code.vuplus.com Git - vuplus_openembedded/blob - 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
  33 export OS = "${TARGET_OS}"
  34 export CROSS_COMPILE = "${TARGET_PREFIX}"
  35
  36 KERNEL_PRIORITY = "${@bb.data.getVar('PV',d,1).split('-')[0].split('.')[-1]}"
  37
  38 KERNEL_RELEASE ?= "${KERNEL_VERSION}"
  39
  40 KERNEL_CCSUFFIX ?= ""
  41 KERNEL_LDSUFFIX ?= ""
  42
  43 # Set TARGET_??_KERNEL_ARCH in the machine .conf to set architecture
  44 # specific options necessary for building the kernel and modules.
  45 #FIXME: should be this: TARGET_CC_KERNEL_ARCH ?= "${TARGET_CC_ARCH}"
  46 TARGET_CC_KERNEL_ARCH ?= ""
  47 HOST_CC_KERNEL_ARCH ?= "${TARGET_CC_KERNEL_ARCH}"
  48 TARGET_LD_KERNEL_ARCH ?= ""
  49 HOST_LD_KERNEL_ARCH ?= "${TARGET_LD_KERNEL_ARCH}"
  50
  51 KERNEL_CC = "${CCACHE}${HOST_PREFIX}gcc${KERNEL_CCSUFFIX} ${HOST_CC_KERNEL_ARCH}"
  52 KERNEL_LD = "${LD}${KERNEL_LDSUFFIX} ${HOST_LD_KERNEL_ARCH}"
  53
  54 # Where built kernel lies in the kernel tree
  55 KERNEL_OUTPUT = "arch/${ARCH}/boot/${KERNEL_IMAGETYPE}"
  56 KERNEL_IMAGEDEST = "boot"
  57
  58 #
  59 # configuration
  60 #
  61 export CMDLINE_CONSOLE = "console=${@bb.data.getVar("KERNEL_CONSOLE",d,1) or "ttyS0"}"
  62
  63 KERNEL_VERSION = "${@get_kernelversion('${S}')}"
  64 KERNEL_MAJOR_VERSION = "${@get_kernelmajorversion('${KERNEL_VERSION}')}"
  65
  66 KERNEL_LOCALVERSION ?= ""
  67
  68 # kernels are generally machine specific
  69 PACKAGE_ARCH = "${MACHINE_ARCH}"
  70
  71 # U-Boot support
  72 UBOOT_ENTRYPOINT ?= "20008000"
  73 UBOOT_LOADADDRESS ?= "${UBOOT_ENTRYPOINT}"
  74
  75 kernel_do_compile() {
  76         unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS MACHINE
  77         oe_runmake include/linux/version.h CC="${KERNEL_CC}" LD="${KERNEL_LD}"
  78         if [ "${KERNEL_MAJOR_VERSION}" != "2.6" ]; then
  79                 oe_runmake dep CC="${KERNEL_CC}" LD="${KERNEL_LD}"
  80         fi
  81         oe_runmake ${KERNEL_IMAGETYPE} CC="${KERNEL_CC}" LD="${KERNEL_LD}"
  82         if (grep -q -i -e '^CONFIG_MODULES=y$' .config); then
  83                 oe_runmake modules  CC="${KERNEL_CC}" LD="${KERNEL_LD}"
  84         else
  85                 oenote "no modules to compile"
  86         fi
  87 }
  88
  89
  90 do_builtin_initramfs() {
  91          if [ ! -z "${INITRAMFS_IMAGE}" ]; then
  92                 unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS MACHINE
  93                 cp "${DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE}-${MACHINE}.cpio.gz" usr/initramfs_data.cpio.gz
  94                 oe_runmake ${KERNEL_IMAGETYPE} CC="${KERNEL_CC}" LD="${KERNEL_LD}"
  95
  96                 install -d ${DEPLOY_DIR_IMAGE}
  97                 install -m 0644 arch/${ARCH}/boot/${KERNEL_IMAGETYPE} ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGE_BASE_NAME}-${INITRAMFS_IMAGE}.bin
