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Raspi2-3_GenImage
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function call fixed
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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 # Need to use kali kernel src if nexmon is enabled
9 9 if [ "$ENABLE_NEXMON" = true ] ; then
10 10 KERNEL_URL="${KALI_KERNEL_URL}"
11 11 # Clear Branch and KernelSRC_DIR if using nexmon. Everyone will forget to clone kali kernel instead of nomrla kernel
12 12 KERNEL_BRANCH=""
13 13 KERNELSRC_DIR=""
14 14 fi
15 15
16 16 # Fetch and build latest raspberry kernel
17 17 if [ "$BUILD_KERNEL" = true ] ; then
18 18 # Setup source directory
19 19 mkdir -p "${KERNEL_DIR}"
20 20
21 21 # Copy existing kernel sources into chroot directory
22 22 if [ -n "$KERNELSRC_DIR" ] && [ -d "$KERNELSRC_DIR" ] ; then
23 23 # Copy kernel sources and include hidden files
24 24 cp -r "${KERNELSRC_DIR}/". "${KERNEL_DIR}"
25 25
26 26 # Clean the kernel sources
27 27 if [ "$KERNELSRC_CLEAN" = true ] && [ "$KERNELSRC_PREBUILT" = false ] ; then
28 28 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" mrproper
29 29 fi
30 30 else # KERNELSRC_DIR=""
31 31 # Create temporary directory for kernel sources
32 32 temp_dir=$(as_nobody mktemp -d)
33 33
34 34 # Fetch current RPi2/3 kernel sources
35 35 if [ -z "${KERNEL_BRANCH}" ] ; then
36 36 as_nobody -H git -C "${temp_dir}" clone --depth=1 "${KERNEL_URL}" linux
37 37 else
38 38 as_nobody -H git -C "${temp_dir}" clone --depth=1 --branch "${KERNEL_BRANCH}" "${KERNEL_URL}" linux
39 39 fi
40 40
41 41 # Copy downloaded kernel sources
42 42 cp -r "${temp_dir}/linux/"* "${KERNEL_DIR}"
43 43
44 44 # Remove temporary directory for kernel sources
45 45 rm -fr "${temp_dir}"
46 46
47 47 # Set permissions of the kernel sources
48 48 chown -R root:root "${R}/usr/src"
49 49 fi
50 50
51 51 # Calculate optimal number of kernel building threads
52 52 if [ "$KERNEL_THREADS" = "1" ] && [ -r /proc/cpuinfo ] ; then
53 53 KERNEL_THREADS=$(grep -c processor /proc/cpuinfo)
54 54 fi
55 55
56 56 # Configure and build kernel
57 57 if [ "$KERNELSRC_PREBUILT" = false ] ; then
58 58 # Remove device, network and filesystem drivers from kernel configuration
59 59 if [ "$KERNEL_REDUCE" = true ] ; then
60 60 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" "${KERNEL_DEFCONFIG}"
61 61 sed -i\
62 62 -e "s/\(^CONFIG_SND.*\=\).*/\1n/"\
63 63 -e "s/\(^CONFIG_SOUND.*\=\).*/\1n/"\
64 64 -e "s/\(^CONFIG_AC97.*\=\).*/\1n/"\
65 65 -e "s/\(^CONFIG_VIDEO_.*\=\).*/\1n/"\
66 66 -e "s/\(^CONFIG_MEDIA_TUNER.*\=\).*/\1n/"\
67 67 -e "s/\(^CONFIG_DVB.*\=\)[ym]/\1n/"\
68 68 -e "s/\(^CONFIG_REISERFS.*\=\).*/\1n/"\
69 69 -e "s/\(^CONFIG_JFS.*\=\).*/\1n/"\
70 70 -e "s/\(^CONFIG_XFS.*\=\).*/\1n/"\
71 71 -e "s/\(^CONFIG_GFS2.*\=\).*/\1n/"\
72 72 -e "s/\(^CONFIG_OCFS2.*\=\).*/\1n/"\
73 73 -e "s/\(^CONFIG_BTRFS.*\=\).*/\1n/"\
74 74 -e "s/\(^CONFIG_HFS.*\=\).*/\1n/"\
75 75 -e "s/\(^CONFIG_JFFS2.*\=\)[ym]/\1n/"\
76 76 -e "s/\(^CONFIG_UBIFS.*\=\).*/\1n/"\
77 77 -e "s/\(^CONFIG_SQUASHFS.*\=\)[ym]/\1n/"\
78 78 -e "s/\(^CONFIG_W1.*\=\)[ym]/\1n/"\
79 79 -e "s/\(^CONFIG_HAMRADIO.*\=\).*/\1n/"\
80 80 -e "s/\(^CONFIG_CAN.*\=\).*/\1n/"\
81 81 -e "s/\(^CONFIG_IRDA.*\=\).*/\1n/"\
82 82 -e "s/\(^CONFIG_BT_.*\=\).*/\1n/"\
83 83 -e "s/\(^CONFIG_WIMAX.*\=\)[ym]/\1n/"\
84 84 -e "s/\(^CONFIG_6LOWPAN.*\=\).*/\1n/"\
