Annotation of /branches/magellan-next/include/kernel.sminc
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Revision 9311 -
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Fri Nov 25 22:54:56 2011 UTC (12 years, 11 months ago) by niro
File size: 12198 byte(s)
Fri Nov 25 22:54:56 2011 UTC (12 years, 11 months ago) by niro
File size: 12198 byte(s)
-added file
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 | |||
31 | case ${KERNEL_TYPE} in | ||
32 | image|sources) | ||
33 | if [[ -z ${SRC_URI[*]} ]] | ||
34 | then | ||
35 | SRC_URI=( | ||
36 | http://www.kernel.org/pub/linux/kernel/v$(echo ${PVER} | cut -d. -f1-2)/${SRCFILE} | ||
37 | http://ftp.uni-erlangen.de/pub/Linux/MIRROR.kernel/v$(echo ${PVER} | cut -d. -f1-2)/${SRCFILE} | ||
38 | mirror://kernel-${BRANCH}/${SRCFILE} | ||
39 | mirror://kernel-${BRANCH}/config-${PVER}-${BRANCH}-${PBUILD}-i686 | ||
40 | mirror://kernel-${BRANCH}/config-${PVER}-${BRANCH}-${PBUILD}-x86_64 | ||
41 | ) | ||
42 | fi | ||
43 | ;; | ||
44 | |||
45 | headers) | ||
46 | if [[ -z ${SRC_URI[*]} ]] | ||
47 | then | ||
48 | SRC_URI=( | ||
49 | http://www.kernel.org/pub/linux/kernel/v$(echo ${PVER} | cut -d. -f1-2)/${SRCFILE} | ||
50 | http://ftp.uni-erlangen.de/pub/Linux/MIRROR.kernel/v$(echo ${PVER} | cut -d. -f1-2)/${SRCFILE} | ||
51 | mirror://kernel-${BRANCH}/${SRCFILE} | ||
52 | ) | ||
53 | fi | ||
54 | ;; | ||
55 | esac | ||
56 | |||
57 | case ${KERNEL_TYPE} in | ||
58 | image) | ||
59 | : ${PROVIDE="virtual/kernel"} | ||
60 | : ${DEPEND=">= sys-apps/module-init-tools-3.2 | ||
61 | >= sys-fs/udev-115 | ||
62 | >= sys-apps/mkinitrd-5.0.8 | ||
63 | >= virtual/initscripts"} | ||
64 | : ${DESCRIPTION="Kernel image of the '${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}' kernel."} | ||
65 | ;; | ||
66 | |||
67 | sources) | ||
68 | : ${PROVIDE="virtual/kernel-sources"} | ||
69 | : ${DESCRIPTION="Kernel sources of the '${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}' kernel."} | ||
70 | ;; | ||
71 | |||
72 | headers) | ||
73 | : ${PROVIDE="virtual/kernel-headers"} | ||
74 | : ${DESCRIPTION="Sanitized kernel headers for libc."} | ||
75 | ;; | ||
76 | esac | ||
77 | |||
78 | EXTRAVERSION="${PSUBVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}" | ||
79 | KERNEL_CONFIG="${SOURCEDIR}/${PNAME}/config-${PVER}-${BRANCH}-${PBUILD}-${ARCH}" | ||
80 | |||
81 | # special vars for mage file only | ||
82 | KPVER="${PVER}" | ||
83 | KPBUILD="${PBUILD}" | ||
84 | KBRANCH="${BRANCH}" | ||
85 | SPECIAL_VARS="${SPECIAL_VARS} KPVER KPBUILD KBRANCH" | ||
86 | |||
87 | kernel_src_prepare() | ||
88 | { | ||
89 | munpack ${SRCFILE} || die | ||
90 | mv ${BUILDDIR}/linux-${PVER/${PSUBVER}/} ${SRCDIR} || die | ||
91 | |||
92 | # fix permissions | ||
93 | chown -R 0:0 ${SRCDIR} || die | ||
94 | chmod -R a+r-w+X,u+w ${SRCDIR} || die | ||
95 | |||
96 | cd ${SRCDIR} | ||
97 | |||
98 | # fixes INSTALL_PATH to /boot and EXTRAVERSION | ||
99 | sed -i -e 's:#export\tINSTALL_PATH:export\tINSTALL_PATH:' \ | ||
100 | -e "s:^\(EXTRAVERSION =\).*:\1 ${EXTRAVERSION}:" Makefile || die | ||
101 | } | ||
102 | |||
103 | kernel_src_compile() | ||
104 | { | ||
105 | cd ${SRCDIR} | ||
106 | |||
107 | make mrproper || die | ||
108 | |||
109 | if [[ ${KERNEL_TYPE} = sources ]] || [[ ${KERNEL_TYPE} = image ]] | ||
110 | then | ||
111 | # inject our kernel config | ||
112 | cp ${KERNEL_CONFIG} ${SRCDIR}/.config || die | ||
113 | make ARCH=${ARCH/i*86/x86} oldconfig || die | ||
114 | fi | ||
115 | |||
116 | case ${KERNEL_TYPE} in | ||
117 | image) | ||
118 | mmake ARCH=${ARCH/i*86/x86} || die | ||
119 | ;; | ||
120 | |||
121 | headers) | ||
122 | make ARCH=${ARCH/i*86/x86} headers_check || die | ||
123 | ;; | ||
124 | |||
125 | sources) | ||
126 | make clean || die | ||
127 | |||