  98                 package_stagefile_shell ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGE_BASE_NAME}-${INITRAMFS_IMAGE}.bin
  99
 100                 # Make sure to kill injected initramfs, in case someone will do "-c compile -f"
 101                 rm usr/initramfs_data.cpio.gz
 102
 103                 cd ${DEPLOY_DIR_IMAGE}
 104                 rm -f ${KERNEL_IMAGE_SYMLINK_NAME}-${INITRAMFS_IMAGE}.bin
 105                 ln -sf ${KERNEL_IMAGE_BASE_NAME}-${INITRAMFS_IMAGE}.bin ${KERNEL_IMAGE_SYMLINK_NAME}-${INITRAMFS_IMAGE}.bin
 106                 package_stagefile_shell ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGE_SYMLINK_NAME}-${INITRAMFS_IMAGE}.bin
 107         fi
 108 }
 109 addtask builtin_initramfs before do_build after do_package_write
 110 do_builtin_initramfs[depends] = '${INITRAMFS_TASK}'
 111
 112 kernel_do_stage() {
 113         ASMDIR=`readlink include/asm`
 114
 115         mkdir -p ${STAGING_KERNEL_DIR}/include/$ASMDIR
 116         cp -fR include/$ASMDIR/* ${STAGING_KERNEL_DIR}/include/$ASMDIR/
 117         rm -f $ASMDIR ${STAGING_KERNEL_DIR}/include/asm
 118         ln -sf $ASMDIR ${STAGING_KERNEL_DIR}/include/asm
 119
 120         mkdir -p ${STAGING_KERNEL_DIR}/include/asm-generic
 121         cp -fR include/asm-generic/* ${STAGING_KERNEL_DIR}/include/asm-generic/
 122
 123         mkdir -p ${STAGING_KERNEL_DIR}/include/linux
 124         cp -fR include/linux/* ${STAGING_KERNEL_DIR}/include/linux/
 125
 126         mkdir -p ${STAGING_KERNEL_DIR}/include/net
 127         cp -fR include/net/* ${STAGING_KERNEL_DIR}/include/net/
 128
 129         mkdir -p ${STAGING_KERNEL_DIR}/include/pcmcia
 130         cp -fR include/pcmcia/* ${STAGING_KERNEL_DIR}/include/pcmcia/
 131
 132         for entry in drivers/crypto include/media include/acpi include/sound include/video; do
 133                 if [ -d $entry ]; then
 134                         mkdir -p ${STAGING_KERNEL_DIR}/$entry
 135                         cp -fR $entry/* ${STAGING_KERNEL_DIR}/$entry/
 136                 fi
 137         done
 138
 139         if [ -d drivers/sound ]; then
 140                 # 2.4 alsa needs some headers from this directory
 141                 mkdir -p ${STAGING_KERNEL_DIR}/include/drivers/sound
 142                 cp -fR drivers/sound/*.h ${STAGING_KERNEL_DIR}/include/drivers/sound/
 143         fi
 144
 145         install -m 0644 .config ${STAGING_KERNEL_DIR}/config-${KERNEL_VERSION}
 146         ln -sf config-${KERNEL_VERSION} ${STAGING_KERNEL_DIR}/.config
 147         ln -sf config-${KERNEL_VERSION} ${STAGING_KERNEL_DIR}/kernel-config
 148         echo "${KERNEL_VERSION}" >${STAGING_KERNEL_DIR}/kernel-abiversion
 149         echo "${S}" >${STAGING_KERNEL_DIR}/kernel-source
 150         echo "${KERNEL_CCSUFFIX}" >${STAGING_KERNEL_DIR}/kernel-ccsuffix
 151         echo "${KERNEL_LDSUFFIX}" >${STAGING_KERNEL_DIR}/kernel-ldsuffix
