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# Adds boot spec entry for first FSTYPE found
BOOTSPEC_TITLE ?= "${SUMMARY} - boot spec entry"
BOOTSPEC_TITLE[doc] = "Content of the boot spec entry 'title' line"
BOOTSPEC_OPTIONS_ext4 = "rootfstype=ext4 rootwait"
BOOTSPEC_OPTIONS_ubi = "rootfstype=ubifs"
BOOTSPEC_VERSION ?= "1.0"
BOOTSPEC_VERSION[doc] ?= "Content of the bootspec version entry"
BOOTSPEC_OPTIONS_DEFAULT = ""
python () {
option = ""
for type in (d.getVar('IMAGE_FSTYPES', True) or "").split():
option = d.getVar('BOOTSPEC_OPTIONS_%s' % type, True)
if option:
break;
d.setVar('BOOTSPEC_OPTIONS_DEFAULT', option)
}
BOOTSPEC_OPTIONS ?= "${BOOTSPEC_OPTIONS_DEFAULT}"
BOOTSPEC_OPTIONS[doc] = "Content of the boot spec entry 'options' line"
BOOTSPEC_EXTRALINE ?= ""
BOOTSPEC_OPTIONS[doc] = "Allows to add extra content to bootspec entries, lines must be terminated with a newline"
python create_bootspec() {
dtb = d.getVar('KERNEL_DEVICETREE', '').replace('.dtb', '').split()
bb.utils.mkdirhier("${IMAGE_ROOTFS}/loader/entries/")
for x in dtb:
bb.note("Creating boot spec entry /loader/entries/" + x + ".conf ...")
try:
bootspecfile = open("${IMAGE_ROOTFS}/loader/entries/" + x + ".conf", 'w')
except OSError:
raise bb.build.FuncFailed('Unable to open boot spec file for writing')
bootspecfile.write('title ${BOOTSPEC_TITLE}\n')
bootspecfile.write('version ${BOOTSPEC_VERSION}\n')
bootspecfile.write('options ${BOOTSPEC_OPTIONS}\n')
bootspecfile.write('${BOOTSPEC_EXTRALINE}')
bootspecfile.write('linux /boot/${KERNEL_IMAGETYPE}\n')
bootspecfile.write('devicetree /boot/devicetree-${KERNEL_IMAGETYPE}-' + x + '.dtb\n')
bootspecfile.close()
}
ROOTFS_POSTPROCESS_COMMAND += " create_bootspec; "
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