_NF_REJECT_IPV6 m |
|
|
299 | 299 | set_kernel_config CONFIG_NF_TABLES m |
|
|
300 | 300 | set_kernel_config CONFIG_NF_TABLES_ARP m |
|
|
301 | 301 | set_kernel_config CONFIG_NF_TABLES_BRIDGE m |
|
|
302 | 302 | set_kernel_config CONFIG_NF_TABLES_INET m |
|
|
303 | 303 | set_kernel_config CONFIG_NF_TABLES_IPV4 m |
|
|
304 | 304 | set_kernel_config CONFIG_NF_TABLES_IPV6 m |
|
|
305 | 305 | set_kernel_config CONFIG_NF_TABLES_NETDEV m |
|
|
306 | 306 | fi |
|
|
307 | 307 | |
|
|
308 | 308 | # Enables BPF syscall for systemd-journald see https://github.com/torvalds/linux/blob/master/init/Kconfig#L848 or https://groups.google.com/forum/#!topic/linux.gentoo.user/_2aSc_ztGpA |
|
|
309 | 309 | if [ "$KERNEL_BPF" = true ] ; then |
|
|
310 | 310 | set_kernel_config CONFIG_BPF_SYSCALL y |
|
|
311 | 311 | set_kernel_config CONFIG_BPF_EVENTS y |
|
|
312 | 312 | set_kernel_config CONFIG_BPF_STREAM_PARSER y |
|
|
313 | 313 | set_kernel_config CONFIG_CGROUP_BPF y |
|
|
314 | 314 | fi |
|
|
315 | 315 | |
|
|
316 | 316 | # KERNEL_DEFAULT_GOV was set by user |
|
|
317 | if [ "$KERNEL_DEFAULT_GOV" != powersave ] && [ -n "$KERNEL_DEFAULT_GOV" ]; then | |
|
|
317 | if [ "$KERNEL_DEFAULT_GOV" != powersave ] && [ -n "$KERNEL_DEFAULT_GOV" ] ; then | |
|
|
318 | 318 | |
|
|
319 | 319 | case "$KERNEL_DEFAULT_GOV" in |
|
|
320 | 320 | performance) |
|
|
321 | 321 | set_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE y |
|
|
322 | 322 | ;; |
|
|
323 | 323 | userspace) |
|
|
324 | 324 | set_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE y |
|
|
325 | 325 | ;; |
|
|
326 | 326 | ondemand) |
|
|
327 | 327 | set_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND y |
|
|
328 | 328 | ;; |
|
|
329 | 329 | conservative) |
|
|
330 | 330 | set_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_CONSERVATIVE y |
|
|
331 | 331 | ;; |
|
|
332 | 332 | shedutil) |
|
|
333 | 333 | set_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_SCHEDUTIL y |
|
|
334 | 334 | ;; |
|
|
335 | 335 | *) |
|
|
336 | 336 | echo "error: unsupported default cpu governor" |
|
|
337 | 337 | exit 1 |
|
|
338 | 338 | ;; |
|
|
339 | 339 | esac |
|
|
340 | 340 | |
|
|
341 | 341 | # unset previous default governor |
|
|
342 | 342 | unset_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_POWERSAVE |
|
|
343 | 343 | fi |
|
|
344 | 344 | |
|
|
345 | 345 | |
|
|
346 | 346 | #Revert to previous directory |
|
|
347 | 347 | cd "${WORKDIR}" || exit |
|
|
348 | 348 | |
|
|
349 | 349 | # Set kernel configuration parameters to enable qemu emulation |
|
|
350 | 350 | if [ "$ENABLE_QEMU" = true ] ; then |
|
|
351 | 351 | echo "CONFIG_FHANDLE=y" >> "${KERNEL_DIR}"/.config |
|
|
352 | 352 | echo "CONFIG_LBDAF=y" >> "${KERNEL_DIR}"/.config |
|
|
353 | 353 | |
|
|
354 | 354 | if [ "$ENABLE_CRYPTFS" = true ] ; then |
|
|
355 | 355 | { |
