Annotation of /branches/magellan-next/include/kernel.sminc
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Revision 9463 -
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Thu Dec 1 15:50:56 2011 UTC (12 years, 9 months ago) by niro
File size: 12481 byte(s)
Thu Dec 1 15:50:56 2011 UTC (12 years, 9 months ago) by niro
File size: 12481 byte(s)
-fix sublevel with >=3.x kernels
1 | niro | 9311 | # 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 | |||
15 | sminclude mtools | ||
16 | |||
17 | # remove me when all distris support this: | ||
18 | if [[ ${USE_KERNEL_ARCH_EXTENSION} = true ]] | ||
19 | then | ||
20 | KERNEL_ARCH_EXTENSION="-${ARCH}" | ||
21 | else | ||
22 | KERNEL_ARCH_EXTENSION="" | ||
23 | fi | ||
24 | |||
25 | # some sane defaults | ||
26 | : ${PCATEGORIE="sys-kernel"} | ||
27 | : ${HOMEPAGE="http://magellan-linux.de/"} | ||
28 | : ${SRCFILE="linux-${PVER/${PSUBVER}/}.tar.bz2"} | ||
29 | : ${SRCDIR="${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}"} | ||
30 | niro | 9312 | : ${TARBALLPVER="${PVER}"} |
31 | niro | 9311 | |
32 | case ${KERNEL_TYPE} in | ||
33 | image|sources) | ||
34 | if [[ -z ${SRC_URI[*]} ]] | ||
35 | then | ||
36 | SRC_URI=( | ||
37 | niro | 9314 | http://www.kernel.org/pub/linux/kernel/v$(echo ${PVER} | cut -d. -f1).x/${SRCFILE} |
38 | http://ftp.uni-erlangen.de/pub/Linux/MIRROR.kernel/v$(echo ${PVER} | cut -d. -f1).x/${SRCFILE} | ||
39 | niro | 9311 | mirror://kernel-${BRANCH}/${SRCFILE} |
40 | mirror://kernel-${BRANCH}/config-${PVER}-${BRANCH}-${PBUILD}-i686 | ||
41 | mirror://kernel-${BRANCH}/config-${PVER}-${BRANCH}-${PBUILD}-x86_64 | ||
42 | ) | ||
43 | fi | ||
44 | ;; | ||
45 | |||
46 | headers) | ||
47 | if [[ -z ${SRC_URI[*]} ]] | ||
48 | then | ||
49 | SRC_URI=( | ||
50 | http://www.kernel.org/pub/linux/kernel/v$(echo ${PVER} | cut -d. -f1-2)/${SRCFILE} | ||
51 | http://ftp.uni-erlangen.de/pub/Linux/MIRROR.kernel/v$(echo ${PVER} | cut -d. -f1-2)/${SRCFILE} | ||
52 | mirror://kernel-${BRANCH}/${SRCFILE} | ||
53 | ) | ||
54 | fi | ||
55 | ;; | ||
56 | esac | ||
57 | |||
58 | case ${KERNEL_TYPE} in | ||
59 | image) | ||
60 | : ${PROVIDE="virtual/kernel"} | ||
61 | : ${DEPEND=">= sys-apps/module-init-tools-3.2 | ||
62 | >= sys-fs/udev-115 | ||
63 | >= sys-apps/mkinitrd-5.0.8 | ||
64 | >= virtual/initscripts"} | ||
65 | : ${DESCRIPTION="Kernel image of the '${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}' kernel."} | ||
66 | ;; | ||
67 | |||
68 | sources) | ||
69 | : ${PROVIDE="virtual/kernel-sources"} | ||
70 | : ${DESCRIPTION="Kernel sources of the '${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}' kernel."} | ||
71 | ;; | ||
72 | |||
73 | headers) | ||
74 | : ${PROVIDE="virtual/kernel-headers"} | ||
75 | : ${DESCRIPTION="Sanitized kernel headers for libc."} | ||
76 | ;; | ||
77 | esac | ||
78 | |||
79 | EXTRAVERSION="${PSUBVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}" | ||
80 | KERNEL_CONFIG="${SOURCEDIR}/${PNAME}/config-${PVER}-${BRANCH}-${PBUILD}-${ARCH}" | ||
81 | |||
82 | # special vars for mage file only | ||
83 | KPVER="${PVER}" | ||
84 | KPBUILD="${PBUILD}" | ||
85 | KBRANCH="${BRANCH}" | ||
86 | SPECIAL_VARS="${SPECIAL_VARS} KPVER KPBUILD KBRANCH" | ||
87 | |||
88 | kernel_src_prepare() | ||
89 | { | ||
90 | munpack ${SRCFILE} || die | ||
91 | niro | 9312 | mv ${BUILDDIR}/linux-${TARBALLPVER/${PSUBVER}/} ${SRCDIR} || die |
92 | niro | 9311 | |
93 | # fix permissions | ||
94 | chown -R 0:0 ${SRCDIR} || die | ||
95 | chmod -R a+r-w+X,u+w ${SRCDIR} || die | ||
96 | |||
97 | cd ${SRCDIR} | ||
98 | |||
99 | # fixes INSTALL_PATH to /boot and EXTRAVERSION | ||
100 | sed -i -e 's:#export\tINSTALL_PATH:export\tINSTALL_PATH:' \ | ||
101 | -e "s:^\(EXTRAVERSION =\).*:\1 ${EXTRAVERSION}:" Makefile || die | ||
102 | niro | 9463 | |
103 | # fix sublevel version with 3.x kernels and higher | ||
104 | local kver=$(echo ${PVER} | sed "s:\.::g") | ||
105 | if [[ ${PVER%%.*} -gt 2 ]] | ||
106 | then | ||
107 | local sublevel="$(echo ${PVER} | cut -d. -f3)" | ||
