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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 # 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 "${R}/usr/src/linux"
11 mkdir -p "${R}/usr/src/linux"
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 "${KERNELSRC_DIR}/". "${R}/usr/src/linux"
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 "${temp_dir}/linux/"* "${R}/usr/src/linux/"
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 #Switch to KERNELSRC_DIR
86 #Switch to KERNELSRC_DIR
87 pushd "${KERNELSRC_DIR}"
87 pushd "${KERNEL_DIR}"
88
88
89 # GPL v2.0
89 # GPL v2.0
90 #https://github.com/sakaki-/bcmrpi3-kernel-bis/blob/master/conform_config.sh
90 #https://github.com/sakaki-/bcmrpi3-kernel-bis/blob/master/conform_config.sh
91 if [ "$KERNEL_ZSWAP" = true ] && ( [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ) ; then
91 if [ "$KERNEL_ZSWAP" = true ] && ( [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ) ; then
92 # enable ZSWAP support for better performance during large builds etc.
92 # enable ZSWAP support for better performance during large builds etc.
93 # requires activation via kernel parameter or sysfs
93 # requires activation via kernel parameter or sysfs
94 # see e.g. https://askubuntu.com/a/472227 for a summary of ZSWAP (vs ZRAM etc.)
94 # see e.g. https://askubuntu.com/a/472227 for a summary of ZSWAP (vs ZRAM etc.)
95 # and e.g. https://wiki.archlinux.org/index.php/zswap for parameters etc.
95 # and e.g. https://wiki.archlinux.org/index.php/zswap for parameters etc.
96
96
97 set_kernel_config ZPOOL y
97 set_kernel_config ZPOOL y
98 set_kernel_config ZSWAP y
98 set_kernel_config ZSWAP y
99 set_kernel_config ZBUD y
99 set_kernel_config ZBUD y
100 set_kernel_config Z3FOLD y
100 set_kernel_config Z3FOLD y
101 set_kernel_config ZSMALLOC y
101 set_kernel_config ZSMALLOC y
102 set_kernel_config PGTABLE_MAPPING y
102 set_kernel_config PGTABLE_MAPPING y
103 fi
103 fi
104
104
105 if [ "$KERNEL_VIRT" = true ] && ( [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ) ; then
105 if [ "$KERNEL_VIRT" = true ] && ( [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ) ; then
106 # enable basic KVM support; see e.g.
106 # enable basic KVM support; see e.g.
107 # https://www.raspberrypi.org/forums/viewtopic.php?f=63&t=210546&start=25#p1300453
107 # https://www.raspberrypi.org/forums/viewtopic.php?f=63&t=210546&start=25#p1300453
108
108
109 set_kernel_config VIRTUALIZATION y
109 set_kernel_config VIRTUALIZATION y
110 set_kernel_config KVM y
110 set_kernel_config KVM y
111 set_kernel_config VHOST_NET m
111 set_kernel_config VHOST_NET m
112 set_kernel_config VHOST_CROSS_ENDIAN_LEGACY y
112 set_kernel_config VHOST_CROSS_ENDIAN_LEGACY y
113 fi
113 fi
114 #See https://github.com/raspberrypi/linux/issues/2177#issuecomment-354647406
114 #See https://github.com/raspberrypi/linux/issues/2177#issuecomment-354647406
115 # Netfilter kernel support
115 # Netfilter kernel support
116 if [ "$KERNEL_NF" = true ] && ( [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ) ; then
116 if [ "$KERNEL_NF" = true ] && ( [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ) ; then
