--- Comment #19 from Alex Deucher <agd5f@yaho...> 2012-07-30 13:37:42 UTC ---
Where the vbios (video bios) for the discrete card is stored (on a rom on the
board, in the sbios (system bios), etc.). If it's part of the sbios, there's
probably an ACPI method (ROM or ATRM) to access it.