Commit | Line | Data |
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5a196804 | 1 | #!/bin/bash -exu |
f3d8604b | 2 | # |
1d5a0a3c | 3 | # Copyright (C) 2016-2019 - Michael Jeanson <mjeanson@efficios.com> |
f3d8604b MJ |
4 | # |
5 | # This program is free software: you can redistribute it and/or modify | |
6 | # it under the terms of the GNU General Public License as published by | |
7 | # the Free Software Foundation, either version 3 of the License, or | |
8 | # (at your option) any later version. | |
9 | # | |
10 | # This program is distributed in the hope that it will be useful, | |
11 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | # GNU General Public License for more details. | |
14 | # | |
15 | # You should have received a copy of the GNU General Public License | |
16 | # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
17 | ||
39961776 MJ |
18 | # Parameters |
19 | arch=${arch:-} | |
20 | cross_arch=${cross_arch:-} | |
21 | ktag=${ktag:-} | |
5a196804 MJ |
22 | kgitrepo=${kgitrepo:-} |
23 | mversion=${mversion:-} | |
24 | mgitrepo=${mgitrepo:-} | |
39961776 MJ |
25 | |
26 | ||
339db64d MJ |
27 | ## FUNCTIONS ## |
28 | ||
f3d8604b MJ |
29 | # Kernel version compare functions |
30 | verlte() { | |
51fa2ab3 | 31 | [ "$1" = "$(printf '%s\n%s' "$1" "$2" | sort -V | head -n1)" ] |
f3d8604b MJ |
32 | } |
33 | ||
34 | verlt() { | |
51fa2ab3 | 35 | [ "$1" = "$2" ] && return 1 || verlte "$1" "$2" |
f3d8604b MJ |
36 | } |
37 | ||
38 | vergte() { | |
51fa2ab3 | 39 | [ "$1" = "$(printf '%s\n%s' "$1" "$2" | sort -V | tail -n1)" ] |
f3d8604b MJ |
40 | } |
41 | ||
42 | vergt() { | |
51fa2ab3 | 43 | [ "$1" = "$2" ] && return 1 || vergte "$1" "$2" |
f3d8604b MJ |
44 | } |
45 | ||
339db64d | 46 | |
5a196804 MJ |
47 | git_clone_modules_sources() { |
48 | mkdir -p "$MODULES_GIT_DIR" | |
49 | git clone --depth=1 -b "${mversion}" "${mgitrepo}" "$MODULES_GIT_DIR" | |
50 | } | |
51 | ||
52 | # Checkout a shallow kernel tree of the specified tag | |
53 | git_clone_linux_sources() { | |
54 | mkdir -p "$LINUX_GIT_DIR" | |
55 | git clone --depth=1 -b "${ktag}" --reference "$LINUX_GIT_REF_REPO_DIR" "${kgitrepo}" "$LINUX_GIT_DIR" | |
56 | } | |
7e02032c | 57 | |
7e02032c | 58 | |
5a196804 MJ |
59 | # Export the kernel sources from the git repo |
60 | git_export_linux_sources() { | |
61 | cd "$LINUX_GIT_DIR" | |
62 | git archive "${ktag}" | tar -x -C "$LINUX_SRCOBJ_DIR" | |
63 | } | |
64 | ||
65 | ||
66 | # Upload the tar archive to the object store | |
67 | upload_archive_obj() { | |
68 | s3cmd -c "$WORKSPACE/.s3cfg" put "$WORKSPACE/$obj_name" "$obj_url_prefix/" | |
69 | rm -f "$WORKSPACE/$obj_name" | |
70 | } | |
71 | ||
72 | ||
73 | extract_archive_obj() { | |
74 | tar -xf "$WORKSPACE/$obj_name" -C "$LINUX_OBJ_DIR" | |
75 | rm -f "$WORKSPACE/$obj_name" | |
76 | } | |
77 | ||
78 | ||
79 | tar_archive_obj() { | |
80 | cd "$LINUX_OBJ_DIR" | |
81 | tar -cf "$WORKSPACE/$obj_name" -I pbzip2 . | |
