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Raspi2-3_GenImage
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Cloner depuis https://github.com/drtyhlpr/rpi23-gen-image.git

Added variables to allow differnt branches and arm64.
Bobberty -
r147:adc03cfd3fe2
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1 #
1 #
2 # Build and Setup RPi2/3 Kernel
2 # Build and Setup RPi2/3 Kernel
3 #
3 #
4
4
5 # Load utility functions
5 # Load utility functions
6 . ./functions.sh
6 . ./functions.sh
7
7
8 # Fetch and build latest raspberry kernel
8 # Fetch and build latest raspberry kernel
9 if [ "$BUILD_KERNEL" = true ] ; then
9 if [ "$BUILD_KERNEL" = true ] ; then
10 # Setup source directory
10 # Setup source directory
11 mkdir -p "${R}/usr/src"
11 mkdir -p "${R}/usr/src"
12
12
13 # Copy existing kernel sources into chroot directory
13 # Copy existing kernel sources into chroot directory
14 if [ -n "$KERNELSRC_DIR" ] && [ -d "$KERNELSRC_DIR" ] ; then
14 if [ -n "$KERNELSRC_DIR" ] && [ -d "$KERNELSRC_DIR" ] ; then
15 # Copy kernel sources
15 # Copy kernel sources
16 cp -r "${KERNELSRC_DIR}" "${R}/usr/src"
16 cp -r "${KERNELSRC_DIR}" "${R}/usr/src"
17
17
18 # Clean the kernel sources
18 # Clean the kernel sources
19 if [ "$KERNELSRC_CLEAN" = true ] && [ "$KERNELSRC_PREBUILT" = false ] ; then
19 if [ "$KERNELSRC_CLEAN" = true ] && [ "$KERNELSRC_PREBUILT" = false ] ; then
20 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" mrproper
20 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" mrproper
21 fi
21 fi
22 else # KERNELSRC_DIR=""
22 else # KERNELSRC_DIR=""
23 # Create temporary directory for kernel sources
23 # Create temporary directory for kernel sources
24 temp_dir=$(sudo -u nobody mktemp -d)
24 temp_dir=$(sudo -u nobody mktemp -d)
25
25
26 # Fetch current RPi2/3 kernel sources
26 # Fetch current RPi2/3 kernel sources
27 if [ -z "${KERNEL_BRANCH}" ] ; then
27 sudo -u nobody git -C "${temp_dir}" clone --depth=1 "${KERNEL_URL}"
28 sudo -u nobody git -C "${temp_dir}" clone --depth=1 "${KERNEL_URL}"
29 else
30 sudo -u nobody git -C "${temp_dir}" clone --depth=1 --branch "${KERNEL_BRANCH}" "${KERNEL_URL}"
31 fi
28
32
29 # Copy downloaded kernel sources
33 # Copy downloaded kernel sources
30 mv "${temp_dir}/linux" "${R}/usr/src/"
34 mv "${temp_dir}/linux" "${R}/usr/src/"
31
35
32 # Remove temporary directory for kernel sources
36 # Remove temporary directory for kernel sources
33 rm -fr "${temp_dir}"
37 rm -fr "${temp_dir}"
34
38
35 # Set permissions of the kernel sources
39 # Set permissions of the kernel sources
36 chown -R root:root "${R}/usr/src"
40 chown -R root:root "${R}/usr/src"
37 fi
41 fi
38
42
39 # Calculate optimal number of kernel building threads
43 # Calculate optimal number of kernel building threads
40 if [ "$KERNEL_THREADS" = "1" ] && [ -r /proc/cpuinfo ] ; then
44 if [ "$KERNEL_THREADS" = "1" ] && [ -r /proc/cpuinfo ] ; then
41 KERNEL_THREADS=$(grep -c processor /proc/cpuinfo)
45 KERNEL_THREADS=$(grep -c processor /proc/cpuinfo)
42 fi
46 fi
43
47
44 # Configure and build kernel
48 # Configure and build kernel
45 if [ "$KERNELSRC_PREBUILT" = false ] ; then
49 if [ "$KERNELSRC_PREBUILT" = false ] ; then
46 # Remove device, network and filesystem drivers from kernel configuration
50 # Remove device, network and filesystem drivers from kernel configuration
47 if [ "$KERNEL_REDUCE" = true ] ; then
