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can u call bios functions from protected mode(i.e. 16H al=00

Posted: Thu Apr 10, 2003 11:00 pm
by echristian
Is calling bios interupts any different in protected mode?

RE:can u call bios functions from protected mode(i.e. 16H al

Posted: Fri Apr 11, 2003 11:00 pm
by carbonBased
yeah.  You can't do it.

Look into vm86 mode, or write your own routines... the keyboard is especially easy to interface.  Just look for examples of a protected mode ISR.

Cheers,
Jeff