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Raspi2-3_GenImage
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1 #
1 #
2 # Build and Setup RPi2/3 Kernel
2 # Build and Setup RPi2/3 Kernel
3 #
3 #
4
4
5 # Load utility functions
5 # Load utility functions
6 . ./functions.sh
6 . ./functions.sh
7
7
8 # Need to use kali kernel src if nexmon is enabled
8 # Need to use kali kernel src if nexmon is enabled
9 if [ "$ENABLE_NEXMON" = true ] ; then
9 if [ "$ENABLE_NEXMON" = true ] ; then
10 echo "WARNING: if ENABLE_NEXMON is used remember to put the CORRECT KERNELSRC IN KERNELSRC_DIR!!!!!1!"
11 KERNEL_URL="${KALI_KERNEL_URL}"
10 KERNEL_URL="${KALI_KERNEL_URL}"
12 KERNEL_BRANCH=""
11 KERNEL_BRANCH=""
13 fi
12 fi
14
13
15 # Fetch and build latest raspberry kernel
14 # Fetch and build latest raspberry kernel
16 if [ "$BUILD_KERNEL" = true ] ; then
15 if [ "$BUILD_KERNEL" = true ] ; then
17 # Setup source directory
16 # Setup source directory
18 mkdir -p "${KERNEL_DIR}"
17 mkdir -p "${KERNEL_DIR}"
19
18
20 # Copy existing kernel sources into chroot directory
19 # Copy existing kernel sources into chroot directory
21 if [ -n "$KERNELSRC_DIR" ] && [ -d "$KERNELSRC_DIR" ] ; then
20 if [ -n "$KERNELSRC_DIR" ] && [ -d "$KERNELSRC_DIR" ] ; then
22 # Copy kernel sources and include hidden files
21 # Copy kernel sources and include hidden files
23 cp -r "${KERNELSRC_DIR}/". "${KERNEL_DIR}"
22 cp -r "${KERNELSRC_DIR}/". "${KERNEL_DIR}"
24
23
25 # Clean the kernel sources
24 # Clean the kernel sources
26 if [ "$KERNELSRC_CLEAN" = true ] && [ "$KERNELSRC_PREBUILT" = false ] ; then
25 if [ "$KERNELSRC_CLEAN" = true ] && [ "$KERNELSRC_PREBUILT" = false ] ; then
27 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" mrproper
26 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" mrproper
28 fi
27 fi
29 else # KERNELSRC_DIR=""
28 else # KERNELSRC_DIR=""
30 # Create temporary directory for kernel sources
29 # Create temporary directory for kernel sources
31 temp_dir=$(as_nobody mktemp -d)
30 temp_dir=$(as_nobody mktemp -d)
32
31
33 # Fetch current RPi2/3 kernel sources
32 # Fetch current RPi2/3 kernel sources
34 if [ -z "${KERNEL_BRANCH}" ] ; then
33 if [ -z "${KERNEL_BRANCH}" ] ; then
35 as_nobody -H git -C "${temp_dir}" clone --depth=1 "${KERNEL_URL}" linux
34 as_nobody -H git -C "${temp_dir}" clone --depth=1 "${KERNEL_URL}" linux
36 else
35 else
37 as_nobody -H git -C "${temp_dir}" clone --depth=1 --branch "${KERNEL_BRANCH}" "${KERNEL_URL}" linux
36 as_nobody -H git -C "${temp_dir}" clone --depth=1 --branch "${KERNEL_BRANCH}" "${KERNEL_URL}" linux
38 fi
37 fi
39
38
40 # Copy downloaded kernel sources
39 # Copy downloaded kernel sources
41 cp -r "${temp_dir}/linux/"* "${KERNEL_DIR}"
40 cp -r "${temp_dir}/linux/"* "${KERNEL_DIR}"
42
41
43 # Remove temporary directory for kernel sources
42 # Remove temporary directory for kernel sources
44 rm -fr "${temp_dir}"
43 rm -fr "${temp_dir}"
45
44
46 # Set permissions of the kernel sources
45 # Set permissions of the kernel sources
47 chown -R root:root "${R}/usr/src"
46 chown -R root:root "${R}/usr/src"
48 fi
47 fi
49
48
50 # Calculate optimal number of kernel building threads
49 # Calculate optimal number of kernel building threads
51 if [ "$KERNEL_THREADS" = "1" ] && [ -r /proc/cpuinfo ] ; then
50 if [ "$KERNEL_THREADS" = "1" ] && [ -r /proc/cpuinfo ] ; then
52 KERNEL_THREADS=$(grep -c processor /proc/cpuinfo)
51 KERNEL_THREADS=$(grep -c processor /proc/cpuinfo)
53 fi
52 fi
54
53
55 # Configure and build kernel
54 # Configure and build kernel
56 if [ "$KERNELSRC_PREBUILT" = false ] ; then
55 if [ "$KERNELSRC_PREBUILT" = false ] ; then
57 # Remove device, network and filesystem drivers from kernel configuration
56 # Remove device, network and filesystem drivers from kernel configuration
58 if [ "$KERNEL_REDUCE" = true ] ; then
57 if [ "$KERNEL_REDUCE" = true ] ; then
59 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" "${KERNEL_DEFCONFIG}"
58 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" "${KERNEL_DEFCONFIG}"
60 sed -i\
59 sed -i\
61 -e "s/\(^CONFIG_SND.*\=\).*/\1n/"\
60 -e "s/\(^CONFIG_SND.*\=\).*/\1n/"\
62 -e "s/\(^CONFIG_SOUND.*\=\).*/\1n/"\
61 -e "s/\(^CONFIG_SOUND.*\=\).*/\1n/"\
63 -e "s/\(^CONFIG_AC97.*\=\).*/\1n/"\
62 -e "s/\(^CONFIG_AC97.*\=\).*/\1n/"\
64 -e "s/\(^CONFIG_VIDEO_.*\=\).*/\1n/"\
63 -e "s/\(^CONFIG_VIDEO_.*\=\).*/\1n/"\
65 -e "s/\(^CONFIG_MEDIA_TUNER.*\=\).*/\1n/"\
64 -e "s/\(^CONFIG_MEDIA_TUNER.*\=\).*/\1n/"\
66 -e "s/\(^CONFIG_DVB.*\=\)[ym]/\1n/"\
65 -e "s/\(^CONFIG_DVB.*\=\)[ym]/\1n/"\
67 -e "s/\(^CONFIG_REISERFS.*\=\).*/\1n/"\
66 -e "s/\(^CONFIG_REISERFS.*\=\).*/\1n/"\
68 -e "s/\(^CONFIG_JFS.*\=\).*/\1n/"\
67 -e "s/\(^CONFIG_JFS.*\=\).*/\1n/"\
69 -e "s/\(^CONFIG_XFS.*\=\).*/\1n/"\
68 -e "s/\(^CONFIG_XFS.*\=\).*/\1n/"\
70 -e "s/\(^CONFIG_GFS2.*\=\).*/\1n/"\
69 -e "s/\(^CONFIG_GFS2.*\=\).*/\1n/"\
71 -e "s/\(^CONFIG_OCFS2.*\=\).*/\1n/"\
70 -e "s/\(^CONFIG_OCFS2.*\=\).*/\1n/"\
72 -e "s/\(^CONFIG_BTRFS.*\=\).*/\1n/"\
71 -e "s/\(^CONFIG_BTRFS.*\=\).*/\1n/"\
73 -e "s/\(^CONFIG_HFS.*\=\).*/\1n/"\
72 -e "s/\(^CONFIG_HFS.*\=\).*/\1n/"\
74 -e "s/\(^CONFIG_JFFS2.*\=\)[ym]/\1n/"\
73 -e "s/\(^CONFIG_JFFS2.*\=\)[ym]/\1n/"\
