Contents of /branches/R11-stable/include/kernel.sminc
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Thu Dec 1 16:32:00 2011 UTC (12 years, 9 months ago) by niro
Original Path: branches/magellan-next/include/kernel.sminc
File size: 12989 byte(s)
Thu Dec 1 16:32:00 2011 UTC (12 years, 9 months ago) by niro
Original Path: branches/magellan-next/include/kernel.sminc
File size: 12989 byte(s)
-added rudimental linux-firmware support
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 | |
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 | # remove included firmware bits if requested |
26 | # set the version here like USE_LINUX_FIRMARE="20110605" |
27 | # version "internal" keeps the bits too |
28 | if [[ ! -z ${LINUX_FIRMWARE} ]] && [[ ${LINUX_FIRMWARE} != internal ]] |
29 | then |
30 | DEPEND="${DEPEND} |
31 | >= sys-kernel/linux-firmware-${LINUX_FIRMWARE}" |
32 | fi |
33 | |
34 | # some sane defaults |
35 | : ${PCATEGORIE="sys-kernel"} |
36 | : ${HOMEPAGE="http://magellan-linux.de/"} |
37 | : ${SRCFILE="linux-${PVER/${PSUBVER}/}.tar.bz2"} |
38 | : ${SRCDIR="${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}"} |
39 | : ${TARBALLPVER="${PVER}"} |
40 | |
41 | case ${KERNEL_TYPE} in |
42 | image|sources) |
43 | if [[ -z ${SRC_URI[*]} ]] |
44 | then |
45 | SRC_URI=( |
46 | http://www.kernel.org/pub/linux/kernel/v$(echo ${PVER} | cut -d. -f1).x/${SRCFILE} |
47 | http://ftp.uni-erlangen.de/pub/Linux/MIRROR.kernel/v$(echo ${PVER} | cut -d. -f1).x/${SRCFILE} |
48 | mirror://kernel-${BRANCH}/${SRCFILE} |
49 | mirror://kernel-${BRANCH}/config-${PVER}-${BRANCH}-${PBUILD}-i686 |
50 | mirror://kernel-${BRANCH}/config-${PVER}-${BRANCH}-${PBUILD}-x86_64 |
51 | ) |
52 | fi |
53 | ;; |
54 | |
55 | headers) |
56 | if [[ -z ${SRC_URI[*]} ]] |
57 | then |
58 | SRC_URI=( |
59 | http://www.kernel.org/pub/linux/kernel/v$(echo ${PVER} | cut -d. -f1-2)/${SRCFILE} |
60 | http://ftp.uni-erlangen.de/pub/Linux/MIRROR.kernel/v$(echo ${PVER} | cut -d. -f1-2)/${SRCFILE} |
61 | mirror://kernel-${BRANCH}/${SRCFILE} |
62 | ) |
63 | fi |
64 | ;; |
65 | esac |
66 | |
67 | case ${KERNEL_TYPE} in |
68 | image) |
69 | : ${PROVIDE="virtual/kernel"} |
70 | : ${DEPEND=">= sys-apps/module-init-tools-3.2 |
71 | >= sys-fs/udev-115 |
72 | >= sys-apps/mkinitrd-5.0.8 |
73 | >= virtual/initscripts"} |
74 | : ${DESCRIPTION="Kernel image of the '${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}' kernel."} |
75 | ;; |
76 | |
77 | sources) |
78 | : ${PROVIDE="virtual/kernel-sources"} |
79 | : ${DESCRIPTION="Kernel sources of the '${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}' kernel."} |
80 | ;; |
81 | |
82 | headers) |
83 | : ${PROVIDE="virtual/kernel-headers"} |
84 | : ${DESCRIPTION="Sanitized kernel headers for libc."} |
85 | ;; |
86 | esac |
87 | |
88 | EXTRAVERSION="${PSUBVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}" |
89 | KERNEL_CONFIG="${SOURCEDIR}/${PNAME}/config-${PVER}-${BRANCH}-${PBUILD}-${ARCH}" |
90 | |
91 | # special vars for mage file only |
92 | KPVER="${PVER}" |
93 | KPBUILD="${PBUILD}" |
94 | KBRANCH="${BRANCH}" |
95 | SPECIAL_VARS="${SPECIAL_VARS} KPVER KPBUILD KBRANCH" |
96 | |
97 | kernel_src_prepare() |
98 | { |
99 | munpack ${SRCFILE} || die |
100 | mv ${BUILDDIR}/linux-${TARBALLPVER/${PSUBVER}/} ${SRCDIR} || die |
101 | |
102 | # fix permissions |
103 | chown -R 0:0 ${SRCDIR} || die |
104 | chmod -R a+r-w+X,u+w ${SRCDIR} || die |
105 | |
106 | cd ${SRCDIR} |
107 | |
108 | # fixes INSTALL_PATH to /boot and EXTRAVERSION |
109 | sed -i -e 's:#export\tINSTALL_PATH:export\tINSTALL_PATH:' \ |
110 | -e "s:^\(EXTRAVERSION =\).*:\1 ${EXTRAVERSION}:" Makefile || die |
111 | |
112 | # fix sublevel version with 3.x kernels and higher |
113 | local kver=$(echo ${PVER} | sed "s:\.::g") |
114 | if [[ ${PVER%%.*} -gt 2 ]] |
115 | then |
116 | local sublevel="$(echo ${PVER} | cut -d. -f3)" |
