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Raspi2-3_GenImage
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1 1 #
2 2 # Setup Locales and keyboard settings
3 3 #
4 4
5 5 # Load utility functions
6 6 . ./functions.sh
7 7
8 8 # Install and setup timezone
9 9 echo ${TIMEZONE} > "${ETC_DIR}/timezone"
10 10 chroot_exec dpkg-reconfigure -f noninteractive tzdata
11 11
12 12 # Install and setup default locale and keyboard configuration
13 13 if [ $(echo "$APT_INCLUDES" | grep ",locales") ] ; then
14 14 # Set locale choice in debconf db, even though dpkg-reconfigure ignores and overwrites them due to some bug
15 15 # https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=684134 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=685957
16 16 # ... so we have to set locales manually
17 17 if [ "$DEFLOCAL" = "en_US.UTF-8" ] ; then
18 18 chroot_exec echo "locales locales/locales_to_be_generated multiselect ${DEFLOCAL} UTF-8" | debconf-set-selections
19 19 else
20 20 # en_US.UTF-8 should be available anyway : https://www.debian.org/doc/manuals/debian-reference/ch08.en.html#_the_reconfiguration_of_the_locale
21 21 chroot_exec echo "locales locales/locales_to_be_generated multiselect en_US.UTF-8 UTF-8, ${DEFLOCAL} UTF-8" | debconf-set-selections
22 22 sed -i "/en_US.UTF-8/s/^#//" "${ETC_DIR}/locale.gen"
23 23 fi
24 24
25 25 sed -i "/${DEFLOCAL}/s/^#//" "${ETC_DIR}/locale.gen"
26 26 chroot_exec echo "locales locales/default_environment_locale select ${DEFLOCAL}" | debconf-set-selections
27 27 chroot_exec locale-gen
28 28 chroot_exec update-locale LANG="${DEFLOCAL}"
29 29
30 30 # Install and setup default keyboard configuration
31 if [ "$XKB_MODEL" != "" ] ; then
31 if [ "$XKB_MODEL" != "pc105" ] ; then
32 32 sed -i "s/^XKBMODEL.*/XKBMODEL=\"${XKB_MODEL}\"/" "${ETC_DIR}/default/keyboard"
33 33 fi
34 if [ "$XKB_LAYOUT" != "" ] ; then
34 if [ "$XKB_LAYOUT" != "us" ] ; then
35 35 sed -i "s/^XKBLAYOUT.*/XKBLAYOUT=\"${XKB_LAYOUT}\"/" "${ETC_DIR}/default/keyboard"
36 36 fi
37 37 if [ "$XKB_VARIANT" != "" ] ; then
38 38 sed -i "s/^XKBVARIANT.*/XKBVARIANT=\"${XKB_VARIANT}\"/" "${ETC_DIR}/default/keyboard"
39 39 fi
40 40 if [ "$XKB_OPTIONS" != "" ] ; then
41 41 sed -i "s/^XKBOPTIONS.*/XKBOPTIONS=\"${XKB_OPTIONS}\"/" "${ETC_DIR}/default/keyboard"
42 42 fi
43 43 chroot_exec dpkg-reconfigure -f noninteractive keyboard-configuration
44 44
45 45 # Install and setup font console
46 46 case "${DEFLOCAL}" in
47 47 *UTF-8)
48 48 sed -i 's/^CHARMAP.*/CHARMAP="UTF-8"/' "${ETC_DIR}/default/console-setup"
49 49 ;;
50 50 *)
51 51 sed -i 's/^CHARMAP.*/CHARMAP="guess"/' "${ETC_DIR}/default/console-setup"
52 52 ;;
53 53 esac
54 54 chroot_exec dpkg-reconfigure -f noninteractive console-setup
55 55 else # (no locales were installed)
56 56 # Install POSIX default locale
57 57 install_readonly files/locales/locale "${ETC_DIR}/default/locale"
58 58 fi
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@@ -1,266 +1,270
1 1 #
2 2 # Build and Setup RPi2/3 Kernel
3 3 #
4 4
5 5 # Load utility functions
6 6 . ./functions.sh
7 7
8 8 # Fetch and build latest raspberry kernel
9 9 if [ "$BUILD_KERNEL" = true ] ; then
10 10 # Setup source directory