 152         [ -e Rules.make ] && install -m 0644 Rules.make ${STAGING_KERNEL_DIR}/
 153         [ -e Makefile ] && install -m 0644 Makefile ${STAGING_KERNEL_DIR}/
 154
 155         # Check if arch/${ARCH}/Makefile exists and install it
 156         if [ -e arch/${ARCH}/Makefile ]; then
 157                 install -d ${STAGING_KERNEL_DIR}/arch/${ARCH}
 158                 install -m 0644 arch/${ARCH}/Makefile* ${STAGING_KERNEL_DIR}/arch/${ARCH}
 159         # Otherwise check arch/x86/Makefile for i386 and x86_64 on kernels >= 2.6.24
 160         elif [ -e arch/x86/Makefile ]; then
 161                 install -d ${STAGING_KERNEL_DIR}/arch/x86
 162                 install -m 0644 arch/x86/Makefile* ${STAGING_KERNEL_DIR}/arch/x86
 163         fi
 164         cp -fR include/config* ${STAGING_KERNEL_DIR}/include/
 165         # Install kernel images and system.map to staging
 166         [ -e vmlinux ] && install -m 0644 vmlinux ${STAGING_KERNEL_DIR}/
 167         install -m 0644 ${KERNEL_OUTPUT} ${STAGING_KERNEL_DIR}/${KERNEL_IMAGETYPE}
 168         install -m 0644 System.map ${STAGING_KERNEL_DIR}/System.map-${KERNEL_VERSION}
 169         [ -e Module.symvers ] && install -m 0644 Module.symvers ${STAGING_KERNEL_DIR}/
 170
 171         cp -fR scripts ${STAGING_KERNEL_DIR}/
 172 }
 173
 174 kernel_do_install() {
 175         unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS MACHINE
 176         if (grep -q -i -e '^CONFIG_MODULES=y$' .config); then
 177                 oe_runmake DEPMOD=echo INSTALL_MOD_PATH="${D}" modules_install
 178         else
 179                 oenote "no modules to install"
 180         fi
 181
 182         install -d ${D}/${KERNEL_IMAGEDEST}
 183         install -d ${D}/boot
 184         install -m 0644 ${KERNEL_OUTPUT} ${D}/${KERNEL_IMAGEDEST}/${KERNEL_IMAGETYPE}-${KERNEL_VERSION}
 185         install -m 0644 System.map ${D}/boot/System.map-${KERNEL_VERSION}
 186         install -m 0644 .config ${D}/boot/config-${KERNEL_VERSION}
 187         install -m 0644 vmlinux ${D}/boot/vmlinux-${KERNEL_VERSION}
 188         install -d ${D}/etc/modutils
 189         if [ "${KERNEL_MAJOR_VERSION}" = "2.6" ]; then
 190                 install -d ${D}/etc/modprobe.d
 191         fi
 192
 193         # Check if scripts/genksyms exists and if so, build it
 194         if [ -e scripts/genksyms/ ]; then
 195                 oe_runmake SUBDIRS="scripts/genksyms"
 196         fi
 197
 198         install -d ${STAGING_KERNEL_DIR}
 199         cp -fR scripts ${STAGING_KERNEL_DIR}/
 200 }
 201
 202 kernel_do_configure() {
 203         yes '' | oe_runmake oldconfig
 204 }
 205
 206 do_menuconfig() {
 207         export TERMWINDOWTITLE="${PN} Kernel Configuration"
 208         export SHELLCMDS="make menuconfig"
 209         ${TERMCMDRUN}
 210         if [ $? -ne 0 ]; then
 211                 echo "Fatal: '${TERMCMD}' not found. Check TERMCMD variable."
