mkusb.sh: script to create a bootable USB image with the files

2 files changed, 38 insertions, 0 deletions

diff --git a/Makefile b/Makefile
index 17a283e..b17902d 100644
--- a/Makefile
+++ b/Makefile
@@ -17,6 +17,7 @@ install: all
 	$(INSTALL) -m 755 $(EFIFILES) $(EFIDIR)
 	$(INSTALL) -m 755 -d $(BINDIR)
 	$(INSTALL) -m 755 $(BINARIES) $(BINDIR)
+	$(INSTALL) -m 755 mkusb.sh $(BINDIR)/efitool-mkusb
 	$(INSTALL) -m 755 -d $(DOCDIR)
 	$(INSTALL) -m 644 README COPYING $(DOCDIR)
 
diff --git a/mkusb.sh b/mkusb.sh
new file mode 100755
index 0000000..e1873ec
--- /dev/null
+++ b/mkusb.sh
@@ -0,0 +1,37 @@
+#!/bin/sh
+k=$1
+e=$2
+o=$3
+if [ $# -ne 3 ]; then
+    echo "Usage $0: key_dir efi_dir output_image_file"
+    exit 1;
+fi
+t=/var/tmp/tmpusb.$$.img
+if [ ! -d "$k" ]; then
+    echo "Failed to find directory $k"
+    exit 1;
+fi
+if [ ! -d "$e" ]; then
+    echo "Failed to find directory $e"
+    exit 1;
+fi
+
+dd if=/dev/zero of=${o} bs=512 count=102096
+parted ${o} "mktable gpt"
+parted ${o} "mkpart p fat32 2048s 102049s"
+parted ${o} "toggle 1 boot"
+parted ${o} "name 1 UEFI"
+dd if=/dev/zero of=${t} bs=512 count=100000
+mkfs -t vfat -n UEFI-Tools ${t}
+mmd -i ${t} ::/EFI
+mmd -i ${t} ::/EFI/BOOT
+mmd -i ${t} ::/keys
+mcopy -i ${t} ${k}/*.esl ::/keys
+mcopy -i ${t} ${k}/*.auth ::/keys
+mcopy -i ${t} ${e}/HashTool-signed.efi ::/EFI/BOOT/HashTool.efi
+mcopy -i ${t} ${e}/KeyTool-signed.efi ::/EFI/BOOT/KeyTool.efi
+mcopy -i ${t} ${e}/PreLoader-signed.efi ::/EFI/BOOT/BOOTX64.efi
+mcopy -i ${t} ${e}/HelloWorld.efi ::/EFI/BOOT/loader.efi
+dd if=${t} of=${o} bs=512 seek=2048 count=100000
+rm -f ${t}
+exit 0;