11 11 mkdir -p "${R}/usr/src/linux"
12 12
13 13 # Copy existing kernel sources into chroot directory
14 14 if [ -n "$KERNELSRC_DIR" ] && [ -d "$KERNELSRC_DIR" ] ; then
15 15 # Copy kernel sources and include hidden files
16 16 cp -r "${KERNELSRC_DIR}/". "${R}/usr/src/linux"
17 17
18 18 # Clean the kernel sources
19 19 if [ "$KERNELSRC_CLEAN" = true ] && [ "$KERNELSRC_PREBUILT" = false ] ; then
20 20 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" mrproper
21 21 fi
22 22 else # KERNELSRC_DIR=""
23 23 # Create temporary directory for kernel sources
24 24 temp_dir=$(as_nobody mktemp -d)
25 25
26 26 # Fetch current RPi2/3 kernel sources
27 27 if [ -z "${KERNEL_BRANCH}" ] ; then
28 28 as_nobody -H git -C "${temp_dir}" clone --depth=1 "${KERNEL_URL}" linux
29 29 else
30 30 as_nobody -H git -C "${temp_dir}" clone --depth=1 --branch "${KERNEL_BRANCH}" "${KERNEL_URL}" linux
31 31 fi
32 32
33 33 # Copy downloaded kernel sources
34 34 cp -r "${temp_dir}/linux/"* "${R}/usr/src/linux/"
35 35
36 36 # Remove temporary directory for kernel sources
37 37 rm -fr "${temp_dir}"
38 38
39 39 # Set permissions of the kernel sources
40 40 chown -R root:root "${R}/usr/src"
41 41 fi
42 42
43 43 # Calculate optimal number of kernel building threads
44 44 if [ "$KERNEL_THREADS" = "1" ] && [ -r /proc/cpuinfo ] ; then
45 45 KERNEL_THREADS=$(grep -c processor /proc/cpuinfo)
46 46 fi
47 47
48 48 # Configure and build kernel
49 49 if [ "$KERNELSRC_PREBUILT" = false ] ; then
50 50 # Remove device, network and filesystem drivers from kernel configuration
51 51 if [ "$KERNEL_REDUCE" = true ] ; then
52 52 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" "${KERNEL_DEFCONFIG}"
53 53 sed -i\
54 54 -e "s/\(^CONFIG_SND.*\=\).*/\1n/"\
55 55 -e "s/\(^CONFIG_SOUND.*\=\).*/\1n/"\
56 56 -e "s/\(^CONFIG_AC97.*\=\).*/\1n/"\
57 57 -e "s/\(^CONFIG_VIDEO_.*\=\).*/\1n/"\
58 58 -e "s/\(^CONFIG_MEDIA_TUNER.*\=\).*/\1n/"\
59 59 -e "s/\(^CONFIG_DVB.*\=\)[ym]/\1n/"\
60 60 -e "s/\(^CONFIG_REISERFS.*\=\).*/\1n/"\
61 61 -e "s/\(^CONFIG_JFS.*\=\).*/\1n/"\
62 62 -e "s/\(^CONFIG_XFS.*\=\).*/\1n/"\
63 63 -e "s/\(^CONFIG_GFS2.*\=\).*/\1n/"\
64 64 -e "s/\(^CONFIG_OCFS2.*\=\).*/\1n/"\
65 65 -e "s/\(^CONFIG_BTRFS.*\=\).*/\1n/"\
66 66 -e "s/\(^CONFIG_HFS.*\=\).*/\1n/"\
67 67 -e "s/\(^CONFIG_JFFS2.*\=\)[ym]/\1n/"\
68 68 -e "s/\(^CONFIG_UBIFS.*\=\).*/\1n/"\
69 69 -e "s/\(^CONFIG_SQUASHFS.*\=\)[ym]/\1n/"\
70 70 -e "s/\(^CONFIG_W1.*\=\)[ym]/\1n/"\
71 71 -e "s/\(^CONFIG_HAMRADIO.*\=\).*/\1n/"\
72 72 -e "s/\(^CONFIG_CAN.*\=\).*/\1n/"\
73 73 -e "s/\(^CONFIG_IRDA.*\=\).*/\1n/"\
74 74 -e "s/\(^CONFIG_BT_.*\=\).*/\1n/"\
75 75 -e "s/\(^CONFIG_WIMAX.*\=\)[ym]/\1n/"\
76 76 -e "s/\(^CONFIG_6LOWPAN.*\=\).*/\1n/"\
77 77 -e "s/\(^CONFIG_IEEE802154.*\=\).*/\1n/"\
78 78 -e "s/\(^CONFIG_NFC.*\=\).*/\1n/"\
79 79 -e "s/\(^CONFIG_FB_TFT=.*\=\).*/\1n/"\
80 80 -e "s/\(^CONFIG_TOUCHSCREEN.*\=\).*/\1n/"\
81 81 -e "s/\(^CONFIG_USB_GSPCA_.*\=\).*/\1n/"\
82 82 -e "s/\(^CONFIG_DRM.*\=\).*/\1n/"\
83 83 "${KERNEL_DIR}/.config"
84 84 fi
85 85
86 86 if [ "$KERNELSRC_CONFIG" = true ] ; then
87 87 # Load default raspberry kernel configuration
