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1 | 1 | # |
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2 | 2 | # Setup RPi2/3 config and cmdline |
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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 | if [ -n "$RPI_FIRMWARE_DIR" ] && [ -d "$RPI_FIRMWARE_DIR" ] ; then |
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9 | 9 | # Install boot binaries from local directory |
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10 | 10 | cp "${RPI_FIRMWARE_DIR}"/boot/bootcode.bin "${BOOT_DIR}"/bootcode.bin |
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11 | 11 | cp "${RPI_FIRMWARE_DIR}"/boot/fixup.dat "${BOOT_DIR}"/fixup.dat |
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12 | 12 | cp "${RPI_FIRMWARE_DIR}"/boot/fixup_cd.dat "${BOOT_DIR}"/fixup_cd.dat |
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13 | 13 | cp "${RPI_FIRMWARE_DIR}"/boot/fixup_x.dat "${BOOT_DIR}"/fixup_x.dat |
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14 | 14 | cp "${RPI_FIRMWARE_DIR}"/boot/start.elf "${BOOT_DIR}"/start.elf |
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15 | 15 | cp "${RPI_FIRMWARE_DIR}"/boot/start_cd.elf "${BOOT_DIR}"/start_cd.elf |
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16 | 16 | cp "${RPI_FIRMWARE_DIR}"/boot/start_x.elf "${BOOT_DIR}"/start_x.elf |
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17 | 17 | else |
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18 | 18 | # Create temporary directory for boot binaries |
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19 | 19 | temp_dir=$(as_nobody mktemp -d) |
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20 | 20 | |
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21 | 21 | # Install latest boot binaries from raspberry/firmware github |
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22 | 22 | as_nobody wget -q -O "${temp_dir}/bootcode.bin" "${FIRMWARE_URL}/bootcode.bin" |
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23 | 23 | as_nobody wget -q -O "${temp_dir}/fixup.dat" "${FIRMWARE_URL}/fixup.dat" |
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24 | 24 | as_nobody wget -q -O "${temp_dir}/fixup_cd.dat" "${FIRMWARE_URL}/fixup_cd.dat" |
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25 | 25 | as_nobody wget -q -O "${temp_dir}/fixup_x.dat" "${FIRMWARE_URL}/fixup_x.dat" |
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26 | 26 | as_nobody wget -q -O "${temp_dir}/start.elf" "${FIRMWARE_URL}/start.elf" |
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27 | 27 | as_nobody wget -q -O "${temp_dir}/start_cd.elf" "${FIRMWARE_URL}/start_cd.elf" |
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28 | 28 | as_nobody wget -q -O "${temp_dir}/start_x.elf" "${FIRMWARE_URL}/start_x.elf" |
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29 | 29 | |
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30 | 30 | # Move downloaded boot binaries |
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31 | 31 | mv "${temp_dir}/"* "${BOOT_DIR}/" |
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32 | 32 | |
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33 | 33 | # Remove temporary directory for boot binaries |
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34 | 34 | rm -fr "${temp_dir}" |
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35 | 35 | |
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36 | 36 | # Set permissions of the boot binaries |
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37 | 37 | chown -R root:root "${BOOT_DIR}" |
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38 | 38 | chmod -R 600 "${BOOT_DIR}" |
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39 | 39 | fi |
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40 | 40 | |
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41 | 41 | # Setup firmware boot cmdline |
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42 | 42 | if [ "$ENABLE_SPLITFS" = true ] ; then |
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43 | 43 | CMDLINE="dwc_otg.lpm_enable=0 root=/dev/sda1 rootfstype=ext4 rootflags=commit=100,data=writeback elevator=deadline rootwait console=tty1 init=/bin/systemd" |
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44 | 44 | else |
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45 | 45 | CMDLINE="dwc_otg.lpm_enable=0 root=/dev/mmcblk0p2 rootfstype=ext4 rootflags=commit=100,data=writeback elevator=deadline rootwait console=tty1 init=/bin/systemd" |
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46 | 46 | fi |
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47 | 47 | |
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48 | 48 | # Add encrypted root partition to cmdline.txt |
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49 | 49 | if [ "$ENABLE_CRYPTFS" = true ] ; then |
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50 | 50 | if [ "$ENABLE_SPLITFS" = true ] ; then |
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51 | 51 | CMDLINE=$(echo "${CMDLINE}" | sed "s/sda1/mapper\/${CRYPTFS_MAPPING} cryptdevice=\/dev\/sda1:${CRYPTFS_MAPPING}/") |
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52 | 52 | else |
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53 | 53 | CMDLINE=$(echo "${CMDLINE}" | sed "s/mmcblk0p2/mapper\/${CRYPTFS_MAPPING} cryptdevice=\/dev\/mmcblk0p2:${CRYPTFS_MAPPING}/") |
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54 | 54 | fi |
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55 | 55 | fi |
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56 | 56 | |
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57 | 57 | # Enable Kernel messages on standard output |
