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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 # Fetch and build latest raspberry kernel
8 # Fetch and build latest raspberry kernel
9 if [ "$BUILD_KERNEL" = true ] ; then
9 if [ "$BUILD_KERNEL" = true ] ; then
10 # Setup source directory
10 # Setup source directory
11 mkdir -p "${KERNEL_DIR}"
11 mkdir -p "${KERNEL_DIR}"
12
12
13 # Copy existing kernel sources into chroot directory
13 # Copy existing kernel sources into chroot directory
14 if [ -n "$KERNELSRC_DIR" ] && [ -d "$KERNELSRC_DIR" ] ; then
14 if [ -n "$KERNELSRC_DIR" ] && [ -d "$KERNELSRC_DIR" ] ; then
15 # Copy kernel sources and include hidden files
15 # Copy kernel sources and include hidden files
16 cp -r "${KERNELSRC_DIR}/". "${KERNEL_DIR}"
16 cp -r "${KERNELSRC_DIR}/". "${KERNEL_DIR}"
17
17
18 # Clean the kernel sources
18 # Clean the kernel sources
19 if [ "$KERNELSRC_CLEAN" = true ] && [ "$KERNELSRC_PREBUILT" = false ] ; then
19 if [ "$KERNELSRC_CLEAN" = true ] && [ "$KERNELSRC_PREBUILT" = false ] ; then
20 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" mrproper
20 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" mrproper
21 fi
21 fi
22 else # KERNELSRC_DIR=""
22 else # KERNELSRC_DIR=""
23 # Create temporary directory for kernel sources
23 # Create temporary directory for kernel sources
24 temp_dir=$(as_nobody mktemp -d)
24 temp_dir=$(as_nobody mktemp -d)
25
25
26 # Fetch current RPi2/3 kernel sources
26 # Fetch current RPi2/3 kernel sources
27 if [ -z "${KERNEL_BRANCH}" ] ; then
27 if [ -z "${KERNEL_BRANCH}" ] ; then
28 as_nobody -H git -C "${temp_dir}" clone --depth=1 "${KERNEL_URL}" linux
28 as_nobody -H git -C "${temp_dir}" clone --depth=1 "${KERNEL_URL}" linux
29 else
29 else
30 as_nobody -H git -C "${temp_dir}" clone --depth=1 --branch "${KERNEL_BRANCH}" "${KERNEL_URL}" linux
30 as_nobody -H git -C "${temp_dir}" clone --depth=1 --branch "${KERNEL_BRANCH}" "${KERNEL_URL}" linux
31 fi
31 fi
32
32
33 # Copy downloaded kernel sources
33 # Copy downloaded kernel sources
34 cp -r "${temp_dir}/linux/"* "${KERNEL_DIR}"
34 cp -r "${temp_dir}/linux/"* "${KERNEL_DIR}"
35
35
36 # Remove temporary directory for kernel sources
36 # Remove temporary directory for kernel sources
37 rm -fr "${temp_dir}"
37 rm -fr "${temp_dir}"
38
38
39 # Set permissions of the kernel sources
39 # Set permissions of the kernel sources
40 chown -R root:root "${R}/usr/src"
40 chown -R root:root "${R}/usr/src"
41 fi
41 fi
42
42
43 # Calculate optimal number of kernel building threads
43 # Calculate optimal number of kernel building threads
44 if [ "$KERNEL_THREADS" = "1" ] && [ -r /proc/cpuinfo ] ; then
44 if [ "$KERNEL_THREADS" = "1" ] && [ -r /proc/cpuinfo ] ; then
45 KERNEL_THREADS=$(grep -c processor /proc/cpuinfo)
45 KERNEL_THREADS=$(grep -c processor /proc/cpuinfo)
46 fi
46 fi
47
47
48 # Configure and build kernel
48 # Configure and build kernel
49 if [ "$KERNELSRC_PREBUILT" = false ] ; then
49 if [ "$KERNELSRC_PREBUILT" = false ] ; then
50 # Remove device, network and filesystem drivers from kernel configuration
50 # Remove device, network and filesystem drivers from kernel configuration
51 if [ "$KERNEL_REDUCE" = true ] ; then
51 if [ "$KERNEL_REDUCE" = true ] ; then
52 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" "${KERNEL_DEFCONFIG}"
52 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" "${KERNEL_DEFCONFIG}"
53 sed -i\
53 sed -i\
54 -e "s/\(^CONFIG_SND.*\=\).*/\1n/"\
54 -e "s/\(^CONFIG_SND.*\=\).*/\1n/"\
55 -e "s/\(^CONFIG_SOUND.*\=\).*/\1n/"\
55 -e "s/\(^CONFIG_SOUND.*\=\).*/\1n/"\
56 -e "s/\(^CONFIG_AC97.*\=\).*/\1n/"\
56 -e "s/\(^CONFIG_AC97.*\=\).*/\1n/"\
57 -e "s/\(^CONFIG_VIDEO_.*\=\).*/\1n/"\
57 -e "s/\(^CONFIG_VIDEO_.*\=\).*/\1n/"\
58 -e "s/\(^CONFIG_MEDIA_TUNER.*\=\).*/\1n/"\
58 -e "s/\(^CONFIG_MEDIA_TUNER.*\=\).*/\1n/"\
59 -e "s/\(^CONFIG_DVB.*\=\)[ym]/\1n/"\
59 -e "s/\(^CONFIG_DVB.*\=\)[ym]/\1n/"\
60 -e "s/\(^CONFIG_REISERFS.*\=\).*/\1n/"\
60 -e "s/\(^CONFIG_REISERFS.*\=\).*/\1n/"\
61 -e "s/\(^CONFIG_JFS.*\=\).*/\1n/"\
61 -e "s/\(^CONFIG_JFS.*\=\).*/\1n/"\
62 -e "s/\(^CONFIG_XFS.*\=\).*/\1n/"\
62 -e "s/\(^CONFIG_XFS.*\=\).*/\1n/"\
63 -e "s/\(^CONFIG_GFS2.*\=\).*/\1n/"\
63 -e "s/\(^CONFIG_GFS2.*\=\).*/\1n/"\
64 -e "s/\(^CONFIG_OCFS2.*\=\).*/\1n/"\
64 -e "s/\(^CONFIG_OCFS2.*\=\).*/\1n/"\
65 -e "s/\(^CONFIG_BTRFS.*\=\).*/\1n/"\
65 -e "s/\(^CONFIG_BTRFS.*\=\).*/\1n/"\
66 -e "s/\(^CONFIG_HFS.*\=\).*/\1n/"\
66 -e "s/\(^CONFIG_HFS.*\=\).*/\1n/"\
67 -e "s/\(^CONFIG_JFFS2.*\=\)[ym]/\1n/"\
67 -e "s/\(^CONFIG_JFFS2.*\=\)[ym]/\1n/"\
68 -e "s/\(^CONFIG_UBIFS.*\=\).*/\1n/"\
68 -e "s/\(^CONFIG_UBIFS.*\=\).*/\1n/"\
69 -e "s/\(^CONFIG_SQUASHFS.*\=\)[ym]/\1n/"\
69 -e "s/\(^CONFIG_SQUASHFS.*\=\)[ym]/\1n/"\
70 -e "s/\(^CONFIG_W1.*\=\)[ym]/\1n/"\
70 -e "s/\(^CONFIG_W1.*\=\)[ym]/\1n/"\
71 -e "s/\(^CONFIG_HAMRADIO.*\=\).*/\1n/"\
71 -e "s/\(^CONFIG_HAMRADIO.*\=\).*/\1n/"\
72 -e "s/\(^CONFIG_CAN.*\=\).*/\1n/"\
