wic: add wks for enabling grub-efi bootloader

Use our own wks when grub-efi is used and make sure that microcode is
early loaded.

Signed-off-by: Anuj Mittal <anuj.mittal@intel.com>

1 files changed, 12 insertions, 0 deletions

diff --git a/wic/grub-bootdisk-microcode.wks b/wic/grub-bootdisk-microcode.wks
new file mode 100644
index 00000000..7eda3766
--- /dev/null
+++ b/wic/grub-bootdisk-microcode.wks
@@ -0,0 +1,12 @@
+# short-description: Create an EFI disk image with grub-efi
+# long-description: Creates a partitioned EFI disk image that the user
+# can directly dd to boot media. The selected bootloader is grub-efi.
+# It also includes intel-microcode as an initrd for early update support.
+
+part /boot --source bootimg-efi --sourceparams="loader=grub-efi,initrd=microcode.cpio" --ondisk sda --label msdos --active --align 1024 --use-uuid
+
+part / --source rootfs --ondisk sda --fstype=ext4 --label platform --align 1024 --use-uuid
+
+part swap --ondisk sda --size 44 --label swap1 --fstype=swap --use-uuid
+
+bootloader --ptable gpt --timeout=5 --append="rootwait rootfstype=ext4 console=ttyS0,115200 console=tty0"