| @@ -1,183 +1,183 | |||
|
|
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" |
|
|
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 |
|
|
16 | 16 | cp -r "${KERNELSRC_DIR}" "${R}/usr/src" |
|
|
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 "${KERNEL_BRANCH}" ] ; then |
|
|
28 | 28 | as_nobody -u nobody git -C "${temp_dir}" clone --depth=1 "${KERNEL_URL}" |
|
|
29 | 29 | else |
|
|
30 | 30 | as_nobody -u nobody git -C "${temp_dir}" clone --depth=1 --branch "${KERNEL_BRANCH}" "${KERNEL_URL}" |
|
|
31 | 31 | fi |
|
|
32 | 32 | |
|
|
33 | 33 | # Copy downloaded kernel sources |
|
|
34 | 34 | mv "${temp_dir}/linux" "${R}/usr/src/" |
|
|
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 | if [ ! -z "$KERNELSRC_USRCONFIG" ] ; then |
|
|
91 | 91 | cp $KERNELSRC_USRCONFIG ${KERNEL_DIR}/.config |
|
|
92 | 92 | fi |
|
|
93 | 93 | |
|
|
94 | 94 | # Start menu-driven kernel configuration (interactive) |
|
|
95 | 95 | if [ "$KERNEL_MENUCONFIG" = true ] ; then |
|
|
96 | 96 | make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" menuconfig |
|
|
97 | 97 | fi |
|
|
98 | 98 | fi |
|
|
99 | 99 | |
|
|
100 | 100 | # Cross compile kernel and modules |
|
|
101 | 101 | make -C "${KERNEL_DIR}" -j${KERNEL_THREADS} ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" "${KERNEL_BIN_IMAGE}" modules dtbs |
|
|
102 | 102 | fi |
|
|
103 | 103 | |
|
|
104 | 104 | # Check if kernel compilation was successful |
|
|
105 | 105 | if [ ! -r "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" ] ; then |
|
|
106 | 106 | echo "error: kernel compilation failed! (kernel image not found)" |
|
|
107 | 107 | cleanup |
|
|
108 | 108 | exit 1 |
|
|
109 | 109 | fi |
|
|
110 | 110 | |
|
|
111 | 111 | # Install kernel modules |
|
|
112 | 112 | if [ "$ENABLE_REDUCE" = true ] ; then |
|
|
113 | 113 | make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_MOD_STRIP=1 INSTALL_MOD_PATH=../../.. modules_install |
|
|
114 | 114 | else |
|
|
115 | 115 | make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_MOD_PATH=../../.. modules_install |
|
|
116 | 116 | |
|
|
117 | 117 | # Install kernel firmware |
|
|
118 | 118 | make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_FW_PATH=../../../lib firmware_install |
|
|
119 | 119 | fi |
|
|
120 | 120 | |
|
|
121 | 121 | # Install kernel headers |
|
|
122 | 122 | if [ "$KERNEL_HEADERS" = true ] && [ "$KERNEL_REDUCE" = false ] ; then |
|
|
123 | 123 | make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_HDR_PATH=../.. headers_install |
|
|
124 | 124 | fi |
|
|
125 | 125 | |
|
|
126 | 126 | # Prepare boot (firmware) directory |
|
|
127 | 127 | mkdir "${BOOT_DIR}" |
|
|
128 | 128 | |
|
|
129 | 129 | # Get kernel release version |
|
|
130 | 130 | KERNEL_VERSION=`cat "${KERNEL_DIR}/include/config/kernel.release"` |
|
|
131 | 131 | |
|
|
132 | 132 | # Copy kernel configuration file to the boot directory |
|
|
133 | 133 | install_readonly "${KERNEL_DIR}/.config" "${R}/boot/config-${KERNEL_VERSION}" |
|
|
134 | 134 | |
|
|
135 | 135 | # Copy dts and dtb device tree sources and binaries |
|
|
136 | 136 | mkdir "${BOOT_DIR}/overlays" |
|
|
137 | 137 | |
|
|
138 | 138 | # Ensure the proper .dtb is located |
|
|
139 | 139 | if [ "$KERNEL_ARCH" = "arm" ] ; then |
|
|
140 | 140 | install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/"*.dtb "${BOOT_DIR}/" |
|
|
141 | 141 | else |
|
|
142 | 142 | install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/broadcom/"*.dtb "${BOOT_DIR}/" |
|
|
143 | 143 | fi |
|
|
144 | 144 | |
|
|
145 | 145 | install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/"*.dtb* "${BOOT_DIR}/overlays/" |
|
|
146 | 146 | install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/README" "${BOOT_DIR}/overlays/README" |
|
|
147 | 147 | |
|
|
148 | 148 | if [ "$ENABLE_UBOOT" = false ] ; then |
|
|
149 | 149 | # Convert and copy kernel image to the boot directory |
|
|
150 | 150 | "${KERNEL_DIR}/scripts/mkknlimg" "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" "${BOOT_DIR}/${KERNEL_IMAGE}" |
|
|
151 | 151 | else |
|
|
152 | 152 | # Copy kernel image to the boot directory |
|
|
153 | 153 | install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" "${BOOT_DIR}/${KERNEL_IMAGE}" |
|
|
154 | 154 | fi |
|
|
155 | 155 | |
|
|
156 | 156 | # Remove kernel sources |
|
|
157 | 157 | if [ "$KERNEL_REMOVESRC" = true ] ; then |
|
|
158 | 158 | rm -fr "${KERNEL_DIR}" |
|
|
159 | 159 | else |
|
|
160 | 160 | make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" modules_prepare |
|
|
161 | 161 | |
|
|
162 | 162 | # Create symlinks for kernel modules |
|
|
163 |
ln -sf |
|
|
|
164 |
ln -sf |
|
|
|
163 | chroot_exec ln -sf /usr/src/linux "/lib/modules/${KERNEL_VERSION}/build" | |
|
|
164 | chroot_exec ln -sf /usr/src/linux "/lib/modules/${KERNEL_VERSION}/source" | |
|
|
165 | 165 | fi |
|
|
166 | 166 | |
|
|
167 | 167 | else # BUILD_KERNEL=false |
|
|
168 | 168 | # Kernel installation |
|
|
169 | 169 | chroot_exec apt-get -qq -y --no-install-recommends install linux-image-"${COLLABORA_KERNEL}" raspberrypi-bootloader-nokernel |
|
|
170 | 170 | |
|
|
171 | 171 | # Install flash-kernel last so it doesn't try (and fail) to detect the platform in the chroot |
|
|
172 | 172 | chroot_exec apt-get -qq -y install flash-kernel |
|
|
173 | 173 | |
|
|
174 | 174 | # Check if kernel installation was successful |
|
|
175 | 175 | VMLINUZ="$(ls -1 ${R}/boot/vmlinuz-* | sort | tail -n 1)" |
|
|
176 | 176 | if [ -z "$VMLINUZ" ] ; then |
|
|
177 | 177 | echo "error: kernel installation failed! (/boot/vmlinuz-* not found)" |
|
|
178 | 178 | cleanup |
|
|
179 | 179 | exit 1 |
|
|
180 | 180 | fi |
|
|
181 | 181 | # Copy vmlinuz kernel to the boot directory |
|
|
182 | 182 | install_readonly "${VMLINUZ}" "${BOOT_DIR}/${KERNEL_IMAGE}" |
|
|
183 | 183 | fi |
General Comments 0
Vous devez vous connecter pour laisser un commentaire.
Se connecter maintenant