117 # xtables
117 # xtables
118 set_kernel_config NETFILTER_XTABLES m
118 set_kernel_config NETFILTER_XTABLES m
119 # Netfilter nf_tables support
119 # Netfilter nf_tables support
120 set_kernel_config NF_TABLES m
120 set_kernel_config NF_TABLES m
121
121
122 set_kernel_config CONFIG_NETFILTER_XTABLES m
122 set_kernel_config CONFIG_NETFILTER_XTABLES m
123 set_kernel_config CONFIG_NF_TABLES_BRIDGE m
123 set_kernel_config CONFIG_NF_TABLES_BRIDGE m
124
124
125 set_kernel_config CONFIG_NF_NAT_SIP m
125 set_kernel_config CONFIG_NF_NAT_SIP m
126 set_kernel_config CONFIG_NF_NAT_TFTP m
126 set_kernel_config CONFIG_NF_NAT_TFTP m
127 set_kernel_config CONFIG_NF_NAT_REDIRECT m
127 set_kernel_config CONFIG_NF_NAT_REDIRECT m
128 set_kernel_config CONFIG_NF_TABLES_INET m
128 set_kernel_config CONFIG_NF_TABLES_INET m
129 set_kernel_config CONFIG_NF_TABLES_NETDEV m
129 set_kernel_config CONFIG_NF_TABLES_NETDEV m
130 set_kernel_config CONFIG_NF_TABLES_ARP m
130 set_kernel_config CONFIG_NF_TABLES_ARP m
131 set_kernel_config CONFIG_NF_DUP_IPV4 m
131 set_kernel_config CONFIG_NF_DUP_IPV4 m
132 set_kernel_config CONFIG_NF_LOG_IPV4 m
132 set_kernel_config CONFIG_NF_LOG_IPV4 m
133 set_kernel_config CONFIG_NF_REJECT_IPV4 m
133 set_kernel_config CONFIG_NF_REJECT_IPV4 m
134 set_kernel_config CONFIG_NF_NAT_IPV4 m
134 set_kernel_config CONFIG_NF_NAT_IPV4 m
135 set_kernel_config CONFIG_NF_DUP_NETDEV m
135 set_kernel_config CONFIG_NF_DUP_NETDEV m
136 set_kernel_config CONFIG_NF_DEFRAG_IPV4 m
136 set_kernel_config CONFIG_NF_DEFRAG_IPV4 m
137 set_kernel_config CONFIG_NF_CONNTRACK_IPV4 m
137 set_kernel_config CONFIG_NF_CONNTRACK_IPV4 m
138 set_kernel_config CONFIG_NF_TABLES_IPV4 m
138 set_kernel_config CONFIG_NF_TABLES_IPV4 m
139 set_kernel_config CONFIG_NF_NAT_MASQUERADE_IPV4 m
139 set_kernel_config CONFIG_NF_NAT_MASQUERADE_IPV4 m
140 set_kernel_config CONFIG_NF_NAT_SNMP_BASIC m
140 set_kernel_config CONFIG_NF_NAT_SNMP_BASIC m
141 set_kernel_config CONFIG_NF_NAT_PROTO_GRE m
141 set_kernel_config CONFIG_NF_NAT_PROTO_GRE m
142 set_kernel_config CONFIG_NF_NAT_PPTP m
142 set_kernel_config CONFIG_NF_NAT_PPTP m
143 set_kernel_config CONFIG_NF_DEFRAG_IPV6 m
143 set_kernel_config CONFIG_NF_DEFRAG_IPV6 m
144 set_kernel_config CONFIG_NF_CONNTRACK_IPV6 m
144 set_kernel_config CONFIG_NF_CONNTRACK_IPV6 m
145 set_kernel_config CONFIG_NF_TABLES_IPV6 m
145 set_kernel_config CONFIG_NF_TABLES_IPV6 m
146 set_kernel_config CONFIG_NF_DUP_IPV6 m
146 set_kernel_config CONFIG_NF_DUP_IPV6 m
147 set_kernel_config CONFIG_NF_REJECT_IPV6 m
147 set_kernel_config CONFIG_NF_REJECT_IPV6 m
148 set_kernel_config CONFIG_NF_LOG_IPV6 m
148 set_kernel_config CONFIG_NF_LOG_IPV6 m
149 set_kernel_config CONFIG_NF_NAT_IPV6 m
149 set_kernel_config CONFIG_NF_NAT_IPV6 m
150 set_kernel_config CONFIG_NF_NAT_MASQUERADE_IPV6 m
150 set_kernel_config CONFIG_NF_NAT_MASQUERADE_IPV6 m
151
151
152 set_kernel_config CONFIG_NFT_EXTHDR m
152 set_kernel_config CONFIG_NFT_EXTHDR m
153 set_kernel_config CONFIG_NFT_META m
153 set_kernel_config CONFIG_NFT_META m
154 set_kernel_config CONFIG_NFT_NUMGEN m
154 set_kernel_config CONFIG_NFT_NUMGEN m
155 set_kernel_config CONFIG_NFT_CT m
