Merge branch 'org.openembedded.dev' of git@git.openembedded.net:openembedded into...
[vuplus_openembedded] / classes / kernel.bbclass
1 inherit linux-kernel-base module_strip
2
3 PROVIDES += "virtual/kernel"
4 DEPENDS += "virtual/${TARGET_PREFIX}depmod-${@get_kernelmajorversion('${PV}')} virtual/${TARGET_PREFIX}gcc${KERNEL_CCSUFFIX} update-modules"
5
6 KERNEL_IMAGETYPE ?= "zImage"
7
8 # Add dependency on mkimage for kernels that build a uImage
9
10 python __anonymous () {
11
12     import bb
13     
14     kerneltype = bb.data.getVar('KERNEL_IMAGETYPE', d, 1) or ''
15     if kerneltype == 'uImage':
16         depends = bb.data.getVar("DEPENDS", d, 1)
17         depends = "%s u-boot-mkimage-openmoko-native" % depends
18         bb.data.setVar("DEPENDS", depends, d)
19
20     image = bb.data.getVar('INITRAMFS_IMAGE', d, True)
21     if image != '' and image is not None:
22         bb.data.setVar('INITRAMFS_TASK', '${INITRAMFS_IMAGE}:do_rootfs', d)
23 }
24
25 INITRAMFS_IMAGE ?= ""
26 INITRAMFS_TASK ?= ""
27
28 inherit kernel-arch
29
30 PACKAGES_DYNAMIC += "kernel-module-*"
31 PACKAGES_DYNAMIC += "kernel-image-*"
32 PACKAGES_DYNAMIC += "kernel-firmware-*"
33
34 export OS = "${TARGET_OS}"
35 export CROSS_COMPILE = "${TARGET_PREFIX}"
36
37 KERNEL_PRIORITY = "${@bb.data.getVar('PV',d,1).split('-')[0].split('.')[-1]}"
38
39 KERNEL_RELEASE ?= "${KERNEL_VERSION}"
40
41 KERNEL_CCSUFFIX ?= ""
42 KERNEL_LDSUFFIX ?= ""
43
44 # Set TARGET_??_KERNEL_ARCH in the machine .conf to set architecture
45 # specific options necessary for building the kernel and modules.
46 #FIXME: should be this: TARGET_CC_KERNEL_ARCH ?= "${TARGET_CC_ARCH}"
47 TARGET_CC_KERNEL_ARCH ?= ""
48 HOST_CC_KERNEL_ARCH ?= "${TARGET_CC_KERNEL_ARCH}"
49 TARGET_LD_KERNEL_ARCH ?= ""
50 HOST_LD_KERNEL_ARCH ?= "${TARGET_LD_KERNEL_ARCH}"
51
52 KERNEL_CC = "${CCACHE}${HOST_PREFIX}gcc${KERNEL_CCSUFFIX} ${HOST_CC_KERNEL_ARCH}"
53 KERNEL_LD = "${LD}${KERNEL_LDSUFFIX} ${HOST_LD_KERNEL_ARCH}"
54
55 # Where built kernel lies in the kernel tree
56 KERNEL_OUTPUT ?= "arch/${ARCH}/boot/${KERNEL_IMAGETYPE}"
57 KERNEL_IMAGEDEST = "boot"
58
59 #
60 # configuration
61 #
62 export CMDLINE_CONSOLE = "console=${@bb.data.getVar("KERNEL_CONSOLE",d,1) or "ttyS0"}"
63
64 KERNEL_VERSION = "${@get_kernelversion('${S}')}"
65 KERNEL_MAJOR_VERSION = "${@get_kernelmajorversion('${KERNEL_VERSION}')}"
66
67 KERNEL_LOCALVERSION ?= ""
68
69 # kernels are generally machine specific
70 PACKAGE_ARCH = "${MACHINE_ARCH}"
71
72 # U-Boot support
73 UBOOT_ENTRYPOINT ?= "20008000"
74 UBOOT_LOADADDRESS ?= "${UBOOT_ENTRYPOINT}"
75
76 kernel_do_compile() {
77         if [ ! -z "${INITRAMFS_IMAGE}" ]; then
78                 cp "${DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE}-${MACHINE}.cpio.gz" initramfs.cpio.gz
79         fi
80         unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS MACHINE
81         oe_runmake include/linux/version.h CC="${KERNEL_CC}" LD="${KERNEL_LD}"