108 | sed -i "s:^\(SUBLEVEL =\).*:\1 ${sublevel}:" Makefile || die | ||
109 | fi | ||
110 | niro | 9311 | } |
111 | |||
112 | kernel_src_compile() | ||
113 | { | ||
114 | cd ${SRCDIR} | ||
115 | |||
116 | make mrproper || die | ||
117 | |||
118 | if [[ ${KERNEL_TYPE} = sources ]] || [[ ${KERNEL_TYPE} = image ]] | ||
119 | then | ||
120 | # inject our kernel config | ||
121 | cp ${KERNEL_CONFIG} ${SRCDIR}/.config || die | ||
122 | make ARCH=${ARCH/i*86/x86} oldconfig || die | ||
123 | fi | ||
124 | |||
125 | case ${KERNEL_TYPE} in | ||
126 | image) | ||
127 | mmake ARCH=${ARCH/i*86/x86} || die | ||
128 | ;; | ||
129 | |||
130 | headers) | ||
131 | make ARCH=${ARCH/i*86/x86} headers_check || die | ||
132 | ;; | ||
133 | |||
134 | sources) | ||
135 | make clean || die | ||
136 | |||
137 | # needed to compile other programs like iptables | ||
138 | make ARCH=${ARCH/i*86/x86} prepare || die | ||
139 | # needed to cover >=2.6.14 builds | ||
140 | # but deprecated with >=2.6.21, prepare cover all targets there | ||
141 | local kver=$(echo ${PVER} | sed "s:\.::g") | ||
142 | # honor >=3.0.x; add one zero | ||
143 | if [[ ${PVER%%.*} -gt 2 ]] | ||
144 | then | ||
145 | kver="${kver}0" | ||
146 | fi | ||
147 | if [[ ${kver} < 2621 ]] | ||
148 | then | ||
149 | make ARCH=${ARCH/i*86/x86} prepare-all || die | ||
150 | fi | ||
151 | make ARCH=${ARCH/i*86/x86} scripts || die | ||
152 | |||
153 | # at least alsa-drivers needs this one ... | ||
154 | touch include/linux/autoconf.h || die | ||
155 | ;; | ||
156 | esac | ||
157 | } | ||
158 | |||
159 | kernel_image_src_install() | ||
160 | { | ||
161 | cd ${SRCDIR} | ||
162 | |||
163 | # needed directories | ||
164 | minstalldir /boot || die | ||
165 | |||
166 | # install modules | ||
167 | make ARCH=${ARCH/i*86/x86} INSTALL_MOD_PATH=${BINDIR} modules_install || die | ||
168 | |||
169 | # install kernelimage | ||
170 | if [[ -z ${KERNEL_IMAGE_PATH} ]] | ||
171 | then | ||
172 | local my_arch="${ARCH}" | ||
173 | [[ ${my_arch} = i*86 ]] && my_arch=i386 | ||
174 | minstallfile arch/${my_arch}/boot/bzImage \ | ||
175 | /boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \ | ||
176 | || die | ||
177 | else | ||
178 | minstallfile ${KERNEL_IMAGE_PATH} \ | ||
179 | /boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \ | ||
180 | || die | ||
181 | fi | ||
182 | |||
183 | # install System.map | ||
184 | minstallfile System.map \ | ||
185 | /boot/System.map-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \ | ||
186 | || die | ||
187 | |||
188 | # install Module.symvers in boot and /usr/src | ||
189 | minstallfile Module.symvers \ | ||
190 | /boot/Module.symvers-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \ | ||
191 | || die | ||
192 | minstalldir /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} || die | ||
193 | minstallfile Module.symvers \ | ||
194 | /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \ | ||
195 | || die | ||
196 | |||
197 | # install kernel description | ||
198 | echo " | ||
199 | KRNVER=${BRANCH}-${PVER}-${ARCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} | ||
200 | KRNLIB=${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} | ||
201 | KRNIMG=kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} | ||
202 | KRNINITRD= | ||
203 | " > ${BINDIR}/boot/kernelversion || die | ||
204 | |||
205 | # install kernel-config from srcdir | ||
206 | minstallfile .config \ | ||
207 | /boot/config-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \ | ||
208 | || die | ||
209 | |||
210 | # fix build symlink | ||
211 | if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build ] | ||
212 | then | ||
213 | echo "fixing build symlink" | ||
214 | rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build || die | ||
215 | mlink /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \ | ||
216 | /lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build \ | ||
217 | || die | ||
218 | fi | ||
219 | |||
220 | # and fixing source symlink | ||
221 | if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source ] | ||