72 -e "s/\(^CONFIG_CAN.*\=\).*/\1n/"\
73 -e "s/\(^CONFIG_IRDA.*\=\).*/\1n/"\
73 -e "s/\(^CONFIG_IRDA.*\=\).*/\1n/"\
74 -e "s/\(^CONFIG_BT_.*\=\).*/\1n/"\
74 -e "s/\(^CONFIG_BT_.*\=\).*/\1n/"\
75 -e "s/\(^CONFIG_WIMAX.*\=\)[ym]/\1n/"\
75 -e "s/\(^CONFIG_WIMAX.*\=\)[ym]/\1n/"\
76 -e "s/\(^CONFIG_6LOWPAN.*\=\).*/\1n/"\
76 -e "s/\(^CONFIG_6LOWPAN.*\=\).*/\1n/"\
77 -e "s/\(^CONFIG_IEEE802154.*\=\).*/\1n/"\
77 -e "s/\(^CONFIG_IEEE802154.*\=\).*/\1n/"\
78 -e "s/\(^CONFIG_NFC.*\=\).*/\1n/"\
78 -e "s/\(^CONFIG_NFC.*\=\).*/\1n/"\
79 -e "s/\(^CONFIG_FB_TFT=.*\=\).*/\1n/"\
79 -e "s/\(^CONFIG_FB_TFT=.*\=\).*/\1n/"\
80 -e "s/\(^CONFIG_TOUCHSCREEN.*\=\).*/\1n/"\
80 -e "s/\(^CONFIG_TOUCHSCREEN.*\=\).*/\1n/"\
81 -e "s/\(^CONFIG_USB_GSPCA_.*\=\).*/\1n/"\
81 -e "s/\(^CONFIG_USB_GSPCA_.*\=\).*/\1n/"\
82 -e "s/\(^CONFIG_DRM.*\=\).*/\1n/"\
82 -e "s/\(^CONFIG_DRM.*\=\).*/\1n/"\
83 "${KERNEL_DIR}/.config"
83 "${KERNEL_DIR}/.config"
84 fi
84 fi
85
85
86 if [ "$KERNELSRC_CONFIG" = true ] ; then
86 if [ "$KERNELSRC_CONFIG" = true ] ; then
87 # Load default raspberry kernel configuration
87 # Load default raspberry kernel configuration
88 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" "${KERNEL_DEFCONFIG}"
88 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" "${KERNEL_DEFCONFIG}"
89
89
90 #Switch to KERNELSRC_DIR so we can use set_kernel_config
90 #Switch to KERNELSRC_DIR so we can use set_kernel_config
91 cd "${KERNEL_DIR}"
91 cd "${KERNEL_DIR}"
92
92
93 # enable ZSWAP see https://askubuntu.com/a/472227 or https://wiki.archlinux.org/index.php/zswap
93 # enable ZSWAP see https://askubuntu.com/a/472227 or https://wiki.archlinux.org/index.php/zswap
94 if [ "$KERNEL_ZSWAP" = true ] && { [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; } ; then
94 if [ "$KERNEL_ZSWAP" = true ] && { [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; } ; then
95 set_kernel_config ZPOOL y
95 set_kernel_config CONFIG_ZPOOL y
96 set_kernel_config ZSWAP y
96 set_kernel_config CONFIG_ZSWAP y
97 set_kernel_config ZBUD y
97 set_kernel_config CONFIG_ZBUD y
98 set_kernel_config Z3FOLD y
98 set_kernel_config CONFIG_Z3FOLD y
99 set_kernel_config ZSMALLOC y
99 set_kernel_config CONFIG_ZSMALLOC y
100 set_kernel_config PGTABLE_MAPPING y
100 set_kernel_config CONFIG_PGTABLE_MAPPING y
101 fi
101 fi
102
102
103 # enable basic KVM support; see https://www.raspberrypi.org/forums/viewtopic.php?f=63&t=210546&start=25#p1300453
103 # enable basic KVM support; see https://www.raspberrypi.org/forums/viewtopic.php?f=63&t=210546&start=25#p1300453
104 if [ "$KERNEL_VIRT" = true ] && { [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; } ; then
104 if [ "$KERNEL_VIRT" = true ] && { [ "$RPI_MODEL" = 2 ] || [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; } ; then
105 set_kernel_config VIRTUALIZATION y
105 set_kernel_config CONFIG_VIRTUALIZATION y
106 set_kernel_config KVM y
106 set_kernel_config CONFIG_KVM y
107 set_kernel_config VHOST_NET m
107 set_kernel_config CONFIG_VHOST_NET m
108 set_kernel_config VHOST_CROSS_ENDIAN_LEGACY y
108 set_kernel_config CONFIG_VHOST_CROSS_ENDIAN_LEGACY y
109 fi
109 fi
110
110
111 # Netfilter kernel support See https://github.com/raspberrypi/linux/issues/2177#issuecomment-354647406
111 # Netfilter kernel support See https://github.com/raspberrypi/linux/issues/2177#issuecomment-354647406
112 if [ "$KERNEL_NF" = true ] && { [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; } ; then
112 if [ "$KERNEL_NF" = true ] && { [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; } ; then
113 set_kernel_config CONFIG_NETFILTER_XTABLES m
113 set_kernel_config CONFIG_IP_NF_TARGET_SYNPROXY m
114 set_kernel_config CONFIG_NF_DUP_NETDEV m
114 set_kernel_config CONFIG_NETFILTER_XT_MATCH_CGROUP m
115 set_kernel_config CONFIG_NF_NAT_SIP m
115 set_kernel_config CONFIG_NETFILTER_XT_MATCH_IPCOMP m
116 set_kernel_config CONFIG_NF_TABLES_ARP m
116 set_kernel_config CONFIG_NFT_FIB_INET m
117 set_kernel_config CONFIG_NF_TABLES_BRIDGE m
117 set_kernel_config CONFIG_NFT_FIB_IPV4 m
118 set_kernel_config NF_TABLES m
118 set_kernel_config CONFIG_NFT_FIB_IPV6 m
119 set_kernel_config CONFIG_NFT_FIB_NETDEV m
120 set_kernel_config CONFIG_NFT_OBJREF m
121 set_kernel_config CONFIG_NFT_RT m
122 set_kernel_config CONFIG_NFT_SET_BITMAP m
123 set_kernel_config CONFIG_NF_CONNTRACK_TIMEOUT m
124 set_kernel_config CONFIG_NF_LOG_ARP m
125 set_kernel_config CONFIG_NF_SOCKET_IPV4 m
126 set_kernel_config CONFIG_NF_SOCKET_IPV6 m
119 set_kernel_config CONFIG_BRIDGE_EBT_BROUTE m
127 set_kernel_config CONFIG_BRIDGE_EBT_BROUTE m
120 set_kernel_config CONFIG_BRIDGE_EBT_T_FILTER m
128 set_kernel_config CONFIG_BRIDGE_EBT_T_FILTER m
121 set_kernel_config CONFIG_BRIDGE_NF_EBTABLES m
129 set_kernel_config CONFIG_BRIDGE_NF_EBTABLES m
122 set_kernel_config CONFIG_IP6_NF_IPTABLES m
130 set_kernel_config CONFIG_IP6_NF_IPTABLES m
123 set_kernel_config CONFIG_IP6_NF_MATCH_AH m