88 88 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" "${KERNEL_DEFCONFIG}"
89 89
90 90 # Set kernel configuration parameters to enable qemu emulation
91 91 if [ "$ENABLE_QEMU" = true ] ; then
92 92 echo "CONFIG_FHANDLE=y" >> ${KERNEL_DIR}/.config
93 93 echo "CONFIG_LBDAF=y" >> ${KERNEL_DIR}/.config
94 94
95 95 if [ "$ENABLE_CRYPTFS" = true ] ; then
96 96 echo "CONFIG_EMBEDDED=y" >> ${KERNEL_DIR}/.config
97 97 echo "CONFIG_EXPERT=y" >> ${KERNEL_DIR}/.config
98 98 echo "CONFIG_DAX=y" >> ${KERNEL_DIR}/.config
99 99 echo "CONFIG_MD=y" >> ${KERNEL_DIR}/.config
100 100 echo "CONFIG_BLK_DEV_MD=y" >> ${KERNEL_DIR}/.config
101 101 echo "CONFIG_MD_AUTODETECT=y" >> ${KERNEL_DIR}/.config
102 102 echo "CONFIG_BLK_DEV_DM=y" >> ${KERNEL_DIR}/.config
103 103 echo "CONFIG_BLK_DEV_DM_BUILTIN=y" >> ${KERNEL_DIR}/.config
104 104 echo "CONFIG_DM_CRYPT=y" >> ${KERNEL_DIR}/.config
105 105 echo "CONFIG_CRYPTO_BLKCIPHER=y" >> ${KERNEL_DIR}/.config
106 106 echo "CONFIG_CRYPTO_CBC=y" >> ${KERNEL_DIR}/.config
107 107 echo "CONFIG_CRYPTO_XTS=y" >> ${KERNEL_DIR}/.config
108 108 echo "CONFIG_CRYPTO_SHA512=y" >> ${KERNEL_DIR}/.config
109 109 echo "CONFIG_CRYPTO_MANAGER=y" >> ${KERNEL_DIR}/.config
110 110 fi
111 111 fi
112 112
113 113 # Copy custom kernel configuration file
114 114 if [ ! -z "$KERNELSRC_USRCONFIG" ] ; then
115 115 cp $KERNELSRC_USRCONFIG ${KERNEL_DIR}/.config
116 116 fi
117 117
118 118 # Set kernel configuration parameters to their default values
119 119 if [ "$KERNEL_OLDDEFCONFIG" = true ] ; then
120 120 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" olddefconfig
121 121 fi
122 122
123 123 # Start menu-driven kernel configuration (interactive)
124 124 if [ "$KERNEL_MENUCONFIG" = true ] ; then
125 125 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" menuconfig
126 126 fi
127 127 fi
128 128
129 129 # Use ccache to cross compile the kernel
130 130 if [ "$KERNEL_CCACHE" = true ] ; then
131 131 cc="ccache ${CROSS_COMPILE}gcc"
132 132 else
133 133 cc="${CROSS_COMPILE}gcc"
134 134 fi
135 135
136 136 # Cross compile kernel and dtbs
137 137 make -C "${KERNEL_DIR}" -j${KERNEL_THREADS} ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" "${KERNEL_BIN_IMAGE}" dtbs
138 138
139 139 # Cross compile kernel modules
140 140 if [ $(grep "CONFIG_MODULES=y" "${KERNEL_DIR}/.config") ] ; then
141 141 make -C "${KERNEL_DIR}" -j${KERNEL_THREADS} ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" modules
142 142 fi
143 143 fi
144 144
145 145 # Check if kernel compilation was successful
146 146 if [ ! -r "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" ] ; then
147 147 echo "error: kernel compilation failed! (kernel image not found)"
148 148 cleanup
149 149 exit 1
150 150 fi
151 151
152 152 # Install kernel modules
153 153 if [ "$ENABLE_REDUCE" = true ] ; then
154 154 if [ $(grep "CONFIG_MODULES=y" "${KERNEL_DIR}/.config") ] ; then
155 155 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_MOD_STRIP=1 INSTALL_MOD_PATH=../../.. modules_install
156 156 fi
157 157 else
158 158 if [ $(grep "CONFIG_MODULES=y" "${KERNEL_DIR}/.config") ] ; then
159 159 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_MOD_PATH=../../.. modules_install
160 160 fi