82         if [ "${KERNEL_MAJOR_VERSION}" != "2.6" ]; then
83                 oe_runmake dep CC="${KERNEL_CC}" LD="${KERNEL_LD}"
84         fi
85         oe_runmake ${KERNEL_IMAGETYPE} CC="${KERNEL_CC}" LD="${KERNEL_LD}"
86         if (grep -q -i -e '^CONFIG_MODULES=y$' .config); then
87                 oe_runmake modules  CC="${KERNEL_CC}" LD="${KERNEL_LD}"
88         else
89                 oenote "no modules to compile"
90         fi
91 }
92 kernel_do_compile[depends] = "${INITRAMFS_TASK}"
93
94 kernel_do_stage() {
95         ASMDIR=`readlink include/asm`
96
97         mkdir -p ${STAGING_KERNEL_DIR}/include/$ASMDIR
98         cp -fR include/$ASMDIR/* ${STAGING_KERNEL_DIR}/include/$ASMDIR/
99         # Kernel 2.6.27 moved headers from includes/asm-${ARCH} to arch/${ARCH}/include/asm     
100         if [ -e arch/${ARCH}/include/asm/ ] ; then 
101                 cp -fR arch/${ARCH}/include/asm/* ${STAGING_KERNEL_DIR}/include/$ASMDIR/
102                 install -d ${STAGING_KERNEL_DIR}/arch/${ARCH}/include
103                 cp -fR arch/${ARCH}/* ${STAGING_KERNEL_DIR}/arch/${ARCH}/       
104         fi
105         rm -f $ASMDIR ${STAGING_KERNEL_DIR}/include/asm
106         ln -sf $ASMDIR ${STAGING_KERNEL_DIR}/include/asm
107
108         mkdir -p ${STAGING_KERNEL_DIR}/include/asm-generic
109         cp -fR include/asm-generic/* ${STAGING_KERNEL_DIR}/include/asm-generic/
110
111         mkdir -p ${STAGING_KERNEL_DIR}/include/linux
112         cp -fR include/linux/* ${STAGING_KERNEL_DIR}/include/linux/
113
114         mkdir -p ${STAGING_KERNEL_DIR}/include/net
115         cp -fR include/net/* ${STAGING_KERNEL_DIR}/include/net/
116
117         mkdir -p ${STAGING_KERNEL_DIR}/include/pcmcia
118         cp -fR include/pcmcia/* ${STAGING_KERNEL_DIR}/include/pcmcia/
119
120         for entry in drivers/crypto include/media include/acpi include/sound include/video; do
121                 if [ -d $entry ]; then
122                         mkdir -p ${STAGING_KERNEL_DIR}/$entry
123                         cp -fR $entry/* ${STAGING_KERNEL_DIR}/$entry/
124                 fi
125         done
126
127         if [ -d drivers/sound ]; then
128                 # 2.4 alsa needs some headers from this directory
129                 mkdir -p ${STAGING_KERNEL_DIR}/include/drivers/sound
130                 cp -fR drivers/sound/*.h ${STAGING_KERNEL_DIR}/include/drivers/sound/
131         fi
132
133         install -m 0644 .config ${STAGING_KERNEL_DIR}/config-${KERNEL_VERSION}
134         ln -sf config-${KERNEL_VERSION} ${STAGING_KERNEL_DIR}/.config
135         ln -sf config-${KERNEL_VERSION} ${STAGING_KERNEL_DIR}/kernel-config
136         echo "${KERNEL_VERSION}" >${STAGING_KERNEL_DIR}/kernel-abiversion
137         echo "${S}" >${STAGING_KERNEL_DIR}/kernel-source
138         echo "${KERNEL_CCSUFFIX}" >${STAGING_KERNEL_DIR}/kernel-ccsuffix