131 set_kernel_config CONFIG_IP6_NF_MATCH_AH m
124 set_kernel_config CONFIG_IP6_NF_MATCH_EUI64 m
132 set_kernel_config CONFIG_IP6_NF_MATCH_EUI64 m
125 set_kernel_config CONFIG_IP6_NF_NAT m
133 set_kernel_config CONFIG_IP6_NF_NAT m
126 set_kernel_config CONFIG_IP6_NF_TARGET_MASQUERADE m
134 set_kernel_config CONFIG_IP6_NF_TARGET_MASQUERADE m
127 set_kernel_config CONFIG_IP6_NF_TARGET_NPT m
135 set_kernel_config CONFIG_IP6_NF_TARGET_NPT m
128 set_kernel_config CONFIG_IP_SET_BITMAP_IPMAC m
136 set_kernel_config CONFIG_IP_SET_BITMAP_IPMAC m
129 set_kernel_config CONFIG_IP_SET_BITMAP_PORT m
137 set_kernel_config CONFIG_IP_SET_BITMAP_PORT m
130 set_kernel_config CONFIG_IP_SET_HASH_IP m
138 set_kernel_config CONFIG_IP_SET_HASH_IP m
131 set_kernel_config CONFIG_IP_SET_HASH_IPMARK m
139 set_kernel_config CONFIG_IP_SET_HASH_IPMARK m
132 set_kernel_config CONFIG_IP_SET_HASH_IPPORT m
140 set_kernel_config CONFIG_IP_SET_HASH_IPPORT m
133 set_kernel_config CONFIG_IP_SET_HASH_IPPORTIP m
141 set_kernel_config CONFIG_IP_SET_HASH_IPPORTIP m
134 set_kernel_config CONFIG_IP_SET_HASH_IPPORTNET m
142 set_kernel_config CONFIG_IP_SET_HASH_IPPORTNET m
135 set_kernel_config CONFIG_IP_SET_HASH_MAC m
143 set_kernel_config CONFIG_IP_SET_HASH_MAC m
136 set_kernel_config CONFIG_IP_SET_HASH_NET m
144 set_kernel_config CONFIG_IP_SET_HASH_NET m
137 set_kernel_config CONFIG_IP_SET_HASH_NETIFACE m
145 set_kernel_config CONFIG_IP_SET_HASH_NETIFACE m
138 set_kernel_config CONFIG_IP_SET_HASH_NETNET m
146 set_kernel_config CONFIG_IP_SET_HASH_NETNET m
139 set_kernel_config CONFIG_IP_SET_HASH_NETPORT m
147 set_kernel_config CONFIG_IP_SET_HASH_NETPORT m
140 set_kernel_config CONFIG_IP_SET_HASH_NETPORTNET m
148 set_kernel_config CONFIG_IP_SET_HASH_NETPORTNET m
141 set_kernel_config CONFIG_IP_SET_LIST_SET m
149 set_kernel_config CONFIG_IP_SET_LIST_SET m
150 set_kernel_config CONFIG_NETFILTER_XTABLES m
151 set_kernel_config CONFIG_NETFILTER_XTABLES m
142 set_kernel_config CONFIG_NFT_BRIDGE_META m
152 set_kernel_config CONFIG_NFT_BRIDGE_META m
143 set_kernel_config CONFIG_NFT_BRIDGE_REJECT m
153 set_kernel_config CONFIG_NFT_BRIDGE_REJECT m
144 set_kernel_config CONFIG_NFT_CHAIN_NAT_IPV4 m
154 set_kernel_config CONFIG_NFT_CHAIN_NAT_IPV4 m
145 set_kernel_config CONFIG_NFT_CHAIN_NAT_IPV6 m
155 set_kernel_config CONFIG_NFT_CHAIN_NAT_IPV6 m
146 set_kernel_config CONFIG_NFT_CHAIN_ROUTE_IPV4 m
156 set_kernel_config CONFIG_NFT_CHAIN_ROUTE_IPV4 m
147 set_kernel_config CONFIG_NFT_CHAIN_ROUTE_IPV6 m
157 set_kernel_config CONFIG_NFT_CHAIN_ROUTE_IPV6 m
148 set_kernel_config CONFIG_NFT_COMPAT m
158 set_kernel_config CONFIG_NFT_COMPAT m
149 set_kernel_config CONFIG_NFT_COUNTER m
159 set_kernel_config CONFIG_NFT_COUNTER m
150 set_kernel_config CONFIG_NFT_CT m
160 set_kernel_config CONFIG_NFT_CT m
151 set_kernel_config CONFIG_NFT_DUP_IPV4 m
161 set_kernel_config CONFIG_NFT_DUP_IPV4 m
152 set_kernel_config CONFIG_NFT_DUP_IPV6 m
162 set_kernel_config CONFIG_NFT_DUP_IPV6 m
153 set_kernel_config CONFIG_NFT_DUP_NETDEV m
163 set_kernel_config CONFIG_NFT_DUP_NETDEV m
154 set_kernel_config CONFIG_NFT_EXTHDR m
164 set_kernel_config CONFIG_NFT_EXTHDR m
155 set_kernel_config CONFIG_NFT_FWD_NETDEV m
165 set_kernel_config CONFIG_NFT_FWD_NETDEV m
156 set_kernel_config CONFIG_NFT_HASH m
166 set_kernel_config CONFIG_NFT_HASH m
157 set_kernel_config CONFIG_NFT_LIMIT m
167 set_kernel_config CONFIG_NFT_LIMIT m
158 set_kernel_config CONFIG_NFT_LOG m
168 set_kernel_config CONFIG_NFT_LOG m
159 set_kernel_config CONFIG_NFT_MASQ m
169 set_kernel_config CONFIG_NFT_MASQ m
160 set_kernel_config CONFIG_NFT_MASQ_IPV4 m
170 set_kernel_config CONFIG_NFT_MASQ_IPV4 m
161 set_kernel_config CONFIG_NFT_MASQ_IPV6 m
171 set_kernel_config CONFIG_NFT_MASQ_IPV6 m
162 set_kernel_config CONFIG_NFT_META m
172 set_kernel_config CONFIG_NFT_META m
163 set_kernel_config CONFIG_NFT_NAT m
173 set_kernel_config CONFIG_NFT_NAT m
164 set_kernel_config CONFIG_NFT_NUMGEN m
174 set_kernel_config CONFIG_NFT_NUMGEN m
165 set_kernel_config CONFIG_NFT_QUEUE m
175 set_kernel_config CONFIG_NFT_QUEUE m
166 set_kernel_config CONFIG_NFT_QUOTA m
176 set_kernel_config CONFIG_NFT_QUOTA m
167 set_kernel_config CONFIG_NFT_REDIR m
177 set_kernel_config CONFIG_NFT_REDIR m
168 set_kernel_config CONFIG_NFT_REDIR_IPV4 m
178 set_kernel_config CONFIG_NFT_REDIR_IPV4 m
169 set_kernel_config CONFIG_NFT_REDIR_IPV6 m
179 set_kernel_config CONFIG_NFT_REDIR_IPV6 m
170 set_kernel_config CONFIG_NFT_REJECT m
180 set_kernel_config CONFIG_NFT_REJECT m
171 set_kernel_config CONFIG_NFT_REJECT_INET m
181 set_kernel_config CONFIG_NFT_REJECT_INET m
172 set_kernel_config CONFIG_NFT_REJECT_IPV4 m
182 set_kernel_config CONFIG_NFT_REJECT_IPV4 m
173 set_kernel_config CONFIG_NFT_REJECT_IPV6 m
183 set_kernel_config CONFIG_NFT_REJECT_IPV6 m
174 set_kernel_config CONFIG_NFT_SET_HASH m
184 set_kernel_config CONFIG_NFT_SET_HASH m
175 set_kernel_config CONFIG_NFT_SET_RBTREE m
