Contents of /branches/R11-unstable/include/kernel.sminc
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Tue Jan 10 14:13:20 2012 UTC (12 years, 8 months ago) by niro
Original Path: branches/magellan-next/include/kernel.sminc
File size: 13527 byte(s)
Tue Jan 10 14:13:20 2012 UTC (12 years, 8 months ago) by niro
Original Path: branches/magellan-next/include/kernel.sminc
File size: 13527 byte(s)
-fixed description
1 | # kernel global smage functions |
2 | # $Id$ |
3 | |
4 | # needed extra vars: |
5 | # ${KERNEL_TYPE}: needed, 'sources', 'headers' or 'image' |
6 | # ${BRANCH}: needed, style branch of the kernel |
7 | # ${KERNEL_CONFIG}: optional, needed if you want to override the default |
8 | # searchpath ${SOURCEDIR}/${PNAME}/config-${PVER}-${BRANCH}-${PBUILD} |
9 | # |
10 | # ${PSUBVER}: optional, only needed for 2.6.x.x naming scheme |
11 | # ${EXTRAVERSION}: optinal, extra version for the kernel name |
12 | # default setting is ${PSUBVER}-${BRANCH}-${PBUILD} |
13 | # ${KERNEL_IMAGE_PATH}: override the default KERNEL_IMAGE_PATH (to build xen images for e.g.) |
14 | # ${COMPRESS_MODULES}: compresses the kernel modules with given compressor (gzip|bzip2|xz) |
15 | |
16 | sminclude mtools |
17 | |
18 | # remove me when all distris support this: |
19 | if [[ ${USE_KERNEL_ARCH_EXTENSION} = true ]] |
20 | then |
21 | KERNEL_ARCH_EXTENSION="-${ARCH}" |
22 | else |
23 | KERNEL_ARCH_EXTENSION="" |
24 | fi |
25 | |
26 | # remove included firmware bits if requested |
27 | # set the version here like USE_LINUX_FIRMARE="20110605" |
28 | # version "internal" keeps the bits too |
29 | if [[ ! -z ${LINUX_FIRMWARE} ]] && [[ ${LINUX_FIRMWARE} != internal ]] |
30 | then |
31 | DEPEND="${DEPEND} |
32 | >= sys-kernel/linux-firmware-${LINUX_FIRMWARE}" |
33 | fi |
34 | |
35 | if [[ ! -z ${COMPRESS_MODULES} ]] |
36 | then |
37 | case ${COMPRESS_MODULES} in |
38 | gzip) |
39 | COMPRESS_MODULES_CMD="gzip -9v" |
40 | SDEPEND="${SDEPEND} |
41 | >= app-arch/gzip-1.4" |
42 | ;; |
43 | bzip2) |
44 | COMPRESS_MODULES_CMD="bzip2 -9v" |
45 | SDEPEND="${SDEPEND} |
46 | >= app-arch/bzip2-1.0.6" |
47 | ;; |
48 | xz) |
49 | COMPRESS_MODULES_CMD="xz -9v" |
50 | SDEPEND="${SDEPEND} |
51 | >= app-arch/xz-5" |
52 | ;; |
53 | none) |
54 | echo "Disabled compressed kernel-modules!" |
55 | COMPRESS_MODULES_CMD="" |
56 | ;; |
57 | *) die "Unkown compression format '${COMPRESS_MODULES}'" ;; |
58 | esac |
59 | fi |
60 | |
61 | # some sane defaults |
62 | : ${PCATEGORIE="sys-kernel"} |
63 | : ${HOMEPAGE="http://magellan-linux.de/"} |
64 | : ${TARBALLPVER="${PVER}"} |
65 | : ${SRCFILE="linux-${TARBALLPVER}.tar.bz2"} |
66 | : ${SRCDIR="${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}"} |
67 | |
68 | if [[ -z ${SRC_URI[*]} ]] |
69 | then |
70 | SRC_URI=( |
71 | http://www.kernel.org/pub/linux/kernel/v$(echo ${PVER} | cut -d. -f1).x/${SRCFILE} |
72 | http://ftp.uni-erlangen.de/pub/Linux/MIRROR.kernel/v$(echo ${PVER} | cut -d. -f1).x/${SRCFILE} |
73 | mirror://kernel-${BRANCH}/${SRCFILE} |
74 | ) |
75 | case ${KERNEL_TYPE} in |
76 | image|sources) |
77 | SRC_URI=( |
78 | ${SRC_URI[*]} |
79 | mirror://kernel-${BRANCH}/config-${PVER}-${BRANCH}-${PBUILD}-i686 |
80 | mirror://kernel-${BRANCH}/config-${PVER}-${BRANCH}-${PBUILD}-x86_64 |
81 | ) |
82 | ;; |
83 | esac |
84 | fi |
85 | |
86 | case ${KERNEL_TYPE} in |
87 | image) |
88 | : ${PROVIDE="virtual/kernel"} |