85 85 -e "s/\(^CONFIG_IEEE802154.*\=\).*/\1n/"\
86 86 -e "s/\(^CONFIG_NFC.*\=\).*/\1n/"\
87 87 -e "s/\(^CONFIG_FB_TFT=.*\=\).*/\1n/"\
88 88 -e "s/\(^CONFIG_TOUCHSCREEN.*\=\).*/\1n/"\
89 89 -e "s/\(^CONFIG_USB_GSPCA_.*\=\).*/\1n/"\
90 90 -e "s/\(^CONFIG_DRM.*\=\).*/\1n/"\
91 91 "${KERNEL_DIR}/.config"
92 92 fi
93 93
94 94 if [ "$KERNELSRC_CONFIG" = true ] ; then
95 95 # Load default raspberry kernel configuration
96 96 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" "${KERNEL_DEFCONFIG}"
97 97
98 98 #Switch to KERNELSRC_DIR so we can use set_kernel_config
99 99 cd "${KERNEL_DIR}" || exit
100 100
101 101 if [ "$KERNEL_ARCH" = arm64 ] ; then
102 102 #Fix SD_DRIVER upstream and downstream mess in 64bit RPIdeb_config
103 103 # use correct driver MMC_BCM2835_MMC instead of MMC_BCM2835_SDHOST - see https://www.raspberrypi.org/forums/viewtopic.php?t=210225
104 104 set_kernel_config CONFIG_MMC_BCM2835 n
105 105 set_kernel_config CONFIG_MMC_SDHCI_IPROC n
106 106 set_kernel_config CONFIG_USB_DWC2 n
107 107 sed -i "s|depends on MMC_BCM2835_MMC && MMC_BCM2835_DMA|depends on MMC_BCM2835_MMC|" "${KERNEL_DIR}"/drivers/mmc/host/Kconfig
108 108
109 109 #VLAN got disabled without reason in arm64bit
110 110 set_kernel_config CONFIG_IPVLAN m
111 111 fi
112 112
113 113 # enable ZSWAP see https://askubuntu.com/a/472227 or https://wiki.archlinux.org/index.php/zswap
114 114 if [ "$KERNEL_ZSWAP" = true ] ; then
115 115 set_kernel_config CONFIG_ZPOOL y
116 116 set_kernel_config CONFIG_ZSWAP y
117 117 set_kernel_config CONFIG_ZBUD y
118 118 set_kernel_config CONFIG_Z3FOLD y
119 119 set_kernel_config CONFIG_ZSMALLOC y
120 120 set_kernel_config CONFIG_PGTABLE_MAPPING y
121 121 set_kernel_config CONFIG_LZO_COMPRESS y
122 122
123 123 fi
124 124
125 125 # enable basic KVM support; see https://www.raspberrypi.org/forums/viewtopic.php?f=63&t=210546&start=25#p1300453
126 126 if [ "$KERNEL_VIRT" = true ] && { [ "$RPI_MODEL" = 2 ] || [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; } ; then
127 127 set_kernel_config CONFIG_HAVE_KVM_IRQCHIP y
128 128 set_kernel_config CONFIG_HAVE_KVM_ARCH_TLB_FLUSH_ALL y
129 129 set_kernel_config CONFIG_HAVE_KVM_CPU_RELAX_INTERCEPT y
130 130 set_kernel_config CONFIG_HAVE_KVM_EVENTFD y
131 131 set_kernel_config CONFIG_HAVE_KVM_IRQFD y
132 132 set_kernel_config CONFIG_HAVE_KVM_IRQ_ROUTING y
133 133 set_kernel_config CONFIG_HAVE_KVM_MSI y
134 134 set_kernel_config CONFIG_KVM y
135 135 set_kernel_config CONFIG_KVM_ARM_HOST y
136 136 set_kernel_config CONFIG_KVM_ARM_PMU y
137 137 set_kernel_config CONFIG_KVM_COMPAT y
138 138 set_kernel_config CONFIG_KVM_GENERIC_DIRTYLOG_READ_PROTECT y
139 139 set_kernel_config CONFIG_KVM_MMIO y
140 140 set_kernel_config CONFIG_KVM_VFIO y
141 141 set_kernel_config CONFIG_VHOST m
142 142 set_kernel_config CONFIG_VHOST_CROSS_ENDIAN_LEGACY y
143 143 set_kernel_config CONFIG_VHOST_NET m
144 144 set_kernel_config CONFIG_VIRTUALIZATION y
145 145
146 146 set_kernel_config CONFIG_MMU_NOTIFIER y
147 147
148 148 # erratum
149 149 set_kernel_config ARM64_ERRATUM_834220 y
150 150
151 151 # https://sourceforge.net/p/kvm/mailman/message/18440797/
152 152 set_kernel_config CONFIG_PREEMPT_NOTIFIERS y
153 153 fi
154 154
155 155 # enable apparmor,integrity audit,
156 156 if [ "$KERNEL_SECURITY" = true ] ; then
157 157
158 158 # security filesystem, security models and audit