161 161
162 162 # Install kernel firmware
163 163 if [ $(grep "^firmware_install:" "${KERNEL_DIR}/Makefile") ] ; then
164 164 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_FW_PATH=../../../lib firmware_install
165 165 fi
166 166 fi
167 167
168 168 # Install kernel headers
169 169 if [ "$KERNEL_HEADERS" = true ] && [ "$KERNEL_REDUCE" = false ] ; then
170 170 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_HDR_PATH=../.. headers_install
171 171 fi
172 172
173 173 # Prepare boot (firmware) directory
174 174 mkdir "${BOOT_DIR}"
175 175
176 176 # Get kernel release version
177 177 KERNEL_VERSION=`cat "${KERNEL_DIR}/include/config/kernel.release"`
178 178
179 179 # Copy kernel configuration file to the boot directory
180 180 install_readonly "${KERNEL_DIR}/.config" "${R}/boot/config-${KERNEL_VERSION}"
181 181
182 182 # Prepare device tree directory
183 183 mkdir "${BOOT_DIR}/overlays"
184 184
185 185 # Ensure the proper .dtb is located
186 186 if [ "$KERNEL_ARCH" = "arm" ] ; then
187 187 for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/"*.dtb ; do
188 188 if [ -f "${dtb}" ] ; then
189 189 install_readonly "${dtb}" "${BOOT_DIR}/"
190 190 fi
191 191 done
192 192 else
193 193 for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/broadcom/"*.dtb ; do
194 194 if [ -f "${dtb}" ] ; then
195 195 install_readonly "${dtb}" "${BOOT_DIR}/"
196 196 fi
197 197 done
198 198 fi
199 199
200 200 # Copy compiled dtb device tree files
201 201 if [ -d "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays" ] ; then
202 202 for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/"*.dtb ; do
203 203 if [ -f "${dtb}" ] ; then
204 204 install_readonly "${dtb}" "${BOOT_DIR}/overlays/"
205 205 fi
206 206 done
207 207
208 208 if [ -f "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/README" ] ; then
209 209 install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/README" "${BOOT_DIR}/overlays/README"
210 210 fi
211 211 fi
212 212
213 213 if [ "$ENABLE_UBOOT" = false ] ; then
214 214 # Convert and copy kernel image to the boot directory
215 215 "${KERNEL_DIR}/scripts/mkknlimg" "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" "${BOOT_DIR}/${KERNEL_IMAGE}"
216 216 else
217 217 # Copy kernel image to the boot directory
218 218 install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" "${BOOT_DIR}/${KERNEL_IMAGE}"
219 219 fi
220 220
221 221 # Remove kernel sources
222 222 if [ "$KERNEL_REMOVESRC" = true ] ; then
223 223 rm -fr "${KERNEL_DIR}"
224 224 else
225 225 # Prepare compiled kernel modules
226 226 if [ $(grep "CONFIG_MODULES=y" "${KERNEL_DIR}/.config") ] ; then
227 227 if [ $(grep "^modules_prepare:" "${KERNEL_DIR}/Makefile") ] ; then
228 228 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" modules_prepare
229 229 fi
230 230
231 231 # Create symlinks for kernel modules
232 232 chroot_exec ln -sf /usr/src/linux "/lib/modules/${KERNEL_VERSION}/build"
233 233 chroot_exec ln -sf /usr/src/linux "/lib/modules/${KERNEL_VERSION}/source"
234 234 fi
235 235 fi
236 236 elif [ BUILD_KERNEL = false ]
237 237 # Collabora states this kernel is just for RPI 2 so better implement a check.