89 | : ${DEPEND=">= sys-apps/module-init-tools-3.2 |
90 | >= sys-fs/udev-115 |
91 | >= sys-apps/mkinitrd-5.0.8 |
92 | >= virtual/initscripts"} |
93 | : ${DESCRIPTION="Kernel image of the '${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}' kernel branch."} |
94 | ;; |
95 | |
96 | sources) |
97 | : ${PROVIDE="virtual/kernel-sources"} |
98 | : ${DESCRIPTION="Kernel sources of the '${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}' kernel branch."} |
99 | ;; |
100 | |
101 | headers) |
102 | : ${PROVIDE="virtual/kernel-headers"} |
103 | : ${DESCRIPTION="Sanitized kernel headers for libc."} |
104 | ;; |
105 | esac |
106 | |
107 | EXTRAVERSION="${PSUBVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}" |
108 | KERNEL_CONFIG="${SOURCEDIR}/${PNAME}/config-${PVER}-${BRANCH}-${PBUILD}-${ARCH}" |
109 | |
110 | # special vars for mage file only |
111 | KPVER="${PVER}" |
112 | KPBUILD="${PBUILD}" |
113 | KBRANCH="${BRANCH}" |
114 | SPECIAL_VARS="${SPECIAL_VARS} KPVER KPBUILD KBRANCH" |
115 | |
116 | kernel_src_prepare() |
117 | { |
118 | munpack ${SRCFILE} || die |
119 | mv ${BUILDDIR}/linux-${TARBALLPVER} ${SRCDIR} || die |
120 | |
121 | # fix permissions |
122 | chown -R 0:0 ${SRCDIR} || die |
123 | chmod -R a+r-w+X,u+w ${SRCDIR} || die |
124 | |
125 | cd ${SRCDIR} |
126 | |
127 | # fixes INSTALL_PATH to /boot and EXTRAVERSION |
128 | sed -i -e 's:#export\tINSTALL_PATH:export\tINSTALL_PATH:' \ |
129 | -e "s:^\(EXTRAVERSION =\).*:\1 ${EXTRAVERSION}:" Makefile || die |
130 | |
131 | # fix sublevel version with 3.x kernels and higher |
132 | local kver=$(echo ${PVER} | sed "s:\.::g") |
133 | if [[ ${PVER%%.*} -gt 2 ]] |
134 | then |
135 | local sublevel="$(echo ${PVER} | cut -d. -f3)" |
136 | sed -i "s:^\(SUBLEVEL =\).*:\1 ${sublevel}:" Makefile || die |
137 | fi |
138 | } |
139 | |
140 | kernel_src_compile() |
141 | { |
142 | cd ${SRCDIR} |
143 | |
144 | make mrproper || die |
145 | |
146 | if [[ ${KERNEL_TYPE} = sources ]] || [[ ${KERNEL_TYPE} = image ]] |
147 | then |
148 | # inject our kernel config |
149 | cp ${KERNEL_CONFIG} ${SRCDIR}/.config || die |
150 | make ARCH=${ARCH/i*86/x86} oldconfig || die |
151 | fi |
152 | |
153 | case ${KERNEL_TYPE} in |
154 | image) |
155 | mmake ARCH=${ARCH/i*86/x86} || die |
156 | ;; |
157 | |
158 | headers) |
159 | make ARCH=${ARCH/i*86/x86} headers_check || die |
160 | ;; |
161 | |
162 | sources) |
163 | make clean || die |
164 | |
165 | # needed to compile other programs like iptables |
166 | make ARCH=${ARCH/i*86/x86} prepare || die |
167 | # needed to cover >=2.6.14 builds |
168 | # but deprecated with >=2.6.21, prepare cover all targets there |
169 | local kver=$(echo ${PVER} | sed "s:\.::g") |
170 | # honor >=3.0.x; add one zero |
171 | if [[ ${PVER%%.*} -gt 2 ]] |
172 | then |
173 | kver="${kver}0" |
174 | fi |
175 | if [[ ${kver} < 2621 ]] |
176 | then |
177 | make ARCH=${ARCH/i*86/x86} prepare-all || die |
178 | fi |
179 | make ARCH=${ARCH/i*86/x86} scripts || die |
180 | |
181 | # at least alsa-drivers needs this one ... |
182 | touch include/linux/autoconf.h || die |
183 | ;; |
184 | esac |
185 | } |
186 | |
187 | kernel_image_src_install() |
188 | { |
189 | cd ${SRCDIR} |
190 | |
191 | # needed directories |
192 | minstalldir /boot || die |
193 | |
194 | # install modules |
195 | make ARCH=${ARCH/i*86/x86} INSTALL_MOD_PATH=${BINDIR} modules_install || die |