159 159 set_kernel_config CONFIG_SECURITYFS y
160 160 set_kernel_config CONFIG_SECURITY y
161 161 set_kernel_config CONFIG_AUDIT y
162 162
163 163 # harden strcpy and memcpy
164 set_kernel_config CONFIG_HARDENED_USERCOPY=y
165 set_kernel_config CONFIG_HAVE_HARDENED_USERCOPY_ALLOCATOR=y
166 set_kernel_config CONFIG_FORTIFY_SOURCE=y
164 set_kernel_config CONFIG_HARDENED_USERCOPY y
165 set_kernel_config CONFIG_HAVE_HARDENED_USERCOPY_ALLOCATOR y
166 set_kernel_config CONFIG_FORTIFY_SOURCE y
167 167
168 168 # integrity sub-system
169 set_kernel_config CONFIG_INTEGRITY=y
170 set_kernel_config CONFIG_INTEGRITY_ASYMMETRIC_KEYS=y
171 set_kernel_config CONFIG_INTEGRITY_AUDIT=y
172 set_kernel_config CONFIG_INTEGRITY_SIGNATURE=y
173 set_kernel_config CONFIG_INTEGRITY_TRUSTED_KEYRING=y
169 set_kernel_config CONFIG_INTEGRITY y
170 set_kernel_config CONFIG_INTEGRITY_ASYMMETRIC_KEYS y
171 set_kernel_config CONFIG_INTEGRITY_AUDIT y
172 set_kernel_config CONFIG_INTEGRITY_SIGNATURE y
173 set_kernel_config CONFIG_INTEGRITY_TRUSTED_KEYRING y
174 174
175 175 # This option provides support for retaining authentication tokens and access keys in the kernel.
176 set_kernel_config CONFIG_KEYS=y
177 set_kernel_config CONFIG_KEYS_COMPAT=y
176 set_kernel_config CONFIG_KEYS y
177 set_kernel_config CONFIG_KEYS_COMPAT y
178 178
179 179 # Apparmor
180 180 set_kernel_config CONFIG_SECURITY_APPARMOR_BOOTPARAM_VALUE 0
181 181 set_kernel_config CONFIG_SECURITY_APPARMOR_HASH_DEFAULT y
182 182 set_kernel_config CONFIG_DEFAULT_SECURITY_APPARMOR y
183 183 set_kernel_config CONFIG_SECURITY_APPARMOR y
184 184 set_kernel_config CONFIG_SECURITY_APPARMOR_HASH y
185 185 set_kernel_config CONFIG_DEFAULT_SECURITY "apparmor"
186 186
187 187 # restrictions on unprivileged users reading the kernel
188 set_kernel_config CONFIG_SECURITY_DMESG_RESTRICT=y
188 set_kernel_config CONFIG_SECURITY_DMESG_RESTRICT y
189 189
190 190 # network security hooks
191 191 set_kernel_config CONFIG_SECURITY_NETWORK y
192 set_kernel_config CONFIG_SECURITY_NETWORK_XFRM=y
193 set_kernel_config CONFIG_SECURITY_PATH=y
194 set_kernel_config CONFIG_SECURITY_YAMA=y
192 set_kernel_config CONFIG_SECURITY_NETWORK_XFRM y
193 set_kernel_config CONFIG_SECURITY_PATH y
194 set_kernel_config CONFIG_SECURITY_YAMA n
195 195
196 196 # New Options
197 197 if [ "$KERNEL_NF" = true ] ; then
198 198 set_kernel_config CONFIG_IP_NF_SECURITY m
199 199 set_kernel_config CONFIG_NETLABEL y
200 200 set_kernel_config CONFIG_IP6_NF_SECURITY m
201 201 fi
202 202 set_kernel_config CONFIG_SECURITY_SELINUX n
203 203 set_kernel_config CONFIG_SECURITY_SMACK n
204 204 set_kernel_config CONFIG_SECURITY_TOMOYO n
205 205 set_kernel_config CONFIG_SECURITY_APPARMOR_DEBUG n
206 206 set_kernel_config CONFIG_SECURITY_LOADPIN n
207 207 set_kernel_config CONFIG_HARDENED_USERCOPY_PAGESPAN n
208 208 set_kernel_config CONFIG_IMA n
209 209 set_kernel_config CONFIG_EVM n
210 210 set_kernel_config CONFIG_FANOTIFY_ACCESS_PERMISSIONS y
211 211 set_kernel_config CONFIG_NFSD_V4_SECURITY_LABEL y
212 212 set_kernel_config CONFIG_PKCS7_MESSAGE_PARSER y
213 213 set_kernel_config CONFIG_SYSTEM_TRUSTED_KEYRING y
214 214 set_kernel_config CONFIG_SYSTEM_TRUSTED_KEYS y
215 215 set_kernel_config CONFIG_SYSTEM_EXTRA_CERTIFICATE y
216 216 set_kernel_config CONFIG_SECONDARY_TRUSTED_KEYRING y
217 217 set_kernel_config CONFIG_IMA_KEYRINGS_PERMIT_SIGNED_BY_BUILTIN_OR_SECONDARY n