185 set_kernel_config CONFIG_NFT_SET_RBTREE m
176 set_kernel_config CONFIG_NF_CONNTRACK_IPV4 m
186 set_kernel_config CONFIG_NF_CONNTRACK_IPV4 m
177 set_kernel_config CONFIG_NF_CONNTRACK_IPV6 m
187 set_kernel_config CONFIG_NF_CONNTRACK_IPV6 m
178 set_kernel_config CONFIG_NF_DEFRAG_IPV4 m
188 set_kernel_config CONFIG_NF_DEFRAG_IPV4 m
179 set_kernel_config CONFIG_NF_DEFRAG_IPV6 m
189 set_kernel_config CONFIG_NF_DEFRAG_IPV6 m
180 set_kernel_config CONFIG_NF_DUP_IPV4 m
190 set_kernel_config CONFIG_NF_DUP_IPV4 m
181 set_kernel_config CONFIG_NF_DUP_IPV6 m
191 set_kernel_config CONFIG_NF_DUP_IPV6 m
192 set_kernel_config CONFIG_NF_DUP_NETDEV m
182 set_kernel_config CONFIG_NF_LOG_BRIDGE m
193 set_kernel_config CONFIG_NF_LOG_BRIDGE m
183 set_kernel_config CONFIG_NF_LOG_IPV4 m
194 set_kernel_config CONFIG_NF_LOG_IPV4 m
184 set_kernel_config CONFIG_NF_LOG_IPV6 m
195 set_kernel_config CONFIG_NF_LOG_IPV6 m
185 set_kernel_config CONFIG_NF_NAT_IPV4 m
196 set_kernel_config CONFIG_NF_NAT_IPV4 m
186 set_kernel_config CONFIG_NF_NAT_IPV6 m
197 set_kernel_config CONFIG_NF_NAT_IPV6 m
187 set_kernel_config CONFIG_NF_NAT_MASQUERADE_IPV4 m
198 set_kernel_config CONFIG_NF_NAT_MASQUERADE_IPV4 m
188 set_kernel_config CONFIG_NF_NAT_MASQUERADE_IPV6 m
199 set_kernel_config CONFIG_NF_NAT_MASQUERADE_IPV6 m
189 set_kernel_config CONFIG_NF_NAT_PPTP m
200 set_kernel_config CONFIG_NF_NAT_PPTP m
190 set_kernel_config CONFIG_NF_NAT_PROTO_GRE m
201 set_kernel_config CONFIG_NF_NAT_PROTO_GRE m
191 set_kernel_config CONFIG_NF_NAT_REDIRECT m
202 set_kernel_config CONFIG_NF_NAT_REDIRECT m
203 set_kernel_config CONFIG_NF_NAT_SIP m
192 set_kernel_config CONFIG_NF_NAT_SNMP_BASIC m
204 set_kernel_config CONFIG_NF_NAT_SNMP_BASIC m
193 set_kernel_config CONFIG_NF_NAT_TFTP m
205 set_kernel_config CONFIG_NF_NAT_TFTP m
194 set_kernel_config CONFIG_NF_REJECT_IPV4 m
206 set_kernel_config CONFIG_NF_REJECT_IPV4 m
195 set_kernel_config CONFIG_NF_REJECT_IPV6 m
207 set_kernel_config CONFIG_NF_REJECT_IPV6 m
208 set_kernel_config CONFIG_NF_TABLES m
209 set_kernel_config CONFIG_NF_TABLES_ARP m
210 set_kernel_config CONFIG_NF_TABLES_BRIDGE m
196 set_kernel_config CONFIG_NF_TABLES_INET m
211 set_kernel_config CONFIG_NF_TABLES_INET m
197 set_kernel_config CONFIG_NF_TABLES_IPV4 m
212 set_kernel_config CONFIG_NF_TABLES_IPV4 m
198 set_kernel_config CONFIG_NF_TABLES_IPV6 m
213 set_kernel_config CONFIG_NF_TABLES_IPV6 m
199 set_kernel_config CONFIG_NF_TABLES_NETDEV m
214 set_kernel_config CONFIG_NF_TABLES_NETDEV m
200 set_kernel_config NETFILTER_XTABLES m
201 fi
215 fi
202
216
203 # 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
217 # 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
204 if [ "$KERNEL_BPF" = true ] && { [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; } ; then
218 if [ "$KERNEL_BPF" = true ] && { [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; } ; then
205 set_kernel_config CONFIG_BPF_SYSCALL y
219 set_kernel_config CONFIG_BPF_SYSCALL y
206 set_kernel_config CONFIG_BPF_EVENTS y
220 set_kernel_config CONFIG_BPF_EVENTS y
221 set_kernel_config CONFIG_BPF_STREAM_PARSER y
207 set_kernel_config CONFIG_CGROUP_BPF y
222 set_kernel_config CONFIG_CGROUP_BPF y
208 fi
223 fi
209
224
210 # KERNEL_DEFAULT_GOV was set by user
225 # KERNEL_DEFAULT_GOV was set by user
211 if ! [ "$KERNEL_DEFAULT_GOV" = POWERSAVE ] && [ -n "$KERNEL_DEFAULT_GOV" ]; then
226 if ! [ "$KERNEL_DEFAULT_GOV" = POWERSAVE ] && [ -n "$KERNEL_DEFAULT_GOV" ]; then
212 # unset default governor
227 # unset default governor
213 unset_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_POWERSAVE
228 unset_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_POWERSAVE
214
229
215 case "$KERNEL_DEFAULT_GOV" in
230 case "$KERNEL_DEFAULT_GOV" in
216 "PERFORMANCE")
231 "PERFORMANCE")
217 set_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE y
232 set_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE y
218 ;;
233 ;;
219 "USERSPACE")
234 "USERSPACE")
220 set_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE y
235 set_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE y
221 ;;
236 ;;
222 "ONDEMAND")
237 "ONDEMAND")
223 set_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND y
238 set_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND y
224 ;;
239 ;;
225 "CONSERVATIVE")
240 "CONSERVATIVE")
226 set_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_CONSERVATIVE y
241 set_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_CONSERVATIVE y
227 ;;
242 ;;
228 "CONSERVATIVE")
243 "CONSERVATIVE")
229 set_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_SCHEDUTIL y
244 set_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_SCHEDUTIL y
230 ;;
245 ;;
231 *)
246 *)
232 echo "error: unsupported default cpu governor"
247 echo "error: unsupported default cpu governor"
233 exit 1
248 exit 1
234 ;;
249 ;;
235 esac
250 esac
236 fi
251 fi
237
252
238
253
239
254