155 set_kernel_config CONFIG_NFT_CT m
156 set_kernel_config CONFIG_NFT_SET_RBTREE m
156 set_kernel_config CONFIG_NFT_SET_RBTREE m
157 set_kernel_config CONFIG_NFT_SET_HASH m
157 set_kernel_config CONFIG_NFT_SET_HASH m
158 set_kernel_config CONFIG_NFT_COUNTER m
158 set_kernel_config CONFIG_NFT_COUNTER m
159 set_kernel_config CONFIG_NFT_LOG m
159 set_kernel_config CONFIG_NFT_LOG m
160 set_kernel_config CONFIG_NFT_LIMIT m
160 set_kernel_config CONFIG_NFT_LIMIT m
161 set_kernel_config CONFIG_NFT_MASQ m
161 set_kernel_config CONFIG_NFT_MASQ m
162 set_kernel_config CONFIG_NFT_REDIR m
162 set_kernel_config CONFIG_NFT_REDIR m
163 set_kernel_config CONFIG_NFT_NAT m
163 set_kernel_config CONFIG_NFT_NAT m
164 set_kernel_config CONFIG_NFT_QUEUE m
164 set_kernel_config CONFIG_NFT_QUEUE m
165 set_kernel_config CONFIG_NFT_QUOTA m
165 set_kernel_config CONFIG_NFT_QUOTA m
166 set_kernel_config CONFIG_NFT_REJECT m
166 set_kernel_config CONFIG_NFT_REJECT m
167 set_kernel_config CONFIG_NFT_REJECT_INET m
167 set_kernel_config CONFIG_NFT_REJECT_INET m
168 set_kernel_config CONFIG_NFT_COMPAT m
168 set_kernel_config CONFIG_NFT_COMPAT m
169 set_kernel_config CONFIG_NFT_HASH m
169 set_kernel_config CONFIG_NFT_HASH m
170 set_kernel_config CONFIG_NFT_DUP_NETDEV m
170 set_kernel_config CONFIG_NFT_DUP_NETDEV m
171 set_kernel_config CONFIG_NFT_FWD_NETDEV m
171 set_kernel_config CONFIG_NFT_FWD_NETDEV m
172 set_kernel_config CONFIG_NFT_CHAIN_ROUTE_IPV4 m
172 set_kernel_config CONFIG_NFT_CHAIN_ROUTE_IPV4 m
173 set_kernel_config CONFIG_NFT_REJECT_IPV4 m
173 set_kernel_config CONFIG_NFT_REJECT_IPV4 m
174 set_kernel_config CONFIG_NFT_DUP_IPV4 m
174 set_kernel_config CONFIG_NFT_DUP_IPV4 m
175 set_kernel_config CONFIG_NFT_CHAIN_NAT_IPV4 m
175 set_kernel_config CONFIG_NFT_CHAIN_NAT_IPV4 m
176 set_kernel_config CONFIG_NFT_MASQ_IPV4 m
176 set_kernel_config CONFIG_NFT_MASQ_IPV4 m
177 set_kernel_config CONFIG_NFT_REDIR_IPV4 m
177 set_kernel_config CONFIG_NFT_REDIR_IPV4 m
178 set_kernel_config CONFIG_NFT_CHAIN_ROUTE_IPV6 m
178 set_kernel_config CONFIG_NFT_CHAIN_ROUTE_IPV6 m
179 set_kernel_config CONFIG_NFT_REJECT_IPV6 m
179 set_kernel_config CONFIG_NFT_REJECT_IPV6 m
180 set_kernel_config CONFIG_NFT_DUP_IPV6 m
180 set_kernel_config CONFIG_NFT_DUP_IPV6 m
181 set_kernel_config CONFIG_NFT_CHAIN_NAT_IPV6 m
181 set_kernel_config CONFIG_NFT_CHAIN_NAT_IPV6 m
182 set_kernel_config CONFIG_NFT_MASQ_IPV6 m
182 set_kernel_config CONFIG_NFT_MASQ_IPV6 m
183 set_kernel_config CONFIG_NFT_REDIR_IPV6 m
183 set_kernel_config CONFIG_NFT_REDIR_IPV6 m
184 set_kernel_config CONFIG_NFT_BRIDGE_META m
184 set_kernel_config CONFIG_NFT_BRIDGE_META m
185 set_kernel_config CONFIG_NFT_BRIDGE_REJECT m
185 set_kernel_config CONFIG_NFT_BRIDGE_REJECT m
186
186
187 set_kernel_config CONFIG_IP_SET_BITMAP_IPMAC m
187 set_kernel_config CONFIG_IP_SET_BITMAP_IPMAC m
188 set_kernel_config CONFIG_IP_SET_BITMAP_PORT m
188 set_kernel_config CONFIG_IP_SET_BITMAP_PORT m
189 set_kernel_config CONFIG_IP_SET_HASH_IP m
189 set_kernel_config CONFIG_IP_SET_HASH_IP m
190 set_kernel_config CONFIG_IP_SET_HASH_IPMARK m
190 set_kernel_config CONFIG_IP_SET_HASH_IPMARK m
191 set_kernel_config CONFIG_IP_SET_HASH_IPPORT m