82 | cd - | |
83 | } | |
84 | ||
85 | # Find the most recent GCC version supported by the kernel sources | |
86 | select_compiler() { | |
87 | local selected_cc | |
88 | ||
89 | cd "$LINUX_SRCOBJ_DIR" | |
90 | ||
91 | kversion=$(make -s kernelversion) | |
92 | ||
93 | set +e | |
94 | ||
1d5a0a3c | 95 | for cc in gcc-5 gcc-4.8; do |
5a196804 MJ |
96 | if "${CROSS_COMPILE:-}${cc}" -I include/ -D__LINUX_COMPILER_H -D__LINUX_COMPILER_TYPES_H -E include/linux/compiler-gcc.h; then |
97 | selected_cc="$cc" | |
98 | break | |
99 | fi | |
100 | done | |
101 | ||
102 | set -e | |
103 | ||
104 | if [ "x$selected_cc" = "x" ]; then | |
105 | echo "Found no suitable compiler." | |
106 | exit 1 | |
107 | fi | |
108 | ||
1d5a0a3c MJ |
109 | # Force gcc-4.8 for kernels before 3.18 |
110 | if { verlt "$kversion" "3.18"; }; then | |
23db2292 | 111 | selected_cc=gcc-4.8 |
7e02032c MJ |
112 | fi |
113 | ||
425e4992 MJ |
114 | if [ "$selected_cc" != "gcc-4.8" ]; then |
115 | # Older kernel Makefiles do not expect the compiler to default to PIE | |
116 | KAFLAGS="-fno-pie" | |
117 | KCFLAGS="-fno-pie -no-pie" | |
118 | KCPPFLAGS="-fno-pie" | |
119 | export KAFLAGS KCFLAGS KCPPFLAGS | |
120 | fi | |
121 | ||
5a196804 | 122 | export CC="${CROSS_COMPILE:-}${selected_cc}" |
1d5a0a3c | 123 | export HOSTCC="${selected_cc}" |
5a196804 MJ |
124 | |
125 | cd - | |
126 | } | |
127 | ||
128 | ||
129 | build_linux_kernel() { | |
130 | cd "$LINUX_SRCOBJ_DIR" | |
131 | ||
132 | kversion=$(make -s kernelversion) | |
133 | ||
7e02032c | 134 | # Generate kernel configuration |
a1ae361e | 135 | case "$ktag" in |
7e02032c | 136 | Ubuntu*) |
39961776 | 137 | if [ "${cross_arch}" = "powerpc" ]; then |
5a196804 | 138 | if vergte "${kversion}" "4.10"; then |
39961776 MJ |
139 | echo "Ubuntu removed big endian powerpc configuration from kernel >= 4.10. Don't try to build it." |
140 | exit 0 | |
141 | fi | |
142 | fi | |
a46abb0a MJ |
143 | fakeroot debian/rules clean KW_DEFCONFIG_DIR=. |
144 | fakeroot debian/rules genconfigs KW_DEFCONFIG_DIR=. | |
5a196804 | 145 | cp CONFIGS/"${ubuntu_config}" .config |
7e02032c MJ |
146 | ;; |
147 | *) | |
16844a6d MJ |
148 | # Force 32bit build on i386, default is 64bit |
149 | if [ "$arch" = "i386" ]; then | |
5a196804 MJ |
150 | export ARCH="i386" |
151 | fi | |
152 | ||
153 | # allyesconfig is mostly broken for kernels of the 2.6 series | |
154 | if verlt "$kversion" "3.0"; then | |
155 | vanilla_config="defconfig" | |
7a76a4d0 MJ |
156 | fi |
157 | ||
5a196804 | 158 | make "${vanilla_config}" |
7e02032c MJ |
159 | ;; |
160 | esac | |
161 | ||
5a196804 MJ |
162 | # silentoldconfig was renamed in 4.19 |
163 | if vergte "$kversion" "4.19"; then | |
164 | update_conf_target="syncconfig" | |
165 | else | |
166 | update_conf_target="silentoldconfig" | |
167 | fi | |
168 | ||
169 | # Fix 'defined(@array)' was removed from recent perl | |
170 | if [ -f "kernel/timeconst.pl" ]; then | |
