refs 1606 mmounts efivars and changes awk to obtain correctly the windows entry in nvram

client/engine/UEFI.lib

@@ -558,7 +558,7 @@ ogIsEfiActive || ogRaiseError $OG_ERR_NOTUEFI || return $?
 if [[ $1 =~ ^([0-9a-fA-F]+)$ ]]; then
     NUMENTRY=$( efibootmgr |awk  -v NUM="$(printf %04x 0x$1|tr '[:lower:]' '[:upper:]')" '{ if($1~NUM) print substr($1,5,4)}')
 else
-    NUMENTRY=$(efibootmgr |awk  -v LABEL="$1" '{ if(substr($0, index($0,$2))==LABEL) print substr($1,5,4)}')
+    NUMENTRY=$(efibootmgr | awk -v LABEL="$1" '$0 ~ LABEL { print substr($1,5,4) }')
 fi
 
 [ "$NUMENTRY" == "" ] && return $(ogRaiseError $OG_ERR_NOTFOUND "NVRAM entry '$1'")

client/shared/etc/preinit/otherservices.sh

@@ -7,6 +7,8 @@
 #@date    2012-01-12
 #*/
 
+# Montar efivar filesystem
+isEfiActive && mount -t efivarfs none /sys/firmware/efi/efivars
 
 # Lanzar servicios complementarios del cliente.
 echo "${MSG_OTHERSERVICES:-.}"