Re: [coreboot] About Paging, Realmode and what is going on

[Philipp Stanner]

Am Donnerstag, den 03.08.2017, 12:48 +0000 schrieb Peter Stuge:
> Philipp Stanner wrote:
> > Why would I want to address memory in RM with 32 Bits? I don't see
> > any difference to using PM without Paging enabled.
>
> In a bootloader (after coreboot) you often want to call BIOS
> interrupt services which assume real mode, because that was the
> only mode, when the interrupt services were created.
>
> For coreboot itself, I think there is little if any advantage to big
> real mode.
>
> //Peter

Wait. Coreboot doesn't implement BIOS-Interrupt-Services.
So no payload started by cb should ever try to call BIOS, should it?

And you can't use the 32-Bit-Instructionset anymore, can you?

P.