bfd279de32
(From OE-Core rev: 604d46c686d06d62d5a07b9c7f4fa170f99307d8) Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
200 lines
5.5 KiB
Text
200 lines
5.5 KiB
Text
# syslinux.bbclass
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# Copyright (C) 2004-2006, Advanced Micro Devices, Inc. All Rights Reserved
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# Released under the MIT license (see packages/COPYING)
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# Provide syslinux specific functions for building bootable images.
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# External variables
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# ${INITRD} - indicates a filesystem image to use as an initrd (optional)
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# ${ROOTFS} - indicates a filesystem image to include as the root filesystem (optional)
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# ${AUTO_SYSLINUXMENU} - set this to 1 to enable creating an automatic menu
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# ${LABELS} - a list of targets for the automatic config
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# ${APPEND} - an override list of append strings for each label
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# ${SYSLINUX_OPTS} - additional options to add to the syslinux file ';' delimited
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do_bootimg[depends] += "syslinux:do_populate_sysroot \
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syslinux-native:do_populate_sysroot"
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SYSLINUXCFG = "${S}/syslinux.cfg"
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SYSLINUXMENU = "${S}/menu"
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ISOLINUXDIR = "/isolinux"
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SYSLINUXDIR = "/"
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ISO_BOOTIMG = "isolinux/isolinux.bin"
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ISO_BOOTCAT = "isolinux/boot.cat"
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MKISOFS_OPTIONS = "-no-emul-boot -boot-load-size 4 -boot-info-table"
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APPEND_prepend = " ${SYSLINUX_ROOT} "
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syslinux_populate() {
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DEST=$1
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BOOTDIR=$2
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CFGNAME=$3
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install -d ${DEST}${BOOTDIR}
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# Install the config files
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install -m 0644 ${SYSLINUXCFG} ${DEST}${BOOTDIR}/${CFGNAME}
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if [ -f ${SYSLINUXMENU} ]; then
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install -m 0644 ${SYSLINUXMENU} ${DEST}${BOOTDIR}
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fi
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}
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syslinux_iso_populate() {
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syslinux_populate ${ISODIR} ${ISOLINUXDIR} isolinux.cfg
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install -m 0644 ${STAGING_LIBDIR}/syslinux/isolinux.bin ${ISODIR}${ISOLINUXDIR}
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}
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syslinux_hddimg_populate() {
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syslinux_populate ${HDDDIR} ${SYSLINUXDIR} syslinux.cfg
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install -m 0444 ${STAGING_LIBDIR}/syslinux/ldlinux.sys ${HDDDIR}${SYSLINUXDIR}/ldlinux.sys
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}
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syslinux_hddimg_install() {
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syslinux ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.hddimg
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}
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python build_syslinux_menu () {
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import copy
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import sys
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workdir = d.getVar('WORKDIR', True)
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if not workdir:
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bb.error("WORKDIR is not defined")
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return
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labels = d.getVar('LABELS', True)
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if not labels:
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bb.debug(1, "LABELS not defined, nothing to do")
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return
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if labels == []:
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bb.debug(1, "No labels, nothing to do")
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return
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cfile = d.getVar('SYSLINUXMENU', True)
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if not cfile:
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raise bb.build.FuncFailed('Unable to read SYSLINUXMENU')
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try:
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cfgfile = file(cfile, 'w')
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except OSError:
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raise bb.build.funcFailed('Unable to open %s' % (cfile))
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# Beep the speaker and Clear the screen
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cfgfile.write('\x07\x0C')
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# The title should be configurable
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cfgfile.write('Linux Boot Menu\n')
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cfgfile.write('The following targets are available on this image:\n')
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cfgfile.write('\n')
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for label in labels.split():
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from copy import deepcopy
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localdata = deepcopy(d)
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overrides = localdata.getVar('OVERRIDES')
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if not overrides:
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raise bb.build.FuncFailed('OVERRIDES not defined')
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overrides = localdata.expand(overrides)
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localdata.setVar('OVERRIDES', label + ':' + overrides)
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bb.data.update_data(localdata)
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usage = localdata.getVar('USAGE', True)
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cfgfile.write(' \x0F\x30\x3E%16s\x0F\x30\x37: ' % (label))
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cfgfile.write('%s\n' % (usage))
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del localdata
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cfgfile.write('\n')
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cfgfile.close()
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}
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python build_syslinux_cfg () {
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import copy
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import sys
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workdir = d.getVar('WORKDIR', True)
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if not workdir:
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bb.error("WORKDIR not defined, unable to package")
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return
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labels = d.getVar('LABELS', True)
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if not labels:
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bb.debug(1, "LABELS not defined, nothing to do")
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return
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if labels == []:
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bb.debug(1, "No labels, nothing to do")
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return
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cfile = d.getVar('SYSLINUXCFG', True)
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if not cfile:
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raise bb.build.FuncFailed('Unable to read SYSLINUXCFG')
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try:
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cfgfile = file(cfile, 'w')
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except OSError:
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raise bb.build.funcFailed('Unable to open %s' % (cfile))
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cfgfile.write('# Automatically created by OE\n')
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opts = d.getVar('SYSLINUX_OPTS', True)
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if opts:
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for opt in opts.split(';'):
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cfgfile.write('%s\n' % opt)
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cfgfile.write('ALLOWOPTIONS 1\n');
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cfgfile.write('DEFAULT %s\n' % (labels.split()[0]))
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timeout = d.getVar('SYSLINUX_TIMEOUT', True)
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if timeout:
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cfgfile.write('TIMEOUT %s\n' % timeout)
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else:
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cfgfile.write('TIMEOUT 50\n')
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prompt = d.getVar('SYSLINUX_PROMPT', True)
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if prompt:
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cfgfile.write('PROMPT %s\n' % prompt)
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else:
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cfgfile.write('PROMPT 1\n')
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menu = d.getVar('AUTO_SYSLINUXMENU', True)
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# This is ugly. My bad.
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if menu:
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bb.build.exec_func('build_syslinux_menu', d)
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mfile = d.getVar('SYSLINUXMENU', True)
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cfgfile.write('DISPLAY %s\n' % (mfile.split('/')[-1]) )
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for label in labels.split():
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localdata = bb.data.createCopy(d)
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overrides = localdata.getVar('OVERRIDES', True)
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if not overrides:
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raise bb.build.FuncFailed('OVERRIDES not defined')
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localdata.setVar('OVERRIDES', label + ':' + overrides)
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bb.data.update_data(localdata)
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cfgfile.write('LABEL %s\nKERNEL /vmlinuz\n' % (label))
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append = localdata.getVar('APPEND', True)
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initrd = localdata.getVar('INITRD', True)
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if append:
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cfgfile.write('APPEND ')
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if initrd:
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cfgfile.write('initrd=/initrd ')
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cfgfile.write('LABEL=%s '% (label))
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cfgfile.write('%s\n' % (append))
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cfgfile.close()
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}
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