196 | |
197 | # install kernelimage |
198 | if [[ -z ${KERNEL_IMAGE_PATH} ]] |
199 | then |
200 | local my_arch="${ARCH}" |
201 | [[ ${my_arch} = i*86 ]] && my_arch=i386 |
202 | minstallfile arch/${my_arch}/boot/bzImage \ |
203 | /boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \ |
204 | || die |
205 | else |
206 | minstallfile ${KERNEL_IMAGE_PATH} \ |
207 | /boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \ |
208 | || die |
209 | fi |
210 | |
211 | # install System.map |
212 | minstallfile System.map \ |
213 | /boot/System.map-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \ |
214 | || die |
215 | |
216 | # install Module.symvers in boot and /usr/src |
217 | minstallfile Module.symvers \ |
218 | /boot/Module.symvers-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \ |
219 | || die |
220 | minstalldir /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} || die |
221 | minstallfile Module.symvers \ |
222 | /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \ |
223 | || die |
224 | |
225 | # install kernel description |
226 | echo " |
227 | KRNVER=${BRANCH}-${PVER}-${ARCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} |
228 | KRNLIB=${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} |
229 | KRNIMG=kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} |
230 | KRNINITRD= |
231 | " > ${BINDIR}/boot/kernelversion || die |
232 | |
233 | # install kernel-config from srcdir |
234 | minstallfile .config \ |
235 | /boot/config-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \ |
236 | || die |
237 | |
238 | # fix build symlink |
239 | if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build ] |
240 | then |
241 | echo "fixing build symlink" |
242 | rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build || die |
243 | mlink /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \ |
244 | /lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build \ |
245 | || die |
246 | fi |
247 | |
248 | # and fixing source symlink |
249 | if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source ] |
250 | then |
251 | echo "fixing source symlink" |
252 | rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source || die |
253 | mlink /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \ |
254 | /lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source \ |
255 | || die |
256 | fi |
257 | |
258 | # remove firmware bits if $LINUX_FIRMWARE was set |
259 | if [[ ! -z ${LINUX_FIRMWARE} ]] && [[ ${LINUX_FIRMWARE} != internal ]] |
260 | then |
261 | if [[ -d ${BINDIR}/lib/firmware ]] |
262 | then |
263 | rm -rv ${BINDIR}/lib/firmware |
264 | fi |
265 | fi |
266 | |
267 | # compress modules if COMPRESS_MODULES_CMD was set |
268 | if [[ ! -z ${COMPRESS_MODULES_CMD} ]] |
269 | then |
270 | # compress all kernel modules |
271 | find ${BINDIR} -name \*.ko | xargs ${COMPRESS_MODULES_CMD} || die |
272 | fi |
273 | } |
274 | |
275 | kernel_headers_src_install() |
276 | { |
277 | cd ${SRCDIR} |
278 | make ARCH=${ARCH/i*86/x86} INSTALL_HDR_PATH=${BINDIR}/usr headers_install || die |
279 | } |
280 | |
281 | kernel_sources_src_install() |
282 | { |
283 | cd ${BUILDDIR} |
284 | |
285 | echo "Creating linux-${PVER}-${BRANCH}-${PBUILD} sources tarball ... " |
286 | tar cvjf ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 $(basename ${SRCDIR}) || die |
287 | |