191 set_kernel_config CONFIG_IP_SET_HASH_IPPORT m
192 set_kernel_config CONFIG_IP_SET_HASH_IPPORTIP m
192 set_kernel_config CONFIG_IP_SET_HASH_IPPORTIP m
193 set_kernel_config CONFIG_IP_SET_HASH_IPPORTNET m
193 set_kernel_config CONFIG_IP_SET_HASH_IPPORTNET m
194 set_kernel_config CONFIG_IP_SET_HASH_MAC m
194 set_kernel_config CONFIG_IP_SET_HASH_MAC m
195 set_kernel_config CONFIG_IP_SET_HASH_NETPORTNET m
195 set_kernel_config CONFIG_IP_SET_HASH_NETPORTNET m
196 set_kernel_config CONFIG_IP_SET_HASH_NET m
196 set_kernel_config CONFIG_IP_SET_HASH_NET m
197 set_kernel_config CONFIG_IP_SET_HASH_NETNET m
197 set_kernel_config CONFIG_IP_SET_HASH_NETNET m
198 set_kernel_config CONFIG_IP_SET_HASH_NETPORT m
198 set_kernel_config CONFIG_IP_SET_HASH_NETPORT m
199 set_kernel_config CONFIG_IP_SET_HASH_NETIFACE m
199 set_kernel_config CONFIG_IP_SET_HASH_NETIFACE m
200 set_kernel_config CONFIG_IP_SET_LIST_SET m
200 set_kernel_config CONFIG_IP_SET_LIST_SET m
201
201
202 set_kernel_config CONFIG_IP6_NF_IPTABLES m
202 set_kernel_config CONFIG_IP6_NF_IPTABLES m
203 set_kernel_config CONFIG_IP6_NF_MATCH_AH m
203 set_kernel_config CONFIG_IP6_NF_MATCH_AH m
204 set_kernel_config CONFIG_IP6_NF_MATCH_EUI64 m
204 set_kernel_config CONFIG_IP6_NF_MATCH_EUI64 m
205 set_kernel_config CONFIG_IP6_NF_NAT m
205 set_kernel_config CONFIG_IP6_NF_NAT m
206 set_kernel_config CONFIG_IP6_NF_TARGET_MASQUERADE m
206 set_kernel_config CONFIG_IP6_NF_TARGET_MASQUERADE m
207 set_kernel_config CONFIG_IP6_NF_TARGET_NPT m
207 set_kernel_config CONFIG_IP6_NF_TARGET_NPT m
208
208
209 set_kernel_config CONFIG_NF_LOG_BRIDGE m
209 set_kernel_config CONFIG_NF_LOG_BRIDGE m
210 set_kernel_config CONFIG_BRIDGE_NF_EBTABLES m
210 set_kernel_config CONFIG_BRIDGE_NF_EBTABLES m
211 set_kernel_config CONFIG_BRIDGE_EBT_BROUTE m
211 set_kernel_config CONFIG_BRIDGE_EBT_BROUTE m
212 set_kernel_config CONFIG_BRIDGE_EBT_T_FILTER m
212 set_kernel_config CONFIG_BRIDGE_EBT_T_FILTER m
213 fi
213 fi
214
214
215 #https://groups.google.com/forum/#!topic/linux.gentoo.user/_2aSc_ztGpA
215 #https://groups.google.com/forum/#!topic/linux.gentoo.user/_2aSc_ztGpA
216 #https://github.com/torvalds/linux/blob/master/init/Kconfig#L848
216 #https://github.com/torvalds/linux/blob/master/init/Kconfig#L848
217 # Enables BPF syscall for systemd-journald
217 # Enables BPF syscall for systemd-journald
218 if [ "$KERNEL_BPF" = true ] && ( [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ) ; then
218 if [ "$KERNEL_BPF" = true ] && ( [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ) ; then
219 set_kernel_config CONFIG_BPF_SYSCALL y
219 set_kernel_config CONFIG_BPF_SYSCALL y
220 set_kernel_config CONFIG_CGROUP_BPF y
220 set_kernel_config CONFIG_CGROUP_BPF y
221 fi
221 fi
222
222
223 popd
223 popd
224
224
225 if [ "$KERNELSRC_CONFIG" = true ] ; then
225 if [ "$KERNELSRC_CONFIG" = true ] ; then
226 # Load default raspberry kernel configuration
226 # Load default raspberry kernel configuration
227 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" "${KERNEL_DEFCONFIG}"
227 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" "${KERNEL_DEFCONFIG}"
228
228
