SPC8106 S-MOS Systems, SPC8106 Datasheet - Page 201

• Manufacturer Part Number: SPC8106
• Description: LCD/CRT VGA CONTROLLER
• Manufacturer: S-MOS Systems

SPC8106
Sub-Function 02h - Read VDIF Block
411-1.0
Return:
All other registers may be destroyed.
Input:
Return:
All other registers may be destroyed.
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CX
DX
ES:DI
AX
BH
CX
ES:DI
AH
AL
BL
CX
DX
ES:DI
AX
BH
CX
ES:DI
= 00h
= 00h
=
=
=
= 4Fh
= 15h
= 02h
= 00h
= 00h
=
=
=
Controller unit number (00 = primary controller).
EDID block number. Zero is the only valid value in version 1.0.
Pointer to the area in which the EDID block (128 bytes) shall be returned.
Status
Unchanged
Unchanged
Pointer to the area in which the EDID block (128 bytes) is returned.
VESA Extension.
VBE/DDC Services.
Read VDIF block.
Controller unit number (00 = primary controller).
VDIF block number (64 byte block).
Pointer to the area in which the VDIF block (64 bytes) shall be returned.
Status
Unchanged
Unchanged
Pointer to the area in which the VDIF block (64 bytes) is returned.
X12-SP-002-03.1
BIOS Functional Specification
SP2-31