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58 | 58 | if [ "$ENABLE_PRINTK" = true ] ; then |
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59 | 59 | install_readonly files/sysctl.d/83-rpi-printk.conf "${ETC_DIR}/sysctl.d/83-rpi-printk.conf" |
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60 | 60 | fi |
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61 | 61 | |
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62 | 62 | # Install udev rule for serial alias - serial0 = console serial1=bluetooth |
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63 | 63 | install_readonly files/etc/99-com.rules "${LIB_DIR}/udev/rules.d/99-com.rules" |
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64 | 64 | |
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65 | 65 | # Remove IPv6 networking support |
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66 | 66 | if [ "$ENABLE_IPV6" = false ] ; then |
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67 | 67 | CMDLINE="${CMDLINE} ipv6.disable=1" |
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68 | 68 | fi |
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69 | 69 | |
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70 | 70 | # Automatically assign predictable network interface names |
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71 | 71 | if [ "$ENABLE_IFNAMES" = false ] ; then |
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72 | 72 | CMDLINE="${CMDLINE} net.ifnames=0" |
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73 | 73 | else |
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74 | 74 | CMDLINE="${CMDLINE} net.ifnames=1" |
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75 | 75 | fi |
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76 | 76 | |
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77 | 77 | # Disable Raspberry Pi console logo |
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78 | 78 | if [ "$ENABLE_LOGO" = false ] ; then |
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79 | 79 | CMDLINE="${CMDLINE} logo.nologo" |
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80 | 80 | fi |
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81 | 81 | |
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82 | 82 | # Strictly limit verbosity of boot up console messages |
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83 | 83 | if [ "$ENABLE_SILENT_BOOT" = true ] ; then |
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84 | 84 | CMDLINE="${CMDLINE} quiet loglevel=0 rd.systemd.show_status=auto rd.udev.log_priority=0" |
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85 | 85 | fi |
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86 | 86 | |
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87 | 87 | # Install firmware config |
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88 | 88 | install_readonly files/boot/config.txt "${BOOT_DIR}/config.txt" |
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89 | 89 | |
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90 | 90 | # Disable Raspberry Pi console logo |
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91 | 91 | if [ "$ENABLE_SLASH" = false ] ; then |
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92 | 92 | echo "disable_splash=1" >> "${BOOT_DIR}/config.txt" |
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93 | 93 | fi |
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94 | 94 | |
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95 | 95 | # Locks CPU frequency at maximum |
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96 | 96 | if [ "$ENABLE_TURBO" = true ] ; then |
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97 | 97 | echo "force_turbo=1" >> "${BOOT_DIR}/config.txt" |
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98 | 98 | # helps to avoid sdcard corruption when force_turbo is enabled. |
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99 | 99 | echo "boot_delay=1" >> "${BOOT_DIR}/config.txt" |
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100 | 100 | fi |
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101 | 101 | |
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102 | 102 | if [ "$RPI_MODEL" = 0 ] || [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; then |
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103 | 103 | |
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104 | 104 | # Bluetooth enabled |
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105 | 105 | if [ "$ENABLE_BLUETOOTH" = true ] ; then |
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106 | 106 | # Create temporary directory for Bluetooth sources |
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107 | 107 | temp_dir=$(as_nobody mktemp -d) |
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108 | 108 | |
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109 | 109 | # Fetch Bluetooth sources |
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110 | 110 | as_nobody git -C "${temp_dir}" clone "${BLUETOOTH_URL}" |
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111 | 111 | |
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112 | 112 | # Copy downloaded sources |
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113 | 113 | mv "${temp_dir}/pi-bluetooth" "${R}/tmp/" |
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114 | 114 | |
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115 | 115 | # Bluetooth firmware from arch aur https://aur.archlinux.org/packages/pi-bluetooth/ |
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116 | 116 | as_nobody wget -q -O "${R}/tmp/pi-bluetooth/LICENCE.broadcom_bcm43xx" https://aur.archlinux.org/cgit/aur.git/plain/LICENCE.broadcom_bcm43xx?h=pi-bluetooth |