139         echo "${KERNEL_LDSUFFIX}" >${STAGING_KERNEL_DIR}/kernel-ldsuffix
140         [ -e Rules.make ] && install -m 0644 Rules.make ${STAGING_KERNEL_DIR}/
141         [ -e Makefile ] && install -m 0644 Makefile ${STAGING_KERNEL_DIR}/
142         
143         # Check if arch/${ARCH}/Makefile exists and install it
144         if [ -e arch/${ARCH}/Makefile ]; then
145                 install -d ${STAGING_KERNEL_DIR}/arch/${ARCH}
146                 install -m 0644 arch/${ARCH}/Makefile* ${STAGING_KERNEL_DIR}/arch/${ARCH}
147         # Otherwise check arch/x86/Makefile for i386 and x86_64 on kernels >= 2.6.24
148         elif [ -e arch/x86/Makefile ]; then
149                 install -d ${STAGING_KERNEL_DIR}/arch/x86
150                 install -m 0644 arch/x86/Makefile* ${STAGING_KERNEL_DIR}/arch/x86
151         fi
152         cp -fR include/config* ${STAGING_KERNEL_DIR}/include/   
153         # Install kernel images and system.map to staging
154         [ -e vmlinux ] && install -m 0644 vmlinux ${STAGING_KERNEL_DIR}/        
155         install -m 0644 ${KERNEL_OUTPUT} ${STAGING_KERNEL_DIR}/${KERNEL_IMAGETYPE}
156         install -m 0644 System.map ${STAGING_KERNEL_DIR}/System.map-${KERNEL_VERSION}
157         [ -e Module.symvers ] && install -m 0644 Module.symvers ${STAGING_KERNEL_DIR}/
158
159         cp -fR scripts ${STAGING_KERNEL_DIR}/
160 }
161
162 kernel_do_install() {
163         unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS MACHINE
164         if (grep -q -i -e '^CONFIG_MODULES=y$' .config); then
165                 oe_runmake DEPMOD=echo INSTALL_MOD_PATH="${D}" modules_install
166         else
167                 oenote "no modules to install"
168         fi
169         
170         install -d ${D}/${KERNEL_IMAGEDEST}
171         install -d ${D}/boot
172         install -m 0644 ${KERNEL_OUTPUT} ${D}/${KERNEL_IMAGEDEST}/${KERNEL_IMAGETYPE}-${KERNEL_VERSION}
173         install -m 0644 System.map ${D}/boot/System.map-${KERNEL_VERSION}
174         install -m 0644 .config ${D}/boot/config-${KERNEL_VERSION}
175         install -m 0644 vmlinux ${D}/boot/vmlinux-${KERNEL_VERSION}
176         install -d ${D}/etc/modutils
177         if [ "${KERNEL_MAJOR_VERSION}" = "2.6" ]; then
178                 install -d ${D}/etc/modprobe.d
179         fi
180         
181         # Check if scripts/genksyms exists and if so, build it
182         if [ -e scripts/genksyms/ ]; then
183                 oe_runmake SUBDIRS="scripts/genksyms"
184         fi
185
186         install -d ${STAGING_KERNEL_DIR}
187         cp -fR scripts ${STAGING_KERNEL_DIR}/
188 }
189
190 kernel_do_configure() {
191         yes '' | oe_runmake oldconfig
192 }
193
194 do_menuconfig() {
195         export TERMWINDOWTITLE="${PN} Kernel Configuration"
196         export SHELLCMDS="make menuconfig"
197         ${TERMCMDRUN}
198         if [ $? -ne 0 ]; then
199                 echo "Fatal: '${TERMCMD}' not found. Check TERMCMD variable."