229 # Set kernel configuration parameters to enable qemu emulation
229 # Set kernel configuration parameters to enable qemu emulation
230 if [ "$ENABLE_QEMU" = true ] ; then
230 if [ "$ENABLE_QEMU" = true ] ; then
231 echo "CONFIG_FHANDLE=y" >> "${KERNEL_DIR}"/.config
231 echo "CONFIG_FHANDLE=y" >> "${KERNEL_DIR}"/.config
232 echo "CONFIG_LBDAF=y" >> "${KERNEL_DIR}"/.config
232 echo "CONFIG_LBDAF=y" >> "${KERNEL_DIR}"/.config
233
233
234 if [ "$ENABLE_CRYPTFS" = true ] ; then
234 if [ "$ENABLE_CRYPTFS" = true ] ; then
235 {
235 {
236 echo "CONFIG_EMBEDDED=y"
236 echo "CONFIG_EMBEDDED=y"
237 echo "CONFIG_EXPERT=y"
237 echo "CONFIG_EXPERT=y"
238 echo "CONFIG_DAX=y"
238 echo "CONFIG_DAX=y"
239 echo "CONFIG_MD=y"
239 echo "CONFIG_MD=y"
240 echo "CONFIG_BLK_DEV_MD=y"
240 echo "CONFIG_BLK_DEV_MD=y"
241 echo "CONFIG_MD_AUTODETECT=y"
241 echo "CONFIG_MD_AUTODETECT=y"
242 echo "CONFIG_BLK_DEV_DM=y"
242 echo "CONFIG_BLK_DEV_DM=y"
243 echo "CONFIG_BLK_DEV_DM_BUILTIN=y"
243 echo "CONFIG_BLK_DEV_DM_BUILTIN=y"
244 echo "CONFIG_DM_CRYPT=y"
244 echo "CONFIG_DM_CRYPT=y"
245 echo "CONFIG_CRYPTO_BLKCIPHER=y"
245 echo "CONFIG_CRYPTO_BLKCIPHER=y"
246 echo "CONFIG_CRYPTO_CBC=y"
246 echo "CONFIG_CRYPTO_CBC=y"
247 echo "CONFIG_CRYPTO_XTS=y"
247 echo "CONFIG_CRYPTO_XTS=y"
248 echo "CONFIG_CRYPTO_SHA512=y"
248 echo "CONFIG_CRYPTO_SHA512=y"
249 echo "CONFIG_CRYPTO_MANAGER=y"
249 echo "CONFIG_CRYPTO_MANAGER=y"
250 } >> ${KERNEL_DIR}/.config
250 } >> ${KERNEL_DIR}/.config
251 fi
251 fi
252 fi
252 fi
253
253
254 # Copy custom kernel configuration file
254 # Copy custom kernel configuration file
255 if [ -n "$KERNELSRC_USRCONFIG" ] ; then
255 if [ -n "$KERNELSRC_USRCONFIG" ] ; then
256 cp "$KERNELSRC_USRCONFIG" "${KERNEL_DIR}"/.config
256 cp "$KERNELSRC_USRCONFIG" "${KERNEL_DIR}"/.config
257 fi
257 fi
258
258
259 # Set kernel configuration parameters to their default values
259 # Set kernel configuration parameters to their default values
260 if [ "$KERNEL_OLDDEFCONFIG" = true ] ; then
260 if [ "$KERNEL_OLDDEFCONFIG" = true ] ; then
261 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" olddefconfig
261 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" olddefconfig
262 fi
262 fi
263
263
264 # Start menu-driven kernel configuration (interactive)
264 # Start menu-driven kernel configuration (interactive)
265 if [ "$KERNEL_MENUCONFIG" = true ] ; then
265 if [ "$KERNEL_MENUCONFIG" = true ] ; then
266 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" menuconfig
266 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" menuconfig
267 fi
267 fi
268 fi
268 fi
269
269
270 # Use ccache to cross compile the kernel
270 # Use ccache to cross compile the kernel
271 if [ "$KERNEL_CCACHE" = true ] ; then
271 if [ "$KERNEL_CCACHE" = true ] ; then
272 cc="ccache ${CROSS_COMPILE}gcc"
272 cc="ccache ${CROSS_COMPILE}gcc"
273 else
273 else
274 cc="${CROSS_COMPILE}gcc"
274 cc="${CROSS_COMPILE}gcc"
275 fi
275 fi
276
276
277 # Cross compile kernel and dtbs
277 # Cross compile kernel and dtbs
278 make -C "${KERNEL_DIR}" -j"${KERNEL_THREADS}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" "${KERNEL_BIN_IMAGE}" dtbs
