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Raspi2-3_GenImage
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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 [ "$BUILD_KERNEL" = true ] ; then
10 10 # Setup source directory
11 11 mkdir -p "${KERNEL_DIR}"
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 "${KERNELSRC_DIR}/". "${KERNEL_DIR}"
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 "${temp_dir}/linux/"* "${KERNEL_DIR}"
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
90 89 #Switch to KERNELSRC_DIR
91 90 pushd "${KERNEL_DIR}"
92 91
93 92 # GPL v2.0
94 93 #https://github.com/sakaki-/bcmrpi3-kernel-bis/blob/master/conform_config.sh
95 if [ "$KERNEL_ZSWAP" = true ] && ( [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ) ; then
94 if [ "$KERNEL_ZSWAP" = true ] && { [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; } ; then
96 95 # enable ZSWAP support for better performance during large builds etc.
97 96 # requires activation via kernel parameter or sysfs
98 97 # see e.g. https://askubuntu.com/a/472227 for a summary of ZSWAP (vs ZRAM etc.)
99 98 # and e.g. https://wiki.archlinux.org/index.php/zswap for parameters etc.
100 99 set_kernel_config ZPOOL y
101 100 set_kernel_config ZSWAP y
102 101 set_kernel_config ZBUD y
103 102 set_kernel_config Z3FOLD y
104 103 set_kernel_config ZSMALLOC y
105 104 set_kernel_config PGTABLE_MAPPING y
106 105 fi
107 106
108 if [ "$KERNEL_VIRT" = true ] && ( [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ) ; then
107 if [ "$KERNEL_VIRT" = true ] && { [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; } ; then
109 108 # enable basic KVM support; see e.g.
110 109 # https://www.raspberrypi.org/forums/viewtopic.php?f=63&t=210546&start=25#p1300453
111 110 set_kernel_config VIRTUALIZATION y
112 111 set_kernel_config KVM y
113 112 set_kernel_config VHOST_NET m
114 113 set_kernel_config VHOST_CROSS_ENDIAN_LEGACY y
115 114 fi
116 115 #See https://github.com/raspberrypi/linux/issues/2177#issuecomment-354647406
117 116 # Netfilter kernel support
118 if [ "$KERNEL_NF" = true ] && ( [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ) ; then
117 if [ "$KERNEL_NF" = true ] && { [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; } ; then
119 118 set_kernel_config CONFIG_NETFILTER_XTABLES m
120 119 set_kernel_config CONFIG_NF_DUP_NETDEV m
121 120 set_kernel_config CONFIG_NF_NAT_SIP m
122 121 set_kernel_config CONFIG_NF_TABLES_ARP m
123 122 set_kernel_config CONFIG_NF_TABLES_BRIDGE m
124 123 set_kernel_config NF_TABLES m
125 124 set_kernel_config CONFIG_BRIDGE_EBT_BROUTE m
126 125 set_kernel_config CONFIG_BRIDGE_EBT_T_FILTER m
127 126 set_kernel_config CONFIG_BRIDGE_NF_EBTABLES m
128 127 set_kernel_config CONFIG_IP6_NF_IPTABLES m
129 128 set_kernel_config CONFIG_IP6_NF_MATCH_AH m
130 129 set_kernel_config CONFIG_IP6_NF_MATCH_EUI64 m
131 130 set_kernel_config CONFIG_IP6_NF_NAT m
132 131 set_kernel_config CONFIG_IP6_NF_TARGET_MASQUERADE m
133 132 set_kernel_config CONFIG_IP6_NF_TARGET_NPT m
134 133 set_kernel_config CONFIG_IP_SET_BITMAP_IPMAC m
