2 files changed, 34 insertions, 7 deletions
diff --git a/server/tftpboot/grub/default b/server/tftpboot/grub/default
index 44620b6b..30253e26 100644
--- a/server/tftpboot/grub/default
+++ b/server/tftpboot/grub/default
@@ -15,6 +15,15 @@ if [ "$rootGrub" != "" ]; then
 }
 fi
 
+echo "Searching rEFInd"
+search --file --set rootRefind /EFI/refind/shimx64.efi.signed
+if [ "$rootRefind" != "" ]; then
+    menuentry "rEFInd" {
+        root="$rootRefind"
+        chainloader /EFI/refind/shimx64.efi.signed
+}
+fi
+
 echo "Searching Part-01-02"
 search --file --set rootP2 /EFI/Part-01-02/Boot/ogloader.efi
 if [ "$rootP2" != "" ]; then
diff --git a/server/tftpboot/grub/templates/00unknown b/server/tftpboot/grub/templates/00unknown
index 628cddba..efd70778 100644
--- a/server/tftpboot/grub/templates/00unknown
+++ b/server/tftpboot/grub/templates/00unknown
@@ -3,16 +3,21 @@
 # Arranque por defecto en OpenGnsys
 # Busca cargadores existentes por orden de prioridad y
 #    muestra menú con las opciones
-set default=0
+# Si no existe ningún cargador de arranque muestra mensaje de error.
+set timeout=30
 
-menuentry 'ogLive' {
-    set ISODIR=ogLive
-    linux (tftp)/$ISODIR/ogvmlinuz ro boot=oginit quiet splash vga=788 irqpoll acpi=on og2nd=sqfs ogprotocol=smb ogactiveadmin=false ogdebug=false ogtmpfs=15 oglivedir=$ISODIR INFOHOST
-    initrd (tftp)/$ISODIR/oginitrd.img
-    boot
+set detectado='no'
+# Compruebo si existen distintos cargadores.
+echo "Searching Grub"
+search --file --set rootGrub /EFI/grub/Boot/grubx64.efi
+if [ "$rootGrub" != "" ]; then
+    set detectado='si'
+    menuentry "Grub" {
+        root="$rootGrub"
+        chainloader /EFI/grub/Boot/grubx64.efi
 }
+fi
 
-# Compruebo si existen distintos cargadores.
 echo "Searching rEFInd"
 search --file --set rootRefind /EFI/refind/shimx64.efi.signed
 if [ "$rootRefind" != "" ]; then
@@ -25,6 +30,7 @@ fi
 echo "Searching Part-01-02"
 search --file --set rootP2 /EFI/Part-01-02/Boot/ogloader.efi
 if [ "$rootP2" != "" ]; then
+    set detectado='si'
     menuentry "Part-01-02" {
         root="$rootP2"
         chainloader /EFI/Part-01-02/Boot/ogloader.efi
@@ -34,6 +40,7 @@ fi
 echo "Searching Part-01-03"
 search --file --set rootP3 /EFI/Part-01-03/Boot/ogloader.efi
 if [ "$rootP3" != "" ]; then
+    set detectado='si'
     menuentry "Part-01-03" {
         root="$rootP3"
         chainloader /EFI/Part-01-03/Boot/ogloader.efi
@@ -43,6 +50,7 @@ fi
 echo "Searching Microsoft"
 search --file --set rootMS /EFI/Microsoft/Boot/bootmgfw.efi
 if [ "$rootMS" != "" ]; then
+    set detectado='si'
     menuentry "Microsoft" {
         root="$rootMS"
         chainloader /EFI/Microsoft/Boot/bootmgfw.efi
@@ -52,8 +60,18 @@ fi
 echo "Searching Ubuntu"
 search --file --set rootUb /EFI/ubuntu/grubx64.efi
 if [ "$rootUb" != "" ]; then
+    set detectado='si'
     menuentry "Ubuntu"
         root="$rootUb"
         chainloader /EFI/ubuntu/grubx64.efi
     }
 fi
+
+
+# Si no hay ningún sistema operativo muestro mensaje.
+if [ $detectado == 'no' ]; then
+    menuentry "OpenGnsys no ha detectado ningún sistema operativo" {
+        # para evitar mensajes de error.
+        set root="(hd0,gpt1)"
+    }
+fi