222 | then | ||
223 | echo "fixing source symlink" | ||
224 | rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source || die | ||
225 | mlink /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \ | ||
226 | /lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source \ | ||
227 | || die | ||
228 | fi | ||
229 | } | ||
230 | |||
231 | kernel_headers_src_install() | ||
232 | { | ||
233 | cd ${SRCDIR} | ||
234 | make ARCH=${ARCH/i*86/x86} INSTALL_HDR_PATH=${BINDIR}/usr headers_install || die | ||
235 | } | ||
236 | |||
237 | kernel_sources_src_install() | ||
238 | { | ||
239 | cd ${BUILDDIR} | ||
240 | |||
241 | echo "Creating linux-${PVER}-${BRANCH}-${PBUILD} sources tarball ... " | ||
242 | tar cvjf ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 $(basename ${SRCDIR}) || die | ||
243 | |||
244 | echo "Moving linux-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... " | ||
245 | minstalldir /usr/src || die | ||
246 | mv ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die | ||
247 | } | ||
248 | |||
249 | # installs module-sources path/to/SRCDIR to MODDIR/MODNAME | ||
250 | # kernel_external_modules_install path/to/SRCDIR DESTDIRNAME | ||
251 | kernel_external_modules_install() | ||
252 | { | ||
253 | cd ${BUILDDIR} | ||
254 | |||
255 | local modsrc="$1" | ||
256 | local moddest="$2" | ||
257 | local moddir="${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}" | ||
258 | |||
259 | echo "Installing ${modsrc} to ${moddir}/${moddest} ..." | ||
260 | install -d ${moddir} || die | ||
261 | mv ${modsrc} ${moddir}/${moddest} || die | ||
262 | } | ||
263 | |||
264 | kernel_external_modules_tarball() | ||
265 | { | ||
266 | cd ${BUILDDIR} | ||
267 | |||
268 | echo "Creating kernel-modules-${PVER}-${BRANCH}-${PBUILD} sources tarball ... " | ||
269 | tar cvjf ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 \ | ||
270 | kernel-modules-${PVER}-${BRANCH}-${PBUILD} || die | ||
271 | |||
272 | echo "Moving kernel-modules-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... " | ||
273 | minstalldir /usr/src || die | ||
274 | mv ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die | ||
275 | } | ||
276 | |||
277 | kernel_src_install() | ||
278 | { | ||
279 | case ${KERNEL_TYPE} in | ||
280 | image) | ||
281 | kernel_image_src_install || die | ||
282 | ;; | ||
283 | |||
284 | headers) | ||
285 | kernel_headers_src_install || die | ||
286 | ;; | ||
287 | |||
288 | sources) | ||
289 | kernel_sources_src_install || die | ||
290 | ;; | ||
291 | esac | ||
292 | } | ||
293 | |||
294 | kernel_major_version() | ||
295 | { | ||
296 | local ksrc="$@" | ||
297 | local kv | ||
298 | |||
299 | if [[ -z ${ksrc} ]] | ||
300 | then | ||
301 | kv="$(uname -r|cut -d. -f1-2)" | ||
302 | else | ||
303 | local version | ||
304 | local patchlevel | ||
305 | |||
306 | # get version from makefile | ||
307 | version=$(grep "^VERSION[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g") | ||
308 | # get patchlevel from makefile | ||
309 | patchlevel=$(grep "^PATCHLEVEL[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g") | ||
310 | # kernelversion | ||
311 | kv="${version}.${patchlevel}" | ||
312 | fi | ||
313 | |||
314 | echo "${kv}" | ||
315 | } | ||
316 | |||
317 | mod_suffix() | ||
318 | { | ||
319 | local ksrc="$@" | ||
320 | local mod_suffix | ||
321 | local kmv | ||
322 | |||
323 | kmv=$(kernel_major_version ${ksrc}) | ||
324 | if [[ ${kmv//.} -ge 26 ]] | ||
325 | then | ||
326 | mod_suffix="ko" | ||
327 | else | ||
328 | mod_suffix="o" | ||
329 | fi | ||
330 | |||
331 | echo ${mod_suffix} | ||
332 | } | ||
333 | |||
334 | kernel_image_preinstall() | ||
335 | { | ||
336 | if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]] | ||
337 | then | ||
338 | mount /boot &> /dev/null | ||
339 | fi | ||
340 | } | ||
341 | |||
342 | kernel_image_preremove() | ||
343 | { | ||
344 | if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]] | ||
345 | then | ||
346 | mount /boot &> /dev/null | ||
347 | fi | ||
348 | } | ||
349 | |||
350 | kernel_image_postremove() | ||