238 238 #From https://repositories.collabora.co.uk/debian/dists/jessie/rpi2/binary-armhf/Packages
239 239 #"The Linux kernel "${COLLABORA_KERNEL}" and modules for use on ARMv7 kernel for Raspberry pi 2 model B+"
240 240 # nested if to be easily extended for more precompiled kernels
241 241 if [ "$SET_ARCH" = 32 ] ; then
242 if [ RPI_MODEL = 2 ] ; then
242 if [ "$RPI_MODEL" = 2 ] ; then
243 243 # Kernel installation
244 244 chroot_exec apt-get -qq -y --no-install-recommends install linux-image-"${COLLABORA_KERNEL}" raspberrypi-bootloader-nokernel
245 245
246 246 # Install flash-kernel last so it doesn't try (and fail) to detect the platform in the chroot
247 247 chroot_exec apt-get -qq -y install flash-kernel
248 248
249 249 # Check if kernel installation was successful
250 250 VMLINUZ="$(ls -1 ${R}/boot/vmlinuz-* | sort | tail -n 1)"
251 251 if [ -z "$VMLINUZ" ] ; then
252 252 echo "error: kernel installation failed! (/boot/vmlinuz-* not found)"
253 253 cleanup
254 254 exit 1
255 255 fi
256 256 # Copy vmlinuz kernel to the boot directory
257 257 install_readonly "${VMLINUZ}" "${BOOT_DIR}/${KERNEL_IMAGE}"
258 258 fi
259 if [ RPI_MODEL = 0 ] || [ RPI_MODEL = 1 ] || [ RPI_MODEL = 1P ] ; then
260 # insert precompiled Kernel here
259 if [ "$RPI_MODEL" = 0 ] || [ "$RPI_MODEL" = 1 ] || [ "$RPI_MODEL" = 1P ] ; then
260 echo "error: no precompiled kernel found"
261 exit 1
262 # insert precompiled Kernel code here
261 263 fi
262 264 #if [ "$SET_ARCH" = 64 ]
263 265 else
264 # inset precompiled 64 bit kernel here
266 echo " error: no precompiled 64bit kernel found"
267 exit 1
268 # inset precompiled 64 bit kernel code here
265 269 fi
266 270 fi
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@@ -1,151 +1,151
1 1 #
2 2 # Setup RPi2/3 config and cmdline
3 3 #
4 4
5 5 # Load utility functions
6 6 . ./functions.sh
7 7
8 8 if [ "$BUILD_KERNEL" = true ] ; then
9 9 if [ -n "$RPI_FIRMWARE_DIR" ] && [ -d "$RPI_FIRMWARE_DIR" ] ; then
10 10 # Install boot binaries from local directory
11 11 cp ${RPI_FIRMWARE_DIR}/boot/bootcode.bin ${BOOT_DIR}/bootcode.bin
12 12 cp ${RPI_FIRMWARE_DIR}/boot/fixup.dat ${BOOT_DIR}/fixup.dat
13 13 cp ${RPI_FIRMWARE_DIR}/boot/fixup_cd.dat ${BOOT_DIR}/fixup_cd.dat
14 14 cp ${RPI_FIRMWARE_DIR}/boot/fixup_x.dat ${BOOT_DIR}/fixup_x.dat
15 15 cp ${RPI_FIRMWARE_DIR}/boot/start.elf ${BOOT_DIR}/start.elf
16 16 cp ${RPI_FIRMWARE_DIR}/boot/start_cd.elf ${BOOT_DIR}/start_cd.elf
17 17 cp ${RPI_FIRMWARE_DIR}/boot/start_x.elf ${BOOT_DIR}/start_x.elf
18 18 else
19 19 # Create temporary directory for boot binaries
20 20 temp_dir=$(as_nobody mktemp -d)
21 21
22 22 # Install latest boot binaries from raspberry/firmware github
23 23 as_nobody wget -q -O "${temp_dir}/bootcode.bin" "${FIRMWARE_URL}/bootcode.bin"