|
|
356 | 356 | echo "CONFIG_EMBEDDED=y" |
|
|
357 | 357 | echo "CONFIG_EXPERT=y" |
|
|
358 | 358 | echo "CONFIG_DAX=y" |
|
|
359 | 359 | echo "CONFIG_MD=y" |
|
|
360 | 360 | echo "CONFIG_BLK_DEV_MD=y" |
|
|
361 | 361 | echo "CONFIG_MD_AUTODETECT=y" |
|
|
362 | 362 | echo "CONFIG_BLK_DEV_DM=y" |
|
|
363 | 363 | echo "CONFIG_BLK_DEV_DM_BUILTIN=y" |
|
|
364 | 364 | echo "CONFIG_DM_CRYPT=y" |
|
|
365 | 365 | echo "CONFIG_CRYPTO_BLKCIPHER=y" |
|
|
366 | 366 | echo "CONFIG_CRYPTO_CBC=y" |
|
|
367 | 367 | echo "CONFIG_CRYPTO_XTS=y" |
|
|
368 | 368 | echo "CONFIG_CRYPTO_SHA512=y" |
|
|
369 | 369 | echo "CONFIG_CRYPTO_MANAGER=y" |
|
|
370 | 370 | } >> "${KERNEL_DIR}"/.config |
|
|
371 | 371 | fi |
|
|
372 | 372 | fi |
|
|
373 | 373 | |
|
|
374 | 374 | # Copy custom kernel configuration file |
|
|
375 | 375 | if [ -n "$KERNELSRC_USRCONFIG" ] ; then |
|
|
376 | 376 | cp "$KERNELSRC_USRCONFIG" "${KERNEL_DIR}"/.config |
|
|
377 | 377 | fi |
|
|
378 | 378 | |
|
|
379 | 379 | # Set kernel configuration parameters to their default values |
|
|
380 | 380 | if [ "$KERNEL_OLDDEFCONFIG" = true ] ; then |
|
|
381 | 381 | make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" olddefconfig |
|
|
382 | 382 | fi |
|
|
383 | 383 | |
|
|
384 | 384 | # Start menu-driven kernel configuration (interactive) |
|
|
385 | 385 | if [ "$KERNEL_MENUCONFIG" = true ] ; then |
|
|
386 | 386 | make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" menuconfig |
|
|
387 | 387 | fi |
|
|
388 | 388 | # end if "$KERNELSRC_CONFIG" = true |
|
|
389 | 389 | fi |
|
|
390 | 390 | |
|
|
391 | 391 | # Use ccache to cross compile the kernel |
|
|
392 | 392 | if [ "$KERNEL_CCACHE" = true ] ; then |
|
|
393 | 393 | cc="ccache ${CROSS_COMPILE}gcc" |
|
|
394 | 394 | else |
|
|
395 | 395 | cc="${CROSS_COMPILE}gcc" |
|
|
396 | 396 | fi |
|
|
397 | 397 | |
|
|
398 | 398 | # Cross compile kernel and dtbs |
|
|
399 | 399 | make -C "${KERNEL_DIR}" -j"${KERNEL_THREADS}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" "${KERNEL_BIN_IMAGE}" dtbs |
|
|
400 | 400 | |
|
|
401 | 401 | # Cross compile kernel modules |
|
|
402 | 402 | if grep -q "CONFIG_MODULES=y" "${KERNEL_DIR}/.config" ; then |
|
|
403 | 403 | make -C "${KERNEL_DIR}" -j"${KERNEL_THREADS}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" modules |
|
|
404 | 404 | fi |
|
|
405 | 405 | # end if "$KERNELSRC_PREBUILT" = false |
|
|
406 | 406 | fi |
|
|
407 | 407 | |
|
|
408 | 408 | # Check if kernel compilation was successful |
|
|
409 | 409 | if [ ! -r "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" ] ; then |
|
|
410 | 410 | echo "error: kernel compilation failed! (kernel image not found)" |
|
|
411 | 411 | cleanup |
|
|
412 | 412 | exit 1 |
|
|
413 | 413 | fi |
|
|
414 | 414 | |
|
|
415 | 415 | # Install kernel modules |
|
|