117 | sed -i "s:^\(SUBLEVEL =\).*:\1 ${sublevel}:" Makefile || die |
118 | fi |
119 | } |
120 | |
121 | kernel_src_compile() |
122 | { |
123 | cd ${SRCDIR} |
124 | |
125 | make mrproper || die |
126 | |
127 | if [[ ${KERNEL_TYPE} = sources ]] || [[ ${KERNEL_TYPE} = image ]] |
128 | then |
129 | # inject our kernel config |
130 | cp ${KERNEL_CONFIG} ${SRCDIR}/.config || die |
131 | make ARCH=${ARCH/i*86/x86} oldconfig || die |
132 | fi |
133 | |
134 | case ${KERNEL_TYPE} in |
135 | image) |
136 | mmake ARCH=${ARCH/i*86/x86} || die |
137 | ;; |
138 | |
139 | headers) |
140 | make ARCH=${ARCH/i*86/x86} headers_check || die |
141 | ;; |
142 | |
143 | sources) |
144 | make clean || die |
145 | |
146 | # needed to compile other programs like iptables |
147 | make ARCH=${ARCH/i*86/x86} prepare || die |
148 | # needed to cover >=2.6.14 builds |
149 | # but deprecated with >=2.6.21, prepare cover all targets there |
150 | local kver=$(echo ${PVER} | sed "s:\.::g") |
151 | # honor >=3.0.x; add one zero |
152 | if [[ ${PVER%%.*} -gt 2 ]] |
153 | then |
154 | kver="${kver}0" |
155 | fi |
156 | if [[ ${kver} < 2621 ]] |
157 | then |
158 | make ARCH=${ARCH/i*86/x86} prepare-all || die |
159 | fi |
160 | make ARCH=${ARCH/i*86/x86} scripts || die |
161 | |
162 | # at least alsa-drivers needs this one ... |
163 | touch include/linux/autoconf.h || die |
164 | ;; |
165 | esac |
166 | } |
167 | |
168 | kernel_image_src_install() |
169 | { |
170 | cd ${SRCDIR} |
171 | |
172 | # needed directories |
173 | minstalldir /boot || die |
174 | |
175 | # install modules |
176 | make ARCH=${ARCH/i*86/x86} INSTALL_MOD_PATH=${BINDIR} modules_install || die |
177 | |
178 | # install kernelimage |
179 | if [[ -z ${KERNEL_IMAGE_PATH} ]] |
180 | then |
181 | local my_arch="${ARCH}" |
182 | [[ ${my_arch} = i*86 ]] && my_arch=i386 |
183 | minstallfile arch/${my_arch}/boot/bzImage \ |
184 | /boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \ |
185 | || die |
186 | else |
187 | minstallfile ${KERNEL_IMAGE_PATH} \ |
188 | /boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \ |
189 | || die |
190 | fi |
191 | |
192 | # install System.map |
193 | minstallfile System.map \ |
194 | /boot/System.map-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \ |
195 | || die |
196 | |
197 | # install Module.symvers in boot and /usr/src |
198 | minstallfile Module.symvers \ |
199 | /boot/Module.symvers-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \ |
200 | || die |
201 | minstalldir /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} || die |
202 | minstallfile Module.symvers \ |
203 | /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \ |
204 | || die |
205 | |
206 | # install kernel description |
207 | echo " |
208 | KRNVER=${BRANCH}-${PVER}-${ARCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} |
209 | KRNLIB=${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} |
210 | KRNIMG=kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} |
211 | KRNINITRD= |
212 | " > ${BINDIR}/boot/kernelversion || die |
213 | |
214 | # install kernel-config from srcdir |
215 | minstallfile .config \ |
216 | /boot/config-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \ |
217 | || die |
218 | |
219 | # fix build symlink |
220 | if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build ] |
221 | then |
222 | echo "fixing build symlink" |
223 | rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build || die |
224 | mlink /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \ |
225 | /lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build \ |
226 | || die |
227 | fi |
228 | |
229 | # and fixing source symlink |
230 | if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source ] |
231 | then |
232 | echo "fixing source symlink" |