240 #Revert to previous directory
255 #Revert to previous directory
241 cd "${WORKDIR}"
256 cd "${WORKDIR}"
242
257
243 # Set kernel configuration parameters to enable qemu emulation
258 # Set kernel configuration parameters to enable qemu emulation
244 if [ "$ENABLE_QEMU" = true ] ; then
259 if [ "$ENABLE_QEMU" = true ] ; then
245 echo "CONFIG_FHANDLE=y" >> "${KERNEL_DIR}"/.config
260 echo "CONFIG_FHANDLE=y" >> "${KERNEL_DIR}"/.config
246 echo "CONFIG_LBDAF=y" >> "${KERNEL_DIR}"/.config
261 echo "CONFIG_LBDAF=y" >> "${KERNEL_DIR}"/.config
247
262
248 if [ "$ENABLE_CRYPTFS" = true ] ; then
263 if [ "$ENABLE_CRYPTFS" = true ] ; then
249 {
264 {
250 echo "CONFIG_EMBEDDED=y"
265 echo "CONFIG_EMBEDDED=y"
251 echo "CONFIG_EXPERT=y"
266 echo "CONFIG_EXPERT=y"
252 echo "CONFIG_DAX=y"
267 echo "CONFIG_DAX=y"
253 echo "CONFIG_MD=y"
268 echo "CONFIG_MD=y"
254 echo "CONFIG_BLK_DEV_MD=y"
269 echo "CONFIG_BLK_DEV_MD=y"
255 echo "CONFIG_MD_AUTODETECT=y"
270 echo "CONFIG_MD_AUTODETECT=y"
256 echo "CONFIG_BLK_DEV_DM=y"
271 echo "CONFIG_BLK_DEV_DM=y"
257 echo "CONFIG_BLK_DEV_DM_BUILTIN=y"
272 echo "CONFIG_BLK_DEV_DM_BUILTIN=y"
258 echo "CONFIG_DM_CRYPT=y"
273 echo "CONFIG_DM_CRYPT=y"
259 echo "CONFIG_CRYPTO_BLKCIPHER=y"
274 echo "CONFIG_CRYPTO_BLKCIPHER=y"
260 echo "CONFIG_CRYPTO_CBC=y"
275 echo "CONFIG_CRYPTO_CBC=y"
261 echo "CONFIG_CRYPTO_XTS=y"
276 echo "CONFIG_CRYPTO_XTS=y"
262 echo "CONFIG_CRYPTO_SHA512=y"
277 echo "CONFIG_CRYPTO_SHA512=y"
263 echo "CONFIG_CRYPTO_MANAGER=y"
278 echo "CONFIG_CRYPTO_MANAGER=y"
264 } >> "${KERNEL_DIR}"/.config
279 } >> "${KERNEL_DIR}"/.config
265 fi
280 fi
266 fi
281 fi
267
282
268 # Copy custom kernel configuration file
283 # Copy custom kernel configuration file
269 if [ -n "$KERNELSRC_USRCONFIG" ] ; then
284 if [ -n "$KERNELSRC_USRCONFIG" ] ; then
270 cp "$KERNELSRC_USRCONFIG" "${KERNEL_DIR}"/.config
285 cp "$KERNELSRC_USRCONFIG" "${KERNEL_DIR}"/.config
271 fi
286 fi
272
287
273 # Set kernel configuration parameters to their default values
288 # Set kernel configuration parameters to their default values
274 if [ "$KERNEL_OLDDEFCONFIG" = true ] ; then
289 if [ "$KERNEL_OLDDEFCONFIG" = true ] ; then
275 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" olddefconfig
290 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" olddefconfig
276 fi
291 fi
277
292
278 # Start menu-driven kernel configuration (interactive)
293 # Start menu-driven kernel configuration (interactive)
279 if [ "$KERNEL_MENUCONFIG" = true ] ; then
294 if [ "$KERNEL_MENUCONFIG" = true ] ; then
280 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" menuconfig
295 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" menuconfig
281 fi
296 fi
282 # end if "$KERNELSRC_CONFIG" = true
297 # end if "$KERNELSRC_CONFIG" = true
283 fi
298 fi
284
299
285 # Use ccache to cross compile the kernel
300 # Use ccache to cross compile the kernel
286 if [ "$KERNEL_CCACHE" = true ] ; then
301 if [ "$KERNEL_CCACHE" = true ] ; then
287 cc="ccache ${CROSS_COMPILE}gcc"
302 cc="ccache ${CROSS_COMPILE}gcc"
288 else
303 else
289 cc="${CROSS_COMPILE}gcc"
304 cc="${CROSS_COMPILE}gcc"
290 fi
305 fi
291
306
292 # Cross compile kernel and dtbs
307 # Cross compile kernel and dtbs
293 make -C "${KERNEL_DIR}" -j"${KERNEL_THREADS}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" "${KERNEL_BIN_IMAGE}" dtbs
308 make -C "${KERNEL_DIR}" -j"${KERNEL_THREADS}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" "${KERNEL_BIN_IMAGE}" dtbs
294
309
295 # Cross compile kernel modules
310 # Cross compile kernel modules
296 if grep -q "CONFIG_MODULES=y" "${KERNEL_DIR}/.config" ; then
311 if grep -q "CONFIG_MODULES=y" "${KERNEL_DIR}/.config" ; then
297 make -C "${KERNEL_DIR}" -j"${KERNEL_THREADS}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" modules
312 make -C "${KERNEL_DIR}" -j"${KERNEL_THREADS}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" modules
298 fi
313 fi
299 # end if "$KERNELSRC_PREBUILT" = false
314 # end if "$KERNELSRC_PREBUILT" = false
300 fi
315 fi
301
316
302 # Check if kernel compilation was successful
317 # Check if kernel compilation was successful
303 if [ ! -r "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" ] ; then
318 if [ ! -r "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" ] ; then
304 echo "error: kernel compilation failed! (kernel image not found)"
319 echo "error: kernel compilation failed! (kernel image not found)"
305 cleanup
320 cleanup
306 exit 1
321 exit 1
307 fi
322 fi
308
323
309 # Install kernel modules
324 # Install kernel modules
310 if [ "$ENABLE_REDUCE" = true ] ; then
325 if [ "$ENABLE_REDUCE" = true ] ; then
311 if grep -q "CONFIG_MODULES=y" "${KERNEL_DIR}/.config" ; then
326 if grep -q "CONFIG_MODULES=y" "${KERNEL_DIR}/.config" ; then
312 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_MOD_STRIP=1 INSTALL_MOD_PATH=../../.. modules_install