135 134 set_kernel_config CONFIG_IP_SET_BITMAP_PORT m
136 135 set_kernel_config CONFIG_IP_SET_HASH_IP m
137 136 set_kernel_config CONFIG_IP_SET_HASH_IPMARK m
138 137 set_kernel_config CONFIG_IP_SET_HASH_IPPORT m
139 138 set_kernel_config CONFIG_IP_SET_HASH_IPPORTIP m
140 139 set_kernel_config CONFIG_IP_SET_HASH_IPPORTNET m
141 140 set_kernel_config CONFIG_IP_SET_HASH_MAC m
142 141 set_kernel_config CONFIG_IP_SET_HASH_NET m
143 142 set_kernel_config CONFIG_IP_SET_HASH_NETIFACE m
144 143 set_kernel_config CONFIG_IP_SET_HASH_NETNET m
145 144 set_kernel_config CONFIG_IP_SET_HASH_NETPORT m
146 145 set_kernel_config CONFIG_IP_SET_HASH_NETPORTNET m
147 146 set_kernel_config CONFIG_IP_SET_LIST_SET m
148 147 set_kernel_config CONFIG_NFT_BRIDGE_META m
149 148 set_kernel_config CONFIG_NFT_BRIDGE_REJECT m
150 149 set_kernel_config CONFIG_NFT_CHAIN_NAT_IPV4 m
151 150 set_kernel_config CONFIG_NFT_CHAIN_NAT_IPV6 m
152 151 set_kernel_config CONFIG_NFT_CHAIN_ROUTE_IPV4 m
153 152 set_kernel_config CONFIG_NFT_CHAIN_ROUTE_IPV6 m
154 153 set_kernel_config CONFIG_NFT_COMPAT m
155 154 set_kernel_config CONFIG_NFT_COUNTER m
156 155 set_kernel_config CONFIG_NFT_CT m
157 156 set_kernel_config CONFIG_NFT_DUP_IPV4 m
158 157 set_kernel_config CONFIG_NFT_DUP_IPV6 m
159 158 set_kernel_config CONFIG_NFT_DUP_NETDEV m
160 159 set_kernel_config CONFIG_NFT_EXTHDR m
161 160 set_kernel_config CONFIG_NFT_FWD_NETDEV m
162 161 set_kernel_config CONFIG_NFT_HASH m
163 162 set_kernel_config CONFIG_NFT_LIMIT m
164 163 set_kernel_config CONFIG_NFT_LOG m
165 164 set_kernel_config CONFIG_NFT_MASQ m
166 165 set_kernel_config CONFIG_NFT_MASQ_IPV4 m
167 166 set_kernel_config CONFIG_NFT_MASQ_IPV6 m
168 167 set_kernel_config CONFIG_NFT_META m
169 168 set_kernel_config CONFIG_NFT_NAT m
170 169 set_kernel_config CONFIG_NFT_NUMGEN m
171 170 set_kernel_config CONFIG_NFT_QUEUE m
172 171 set_kernel_config CONFIG_NFT_QUOTA m
173 172 set_kernel_config CONFIG_NFT_REDIR m
174 173 set_kernel_config CONFIG_NFT_REDIR_IPV4 m
175 174 set_kernel_config CONFIG_NFT_REDIR_IPV6 m
176 175 set_kernel_config CONFIG_NFT_REJECT m
177 176 set_kernel_config CONFIG_NFT_REJECT_INET m
178 177 set_kernel_config CONFIG_NFT_REJECT_IPV4 m
179 178 set_kernel_config CONFIG_NFT_REJECT_IPV6 m
180 179 set_kernel_config CONFIG_NFT_SET_HASH m
181 180 set_kernel_config CONFIG_NFT_SET_RBTREE m
182 181 set_kernel_config CONFIG_NF_CONNTRACK_IPV4 m
183 182 set_kernel_config CONFIG_NF_CONNTRACK_IPV6 m
184 183 set_kernel_config CONFIG_NF_DEFRAG_IPV4 m
185 184 set_kernel_config CONFIG_NF_DEFRAG_IPV6 m
186 185 set_kernel_config CONFIG_NF_DUP_IPV4 m
187 186 set_kernel_config CONFIG_NF_DUP_IPV6 m
188 187 set_kernel_config CONFIG_NF_LOG_BRIDGE m
189 188 set_kernel_config CONFIG_NF_LOG_IPV4 m
190 189 set_kernel_config CONFIG_NF_LOG_IPV6 m
191 190 set_kernel_config CONFIG_NF_NAT_IPV4 m
192 191 set_kernel_config CONFIG_NF_NAT_IPV6 m
193 192 set_kernel_config CONFIG_NF_NAT_MASQUERADE_IPV4 m
194 193 set_kernel_config CONFIG_NF_NAT_MASQUERADE_IPV6 m
195 194 set_kernel_config CONFIG_NF_NAT_PPTP m
196 195 set_kernel_config CONFIG_NF_NAT_PROTO_GRE m
