[SeaBIOS] [PATCH] If an int 1587 call is made from an option rom, stay in bigreal mode.

Paul Menzel paulepanter at users.sourceforge.net
Sun Apr 20 01:16:29 CEST 2014

Am Samstag, den 19.04.2014, 12:30 -0400 schrieb Kevin O'Connor:
> Modify the int 1587 handler to check if the POST phase is still
> running.  If it is, use bigreal mode segment limits so that the caller
> remains in bigreal mode when the 1587 handler completes.  This helps
> with SeaVGABIOS' use of "direct" framebuffer accesses (an option rom
> may attempt to display text during its option rom execution which can
> cause SeaVGABIOS to make the int 1587 calls).

Did you experience this or is that just a precaution? If you did
experience this, could you please elaborate what hardware you used and
which Option ROMs were executed?



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