genode/tool/run/image/uefi
Alexander Boettcher 3aca3256c6 tool: support image/uefi for grub2/uefi boot
- add x86_32/64 GRUB2 UEFI boot loader
- enable support for nova

Issue #2242
2017-06-29 11:59:51 +02:00

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##
# Create GPT disk image with UEFI boot loaders and content of the run directory
#
# \param --image-uefi-size disk size in MiB
#
proc image_uefi_size { } { return [get_cmd_arg --image-uefi_size 0] }
##
# Create uefi image
#
proc run_image { {unused ""} } {
requires_installation_of parted
requires_installation_of mkfs.vfat
requires_installation_of mcopy
set run_size [expr [regsub {\s.*} [exec du -sm [run_dir]] {}]]
if {[image_uefi_size] > 0} {
set disk_size [image_uefi_size]
} else {
set disk_size [expr $run_size + 1]
}
# generate head space designated for the partition table
exec dd if=/dev/zero of=[run_dir].header count=34 bs=512 2>/dev/null
exec dd if=/dev/zero of=[run_dir].partition bs=1M count=$disk_size 2>/dev/null
exec mkfs.vfat -n GENODE [run_dir].partition
# copy content to disk image
foreach file [exec ls [run_dir]] {
exec mcopy -i [run_dir].partition -s [run_dir]/$file ::
}
exec cat [run_dir].header [run_dir].partition > [run_dir].img
exec parted -a none -s [run_dir].img -- mklabel gpt mkpart ESP fat32 34s [expr $disk_size * 1024 * 1024 / 512]s set 1 boot on
exec rm -f [run_dir].header [run_dir].partition
}