128 | # needed to compile other programs like iptables | ||
129 | make ARCH=${ARCH/i*86/x86} prepare || die | ||
130 | # needed to cover >=2.6.14 builds | ||
131 | # but deprecated with >=2.6.21, prepare cover all targets there | ||
132 | local kver=$(echo ${PVER} | sed "s:\.::g") | ||
133 | # honor >=3.0.x; add one zero | ||
134 | if [[ ${PVER%%.*} -gt 2 ]] | ||
135 | then | ||
136 | kver="${kver}0" | ||
137 | fi | ||
138 | if [[ ${kver} < 2621 ]] | ||
139 | then | ||
140 | make ARCH=${ARCH/i*86/x86} prepare-all || die | ||
141 | fi | ||
142 | make ARCH=${ARCH/i*86/x86} scripts || die | ||
143 | |||
144 | # at least alsa-drivers needs this one ... | ||
145 | touch include/linux/autoconf.h || die | ||
146 | ;; | ||
147 | esac | ||
148 | } | ||
149 | |||
150 | kernel_image_src_install() | ||
151 | { | ||
152 | cd ${SRCDIR} | ||
153 | |||
154 | # needed directories | ||
155 | minstalldir /boot || die | ||
156 | |||
157 | # install modules | ||
158 | make ARCH=${ARCH/i*86/x86} INSTALL_MOD_PATH=${BINDIR} modules_install || die | ||
159 | |||
160 | # install kernelimage | ||
161 | if [[ -z ${KERNEL_IMAGE_PATH} ]] | ||
162 | then | ||
163 | local my_arch="${ARCH}" | ||
164 | [[ ${my_arch} = i*86 ]] && my_arch=i386 | ||
165 | minstallfile arch/${my_arch}/boot/bzImage \ | ||
166 | /boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \ | ||
167 | || die | ||
168 | else | ||
169 | minstallfile ${KERNEL_IMAGE_PATH} \ | ||
170 | /boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \ | ||
171 | || die | ||
172 | fi | ||
173 | |||
174 | # install System.map | ||
175 | minstallfile System.map \ | ||
176 | /boot/System.map-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \ | ||
177 | || die | ||
178 | |||
179 | # install Module.symvers in boot and /usr/src | ||
180 | minstallfile Module.symvers \ | ||
181 | /boot/Module.symvers-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \ | ||
182 | || die | ||
183 | minstalldir /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} || die | ||
184 | minstallfile Module.symvers \ | ||
185 | /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \ | ||
186 | || die | ||
187 | |||
188 | # install kernel description | ||
189 | echo " | ||
190 | KRNVER=${BRANCH}-${PVER}-${ARCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} | ||
191 | KRNLIB=${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} | ||
192 | KRNIMG=kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} | ||
193 | KRNINITRD= | ||
194 | " > ${BINDIR}/boot/kernelversion || die | ||
195 | |||
196 | # install kernel-config from srcdir | ||
197 | minstallfile .config \ | ||
198 | /boot/config-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \ | ||
199 | || die | ||
200 | |||
201 | # fix build symlink | ||
202 | if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build ] | ||
203 | then | ||
204 | echo "fixing build symlink" | ||
205 | rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build || die | ||
206 | mlink /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \ | ||
207 | /lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build \ | ||
208 | || die | ||
209 | fi | ||
210 | |||
211 | # and fixing source symlink | ||
212 | if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source ] | ||
213 | then | ||
214 | echo "fixing source symlink" | ||
215 | rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source || die | ||
216 | mlink /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \ | ||
217 | /lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source \ | ||
218 | || die | ||
219 | fi | ||
220 | } | ||
221 | |||
222 | kernel_headers_src_install() | ||
223 | { | ||
224 | cd ${SRCDIR} | ||
225 | make ARCH=${ARCH/i*86/x86} INSTALL_HDR_PATH=${BINDIR}/usr headers_install || die | ||
226 | } | ||
227 | |||