218 218 set_kernel_config CONFIG_SYSTEM_TRUSTED_KEYS m
219 219 set_kernel_config CONFIG_SYSTEM_EXTRA_CERTIFICATE_SIZE 4096
220 220
221 221 set_kernel_config CONFIG_ARM64_CRYPTO y
222 222 set_kernel_config CONFIG_CRYPTO_SHA256_ARM64 m
223 223 set_kernel_config CONFIG_CRYPTO_SHA512_ARM64 m
224 224 set_kernel_config CONFIG_CRYPTO_SHA1_ARM64_CE m
225 225 set_kernel_config CRYPTO_GHASH_ARM64_CE m
226 226 set_kernel_config CRYPTO_SHA2_ARM64_CE m
227 227 set_kernel_config CONFIG_CRYPTO_CRCT10DIF_ARM64_CE m
228 228 set_kernel_config CONFIG_CRYPTO_CRC32_ARM64_CE m
229 229 set_kernel_config CONFIG_CRYPTO_AES_ARM64 m
230 230 set_kernel_config CONFIG_CRYPTO_AES_ARM64_CE m
231 231 set_kernel_config CONFIG_CRYPTO_AES_ARM64_CE_CCM y
232 232 set_kernel_config CONFIG_CRYPTO_AES_ARM64_CE_BLK y
233 233 set_kernel_config CONFIG_CRYPTO_AES_ARM64_NEON_BLK m
234 234 set_kernel_config CONFIG_CRYPTO_CHACHA20_NEON m
235 235 set_kernel_config CONFIG_CRYPTO_AES_ARM64_BS m
236 236 set_kernel_config SYSTEM_TRUSTED_KEYS
237 237 fi
238 238
239 239 # Netfilter kernel support See https://github.com/raspberrypi/linux/issues/2177#issuecomment-354647406
240 240 if [ "$KERNEL_NF" = true ] ; then
241 241 set_kernel_config CONFIG_IP_NF_TARGET_SYNPROXY m
242 242 set_kernel_config CONFIG_NETFILTER_XT_TARGET_AUDIT m
243 243 set_kernel_config CONFIG_NETFILTER_XT_MATCH_CGROUP m
244 244 set_kernel_config CONFIG_NETFILTER_XT_MATCH_IPCOMP m
245 245 set_kernel_config CONFIG_NETFILTER_XT_MATCH_SOCKET m
246 246 set_kernel_config CONFIG_NFT_FIB_INET m
247 247 set_kernel_config CONFIG_NFT_FIB_IPV4 m
248 248 set_kernel_config CONFIG_NFT_FIB_IPV6 m
249 249 set_kernel_config CONFIG_NFT_FIB_NETDEV m
250 250 set_kernel_config CONFIG_NFT_OBJREF m
251 251 set_kernel_config CONFIG_NFT_RT m
252 252 set_kernel_config CONFIG_NFT_SET_BITMAP m
253 253 set_kernel_config CONFIG_NF_CONNTRACK_TIMEOUT y
254 254 set_kernel_config CONFIG_NF_LOG_ARP m
255 255 set_kernel_config CONFIG_NF_SOCKET_IPV4 m
256 256 set_kernel_config CONFIG_NF_SOCKET_IPV6 m
257 257 set_kernel_config CONFIG_BRIDGE_EBT_BROUTE m
258 258 set_kernel_config CONFIG_BRIDGE_EBT_T_FILTER m
259 259 set_kernel_config CONFIG_BRIDGE_NF_EBTABLES m
260 260 set_kernel_config CONFIG_IP6_NF_IPTABLES m
261 261 set_kernel_config CONFIG_IP6_NF_MATCH_AH m
262 262 set_kernel_config CONFIG_IP6_NF_MATCH_EUI64 m
263 263 set_kernel_config CONFIG_IP6_NF_NAT m
264 264 set_kernel_config CONFIG_IP6_NF_TARGET_MASQUERADE m
265 265 set_kernel_config CONFIG_IP6_NF_TARGET_NPT m
266 266 set_kernel_config CONFIG_IP_NF_SECURITY m
267 267 set_kernel_config CONFIG_IP_SET_BITMAP_IPMAC m
268 268 set_kernel_config CONFIG_IP_SET_BITMAP_PORT m
269 269 set_kernel_config CONFIG_IP_SET_HASH_IP m
270 270 set_kernel_config CONFIG_IP_SET_HASH_IPMARK m
271 271 set_kernel_config CONFIG_IP_SET_HASH_IPPORT m
272 272 set_kernel_config CONFIG_IP_SET_HASH_IPPORTIP m
273 273 set_kernel_config CONFIG_IP_SET_HASH_IPPORTNET m
274 274 set_kernel_config CONFIG_IP_SET_HASH_MAC m
275 275 set_kernel_config CONFIG_IP_SET_HASH_NET m
276 276 set_kernel_config CONFIG_IP_SET_HASH_NETIFACE m
277 277 set_kernel_config CONFIG_IP_SET_HASH_NETNET m
278 278 set_kernel_config CONFIG_IP_SET_HASH_NETPORT m
279 279 set_kernel_config CONFIG_IP_SET_HASH_NETPORTNET m
280 280 set_kernel_config CONFIG_IP_SET_LIST_SET m
281 281 set_kernel_config CONFIG_NETFILTER_XTABLES m