24 24 as_nobody wget -q -O "${temp_dir}/fixup.dat" "${FIRMWARE_URL}/fixup.dat"
25 25 as_nobody wget -q -O "${temp_dir}/fixup_cd.dat" "${FIRMWARE_URL}/fixup_cd.dat"
26 26 as_nobody wget -q -O "${temp_dir}/fixup_x.dat" "${FIRMWARE_URL}/fixup_x.dat"
27 27 as_nobody wget -q -O "${temp_dir}/start.elf" "${FIRMWARE_URL}/start.elf"
28 28 as_nobody wget -q -O "${temp_dir}/start_cd.elf" "${FIRMWARE_URL}/start_cd.elf"
29 29 as_nobody wget -q -O "${temp_dir}/start_x.elf" "${FIRMWARE_URL}/start_x.elf"
30 30
31 31 # Move downloaded boot binaries
32 32 mv "${temp_dir}/"* "${BOOT_DIR}/"
33 33
34 34 # Remove temporary directory for boot binaries
35 35 rm -fr "${temp_dir}"
36 36
37 37 # Set permissions of the boot binaries
38 38 chown -R root:root "${BOOT_DIR}"
39 39 chmod -R 600 "${BOOT_DIR}"
40 40 fi
41 41 fi
42 42
43 43 # Setup firmware boot cmdline
44 44 if [ "$ENABLE_SPLITFS" = true ] ; then
45 45 CMDLINE="dwc_otg.lpm_enable=0 root=/dev/sda1 rootfstype=ext4 rootflags=commit=100,data=writeback elevator=deadline rootwait console=tty1"
46 46 else
47 47 CMDLINE="dwc_otg.lpm_enable=0 root=/dev/mmcblk0p2 rootfstype=ext4 rootflags=commit=100,data=writeback elevator=deadline rootwait console=tty1"
48 48 fi
49 49
50 50 # Add encrypted root partition to cmdline.txt
51 51 if [ "$ENABLE_CRYPTFS" = true ] ; then
52 52 if [ "$ENABLE_SPLITFS" = true ] ; then
53 53 CMDLINE=$(echo ${CMDLINE} | sed "s/sda1/mapper\/${CRYPTFS_MAPPING} cryptdevice=\/dev\/sda1:${CRYPTFS_MAPPING}/")
54 54 else
55 55 CMDLINE=$(echo ${CMDLINE} | sed "s/mmcblk0p2/mapper\/${CRYPTFS_MAPPING} cryptdevice=\/dev\/mmcblk0p2:${CRYPTFS_MAPPING}/")
56 56 fi
57 57 fi
58 58
59 59 # Add serial console support
60 60 if [ "$ENABLE_CONSOLE" = true ] ; then
61 61 CMDLINE="${CMDLINE} console=ttyAMA0,115200 kgdboc=ttyAMA0,115200"
62 62 fi
63 63
64 64 # Remove IPv6 networking support
65 65 if [ "$ENABLE_IPV6" = false ] ; then
66 66 CMDLINE="${CMDLINE} ipv6.disable=1"
67 67 fi
68 68
69 69 # Automatically assign predictable network interface names
70 70 if [ "$ENABLE_IFNAMES" = false ] ; then
71 71 CMDLINE="${CMDLINE} net.ifnames=0"
72 72 else
73 73 CMDLINE="${CMDLINE} net.ifnames=1"
74 74 fi
75 75
76 76 # Set init to systemd if required by Debian release
77 77 if [ "$RELEASE" = "stretch" ] || [ "$RELEASE" = "buster" ] ; then
78 78 CMDLINE="${CMDLINE} init=/bin/systemd"
79 79 fi
80 80
81 81 # Install firmware boot cmdline
82 82 echo "${CMDLINE}" > "${BOOT_DIR}/cmdline.txt"
83 83
84 84 # Install firmware config
85 85 install_readonly files/boot/config.txt "${BOOT_DIR}/config.txt"
86 86
87 87 # Setup minimal GPU memory allocation size: 16MB (no X)
88 88 if [ "$ENABLE_MINGPU" = true ] ; then
89 89 echo "gpu_mem=16" >> "${BOOT_DIR}/config.txt"
90 90 fi
91 91
92 92 # Setup boot with initramfs