278 make -C "${KERNEL_DIR}" -j"${KERNEL_THREADS}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" "${KERNEL_BIN_IMAGE}" dtbs
279
279
280 # Cross compile kernel modules
280 # Cross compile kernel modules
281 if [ "$(grep "CONFIG_MODULES=y" "${KERNEL_DIR}/.config")" ] ; then
281 if [ "$(grep "CONFIG_MODULES=y" "${KERNEL_DIR}/.config")" ] ; then
282 make -C "${KERNEL_DIR}" -j"${KERNEL_THREADS}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" modules
282 make -C "${KERNEL_DIR}" -j"${KERNEL_THREADS}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" modules
283 fi
283 fi
284 fi
284 fi
285
285
286 # Check if kernel compilation was successful
286 # Check if kernel compilation was successful
287 if [ ! -r "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" ] ; then
287 if [ ! -r "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" ] ; then
288 echo "error: kernel compilation failed! (kernel image not found)"
288 echo "error: kernel compilation failed! (kernel image not found)"
289 cleanup
289 cleanup
290 exit 1
290 exit 1
291 fi
291 fi
292
292
293 # Install kernel modules
293 # Install kernel modules
294 if [ "$ENABLE_REDUCE" = true ] ; then
294 if [ "$ENABLE_REDUCE" = true ] ; then
295 if [ "$(grep "CONFIG_MODULES=y" "${KERNEL_DIR}/.config")" ] ; then
295 if [ "$(grep "CONFIG_MODULES=y" "${KERNEL_DIR}/.config")" ] ; then
296 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_MOD_STRIP=1 INSTALL_MOD_PATH=../../.. modules_install
296 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_MOD_STRIP=1 INSTALL_MOD_PATH=../../.. modules_install
297 fi
297 fi
298 else
298 else
299 if [ "$(grep "CONFIG_MODULES=y" "${KERNEL_DIR}/.config")" ] ; then
299 if [ "$(grep "CONFIG_MODULES=y" "${KERNEL_DIR}/.config")" ] ; then
300 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_MOD_PATH=../../.. modules_install
300 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_MOD_PATH=../../.. modules_install
301 fi
301 fi
302
302
303 # Install kernel firmware
303 # Install kernel firmware
304 if [ "$(grep "^firmware_install:" "${KERNEL_DIR}/Makefile")" ] ; then
304 if [ "$(grep "^firmware_install:" "${KERNEL_DIR}/Makefile")" ] ; then
305 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_FW_PATH=../../../lib firmware_install
305 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_FW_PATH=../../../lib firmware_install
306 fi
306 fi
307 fi
307 fi
308
308
309 # Install kernel headers
309 # Install kernel headers
310 if [ "$KERNEL_HEADERS" = true ] && [ "$KERNEL_REDUCE" = false ] ; then
310 if [ "$KERNEL_HEADERS" = true ] && [ "$KERNEL_REDUCE" = false ] ; then
311 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_HDR_PATH=../.. headers_install
311 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_HDR_PATH=../.. headers_install
312 fi
312 fi
313 # make tar.gz kernel package - missing os bzw. modules
313 # make tar.gz kernel package - missing os bzw. modules
314 #** ** ** WARNING ** ** **
314 #** ** ** WARNING ** ** **
315 #Your architecture did not define any architecture-dependent files
315 #Your architecture did not define any architecture-dependent files
316 #to be placed into the tarball. Please add those to ./scripts/package/buildtar .