171 | sed -i 's/defined(\@\(.*\))/@\1/' kernel/timeconst.pl | |
172 | fi | |
173 | ||
174 | # Fix syntax of inline assembly which is confused with C++11 raw strings on gcc >= 5 | |
23db2292 | 175 | if [ "$CC" != "gcc-4.8" ]; then |
5a196804 MJ |
176 | if [ -f "arch/x86/kvm/svm.c" ]; then |
177 | sed -i 's/ R"/ R "/g; s/"R"/" R "/g' arch/x86/kvm/svm.c | |
178 | fi | |
179 | ||
180 | if [ -f "arch/x86/kvm/vmx.c" ]; then | |
181 | sed -i 's/ R"/ R "/g; s/"R"/" R "/g' arch/x86/kvm/vmx.c | |
182 | fi | |
183 | fi | |
184 | ||
185 | # Fix a typo in v2.6.36.x | |
186 | if [ -f "arch/x86/kernel/entry_64.S" ]; then | |
187 | sed -i 's/END(do_hypervisor_callback)/END(xen_do_hypervisor_callback)/' arch/x86/kernel/entry_64.S | |
188 | fi | |
189 | ||
190 | # Fix kernel < 3.0 with gcc >= 4.7 | |
191 | if verlt "$kversion" "3.0"; then | |
192 | sed -i '/linux\/compiler.h/a #include <linux\/linkage.h> \/* For asmregparm *\/' arch/x86/include/asm/ptrace.h | |
193 | sed -i 's/extern long syscall_trace_enter/extern asmregparm long syscall_trace_enter/' arch/x86/include/asm/ptrace.h | |
194 | sed -i 's/extern void syscall_trace_leave/extern asmregparm void syscall_trace_leave/' arch/x86/include/asm/ptrace.h | |
195 | echo "header-y += linkage.h" >> include/linux/Kbuild | |
196 | fi | |
197 | ||
7e02032c | 198 | # GCC 4.8 |
5a196804 | 199 | sed -i "s/CONFIG_CC_STACKPROTECTOR_STRONG=y/# CONFIG_CC_STACKPROTECTOR_STRONG is not set/g" .config |
7e02032c MJ |
200 | |
201 | # Don't try to sign modules | |
5a196804 | 202 | sed -i "s/CONFIG_MODULE_SIG=y/# CONFIG_MODULE_SIG is not set/g" .config |
7e02032c | 203 | |
9ef18fa2 | 204 | # Disable kernel stack frame correctness validation, introduced in 4.6.0 and currently fails |
5a196804 MJ |
205 | sed -i "s/CONFIG_STACK_VALIDATION=y/# CONFIG_STACK_VALIDATION is not set/g" .config |
206 | ||
207 | # Cause problems with inline assembly on i386 | |
208 | sed -i "s/CONFIG_DEBUG_SECTION_MISMATCH=y/# CONFIG_DEBUG_SECTION_MISMATCH is not set/g" .config | |
209 | ||
1d5a0a3c MJ |
210 | # Don't build samples, they are broken on some kernel releases |
211 | sed -i "s/CONFIG_SAMPLES=y/# CONFIG_SAMPLES is not set/g" .config | |
212 | ||
5a196804 MJ |
213 | # IGBVF won't build with recent gcc on 2.6.38.x |
214 | if { vergte "$kversion" "2.6.37" && verlt "$kversion" "2.6.38"; }; then | |
215 | sed -i "s/CONFIG_IGBVF=y/# CONFIG_IGBVF is not set/g" .config | |
216 | fi | |
9ef18fa2 | 217 | |
51fa2ab3 MJ |
218 | # Set required options |
219 | { | |
220 | echo "CONFIG_KPROBES=y"; | |
221 | echo "CONFIG_FTRACE=y"; | |
222 | echo "CONFIG_BLK_DEV_IO_TRACE=y"; | |
223 | echo "CONFIG_TRACEPOINTS=y"; | |
224 | echo "CONFIG_KALLSYMS_ALL=y"; | |
5a196804 | 225 | } >> .config |
7e02032c | 226 | |
7a76a4d0 | 227 | # Debug |
5a196804 MJ |
228 | #cat .config |
229 | ||
230 | make "$update_conf_target" CC="$CC" | |
231 | make -j"$NPROC" CC="$CC" | |
232 | ||
233 | krelease=$(make -s kernelrelease) | |