200                 exit 1
201         fi
202 }
203 do_menuconfig[nostamp] = "1"
204 addtask menuconfig after do_patch
205
206 pkg_postinst_kernel () {
207         cd /${KERNEL_IMAGEDEST}; update-alternatives --install /${KERNEL_IMAGEDEST}/${KERNEL_IMAGETYPE} ${KERNEL_IMAGETYPE} ${KERNEL_IMAGETYPE}-${KERNEL_VERSION} ${KERNEL_PRIORITY} || true
208 }
209
210 pkg_postrm_kernel () {
211         cd /${KERNEL_IMAGEDEST}; update-alternatives --remove ${KERNEL_IMAGETYPE} ${KERNEL_IMAGETYPE}-${KERNEL_VERSION} || true
212 }
213
214 inherit cml1
215
216 EXPORT_FUNCTIONS do_compile do_install do_stage do_configure
217
218 # kernel-base becomes kernel-${KERNEL_VERSION}
219 # kernel-image becomes kernel-image-${KERNEL_VERISON}
220 PACKAGES = "kernel kernel-base kernel-image kernel-dev kernel-vmlinux"
221 FILES = ""
222 FILES_kernel-image = "/boot/${KERNEL_IMAGETYPE}*"
223 FILES_kernel-dev = "/boot/System.map* /boot/config*"
224 FILES_kernel-vmlinux = "/boot/vmlinux*"
225 RDEPENDS_kernel = "kernel-base"
226 RRECOMMENDS_kernel-module-hostap-cs += '${@base_version_less_or_equal("KERNEL_VERSION", "2.6.17", "", "apm-wifi-suspendfix", d)}'
227 RRECOMMENDS_kernel-module-orinoco-cs += '${@base_version_less_or_equal("KERNEL_VERSION", "2.6.17", "", "apm-wifi-suspendfix", d)}'
228 # Allow machines to override this dependency if kernel image files are 
229 # not wanted in images as standard
230 RDEPENDS_kernel-base ?= "kernel-image"
231 PKG_kernel-image = "kernel-image-${KERNEL_VERSION}"
232 PKG_kernel-base = "kernel-${KERNEL_VERSION}"
233 ALLOW_EMPTY_kernel = "1"
234 ALLOW_EMPTY_kernel-base = "1"
235 ALLOW_EMPTY_kernel-image = "1"
236
237 # Userspace workarounds for kernel modules issues
238 # This is shame, fix the kernel instead!
239 DEPENDS_kernel-module-dtl1-cs = "bluez-dtl1-workaround"
240 RDEPENDS_kernel-module-dtl1-cs = "bluez-dtl1-workaround"
241
242 # renamed modules
243 RPROVIDES_kernel-module-aes-generic = "kernel-module-aes"
244
245 pkg_postinst_kernel-image () {
246 if [ ! -e "$D/lib/modules/${KERNEL_VERSION}" ]; then
247         mkdir -p $D/lib/modules/${KERNEL_VERSION}
248 fi
249 if [ -n "$D" ]; then
250         ${HOST_PREFIX}depmod-${KERNEL_MAJOR_VERSION} -A -b $D -F ${STAGING_KERNEL_DIR}/System.map-${KERNEL_VERSION} ${KERNEL_VERSION}
251 else
252         depmod -a
253 fi
254 }
255
256 pkg_postinst_modules () {
257 if [ -n "$D" ]; then
258         ${HOST_PREFIX}depmod-${KERNEL_MAJOR_VERSION} -A -b $D -F ${STAGING_KERNEL_DIR}/System.map-${KERNEL_VERSION} ${KERNEL_VERSION}
259 else
260         depmod -a
261         update-modules || true
262 fi
263 }
264
265 pkg_postrm_modules () {
266 update-modules || true
267 }
268
269 autoload_postinst_fragment() {
270 if [ x"$D" = "x" ]; then
271         modprobe %s || true
272 fi
273 }
274
275 # autoload defaults (alphabetically sorted)
276 module_autoload_hidp = "hidp"
277 module_autoload_ipv6 = "ipv6"
278 module_autoload_ipsec = "ipsec"
279 module_autoload_ircomm-tty = "ircomm-tty"
280 module_autoload_rfcomm = "rfcomm"
281 module_autoload_sa1100-rtc = "sa1100-rtc"
282 # sa1100-rtc was renamed in 2.6.23 onwards
283 module_autoload_rtc-sa1100 = "rtc-sa1100"
284
285 # alias defaults (alphabetically sorted)
286 module_conf_af_packet = "alias net-pf-17 af_packet"
287 module_conf_bluez = "alias net-pf-31 bluez"
288 module_conf_bnep = "alias bt-proto-4 bnep"
289 module_conf_hci_uart = "alias tty-ldisc-15 hci_uart"
290 module_conf_l2cap = "alias bt-proto-0 l2cap"
291 module_conf_sco = "alias bt-proto-2 sco"
292 module_conf_rfcomm = "alias bt-proto-3 rfcomm"
293
294 python populate_packages_prepend () {
295         def extract_modinfo(file):
296                 import tempfile, os, re
297                 tempfile.tempdir = bb.data.getVar("WORKDIR", d, 1)
298                 tmpfile = tempfile.mkstemp()[1]
299                 cmd = "PATH=\"%s\" %sobjcopy -j .modinfo -O binary %s %s" % (bb.data.getVar("PATH", d, 1), bb.data.getVar("HOST_PREFIX", d, 1) or "", file, tmpfile)