75 -e "s/\(^CONFIG_UBIFS.*\=\).*/\1n/"\
74 -e "s/\(^CONFIG_UBIFS.*\=\).*/\1n/"\
76 -e "s/\(^CONFIG_SQUASHFS.*\=\)[ym]/\1n/"\
75 -e "s/\(^CONFIG_SQUASHFS.*\=\)[ym]/\1n/"\
77 -e "s/\(^CONFIG_W1.*\=\)[ym]/\1n/"\
76 -e "s/\(^CONFIG_W1.*\=\)[ym]/\1n/"\
78 -e "s/\(^CONFIG_HAMRADIO.*\=\).*/\1n/"\
77 -e "s/\(^CONFIG_HAMRADIO.*\=\).*/\1n/"\
79 -e "s/\(^CONFIG_CAN.*\=\).*/\1n/"\
78 -e "s/\(^CONFIG_CAN.*\=\).*/\1n/"\
80 -e "s/\(^CONFIG_IRDA.*\=\).*/\1n/"\
79 -e "s/\(^CONFIG_IRDA.*\=\).*/\1n/"\
81 -e "s/\(^CONFIG_BT_.*\=\).*/\1n/"\
80 -e "s/\(^CONFIG_BT_.*\=\).*/\1n/"\
82 -e "s/\(^CONFIG_WIMAX.*\=\)[ym]/\1n/"\
81 -e "s/\(^CONFIG_WIMAX.*\=\)[ym]/\1n/"\
83 -e "s/\(^CONFIG_6LOWPAN.*\=\).*/\1n/"\
82 -e "s/\(^CONFIG_6LOWPAN.*\=\).*/\1n/"\
84 -e "s/\(^CONFIG_IEEE802154.*\=\).*/\1n/"\
83 -e "s/\(^CONFIG_IEEE802154.*\=\).*/\1n/"\
85 -e "s/\(^CONFIG_NFC.*\=\).*/\1n/"\
84 -e "s/\(^CONFIG_NFC.*\=\).*/\1n/"\
86 -e "s/\(^CONFIG_FB_TFT=.*\=\).*/\1n/"\
85 -e "s/\(^CONFIG_FB_TFT=.*\=\).*/\1n/"\
87 -e "s/\(^CONFIG_TOUCHSCREEN.*\=\).*/\1n/"\
86 -e "s/\(^CONFIG_TOUCHSCREEN.*\=\).*/\1n/"\
88 -e "s/\(^CONFIG_USB_GSPCA_.*\=\).*/\1n/"\
87 -e "s/\(^CONFIG_USB_GSPCA_.*\=\).*/\1n/"\
89 -e "s/\(^CONFIG_DRM.*\=\).*/\1n/"\
88 -e "s/\(^CONFIG_DRM.*\=\).*/\1n/"\
90 "${KERNEL_DIR}/.config"
89 "${KERNEL_DIR}/.config"
91 fi
90 fi
92
91
93 if [ "$KERNELSRC_CONFIG" = true ] ; then
92 if [ "$KERNELSRC_CONFIG" = true ] ; then
94 # Load default raspberry kernel configuration
93 # Load default raspberry kernel configuration
95 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" "${KERNEL_DEFCONFIG}"
94 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" "${KERNEL_DEFCONFIG}"
96
95
97 #Switch to KERNELSRC_DIR so we can use set_kernel_config
96 #Switch to KERNELSRC_DIR so we can use set_kernel_config
98 cd "${KERNEL_DIR}" || exit
97 cd "${KERNEL_DIR}" || exit
99
98
100 # enable ZSWAP see https://askubuntu.com/a/472227 or https://wiki.archlinux.org/index.php/zswap
99 # enable ZSWAP see https://askubuntu.com/a/472227 or https://wiki.archlinux.org/index.php/zswap
101 if [ "$KERNEL_ZSWAP" = true ] ; then
100 if [ "$KERNEL_ZSWAP" = true ] ; then
102 set_kernel_config CONFIG_ZPOOL y
101 set_kernel_config CONFIG_ZPOOL y
103 set_kernel_config CONFIG_ZSWAP y
102 set_kernel_config CONFIG_ZSWAP y
104 set_kernel_config CONFIG_ZBUD y
103 set_kernel_config CONFIG_ZBUD y
105 set_kernel_config CONFIG_Z3FOLD y
104 set_kernel_config CONFIG_Z3FOLD y
106 set_kernel_config CONFIG_ZSMALLOC y
105 set_kernel_config CONFIG_ZSMALLOC y
107 set_kernel_config CONFIG_PGTABLE_MAPPING y
106 set_kernel_config CONFIG_PGTABLE_MAPPING y
108 fi
107 fi
109
108
110 # enable basic KVM support; see https://www.raspberrypi.org/forums/viewtopic.php?f=63&t=210546&start=25#p1300453
109 # enable basic KVM support; see https://www.raspberrypi.org/forums/viewtopic.php?f=63&t=210546&start=25#p1300453
111 if [ "$KERNEL_VIRT" = true ] && { [ "$RPI_MODEL" = 2 ] || [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; } ; then
110 if [ "$KERNEL_VIRT" = true ] && { [ "$RPI_MODEL" = 2 ] || [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; } ; then
112 set_kernel_config CONFIG_VIRTUALIZATION y
111 set_kernel_config CONFIG_VIRTUALIZATION y
113 set_kernel_config CONFIG_KVM y
112 set_kernel_config CONFIG_KVM y
114 set_kernel_config CONFIG_VHOST_NET m
113 set_kernel_config CONFIG_VHOST_NET m
115 set_kernel_config CONFIG_VHOST_CROSS_ENDIAN_LEGACY y
114 set_kernel_config CONFIG_VHOST_CROSS_ENDIAN_LEGACY y
116 fi
115 fi
117
116
118 # enable apparmor,integrity audit,
117 # enable apparmor,integrity audit,
119 if [ "$KERNEL_SECURITY" = true ] ; then
118 if [ "$KERNEL_SECURITY" = true ] ; then
120
119
121 # security filesystem, security models and audit
120 # security filesystem, security models and audit
122 set_kernel_config CONFIG_SECURITYFS y
121 set_kernel_config CONFIG_SECURITYFS y
123 set_kernel_config CONFIG_SECURITY y
122 set_kernel_config CONFIG_SECURITY y
124 set_kernel_config CONFIG_AUDIT y
123 set_kernel_config CONFIG_AUDIT y
125
124
126 # harden strcpy and memcpy
125 # harden strcpy and memcpy
127 set_kernel_config CONFIG_HARDENED_USERCOPY=y
126 set_kernel_config CONFIG_HARDENED_USERCOPY=y
128 set_kernel_config CONFIG_HAVE_HARDENED_USERCOPY_ALLOCATOR=y
127 set_kernel_config CONFIG_HAVE_HARDENED_USERCOPY_ALLOCATOR=y
129 set_kernel_config CONFIG_FORTIFY_SOURCE=y
128 set_kernel_config CONFIG_FORTIFY_SOURCE=y
130
129
131 # integrity sub-system
130 # integrity sub-system
132 set_kernel_config CONFIG_INTEGRITY=y
131 set_kernel_config CONFIG_INTEGRITY=y
133 set_kernel_config CONFIG_INTEGRITY_ASYMMETRIC_KEYS=y
132 set_kernel_config CONFIG_INTEGRITY_ASYMMETRIC_KEYS=y
134 set_kernel_config CONFIG_INTEGRITY_AUDIT=y
133 set_kernel_config CONFIG_INTEGRITY_AUDIT=y
135 set_kernel_config CONFIG_INTEGRITY_SIGNATURE=y
134 set_kernel_config CONFIG_INTEGRITY_SIGNATURE=y
136 set_kernel_config CONFIG_INTEGRITY_TRUSTED_KEYRING=y
135 set_kernel_config CONFIG_INTEGRITY_TRUSTED_KEYRING=y
137
136
138 # This option provides support for retaining authentication tokens and access keys in the kernel.
137 # This option provides support for retaining authentication tokens and access keys in the kernel.