197 196 set_kernel_config CONFIG_NF_NAT_REDIRECT m
198 197 set_kernel_config CONFIG_NF_NAT_SNMP_BASIC m
199 198 set_kernel_config CONFIG_NF_NAT_TFTP m
200 199 set_kernel_config CONFIG_NF_REJECT_IPV4 m
201 200 set_kernel_config CONFIG_NF_REJECT_IPV6 m
202 201 set_kernel_config CONFIG_NF_TABLES_INET m
203 202 set_kernel_config CONFIG_NF_TABLES_IPV4 m
204 203 set_kernel_config CONFIG_NF_TABLES_IPV6 m
205 204 set_kernel_config CONFIG_NF_TABLES_NETDEV m
206 205 set_kernel_config NETFILTER_XTABLES m
207 206 fi
208 207
209 208 #https://groups.google.com/forum/#!topic/linux.gentoo.user/_2aSc_ztGpA
210 209 #https://github.com/torvalds/linux/blob/master/init/Kconfig#L848
211 210 # Enables BPF syscall for systemd-journald
212 if [ "$KERNEL_BPF" = true ] && ( [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ) ; then
211 if [ "$KERNEL_BPF" = true ] && { [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; } ; then
213 212 set_kernel_config CONFIG_BPF_SYSCALL y
214 213 set_kernel_config CONFIG_CGROUP_BPF y
215 214 fi
216 215
217 216 #Revert to previous directory
218 217 popd
219 218
220 219 # Set kernel configuration parameters to enable qemu emulation
221 220 if [ "$ENABLE_QEMU" = true ] ; then
222 221 echo "CONFIG_FHANDLE=y" >> "${KERNEL_DIR}"/.config
223 222 echo "CONFIG_LBDAF=y" >> "${KERNEL_DIR}"/.config
224 223
225 224 if [ "$ENABLE_CRYPTFS" = true ] ; then
226 225 {
227 226 echo "CONFIG_EMBEDDED=y"
228 227 echo "CONFIG_EXPERT=y"
229 228 echo "CONFIG_DAX=y"
230 229 echo "CONFIG_MD=y"
231 230 echo "CONFIG_BLK_DEV_MD=y"
232 231 echo "CONFIG_MD_AUTODETECT=y"
233 232 echo "CONFIG_BLK_DEV_DM=y"
234 233 echo "CONFIG_BLK_DEV_DM_BUILTIN=y"
235 234 echo "CONFIG_DM_CRYPT=y"
236 235 echo "CONFIG_CRYPTO_BLKCIPHER=y"
237 236 echo "CONFIG_CRYPTO_CBC=y"
238 237 echo "CONFIG_CRYPTO_XTS=y"
239 238 echo "CONFIG_CRYPTO_SHA512=y"
240 239 echo "CONFIG_CRYPTO_MANAGER=y"
241 } >> ${KERNEL_DIR}/.config
240 } >> "${KERNEL_DIR}/.config"
242 241 fi
243 242 fi
244 243
245 244 # Copy custom kernel configuration file
246 245 if [ -n "$KERNELSRC_USRCONFIG" ] ; then
247 246 cp "$KERNELSRC_USRCONFIG" "${KERNEL_DIR}"/.config
248 247 fi
249 248
250 249 # Set kernel configuration parameters to their default values
251 250 if [ "$KERNEL_OLDDEFCONFIG" = true ] ; then
252 251 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" olddefconfig
253 252 fi
254 253
255 254 # Start menu-driven kernel configuration (interactive)
256 255 if [ "$KERNEL_MENUCONFIG" = true ] ; then
257 256 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" menuconfig
258 257 fi
259 258 fi
260 259
261 260 # Use ccache to cross compile the kernel
262 261 if [ "$KERNEL_CCACHE" = true ] ; then
263 262 cc="ccache ${CROSS_COMPILE}gcc"
264 263 else
265 264 cc="${CROSS_COMPILE}gcc"
266 265 fi
267 266
268 267 # Cross compile kernel and dtbs
269 268 make -C "${KERNEL_DIR}" -j"${KERNEL_THREADS}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" "${KERNEL_BIN_IMAGE}" dtbs
270 269
271 270 # Cross compile kernel modules
272 if [ "$(grep "CONFIG_MODULES=y" "${KERNEL_DIR}/.config")" ] ; then