300                 os.system(cmd)
301                 f = open(tmpfile)
302                 l = f.read().split("\000")
303                 f.close()
304                 os.unlink(tmpfile)
305                 exp = re.compile("([^=]+)=(.*)")
306                 vals = {}
307                 for i in l:
308                         m = exp.match(i)
309                         if not m:
310                                 continue
311                         vals[m.group(1)] = m.group(2)
312                 return vals
313         
314         def parse_depmod():
315                 import os, re
316
317                 dvar = bb.data.getVar('D', d, 1)
318                 if not dvar:
319                         bb.error("D not defined")
320                         return
321
322                 kernelver = bb.data.getVar('KERNEL_VERSION', d, 1)
323                 kernelver_stripped = kernelver
324                 m = re.match('^(.*-hh.*)[\.\+].*$', kernelver)
325                 if m:
326                         kernelver_stripped = m.group(1)
327                 path = bb.data.getVar("PATH", d, 1)
328                 host_prefix = bb.data.getVar("HOST_PREFIX", d, 1) or ""
329                 major_version = bb.data.getVar('KERNEL_MAJOR_VERSION', d, 1)
330
331                 cmd = "PATH=\"%s\" %sdepmod-%s -n -a -r -b %s -F %s/boot/System.map-%s %s" % (path, host_prefix, major_version, dvar, dvar, kernelver, kernelver_stripped)
332                 f = os.popen(cmd, 'r')
333
334                 deps = {}
335                 pattern0 = "^(.*\.k?o):..*$"
336                 pattern1 = "^(.*\.k?o):\s*(.*\.k?o)\s*$"
337                 pattern2 = "^(.*\.k?o):\s*(.*\.k?o)\s*\\\$"
338                 pattern3 = "^\t(.*\.k?o)\s*\\\$"
339                 pattern4 = "^\t(.*\.k?o)\s*$"
340
341                 line = f.readline()
342                 while line:
343                         if not re.match(pattern0, line):
344                                 line = f.readline()
345                                 continue
346                         m1 = re.match(pattern1, line)
347                         if m1:
348                                 deps[m1.group(1)] = m1.group(2).split()
349                         else:
350                                 m2 = re.match(pattern2, line)
351                                 if m2:
352                                         deps[m2.group(1)] = m2.group(2).split()
353                                         line = f.readline()
354                                         m3 = re.match(pattern3, line)
355                                         while m3:
356                                                 deps[m2.group(1)].extend(m3.group(1).split())
357                                                 line = f.readline()
358                                                 m3 = re.match(pattern3, line)
359                                         m4 = re.match(pattern4, line)
360                                         deps[m2.group(1)].extend(m4.group(1).split())
361                         line = f.readline()
362                 f.close()
363                 return deps
364         
365         def get_dependencies(file, pattern, format):
366                 file = file.replace(bb.data.getVar('D', d, 1) or '', '', 1)
367
368                 if module_deps.has_key(file):
369                         import os.path, re
370                         dependencies = []
371                         for i in module_deps[file]:
372                                 m = re.match(pattern, os.path.basename(i))
373                                 if not m:
374                                         continue
375                                 on = legitimize_package_name(m.group(1))
376                                 dependency_pkg = format % on
377                                 dependencies.append(dependency_pkg)
378                         return dependencies
