SPC8104 S-MOS Systems, SPC8104 Datasheet - Page 151

• Manufacturer Part Number: SPC8104
• Description: VGA LCD CONTROLLER
• Manufacturer: S-MOS Systems

Appendix E VESA INFORMATION
E.1 VESA Structures
The VBE 1.2 compatible information block has the following structure:
VGAInfoBlock struc
VGAInfoBlock ends
The VBE 2.0 information block has the following structure:
VbeInfoBlock struc
VbeInfoBlock ends
SPC8104
412-1.0
VESASignature
VESAVersion
OEMStringPtr
Capabilities
VideoModePtr
TotalMemory
Reserved
VbeSignature
VbeVersion
OemStringPtr
Capabilities
VideoModePtr
TotalMemory
OemSoftwareRev
OemVendorNamePtr
OemProductNamePtr dd?
OemProductRevPtr
Reserved
OemData
S-MOS Systems, Inc. • Tel: [phone] • Fax: [phone] • http://www.smos.com
db'VESA'; 4 signature bytes
dw102h; VESA version number
dd?
dd?
dd?
dw?
db236 dup (0); Remainder of VGAInfoBlock
db'VESA'; VBE Signature
dw0200h; VBE Version
dd?
db4 dup (?); Capabilities of graphics cont.
dd?
dw?
dw?
dd?
dd?
db222 dup (?); Reserved for VBE implementation scratch
db256 dup (?); Data Area for OEM Strings
; Pointer to OEM string
; capabilities of the video environment
; pointer to supported VESA modes
; Number of 64kb memory blocks on board
; Pointer to OEM String
; Pointer to Video Mode List
; Number of 64kb memory blocks
; Added for VBE 2.0
; VBE implementation Software revision
; Pointer to Vendor Name String
; Pointer to Product Name String
; Pointer to Product Revision String
; area
X15-SP-002-03
BIOS Functional Specification
SP2-45