282 282 set_kernel_config CONFIG_NETFILTER_XTABLES m
283 283 set_kernel_config CONFIG_NFT_BRIDGE_META m
284 284 set_kernel_config CONFIG_NFT_BRIDGE_REJECT m
285 285 set_kernel_config CONFIG_NFT_CHAIN_NAT_IPV4 m
286 286 set_kernel_config CONFIG_NFT_CHAIN_NAT_IPV6 m
287 287 set_kernel_config CONFIG_NFT_CHAIN_ROUTE_IPV4 m
288 288 set_kernel_config CONFIG_NFT_CHAIN_ROUTE_IPV6 m
289 289 set_kernel_config CONFIG_NFT_COMPAT m
290 290 set_kernel_config CONFIG_NFT_COUNTER m
291 291 set_kernel_config CONFIG_NFT_CT m
292 292 set_kernel_config CONFIG_NFT_DUP_IPV4 m
293 293 set_kernel_config CONFIG_NFT_DUP_IPV6 m
294 294 set_kernel_config CONFIG_NFT_DUP_NETDEV m
295 295 set_kernel_config CONFIG_NFT_EXTHDR m
296 296 set_kernel_config CONFIG_NFT_FWD_NETDEV m
297 297 set_kernel_config CONFIG_NFT_HASH m
298 298 set_kernel_config CONFIG_NFT_LIMIT m
299 299 set_kernel_config CONFIG_NFT_LOG m
300 300 set_kernel_config CONFIG_NFT_MASQ m
301 301 set_kernel_config CONFIG_NFT_MASQ_IPV4 m
302 302 set_kernel_config CONFIG_NFT_MASQ_IPV6 m
303 303 set_kernel_config CONFIG_NFT_META m
304 304 set_kernel_config CONFIG_NFT_NAT m
305 305 set_kernel_config CONFIG_NFT_NUMGEN m
306 306 set_kernel_config CONFIG_NFT_QUEUE m
307 307 set_kernel_config CONFIG_NFT_QUOTA m
308 308 set_kernel_config CONFIG_NFT_REDIR m
309 309 set_kernel_config CONFIG_NFT_REDIR_IPV4 m
310 310 set_kernel_config CONFIG_NFT_REDIR_IPV6 m
311 311 set_kernel_config CONFIG_NFT_REJECT m
312 312 set_kernel_config CONFIG_NFT_REJECT_INET m
313 313 set_kernel_config CONFIG_NFT_REJECT_IPV4 m
314 314 set_kernel_config CONFIG_NFT_REJECT_IPV6 m
315 315 set_kernel_config CONFIG_NFT_SET_HASH m
316 316 set_kernel_config CONFIG_NFT_SET_RBTREE m
317 317 set_kernel_config CONFIG_NF_CONNTRACK_IPV4 m
318 318 set_kernel_config CONFIG_NF_CONNTRACK_IPV6 m
319 319 set_kernel_config CONFIG_NF_DEFRAG_IPV4 m
320 320 set_kernel_config CONFIG_NF_DEFRAG_IPV6 m
321 321 set_kernel_config CONFIG_NF_DUP_IPV4 m
322 322 set_kernel_config CONFIG_NF_DUP_IPV6 m
323 323 set_kernel_config CONFIG_NF_DUP_NETDEV m
324 324 set_kernel_config CONFIG_NF_LOG_BRIDGE m
325 325 set_kernel_config CONFIG_NF_LOG_IPV4 m
326 326 set_kernel_config CONFIG_NF_LOG_IPV6 m
327 327 set_kernel_config CONFIG_NF_NAT_IPV4 m
328 328 set_kernel_config CONFIG_NF_NAT_IPV6 m
329 329 set_kernel_config CONFIG_NF_NAT_MASQUERADE_IPV4 m
330 330 set_kernel_config CONFIG_NF_NAT_MASQUERADE_IPV6 m
331 331 set_kernel_config CONFIG_NF_NAT_PPTP m
332 332 set_kernel_config CONFIG_NF_NAT_PROTO_GRE m
333 333 set_kernel_config CONFIG_NF_NAT_REDIRECT m
334 334 set_kernel_config CONFIG_NF_NAT_SIP m
335 335 set_kernel_config CONFIG_NF_NAT_SNMP_BASIC m
336 336 set_kernel_config CONFIG_NF_NAT_TFTP m
337 337 set_kernel_config CONFIG_NF_REJECT_IPV4 m
338 338 set_kernel_config CONFIG_NF_REJECT_IPV6 m
339 339 set_kernel_config CONFIG_NF_TABLES m
340 340 set_kernel_config CONFIG_NF_TABLES_ARP m
341 341 set_kernel_config CONFIG_NF_TABLES_BRIDGE m
342 342 set_kernel_config CONFIG_NF_TABLES_INET m
343 343 set_kernel_config CONFIG_NF_TABLES_IPV4 m
344 344 set_kernel_config CONFIG_NF_TABLES_IPV6 m
345 345 set_kernel_config CONFIG_NF_TABLES_NETDEV m
346 346 fi
347 347
348 348 # Enables BPF syscall for systemd-journald see https://github.com/torvalds/linux/blob/master/init/Kconfig#L848 or https://groups.google.com/forum/#!topic/linux.gentoo.user/_2aSc_ztGpA
349 349 if [ "$KERNEL_BPF" = true ] ; then