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117 | 117 | as_nobody wget -q -O "${R}/tmp/pi-bluetooth/BCM43430A1.hcd" https://aur.archlinux.org/cgit/aur.git/plain/BCM43430A1.hcd?h=pi-bluetooth |
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118 | 118 | |
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119 | 119 | # Set permissions |
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120 | 120 | chown -R root:root "${R}/tmp/pi-bluetooth" |
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121 | 121 | |
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122 | 122 | # Install tools |
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123 | 123 | install_readonly "${R}/tmp/pi-bluetooth/usr/bin/btuart" "${R}/usr/bin/btuart" |
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124 | 124 | install_readonly "${R}/tmp/pi-bluetooth/usr/bin/bthelper" "${R}/usr/bin/bthelper" |
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125 | 125 | |
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126 | 126 | # make scripts executable |
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127 | 127 | chmod +x "${R}/usr/bin/bthelper" |
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128 | 128 | chmod +x "${R}/usr/bin/btuart" |
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129 | 129 | |
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130 | 130 | # Install bluetooth udev rule |
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131 | 131 | install_readonly "${R}/tmp/pi-bluetooth/lib/udev/rules.d/90-pi-bluetooth.rules" "${LIB_DIR}/udev/rules.d/90-pi-bluetooth.rules" |
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132 | 132 | |
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133 | 133 | # Install Firmware Flash file and apropiate licence |
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134 | 134 | mkdir -p "$BLUETOOTH_FIRMWARE_DIR" |
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135 | 135 | install_readonly "${R}/tmp/pi-bluetooth/LICENCE.broadcom_bcm43xx" "${BLUETOOTH_FIRMWARE_DIR}/LICENCE.broadcom_bcm43xx" |
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136 | 136 | install_readonly "${R}/tmp/pi-bluetooth/BCM43430A1.hcd" "${BLUETOOTH_FIRMWARE_DIR}/LICENCE.broadcom_bcm43xx" |
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137 | 137 | install_readonly "${R}/tmp/pi-bluetooth/debian/pi-bluetooth.bthelper@.service" "${ETC_DIR}/systemd/system/pi-bluetooth.bthelper@.service" |
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138 | 138 | install_readonly "${R}/tmp/pi-bluetooth/debian/pi-bluetooth.hciuart.service" "${ETC_DIR}/systemd/system/pi-bluetooth.hciuart.service" |
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139 | 139 | |
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140 | 140 | # Remove temporary directories |
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141 | 141 | rm -fr "${temp_dir}" |
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142 | 142 | rm -fr "${R}"/tmp/pi-bluetooth |
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143 | 143 | |
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144 | 144 | # Switch Pi3 Bluetooth function to use the mini-UART (ttyS0) and restore UART0/ttyAMA0 over GPIOs 14 & 15. Slow Bluetooth and slow cpu. Use /dev/ttyS0 instead of /dev/ttyAMA0 |
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145 | 145 | if [ "$ENABLE_MINIUART_OVERLAY" = true ] ; then |
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146 | 146 | |
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147 | 147 | # set overlay to swap ttyAMA0 and ttyS0 |
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148 | 148 | echo "dtoverlay=pi3-miniuart-bt" >> "${BOOT_DIR}/config.txt" |
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149 | 149 | |
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150 | 150 | # if force_turbo didn't lock cpu at high speed, lock it at low speed (XOR logic) or miniuart will be broken |
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151 | 151 | if [ "$ENABLE_TURBO" = false ] ; then |
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152 | 152 | echo "core_freq=250" >> "${BOOT_DIR}/config.txt" |
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153 | 153 | fi |
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154 | 154 | fi |
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155 | 155 | |
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156 | 156 | # Activate services |
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157 | 157 | chroot_exec systemctl enable pi-bluetooth.hciuart.service |
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158 | 158 | |
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159 | 159 | else # if ENABLE_BLUETOOTH = false |
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160 | 160 | # set overlay to disable bluetooth |
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161 | 161 | echo "dtoverlay=pi3-disable-bt" >> "${BOOT_DIR}/config.txt" |
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162 | 162 | fi # ENABLE_BLUETOOTH end |
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163 | 163 | fi |
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164 | 164 | |
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165 | 165 | # may need sudo systemctl disable hciuart |
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166 | 166 | if [ "$ENABLE_CONSOLE" = true ] ; then |
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167 | 167 | echo "enable_uart=1" >> "${BOOT_DIR}/config.txt" |
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168 | 168 | # add string to cmdline |
