1# Some of the vars for vm and live image are conflicted, this function 2# is used for fixing the problem. 3def set_live_vm_vars(d, suffix): 4 vars = ['GRUB_CFG', 'SYSLINUX_CFG', 'ROOT', 'LABELS', 'INITRD'] 5 for var in vars: 6 var_with_suffix = var + '_' + suffix 7 if d.getVar(var): 8 bb.warn('Found potential conflicted var %s, please use %s rather than %s' % \ 9 (var, var_with_suffix, var)) 10 elif d.getVar(var_with_suffix): 11 d.setVar(var, d.getVar(var_with_suffix)) 12 13 14EFI = "${@bb.utils.contains("MACHINE_FEATURES", "efi", "1", "0", d)}" 15EFI_PROVIDER ?= "grub-efi" 16EFI_CLASS = "${@bb.utils.contains("MACHINE_FEATURES", "efi", "${EFI_PROVIDER}", "", d)}" 17 18MKDOSFS_EXTRAOPTS ??= "-S 512" 19 20# Include legacy boot if MACHINE_FEATURES includes "pcbios" or if it does not 21# contain "efi". This way legacy is supported by default if neither is 22# specified, maintaining the original behavior. 23def pcbios(d): 24 pcbios = bb.utils.contains("MACHINE_FEATURES", "pcbios", "1", "0", d) 25 if pcbios == "0": 26 pcbios = bb.utils.contains("MACHINE_FEATURES", "efi", "0", "1", d) 27 return pcbios 28 29PCBIOS = "${@pcbios(d)}" 30PCBIOS_CLASS = "${@['','syslinux'][d.getVar('PCBIOS') == '1']}" 31 32# efi_populate_common DEST BOOTLOADER 33efi_populate_common() { 34 # DEST must be the root of the image so that EFIDIR is not 35 # nested under a top level directory. 36 DEST=$1 37 38 install -d ${DEST}${EFIDIR} 39 40 install -m 0644 ${DEPLOY_DIR_IMAGE}/$2-${EFI_BOOT_IMAGE} ${DEST}${EFIDIR}/${EFI_BOOT_IMAGE} 41 EFIPATH=$(echo "${EFIDIR}" | sed 's/\//\\/g') 42 printf 'fs0:%s\%s\n' "$EFIPATH" "${EFI_BOOT_IMAGE}" >${DEST}/startup.nsh 43} 44 45efi_iso_populate() { 46 iso_dir=$1 47 efi_populate $iso_dir 48 # Build a EFI directory to create efi.img 49 mkdir -p ${EFIIMGDIR}/${EFIDIR} 50 cp $iso_dir/${EFIDIR}/* ${EFIIMGDIR}${EFIDIR} 51 cp $iso_dir/${KERNEL_IMAGETYPE} ${EFIIMGDIR} 52 53 EFIPATH=$(echo "${EFIDIR}" | sed 's/\//\\/g') 54 printf 'fs0:%s\%s\n' "$EFIPATH" "${EFI_BOOT_IMAGE}" >${EFIIMGDIR}/startup.nsh 55 56 if [ -f "$iso_dir/initrd" ] ; then 57 cp $iso_dir/initrd ${EFIIMGDIR} 58 fi 59} 60 61efi_hddimg_populate() { 62 efi_populate $1 63} 64 65inherit ${EFI_CLASS} 66inherit ${PCBIOS_CLASS} 67 68populate_kernel() { 69 dest=$1 70 install -d $dest 71 72 # Install bzImage, initrd, and rootfs.img in DEST for all loaders to use. 73 bbnote "Trying to install ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE} as $dest/${KERNEL_IMAGETYPE}" 74 if [ -e ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE} ]; then 75 install -m 0644 ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE} $dest/${KERNEL_IMAGETYPE} 76 else 77 bbwarn "${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE} doesn't exist" 78 fi 79 80 # initrd is made of concatenation of multiple filesystem images 81 if [ -n "${INITRD}" ]; then 82 rm -f $dest/initrd 83 for fs in ${INITRD} 84 do 85 if [ -s "$fs" ]; then 86 cat $fs >> $dest/initrd 87 else 88 bbfatal "$fs is invalid. initrd image creation failed." 89 fi 90 done 91 chmod 0644 $dest/initrd 92 fi 93} 94 95