Int 2F/AX=1684h/BX=003Dh

MS Windows - BIOS VxD - GET API ENTRY POINT

AX = 1684h
BX = 003Dh (virtual device ID for BIOS device) (see #02642)
ES:DI = 0000h:0000h

Return:
ES:DI -> VxD API entry point (see #02680)
0000h:0000h if the VxD does not support API in current mode

See Also: AX=1684h"DEVICE API" - INT 20"Windows"



(Table 02680)
Call BIOS.VXD entry point with:.
AX = function number
0000h get BIOS.VXD version
Return:
CF clear
AH = major version
AL = minor version
0100h ???
Return:
AX = 0000h

Note: Calls CONFIGMG services 804Eh/804Fh 0200h ???

Return:
CF clear if successful
AX = ???
CF set on error
AX = error code???

Note: Invokes VxDcall 00290002h 0300h ???

Return:
CF clear if successful AX = ??? CF set on error AX = error code??? else

Return:
CF set

See Also: #02679 - #02681

Category: Windows - Int 2Fh - M

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