288 | echo "Moving linux-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... " |
289 | minstalldir /usr/src || die |
290 | mv ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die |
291 | } |
292 | |
293 | # installs module-sources path/to/SRCDIR to MODDIR/MODNAME |
294 | # kernel_external_modules_install path/to/SRCDIR DESTDIRNAME |
295 | kernel_external_modules_install() |
296 | { |
297 | cd ${BUILDDIR} |
298 | |
299 | local modsrc="$1" |
300 | local moddest="$2" |
301 | local moddir="${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}" |
302 | |
303 | echo "Installing ${modsrc} to ${moddir}/${moddest} ..." |
304 | install -d ${moddir} || die |
305 | mv ${modsrc} ${moddir}/${moddest} || die |
306 | } |
307 | |
308 | kernel_external_modules_tarball() |
309 | { |
310 | cd ${BUILDDIR} |
311 | |
312 | echo "Creating kernel-modules-${PVER}-${BRANCH}-${PBUILD} sources tarball ... " |
313 | tar cvjf ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 \ |
314 | kernel-modules-${PVER}-${BRANCH}-${PBUILD} || die |
315 | |
316 | echo "Moving kernel-modules-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... " |
317 | minstalldir /usr/src || die |
318 | mv ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die |
319 | } |
320 | |
321 | kernel_src_install() |
322 | { |
323 | case ${KERNEL_TYPE} in |
324 | image) |
325 | kernel_image_src_install || die |
326 | ;; |
327 | |
328 | headers) |
329 | kernel_headers_src_install || die |
330 | ;; |
331 | |
332 | sources) |
333 | kernel_sources_src_install || die |
334 | ;; |
335 | esac |
336 | } |
337 | |
338 | kernel_major_version() |
339 | { |
340 | local ksrc="$@" |
341 | local kv |
342 | |
343 | if [[ -z ${ksrc} ]] |
344 | then |
345 | kv="$(uname -r|cut -d. -f1-2)" |
346 | else |
347 | local version |
348 | local patchlevel |
349 | |
350 | # get version from makefile |
351 | version=$(grep "^VERSION[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g") |
352 | # get patchlevel from makefile |
353 | patchlevel=$(grep "^PATCHLEVEL[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g") |
354 | # kernelversion |
355 | kv="${version}.${patchlevel}" |
356 | fi |
357 | |
358 | echo "${kv}" |
359 | } |
360 | |
361 | mod_suffix() |
362 | { |
363 | local ksrc="$@" |
364 | local mod_suffix |
365 | local kmv |
366 | |
367 | kmv=$(kernel_major_version ${ksrc}) |
368 | if [[ ${kmv//.} -ge 26 ]] |
369 | then |
370 | mod_suffix="ko" |
371 | else |
372 | mod_suffix="o" |
373 | fi |
374 | |
375 | echo ${mod_suffix} |
376 | } |
377 | |
378 | kernel_image_preinstall() |
379 | { |
380 | if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]] |
381 | then |
382 | mount /boot &> /dev/null |
383 | fi |
384 | } |
385 | |
386 | kernel_image_preremove() |
387 | { |
388 | if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]] |
389 | then |
390 | mount /boot &> /dev/null |
391 | fi |
392 | } |
393 | |
394 | kernel_image_postremove() |
395 | { |
396 | if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]] |
397 | then |
398 | # remove old image entry from grub |
399 | new-kernel-pkg -v --rminitrd --remove ${KPVER}-${KBRANCH}-${KPBUILD} |
400 | fi |
401 | } |
402 | |
403 | kernel_image_postinstall() |
404 | { |
405 | [ ! -d ${MROOT}/sys ] && install -d ${MROOT}/sys |
406 | |
407 | # fixes a small glitch in <=mage-0.3.6-r15 with symlinks |
