Updating BIOS

[Ralf Mardorf]

On Thu, 6 Feb 2020 20:54:26 +0100, Ralf Mardorf wrote:
>On Thu, 6 Feb 2020 11:24:48 -0800, Martin Glazer wrote:
>>Freedoms is the correct program. I use it. Good luck  
>
>FreeDOS probably was required to update a PC BIOS, the time when I
>didn't use a PC, but a C64 or Atari ST. IOW that was a long, long time
>ago. I'm not aware of any 64 bit architecture PC, that requires
>more than a FAT 32 formatted device, to update the BIOS or UEFI thingy.
>IIRC I even updated a decades old 32 bit machine, just by using a FAT
>32 partition. That time the computer just supported PATA (IDE), no SATA
>and I still used a floppy disk for some purposes. AFAIK updates on even
>relatively aged machines doesn't require an operating sytsem at all, it
>could be done by the BIOS and a FAT 32 partitioned device. It's just
>important to read the vendor's hints. Sometimes updating from a very
>old release to the latest release might brick the machine, it might
>be required to upgrade from one release to another and IIRC sometimes
>it could be impossible to downgrade, if an upgrade should suffer from a
>regression.

FreeDOS is not a program, it's an operating system.
For my Atari ST's 80286 hardware emulator I used DR-DOS
[ https://i.imgur.com/lx5pucp.jpg ].