139 set_kernel_config CONFIG_KEYS=y
138 set_kernel_config CONFIG_KEYS=y
140 set_kernel_config CONFIG_KEYS_COMPAT=y
139 set_kernel_config CONFIG_KEYS_COMPAT=y
141
140
142 # Apparmor
141 # Apparmor
143 set_kernel_config CONFIG_SECURITY_APPARMOR_BOOTPARAM_VALUE 0
142 set_kernel_config CONFIG_SECURITY_APPARMOR_BOOTPARAM_VALUE 0
144 set_kernel_config CONFIG_SECURITY_APPARMOR_HASH_DEFAULT y
143 set_kernel_config CONFIG_SECURITY_APPARMOR_HASH_DEFAULT y
145 set_kernel_config CONFIG_DEFAULT_SECURITY_APPARMOR y
144 set_kernel_config CONFIG_DEFAULT_SECURITY_APPARMOR y
146 set_kernel_config CONFIG_SECURITY_APPARMOR y
145 set_kernel_config CONFIG_SECURITY_APPARMOR y
147 set_kernel_config CONFIG_SECURITY_APPARMOR_HASH y
146 set_kernel_config CONFIG_SECURITY_APPARMOR_HASH y
148 set_kernel_config CONFIG_DEFAULT_SECURITY "apparmor"
147 set_kernel_config CONFIG_DEFAULT_SECURITY "apparmor"
149
148
150 # restrictions on unprivileged users reading the kernel
149 # restrictions on unprivileged users reading the kernel
151 set_kernel_config CONFIG_SECURITY_DMESG_RESTRICT=y
150 set_kernel_config CONFIG_SECURITY_DMESG_RESTRICT=y
152
151
153 # network security hooks
152 # network security hooks
154 set_kernel_config CONFIG_SECURITY_NETWORK y
153 set_kernel_config CONFIG_SECURITY_NETWORK y
155 set_kernel_config CONFIG_SECURITY_NETWORK_XFRM=y
154 set_kernel_config CONFIG_SECURITY_NETWORK_XFRM=y
156 set_kernel_config CONFIG_SECURITY_PATH=y
155 set_kernel_config CONFIG_SECURITY_PATH=y
157 set_kernel_config CONFIG_SECURITY_YAMA=y
156 set_kernel_config CONFIG_SECURITY_YAMA=y
158
157
159 # New Options
158 # New Options
160 if [ "$KERNEL_NF" = true ] ; then
159 if [ "$KERNEL_NF" = true ] ; then
161 set_kernel_config CONFIG_IP_NF_SECURITY m
160 set_kernel_config CONFIG_IP_NF_SECURITY m
162 set_kernel_config CONFIG_NETLABEL y
161 set_kernel_config CONFIG_NETLABEL y
163 set_kernel_config CONFIG_IP6_NF_SECURITY m
162 set_kernel_config CONFIG_IP6_NF_SECURITY m
164 fi
163 fi
165 set_kernel_config CONFIG_SECURITY_SELINUX n
164 set_kernel_config CONFIG_SECURITY_SELINUX n
166 set_kernel_config CONFIG_SECURITY_SMACK n
165 set_kernel_config CONFIG_SECURITY_SMACK n
167 set_kernel_config CONFIG_SECURITY_TOMOYO n
166 set_kernel_config CONFIG_SECURITY_TOMOYO n
168 set_kernel_config CONFIG_SECURITY_APPARMOR_DEBUG n
167 set_kernel_config CONFIG_SECURITY_APPARMOR_DEBUG n
169 set_kernel_config CONFIG_SECURITY_LOADPIN n
168 set_kernel_config CONFIG_SECURITY_LOADPIN n
170 set_kernel_config CONFIG_HARDENED_USERCOPY_PAGESPAN n
169 set_kernel_config CONFIG_HARDENED_USERCOPY_PAGESPAN n
171 set_kernel_config CONFIG_IMA n
170 set_kernel_config CONFIG_IMA n
172 set_kernel_config CONFIG_EVM n
171 set_kernel_config CONFIG_EVM n
173 set_kernel_config CONFIG_FANOTIFY_ACCESS_PERMISSIONS y
172 set_kernel_config CONFIG_FANOTIFY_ACCESS_PERMISSIONS y
174 set_kernel_config CONFIG_NFSD_V4_SECURITY_LABEL y
173 set_kernel_config CONFIG_NFSD_V4_SECURITY_LABEL y
175 set_kernel_config CONFIG_PKCS7_MESSAGE_PARSER y
174 set_kernel_config CONFIG_PKCS7_MESSAGE_PARSER y
176 set_kernel_config CONFIG_SYSTEM_TRUSTED_KEYRING y
175 set_kernel_config CONFIG_SYSTEM_TRUSTED_KEYRING y
177 set_kernel_config CONFIG_SYSTEM_TRUSTED_KEYS y
176 set_kernel_config CONFIG_SYSTEM_TRUSTED_KEYS y
178 set_kernel_config CONFIG_SYSTEM_EXTRA_CERTIFICATE y
177 set_kernel_config CONFIG_SYSTEM_EXTRA_CERTIFICATE y
179 set_kernel_config CONFIG_SECONDARY_TRUSTED_KEYRING y
178 set_kernel_config CONFIG_SECONDARY_TRUSTED_KEYRING y
180 set_kernel_config CONFIG_IMA_KEYRINGS_PERMIT_SIGNED_BY_BUILTIN_OR_SECONDARY n
179 set_kernel_config CONFIG_IMA_KEYRINGS_PERMIT_SIGNED_BY_BUILTIN_OR_SECONDARY n
181 set_kernel_config CONFIG_SYSTEM_TRUSTED_KEYS m
180 set_kernel_config CONFIG_SYSTEM_TRUSTED_KEYS m
182 set_kernel_config CONFIG_SYSTEM_EXTRA_CERTIFICATE_SIZE 4096
181 set_kernel_config CONFIG_SYSTEM_EXTRA_CERTIFICATE_SIZE 4096
183
182
184 set_kernel_config CONFIG_ARM64_CRYPTO y
183 set_kernel_config CONFIG_ARM64_CRYPTO y
185 set_kernel_config CONFIG_CRYPTO_SHA256_ARM64 m
184 set_kernel_config CONFIG_CRYPTO_SHA256_ARM64 m
186 set_kernel_config CONFIG_CRYPTO_SHA512_ARM64 m
185 set_kernel_config CONFIG_CRYPTO_SHA512_ARM64 m
187 set_kernel_config CONFIG_CRYPTO_SHA1_ARM64_CE m
186 set_kernel_config CONFIG_CRYPTO_SHA1_ARM64_CE m
188 set_kernel_config CRYPTO_GHASH_ARM64_CE m
187 set_kernel_config CRYPTO_GHASH_ARM64_CE m
189 set_kernel_config CRYPTO_SHA2_ARM64_CE m
188 set_kernel_config CRYPTO_SHA2_ARM64_CE m
190 set_kernel_config CONFIG_CRYPTO_CRCT10DIF_ARM64_CE m
189 set_kernel_config CONFIG_CRYPTO_CRCT10DIF_ARM64_CE m
191 set_kernel_config CONFIG_CRYPTO_CRC32_ARM64_CE m
190 set_kernel_config CONFIG_CRYPTO_CRC32_ARM64_CE m
192 set_kernel_config CONFIG_CRYPTO_AES_ARM64 m
191 set_kernel_config CONFIG_CRYPTO_AES_ARM64 m
193 set_kernel_config CONFIG_CRYPTO_AES_ARM64_CE m
192 set_kernel_config CONFIG_CRYPTO_AES_ARM64_CE m
194 set_kernel_config CONFIG_CRYPTO_AES_ARM64_CE_CCM y
193 set_kernel_config CONFIG_CRYPTO_AES_ARM64_CE_CCM y
195 set_kernel_config CONFIG_CRYPTO_AES_ARM64_CE_BLK y
194 set_kernel_config CONFIG_CRYPTO_AES_ARM64_CE_BLK y
196 set_kernel_config CONFIG_CRYPTO_AES_ARM64_NEON_BLK m
195 set_kernel_config CONFIG_CRYPTO_AES_ARM64_NEON_BLK m
197 set_kernel_config CONFIG_CRYPTO_CHACHA20_NEON m
196 set_kernel_config CONFIG_CRYPTO_CHACHA20_NEON m
198 set_kernel_config CONFIG_CRYPTO_AES_ARM64_BS m
197 set_kernel_config CONFIG_CRYPTO_AES_ARM64_BS m
199 fi
198 fi
200
199
201 # Netfilter kernel support See https://github.com/raspberrypi/linux/issues/2177#issuecomment-354647406
200 # Netfilter kernel support See https://github.com/raspberrypi/linux/issues/2177#issuecomment-354647406
202 if [ "$KERNEL_NF" = true ] ; then
201 if [ "$KERNEL_NF" = true ] ; then
203 set_kernel_config CONFIG_IP_NF_TARGET_SYNPROXY m
202 set_kernel_config CONFIG_IP_NF_TARGET_SYNPROXY m
204 set_kernel_config CONFIG_NETFILTER_XT_TARGET_AUDIT m
