[LinuxBIOS] reliable boot loader
Peter Stuge
stuge-linuxbios at cdy.org
Fri Mar 30 18:10:56 CEST 2007
On Fri, Mar 30, 2007 at 11:49:18AM -0400, joe at smittys.pointclark.net wrote:
> http://freshmeat.net/projects/nuni/
>
> It is a bios independent bootloader
Not really..
--8<-- nunimbr.asm
start
iobase equ start-8 ;overlay some variables
ext_start equ start-4
mov AH,2 ;check for shift, ctrl, or alt
int 0x16
and AL,0xF
jz f1 ;use default if none pressed
prompt ;errors jump to command prompt
call Input
-->8--
It uses BIOS interrupt services to read and write characters.
While the code is trivial and easy enough to replace with serial io
nuni is in no way completely independent of a BIOS.
//Peter
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