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169 | 169 | CMDLINE="${CMDLINE} console=serial0,115200" |
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170 | 170 | |
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171 | 171 | # Enable serial console systemd style |
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172 | 172 | chroot_exec systemctl enable serial-getty\@serial0.service |
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173 | 173 | else |
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174 | 174 | echo "enable_uart=0" >> "${BOOT_DIR}/config.txt" |
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175 | 175 | |
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176 | 176 | # disable serial console systemd style |
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177 | 177 | chroot_exec systemctl disable serial-getty\@"$SET_SERIAL".service |
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178 | 178 | fi |
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179 | 179 | |
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180 | # Disable dphys-swapfile service. Will get enabled on first boot | |
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181 | if [ "$ENABLE_DPHYSSWAP" = true ] ; then | |
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182 | chroot_exec systemctl disable dphys-swapfile | |
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183 | fi | |
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184 | ||
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180 | 185 | if [ "$ENABLE_SYSTEMDSWAP" = true ] ; then |
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181 | 186 | # Create temporary directory for systemd-swap sources |
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182 | 187 | temp_dir=$(as_nobody mktemp -d) |
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183 | 188 | |
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184 | 189 | # Fetch systemd-swap sources |
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185 | 190 | as_nobody git -C "${temp_dir}" clone "${SYSTEMDSWAP_URL}" |
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186 | 191 | |
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187 | 192 | # Copy downloaded systemd-swap sources |
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188 | 193 | mv "${temp_dir}/systemd-swap" "${R}/tmp/" |
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189 | 194 | |
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190 | 195 | # Set permissions of the systemd-swap sources |
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191 | 196 | chown -R root:root "${R}/tmp/systemd-swap" |
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192 | 197 | |
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193 | 198 | # Remove temporary directory for systemd-swap sources |
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194 | 199 | rm -fr "${temp_dir}" |
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195 | 200 | |
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196 | 201 | # Change into downloaded src dir |
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197 | 202 | cd "${R}/tmp/systemd-swap" || exit |
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198 | 203 | |
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199 | 204 | # Build package |
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200 | 205 | . ./package.sh debian |
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201 | 206 | |
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202 | 207 | # Install package |
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203 | 208 | chroot_exec dpkg -i /tmp/systemd-swap/systemd-swap-*any.deb |
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204 | 209 | |
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205 | 210 | # Enable service |
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206 | 211 | chroot_exec systemctl enable systemd-swap |
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207 | 212 | |
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208 | 213 | # Change back into script root dir |
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209 | 214 | cd "${WORKDIR}" || exit |
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210 | 215 | else |
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211 | 216 | # Enable ZSWAP in cmdline if systemd-swap is not used |
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212 | 217 | if [ "$KERNEL_ZSWAP" = true ] ; then |
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213 | 218 | CMDLINE="${CMDLINE} zswap.enabled=1 zswap.max_pool_percent=25 zswap.compressor=lz4" |
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214 | 219 | fi |
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215 | 220 | fi |
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216 | 221 | |
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217 | 222 | if [ "$KERNEL_SECURITY" = true ] ; then |
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218 | 223 | CMDLINE="${CMDLINE} apparmor=1 security=apparmor" |
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219 | 224 | fi |
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220 | 225 | |
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221 | 226 | # Install firmware boot cmdline |
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222 | 227 | echo "${CMDLINE}" > "${BOOT_DIR}/cmdline.txt" |
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223 | 228 | |
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224 | 229 | # Setup minimal GPU memory allocation size: 16MB (no X) |
