Hi there, I'm reading your discussion about building an vgabios... and i discover this link with an vgabios for SiS systems... It could be a good example to start something .... At this moment i'm trying to convert the source from masm to as86 and C... http://openbios.infra.de/archiv/2000-06/0071.html Best Regards, -- Luis André Pacheco http://www.neuralbit.com