problemi a mettere grub su floppy

[MArco <linediconsine@yahoo.it>]

Ciao a tutti ! stò cercando di mettere grub su floppy (è già installato 
e funzia sul hda)
Ricevo l'errore che segue, qualche consiglio?


Grazie !

Marco


---------------------------------------------------------------------------------------
debian:/home/marco# grub-install fd0


   GNU GRUB  version 0.95  (640K lower / 3072K upper memory)

[ Minimal BASH-like line editing is supported.  For the first word, TAB
  lists possible command completions.  Anywhere else TAB lists the possible
  completions of a device/filename. ]
grub> root (hd0,4)
Filesystem type is ext2fs, partition type 0x83
grub> setup  --stage2=/boot/grub/stage2 --prefix=/boot/grub (fd0)
Checking if "/boot/grub/stage1" exists... yes
Checking if "/boot/grub/stage2" exists... yes
Checking if "/boot/grub/e2fs_stage1_5" exists... yes
Running "embed /boot/grub/e2fs_stage1_5 (fd0)"... failed (this is not 
fatal)
Running "embed /boot/grub/e2fs_stage1_5 (hd0,4)"... failed (this is not 
fatal)
Running "install --stage2=/boot/grub/stage2 /boot/grub/stage1 d (fd0) 
/boot/grub/stage2 p /boot/grub/menu.lst "... failed

Error 21: Selected disk does not exist
grub> quit
-------------------------------------------------------------------------------------



oppure


------------------------------------------------------------------------------
debian:/home/marco# grub-install /dev/fd0
/dev/fd0 does not have any corresponding BIOS drive.
------------------------------------------------------------------------------