316 #to be placed into the tarball. Please add those to ./scripts/package/buildtar .
317 # make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" targz-pkg
317 # make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" targz-pkg
318
318
319 # Prepare boot (firmware) directory
319 # Prepare boot (firmware) directory
320 mkdir "${BOOT_DIR}"
320 mkdir "${BOOT_DIR}"
321
321
322 # Get kernel release version
322 # Get kernel release version
323 KERNEL_VERSION=$(cat "${KERNEL_DIR}/include/config/kernel.release")
323 KERNEL_VERSION=$(cat "${KERNEL_DIR}/include/config/kernel.release")
324
324
325 # Copy kernel configuration file to the boot directory
325 # Copy kernel configuration file to the boot directory
326 install_readonly "${KERNEL_DIR}/.config" "${R}/boot/config-${KERNEL_VERSION}"
326 install_readonly "${KERNEL_DIR}/.config" "${R}/boot/config-${KERNEL_VERSION}"
327
327
328 # Prepare device tree directory
328 # Prepare device tree directory
329 mkdir "${BOOT_DIR}/overlays"
329 mkdir "${BOOT_DIR}/overlays"
330
330
331 # Ensure the proper .dtb is located
331 # Ensure the proper .dtb is located
332 if [ "$KERNEL_ARCH" = "arm" ] ; then
332 if [ "$KERNEL_ARCH" = "arm" ] ; then
333 for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/"*.dtb ; do
333 for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/"*.dtb ; do
334 if [ -f "${dtb}" ] ; then
334 if [ -f "${dtb}" ] ; then
335 install_readonly "${dtb}" "${BOOT_DIR}/"
335 install_readonly "${dtb}" "${BOOT_DIR}/"
336 fi
336 fi
337 done
337 done
338 else
338 else
339 for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/broadcom/"*.dtb ; do
339 for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/broadcom/"*.dtb ; do
340 if [ -f "${dtb}" ] ; then
340 if [ -f "${dtb}" ] ; then
341 install_readonly "${dtb}" "${BOOT_DIR}/"
341 install_readonly "${dtb}" "${BOOT_DIR}/"
342 fi
342 fi
343 done
343 done
344 fi
344 fi
345
345
346 # Copy compiled dtb device tree files
346 # Copy compiled dtb device tree files
347 if [ -d "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays" ] ; then
347 if [ -d "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays" ] ; then
348 for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/"*.dtb ; do
348 for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/"*.dtb ; do
349 if [ -f "${dtb}" ] ; then
349 if [ -f "${dtb}" ] ; then
350 install_readonly "${dtb}" "${BOOT_DIR}/overlays/"
350 install_readonly "${dtb}" "${BOOT_DIR}/overlays/"
351 fi
351 fi
352 done
352 done
353
353
354 if [ -f "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/README" ] ; then
354 if [ -f "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/README" ] ; then
355 install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/README" "${BOOT_DIR}/overlays/README"
355 install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/README" "${BOOT_DIR}/overlays/README"
356 fi
356 fi
357 fi
357 fi
358
358
359 if [ "$ENABLE_UBOOT" = false ] ; then
359 if [ "$ENABLE_UBOOT" = false ] ; then
360 # Convert and copy kernel image to the boot directory
360 # Convert and copy kernel image to the boot directory
361 "${KERNEL_DIR}/scripts/mkknlimg" "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" "${BOOT_DIR}/${KERNEL_IMAGE}"
361 "${KERNEL_DIR}/scripts/mkknlimg" "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" "${BOOT_DIR}/${KERNEL_IMAGE}"
362 else
362 else
363 # Copy kernel image to the boot directory
363 # Copy kernel image to the boot directory
364 install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" "${BOOT_DIR}/${KERNEL_IMAGE}"