416 | 416 | if [ "$ENABLE_REDUCE" = true ] ; then |
|
|
417 | 417 | if grep -q "CONFIG_MODULES=y" "${KERNEL_DIR}/.config" ; then |
|
|
418 | 418 | make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_MOD_STRIP=1 INSTALL_MOD_PATH=../../.. modules_install |
|
|
419 | 419 | fi |
|
|
420 | 420 | else |
|
|
421 | 421 | if grep -q "CONFIG_MODULES=y" "${KERNEL_DIR}/.config" ; then |
|
|
422 | 422 | make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_MOD_PATH=../../.. modules_install |
|
|
423 | 423 | fi |
|
|
424 | 424 | |
|
|
425 | 425 | # Install kernel firmware |
|
|
426 | 426 | if grep -q "^firmware_install:" "${KERNEL_DIR}/Makefile" ; then |
|
|
427 | 427 | make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_FW_PATH=../../../lib firmware_install |
|
|
428 | 428 | fi |
|
|
429 | 429 | fi |
|
|
430 | 430 | |
|
|
431 | 431 | # Install kernel headers |
|
|
432 | 432 | if [ "$KERNEL_HEADERS" = true ] && [ "$KERNEL_REDUCE" = false ] ; then |
|
|
433 | 433 | make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_HDR_PATH=../.. headers_install |
|
|
434 | 434 | fi |
|
|
435 | 435 | # make tar.gz kernel package - missing os bzw. modules |
|
|
436 | 436 | #** ** ** WARNING ** ** ** |
|
|
437 | 437 | #Your architecture did not define any architecture-dependent files |
|
|
438 | 438 | #to be placed into the tarball. Please add those to ./scripts/package/buildtar . |
|
|
439 | 439 | # make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" targz-pkg |
|
|
440 | 440 | |
|
|
441 | 441 | # Prepare boot (firmware) directory |
|
|
442 | 442 | mkdir "${BOOT_DIR}" |
|
|
443 | 443 | |
|
|
444 | 444 | # Get kernel release version |
|
|
445 | 445 | KERNEL_VERSION=$(cat "${KERNEL_DIR}/include/config/kernel.release") |
|
|
446 | 446 | |
|
|
447 | 447 | # Copy kernel configuration file to the boot directory |
|
|
448 | 448 | install_readonly "${KERNEL_DIR}/.config" "${R}/boot/config-${KERNEL_VERSION}" |
|
|
449 | 449 | |
|
|
450 | 450 | # Prepare device tree directory |
|
|
451 | 451 | mkdir "${BOOT_DIR}/overlays" |
|
|
452 | 452 | |
|
|
453 | 453 | # Ensure the proper .dtb is located |
|
|
454 | 454 | if [ "$KERNEL_ARCH" = "arm" ] ; then |
|
|
455 | 455 | for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/"*.dtb ; do |
|
|
456 | 456 | if [ -f "${dtb}" ] ; then |
|
|
457 | 457 | install_readonly "${dtb}" "${BOOT_DIR}/" |
|
|
458 | 458 | fi |
|
|
459 | 459 | done |
|
|
460 | 460 | else |
|
|
461 | 461 | for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/broadcom/"*.dtb ; do |
|
|
462 | 462 | if [ -f "${dtb}" ] ; then |
|
|
463 | 463 | install_readonly "${dtb}" "${BOOT_DIR}/" |
|
|
464 | 464 | fi |
|
|
465 | 465 | done |
|
|
466 | 466 | fi |
|
|
467 | 467 | |
|
|
468 | 468 | # Copy compiled dtb device tree files |
|
|
469 | 469 | if [ -d "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays" ] ; then |
