[OpenBIOS] ASM/C and 16/32 bit questions.
nuke at bayside.net
nuke at bayside.net
Wed Feb 18 16:11:44 CET 1998
On Wed, 18 Feb 1998, Adam Wiggins wrote:
>
>
> On Tue, 17 Feb 1998, David Woodhouse wrote:
>
> >
> > We're going to have to provide a standard 16-bit BIOS interface if we want to
> > support DOS and Windows users. There's not a lot of chance of making the BIOS
> > go straight into 32-bit mode and stay there.
>
> This might be a really bad idea but let me know what you think
> anyway :) How about doing a really low level boot loader of some sort so
> if your booting linux it goes into 32bit protected mode early where as if
> you boot dos or win it loads into 16-bit mode with all the int's that are
> needed?
what is so wrong with it just booting 16bit mode? we KNOW we can't force
standards like 32bit BIOS upon the already overwhelming MS crowd
> >
> > I think we want to write most of it in C, with some critical sections in ASM -
> > after http://dwmw2.robinson.cam.ac.uk/devload/ I really don't want to think
> > about large projects written solely in assembly.
> >
> :)
>
>
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