233 | rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source || die |
234 | mlink /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \ |
235 | /lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source \ |
236 | || die |
237 | fi |
238 | } |
239 | |
240 | kernel_headers_src_install() |
241 | { |
242 | cd ${SRCDIR} |
243 | make ARCH=${ARCH/i*86/x86} INSTALL_HDR_PATH=${BINDIR}/usr headers_install || die |
244 | } |
245 | |
246 | kernel_sources_src_install() |
247 | { |
248 | cd ${BUILDDIR} |
249 | |
250 | echo "Creating linux-${PVER}-${BRANCH}-${PBUILD} sources tarball ... " |
251 | tar cvjf ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 $(basename ${SRCDIR}) || die |
252 | |
253 | echo "Moving linux-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... " |
254 | minstalldir /usr/src || die |
255 | mv ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die |
256 | } |
257 | |
258 | # installs module-sources path/to/SRCDIR to MODDIR/MODNAME |
259 | # kernel_external_modules_install path/to/SRCDIR DESTDIRNAME |
260 | kernel_external_modules_install() |
261 | { |
262 | cd ${BUILDDIR} |
263 | |
264 | local modsrc="$1" |
265 | local moddest="$2" |
266 | local moddir="${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}" |
267 | |
268 | echo "Installing ${modsrc} to ${moddir}/${moddest} ..." |
269 | install -d ${moddir} || die |
270 | mv ${modsrc} ${moddir}/${moddest} || die |
271 | } |
272 | |
273 | kernel_external_modules_tarball() |
274 | { |
275 | cd ${BUILDDIR} |
276 | |
277 | echo "Creating kernel-modules-${PVER}-${BRANCH}-${PBUILD} sources tarball ... " |
278 | tar cvjf ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 \ |
279 | kernel-modules-${PVER}-${BRANCH}-${PBUILD} || die |
280 | |
281 | echo "Moving kernel-modules-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... " |
282 | minstalldir /usr/src || die |
283 | mv ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die |
284 | } |
285 | |
286 | kernel_src_install() |
287 | { |
288 | case ${KERNEL_TYPE} in |
289 | image) |
290 | kernel_image_src_install || die |
291 | ;; |
292 | |
293 | headers) |
294 | kernel_headers_src_install || die |
295 | ;; |
296 | |
297 | sources) |
298 | kernel_sources_src_install || die |
299 | ;; |
300 | esac |
301 | } |
302 | |
303 | kernel_major_version() |
304 | { |
305 | local ksrc="$@" |
306 | local kv |
307 | |
308 | if [[ -z ${ksrc} ]] |
309 | then |
310 | kv="$(uname -r|cut -d. -f1-2)" |
311 | else |
312 | local version |
313 | local patchlevel |
314 | |
315 | # get version from makefile |
316 | version=$(grep "^VERSION[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g") |
317 | # get patchlevel from makefile |
318 | patchlevel=$(grep "^PATCHLEVEL[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g") |
319 | # kernelversion |
320 | kv="${version}.${patchlevel}" |
321 | fi |
322 | |
323 | echo "${kv}" |
324 | } |
325 | |
326 | mod_suffix() |
327 | { |
328 | local ksrc="$@" |
329 | local mod_suffix |
330 | local kmv |
331 | |
332 | kmv=$(kernel_major_version ${ksrc}) |
333 | if [[ ${kmv//.} -ge 26 ]] |
334 | then |
335 | mod_suffix="ko" |
336 | else |
337 | mod_suffix="o" |
338 | fi |
339 | |
340 | echo ${mod_suffix} |
341 | } |
342 | |
343 | kernel_image_preinstall() |
344 | { |
345 | if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]] |
346 | then |
347 | mount /boot &> /dev/null |
348 | fi |
349 | } |
350 | |
351 | kernel_image_preremove() |
352 | { |
353 | if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]] |
354 | then |
355 | mount /boot &> /dev/null |
356 | fi |
357 | } |
358 | |
359 | kernel_image_postremove() |
360 | { |
361 | if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]] |
362 | then |
363 | # remove old image entry from grub |
364 | new-kernel-pkg -v --rminitrd --remove ${KPVER}-${KBRANCH}-${KPBUILD} |
365 | fi |
366 | } |
367 | |