271 if grep -q "CONFIG_MODULES=y" "${KERNEL_DIR}/.config" ; then
273 272 make -C "${KERNEL_DIR}" -j"${KERNEL_THREADS}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" modules
274 273 fi
275 274 fi
276 275
277 276 # Check if kernel compilation was successful
278 277 if [ ! -r "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" ] ; then
279 278 echo "error: kernel compilation failed! (kernel image not found)"
280 279 cleanup
281 280 exit 1
282 281 fi
283 282
284 283 # Install kernel modules
285 284 if [ "$ENABLE_REDUCE" = true ] ; then
286 if [ "$(grep "CONFIG_MODULES=y" "${KERNEL_DIR}/.config")" ] ; then
285 if grep -q "CONFIG_MODULES=y" "${KERNEL_DIR}/.config" ; then
287 286 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_MOD_STRIP=1 INSTALL_MOD_PATH=../../.. modules_install
288 287 fi
289 288 else
290 if [ "$(grep "CONFIG_MODULES=y" "${KERNEL_DIR}/.config")" ] ; then
289 if grep -q "CONFIG_MODULES=y" "${KERNEL_DIR}/.config" ; then
291 290 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_MOD_PATH=../../.. modules_install
292 291 fi
293 292
294 293 # Install kernel firmware
295 if [ "$(grep "^firmware_install:" "${KERNEL_DIR}/Makefile")" ] ; then
294 if grep -q "^firmware_install:" "${KERNEL_DIR}/Makefile" ; then
296 295 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_FW_PATH=../../../lib firmware_install
297 296 fi
298 297 fi
299 298
300 299 # Install kernel headers
301 300 if [ "$KERNEL_HEADERS" = true ] && [ "$KERNEL_REDUCE" = false ] ; then
302 301 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_HDR_PATH=../.. headers_install
303 302 fi
304 303 # make tar.gz kernel package - missing os bzw. modules
305 304 #** ** ** WARNING ** ** **
306 305 #Your architecture did not define any architecture-dependent files
307 306 #to be placed into the tarball. Please add those to ./scripts/package/buildtar .
308 307 # make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" targz-pkg
309 308
310 309 # Prepare boot (firmware) directory
311 310 mkdir "${BOOT_DIR}"
312 311
313 312 # Get kernel release version
314 313 KERNEL_VERSION=$(cat "${KERNEL_DIR}/include/config/kernel.release")
315 314
316 315 # Copy kernel configuration file to the boot directory
317 316 install_readonly "${KERNEL_DIR}/.config" "${R}/boot/config-${KERNEL_VERSION}"
318 317
319 318 # Prepare device tree directory
320 319 mkdir "${BOOT_DIR}/overlays"
321 320
322 321 # Ensure the proper .dtb is located
323 322 if [ "$KERNEL_ARCH" = "arm" ] ; then
324 323 for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/"*.dtb ; do
325 324 if [ -f "${dtb}" ] ; then
326 325 install_readonly "${dtb}" "${BOOT_DIR}/"
327 326 fi
328 327 done
329 328 else
330 329 for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/broadcom/"*.dtb ; do
331 330 if [ -f "${dtb}" ] ; then
332 331 install_readonly "${dtb}" "${BOOT_DIR}/"
333 332 fi
334 333 done
335 334 fi
336 335
337 336 # Copy compiled dtb device tree files
338 337 if [ -d "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays" ] ; then
339 338 for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/"*.dtb ; do