364 install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" "${BOOT_DIR}/${KERNEL_IMAGE}"
365 fi
365 fi
366
366
367 # Remove kernel sources
367 # Remove kernel sources
368 if [ "$KERNEL_REMOVESRC" = true ] ; then
368 if [ "$KERNEL_REMOVESRC" = true ] ; then
369 rm -fr "${KERNEL_DIR}"
369 rm -fr "${KERNEL_DIR}"
370 else
370 else
371 # Prepare compiled kernel modules
371 # Prepare compiled kernel modules
372 if [ "$(grep "CONFIG_MODULES=y" "${KERNEL_DIR}/.config")" ] ; then
372 if [ "$(grep "CONFIG_MODULES=y" "${KERNEL_DIR}/.config")" ] ; then
373 if [ "$(grep "^modules_prepare:" "${KERNEL_DIR}/Makefile")" ] ; then
373 if [ "$(grep "^modules_prepare:" "${KERNEL_DIR}/Makefile")" ] ; then
374 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" modules_prepare
374 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" modules_prepare
375 fi
375 fi
376
376
377 # Create symlinks for kernel modules
377 # Create symlinks for kernel modules
378 chroot_exec ln -sf /usr/src/linux "/lib/modules/${KERNEL_VERSION}/build"
378 chroot_exec ln -sf /usr/src/linux "/lib/modules/${KERNEL_VERSION}/build"
379 chroot_exec ln -sf /usr/src/linux "/lib/modules/${KERNEL_VERSION}/source"
379 chroot_exec ln -sf /usr/src/linux "/lib/modules/${KERNEL_VERSION}/source"
380 fi
380 fi
381 fi
381 fi
382
382
383 else # BUILD_KERNEL=false
383 else # BUILD_KERNEL=false
384 # echo " Install precompiled kernel..."
384 # echo " Install precompiled kernel..."
385 # echo "error: not implemented"
385 # echo "error: not implemented"
386 if [ "$KERNEL_ARCH" = arm64 ] && ( [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ) ; then
386 if [ "$KERNEL_ARCH" = arm64 ] && ( [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ) ; then
387 # Create temporary directory for dl
387 # Create temporary directory for dl
388 temp_dir=$(as_nobody mktemp -d)
388 temp_dir=$(as_nobody mktemp -d)
389
389
390 # Fetch kernel dl
390 # Fetch kernel dl
391 as_nobody wget -c "$RPI3_64_KERNEL_URL" "${temp_dir}"/kernel.tar.xz
391 as_nobody wget -c "$RPI3_64_KERNEL_URL" "${temp_dir}"/kernel.tar.xz
392 #extract download
392 #extract download
393 tar -xJf kernel.tar.xz -C "${R}"
393 tar -xJf kernel.tar.xz -C "${R}"
394
394
395 # Remove temporary directory for kernel sources
395 # Remove temporary directory for kernel sources
396 rm -fr "${temp_dir}"
396 rm -fr "${temp_dir}"
397
397
398 # Set permissions of the kernel sources
398 # Set permissions of the kernel sources
399 chown -R root:root "${R}/boot"
399 chown -R root:root "${R}/boot"
400 chown -R root:root "${R}/lib"
400 chown -R root:root "${R}/lib"
401 fi
401 fi
402
402
403 # Check if kernel installation was successful
403 # Check if kernel installation was successful
404 KERNEL="$(ls -1 "${R}"/boot/kernel* | sort | tail -n 1)"
404 KERNEL="$(ls -1 "${R}"/boot/kernel* | sort | tail -n 1)"
405 if [ -z "$KERNEL" ] ; then
405 if [ -z "$KERNEL" ] ; then
406 echo "error: kernel installation failed! (/boot/kernel* not found)"
406 echo "error: kernel installation failed! (/boot/kernel* not found)"
407 cleanup
407 cleanup
408 exit 1
408 exit 1
409 fi
409 fi
410
410
411 if [ "$SET_ARCH" = 64 ] ; then
411 if [ "$SET_ARCH" = 64 ] ; then
412 echo "Using precompiled arm64 kernel"
412 echo "Using precompiled arm64 kernel"
413 else
413 else
414 echo "error: no precompiled arm64 (bcmrpi3) kernel found"
414 echo "error: no precompiled arm64 (bcmrpi3) kernel found"
415 exit 1
415 exit 1
416 # inset precompiled 64 bit kernel code here
416 # inset precompiled 64 bit kernel code here
417 fi
417 fi
418 #fi build_kernel=true
418 #fi build_kernel=true
419 fi
419 fi
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