peppe@peppe-desktop:~$ sudo update-grub 
Generating grub configuration file ...
Attenzione: Setting GRUB_TIMEOUT to a non-zero value when GRUB_HIDDEN_TIMEOUT is set is no longer supported.
Trovata immagine linux: /boot/vmlinuz-3.13.0-32-generic
Trovata immagine initrd: /boot/initrd.img-3.13.0-32-generic
Found memtest86+ image: /boot/memtest86+.elf
Found memtest86+ image: /boot/memtest86+.bin
Trovato Windows 7 (loader) su /dev/sda1
fatto
peppe@peppe-desktop:~$