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Factor out the code for EFI boot slightly 

Only use -eltorito-alt-boot when we need to
This commit is contained in:
Steve McIntyre 2015-02-03 00:52:50 +00:00
parent aff1c7700d
commit d2b08bb059
1 changed files with 16 additions and 9 deletions
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25
tools/boot/jessie/boot-x86
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@ -474,22 +474,29 @@ if [ -d boot$N/isolinux/grub ] ; then
mcopy -o -i "$CDDIR/boot/grub/efi.img" $CDDIR/efi/boot/boot*.efi \
"::efi/boot"
# Ugh - different code here depending on the version of xorriso we've got
if [ $XORRISO_VER -le 10202 ] ; then
# 1.2.2 shipping in Wheezy
echo "Using older EFI command line for xorriso $XORRISO_VER"
# Tell xorriso to create a secondary ElTorito boot record for the
# EFI bootloader
add_mkisofs_opt $CDDIR/../$N.mkisofs_opts "-eltorito-alt-boot --efi-boot boot/grub/efi.img"
# Add the efi image as a FAT partition too, so our CD image will
if [ $BOOT_EFI = 2 ] ; then
# We're being added alongside (after) a BIOS boot record. Tell
# xorriso to create a (secondary) ElTorito boot record for the
# EFI bootloader. Otherwise, xorriso will create it as the
# primary.
add_mkisofs_opt $CDDIR/../$N.mkisofs_opts "-eltorito-alt-boot"
fi
# also boot on a USB key (like isohybrid, just implemented
# differently)
add_mkisofs_opt $CDDIR/../$N.mkisofs_opts "-append_partition 2 0x01 $CDDIR/boot/grub/efi.img"
elif [ $XORRISO_VER -gt 10202 ] ; then
echo "Using newer EFI support in xorriso $XORRISO_VER"
add_mkisofs_opt $CDDIR/../$N.mkisofs_opts "-eltorito-alt-boot -e boot/grub/efi.img -no-emul-boot"
add_mkisofs_opt $CDDIR/../$N.mkisofs_opts "-e boot/grub/efi.img -no-emul-boot"
add_mkisofs_opt $CDDIR/../$N.mkisofs_opts "-isohybrid-gpt-basdat -isohybrid-apm-hfsplus"
# Ugh - different code here depending on the version of xorriso we've got
if [ $XORRISO_VER -le 10202 ] ; then
# 1.2.2 shipping in Wheezy
echo "Using older EFI command line for xorriso $XORRISO_VER"
add_mkisofs_opt $CDDIR/../$N.mkisofs_opts "--efi-boot boot/grub/efi.img"
# Add the efi image as a FAT partition too, so our CD image will
fi
else
echo " No EFI boot code for $ARCH on CD$N"