|
|
470 | 470 | for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/"*.dtb ; do |
|
|
471 | 471 | if [ -f "${dtb}" ] ; then |
|
|
472 | 472 | install_readonly "${dtb}" "${BOOT_DIR}/overlays/" |
|
|
473 | 473 | fi |
|
|
474 | 474 | done |
|
|
475 | 475 | |
|
|
476 | 476 | if [ -f "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/README" ] ; then |
|
|
477 | 477 | install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/README" "${BOOT_DIR}/overlays/README" |
|
|
478 | 478 | fi |
|
|
479 | 479 | fi |
|
|
480 | 480 | |
|
|
481 | 481 | if [ "$ENABLE_UBOOT" = false ] ; then |
|
|
482 | 482 | # Convert and copy kernel image to the boot directory |
|
|
483 | 483 | "${KERNEL_DIR}/scripts/mkknlimg" "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" "${BOOT_DIR}/${KERNEL_IMAGE}" |
|
|
484 | 484 | else |
|
|
485 | 485 | # Copy kernel image to the boot directory |
|
|
486 | 486 | install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" "${BOOT_DIR}/${KERNEL_IMAGE}" |
|
|
487 | 487 | fi |
|
|
488 | 488 | |
|
|
489 | 489 | # Remove kernel sources |
|
|
490 | 490 | if [ "$KERNEL_REMOVESRC" = true ] ; then |
|
|
491 | 491 | rm -fr "${KERNEL_DIR}" |
|
|
492 | 492 | else |
|
|
493 | 493 | # Prepare compiled kernel modules |
|
|
494 | 494 | if grep -q "CONFIG_MODULES=y" "${KERNEL_DIR}/.config" ; then |
|
|
495 | 495 | if grep -q "^modules_prepare:" "${KERNEL_DIR}/Makefile" ; then |
|
|
496 | 496 | make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" modules_prepare |
|
|
497 | 497 | fi |
|
|
498 | 498 | |
|
|
499 | 499 | # Create symlinks for kernel modules |
|
|
500 | 500 | chroot_exec ln -sf /usr/src/linux "/lib/modules/${KERNEL_VERSION}/build" |
|
|
501 | 501 | chroot_exec ln -sf /usr/src/linux "/lib/modules/${KERNEL_VERSION}/source" |
|
|
502 | 502 | fi |
|
|
503 | 503 | fi |
|
|
504 | 504 | |
|
|
505 | 505 | else # BUILD_KERNEL=false |
|
|
506 | 506 | # echo Install precompiled kernel... |
|
|
507 | 507 | # echo error: not implemented |
|
|
508 | 508 | if [ "$SET_ARCH" = 64 ] && { [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; } ; then |
|
|
509 | 509 | |
|
|
510 | 510 | # Use Sakakis modified kernel if ZSWAP is active |
|
|
511 | 511 | if [ "$KERNEL_ZSWAP" = true ] || [ "$KERNEL_VIRT" = true ] || [ "$KERNEL_NF" = true ] || [ "$KERNEL_BPF" = true ] ; then |
|
|
512 | 512 | RPI3_64_KERNEL_URL="${RPI3_64_BIS_KERNEL_URL}" |
|
|
513 | 513 | fi |
|
|
514 | 514 | |
|
|
515 | 515 | # Create temporary directory for dl |
|
|
516 | 516 | temp_dir=$(as_nobody mktemp -d) |
|
|
517 | 517 | |
|
|
518 | 518 | # Fetch kernel dl |
|
|
519 | 519 | as_nobody wget -O "${temp_dir}"/kernel.tar.xz -c "$RPI3_64_KERNEL_URL" |
|
|
520 | 520 | |
|
|
521 | 521 | #extract download |
|
|
522 | 522 | tar -xJf "${temp_dir}"/kernel.tar.xz -C "${temp_dir}" |