203 set_kernel_config CONFIG_NETFILTER_XT_TARGET_AUDIT m
205 set_kernel_config CONFIG_NETFILTER_XT_MATCH_CGROUP m
204 set_kernel_config CONFIG_NETFILTER_XT_MATCH_CGROUP m
206 set_kernel_config CONFIG_NETFILTER_XT_MATCH_IPCOMP m
205 set_kernel_config CONFIG_NETFILTER_XT_MATCH_IPCOMP m
207 set_kernel_config CONFIG_NETFILTER_XT_MATCH_SOCKET m
206 set_kernel_config CONFIG_NETFILTER_XT_MATCH_SOCKET m
208 set_kernel_config CONFIG_NFT_FIB_INET m
207 set_kernel_config CONFIG_NFT_FIB_INET m
209 set_kernel_config CONFIG_NFT_FIB_IPV4 m
208 set_kernel_config CONFIG_NFT_FIB_IPV4 m
210 set_kernel_config CONFIG_NFT_FIB_IPV6 m
209 set_kernel_config CONFIG_NFT_FIB_IPV6 m
211 set_kernel_config CONFIG_NFT_FIB_NETDEV m
210 set_kernel_config CONFIG_NFT_FIB_NETDEV m
212 set_kernel_config CONFIG_NFT_OBJREF m
211 set_kernel_config CONFIG_NFT_OBJREF m
213 set_kernel_config CONFIG_NFT_RT m
212 set_kernel_config CONFIG_NFT_RT m
214 set_kernel_config CONFIG_NFT_SET_BITMAP m
213 set_kernel_config CONFIG_NFT_SET_BITMAP m
215 set_kernel_config CONFIG_NF_CONNTRACK_TIMEOUT y
214 set_kernel_config CONFIG_NF_CONNTRACK_TIMEOUT y
216 set_kernel_config CONFIG_NF_LOG_ARP m
215 set_kernel_config CONFIG_NF_LOG_ARP m
217 set_kernel_config CONFIG_NF_SOCKET_IPV4 m
216 set_kernel_config CONFIG_NF_SOCKET_IPV4 m
218 set_kernel_config CONFIG_NF_SOCKET_IPV6 m
217 set_kernel_config CONFIG_NF_SOCKET_IPV6 m
219 set_kernel_config CONFIG_BRIDGE_EBT_BROUTE m
218 set_kernel_config CONFIG_BRIDGE_EBT_BROUTE m
220 set_kernel_config CONFIG_BRIDGE_EBT_T_FILTER m
219 set_kernel_config CONFIG_BRIDGE_EBT_T_FILTER m
221 set_kernel_config CONFIG_BRIDGE_NF_EBTABLES m
220 set_kernel_config CONFIG_BRIDGE_NF_EBTABLES m
222 set_kernel_config CONFIG_IP6_NF_IPTABLES m
221 set_kernel_config CONFIG_IP6_NF_IPTABLES m
223 set_kernel_config CONFIG_IP6_NF_MATCH_AH m
222 set_kernel_config CONFIG_IP6_NF_MATCH_AH m
224 set_kernel_config CONFIG_IP6_NF_MATCH_EUI64 m
223 set_kernel_config CONFIG_IP6_NF_MATCH_EUI64 m
225 set_kernel_config CONFIG_IP6_NF_NAT m
224 set_kernel_config CONFIG_IP6_NF_NAT m
226 set_kernel_config CONFIG_IP6_NF_TARGET_MASQUERADE m
225 set_kernel_config CONFIG_IP6_NF_TARGET_MASQUERADE m
227 set_kernel_config CONFIG_IP6_NF_TARGET_NPT m
226 set_kernel_config CONFIG_IP6_NF_TARGET_NPT m
228 set_kernel_config CONFIG_IP_NF_SECURITY m
227 set_kernel_config CONFIG_IP_NF_SECURITY m
229 set_kernel_config CONFIG_IP_SET_BITMAP_IPMAC m
228 set_kernel_config CONFIG_IP_SET_BITMAP_IPMAC m
230 set_kernel_config CONFIG_IP_SET_BITMAP_PORT m
229 set_kernel_config CONFIG_IP_SET_BITMAP_PORT m
231 set_kernel_config CONFIG_IP_SET_HASH_IP m
230 set_kernel_config CONFIG_IP_SET_HASH_IP m
232 set_kernel_config CONFIG_IP_SET_HASH_IPMARK m
231 set_kernel_config CONFIG_IP_SET_HASH_IPMARK m
233 set_kernel_config CONFIG_IP_SET_HASH_IPPORT m
232 set_kernel_config CONFIG_IP_SET_HASH_IPPORT m
234 set_kernel_config CONFIG_IP_SET_HASH_IPPORTIP m
233 set_kernel_config CONFIG_IP_SET_HASH_IPPORTIP m
235 set_kernel_config CONFIG_IP_SET_HASH_IPPORTNET m
234 set_kernel_config CONFIG_IP_SET_HASH_IPPORTNET m
236 set_kernel_config CONFIG_IP_SET_HASH_MAC m
235 set_kernel_config CONFIG_IP_SET_HASH_MAC m
237 set_kernel_config CONFIG_IP_SET_HASH_NET m
236 set_kernel_config CONFIG_IP_SET_HASH_NET m
238 set_kernel_config CONFIG_IP_SET_HASH_NETIFACE m
237 set_kernel_config CONFIG_IP_SET_HASH_NETIFACE m
239 set_kernel_config CONFIG_IP_SET_HASH_NETNET m
238 set_kernel_config CONFIG_IP_SET_HASH_NETNET m
240 set_kernel_config CONFIG_IP_SET_HASH_NETPORT m
239 set_kernel_config CONFIG_IP_SET_HASH_NETPORT m
241 set_kernel_config CONFIG_IP_SET_HASH_NETPORTNET m
240 set_kernel_config CONFIG_IP_SET_HASH_NETPORTNET m
242 set_kernel_config CONFIG_IP_SET_LIST_SET m
241 set_kernel_config CONFIG_IP_SET_LIST_SET m
243 set_kernel_config CONFIG_NETFILTER_XTABLES m
242 set_kernel_config CONFIG_NETFILTER_XTABLES m
244 set_kernel_config CONFIG_NETFILTER_XTABLES m
243 set_kernel_config CONFIG_NETFILTER_XTABLES m
245 set_kernel_config CONFIG_NFT_BRIDGE_META m
244 set_kernel_config CONFIG_NFT_BRIDGE_META m
246 set_kernel_config CONFIG_NFT_BRIDGE_REJECT m
245 set_kernel_config CONFIG_NFT_BRIDGE_REJECT m
247 set_kernel_config CONFIG_NFT_CHAIN_NAT_IPV4 m
246 set_kernel_config CONFIG_NFT_CHAIN_NAT_IPV4 m
248 set_kernel_config CONFIG_NFT_CHAIN_NAT_IPV6 m
247 set_kernel_config CONFIG_NFT_CHAIN_NAT_IPV6 m
249 set_kernel_config CONFIG_NFT_CHAIN_ROUTE_IPV4 m
248 set_kernel_config CONFIG_NFT_CHAIN_ROUTE_IPV4 m
250 set_kernel_config CONFIG_NFT_CHAIN_ROUTE_IPV6 m
249 set_kernel_config CONFIG_NFT_CHAIN_ROUTE_IPV6 m
251 set_kernel_config CONFIG_NFT_COMPAT m
250 set_kernel_config CONFIG_NFT_COMPAT m
252 set_kernel_config CONFIG_NFT_COUNTER m
251 set_kernel_config CONFIG_NFT_COUNTER m
253 set_kernel_config CONFIG_NFT_CT m
252 set_kernel_config CONFIG_NFT_CT m
254 set_kernel_config CONFIG_NFT_DUP_IPV4 m
253 set_kernel_config CONFIG_NFT_DUP_IPV4 m
255 set_kernel_config CONFIG_NFT_DUP_IPV6 m
254 set_kernel_config CONFIG_NFT_DUP_IPV6 m
256 set_kernel_config CONFIG_NFT_DUP_NETDEV m
255 set_kernel_config CONFIG_NFT_DUP_NETDEV m
257 set_kernel_config CONFIG_NFT_EXTHDR m
256 set_kernel_config CONFIG_NFT_EXTHDR m
258 set_kernel_config CONFIG_NFT_FWD_NETDEV m
257 set_kernel_config CONFIG_NFT_FWD_NETDEV m
259 set_kernel_config CONFIG_NFT_HASH m
258 set_kernel_config CONFIG_NFT_HASH m
260 set_kernel_config CONFIG_NFT_LIMIT m
259 set_kernel_config CONFIG_NFT_LIMIT m
261 set_kernel_config CONFIG_NFT_LOG m
260 set_kernel_config CONFIG_NFT_LOG m
262 set_kernel_config CONFIG_NFT_MASQ m
261 set_kernel_config CONFIG_NFT_MASQ m
263 set_kernel_config CONFIG_NFT_MASQ_IPV4 m
262 set_kernel_config CONFIG_NFT_MASQ_IPV4 m
264 set_kernel_config CONFIG_NFT_MASQ_IPV6 m
263 set_kernel_config CONFIG_NFT_MASQ_IPV6 m
265 set_kernel_config CONFIG_NFT_META m
264 set_kernel_config CONFIG_NFT_META m