234 | ||
235 | # Save the kernel and modules | |
236 | mkdir -p "$LINUX_INSTOBJ_DIR/boot" | |
237 | make INSTALL_MOD_PATH="$LINUX_INSTOBJ_DIR" INSTALL_MOD_STRIP=1 modules_install | |
238 | make INSTALL_PATH="$LINUX_INSTOBJ_DIR/boot" install | |
239 | rm -f "$LINUX_INSTOBJ_DIR/lib/modules/${krelease}/source" "$LINUX_INSTOBJ_DIR/lib/modules/${krelease}/build" | |
240 | ln -s ../../../../sources "$LINUX_INSTOBJ_DIR/lib/modules/${krelease}/source" | |
241 | ln -s ../../../../sources "$LINUX_INSTOBJ_DIR/lib/modules/${krelease}/source" | |
242 | } | |
243 | ||
244 | ||
245 | extract_distro_headers() { | |
246 | ||
247 | # Enter linux source dir | |
248 | cd "${LINUX_SRCOBJ_DIR}" | |
249 | ||
250 | ||
251 | # For RT kernels, copy version file | |
252 | if [ -s localversion-rt ]; then | |
253 | cp -a localversion-rt "${LINUX_HDROBJ_DIR}" | |
254 | fi | |
255 | ||
256 | # Copy all Makefile related stuff | |
257 | find . -path './include/*' -prune \ | |
258 | -o -path './scripts/*' -prune -o -type f \ | |
259 | \( -name 'Makefile*' -o -name 'Kconfig*' -o -name 'Kbuild*' -o \ | |
260 | -name '*.sh' -o -name '*.pl' -o -name '*.lds' \) \ | |
261 | -print | cpio -pd --preserve-modification-time "${LINUX_HDROBJ_DIR}" | |
262 | ||
263 | # Copy base scripts and include dirs | |
264 | cp -a scripts include "${LINUX_HDROBJ_DIR}" | |
7e02032c | 265 | |
5a196804 MJ |
266 | # Copy arch includes |
267 | (find arch -name include -type d -print0 | \ | |
268 | xargs -0 -n1 -i: find : -type f) | \ | |
269 | cpio -pd --preserve-modification-time "${LINUX_HDROBJ_DIR}" | |
270 | ||
271 | # Copy arch scripts | |
272 | (find arch -name scripts -type d -print0 | \ | |
273 | xargs -0 -n1 -i: find : -type f) | \ | |
274 | cpio -pd --preserve-modification-time "${LINUX_HDROBJ_DIR}" | |
275 | ||
276 | # Cleanup scripts | |
277 | rm -f "${LINUX_HDROBJ_DIR}/scripts/*.o" | |
278 | rm -f "${LINUX_HDROBJ_DIR}/scripts/*/*.o" | |
279 | ||
280 | # On powerpc this object is required to link modules | |
281 | if [ "${karch}" = "powerpc" ]; then | |
282 | cp -a --parents arch/powerpc/lib/crtsavres.[So] "${LINUX_HDROBJ_DIR}/" | |
283 | fi | |
284 | ||
285 | # On arm64 between 4.13 and 1.15 this object is required to build with ftrace support | |
286 | if [ "${karch}" = "arm64" ]; then | |
287 | if [ -f "arch/arm64/kernel/ftrace-mod.S" ]; then | |
288 | cp -a --parents arch/arm64/kernel/ftrace-mod.[So] "${LINUX_HDROBJ_DIR}/" | |
289 | fi | |
290 | fi | |
291 | ||
292 | # Newer kernels need objtool to build modules when CONFIG_STACK_VALIDATION=y | |
293 | if [ -f tools/objtool/objtool ]; then | |
294 | cp -a --parents tools/objtool/objtool "${LINUX_HDROBJ_DIR}/" | |
295 | fi | |
296 | ||
297 | if [ -f "arch/x86/kernel/macros.s" ]; then | |
298 | cp -a --parents arch/x86/kernel/macros.s "${LINUX_HDROBJ_DIR}/" | |
299 | fi | |
300 | ||
301 | # Copy modules related stuff, if available | |
302 | if [ -s Module.symvers ]; then | |