408 | [ -f ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} ] && \ |
409 | rm ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} |
410 | |
411 | [ -x ${MROOT}/sbin/depmod ] && |
412 | ${MROOT}/sbin/depmod -ae \ |
413 | -F /boot/System.map-${KPVER}-${KBRANCH}-${KPBUILD} \ |
414 | ${KPVER}-${KBRANCH}-${KPBUILD} |
415 | |
416 | # do not run this if ${MROOT} is set ! |
417 | if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]] |
418 | then |
419 | new-kernel-pkg -v --mkinitrd --make-default --install ${KPVER}-${KBRANCH}-${KPBUILD} |
420 | fi |
421 | |
422 | # symlink actual kernel to /boot/vmlinuz etc... |
423 | ln -snf kernel-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/vmlinuz |
424 | ln -snf System.map-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/System.map |
425 | ln -snf config-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/config |
426 | [[ -f ${MROOT}/boot/initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ]] && |
427 | ln -snf initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ${MROOT}/boot/initrd |
428 | } |
429 | |
430 | kernel_sources_postinstall() |
431 | { |
432 | # check for linux-VERSION/include as the kernel-image installs |
433 | # the file Modules.symver in the linux-VERSION directory |
434 | if [ ! -d ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}/include ] |
435 | then |
436 | echo "Unpacking linux-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... " |
437 | tar xvjf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src |
438 | fi |
439 | |
440 | if [ ! -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ] && |
441 | [ -f ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 ] |
442 | then |
443 | echo "Unpacking kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... " |
444 | tar xvjf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src |
445 | fi |
446 | |
447 | # if not exist create linux symlink |
448 | if [ ! -h ${MROOT}/usr/src/linux ] |
449 | then |
450 | echo "Creating linux -> linux-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... " |
451 | [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src |
452 | ln -snf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} \ |
453 | ${MROOT}/usr/src/linux || die |
454 | fi |
455 | |
456 | # if not exist create kernel-modules symlink |
457 | if [ ! -h ${MROOT}/usr/src/kernel-modules ] && |
458 | [ -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ] |
459 | then |
460 | echo "Creating kernel-modules -> kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... " |
461 | [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src |
462 | ln -snf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} \ |
463 | ${MROOT}/usr/src/kernel-modules || die |
464 | fi |
465 | } |
466 | |
467 | export_inherits kernel src_prepare src_compile src_install |
468 | |
469 | # export pre/postinstall functions depending on KERNEL_TYPE |
470 | case ${KERNEL_TYPE} in |
471 | image) |
472 | export_inherits kernel_image preinstall preremove postinstall postremove |
473 | SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel_image_preinstall kernel_image_preremove kernel_image_postinstall kernel_image_postremove" |
474 | ;; |
475 | sources) |
476 | export_inherits kernel_sources postinstall |
477 | SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel_sources_postinstall" |
478 | ;; |
479 | esac |