228 | kernel_sources_src_install() | ||
229 | { | ||
230 | cd ${BUILDDIR} | ||
231 | |||
232 | echo "Creating linux-${PVER}-${BRANCH}-${PBUILD} sources tarball ... " | ||
233 | tar cvjf ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 $(basename ${SRCDIR}) || die | ||
234 | |||
235 | echo "Moving linux-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... " | ||
236 | minstalldir /usr/src || die | ||
237 | mv ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die | ||
238 | } | ||
239 | |||
240 | # installs module-sources path/to/SRCDIR to MODDIR/MODNAME | ||
241 | # kernel_external_modules_install path/to/SRCDIR DESTDIRNAME | ||
242 | kernel_external_modules_install() | ||
243 | { | ||
244 | cd ${BUILDDIR} | ||
245 | |||
246 | local modsrc="$1" | ||
247 | local moddest="$2" | ||
248 | local moddir="${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}" | ||
249 | |||
250 | echo "Installing ${modsrc} to ${moddir}/${moddest} ..." | ||
251 | install -d ${moddir} || die | ||
252 | mv ${modsrc} ${moddir}/${moddest} || die | ||
253 | } | ||
254 | |||
255 | kernel_external_modules_tarball() | ||
256 | { | ||
257 | cd ${BUILDDIR} | ||
258 | |||
259 | echo "Creating kernel-modules-${PVER}-${BRANCH}-${PBUILD} sources tarball ... " | ||
260 | tar cvjf ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 \ | ||
261 | kernel-modules-${PVER}-${BRANCH}-${PBUILD} || die | ||
262 | |||
263 | echo "Moving kernel-modules-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... " | ||
264 | minstalldir /usr/src || die | ||
265 | mv ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die | ||
266 | } | ||
267 | |||
268 | kernel_src_install() | ||
269 | { | ||
270 | case ${KERNEL_TYPE} in | ||
271 | image) | ||
272 | kernel_image_src_install || die | ||
273 | ;; | ||
274 | |||
275 | headers) | ||
276 | kernel_headers_src_install || die | ||
277 | ;; | ||
278 | |||
279 | sources) | ||
280 | kernel_sources_src_install || die | ||
281 | ;; | ||
282 | esac | ||
283 | } | ||
284 | |||
285 | kernel_major_version() | ||
286 | { | ||
287 | local ksrc="$@" | ||
288 | local kv | ||
289 | |||
290 | if [[ -z ${ksrc} ]] | ||
291 | then | ||
292 | kv="$(uname -r|cut -d. -f1-2)" | ||
293 | else | ||
294 | local version | ||
295 | local patchlevel | ||
296 | |||
297 | # get version from makefile | ||
298 | version=$(grep "^VERSION[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g") | ||
299 | # get patchlevel from makefile | ||
300 | patchlevel=$(grep "^PATCHLEVEL[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g") | ||
301 | # kernelversion | ||
302 | kv="${version}.${patchlevel}" | ||
303 | fi | ||
304 | |||
305 | echo "${kv}" | ||
306 | } | ||
307 | |||
308 | mod_suffix() | ||
309 | { | ||
310 | local ksrc="$@" | ||
311 | local mod_suffix | ||
312 | local kmv | ||
313 | |||
314 | kmv=$(kernel_major_version ${ksrc}) | ||
315 | if [[ ${kmv//.} -ge 26 ]] | ||
316 | then | ||
317 | mod_suffix="ko" | ||
318 | else | ||
319 | mod_suffix="o" | ||
320 | fi | ||
321 | |||
322 | echo ${mod_suffix} | ||
323 | } | ||
324 | |||
325 | kernel_image_preinstall() | ||
326 | { | ||
327 | if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]] | ||
328 | then | ||
329 | mount /boot &> /dev/null | ||
330 | fi | ||
331 | } | ||
332 | |||
333 | kernel_image_preremove() | ||
334 | { | ||
335 | if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]] | ||
336 | then | ||
337 | mount /boot &> /dev/null | ||
338 | fi | ||
339 | } | ||
340 | |||
341 | kernel_image_postremove() | ||
342 | { | ||
343 | if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]] | ||
344 | then | ||
345 | # remove old image entry from grub | ||
346 | new-kernel-pkg -v --rminitrd --remove ${KPVER}-${KBRANCH}-${KPBUILD} | ||
347 | fi | ||
348 | } | ||
349 | |||
