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