327 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_MOD_STRIP=1 INSTALL_MOD_PATH=../../.. modules_install
313 fi
328 fi
314 else
329 else
315 if grep -q "CONFIG_MODULES=y" "${KERNEL_DIR}/.config" ; then
330 if grep -q "CONFIG_MODULES=y" "${KERNEL_DIR}/.config" ; then
316 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_MOD_PATH=../../.. modules_install
331 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_MOD_PATH=../../.. modules_install
317 fi
332 fi
318
333
319 # Install kernel firmware
334 # Install kernel firmware
320 if grep -q "^firmware_install:" "${KERNEL_DIR}/Makefile" ; then
335 if grep -q "^firmware_install:" "${KERNEL_DIR}/Makefile" ; then
321 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_FW_PATH=../../../lib firmware_install
336 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_FW_PATH=../../../lib firmware_install
322 fi
337 fi
323 fi
338 fi
324
339
325 # Install kernel headers
340 # Install kernel headers
326 if [ "$KERNEL_HEADERS" = true ] && [ "$KERNEL_REDUCE" = false ] ; then
341 if [ "$KERNEL_HEADERS" = true ] && [ "$KERNEL_REDUCE" = false ] ; then
327 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_HDR_PATH=../.. headers_install
342 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_HDR_PATH=../.. headers_install
328 fi
343 fi
329 # make tar.gz kernel package - missing os bzw. modules
344 # make tar.gz kernel package - missing os bzw. modules
330 #** ** ** WARNING ** ** **
345 #** ** ** WARNING ** ** **
331 #Your architecture did not define any architecture-dependent files
346 #Your architecture did not define any architecture-dependent files
332 #to be placed into the tarball. Please add those to ./scripts/package/buildtar .
347 #to be placed into the tarball. Please add those to ./scripts/package/buildtar .
333 # make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" targz-pkg
348 # make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" targz-pkg
334
349
335 # Prepare boot (firmware) directory
350 # Prepare boot (firmware) directory
336 mkdir "${BOOT_DIR}"
351 mkdir "${BOOT_DIR}"
337
352
338 # Get kernel release version
353 # Get kernel release version
339 KERNEL_VERSION=$(cat "${KERNEL_DIR}/include/config/kernel.release")
354 KERNEL_VERSION=$(cat "${KERNEL_DIR}/include/config/kernel.release")
340
355
341 # Copy kernel configuration file to the boot directory
356 # Copy kernel configuration file to the boot directory
342 install_readonly "${KERNEL_DIR}/.config" "${R}/boot/config-${KERNEL_VERSION}"
357 install_readonly "${KERNEL_DIR}/.config" "${R}/boot/config-${KERNEL_VERSION}"
343
358
344 # Prepare device tree directory
359 # Prepare device tree directory
345 mkdir "${BOOT_DIR}/overlays"
360 mkdir "${BOOT_DIR}/overlays"
346
361
347 # Ensure the proper .dtb is located
362 # Ensure the proper .dtb is located
348 if [ "$KERNEL_ARCH" = "arm" ] ; then
363 if [ "$KERNEL_ARCH" = "arm" ] ; then
349 for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/"*.dtb ; do
364 for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/"*.dtb ; do
350 if [ -f "${dtb}" ] ; then
365 if [ -f "${dtb}" ] ; then
351 install_readonly "${dtb}" "${BOOT_DIR}/"
366 install_readonly "${dtb}" "${BOOT_DIR}/"
352 fi
367 fi
353 done
368 done
354 else
369 else
355 for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/broadcom/"*.dtb ; do
370 for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/broadcom/"*.dtb ; do
356 if [ -f "${dtb}" ] ; then
371 if [ -f "${dtb}" ] ; then
357 install_readonly "${dtb}" "${BOOT_DIR}/"
372 install_readonly "${dtb}" "${BOOT_DIR}/"
358 fi
373 fi
359 done
374 done
360 fi
375 fi
361
376
362 # Copy compiled dtb device tree files
377 # Copy compiled dtb device tree files
363 if [ -d "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays" ] ; then
378 if [ -d "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays" ] ; then
364 for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/"*.dtb ; do
379 for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/"*.dtb ; do
365 if [ -f "${dtb}" ] ; then
380 if [ -f "${dtb}" ] ; then
366 install_readonly "${dtb}" "${BOOT_DIR}/overlays/"
381 install_readonly "${dtb}" "${BOOT_DIR}/overlays/"
367 fi
382 fi
368 done
383 done
369
384
370 if [ -f "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/README" ] ; then
385 if [ -f "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/README" ] ; then
371 install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/README" "${BOOT_DIR}/overlays/README"
386 install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/README" "${BOOT_DIR}/overlays/README"
372 fi
387 fi
373 fi
388 fi
374
389
375 if [ "$ENABLE_UBOOT" = false ] ; then
390 if [ "$ENABLE_UBOOT" = false ] ; then
376 # Convert and copy kernel image to the boot directory
391 # Convert and copy kernel image to the boot directory
377 "${KERNEL_DIR}/scripts/mkknlimg" "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" "${BOOT_DIR}/${KERNEL_IMAGE}"