266 set_kernel_config CONFIG_NFT_NAT m
265 set_kernel_config CONFIG_NFT_NAT m
267 set_kernel_config CONFIG_NFT_NUMGEN m
266 set_kernel_config CONFIG_NFT_NUMGEN m
268 set_kernel_config CONFIG_NFT_QUEUE m
267 set_kernel_config CONFIG_NFT_QUEUE m
269 set_kernel_config CONFIG_NFT_QUOTA m
268 set_kernel_config CONFIG_NFT_QUOTA m
270 set_kernel_config CONFIG_NFT_REDIR m
269 set_kernel_config CONFIG_NFT_REDIR m
271 set_kernel_config CONFIG_NFT_REDIR_IPV4 m
270 set_kernel_config CONFIG_NFT_REDIR_IPV4 m
272 set_kernel_config CONFIG_NFT_REDIR_IPV6 m
271 set_kernel_config CONFIG_NFT_REDIR_IPV6 m
273 set_kernel_config CONFIG_NFT_REJECT m
272 set_kernel_config CONFIG_NFT_REJECT m
274 set_kernel_config CONFIG_NFT_REJECT_INET m
273 set_kernel_config CONFIG_NFT_REJECT_INET m
275 set_kernel_config CONFIG_NFT_REJECT_IPV4 m
274 set_kernel_config CONFIG_NFT_REJECT_IPV4 m
276 set_kernel_config CONFIG_NFT_REJECT_IPV6 m
275 set_kernel_config CONFIG_NFT_REJECT_IPV6 m
277 set_kernel_config CONFIG_NFT_SET_HASH m
276 set_kernel_config CONFIG_NFT_SET_HASH m
278 set_kernel_config CONFIG_NFT_SET_RBTREE m
277 set_kernel_config CONFIG_NFT_SET_RBTREE m
279 set_kernel_config CONFIG_NF_CONNTRACK_IPV4 m
278 set_kernel_config CONFIG_NF_CONNTRACK_IPV4 m
280 set_kernel_config CONFIG_NF_CONNTRACK_IPV6 m
279 set_kernel_config CONFIG_NF_CONNTRACK_IPV6 m
281 set_kernel_config CONFIG_NF_DEFRAG_IPV4 m
280 set_kernel_config CONFIG_NF_DEFRAG_IPV4 m
282 set_kernel_config CONFIG_NF_DEFRAG_IPV6 m
281 set_kernel_config CONFIG_NF_DEFRAG_IPV6 m
283 set_kernel_config CONFIG_NF_DUP_IPV4 m
282 set_kernel_config CONFIG_NF_DUP_IPV4 m
284 set_kernel_config CONFIG_NF_DUP_IPV6 m
283 set_kernel_config CONFIG_NF_DUP_IPV6 m
285 set_kernel_config CONFIG_NF_DUP_NETDEV m
284 set_kernel_config CONFIG_NF_DUP_NETDEV m
286 set_kernel_config CONFIG_NF_LOG_BRIDGE m
285 set_kernel_config CONFIG_NF_LOG_BRIDGE m
287 set_kernel_config CONFIG_NF_LOG_IPV4 m
286 set_kernel_config CONFIG_NF_LOG_IPV4 m
288 set_kernel_config CONFIG_NF_LOG_IPV6 m
287 set_kernel_config CONFIG_NF_LOG_IPV6 m
289 set_kernel_config CONFIG_NF_NAT_IPV4 m
288 set_kernel_config CONFIG_NF_NAT_IPV4 m
290 set_kernel_config CONFIG_NF_NAT_IPV6 m
289 set_kernel_config CONFIG_NF_NAT_IPV6 m
291 set_kernel_config CONFIG_NF_NAT_MASQUERADE_IPV4 m
290 set_kernel_config CONFIG_NF_NAT_MASQUERADE_IPV4 m
292 set_kernel_config CONFIG_NF_NAT_MASQUERADE_IPV6 m
291 set_kernel_config CONFIG_NF_NAT_MASQUERADE_IPV6 m
293 set_kernel_config CONFIG_NF_NAT_PPTP m
292 set_kernel_config CONFIG_NF_NAT_PPTP m
294 set_kernel_config CONFIG_NF_NAT_PROTO_GRE m
293 set_kernel_config CONFIG_NF_NAT_PROTO_GRE m
295 set_kernel_config CONFIG_NF_NAT_REDIRECT m
294 set_kernel_config CONFIG_NF_NAT_REDIRECT m
296 set_kernel_config CONFIG_NF_NAT_SIP m
295 set_kernel_config CONFIG_NF_NAT_SIP m
297 set_kernel_config CONFIG_NF_NAT_SNMP_BASIC m
296 set_kernel_config CONFIG_NF_NAT_SNMP_BASIC m
298 set_kernel_config CONFIG_NF_NAT_TFTP m
297 set_kernel_config CONFIG_NF_NAT_TFTP m
299 set_kernel_config CONFIG_NF_REJECT_IPV4 m
298 set_kernel_config CONFIG_NF_REJECT_IPV4 m
300 set_kernel_config CONFIG_NF_REJECT_IPV6 m
299 set_kernel_config CONFIG_NF_REJECT_IPV6 m
301 set_kernel_config CONFIG_NF_TABLES m
300 set_kernel_config CONFIG_NF_TABLES m
302 set_kernel_config CONFIG_NF_TABLES_ARP m
301 set_kernel_config CONFIG_NF_TABLES_ARP m
303 set_kernel_config CONFIG_NF_TABLES_BRIDGE m
302 set_kernel_config CONFIG_NF_TABLES_BRIDGE m
304 set_kernel_config CONFIG_NF_TABLES_INET m
303 set_kernel_config CONFIG_NF_TABLES_INET m
305 set_kernel_config CONFIG_NF_TABLES_IPV4 m
304 set_kernel_config CONFIG_NF_TABLES_IPV4 m
306 set_kernel_config CONFIG_NF_TABLES_IPV6 m
305 set_kernel_config CONFIG_NF_TABLES_IPV6 m
307 set_kernel_config CONFIG_NF_TABLES_NETDEV m
306 set_kernel_config CONFIG_NF_TABLES_NETDEV m
308 fi
307 fi
309
308
310 # 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
309 # 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
311 if [ "$KERNEL_BPF" = true ] ; then
310 if [ "$KERNEL_BPF" = true ] ; then
312 set_kernel_config CONFIG_BPF_SYSCALL y
311 set_kernel_config CONFIG_BPF_SYSCALL y
313 set_kernel_config CONFIG_BPF_EVENTS y
312 set_kernel_config CONFIG_BPF_EVENTS y
314 set_kernel_config CONFIG_BPF_STREAM_PARSER y
313 set_kernel_config CONFIG_BPF_STREAM_PARSER y
315 set_kernel_config CONFIG_CGROUP_BPF y
314 set_kernel_config CONFIG_CGROUP_BPF y
316 fi
315 fi
317
316
318 # KERNEL_DEFAULT_GOV was set by user
317 # KERNEL_DEFAULT_GOV was set by user
319 if [ "$KERNEL_DEFAULT_GOV" != powersave ] && [ -n "$KERNEL_DEFAULT_GOV" ] ; then
318 if [ "$KERNEL_DEFAULT_GOV" != powersave ] && [ -n "$KERNEL_DEFAULT_GOV" ] ; then
320
319
321 case "$KERNEL_DEFAULT_GOV" in
320 case "$KERNEL_DEFAULT_GOV" in
322 performance)
321 performance)
323 set_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE y
322 set_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE y
324 ;;
323 ;;
325 userspace)
324 userspace)
326 set_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE y
325 set_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE y
327 ;;
326 ;;
328 ondemand)
327 ondemand)
329 set_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND y
328 set_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND y
330 ;;
329 ;;
331 conservative)
330 conservative)
332 set_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_CONSERVATIVE y
331 set_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_CONSERVATIVE y
333 ;;
332 ;;
334 shedutil)
333 shedutil)
335 set_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_SCHEDUTIL y
334 set_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_SCHEDUTIL y
336 ;;
335 ;;
337 *)
336 *)
338 echo "error: unsupported default cpu governor"
337 echo "error: unsupported default cpu governor"
339 exit 1
338 exit 1
340 ;;
339 ;;
341 esac
340 esac
342
341
343 # unset previous default governor
342 # unset previous default governor