303 | cp Module.symvers "${LINUX_HDROBJ_DIR}" | |
304 | fi | |
305 | ||
306 | if [ -s System.map ]; then | |
307 | cp System.map "${LINUX_HDROBJ_DIR}" | |
308 | fi | |
309 | ||
310 | if [ -s Module.markers ]; then | |
311 | cp Module.markers "${LINUX_HDROBJ_DIR}" | |
312 | fi | |
313 | ||
314 | # Copy config file | |
315 | cp .config "${LINUX_HDROBJ_DIR}" | |
316 | ||
317 | # Make sure the Makefile and version.h have a matching timestamp so that | |
318 | # external modules can be built | |
319 | if [ -s "${LINUX_HDROBJ_DIR}/include/generated/uapi/linux/version.h" ]; then | |
320 | touch -r "${LINUX_HDROBJ_DIR}/Makefile" "${LINUX_HDROBJ_DIR}/include/generated/uapi/linux/version.h" | |
321 | elif [ -s "${LINUX_HDROBJ_DIR}/include/linux/version.h" ]; then | |
322 | touch -r "${LINUX_HDROBJ_DIR}/Makefile" "${LINUX_HDROBJ_DIR}/include/linux/version.h" | |
323 | else | |
324 | echo "Missing version.h" | |
325 | exit 1 | |
326 | fi | |
327 | touch -r "${LINUX_HDROBJ_DIR}/.config" "${LINUX_HDROBJ_DIR}/include/generated/autoconf.h" | |
328 | ||
329 | # Copy .config to include/config/auto.conf so "make prepare" is unnecessary. | |
330 | cp "${LINUX_HDROBJ_DIR}/.config" "${LINUX_HDROBJ_DIR}/include/config/auto.conf" | |
331 | ||
332 | # Finally clean the object files from the full source tree | |
333 | make clean | |
334 | ||
335 | # And regen the modules support files | |
336 | make modules_prepare CC="$CC" | |
51fa2ab3 | 337 | |
d815b018 MJ |
338 | # On powerpc this object is required to link modules |
339 | if [ "${karch}" = "powerpc" ]; then | |
5a196804 | 340 | make arch/powerpc/lib/crtsavres.o CC="$CC" |
d815b018 MJ |
341 | fi |
342 | ||
7a76a4d0 | 343 | # On arm64 between 4.13 and 4.15 this object is required to build with ftrace support |
a1ae361e | 344 | if [ "${karch}" = "arm64" ]; then |
c236528e | 345 | if [ -f "arch/arm64/kernel/ftrace-mod.S" ]; then |
5a196804 | 346 | make arch/arm64/kernel/ftrace-mod.o CC="$CC" |
a1ae361e MJ |
347 | fi |
348 | fi | |
349 | ||
7e02032c | 350 | # Version specific tasks |
a1ae361e | 351 | case "$ktag" in |
7e02032c MJ |
352 | Ubuntu*) |
353 | # Add Ubuntu ABI number to kernel headers, this is normally done by the packaging code | |
a1ae361e | 354 | ABINUM="$(echo "$ktag" | grep -P -o 'Ubuntu-(lts-)?.*-\K\d+(?=\..*)')" |
5a196804 MJ |
355 | echo "#define UTS_UBUNTU_RELEASE_ABI $ABINUM" >> include/generated/utsrelease.h |
356 | echo "#define UTS_UBUNTU_RELEASE_ABI $ABINUM" >> "${LINUX_HDROBJ_DIR}/include/generated/utsrelease.h" | |
7e02032c MJ |
357 | ;; |
358 | esac | |
7e02032c MJ |
359 | } |
360 | ||
361 | ||
339db64d MJ |
362 | build_modules() { |
363 | ||
5a196804 MJ |
364 | local kdir="$1" |
365 | local outdir="$2" | |
366 | local kversion | |
367 | ||
368 | kversion=$(make -C "$LINUX_HDROBJ_DIR" -s kernelversion) | |
339db64d | 369 | |
339db64d | 370 | # Enter lttng-modules source dir |
5a196804 | 371 | cd "${MODULES_GIT_DIR}" |
339db64d MJ |
372 | |