340 339 if [ -f "${dtb}" ] ; then
341 340 install_readonly "${dtb}" "${BOOT_DIR}/overlays/"
342 341 fi
343 342 done
344 343
345 344 if [ -f "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/README" ] ; then
346 345 install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/README" "${BOOT_DIR}/overlays/README"
347 346 fi
348 347 fi
349 348
350 349 if [ "$ENABLE_UBOOT" = false ] ; then
351 350 # Convert and copy kernel image to the boot directory
352 351 "${KERNEL_DIR}/scripts/mkknlimg" "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" "${BOOT_DIR}/${KERNEL_IMAGE}"
353 352 else
354 353 # Copy kernel image to the boot directory
355 354 install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" "${BOOT_DIR}/${KERNEL_IMAGE}"
356 355 fi
357 356
358 357 # Remove kernel sources
359 358 if [ "$KERNEL_REMOVESRC" = true ] ; then
360 359 rm -fr "${KERNEL_DIR}"
361 360 else
362 361 # Prepare compiled kernel modules
363 if [ "$(grep "CONFIG_MODULES=y" "${KERNEL_DIR}/.config")" ] ; then
364 if [ "$(grep "^modules_prepare:" "${KERNEL_DIR}/Makefile")" ] ; then
362 if grep -q "CONFIG_MODULES=y" "${KERNEL_DIR}/.config" ; then
363 if grep -q "^modules_prepare:" "${KERNEL_DIR}/Makefile" ; then
365 364 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" modules_prepare
366 365 fi
367 366
368 367 # Create symlinks for kernel modules
369 368 chroot_exec ln -sf /usr/src/linux "/lib/modules/${KERNEL_VERSION}/build"
370 369 chroot_exec ln -sf /usr/src/linux "/lib/modules/${KERNEL_VERSION}/source"
371 370 fi
372 371 fi
373 372
374 373 else # BUILD_KERNEL=false
375 # echo " Install precompiled kernel..."
376 # echo "error: not implemented"
377 if [ "$KERNEL_ARCH" = arm64 ] && ( [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ) ; then
374 # echo Install precompiled kernel...
375 # echo error: not implemented
376 if [ "$KERNEL_ARCH" = arm64 ] && { [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; } ; then
378 377 # Create temporary directory for dl
379 378 temp_dir=$(as_nobody mktemp -d)
380 379
381 380 # Fetch kernel dl
382 381 as_nobody wget -O "${temp_dir}"/kernel.tar.xz -c "$RPI3_64_KERNEL_URL"
383 382 #extract download
384 383 tar -xJf "${temp_dir}"/kernel.tar.xz -C "${R}"
385
386 384 # Remove temporary directory for kernel sources
387 385 rm -fr "${temp_dir}"
388
389 386 # Set permissions of the kernel sources
390 387 mkdir "${R}/boot/firmware"
391 cp -r "${R}/boot/ "${R}/boot/firmware"
388 cp -r "${R}/boot/" "${R}/boot/firmware"
392 389 chown -R root:root "${R}/boot/firmware"
393 390 chown -R root:root "${R}/lib"
394
395 391 #Create cmdline.txt
396 392 touch "${BOOT_DIR}/cmdline.txt"
397 393 fi
398 394
399 395 # Check if kernel installation was successful
400 396 KERNEL="$(ls -1 "${R}"/boot/kernel* | sort | tail -n 1)"
401 397 if [ -z "$KERNEL" ] ; then
402 398 echo "error: kernel installation failed! (/boot/kernel* not found)"
403 399 cleanup
404 400 exit 1
405 401 fi
406
407 402 fi
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@@ -1,29 +1,29
1 1 #
2 2 # Setup users and security settings
3 3 #
4 4
5 5 # Load utility functions