392 "${KERNEL_DIR}/scripts/mkknlimg" "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" "${BOOT_DIR}/${KERNEL_IMAGE}"
378 else
393 else
379 # Copy kernel image to the boot directory
394 # Copy kernel image to the boot directory
380 install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" "${BOOT_DIR}/${KERNEL_IMAGE}"
395 install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" "${BOOT_DIR}/${KERNEL_IMAGE}"
381 fi
396 fi
382
397
383 # Remove kernel sources
398 # Remove kernel sources
384 if [ "$KERNEL_REMOVESRC" = true ] ; then
399 if [ "$KERNEL_REMOVESRC" = true ] ; then
385 rm -fr "${KERNEL_DIR}"
400 rm -fr "${KERNEL_DIR}"
386 else
401 else
387 # Prepare compiled kernel modules
402 # Prepare compiled kernel modules
388 if grep -q "CONFIG_MODULES=y" "${KERNEL_DIR}/.config" ; then
403 if grep -q "CONFIG_MODULES=y" "${KERNEL_DIR}/.config" ; then
389 if grep -q "^modules_prepare:" "${KERNEL_DIR}/Makefile" ; then
404 if grep -q "^modules_prepare:" "${KERNEL_DIR}/Makefile" ; then
390 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" modules_prepare
405 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" modules_prepare
391 fi
406 fi
392
407
393 # Create symlinks for kernel modules
408 # Create symlinks for kernel modules
394 chroot_exec ln -sf /usr/src/linux "/lib/modules/${KERNEL_VERSION}/build"
409 chroot_exec ln -sf /usr/src/linux "/lib/modules/${KERNEL_VERSION}/build"
395 chroot_exec ln -sf /usr/src/linux "/lib/modules/${KERNEL_VERSION}/source"
410 chroot_exec ln -sf /usr/src/linux "/lib/modules/${KERNEL_VERSION}/source"
396 fi
411 fi
397 fi
412 fi
398
413
399 else # BUILD_KERNEL=false
414 else # BUILD_KERNEL=false
400 # echo Install precompiled kernel...
415 # echo Install precompiled kernel...
401 # echo error: not implemented
416 # echo error: not implemented
402 if [ "$KERNEL_ARCH" = arm64 ] && { [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; } ; then
417 if [ "$KERNEL_ARCH" = arm64 ] && { [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; } ; then
403 # Create temporary directory for dl
418 # Create temporary directory for dl
404 temp_dir=$(as_nobody mktemp -d)
419 temp_dir=$(as_nobody mktemp -d)
405
420
406 # Fetch kernel dl
421 # Fetch kernel dl
407 as_nobody wget -O "${temp_dir}"/kernel.tar.xz -c "$RPI3_64_KERNEL_URL"
422 as_nobody wget -O "${temp_dir}"/kernel.tar.xz -c "$RPI3_64_KERNEL_URL"
408 #extract download
423 #extract download
409 tar -xJf "${temp_dir}"/kernel.tar.xz -C "${temp_dir}"
424 tar -xJf "${temp_dir}"/kernel.tar.xz -C "${temp_dir}"
410
425
411 #move extracted kernel to /boot/firmware
426 #move extracted kernel to /boot/firmware
412 mkdir "${R}/boot/firmware"
427 mkdir "${R}/boot/firmware"
413 cp "${temp_dir}"/boot/* "${R}"/boot/firmware/
428 cp "${temp_dir}"/boot/* "${R}"/boot/firmware/
414 cp -r "${temp_dir}"/lib/* "${R}"/lib/
429 cp -r "${temp_dir}"/lib/* "${R}"/lib/
415
430
416 # Remove temporary directory for kernel sources
431 # Remove temporary directory for kernel sources
417 rm -fr "${temp_dir}"
432 rm -fr "${temp_dir}"
418 # Set permissions of the kernel sources
433 # Set permissions of the kernel sources
419 chown -R root:root "${R}/boot/firmware"
434 chown -R root:root "${R}/boot/firmware"
420 chown -R root:root "${R}/lib/modules"
435 chown -R root:root "${R}/lib/modules"
421 #Create cmdline.txt for 15-rpi-config.sh
436 #Create cmdline.txt for 15-rpi-config.sh
422 touch "${BOOT_DIR}/cmdline.txt"
437 touch "${BOOT_DIR}/cmdline.txt"
423 fi
438 fi
424
439
425 # Check if kernel installation was successful
440 # Check if kernel installation was successful
426 KERNEL="$(ls -1 "${R}"/boot/firmware/kernel* | sort | tail -n 1)"
441 KERNEL="$(ls -1 "${R}"/boot/firmware/kernel* | sort | tail -n 1)"
427 if [ -z "$KERNEL" ] ; then
442 if [ -z "$KERNEL" ] ; then
428 echo "error: kernel installation failed! (/boot/kernel* not found)"
443 echo "error: kernel installation failed! (/boot/kernel* not found)"
429 cleanup
444 cleanup
430 exit 1
445 exit 1
431 fi
446 fi
432 fi
447 fi
@@ -1,97 +1,97
1 #!/bin/sh
1 #!/bin/sh
2 # This file contains utility functions used by rpi23-gen-image.sh
2 # This file contains utility functions used by rpi23-gen-image.sh
3
3
4 cleanup (){
4 cleanup (){
5 set +x
5 set +x
6 set +e
6 set +e
7
7
8 # Identify and kill all processes still using files
8 # Identify and kill all processes still using files
9 echo "killing processes using mount point ..."
9 echo "killing processes using mount point ..."
10 fuser -k "${R}"
10 fuser -k "${R}"
11 sleep 3
11 sleep 3
12 fuser -9 -k -v "${R}"
12 fuser -9 -k -v "${R}"
13
13
14 # Clean up temporary .password file
14 # Clean up temporary .password file
15 if [ -r ".password" ] ; then
15 if [ -r ".password" ] ; then
16 shred -zu .password
16 shred -zu .password
17 fi
17 fi
18
18
19 # Clean up all temporary mount points
19 # Clean up all temporary mount points
20 echo "removing temporary mount points ..."