51 if [ "$KERNEL_REDUCE" = true ] ; then
48 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" "${KERNEL_DEFCONFIG}"
52 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" "${KERNEL_DEFCONFIG}"
49 sed -i\
53 sed -i\
50 -e "s/\(^CONFIG_SND.*\=\).*/\1n/"\
54 -e "s/\(^CONFIG_SND.*\=\).*/\1n/"\
51 -e "s/\(^CONFIG_SOUND.*\=\).*/\1n/"\
55 -e "s/\(^CONFIG_SOUND.*\=\).*/\1n/"\
52 -e "s/\(^CONFIG_AC97.*\=\).*/\1n/"\
56 -e "s/\(^CONFIG_AC97.*\=\).*/\1n/"\
53 -e "s/\(^CONFIG_VIDEO_.*\=\).*/\1n/"\
57 -e "s/\(^CONFIG_VIDEO_.*\=\).*/\1n/"\
54 -e "s/\(^CONFIG_MEDIA_TUNER.*\=\).*/\1n/"\
58 -e "s/\(^CONFIG_MEDIA_TUNER.*\=\).*/\1n/"\
55 -e "s/\(^CONFIG_DVB.*\=\)[ym]/\1n/"\
59 -e "s/\(^CONFIG_DVB.*\=\)[ym]/\1n/"\
56 -e "s/\(^CONFIG_REISERFS.*\=\).*/\1n/"\
60 -e "s/\(^CONFIG_REISERFS.*\=\).*/\1n/"\
57 -e "s/\(^CONFIG_JFS.*\=\).*/\1n/"\
61 -e "s/\(^CONFIG_JFS.*\=\).*/\1n/"\
58 -e "s/\(^CONFIG_XFS.*\=\).*/\1n/"\
62 -e "s/\(^CONFIG_XFS.*\=\).*/\1n/"\
59 -e "s/\(^CONFIG_GFS2.*\=\).*/\1n/"\
63 -e "s/\(^CONFIG_GFS2.*\=\).*/\1n/"\
60 -e "s/\(^CONFIG_OCFS2.*\=\).*/\1n/"\
64 -e "s/\(^CONFIG_OCFS2.*\=\).*/\1n/"\
61 -e "s/\(^CONFIG_BTRFS.*\=\).*/\1n/"\
65 -e "s/\(^CONFIG_BTRFS.*\=\).*/\1n/"\
62 -e "s/\(^CONFIG_HFS.*\=\).*/\1n/"\
66 -e "s/\(^CONFIG_HFS.*\=\).*/\1n/"\
63 -e "s/\(^CONFIG_JFFS2.*\=\)[ym]/\1n/"\
67 -e "s/\(^CONFIG_JFFS2.*\=\)[ym]/\1n/"\
64 -e "s/\(^CONFIG_UBIFS.*\=\).*/\1n/"\
68 -e "s/\(^CONFIG_UBIFS.*\=\).*/\1n/"\
65 -e "s/\(^CONFIG_SQUASHFS.*\=\)[ym]/\1n/"\
69 -e "s/\(^CONFIG_SQUASHFS.*\=\)[ym]/\1n/"\
66 -e "s/\(^CONFIG_W1.*\=\)[ym]/\1n/"\
70 -e "s/\(^CONFIG_W1.*\=\)[ym]/\1n/"\
67 -e "s/\(^CONFIG_HAMRADIO.*\=\).*/\1n/"\
71 -e "s/\(^CONFIG_HAMRADIO.*\=\).*/\1n/"\
68 -e "s/\(^CONFIG_CAN.*\=\).*/\1n/"\
72 -e "s/\(^CONFIG_CAN.*\=\).*/\1n/"\
69 -e "s/\(^CONFIG_IRDA.*\=\).*/\1n/"\
73 -e "s/\(^CONFIG_IRDA.*\=\).*/\1n/"\
70 -e "s/\(^CONFIG_BT_.*\=\).*/\1n/"\
74 -e "s/\(^CONFIG_BT_.*\=\).*/\1n/"\
71 -e "s/\(^CONFIG_WIMAX.*\=\)[ym]/\1n/"\
75 -e "s/\(^CONFIG_WIMAX.*\=\)[ym]/\1n/"\
72 -e "s/\(^CONFIG_6LOWPAN.*\=\).*/\1n/"\
76 -e "s/\(^CONFIG_6LOWPAN.*\=\).*/\1n/"\
73 -e "s/\(^CONFIG_IEEE802154.*\=\).*/\1n/"\
77 -e "s/\(^CONFIG_IEEE802154.*\=\).*/\1n/"\
74 -e "s/\(^CONFIG_NFC.*\=\).*/\1n/"\
78 -e "s/\(^CONFIG_NFC.*\=\).*/\1n/"\
75 -e "s/\(^CONFIG_FB_TFT=.*\=\).*/\1n/"\
79 -e "s/\(^CONFIG_FB_TFT=.*\=\).*/\1n/"\
76 -e "s/\(^CONFIG_TOUCHSCREEN.*\=\).*/\1n/"\
80 -e "s/\(^CONFIG_TOUCHSCREEN.*\=\).*/\1n/"\
77 -e "s/\(^CONFIG_USB_GSPCA_.*\=\).*/\1n/"\
81 -e "s/\(^CONFIG_USB_GSPCA_.*\=\).*/\1n/"\
78 -e "s/\(^CONFIG_DRM.*\=\).*/\1n/"\
82 -e "s/\(^CONFIG_DRM.*\=\).*/\1n/"\
79 "${KERNEL_DIR}/.config"
83 "${KERNEL_DIR}/.config"
80 fi
84 fi
81
85
82 if [ "$KERNELSRC_CONFIG" = true ] ; then
86 if [ "$KERNELSRC_CONFIG" = true ] ; then
83 # Load default raspberry kernel configuration
87 # Load default raspberry kernel configuration
84 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" "${KERNEL_DEFCONFIG}"
88 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" "${KERNEL_DEFCONFIG}"
85
89
86 if [ ! -z "$KERNELSRC_USRCONFIG" ] ; then
90 if [ ! -z "$KERNELSRC_USRCONFIG" ] ; then
87 cp $KERNELSRC_USRCONFIG ${KERNEL_DIR}/.config
91 cp $KERNELSRC_USRCONFIG ${KERNEL_DIR}/.config
88 fi
92 fi
89
93
90 # Start menu-driven kernel configuration (interactive)
94 # Start menu-driven kernel configuration (interactive)
91 if [ "$KERNEL_MENUCONFIG" = true ] ; then
