##// END OF EJS Templates
Fix: Kernel module symlinks (untested)
drtyhlpr -
r180:376da6a50b03
parent child
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@@ -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 "${KERNEL_DIR}" "${R}/lib/modules/${KERNEL_VERSION}/build"
164 ln -sf "${KERNEL_DIR}" "${R}/lib/modules/${KERNEL_VERSION}/source"
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
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