368 | kernel_image_postinstall() |
369 | { |
370 | [ ! -d ${MROOT}/sys ] && install -d ${MROOT}/sys |
371 | |
372 | # fixes a small glitch in <=mage-0.3.6-r15 with symlinks |
373 | [ -f ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} ] && \ |
374 | rm ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} |
375 | |
376 | [ -x ${MROOT}/sbin/depmod ] && |
377 | ${MROOT}/sbin/depmod -ae \ |
378 | -F /boot/System.map-${KPVER}-${KBRANCH}-${KPBUILD} \ |
379 | ${KPVER}-${KBRANCH}-${KPBUILD} |
380 | |
381 | # do not run this if ${MROOT} is set ! |
382 | if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]] |
383 | then |
384 | new-kernel-pkg -v --mkinitrd --make-default --install ${KPVER}-${KBRANCH}-${KPBUILD} |
385 | fi |
386 | |
387 | # symlink actual kernel to /boot/vmlinuz etc... |
388 | ln -snf kernel-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/vmlinuz |
389 | ln -snf System.map-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/System.map |
390 | ln -snf config-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/config |
391 | [[ -f ${MROOT}/boot/initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ]] && |
392 | ln -snf initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ${MROOT}/boot/initrd |
393 | |
394 | # remove firmware bits if $LINUX_FIRMWARE was set |
395 | if [[ ! -z ${LINUX_FIRMWARE} ]] && [[ ${LINUX_FIRMWARE} != internal ]] |
396 | then |
397 | if [[ -d ${BINDIR}/lib/firmware ]] |
398 | then |
399 | rm -rv ${BINDIR}/lib/firmware |
400 | fi |
401 | fi |
402 | } |
403 | |
404 | kernel_sources_postinstall() |
405 | { |
406 | # check for linux-VERSION/include as the kernel-image installs |
407 | # the file Modules.symver in the linux-VERSION directory |
408 | if [ ! -d ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}/include ] |
409 | then |
410 | echo "Unpacking linux-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... " |
411 | tar xvjf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src |
412 | fi |
413 | |
414 | if [ ! -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ] && |
415 | [ -f ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 ] |
416 | then |
417 | echo "Unpacking kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... " |
418 | tar xvjf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src |
419 | fi |
420 | |
421 | # if not exist create linux symlink |
422 | if [ ! -h ${MROOT}/usr/src/linux ] |
423 | then |
424 | echo "Creating linux -> linux-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... " |
425 | [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src |
426 | ln -snf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} \ |
427 | ${MROOT}/usr/src/linux || die |
428 | fi |
429 | |
430 | # if not exist create kernel-modules symlink |
431 | if [ ! -h ${MROOT}/usr/src/kernel-modules ] && |
432 | [ -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ] |
433 | then |
434 | echo "Creating kernel-modules -> kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... " |
435 | [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src |
436 | ln -snf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} \ |
437 | ${MROOT}/usr/src/kernel-modules || die |
438 | fi |
439 | } |
440 | |
441 | export_inherits kernel src_prepare src_compile src_install |
442 | |
443 | # export pre/postinstall functions depending on KERNEL_TYPE |
444 | case ${KERNEL_TYPE} in |
445 | image) |
446 | export_inherits kernel_image preinstall preremove postinstall postremove |
447 | SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel_image_preinstall kernel_image_preremove kernel_image_postinstall kernel_image_postremove" |
448 | ;; |
449 | sources) |
450 | export_inherits kernel_sources postinstall |
451 | SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel_sources_postinstall" |
452 | ;; |
453 | esac |