350 | kernel_image_postinstall() | ||
351 | { | ||
352 | [ ! -d ${MROOT}/sys ] && install -d ${MROOT}/sys | ||
353 | |||
354 | # fixes a small glitch in <=mage-0.3.6-r15 with symlinks | ||
355 | [ -f ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} ] && \ | ||
356 | rm ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} | ||
357 | |||
358 | [ -x ${MROOT}/sbin/depmod ] && | ||
359 | ${MROOT}/sbin/depmod -ae \ | ||
360 | -F /boot/System.map-${KPVER}-${KBRANCH}-${KPBUILD} \ | ||
361 | ${KPVER}-${KBRANCH}-${KPBUILD} | ||
362 | |||
363 | # do not run this if ${MROOT} is set ! | ||
364 | if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]] | ||
365 | then | ||
366 | new-kernel-pkg -v --mkinitrd --make-default --install ${KPVER}-${KBRANCH}-${KPBUILD} | ||
367 | fi | ||
368 | |||
369 | # symlink actual kernel to /boot/vmlinuz etc... | ||
370 | ln -snf kernel-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/vmlinuz | ||
371 | ln -snf System.map-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/System.map | ||
372 | ln -snf config-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/config | ||
373 | [[ -f ${MROOT}/boot/initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ]] && | ||
374 | ln -snf initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ${MROOT}/boot/initrd | ||
375 | } | ||
376 | |||
377 | kernel_sources_postinstall() | ||
378 | { | ||
379 | # check for linux-VERSION/include as the kernel-image installs | ||
380 | # the file Modules.symver in the linux-VERSION directory | ||
381 | if [ ! -d ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}/include ] | ||
382 | then | ||
383 | echo "Unpacking linux-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... " | ||
384 | tar xvjf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src | ||
385 | fi | ||
386 | |||
387 | if [ ! -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ] && | ||
388 | [ -f ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 ] | ||
389 | then | ||
390 | echo "Unpacking kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... " | ||
391 | tar xvjf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src | ||
392 | fi | ||
393 | |||
394 | # if not exist create linux symlink | ||
395 | if [ ! -h ${MROOT}/usr/src/linux ] | ||
396 | then | ||
397 | echo "Creating linux -> linux-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... " | ||
398 | [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src | ||
399 | ln -snf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} \ | ||
400 | ${MROOT}/usr/src/linux || die | ||
401 | fi | ||
402 | |||
403 | # if not exist create kernel-modules symlink | ||
404 | if [ ! -h ${MROOT}/usr/src/kernel-modules ] && | ||
405 | [ -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ] | ||
406 | then | ||
407 | echo "Creating kernel-modules -> kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... " | ||
408 | [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src | ||
409 | ln -snf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} \ | ||
410 | ${MROOT}/usr/src/kernel-modules || die | ||
411 | fi | ||
412 | } | ||
413 | |||
414 | export_inherits kernel src_prepare src_compile src_install | ||
415 | |||
416 | # export pre/postinstall functions depending on KERNEL_TYPE | ||
417 | case ${KERNEL_TYPE} in | ||
418 | image) | ||
419 | export_inherits kernel_image preinstall preremove postinstall postremove | ||
420 | SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel_image_preinstall kernel_image_preremove kernel_image_postinstall kernel_image_postremove" | ||
421 | ;; | ||
422 | sources) | ||
423 | export_inherits kernel_sources postinstall | ||
424 | SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel_sources_postinstall" | ||
425 | ;; | ||
426 | esac |