379                 return []
380
381         def frob_metadata(file, pkg, pattern, format, basename):
382                 import re
383                 vals = extract_modinfo(file)
384
385                 dvar = bb.data.getVar('D', d, 1)
386
387                 # If autoloading is requested, output /etc/modutils/<name> and append
388                 # appropriate modprobe commands to the postinst
389                 autoload = bb.data.getVar('module_autoload_%s' % basename, d, 1)
390                 if not autoload:
391                     # Also, try canonical name with dashes
392                     autoload = bb.data.getVar('module_autoload_%s' % basename.replace('_', '-'), d, 1)
393                 if autoload:
394                         name = '%s/etc/modutils/%s' % (dvar, basename)
395                         f = open(name, 'w')
396                         for m in autoload.split():
397                                 f.write('%s\n' % m)
398                         f.close()
399                         postinst = bb.data.getVar('pkg_postinst_%s' % pkg, d, 1)
400                         if not postinst:
401                                 bb.fatal("pkg_postinst_%s not defined" % pkg)
402                         postinst += bb.data.getVar('autoload_postinst_fragment', d, 1) % autoload
403                         bb.data.setVar('pkg_postinst_%s' % pkg, postinst, d)
404
405                 # Write out any modconf fragment
406                 modconf = bb.data.getVar('module_conf_%s' % basename, d, 1)
407                 if modconf:
408                         if bb.data.getVar("KERNEL_MAJOR_VERSION", d, 1) == "2.6":
409                                 name = '%s/etc/modprobe.d/%s.conf' % (dvar, basename)
410                         else:
411                                 name = '%s/etc/modutils/%s.conf' % (dvar, basename)
412                         f = open(name, 'w')
413                         f.write("%s\n" % modconf)
414                         f.close()
415
416                 files = bb.data.getVar('FILES_%s' % pkg, d, 1)
417                 files = "%s /etc/modutils/%s /etc/modutils/%s.conf /etc/modprobe.d/%s.conf" % (files, basename, basename, basename)
418                 bb.data.setVar('FILES_%s' % pkg, files, d)
419
420                 if vals.has_key("description"):
421                         old_desc = bb.data.getVar('DESCRIPTION_' + pkg, d, 1) or ""
422                         bb.data.setVar('DESCRIPTION_' + pkg, old_desc + "; " + vals["description"], d)
423
424                 rdepends_str = bb.data.getVar('RDEPENDS_' + pkg, d, 1)
425                 if rdepends_str:
426                         rdepends = rdepends_str.split()
427                 else:
428                         rdepends = []
429                 rdepends.extend(get_dependencies(file, pattern, format))
430                 bb.data.setVar('RDEPENDS_' + pkg, ' '.join(rdepends), d)
431
432         module_deps = parse_depmod()
433         module_regex = '^(.*)\.k?o$'
434         module_pattern = 'kernel-module-%s'
435
436         postinst = bb.data.getVar('pkg_postinst_modules', d, 1)
437         postrm = bb.data.getVar('pkg_postrm_modules', d, 1)
438         
439         do_split_packages(d, root='/lib/firmware', file_regex='^(.*)\.bin$', output_pattern='kernel-firmware-%s', description='Firmware for %s', recursive=True, extra_depends='')
440         do_split_packages(d, root='/lib/firmware', file_regex='^(.*)\.fw$', output_pattern='kernel-firmware-%s', description='Firmware for %s', recursive=True, extra_depends='')
441         do_split_packages(d, root='/lib/modules', file_regex=module_regex, output_pattern=module_pattern, description='%s kernel module', postinst=postinst, postrm=postrm, recursive=True, hook=frob_metadata, extra_depends='update-modules kernel-%s' % bb.data.getVar("KERNEL_VERSION", d, 1))
442
443         import re, os
444         metapkg = "kernel-modules"