|
|
523 | 523 | |
|
|
524 | 524 | #move extracted kernel to /boot/firmware |
|
|
525 | 525 | mkdir "${R}/boot/firmware" |
|
|
526 | 526 | cp "${temp_dir}"/boot/* "${R}"/boot/firmware/ |
|
|
527 | 527 | cp -r "${temp_dir}"/lib/* "${R}"/lib/ |
|
|
528 | 528 | |
|
|
529 | 529 | # Remove temporary directory for kernel sources |
|
|
530 | 530 | rm -fr "${temp_dir}" |
|
|
531 | 531 | |
|
|
532 | 532 | # Set permissions of the kernel sources |
|
|
533 | 533 | chown -R root:root "${R}/boot/firmware" |
|
|
534 | 534 | chown -R root:root "${R}/lib/modules" |
|
|
535 | 535 | fi |
|
|
536 | 536 | |
|
|
537 | 537 | # Install Kernel from hypriot comptabile with all Raspberry PI |
|
|
538 | 538 | if [ "$SET_ARCH" = 32 ] ; then |
|
|
539 | 539 | # Create temporary directory for dl |
|
|
540 | 540 | temp_dir=$(as_nobody mktemp -d) |
|
|
541 | 541 | |
|
|
542 | 542 | # Fetch kernel |
|
|
543 | 543 | as_nobody wget -O "${temp_dir}"/kernel.deb -c "$RPI_32_KERNEL_URL" |
|
|
544 | 544 | |
|
|
545 | 545 | # Copy downloaded U-Boot sources |
|
|
546 | 546 | mv "${temp_dir}"/kernel.deb "${R}"/tmp/kernel.deb |
|
|
547 | 547 | |
|
|
548 | 548 | # Set permissions |
|
|
549 | 549 | chown -R root:root "${R}"/tmp/kernel.deb |
|
|
550 | 550 | |
|
|
551 | 551 | # Install kernel |
|
|
552 | 552 | chroot_exec dpkg -i /tmp/kernel.deb |
|
|
553 | 553 | |
|
|
554 | 554 | # move /boot to /boot/firmware to fit script env. |
|
|
555 | 555 | #mkdir "${BOOT_DIR}" |
|
|
556 | 556 | mkdir "${temp_dir}"/firmware |
|
|
557 | 557 | mv "${R}"/boot/* "${temp_dir}"/firmware/ |
|
|
558 | 558 | mv "${temp_dir}"/firmware "${R}"/boot/ |
|
|
559 | 559 | |
|
|
560 | 560 | #same for kernel headers |
|
|
561 | 561 | if [ "$KERNEL_HEADERS" = true ] ; then |
|
|
562 | 562 | # Fetch kernel header |
|
|
563 | 563 | as_nobody wget -O "${temp_dir}"/kernel-header.deb -c "$RPI_32_KERNELHEADER_URL" |
|
|
564 | 564 | mv "${temp_dir}"/kernel-header.deb "${R}"/tmp/kernel-header.deb |
|
|
565 | 565 | chown -R root:root "${R}"/tmp/kernel-header.deb |
|
|
566 | 566 | # Install kernel header |
|
|
567 | 567 | chroot_exec dpkg -i /tmp/kernel-header.deb |
|
|
568 | 568 | rm -f "${R}"/tmp/kernel-header.deb |
|
|
569 | 569 | fi |
|
|
570 | 570 | |
|
|
571 | 571 | # Remove temporary directory and files |
|
|
572 | 572 | rm -fr "${temp_dir}" |
|
|
573 | 573 | rm -f "${R}"/tmp/kernel.deb |
|
|
574 | 574 | fi |
|
|
575 | 575 | |
|
|
576 | 576 | # Check if kernel installation was successful |
|
|
577 | 577 | KERNEL="$(ls -1 "${R}"/boot/firmware/kernel* | sort | tail -n 1)" |
|
|
578 | 578 | if [ -z "$KERNEL" ] ; then |
|
|
579 | 579 | echo "error: kernel installation failed! (/boot/kernel* not found)" |
|
|
580 | 580 | cleanup |
|
|
581 | 581 | exit 1 |
|
|
582 | 582 | fi |
|
|
583 | 583 | fi |
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