I AM Scared Of Bootloaders

[this post has been partially damaged during a server failure on Sunday 11th July 2004, and it has been possible to recover only a part of it]

[this post was finally recovered on 13 October 2018]

I’ve spent the evening looking at bootloader source code (small programs, crucial to every Operating System, which do the first fundamental steps towards loading the kernel, the ‘core’ of the OS). Just to show you quite how scary this stuff is, here’s a snippet of code to “stop the floppy drive motor from spinning”:

mov dx,3F2h
mov al,0
out dx,al