445         bb.data.setVar('ALLOW_EMPTY_' + metapkg, "1", d)
446         bb.data.setVar('FILES_' + metapkg, "", d)
447         blacklist = [ 'kernel-dev', 'kernel-image', 'kernel-base', 'kernel-vmlinux' ]
448         for l in module_deps.values():
449                 for i in l:
450                         pkg = module_pattern % legitimize_package_name(re.match(module_regex, os.path.basename(i)).group(1))
451                         blacklist.append(pkg)
452         metapkg_rdepends = []
453         packages = bb.data.getVar('PACKAGES', d, 1).split()
454         for pkg in packages[1:]:
455                 if not pkg in blacklist and not pkg in metapkg_rdepends:
456                         metapkg_rdepends.append(pkg)
457         bb.data.setVar('RDEPENDS_' + metapkg, ' '.join(metapkg_rdepends), d)
458         bb.data.setVar('DESCRIPTION_' + metapkg, 'Kernel modules meta package', d)
459         packages.append(metapkg)
460         bb.data.setVar('PACKAGES', ' '.join(packages), d)
461 }
462
463 # Support checking the kernel size since some kernels need to reside in partitions
464 # with a fixed length or there is a limit in transferring the kernel to memory
465 do_sizecheck() {
466         if [ ! -z "${KERNEL_IMAGE_MAXSIZE}" -a -z "${DONT_CHECK_KERNELSIZE}" ]; then
467                 size=`ls -l ${KERNEL_OUTPUT} | awk '{ print $5}'`
468                 if [ $size -ge ${KERNEL_IMAGE_MAXSIZE} ]; then
469                         rm ${KERNEL_OUTPUT}
470                         die  "This kernel (size=$size > ${KERNEL_IMAGE_MAXSIZE}) is too big for your device. Please reduce the size of the kernel by making more of it modular."
471                 fi
472         fi
473 }
474
475 addtask sizecheck before do_install after do_compile
476
477 KERNEL_IMAGE_BASE_NAME ?= "${KERNEL_IMAGETYPE}-${PV}-${PR}-${MACHINE}"
478 KERNEL_IMAGE_SYMLINK_NAME ?= "${KERNEL_IMAGETYPE}-${MACHINE}"
479
480 do_deploy() {
481         install -d ${DEPLOY_DIR_IMAGE}
482         install -m 0644 ${KERNEL_OUTPUT} ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGE_BASE_NAME}.bin
483         package_stagefile_shell ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGE_BASE_NAME}.bin
484
485         if [ -d "${D}/lib" ]; then
486         tar -cvzf ${DEPLOY_DIR_IMAGE}/modules-${PV}-${PR}-${MACHINE}.tgz -C ${D} lib
487         fi
488
489         if test "x${KERNEL_IMAGETYPE}" = "xuImage" ; then 
490                 if test -e arch/${ARCH}/boot/compressed/vmlinux ; then
491                         ${OBJCOPY} -O binary -R .note -R .comment -S arch/${ARCH}/boot/compressed/vmlinux linux.bin
492                         uboot-mkimage -A ${UBOOT_ARCH} -O linux -T kernel -C none -a ${UBOOT_LOADADDRESS} -e ${UBOOT_ENTRYPOINT} -n "${DISTRO_NAME}/${PV}/${MACHINE}" -d linux.bin ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGE_BASE_NAME}.bin
493                         rm -f linux.bin
494                 else
495                         ${OBJCOPY} -O binary -R .note -R .comment -S vmlinux linux.bin
496                         rm -f linux.bin.gz
497                         gzip -9 linux.bin
498                         uboot-mkimage -A ${UBOOT_ARCH} -O linux -T kernel -C gzip -a ${UBOOT_LOADADDRESS} -e ${UBOOT_ENTRYPOINT} -n "${DISTRO_NAME}/${PV}/${MACHINE}" -d linux.bin.gz ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGE_BASE_NAME}.bin
499                         rm -f linux.bin.gz
500                 fi
501                 package_stagefile_shell ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGE_BASE_NAME}.bin
502         fi
503
504         cd ${DEPLOY_DIR_IMAGE}
505         rm -f ${KERNEL_IMAGE_SYMLINK_NAME}.bin
506         ln -sf ${KERNEL_IMAGE_BASE_NAME}.bin ${KERNEL_IMAGE_SYMLINK_NAME}.bin
507         package_stagefile_shell ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGE_SYMLINK_NAME}.bin
508 }
509
510 do_deploy[dirs] = "${S}"
511
512 addtask deploy before do_package after do_install