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Int 10 Fn 5F - Chips & Technologies Extended BIOS - Save/restore SuperVG [V]
AH = 5Fh
AL = subfunction
90h determine size of save buffer
91h save state
92h restore state
CX = state mask (see below)
ES:BX -> save buffer (subfunctions 91h,92h only)
Return: AL = 5Fh if function supported
---subfunction 90h---
BX = number of 64-byte blocks required
---subfunction 92h---
buffer at ES:BX filled
See Also: AH=1Ch,AX=5F03h
Bitfields for state mask:
bit 0 video hardware
bit 1 BIOS data state
bit 2 DAC state
bit 15 type (0 all state info, 1 SuperVGA state only)
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