344 unset_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_POWERSAVE
343 unset_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_POWERSAVE
345 fi
344 fi
346
345
347
346
348 #Revert to previous directory
347 #Revert to previous directory
349 cd "${WORKDIR}" || exit
348 cd "${WORKDIR}" || exit
350
349
351 # Set kernel configuration parameters to enable qemu emulation
350 # Set kernel configuration parameters to enable qemu emulation
352 if [ "$ENABLE_QEMU" = true ] ; then
351 if [ "$ENABLE_QEMU" = true ] ; then
353 echo "CONFIG_FHANDLE=y" >> "${KERNEL_DIR}"/.config
352 echo "CONFIG_FHANDLE=y" >> "${KERNEL_DIR}"/.config
354 echo "CONFIG_LBDAF=y" >> "${KERNEL_DIR}"/.config
353 echo "CONFIG_LBDAF=y" >> "${KERNEL_DIR}"/.config
355
354
356 if [ "$ENABLE_CRYPTFS" = true ] ; then
355 if [ "$ENABLE_CRYPTFS" = true ] ; then
357 {
356 {
358 echo "CONFIG_EMBEDDED=y"
357 echo "CONFIG_EMBEDDED=y"
359 echo "CONFIG_EXPERT=y"
358 echo "CONFIG_EXPERT=y"
360 echo "CONFIG_DAX=y"
359 echo "CONFIG_DAX=y"
361 echo "CONFIG_MD=y"
360 echo "CONFIG_MD=y"
362 echo "CONFIG_BLK_DEV_MD=y"
361 echo "CONFIG_BLK_DEV_MD=y"
363 echo "CONFIG_MD_AUTODETECT=y"
362 echo "CONFIG_MD_AUTODETECT=y"
364 echo "CONFIG_BLK_DEV_DM=y"
363 echo "CONFIG_BLK_DEV_DM=y"
365 echo "CONFIG_BLK_DEV_DM_BUILTIN=y"
364 echo "CONFIG_BLK_DEV_DM_BUILTIN=y"
366 echo "CONFIG_DM_CRYPT=y"
365 echo "CONFIG_DM_CRYPT=y"
367 echo "CONFIG_CRYPTO_BLKCIPHER=y"
366 echo "CONFIG_CRYPTO_BLKCIPHER=y"
368 echo "CONFIG_CRYPTO_CBC=y"
367 echo "CONFIG_CRYPTO_CBC=y"
369 echo "CONFIG_CRYPTO_XTS=y"
368 echo "CONFIG_CRYPTO_XTS=y"
370 echo "CONFIG_CRYPTO_SHA512=y"
369 echo "CONFIG_CRYPTO_SHA512=y"
371 echo "CONFIG_CRYPTO_MANAGER=y"
370 echo "CONFIG_CRYPTO_MANAGER=y"
372 } >> "${KERNEL_DIR}"/.config
371 } >> "${KERNEL_DIR}"/.config
373 fi
372 fi
374 fi
373 fi
375
374
376 # Copy custom kernel configuration file
375 # Copy custom kernel configuration file
377 if [ -n "$KERNELSRC_USRCONFIG" ] ; then
376 if [ -n "$KERNELSRC_USRCONFIG" ] ; then
378 cp "$KERNELSRC_USRCONFIG" "${KERNEL_DIR}"/.config
377 cp "$KERNELSRC_USRCONFIG" "${KERNEL_DIR}"/.config
379 fi
378 fi
380
379
381 # Set kernel configuration parameters to their default values
380 # Set kernel configuration parameters to their default values
382 if [ "$KERNEL_OLDDEFCONFIG" = true ] ; then
381 if [ "$KERNEL_OLDDEFCONFIG" = true ] ; then
383 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" olddefconfig
382 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" olddefconfig
384 fi
383 fi
385
384
386 # Start menu-driven kernel configuration (interactive)
385 # Start menu-driven kernel configuration (interactive)
387 if [ "$KERNEL_MENUCONFIG" = true ] ; then
386 if [ "$KERNEL_MENUCONFIG" = true ] ; then
388 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" menuconfig
387 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" menuconfig
389 fi
388 fi
390 # end if "$KERNELSRC_CONFIG" = true
389 # end if "$KERNELSRC_CONFIG" = true
391 fi
390 fi
392
391
393 # Use ccache to cross compile the kernel
392 # Use ccache to cross compile the kernel
394 if [ "$KERNEL_CCACHE" = true ] ; then
393 if [ "$KERNEL_CCACHE" = true ] ; then
395 cc="ccache ${CROSS_COMPILE}gcc"
394 cc="ccache ${CROSS_COMPILE}gcc"
396 else
395 else
397 cc="${CROSS_COMPILE}gcc"
396 cc="${CROSS_COMPILE}gcc"
398 fi
397 fi
399
398
400 # Cross compile kernel and dtbs
399 # Cross compile kernel and dtbs
401 make -C "${KERNEL_DIR}" -j"${KERNEL_THREADS}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" "${KERNEL_BIN_IMAGE}" dtbs
400 make -C "${KERNEL_DIR}" -j"${KERNEL_THREADS}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" "${KERNEL_BIN_IMAGE}" dtbs
402
401
403 # Cross compile kernel modules
402 # Cross compile kernel modules
404 if grep -q "CONFIG_MODULES=y" "${KERNEL_DIR}/.config" ; then
403 if grep -q "CONFIG_MODULES=y" "${KERNEL_DIR}/.config" ; then
405 make -C "${KERNEL_DIR}" -j"${KERNEL_THREADS}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" modules
404 make -C "${KERNEL_DIR}" -j"${KERNEL_THREADS}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" modules
406 fi
405 fi
407 # end if "$KERNELSRC_PREBUILT" = false
406 # end if "$KERNELSRC_PREBUILT" = false
408 fi
407 fi
409
408
410 # Check if kernel compilation was successful
409 # Check if kernel compilation was successful
411 if [ ! -r "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" ] ; then
410 if [ ! -r "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" ] ; then
412 echo "error: kernel compilation failed! (kernel image not found)"
411 echo "error: kernel compilation failed! (kernel image not found)"
413 cleanup
412 cleanup
414 exit 1
413 exit 1
415 fi
414 fi
416
415
417 # Install kernel modules
416 # Install kernel modules
418 if [ "$ENABLE_REDUCE" = true ] ; then
417 if [ "$ENABLE_REDUCE" = true ] ; then
419 if grep -q "CONFIG_MODULES=y" "${KERNEL_DIR}/.config" ; then
418 if grep -q "CONFIG_MODULES=y" "${KERNEL_DIR}/.config" ; then
420 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_MOD_STRIP=1 INSTALL_MOD_PATH=../../.. modules_install
419 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_MOD_STRIP=1 INSTALL_MOD_PATH=../../.. modules_install
421 fi
420 fi
422 else
421 else
423 if grep -q "CONFIG_MODULES=y" "${KERNEL_DIR}/.config" ; then
422 if grep -q "CONFIG_MODULES=y" "${KERNEL_DIR}/.config" ; then
424 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_MOD_PATH=../../.. modules_install
423 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_MOD_PATH=../../.. modules_install
425 fi
424 fi
426
425
427 # Install kernel firmware
426 # Install kernel firmware
428 if grep -q "^firmware_install:" "${KERNEL_DIR}/Makefile" ; then
427 if grep -q "^firmware_install:" "${KERNEL_DIR}/Makefile" ; then
429 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_FW_PATH=../../../lib firmware_install
