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