20 echo "removing temporary mount points ..."
21 umount -l "${R}/proc" 2> /dev/null
21 umount -l "${R}/proc" 2> /dev/null
22 umount -l "${R}/sys" 2> /dev/null
22 umount -l "${R}/sys" 2> /dev/null
23 umount -l "${R}/dev/pts" 2> /dev/null
23 umount -l "${R}/dev/pts" 2> /dev/null
24 umount "$BUILDDIR/mount/boot/firmware" 2> /dev/null
24 umount "$BUILDDIR/mount/boot/firmware" 2> /dev/null
25 umount "$BUILDDIR/mount" 2> /dev/null
25 umount "$BUILDDIR/mount" 2> /dev/null
26 cryptsetup close "${CRYPTFS_MAPPING}" 2> /dev/null
26 cryptsetup close "${CRYPTFS_MAPPING}" 2> /dev/null
27 losetup -d "$ROOT_LOOP" 2> /dev/null
27 losetup -d "$ROOT_LOOP" 2> /dev/null
28 losetup -d "$FRMW_LOOP" 2> /dev/null
28 losetup -d "$FRMW_LOOP" 2> /dev/null
29 trap - 0 1 2 3 6
29 trap - 0 1 2 3 6
30 }
30 }
31
31
32 chroot_exec() {
32 chroot_exec() {
33 # Exec command in chroot
33 # Exec command in chroot
34 LANG=C LC_ALL=C DEBIAN_FRONTEND=noninteractive chroot "${R}" "$@"
34 LANG=C LC_ALL=C DEBIAN_FRONTEND=noninteractive chroot "${R}" "$@"
35 }
35 }
36
36
37 as_nobody() {
37 as_nobody() {
38 # Exec command as user nobody
38 # Exec command as user nobody
39 sudo -E -u nobody LANG=C LC_ALL=C "$@"
39 sudo -E -u nobody LANG=C LC_ALL=C "$@"
40 }
40 }
41
41
42 install_readonly() {
42 install_readonly() {
43 # Install file with user read-only permissions
43 # Install file with user read-only permissions
44 install -o root -g root -m 644 "$@"
44 install -o root -g root -m 644 "$@"
45 }
45 }
46
46
47 install_exec() {
47 install_exec() {
48 # Install file with root exec permissions
48 # Install file with root exec permissions
49 install -o root -g root -m 744 "$@"
49 install -o root -g root -m 744 "$@"
50 }
50 }
51
51
52 use_template () {
52 use_template () {
53 # Test if configuration template file exists
53 # Test if configuration template file exists
54 if [ ! -r "./templates/${CONFIG_TEMPLATE}" ] ; then
54 if [ ! -r "./templates/${CONFIG_TEMPLATE}" ] ; then
55 echo "error: configuration template ${CONFIG_TEMPLATE} not found"
55 echo "error: configuration template ${CONFIG_TEMPLATE} not found"
56 exit 1
56 exit 1
57 fi
57 fi
58
58
59 # Load template configuration parameters
59 # Load template configuration parameters
60 . "./templates/${CONFIG_TEMPLATE}"
60 . "./templates/${CONFIG_TEMPLATE}"
61 }
61 }
62
62
63 chroot_install_cc() {
63 chroot_install_cc() {
64 # Install c/c++ build environment inside the chroot
64 # Install c/c++ build environment inside the chroot
65 if [ -z "${COMPILER_PACKAGES}" ] ; then
65 if [ -z "${COMPILER_PACKAGES}" ] ; then
66 COMPILER_PACKAGES=$(chroot_exec apt-get -s install g++ make bc | grep "^Inst " | awk -v ORS=" " '{ print $2 }')
66 COMPILER_PACKAGES=$(chroot_exec apt-get -s install g++ make bc | grep "^Inst " | awk -v ORS=" " '{ print $2 }')
67 # Install COMPILER_PACKAGES in chroot
67 # Install COMPILER_PACKAGES in chroot
68 chroot_exec apt-get -q -y --allow-unauthenticated --no-install-recommends install "${COMPILER_PACKAGES}"
68 chroot_exec apt-get -q -y --allow-unauthenticated --no-install-recommends install "${COMPILER_PACKAGES}"
69 fi
69 fi
70 }
70 }
71
71
72 chroot_remove_cc() {
72 chroot_remove_cc() {
73 # Remove c/c++ build environment from the chroot
73 # Remove c/c++ build environment from the chroot
74 if [ -n "${COMPILER_PACKAGES}" ] ; then
74 if [ -n "${COMPILER_PACKAGES}" ] ; then
75 chroot_exec apt-get -qq -y --auto-remove purge "${COMPILER_PACKAGES}"
75 chroot_exec apt-get -qq -y --auto-remove purge "${COMPILER_PACKAGES}"
76 COMPILER_PACKAGES=""
76 COMPILER_PACKAGES=""
77 fi
77 fi
78 }
78 }
79 #GPL v2.0
79 #GPL v2.0
80 #https://github.com/sakaki-/bcmrpi3-kernel-bis/blob/master/conform_config.sh
80 #https://github.com/sakaki-/bcmrpi3-kernel-bis/blob/master/conform_config.sh
81 set_kernel_config() {
81 set_kernel_config() {
82 # flag as $1, value to set as $2, config must exist at "./.config"
82 # flag as $1, value to set as $2, config must exist at "./.config"
83 TGT="CONFIG_${1#CONFIG_}"
83 TGT="${1}"
84 REP="${2}"
84 REP="${2}"
85 if grep -q "^${TGT}[^_]" .config; then
85 if grep -q "^${TGT}[^_]" .config; then
86 sed -i "s/^\(${TGT}=.*\|# ${TGT} is not set\)/${TGT}=${REP}/" .config
86 sed -i "s/^\(${TGT}=.*\|# ${TGT} is not set\)/${TGT}=${REP}/" .config
87 else
87 else
88 echo "${TGT}"="${2}" >> .config
88 echo "${TGT}"="${2}" >> .config
89 fi
89 fi
90 }
90 }
91
91
92 unset_kernel_config() {
92 unset_kernel_config() {
93 # unsets flag with the value of $1, config must exist at "./.config"
93 # unsets flag with the value of $1, config must exist at "./.config"
94 TGT="CONFIG_${1#CONFIG_}"
94 TGT="CONFIG_${1#CONFIG_}"
95 sed -i "s/^${TGT}=.*/# ${TGT} is not set/" .config
95 sed -i "s/^${TGT}=.*/# ${TGT} is not set/" .config
96 }
96 }
97 # No newline at end of file
97 #
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