95 if [ "$KERNEL_MENUCONFIG" = true ] ; then
92 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" menuconfig
96 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" menuconfig
93 fi
97 fi
94 fi
98 fi
95
99
96 # Cross compile kernel and modules
100 # Cross compile kernel and modules
97 make -C "${KERNEL_DIR}" -j${KERNEL_THREADS} ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" zImage modules dtbs
101 make -C "${KERNEL_DIR}" -j${KERNEL_THREADS} ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" "${KERNEL_BIN_IMAGE}" modules dtbs
98 fi
102 fi
99
103
100 # Check if kernel compilation was successful
104 # Check if kernel compilation was successful
101 if [ ! -r "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/zImage" ] ; then
105 if [ ! -r "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" ] ; then
102 echo "error: kernel compilation failed! (zImage not found)"
106 echo "error: kernel compilation failed! (kernel image not found)"
103 cleanup
107 cleanup
104 exit 1
108 exit 1
105 fi
109 fi
106
110
107 # Install kernel modules
111 # Install kernel modules
108 if [ "$ENABLE_REDUCE" = true ] ; then
112 if [ "$ENABLE_REDUCE" = true ] ; then
109 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_MOD_STRIP=1 INSTALL_MOD_PATH=../../.. modules_install
113 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_MOD_STRIP=1 INSTALL_MOD_PATH=../../.. modules_install
110 else
114 else
111 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_MOD_PATH=../../.. modules_install
115 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_MOD_PATH=../../.. modules_install
112
116
113 # Install kernel firmware
117 # Install kernel firmware
114 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_FW_PATH=../../../lib firmware_install
118 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_FW_PATH=../../../lib firmware_install
115 fi
119 fi
116
120
117 # Install kernel headers
121 # Install kernel headers
118 if [ "$KERNEL_HEADERS" = true ] && [ "$KERNEL_REDUCE" = false ] ; then
122 if [ "$KERNEL_HEADERS" = true ] && [ "$KERNEL_REDUCE" = false ] ; then
119 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_HDR_PATH=../.. headers_install
123 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_HDR_PATH=../.. headers_install
120 fi
124 fi
121
125
122 # Prepare boot (firmware) directory
126 # Prepare boot (firmware) directory
123 mkdir "${BOOT_DIR}"
127 mkdir "${BOOT_DIR}"
124
128
125 # Get kernel release version
129 # Get kernel release version
126 KERNEL_VERSION=`cat "${KERNEL_DIR}/include/config/kernel.release"`
130 KERNEL_VERSION=`cat "${KERNEL_DIR}/include/config/kernel.release"`
127
131
128 # Copy kernel configuration file to the boot directory
132 # Copy kernel configuration file to the boot directory
129 install_readonly "${KERNEL_DIR}/.config" "${R}/boot/config-${KERNEL_VERSION}"
133 install_readonly "${KERNEL_DIR}/.config" "${R}/boot/config-${KERNEL_VERSION}"
130
134
131 # Copy dts and dtb device tree sources and binaries
135 # Copy dts and dtb device tree sources and binaries
132 mkdir "${BOOT_DIR}/overlays"
136 mkdir "${BOOT_DIR}/overlays"
137
138 # Ensure the proper .dtb is located
139 if [ "$KERNEL_ARCH" = "arm" ] ; then
133 install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/"*.dtb "${BOOT_DIR}/"
140 install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/"*.dtb "${BOOT_DIR}/"
141 else
