added BIOS update

EFI/OC/Tools/BootInstall/BootInstall.command

@@ -0,0 +1,44 @@
+#!/bin/bash
+
+cd "$(dirname "$0")"
+diskutil list
+echo "Enter disk number to install to:"
+read N
+
+if [[ ! $(diskutil info disk${N} |  sed -n 's/.*Device Node: *//p') ]]
+then
+  echo Disk $N not found
+  exit
+fi
+
+FS=$(diskutil info disk${N}s1 | sed -n 's/.*File System Personality: *//p')
+echo $FS
+
+if [ "$FS" != "MS-DOS FAT32" ]
+then
+  echo "No FAT32 partition to install"
+  exit
+fi
+
+# Write MBR
+sudo fdisk -f boot0af -u /dev/rdisk${N}
+
+diskutil umount disk${N}s1
+sudo dd if=/dev/rdisk${N}s1 count=1  of=origbs
+cp -v boot1f32 newbs
+sudo dd if=origbs of=newbs skip=3 seek=3 bs=1 count=87 conv=notrunc
+sudo dd if=newbs of=/dev/rdisk${N}s1
+diskutil mount disk${N}s1
+
+cp -v boot "$(diskutil info  disk${N}s1 |  sed -n 's/.*Mount Point: *//p')"
+
+if [ $(diskutil info  disk${N} |  sed -n 's/.*Content (IOContent): *//p') == "FDisk_partition_scheme" ]
+then
+sudo fdisk -e /dev/rdisk$N <<-MAKEACTIVE
+p
+f 1
+w
+y
+q
+MAKEACTIVE
+fi