373 | # kernels 3.10 to 3.10.13 and 3.11 to 3.11.2 introduce a deadlock in the | |
374 | # timekeeping subsystem. We want those build to fail. | |
5a196804 MJ |
375 | if { vergte "$kversion" "3.10" && verlte "$kversion" "3.10.13"; } || \ |
376 | { vergte "$kversion" "3.11" && verlte "$kversion" "3.11.2"; }; then | |
339db64d MJ |
377 | |
378 | set +e | |
379 | ||
380 | # Build modules | |
51fa2ab3 | 381 | KERNELDIR="${kdir}" make -j"${NPROC}" V=1 CC="$CC" |
339db64d | 382 | |
5a196804 MJ |
383 | set -e |
384 | ||
339db64d MJ |
385 | # We expect this build to fail, if it doesn't, fail the job. |
386 | if [ "$?" -eq 0 ]; then | |
e9b44189 | 387 | echo "This build should have failed." |
339db64d MJ |
388 | exit 1 |
389 | fi | |
390 | ||
391 | # We have to publish at least one file or the build will fail | |
5a196804 | 392 | echo "This kernel is broken, there is a deadlock in the timekeeping subsystem." > "${outdir}/BROKEN.txt.ko" |
339db64d MJ |
393 | |
394 | set -e | |
395 | ||
5a196804 | 396 | KERNELDIR="${kdir}" make clean |
7e02032c | 397 | |
339db64d MJ |
398 | else # Regular build |
399 | ||
400 | # Build modules against full kernel sources | |
51fa2ab3 | 401 | KERNELDIR="${kdir}" make -j"${NPROC}" V=1 CC="$CC" |
339db64d MJ |
402 | |
403 | # Install modules to build dir | |
5a196804 | 404 | KERNELDIR="${kdir}" make INSTALL_MOD_PATH="${outdir}" modules_install |
339db64d MJ |
405 | |
406 | # Clean build dir | |
5a196804 | 407 | KERNELDIR="${kdir}" make clean |
339db64d MJ |
408 | fi |
409 | } | |
410 | ||
411 | ||
412 | ## MAIN ## | |
413 | ||
f3d8604b MJ |
414 | # Use all CPU cores |
415 | NPROC=$(nproc) | |
416 | ||
5a196804 MJ |
417 | MODULES_GIT_DIR="${WORKSPACE}/src/lttng-modules" |
418 | LINUX_GIT_DIR="${WORKSPACE}/src/linux" | |
339db64d | 419 | |
5a196804 MJ |
420 | LINUX_OBJ_DIR="${WORKSPACE}/linux" |
421 | LINUX_SRCOBJ_DIR="${LINUX_OBJ_DIR}/sources" | |
422 | LINUX_HDROBJ_DIR="${LINUX_OBJ_DIR}/headers" | |
423 | LINUX_INSTOBJ_DIR="${LINUX_OBJ_DIR}/install" | |
339db64d | 424 | |
5a196804 MJ |
425 | MODULES_OUTPUT_KSRC_DIR="${WORKSPACE}/build/lttng-modules-ksrc" |
426 | MODULES_OUTPUT_KHDR_DIR="${WORKSPACE}/build/lttng-modules-khdr" | |
339db64d | 427 | |
5a196804 MJ |
428 | LINUX_GIT_REF_REPO_DIR="$HOME/gitcache/linux-stable.git/" |
429 | ||
430 | OBJ_STORE_URL="s3://jenkins" | |
431 | ||
432 | cd "$WORKSPACE" | |
433 | ||
434 | # Create build directories | |
435 | mkdir -p "${LINUX_SRCOBJ_DIR}" "${LINUX_HDROBJ_DIR}" "${LINUX_INSTOBJ_DIR}" "${MODULES_OUTPUT_KSRC_DIR}" "${MODULES_OUTPUT_KHDR_DIR}" | |
436 | ||
437 | git_clone_modules_sources | |
339db64d | 438 | |
7e02032c | 439 | # Setup cross compile env if available |
39961776 | 440 | if [ "x${cross_arch}" != "x" ]; then |
7e02032c MJ |
441 | |
442 | case "$cross_arch" in | |
443 | "armhf") | |
444 | karch="arm" | |
445 | cross_compile="arm-linux-gnueabihf-" | |
e9b44189 | 446 | vanilla_config="allyesconfig" |