 212                 exit 1
 213         fi
 214 }
 215 do_menuconfig[nostamp] = "1"
 216 addtask menuconfig after do_patch
 217
 218 pkg_postinst_kernel () {
 219         cd /${KERNEL_IMAGEDEST}; update-alternatives --install /${KERNEL_IMAGEDEST}/${KERNEL_IMAGETYPE} ${KERNEL_IMAGETYPE} ${KERNEL_IMAGETYPE}-${KERNEL_VERSION} ${KERNEL_PRIORITY} || true
 220 }
 221
 222 pkg_postrm_kernel () {
 223         cd /${KERNEL_IMAGEDEST}; update-alternatives --remove ${KERNEL_IMAGETYPE} ${KERNEL_IMAGETYPE}-${KERNEL_VERSION} || true
 224 }
 225
 226 inherit cml1
 227
 228 EXPORT_FUNCTIONS do_compile do_install do_stage do_configure
 229
 230 # kernel-base becomes kernel-${KERNEL_VERSION}
 231 # kernel-image becomes kernel-image-${KERNEL_VERISON}
 232 PACKAGES = "kernel kernel-base kernel-image kernel-dev kernel-vmlinux"
 233 FILES = ""
 234 FILES_kernel-image = "/boot/${KERNEL_IMAGETYPE}*"
 235 FILES_kernel-dev = "/boot/System.map* /boot/config*"
 236 FILES_kernel-vmlinux = "/boot/vmlinux*"
 237 RDEPENDS_kernel = "kernel-base"
 238 RRECOMMENDS_kernel-module-hostap-cs += '${@base_version_less_or_equal("KERNEL_VERSION", "2.6.17", "", "apm-wifi-suspendfix", d)}'
 239 RRECOMMENDS_kernel-module-orinoco-cs += '${@base_version_less_or_equal("KERNEL_VERSION", "2.6.17", "", "apm-wifi-suspendfix", d)}'
 240 # Allow machines to override this dependency if kernel image files are
 241 # not wanted in images as standard
 242 RDEPENDS_kernel-base ?= "kernel-image"
 243 PKG_kernel-image = "kernel-image-${KERNEL_VERSION}"
 244 PKG_kernel-base = "kernel-${KERNEL_VERSION}"
 245 ALLOW_EMPTY_kernel = "1"
 246 ALLOW_EMPTY_kernel-base = "1"
 247 ALLOW_EMPTY_kernel-image = "1"
 248
 249 # Userspace workarounds for kernel modules issues
 250 # This is shame, fix the kernel instead!
 251 DEPENDS_kernel-module-dtl1-cs = "bluez-dtl1-workaround"
 252 RDEPENDS_kernel-module-dtl1-cs = "bluez-dtl1-workaround"
 253
 254 pkg_postinst_kernel-image () {
 255 if [ ! -e "$D/lib/modules/${KERNEL_VERSION}" ]; then
 256         mkdir -p $D/lib/modules/${KERNEL_VERSION}
 257 fi
 258 if [ -n "$D" ]; then
 259         ${HOST_PREFIX}depmod-${KERNEL_MAJOR_VERSION} -A -b $D -F ${STAGING_KERNEL_DIR}/System.map-${KERNEL_VERSION} ${KERNEL_VERSION}
 260 else
 261         depmod -a
 262 fi
 263 }
 264
 265 pkg_postinst_modules () {
 266 if [ -n "$D" ]; then
 267         ${HOST_PREFIX}depmod-${KERNEL_MAJOR_VERSION} -A -b $D -F ${STAGING_KERNEL_DIR}/System.map-${KERNEL_VERSION} ${KERNEL_VERSION}
 268 else
 269         depmod -a
 270         update-modules || true
 271 fi
 272 }
 273
 274 pkg_postrm_modules () {
 275 update-modules || true
 276 }
 277
 278 autoload_postinst_fragment() {
 279 if [ x"$D" = "x" ]; then
 280         modprobe %s || true
 281 fi
 282 }
 283
 284 # autoload defaults (alphabetically sorted)
 285 module_autoload_hidp = "hidp"
 286 module_autoload_ipv6 = "ipv6"
 287 module_autoload_ipsec = "ipsec"
 288 module_autoload_ircomm-tty = "ircomm-tty"
 289 module_autoload_rfcomm = "rfcomm"
 290 module_autoload_sa1100-rtc = "sa1100-rtc"
 291 # sa1100-rtc was renamed in 2.6.23 onwards
 292 module_autoload_rtc-sa1100 = "rtc-sa1100"
 293
 294 # alias defaults (alphabetically sorted)
 295 module_conf_af_packet = "alias net-pf-17 af_packet"
 296 module_conf_bluez = "alias net-pf-31 bluez"
 297 module_conf_bnep = "alias bt-proto-4 bnep"
 298 module_conf_hci_uart = "alias tty-ldisc-15 hci_uart"
 299 module_conf_l2cap = "alias bt-proto-0 l2cap"
 300 module_conf_sco = "alias bt-proto-2 sco"
 301 module_conf_rfcomm = "alias bt-proto-3 rfcomm"
 302
 303 python populate_packages_prepend () {
 304         def extract_modinfo(file):
 305                 import os, re
 306                 tmpfile = os.tmpnam()
 307                 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)