428 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_FW_PATH=../../../lib firmware_install
430 fi
429 fi
431 fi
430 fi
432
431
433 # Install kernel headers
432 # Install kernel headers
434 if [ "$KERNEL_HEADERS" = true ] && [ "$KERNEL_REDUCE" = false ] ; then
433 if [ "$KERNEL_HEADERS" = true ] && [ "$KERNEL_REDUCE" = false ] ; then
435 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_HDR_PATH=../.. headers_install
434 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_HDR_PATH=../.. headers_install
436 fi
435 fi
437 # make tar.gz kernel package - missing os bzw. modules
436 # make tar.gz kernel package - missing os bzw. modules
438 #** ** ** WARNING ** ** **
437 #** ** ** WARNING ** ** **
439 #Your architecture did not define any architecture-dependent files
438 #Your architecture did not define any architecture-dependent files
440 #to be placed into the tarball. Please add those to ./scripts/package/buildtar .
439 #to be placed into the tarball. Please add those to ./scripts/package/buildtar .
441 # make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" targz-pkg
440 # make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" targz-pkg
442
441
443 # Prepare boot (firmware) directory
442 # Prepare boot (firmware) directory
444 mkdir "${BOOT_DIR}"
443 mkdir "${BOOT_DIR}"
445
444
446 # Get kernel release version
445 # Get kernel release version
447 KERNEL_VERSION=$(cat "${KERNEL_DIR}/include/config/kernel.release")
446 KERNEL_VERSION=$(cat "${KERNEL_DIR}/include/config/kernel.release")
448
447
449 # Copy kernel configuration file to the boot directory
448 # Copy kernel configuration file to the boot directory
450 install_readonly "${KERNEL_DIR}/.config" "${R}/boot/config-${KERNEL_VERSION}"
449 install_readonly "${KERNEL_DIR}/.config" "${R}/boot/config-${KERNEL_VERSION}"
451
450
452 # Prepare device tree directory
451 # Prepare device tree directory
453 mkdir "${BOOT_DIR}/overlays"
452 mkdir "${BOOT_DIR}/overlays"
454
453
455 # Ensure the proper .dtb is located
454 # Ensure the proper .dtb is located
456 if [ "$KERNEL_ARCH" = "arm" ] ; then
455 if [ "$KERNEL_ARCH" = "arm" ] ; then
457 for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/"*.dtb ; do
456 for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/"*.dtb ; do
458 if [ -f "${dtb}" ] ; then
457 if [ -f "${dtb}" ] ; then
459 install_readonly "${dtb}" "${BOOT_DIR}/"
458 install_readonly "${dtb}" "${BOOT_DIR}/"
460 fi
459 fi
461 done
460 done
462 else
461 else
463 for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/broadcom/"*.dtb ; do
462 for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/broadcom/"*.dtb ; do
464 if [ -f "${dtb}" ] ; then
463 if [ -f "${dtb}" ] ; then
465 install_readonly "${dtb}" "${BOOT_DIR}/"
464 install_readonly "${dtb}" "${BOOT_DIR}/"
466 fi
465 fi
467 done
466 done
468 fi
467 fi
469
468
470 # Copy compiled dtb device tree files
469 # Copy compiled dtb device tree files
471 if [ -d "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays" ] ; then
470 if [ -d "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays" ] ; then
472 for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/"*.dtb ; do
471 for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/"*.dtb ; do
473 if [ -f "${dtb}" ] ; then
472 if [ -f "${dtb}" ] ; then
474 install_readonly "${dtb}" "${BOOT_DIR}/overlays/"
473 install_readonly "${dtb}" "${BOOT_DIR}/overlays/"
475 fi
474 fi
476 done
475 done
477
476
478 if [ -f "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/README" ] ; then
477 if [ -f "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/README" ] ; then
479 install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/README" "${BOOT_DIR}/overlays/README"
478 install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/README" "${BOOT_DIR}/overlays/README"
480 fi
479 fi
481 fi
480 fi
482
481
483 if [ "$ENABLE_UBOOT" = false ] ; then
482 if [ "$ENABLE_UBOOT" = false ] ; then
484 # Convert and copy kernel image to the boot directory
483 # Convert and copy kernel image to the boot directory
485 "${KERNEL_DIR}/scripts/mkknlimg" "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" "${BOOT_DIR}/${KERNEL_IMAGE}"
484 "${KERNEL_DIR}/scripts/mkknlimg" "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" "${BOOT_DIR}/${KERNEL_IMAGE}"
486 else
485 else
487 # Copy kernel image to the boot directory
486 # Copy kernel image to the boot directory
488 install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" "${BOOT_DIR}/${KERNEL_IMAGE}"
487 install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" "${BOOT_DIR}/${KERNEL_IMAGE}"
489 fi
488 fi
490
489
491 # Remove kernel sources
490 # Remove kernel sources
492 if [ "$KERNEL_REMOVESRC" = true ] ; then
491 if [ "$KERNEL_REMOVESRC" = true ] ; then
493 rm -fr "${KERNEL_DIR}"
492 rm -fr "${KERNEL_DIR}"
494 else
493 else
495 # Prepare compiled kernel modules
494 # Prepare compiled kernel modules
496 if grep -q "CONFIG_MODULES=y" "${KERNEL_DIR}/.config" ; then
495 if grep -q "CONFIG_MODULES=y" "${KERNEL_DIR}/.config" ; then
497 if grep -q "^modules_prepare:" "${KERNEL_DIR}/Makefile" ; then
496 if grep -q "^modules_prepare:" "${KERNEL_DIR}/Makefile" ; then
498 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" modules_prepare
497 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" modules_prepare
499 fi
498 fi
500
499
501 # Create symlinks for kernel modules
500 # Create symlinks for kernel modules
502 chroot_exec ln -sf /usr/src/linux "/lib/modules/${KERNEL_VERSION}/build"
501 chroot_exec ln -sf /usr/src/linux "/lib/modules/${KERNEL_VERSION}/build"
503 chroot_exec ln -sf /usr/src/linux "/lib/modules/${KERNEL_VERSION}/source"
502 chroot_exec ln -sf /usr/src/linux "/lib/modules/${KERNEL_VERSION}/source"
504 fi
503 fi
505 fi
504 fi
506
505
507 else # BUILD_KERNEL=false
506 else # BUILD_KERNEL=false
508 # echo Install precompiled kernel...