6 6 . ./functions.sh
7 7
8 8 # Generate crypt(3) password string
9 9 ENCRYPTED_PASSWORD=$(mkpasswd -m sha-512 "${PASSWORD}")
10 10 ENCRYPTED_USER_PASSWORD=$(mkpasswd -m sha-512 "${USER_PASSWORD}")
11 11
12 12 # Setup default user
13 13 if [ "$ENABLE_USER" = true ] ; then
14 chroot_exec adduser --gecos $USER_NAME --add_extra_groups --disabled-password $USER_NAME
15 chroot_exec usermod -a -G sudo -p "${ENCRYPTED_USER_PASSWORD}" $USER_NAME
14 chroot_exec adduser --gecos "$USER_NAME" --add_extra_groups --disabled-password "$USER_NAME"
15 chroot_exec usermod -a -G sudo -p "${ENCRYPTED_USER_PASSWORD}" "$USER_NAME"
16 16 fi
17 17
18 18 # Setup root password or not
19 19 if [ "$ENABLE_ROOT" = true ] ; then
20 20 chroot_exec usermod -p "${ENCRYPTED_PASSWORD}" root
21 21 else
22 22 # Set no root password to disable root login
23 23 chroot_exec usermod -p \'!\' root
24 24 fi
25 25
26 26 # Enable serial console systemd style
27 27 if [ "$ENABLE_CONSOLE" = true ] ; then
28 28 chroot_exec systemctl enable serial-getty\@ttyAMA0.service
29 29 fi
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@@ -1,103 +1,105
1 1 #
2 2 # Build and Setup U-Boot
3 3 #
4 4
5 5 # Load utility functions
6 6 . ./functions.sh
7 7
8 8 # Fetch and build U-Boot bootloader
9 9 if [ "$ENABLE_UBOOT" = true ] ; then
10 10 # Install c/c++ build environment inside the chroot
11 11 chroot_install_cc
12 12
13 13 # Copy existing U-Boot sources into chroot directory
14 14 if [ -n "$UBOOTSRC_DIR" ] && [ -d "$UBOOTSRC_DIR" ] ; then
15 15 # Copy local U-Boot sources
16 16 cp -r "${UBOOTSRC_DIR}" "${R}/tmp"
17 17 else
18 18 # Create temporary directory for U-Boot sources
19 19 temp_dir=$(as_nobody mktemp -d)
20 20
21 21 # Fetch U-Boot sources
22 22 as_nobody git -C "${temp_dir}" clone "${UBOOT_URL}"
23 23
24 24 # Copy downloaded U-Boot sources
25 25 mv "${temp_dir}/u-boot" "${R}/tmp/"
26 26
27 27 # Set permissions of the U-Boot sources
28 28 chown -R root:root "${R}/tmp/u-boot"
29 29
30 30 # Remove temporary directory for U-Boot sources
31 31 rm -fr "${temp_dir}"
32 32 fi
33 33
34 34 # Build and install U-Boot inside chroot
35 35 chroot_exec make -j"${KERNEL_THREADS}" -C /tmp/u-boot/ "${UBOOT_CONFIG}" all
36 36
37 37 # Copy compiled bootloader binary and set config.txt to load it
38 38 install_exec "${R}/tmp/u-boot/tools/mkimage" "${R}/usr/sbin/mkimage"
39 39 install_readonly "${R}/tmp/u-boot/u-boot.bin" "${BOOT_DIR}/u-boot.bin"
40 40 printf "\n# boot u-boot kernel\nkernel=u-boot.bin\n" >> "${BOOT_DIR}/config.txt"
41 41
42 42 # Install and setup U-Boot command file
43 43 install_readonly files/boot/uboot.mkimage "${BOOT_DIR}/uboot.mkimage"
44 printf "# Set the kernel boot command line\nsetenv bootargs \"earlyprintk ${CMDLINE}\"\n\n$(cat ${BOOT_DIR}/uboot.mkimage)" > "${BOOT_DIR}/uboot.mkimage"
44 printf "# Set the kernel boot command line\nsetenv bootargs \"earlyprintk ${CMDLINE}\"\n\n$(cat "${BOOT_DIR}"/uboot.mkimage)" > "${BOOT_DIR}/uboot.mkimage"
45 45
46 46 if [ "$ENABLE_INITRAMFS" = true ] ; then
47 47 # Convert generated initramfs for U-Boot using mkimage