351 | { | ||
352 | if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]] | ||
353 | then | ||
354 | # remove old image entry from grub | ||
355 | new-kernel-pkg -v --rminitrd --remove ${KPVER}-${KBRANCH}-${KPBUILD} | ||
356 | fi | ||
357 | } | ||
358 | |||
359 | kernel_image_postinstall() | ||
360 | { | ||
361 | [ ! -d ${MROOT}/sys ] && install -d ${MROOT}/sys | ||
362 | |||
363 | # fixes a small glitch in <=mage-0.3.6-r15 with symlinks | ||
364 | [ -f ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} ] && \ | ||
365 | rm ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} | ||
366 | |||
367 | [ -x ${MROOT}/sbin/depmod ] && | ||
368 | ${MROOT}/sbin/depmod -ae \ | ||
369 | -F /boot/System.map-${KPVER}-${KBRANCH}-${KPBUILD} \ | ||
370 | ${KPVER}-${KBRANCH}-${KPBUILD} | ||
371 | |||
372 | # do not run this if ${MROOT} is set ! | ||
373 | if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]] | ||
374 | then | ||
375 | new-kernel-pkg -v --mkinitrd --make-default --install ${KPVER}-${KBRANCH}-${KPBUILD} | ||
376 | fi | ||
377 | |||
378 | # symlink actual kernel to /boot/vmlinuz etc... | ||
379 | ln -snf kernel-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/vmlinuz | ||
380 | ln -snf System.map-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/System.map | ||
381 | ln -snf config-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/config | ||
382 | [[ -f ${MROOT}/boot/initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ]] && | ||
383 | ln -snf initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ${MROOT}/boot/initrd | ||
384 | } | ||
385 | |||
386 | kernel_sources_postinstall() | ||
387 | { | ||
388 | # check for linux-VERSION/include as the kernel-image installs | ||
389 | # the file Modules.symver in the linux-VERSION directory | ||
390 | if [ ! -d ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}/include ] | ||
391 | then | ||
392 | echo "Unpacking linux-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... " | ||
393 | tar xvjf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src | ||
394 | fi | ||
395 | |||
396 | if [ ! -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ] && | ||
397 | [ -f ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 ] | ||
398 | then | ||
399 | echo "Unpacking kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... " | ||
400 | tar xvjf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src | ||
401 | fi | ||
402 | |||
403 | # if not exist create linux symlink | ||
404 | if [ ! -h ${MROOT}/usr/src/linux ] | ||
405 | then | ||
406 | echo "Creating linux -> linux-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... " | ||
407 | [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src | ||
408 | ln -snf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} \ | ||
409 | ${MROOT}/usr/src/linux || die | ||
410 | fi | ||
411 | |||
412 | # if not exist create kernel-modules symlink | ||
413 | if [ ! -h ${MROOT}/usr/src/kernel-modules ] && | ||
414 | [ -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ] | ||
415 | then | ||
416 | echo "Creating kernel-modules -> kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... " | ||
417 | [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src | ||
418 | ln -snf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} \ | ||
419 | ${MROOT}/usr/src/kernel-modules || die | ||
420 | fi | ||
421 | } | ||
422 | |||
423 | export_inherits kernel src_prepare src_compile src_install | ||
424 | |||
425 | # export pre/postinstall functions depending on KERNEL_TYPE | ||
426 | case ${KERNEL_TYPE} in | ||
427 | image) | ||
428 | export_inherits kernel_image preinstall preremove postinstall postremove | ||
429 | SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel_image_preinstall kernel_image_preremove kernel_image_postinstall kernel_image_postremove" | ||
430 | ;; | ||
431 | sources) | ||
432 | export_inherits kernel_sources postinstall | ||
433 | SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel_sources_postinstall" | ||
434 | ;; | ||
435 | esac |