350 350 set_kernel_config CONFIG_BPF_SYSCALL y
351 351 set_kernel_config CONFIG_BPF_EVENTS y
352 352 set_kernel_config CONFIG_BPF_STREAM_PARSER y
353 353 set_kernel_config CONFIG_CGROUP_BPF y
354 354 fi
355 355
356 356 # KERNEL_DEFAULT_GOV was set by user
357 357 if [ "$KERNEL_DEFAULT_GOV" != powersave ] && [ -n "$KERNEL_DEFAULT_GOV" ] ; then
358 358
359 359 case "$KERNEL_DEFAULT_GOV" in
360 360 performance)
361 361 set_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE y
362 362 ;;
363 363 userspace)
364 364 set_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE y
365 365 ;;
366 366 ondemand)
367 367 set_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND y
368 368 ;;
369 369 conservative)
370 370 set_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_CONSERVATIVE y
371 371 ;;
372 372 shedutil)
373 373 set_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_SCHEDUTIL y
374 374 ;;
375 375 *)
376 376 echo "error: unsupported default cpu governor"
377 377 exit 1
378 378 ;;
379 379 esac
380 380
381 381 # unset previous default governor
382 382 unset_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_POWERSAVE
383 383 fi
384 384
385 385 #Revert to previous directory
386 386 cd "${WORKDIR}" || exit
387 387
388 388 # Set kernel configuration parameters to enable qemu emulation
389 389 if [ "$ENABLE_QEMU" = true ] ; then
390 390 echo "CONFIG_FHANDLE=y" >> "${KERNEL_DIR}"/.config
391 391 echo "CONFIG_LBDAF=y" >> "${KERNEL_DIR}"/.config
392 392
393 393 if [ "$ENABLE_CRYPTFS" = true ] ; then
394 394 {
395 395 echo "CONFIG_EMBEDDED=y"
396 396 echo "CONFIG_EXPERT=y"
397 397 echo "CONFIG_DAX=y"
398 398 echo "CONFIG_MD=y"
399 399 echo "CONFIG_BLK_DEV_MD=y"
400 400 echo "CONFIG_MD_AUTODETECT=y"
401 401 echo "CONFIG_BLK_DEV_DM=y"
402 402 echo "CONFIG_BLK_DEV_DM_BUILTIN=y"
403 403 echo "CONFIG_DM_CRYPT=y"
404 404 echo "CONFIG_CRYPTO_BLKCIPHER=y"
405 405 echo "CONFIG_CRYPTO_CBC=y"
406 406 echo "CONFIG_CRYPTO_XTS=y"
407 407 echo "CONFIG_CRYPTO_SHA512=y"
408 408 echo "CONFIG_CRYPTO_MANAGER=y"
409 409 } >> "${KERNEL_DIR}"/.config
410 410 fi
411 411 fi
412 412
413 413 # Copy custom kernel configuration file
414 414 if [ -n "$KERNELSRC_USRCONFIG" ] ; then
415 415 cp "$KERNELSRC_USRCONFIG" "${KERNEL_DIR}"/.config
416 416 fi
417 417
418 418 # Set kernel configuration parameters to their default values
419 419 if [ "$KERNEL_OLDDEFCONFIG" = true ] ; then
420 420 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" olddefconfig
421 421 fi
422 422
423 423 # Start menu-driven kernel configuration (interactive)
424 424 if [ "$KERNEL_MENUCONFIG" = true ] ; then
425 425 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" menuconfig
426 426 fi
427 427 # end if "$KERNELSRC_CONFIG" = true
428 428 fi
429 429
430 430 # Use ccache to cross compile the kernel
431 431 if [ "$KERNEL_CCACHE" = true ] ; then
432 432 cc="ccache ${CROSS_COMPILE}gcc"
433 433 else
434 434 cc="${CROSS_COMPILE}gcc"
435 435 fi
436 436
437 437 # Cross compile kernel and dtbs
438 438 make -C "${KERNEL_DIR}" -j"${KERNEL_THREADS}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" "${KERNEL_BIN_IMAGE}" dtbs
439 439
440 440 # Cross compile kernel modules
441 441 if grep -q "CONFIG_MODULES=y" "${KERNEL_DIR}/.config" ; then
442 442 make -C "${KERNEL_DIR}" -j"${KERNEL_THREADS}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" modules