93 93 if [ "$ENABLE_INITRAMFS" = true ] ; then
94 94 echo "initramfs initramfs-${KERNEL_VERSION} followkernel" >> "${BOOT_DIR}/config.txt"
95 95 fi
96 96
97 97 # Disable RPi3 Bluetooth and restore ttyAMA0 serial device
98 if [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ]; then
98 if [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; then
99 99 if [ "$ENABLE_CONSOLE" = true ] && [ "$ENABLE_UBOOT" = false ] ; then
100 100 echo "dtoverlay=pi3-disable-bt" >> "${BOOT_DIR}/config.txt"
101 101 echo "enable_uart=1" >> "${BOOT_DIR}/config.txt"
102 102 fi
103 103 fi
104 104
105 105 # Create firmware configuration and cmdline symlinks
106 106 ln -sf firmware/config.txt "${R}/boot/config.txt"
107 107 ln -sf firmware/cmdline.txt "${R}/boot/cmdline.txt"
108 108
109 109 # Install and setup kernel modules to load at boot
110 110 mkdir -p "${R}/lib/modules-load.d/"
111 111 install_readonly files/modules/rpi2.conf "${R}/lib/modules-load.d/rpi2.conf"
112 112
113 113 # Load hardware random module at boot
114 114 if [ "$ENABLE_HWRANDOM" = true ] && [ "$BUILD_KERNEL" = false ] ; then
115 115 sed -i "s/^# bcm2708_rng/bcm2708_rng/" "${R}/lib/modules-load.d/rpi2.conf"
116 116 fi
117 117
118 118 # Load sound module at boot
119 119 if [ "$ENABLE_SOUND" = true ] ; then
120 120 sed -i "s/^# snd_bcm2835/snd_bcm2835/" "${R}/lib/modules-load.d/rpi2.conf"
121 121 else
122 122 echo "dtparam=audio=off" >> "${BOOT_DIR}/config.txt"
123 123 fi
124 124
125 125 # Enable I2C interface
126 126 if [ "$ENABLE_I2C" = true ] ; then
127 127 echo "dtparam=i2c_arm=on" >> "${BOOT_DIR}/config.txt"
128 128 sed -i "s/^# i2c-bcm2708/i2c-bcm2708/" "${R}/lib/modules-load.d/rpi2.conf"
129 129 sed -i "s/^# i2c-dev/i2c-dev/" "${R}/lib/modules-load.d/rpi2.conf"
130 130 fi
131 131
132 132 # Enable SPI interface
133 133 if [ "$ENABLE_SPI" = true ] ; then
134 134 echo "dtparam=spi=on" >> "${BOOT_DIR}/config.txt"
135 135 echo "spi-bcm2708" >> "${R}/lib/modules-load.d/rpi2.conf"
136 136 if [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ]; then
137 137 sed -i "s/spi-bcm2708/spi-bcm2835/" "${R}/lib/modules-load.d/rpi2.conf"
138 138 fi
139 139 fi
140 140
141 141 # Disable RPi2/3 under-voltage warnings
142 142 if [ ! -z "$DISABLE_UNDERVOLT_WARNINGS" ] ; then
143 143 echo "avoid_warnings=${DISABLE_UNDERVOLT_WARNINGS}" >> "${BOOT_DIR}/config.txt"
144 144 fi
145 145
146 146 # Install kernel modules blacklist
147 147 mkdir -p "${ETC_DIR}/modprobe.d/"
148 148 install_readonly files/modules/raspi-blacklist.conf "${ETC_DIR}/modprobe.d/raspi-blacklist.conf"
149 149
150 150 # Install sysctl.d configuration files
151 151 install_readonly files/sysctl.d/81-rpi-vm.conf "${ETC_DIR}/sysctl.d/81-rpi-vm.conf"
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