 308                 os.system(cmd)
 309                 f = open(tmpfile)
 310                 l = f.read().split("\000")
 311                 f.close()
 312                 os.unlink(tmpfile)
 313                 exp = re.compile("([^=]+)=(.*)")
 314                 vals = {}
 315                 for i in l:
 316                         m = exp.match(i)
 317                         if not m:
 318                                 continue
 319                         vals[m.group(1)] = m.group(2)
 320                 return vals
 321
 322         def parse_depmod():
 323                 import os, re
 324
 325                 dvar = bb.data.getVar('D', d, 1)
 326                 if not dvar:
 327                         bb.error("D not defined")
 328                         return
 329
 330                 kernelver = bb.data.getVar('KERNEL_VERSION', d, 1)
 331                 kernelver_stripped = kernelver
 332                 m = re.match('^(.*-hh.*)[\.\+].*$', kernelver)
 333                 if m:
 334                         kernelver_stripped = m.group(1)
 335                 path = bb.data.getVar("PATH", d, 1)
 336                 host_prefix = bb.data.getVar("HOST_PREFIX", d, 1) or ""
 337                 major_version = bb.data.getVar('KERNEL_MAJOR_VERSION', d, 1)
 338
 339                 cmd = "PATH=\"%s\" %sdepmod-%s -n -a -r -b %s -F %s/boot/System.map-%s %s" % (path, host_prefix, major_version, dvar, dvar, kernelver, kernelver_stripped)
 340                 f = os.popen(cmd, 'r')
 341
 342                 deps = {}
 343                 pattern0 = "^(.*\.k?o):..*$"
 344                 pattern1 = "^(.*\.k?o):\s*(.*\.k?o)\s*$"
 345                 pattern2 = "^(.*\.k?o):\s*(.*\.k?o)\s*\\\$"
 346                 pattern3 = "^\t(.*\.k?o)\s*\\\$"
 347                 pattern4 = "^\t(.*\.k?o)\s*$"
 348
 349                 line = f.readline()
 350                 while line:
 351                         if not re.match(pattern0, line):
 352                                 line = f.readline()
 353                                 continue
 354                         m1 = re.match(pattern1, line)
 355                         if m1:
 356                                 deps[m1.group(1)] = m1.group(2).split()
 357                         else:
 358                                 m2 = re.match(pattern2, line)
 359                                 if m2:
 360                                         deps[m2.group(1)] = m2.group(2).split()
 361                                         line = f.readline()
 362                                         m3 = re.match(pattern3, line)
 363                                         while m3:
 364                                                 deps[m2.group(1)].extend(m3.group(1).split())
 365                                                 line = f.readline()
 366                                                 m3 = re.match(pattern3, line)
 367                                         m4 = re.match(pattern4, line)
 368                                         deps[m2.group(1)].extend(m4.group(1).split())
 369                         line = f.readline()
 370                 f.close()
 371                 return deps
 372
 373         def get_dependencies(file, pattern, format):
 374                 file = file.replace(bb.data.getVar('D', d, 1) or '', '', 1)
 375
 376                 if module_deps.has_key(file):
 377                         import os.path, re
 378                         dependencies = []
 379                         for i in module_deps[file]:
 380                                 m = re.match(pattern, os.path.basename(i))
 381                                 if not m:
 382                                         continue