443 443 fi
444 444 # end if "$KERNELSRC_PREBUILT" = false
445 445 fi
446 446
447 447 # Check if kernel compilation was successful
448 448 if [ ! -r "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" ] ; then
449 449 echo "error: kernel compilation failed! (kernel image not found)"
450 450 cleanup
451 451 exit 1
452 452 fi
453 453
454 454 # Install kernel modules
455 455 if [ "$ENABLE_REDUCE" = true ] ; then
456 456 if grep -q "CONFIG_MODULES=y" "${KERNEL_DIR}/.config" ; then
457 457 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_MOD_STRIP=1 INSTALL_MOD_PATH=../../.. modules_install
458 458 fi
459 459 else
460 460 if grep -q "CONFIG_MODULES=y" "${KERNEL_DIR}/.config" ; then
461 461 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_MOD_PATH=../../.. modules_install
462 462 fi
463 463
464 464 # Install kernel firmware
465 465 if grep -q "^firmware_install:" "${KERNEL_DIR}/Makefile" ; then
466 466 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_FW_PATH=../../../lib firmware_install
467 467 fi
468 468 fi
469 469
470 470 # Install kernel headers
471 471 if [ "$KERNEL_HEADERS" = true ] && [ "$KERNEL_REDUCE" = false ] ; then
472 472 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_HDR_PATH=../.. headers_install
473 473 fi
474 474
475 475 # Prepare boot (firmware) directory
476 476 mkdir "${BOOT_DIR}"
477 477
478 478 # Get kernel release version
479 479 KERNEL_VERSION=$(cat "${KERNEL_DIR}/include/config/kernel.release")
480 480
481 481 # Copy kernel configuration file to the boot directory
482 482 install_readonly "${KERNEL_DIR}/.config" "${R}/boot/config-${KERNEL_VERSION}"
483 483
484 484 # Prepare device tree directory
485 485 mkdir "${BOOT_DIR}/overlays"
486 486
487 487 # Ensure the proper .dtb is located
488 488 if [ "$KERNEL_ARCH" = "arm" ] ; then
489 489 for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/"*.dtb ; do
490 490 if [ -f "${dtb}" ] ; then
491 491 install_readonly "${dtb}" "${BOOT_DIR}/"
492 492 fi
493 493 done
494 494 else
495 495 for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/broadcom/"*.dtb ; do
496 496 if [ -f "${dtb}" ] ; then
497 497 install_readonly "${dtb}" "${BOOT_DIR}/"
498 498 fi
499 499 done
500 500 fi
501 501
502 502 # Copy compiled dtb device tree files
503 503 if [ -d "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays" ] ; then
504 504 for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/"*.dtbo ; do
505 505 if [ -f "${dtb}" ] ; then
506 506 install_readonly "${dtb}" "${BOOT_DIR}/overlays/"
507 507 fi
508 508 done
509 509
510 510 if [ -f "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/README" ] ; then
511 511 install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/README" "${BOOT_DIR}/overlays/README"
512 512 fi
513 513 fi
514 514
515 515 if [ "$ENABLE_UBOOT" = false ] ; then
516 516 # Convert and copy kernel image to the boot directory
517 517 "${KERNEL_DIR}/scripts/mkknlimg" "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" "${BOOT_DIR}/${KERNEL_IMAGE}"
518 518 else
519 519 # Copy kernel image to the boot directory
520 520 install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" "${BOOT_DIR}/${KERNEL_IMAGE}"
521 521 fi
522 522
523 523 # Remove kernel sources
524 524 if [ "$KERNEL_REMOVESRC" = true ] ; then
525 525 rm -fr "${KERNEL_DIR}"
526 526 else
527 527 # Prepare compiled kernel modules