48 48 chroot_exec /usr/sbin/mkimage -A "${KERNEL_ARCH}" -T ramdisk -C none -n "initramfs-${KERNEL_VERSION}" -d "/boot/firmware/initramfs-${KERNEL_VERSION}" "/boot/firmware/initramfs-${KERNEL_VERSION}.uboot"
49 49
50 50 # Remove original initramfs file
51 51 rm -f "${BOOT_DIR}/initramfs-${KERNEL_VERSION}"
52 52
53 53 # Configure U-Boot to load generated initramfs
54 printf "# Set initramfs file\nsetenv initramfs initramfs-${KERNEL_VERSION}.uboot\n\n$(cat ${BOOT_DIR}/uboot.mkimage)" > "${BOOT_DIR}/uboot.mkimage"
54 printf "# Set initramfs file\nsetenv initramfs initramfs-${KERNEL_VERSION}.uboot\n\n$(cat "${BOOT_DIR}"/uboot.mkimage)" > "${BOOT_DIR}/uboot.mkimage"
55 55 printf "\nbootz \${kernel_addr_r} \${ramdisk_addr_r} \${fdt_addr_r}" >> "${BOOT_DIR}/uboot.mkimage"
56 56 else # ENABLE_INITRAMFS=false
57 57 # Remove initramfs from U-Boot mkfile
58 58 sed -i '/.*initramfs.*/d' "${BOOT_DIR}/uboot.mkimage"
59 59
60 60 if [ "$BUILD_KERNEL" = false ] ; then
61 61 # Remove dtbfile from U-Boot mkfile
62 62 sed -i '/.*dtbfile.*/d' "${BOOT_DIR}/uboot.mkimage"
63 63 printf "\nbootz \${kernel_addr_r}" >> "${BOOT_DIR}/uboot.mkimage"
64 64 else
65 65 printf "\nbootz \${kernel_addr_r} - \${fdt_addr_r}" >> "${BOOT_DIR}/uboot.mkimage"
66 66 fi
67 67 fi
68 68
69 69 if [ "$SET_ARCH" = 64 ] ; then
70 70 echo "Setting up config.txt to boot 64bit uboot"
71 {
72 printf "\n# 64bit-mode"
73 printf "\n# arm_control=0x200 is deprecated https://www.raspberrypi.org/documentation/configuration/config-txt/misc.md"
74 printf "\narm_64bit=1"
75 } >> "${BOOT_DIR}/config.txt"
71 76
72 printf "\n# 64bit-mode" >> "${BOOT_DIR}/config.txt"
73 printf "\n# arm_control=0x200 is deprecated https://www.raspberrypi.org/documentation/configuration/config-txt/misc.md" >> "${BOOT_DIR}/config.txt"
74 printf "\narm_64bit=1" >> "${BOOT_DIR}/config.txt"
75 77 #in 64bit uboot booti is used instead of bootz [like in KERNEL_BIN_IMAGE=zImage (armv7)|| Image(armv8)]
76 78 sed -i "s|bootz|booti|g" "${BOOT_DIR}/uboot.mkimage"
77 79 fi
78 80
79 81 # instead of sd, boot from usb device
80 82 if [ "$ENABLE_UBOOTUSB" = true ] ; then
81 83 sed -i "s|mmc|usb|g" "${BOOT_DIR}/uboot.mkimage"
82 84 fi
83 85
84 86 # Set mkfile to use the correct dtb file
85 87 sed -i "s/^\(setenv dtbfile \).*/\1${DTB_FILE}/" "${BOOT_DIR}/uboot.mkimage"
86 88
87 89 # Set mkfile to use the correct mach id
88 90 if [ "$ENABLE_QEMU" = true ] ; then
89 91 sed -i "s/^\(setenv machid \).*/\10x000008e0/" "${BOOT_DIR}/uboot.mkimage"
90 92 fi
91 93
92 94 # Set mkfile to use kernel image
93 95 sed -i "s/^\(fatload mmc 0:1 \${kernel_addr_r} \).*/\1${KERNEL_IMAGE}/" "${BOOT_DIR}/uboot.mkimage"
94 96
95 97 # Remove all leading blank lines
96 98 sed -i "/./,\$!d" "${BOOT_DIR}/uboot.mkimage"
97 99
98 100 # Generate U-Boot bootloader image
99 101 chroot_exec /usr/sbin/mkimage -A "${KERNEL_ARCH}" -O linux -T script -C none -a 0x00000000 -e 0x00000000 -n "RPi${RPI_MODEL}" -d /boot/firmware/uboot.mkimage /boot/firmware/boot.scr
100 102
101 103 # Remove U-Boot sources
102 104 rm -fr "${R}/tmp/u-boot"
103 105 fi
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