7e02032c MJ |
447 | ubuntu_config="armhf-config.flavour.generic" |
448 | ;; | |
449 | ||
450 | "arm64") | |
451 | karch="arm64" | |
452 | cross_compile="aarch64-linux-gnu-" | |
e9b44189 | 453 | vanilla_config="allyesconfig" |
7e02032c MJ |
454 | ubuntu_config="arm64-config.flavour.generic" |
455 | ;; | |
456 | ||
457 | "powerpc") | |
458 | karch="powerpc" | |
459 | cross_compile="powerpc-linux-gnu-" | |
e9b44189 | 460 | vanilla_config="ppc44x_defconfig" |
7e02032c MJ |
461 | ubuntu_config="powerpc-config.flavour.powerpc-smp" |
462 | ;; | |
463 | ||
464 | "ppc64el") | |
465 | karch="powerpc" | |
466 | cross_compile="powerpc64le-linux-gnu-" | |
e9b44189 | 467 | vanilla_config="pseries_le_defconfig" |
7e02032c MJ |
468 | ubuntu_config="ppc64el-config.flavour.generic" |
469 | ;; | |
470 | ||
471 | *) | |
51fa2ab3 | 472 | echo "Unsupported cross arch $cross_arch" |
7e02032c MJ |
473 | exit 1 |
474 | ;; | |
475 | esac | |
339db64d | 476 | |
7e02032c MJ |
477 | # Export variables used by Kbuild for cross compilation |
478 | export ARCH="${karch}" | |
479 | export CROSS_COMPILE="${cross_compile}" | |
339db64d | 480 | |
7e02032c | 481 | # Set arch specific values if we are not cross compiling |
39961776 | 482 | elif [ "x${arch}" != "x" ]; then |
e9b44189 | 483 | |
7e02032c | 484 | case "$arch" in |
16844a6d | 485 | "i386") |
7e02032c | 486 | karch="x86" |
e9b44189 | 487 | vanilla_config="allyesconfig" |
7e02032c MJ |
488 | ubuntu_config="i386-config.flavour.generic" |
489 | ;; | |
490 | ||
16844a6d | 491 | "amd64") |
7e02032c | 492 | karch="x86" |
e9b44189 | 493 | vanilla_config="allyesconfig" |
7e02032c MJ |
494 | ubuntu_config="amd64-config.flavour.generic" |
495 | ;; | |
496 | ||
497 | "armhf") | |
498 | karch="arm" | |
e9b44189 | 499 | vanilla_config="allyesconfig" |
7e02032c MJ |
500 | ubuntu_config="armhf-config.flavour.generic" |
501 | ;; | |
502 | ||
503 | "arm64") | |
504 | karch="arm64" | |
e9b44189 | 505 | vanilla_config="allyesconfig" |
7e02032c MJ |
506 | ubuntu_config="arm64-config.flavour.generic" |
507 | ;; | |
508 | ||
509 | "powerpc") | |
510 | karch="powerpc" | |
e9b44189 | 511 | vanilla_config="allyesconfig" |
7e02032c MJ |
512 | ubuntu_config="powerpc-config.flavour.powerpc-smp" |
513 | ;; | |
514 | ||
515 | "ppc64el") | |
516 | karch="powerpc" | |
e9b44189 | 517 | vanilla_config="allyesconfig" |
7e02032c MJ |
518 | ubuntu_config="ppc64el-config.flavour.generic" |
519 | ;; | |
520 | ||
521 | *) | |
522 | echo "Unsupported arch $arch" | |
523 | exit 1 | |
524 | ;; | |
525 | esac | |
526 | else | |
527 | echo "Not arch or cross_arch specified" | |
528 | exit 1 | |
529 | fi | |
339db64d | 530 | |
339db64d | 531 | |
b214d997 | 532 | |
5a196804 MJ |
533 | # First get the kernel build from the object store, or build it, if it's |
534 | # not available. | |
339db64d | 535 | |
5a196804 MJ |
536 | echo "# Setup endpoint |
537 | host_base = obj.internal.efficios.com | |