 383                                 on = legitimize_package_name(m.group(1))
 384                                 dependency_pkg = format % on
 385                                 dependencies.append(dependency_pkg)
 386                         return dependencies
 387                 return []
 388
 389         def frob_metadata(file, pkg, pattern, format, basename):
 390                 import re
 391                 vals = extract_modinfo(file)
 392
 393                 dvar = bb.data.getVar('D', d, 1)
 394
 395                 # If autoloading is requested, output /etc/modutils/<name> and append
 396                 # appropriate modprobe commands to the postinst
 397                 autoload = bb.data.getVar('module_autoload_%s' % basename, d, 1)
 398                 if not autoload:
 399                     # Also, try canonical name with dashes
 400                     autoload = bb.data.getVar('module_autoload_%s' % basename.replace('_', '-'), d, 1)
 401                 if autoload:
 402                         name = '%s/etc/modutils/%s' % (dvar, basename)
 403                         f = open(name, 'w')
 404                         for m in autoload.split():
 405                                 f.write('%s\n' % m)
 406                         f.close()
 407                         postinst = bb.data.getVar('pkg_postinst_%s' % pkg, d, 1)
 408                         if not postinst:
 409                                 bb.fatal("pkg_postinst_%s not defined" % pkg)
 410                         postinst += bb.data.getVar('autoload_postinst_fragment', d, 1) % autoload
 411                         bb.data.setVar('pkg_postinst_%s' % pkg, postinst, d)
 412
 413                 # Write out any modconf fragment
 414                 modconf = bb.data.getVar('module_conf_%s' % basename, d, 1)
 415                 if modconf:
 416                         if bb.data.getVar("KERNEL_MAJOR_VERSION", d, 1) == "2.6":
 417                                 name = '%s/etc/modprobe.d/%s.conf' % (dvar, basename)
 418                         else:
 419                                 name = '%s/etc/modutils/%s.conf' % (dvar, basename)
 420                         f = open(name, 'w')
 421                         f.write("%s\n" % modconf)
 422                         f.close()
 423
 424                 files = bb.data.getVar('FILES_%s' % pkg, d, 1)
 425                 files = "%s /etc/modutils/%s /etc/modutils/%s.conf /etc/modprobe.d/%s.conf" % (files, basename, basename, basename)
 426                 bb.data.setVar('FILES_%s' % pkg, files, d)
 427
 428                 if vals.has_key("description"):
 429                         old_desc = bb.data.getVar('DESCRIPTION_' + pkg, d, 1) or ""
 430                         bb.data.setVar('DESCRIPTION_' + pkg, old_desc + "; " + vals["description"], d)
 431
 432                 rdepends_str = bb.data.getVar('RDEPENDS_' + pkg, d, 1)
 433                 if rdepends_str:
 434                         rdepends = rdepends_str.split()
 435                 else:
 436                         rdepends = []
 437                 rdepends.extend(get_dependencies(file, pattern, format))
 438                 bb.data.setVar('RDEPENDS_' + pkg, ' '.join(rdepends), d)
 439
 440         module_deps = parse_depmod()
 441         module_regex = '^(.*)\.k?o$'
 442         module_pattern = 'kernel-module-%s'
 443
 444         postinst = bb.data.getVar('pkg_postinst_modules', d, 1)
 445         postrm = bb.data.getVar('pkg_postrm_modules', d, 1)
 446         do_split_packages(d, root='/lib/modules', file_regex=module_regex, output_pattern=module_pattern, description='%s kernel module', postinst=postinst, postrm=postrm, recursive=True, hook=frob_metadata, extra_depends='update-modules kernel-%s' % bb.data.getVar("KERNEL_VERSION", d, 1))
