Specifications

D:\D\inter61a\INTERRUP.A Saturday, January 08, 2011 11:31 AM
00h successful
CX = number of bytes to copy
ES:DI -> code for requested function
01h failed
SeeAlso: AX=4F09h,AX=D000h"S3VBE"
(Table 00088)
Values for VESA VBE protected-mode function identifiers:
0001h set bank (see AX=4F05h)
0002h set display start (see AX=4F07h)
0003h set palette (see AX=4F09h)
--------V-104F0BBL00-------------------------
INT 10 - VESA SuperVGA BIOS v3.0 - GET NEAREST PIXEL CLOCK
AX = 4F0Bh
BL = 00h get closest pixel clock
ECX = requested clock frequency in Hz
DX = video mode number
Return: AL = 4Fh if function supported
AH = status
00h successful
ECX = nearest clock rate
01h failed
--------V-104F0B-----------------------------
INT 10 - VESA SuperVGA BIOS - GET VBE/AF v1.0P DEVICE CONTEXT BUFFER
AX = 4F0Bh
BL = subfunction
00h get length of device context buffer
01h initialize device context buffer
ES:DI -> real-mode address of buffer (see #00089)
Return: AL = 4Fh if function supported
AH = status
00h successful
CX = number of bytes required for buffer (if BL=00h on entry)
ES:DI buffer initialized (if BL=01h on entry)
01h failed
Note: this interface description is derived from the draft VBE/AF proposal
(version 1.0P, document revsion 0.12P, dated 13jan95)
SeeAlso: AX=4F00h,AX=4F01h,AX=4F17h
Format of VBE/AF v1.0P Device Context buffer:
Offset Size Description (Table 00089)
-137-
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