538 | host_bucket = obj.internal.efficios.com | |
539 | bucket_location = us-east-1 | |
540 | use_https = True | |
7e02032c | 541 | |
5a196804 MJ |
542 | # Setup access keys |
543 | access_key = jenkins | |
544 | secret_key = echo123456 | |
339db64d | 545 | |
5a196804 MJ |
546 | # Enable S3 v4 signature APIs |
547 | signature_v2 = False" > "$WORKSPACE/.s3cfg" | |
339db64d | 548 | |
5a196804 MJ |
549 | url_hash="$(echo -n "$kgitrepo/$ktag/$arch/$cross_arch" | md5sum | awk '{ print $1 }')" |
550 | obj_name="linux.tar.bz2" | |
551 | obj_url_prefix="$OBJ_STORE_URL/linux-build/$url_hash" | |
552 | obj_url="$obj_url_prefix/$obj_name" | |
339db64d | 553 | |
5a196804 MJ |
554 | set +e |
555 | s3cmd -c "$WORKSPACE/.s3cfg" get "$obj_url" | |
556 | ret=$? | |
557 | set -e | |
339db64d | 558 | |
5a196804 MJ |
559 | case "$ret" in |
560 | "0") | |
561 | extract_archive_obj | |
562 | ;; | |
a1ae361e | 563 | |
5a196804 MJ |
564 | "12") |
565 | echo "File not found" | |
339db64d | 566 | |
5a196804 MJ |
567 | # Build all the things and upload |
568 | # then finish the module build... | |
339db64d | 569 | |
5a196804 MJ |
570 | git_clone_linux_sources |
571 | git_export_linux_sources | |
339db64d | 572 | |
5a196804 | 573 | select_compiler |
a1ae361e | 574 | |
5a196804 MJ |
575 | ## PREPARE FULL LINUX SOURCE TREE |
576 | build_linux_kernel | |
d138fc44 | 577 | |
5a196804 MJ |
578 | ## EXTRACT DISTRO STYLE KERNEL HEADERS / DEVEL |
579 | extract_distro_headers | |
339db64d | 580 | |
5a196804 | 581 | tar_archive_obj |
339db64d | 582 | |
5a196804 | 583 | upload_archive_obj |
339db64d | 584 | |
5a196804 | 585 | ;; |
339db64d | 586 | |
5a196804 MJ |
587 | *) |
588 | echo "Unknown error? Abort" | |
589 | exit 1 | |
590 | ;; | |
591 | esac | |
339db64d | 592 | |
5a196804 | 593 | select_compiler |
f3d8604b | 594 | |
7e02032c | 595 | ## BUILD modules |
5a196804 MJ |
596 | # Either we downloaded a pre-build kernel or we built it and uploaded |
597 | # the archive for future builds. | |
598 | ||
599 | cd "$WORKSPACE" | |
f3d8604b | 600 | |
339db64d | 601 | # Build modules against full kernel sources |
5a196804 | 602 | build_modules "${LINUX_SRCOBJ_DIR}" "${MODULES_OUTPUT_KSRC_DIR}" |
f3d8604b | 603 | |
339db64d | 604 | # Build modules against kernel headers |
5a196804 | 605 | build_modules "${LINUX_HDROBJ_DIR}" "${MODULES_OUTPUT_KHDR_DIR}" |
f3d8604b | 606 | |
5a196804 MJ |
607 | # Make sure some modules were actually built |
608 | tree "${MODULES_OUTPUT_KSRC_DIR}" | |
609 | if [ "x$(find "${MODULES_OUTPUT_KSRC_DIR}" -name '*.ko*' -printf yes -quit)" != "xyes" ]; then | |
7e02032c MJ |
610 | echo "No modules built!" |
611 | exit 1 | |
612 | fi | |
613 | ||
5a196804 MJ |
614 | tree "${MODULES_OUTPUT_KHDR_DIR}" |
615 | if [ "x$(find "${MODULES_OUTPUT_KHDR_DIR}" -name '*.ko*' -printf yes -quit)" != "xyes" ]; then | |
7e02032c MJ |
616 | echo "No modules built!" |
617 | exit 1 | |
618 | fi | |
b214d997 | 619 | |
f3d8604b | 620 | # EOF |