 447
 448         import re, os
 449         metapkg = "kernel-modules"
 450         bb.data.setVar('ALLOW_EMPTY_' + metapkg, "1", d)
 451         bb.data.setVar('FILES_' + metapkg, "", d)
 452         blacklist = [ 'kernel-dev', 'kernel-image', 'kernel-base', 'kernel-vmlinux' ]
 453         for l in module_deps.values():
 454                 for i in l:
 455                         pkg = module_pattern % legitimize_package_name(re.match(module_regex, os.path.basename(i)).group(1))
 456                         blacklist.append(pkg)
 457         metapkg_rdepends = []
 458         packages = bb.data.getVar('PACKAGES', d, 1).split()
 459         for pkg in packages[1:]:
 460                 if not pkg in blacklist and not pkg in metapkg_rdepends:
 461                         metapkg_rdepends.append(pkg)
 462         bb.data.setVar('RDEPENDS_' + metapkg, ' '.join(metapkg_rdepends), d)
 463         bb.data.setVar('DESCRIPTION_' + metapkg, 'Kernel modules meta package', d)
 464         packages.append(metapkg)
 465         bb.data.setVar('PACKAGES', ' '.join(packages), d)
 466 }
 467
 468 # Support checking the kernel size since some kernels need to reside in partitions
 469 # with a fixed length or there is a limit in transferring the kernel to memory
 470 do_sizecheck() {
 471         if [ ! -z "${KERNEL_IMAGE_MAXSIZE}" ]; then
 472                 size=`ls -l arch/${ARCH}/boot/${KERNEL_IMAGETYPE} | awk '{ print $5}'`
 473                 if [ $size -ge ${KERNEL_IMAGE_MAXSIZE} ]; then
 474                         rm arch/${ARCH}/boot/${KERNEL_IMAGETYPE}
 475                         die  "This kernel (size=$size > ${KERNEL_IMAGE_MAXSIZE}) is too big for your device. Please reduce the size of the kernel by making more of it modular."
 476                 fi
 477         fi
 478 }
 479
 480 addtask sizecheck before do_install after do_compile
 481
 482 KERNEL_IMAGE_BASE_NAME ?= "${KERNEL_IMAGETYPE}-${PV}-${PR}-${MACHINE}"
 483 KERNEL_IMAGE_SYMLINK_NAME ?= "${KERNEL_IMAGETYPE}-${MACHINE}"
 484
 485 do_deploy() {
 486         install -d ${DEPLOY_DIR_IMAGE}
 487         install -m 0644 arch/${ARCH}/boot/${KERNEL_IMAGETYPE} ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGE_BASE_NAME}.bin
 488         package_stagefile_shell ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGE_BASE_NAME}.bin
 489
 490         if [ -d "${D}/lib" ]; then
 491         tar -cvzf ${DEPLOY_DIR_IMAGE}/modules-${PV}-${PR}-${MACHINE}.tgz -C ${D} lib
 492         fi
 493
 494         if test "x${KERNEL_IMAGETYPE}" = "xuImage" ; then
 495                 if test -e arch/${ARCH}/boot/compressed/vmlinux ; then
 496                         ${OBJCOPY} -O binary -R .note -R .comment -S arch/${ARCH}/boot/compressed/vmlinux linux.bin
 497                         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
 498                         rm -f linux.bin
 499                 else
 500                         ${OBJCOPY} -O binary -R .note -R .comment -S vmlinux linux.bin
 501                         rm -f linux.bin.gz
 502                         gzip -9 linux.bin
 503                         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
 504                         rm -f linux.bin.gz
 505                 fi
 506                 package_stagefile_shell ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGE_BASE_NAME}.bin
 507         fi
 508
 509         cd ${DEPLOY_DIR_IMAGE}
 510         rm -f ${KERNEL_IMAGE_SYMLINK_NAME}.bin
 511         ln -sf ${KERNEL_IMAGE_BASE_NAME}.bin ${KERNEL_IMAGE_SYMLINK_NAME}.bin
 512         package_stagefile_shell ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGE_SYMLINK_NAME}.bin
 513 }
 514
 515 do_deploy[dirs] = "${S}"
 516
 517 addtask deploy before do_package after do_install