507 # echo Install precompiled kernel...
509 # echo error: not implemented
508 # echo error: not implemented
510 if [ "$SET_ARCH" = 64 ] && { [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; } ; then
509 if [ "$SET_ARCH" = 64 ] && { [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; } ; then
511
510
512 # Use Sakakis modified kernel if ZSWAP is active
511 # Use Sakakis modified kernel if ZSWAP is active
513 if [ "$KERNEL_ZSWAP" = true ] || [ "$KERNEL_VIRT" = true ] || [ "$KERNEL_NF" = true ] || [ "$KERNEL_BPF" = true ] ; then
512 if [ "$KERNEL_ZSWAP" = true ] || [ "$KERNEL_VIRT" = true ] || [ "$KERNEL_NF" = true ] || [ "$KERNEL_BPF" = true ] ; then
514 RPI3_64_KERNEL_URL="${RPI3_64_BIS_KERNEL_URL}"
513 RPI3_64_KERNEL_URL="${RPI3_64_BIS_KERNEL_URL}"
515 fi
514 fi
516
515
517 # Create temporary directory for dl
516 # Create temporary directory for dl
518 temp_dir=$(as_nobody mktemp -d)
517 temp_dir=$(as_nobody mktemp -d)
519
518
520 # Fetch kernel dl
519 # Fetch kernel dl
521 as_nobody wget -O "${temp_dir}"/kernel.tar.xz -c "$RPI3_64_KERNEL_URL"
520 as_nobody wget -O "${temp_dir}"/kernel.tar.xz -c "$RPI3_64_KERNEL_URL"
522
521
523 #extract download
522 #extract download
524 tar -xJf "${temp_dir}"/kernel.tar.xz -C "${temp_dir}"
523 tar -xJf "${temp_dir}"/kernel.tar.xz -C "${temp_dir}"
525
524
526 #move extracted kernel to /boot/firmware
525 #move extracted kernel to /boot/firmware
527 mkdir "${R}/boot/firmware"
526 mkdir "${R}/boot/firmware"
528 cp "${temp_dir}"/boot/* "${R}"/boot/firmware/
527 cp "${temp_dir}"/boot/* "${R}"/boot/firmware/
529 cp -r "${temp_dir}"/lib/* "${R}"/lib/
528 cp -r "${temp_dir}"/lib/* "${R}"/lib/
530
529
531 # Remove temporary directory for kernel sources
530 # Remove temporary directory for kernel sources
532 rm -fr "${temp_dir}"
531 rm -fr "${temp_dir}"
533
532
534 # Set permissions of the kernel sources
533 # Set permissions of the kernel sources
535 chown -R root:root "${R}/boot/firmware"
534 chown -R root:root "${R}/boot/firmware"
536 chown -R root:root "${R}/lib/modules"
535 chown -R root:root "${R}/lib/modules"
537 fi
536 fi
538
537
539 # Install Kernel from hypriot comptabile with all Raspberry PI
538 # Install Kernel from hypriot comptabile with all Raspberry PI
540 if [ "$SET_ARCH" = 32 ] ; then
539 if [ "$SET_ARCH" = 32 ] ; then
541 # Create temporary directory for dl
540 # Create temporary directory for dl
542 temp_dir=$(as_nobody mktemp -d)
541 temp_dir=$(as_nobody mktemp -d)
543
542
544 # Fetch kernel
543 # Fetch kernel
545 as_nobody wget -O "${temp_dir}"/kernel.deb -c "$RPI_32_KERNEL_URL"
544 as_nobody wget -O "${temp_dir}"/kernel.deb -c "$RPI_32_KERNEL_URL"
546
545
547 # Copy downloaded U-Boot sources
546 # Copy downloaded U-Boot sources
548 mv "${temp_dir}"/kernel.deb "${R}"/tmp/kernel.deb
547 mv "${temp_dir}"/kernel.deb "${R}"/tmp/kernel.deb
549
548
550 # Set permissions
549 # Set permissions
551 chown -R root:root "${R}"/tmp/kernel.deb
550 chown -R root:root "${R}"/tmp/kernel.deb
552
551
553 # Install kernel
552 # Install kernel
554 chroot_exec dpkg -i /tmp/kernel.deb
553 chroot_exec dpkg -i /tmp/kernel.deb
555
554
556 # move /boot to /boot/firmware to fit script env.
555 # move /boot to /boot/firmware to fit script env.
557 #mkdir "${BOOT_DIR}"
556 #mkdir "${BOOT_DIR}"
558 mkdir "${temp_dir}"/firmware
557 mkdir "${temp_dir}"/firmware
559 mv "${R}"/boot/* "${temp_dir}"/firmware/
558 mv "${R}"/boot/* "${temp_dir}"/firmware/
560 mv "${temp_dir}"/firmware "${R}"/boot/
559 mv "${temp_dir}"/firmware "${R}"/boot/
561
560
562 #same for kernel headers
561 #same for kernel headers
563 if [ "$KERNEL_HEADERS" = true ] ; then
562 if [ "$KERNEL_HEADERS" = true ] ; then
564 # Fetch kernel header
563 # Fetch kernel header
565 as_nobody wget -O "${temp_dir}"/kernel-header.deb -c "$RPI_32_KERNELHEADER_URL"
564 as_nobody wget -O "${temp_dir}"/kernel-header.deb -c "$RPI_32_KERNELHEADER_URL"
566 mv "${temp_dir}"/kernel-header.deb "${R}"/tmp/kernel-header.deb
565 mv "${temp_dir}"/kernel-header.deb "${R}"/tmp/kernel-header.deb
567 chown -R root:root "${R}"/tmp/kernel-header.deb
566 chown -R root:root "${R}"/tmp/kernel-header.deb
568 # Install kernel header
567 # Install kernel header
569 chroot_exec dpkg -i /tmp/kernel-header.deb
568 chroot_exec dpkg -i /tmp/kernel-header.deb
570 rm -f "${R}"/tmp/kernel-header.deb
569 rm -f "${R}"/tmp/kernel-header.deb
571 fi
570 fi
572
571
573 # Remove temporary directory and files
572 # Remove temporary directory and files
574 rm -fr "${temp_dir}"
573 rm -fr "${temp_dir}"
575 rm -f "${R}"/tmp/kernel.deb
574 rm -f "${R}"/tmp/kernel.deb
576 fi
575 fi
577
576
578 # Check if kernel installation was successful
577 # Check if kernel installation was successful
579 KERNEL="$(ls -1 "${R}"/boot/firmware/kernel* | sort | tail -n 1)"
578 KERNEL="$(ls -1 "${R}"/boot/firmware/kernel* | sort | tail -n 1)"
580 if [ -z "$KERNEL" ] ; then
579 if [ -z "$KERNEL" ] ; then
581 echo "error: kernel installation failed! (/boot/kernel* not found)"
580 echo "error: kernel installation failed! (/boot/kernel* not found)"
582 cleanup
581 cleanup
583 exit 1
582 exit 1
584 fi
583 fi
585 fi
584 fi
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