528 528 if grep -q "CONFIG_MODULES=y" "${KERNEL_DIR}/.config" ; then
529 529 if grep -q "^modules_prepare:" "${KERNEL_DIR}/Makefile" ; then
530 530 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" modules_prepare
531 531 fi
532 532
533 533 # Create symlinks for kernel modules
534 534 chroot_exec ln -sf /usr/src/linux "/lib/modules/${KERNEL_VERSION}/build"
535 535 chroot_exec ln -sf /usr/src/linux "/lib/modules/${KERNEL_VERSION}/source"
536 536 fi
537 537 fi
538 538
539 539 else # BUILD_KERNEL=false
540 540 if [ "$SET_ARCH" = 64 ] && { [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; } ; then
541 541
542 542 # Use Sakakis modified kernel if ZSWAP is active
543 543 if [ "$KERNEL_ZSWAP" = true ] || [ "$KERNEL_VIRT" = true ] || [ "$KERNEL_NF" = true ] || [ "$KERNEL_BPF" = true ] ; then
544 544 RPI3_64_KERNEL_URL="${RPI3_64_BIS_KERNEL_URL}"
545 545 fi
546 546
547 547 # Create temporary directory for dl
548 548 temp_dir=$(as_nobody mktemp -d)
549 549
550 550 # Fetch kernel dl
551 551 as_nobody wget -O "${temp_dir}"/kernel.tar.xz -c "$RPI3_64_KERNEL_URL"
552 552
553 553 #extract download
554 554 tar -xJf "${temp_dir}"/kernel.tar.xz -C "${temp_dir}"
555 555
556 556 #move extracted kernel to /boot/firmware
557 557 mkdir "${R}/boot/firmware"
558 558 cp "${temp_dir}"/boot/* "${R}"/boot/firmware/
559 559 cp -r "${temp_dir}"/lib/* "${R}"/lib/
560 560
561 561 # Remove temporary directory for kernel sources
562 562 rm -fr "${temp_dir}"
563 563
564 564 # Set permissions of the kernel sources
565 565 chown -R root:root "${R}/boot/firmware"
566 566 chown -R root:root "${R}/lib/modules"
567 567 fi
568 568
569 569 # Install Kernel from hypriot comptabile with all Raspberry PI
570 570 if [ "$SET_ARCH" = 32 ] ; then
571 571 # Create temporary directory for dl
572 572 temp_dir=$(as_nobody mktemp -d)
573 573
574 574 # Fetch kernel
575 575 as_nobody wget -O "${temp_dir}"/kernel.deb -c "$RPI_32_KERNEL_URL"
576 576
577 577 # Copy downloaded U-Boot sources
578 578 mv "${temp_dir}"/kernel.deb "${R}"/tmp/kernel.deb
579 579
580 580 # Set permissions
581 581 chown -R root:root "${R}"/tmp/kernel.deb
582 582
583 583 # Install kernel
584 584 chroot_exec dpkg -i /tmp/kernel.deb
585 585
586 586 # move /boot to /boot/firmware to fit script env.
587 587 #mkdir "${BOOT_DIR}"
588 588 mkdir "${temp_dir}"/firmware
589 589 mv "${R}"/boot/* "${temp_dir}"/firmware/
590 590 mv "${temp_dir}"/firmware "${R}"/boot/
591 591
592 592 #same for kernel headers
593 593 if [ "$KERNEL_HEADERS" = true ] ; then
594 594 # Fetch kernel header
595 595 as_nobody wget -O "${temp_dir}"/kernel-header.deb -c "$RPI_32_KERNELHEADER_URL"
596 596 mv "${temp_dir}"/kernel-header.deb "${R}"/tmp/kernel-header.deb
597 597 chown -R root:root "${R}"/tmp/kernel-header.deb
598 598 # Install kernel header
599 599 chroot_exec dpkg -i /tmp/kernel-header.deb
600 600 rm -f "${R}"/tmp/kernel-header.deb
601 601 fi
602 602
603 603 # Remove temporary directory and files
604 604 rm -fr "${temp_dir}"
605 605 rm -f "${R}"/tmp/kernel.deb
606 606 fi
607 607
608 608 # Check if kernel installation was successful
609 609 KERNEL="$(ls -1 "${R}"/boot/firmware/kernel* | sort | tail -n 1)"
610 610 if [ -z "$KERNEL" ] ; then
611 611 echo "error: kernel installation failed! (/boot/kernel* not found)"
612 612 cleanup
613 613 exit 1
614 614 fi
615 615 fi
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