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225 | 230 | if [ "$ENABLE_MINGPU" = true ] ; then |
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226 | 231 | echo "gpu_mem=16" >> "${BOOT_DIR}/config.txt" |
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227 | 232 | fi |
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228 | 233 | |
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229 | 234 | # Setup boot with initramfs |
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230 | 235 | if [ "$ENABLE_INITRAMFS" = true ] ; then |
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231 | 236 | echo "initramfs initramfs-${KERNEL_VERSION} followkernel" >> "${BOOT_DIR}/config.txt" |
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232 | 237 | fi |
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233 | 238 | |
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234 | 239 | # Create firmware configuration and cmdline symlinks |
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235 | 240 | ln -sf firmware/config.txt "${R}/boot/config.txt" |
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236 | 241 | ln -sf firmware/cmdline.txt "${R}/boot/cmdline.txt" |
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237 | 242 | |
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238 | 243 | # Install and setup kernel modules to load at boot |
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239 | 244 | mkdir -p "${LIB_DIR}/modules-load.d/" |
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240 | 245 | install_readonly files/modules/rpi2.conf "${LIB_DIR}/modules-load.d/rpi2.conf" |
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241 | 246 | |
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242 | 247 | # Load hardware random module at boot |
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243 | 248 | if [ "$ENABLE_HWRANDOM" = true ] && [ "$BUILD_KERNEL" = false ] ; then |
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244 | 249 | sed -i "s/^# bcm2708_rng/bcm2708_rng/" "${LIB_DIR}/modules-load.d/rpi2.conf" |
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245 | 250 | fi |
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246 | 251 | |
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247 | 252 | # Load sound module at boot |
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248 | 253 | if [ "$ENABLE_SOUND" = true ] ; then |
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249 | 254 | sed -i "s/^# snd_bcm2835/snd_bcm2835/" "${LIB_DIR}/modules-load.d/rpi2.conf" |
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250 | 255 | else |
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251 | 256 | echo "dtparam=audio=off" >> "${BOOT_DIR}/config.txt" |
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252 | 257 | fi |
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253 | 258 | |
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254 | 259 | # Enable I2C interface |
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255 | 260 | if [ "$ENABLE_I2C" = true ] ; then |
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256 | 261 | echo "dtparam=i2c_arm=on" >> "${BOOT_DIR}/config.txt" |
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257 | 262 | sed -i "s/^# i2c-bcm2708/i2c-bcm2708/" "${LIB_DIR}/modules-load.d/rpi2.conf" |
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258 | 263 | sed -i "s/^# i2c-dev/i2c-dev/" "${LIB_DIR}/modules-load.d/rpi2.conf" |
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259 | 264 | fi |
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260 | 265 | |
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261 | 266 | # Enable SPI interface |
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262 | 267 | if [ "$ENABLE_SPI" = true ] ; then |
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263 | 268 | echo "dtparam=spi=on" >> "${BOOT_DIR}/config.txt" |
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264 | 269 | echo "spi-bcm2708" >> "${LIB_DIR}/modules-load.d/rpi2.conf" |
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265 | 270 | if [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ]; then |
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266 | 271 | sed -i "s/spi-bcm2708/spi-bcm2835/" "${LIB_DIR}/modules-load.d/rpi2.conf" |
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267 | 272 | fi |
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268 | 273 | fi |
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269 | 274 | |
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270 | 275 | # Disable RPi2/3 under-voltage warnings |
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271 | 276 | if [ -n "$DISABLE_UNDERVOLT_WARNINGS" ] ; then |
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272 | 277 | echo "avoid_warnings=${DISABLE_UNDERVOLT_WARNINGS}" >> "${BOOT_DIR}/config.txt" |
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273 | 278 | fi |
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274 | 279 | |
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275 | 280 | # Install kernel modules blacklist |
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276 | 281 | mkdir -p "${ETC_DIR}/modprobe.d/" |
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277 | 282 | install_readonly files/modules/raspi-blacklist.conf "${ETC_DIR}/modprobe.d/raspi-blacklist.conf" |
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278 | 283 | |
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279 | 284 | # Install sysctl.d configuration files |
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280 | 285 | install_readonly files/sysctl.d/81-rpi-vm.conf "${ETC_DIR}/sysctl.d/81-rpi-vm.conf" |
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