142 install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/broadcom/"*.dtb "${BOOT_DIR}/"
143 fi
144
134 install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/"*.dtb* "${BOOT_DIR}/overlays/"
145 install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/"*.dtb* "${BOOT_DIR}/overlays/"
135 install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/README" "${BOOT_DIR}/overlays/README"
146 install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/README" "${BOOT_DIR}/overlays/README"
136
147
137 if [ "$ENABLE_UBOOT" = false ] ; then
148 if [ "$ENABLE_UBOOT" = false ] ; then
138 # Convert and copy zImage kernel to the boot directory
149 # Convert and copy kernel image to the boot directory
139 "${KERNEL_DIR}/scripts/mkknlimg" "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/zImage" "${BOOT_DIR}/${KERNEL_IMAGE}"
150 "${KERNEL_DIR}/scripts/mkknlimg" "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" "${BOOT_DIR}/${KERNEL_IMAGE}"
140 else
151 else
141 # Copy zImage kernel to the boot directory
152 # Copy kernel image to the boot directory
142 install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/zImage" "${BOOT_DIR}/${KERNEL_IMAGE}"
153 install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" "${BOOT_DIR}/${KERNEL_IMAGE}"
143 fi
154 fi
144
155
145 # Remove kernel sources
156 # Remove kernel sources
146 if [ "$KERNEL_REMOVESRC" = true ] ; then
157 if [ "$KERNEL_REMOVESRC" = true ] ; then
147 rm -fr "${KERNEL_DIR}"
158 rm -fr "${KERNEL_DIR}"
148 else
159 else
149 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" modules_prepare
160 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" modules_prepare
150
161
151 # Create symlinks for kernel modules
162 # Create symlinks for kernel modules
152 ln -sf "${KERNEL_DIR}" "${R}/lib/modules/${KERNEL_VERSION}/build"
163 ln -sf "${KERNEL_DIR}" "${R}/lib/modules/${KERNEL_VERSION}/build"
153 ln -sf "${KERNEL_DIR}" "${R}/lib/modules/${KERNEL_VERSION}/source"
164 ln -sf "${KERNEL_DIR}" "${R}/lib/modules/${KERNEL_VERSION}/source"
154 fi
165 fi
155
166
156 else # BUILD_KERNEL=false
167 else # BUILD_KERNEL=false
157 # Kernel installation
168 # Kernel installation
158 chroot_exec apt-get -qq -y --no-install-recommends install linux-image-"${COLLABORA_KERNEL}" raspberrypi-bootloader-nokernel
169 chroot_exec apt-get -qq -y --no-install-recommends install linux-image-"${COLLABORA_KERNEL}" raspberrypi-bootloader-nokernel
159
170
160 # Install flash-kernel last so it doesn't try (and fail) to detect the platform in the chroot
171 # Install flash-kernel last so it doesn't try (and fail) to detect the platform in the chroot
161 chroot_exec apt-get -qq -y install flash-kernel
172 chroot_exec apt-get -qq -y install flash-kernel
162
173
163 # Check if kernel installation was successful
174 # Check if kernel installation was successful
164 VMLINUZ="$(ls -1 ${R}/boot/vmlinuz-* | sort | tail -n 1)"
175 VMLINUZ="$(ls -1 ${R}/boot/vmlinuz-* | sort | tail -n 1)"
165 if [ -z "$VMLINUZ" ] ; then
176 if [ -z "$VMLINUZ" ] ; then
166 echo "error: kernel installation failed! (/boot/vmlinuz-* not found)"
177 echo "error: kernel installation failed! (/boot/vmlinuz-* not found)"
167 cleanup
178 cleanup
168 exit 1
179 exit 1
169 fi
180 fi
170 # Copy vmlinuz kernel to the boot directory
171 install_readonly "${VMLINUZ}" "${BOOT_DIR}/${KERNEL_IMAGE}"
172 fi
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