Int 2F/AX=1684h/BX=2925h

MS Windows - EDOS - GET API ENTRY POINT

AX = 1684h
BX = 2925h (virtual device ID for EDOS device) (see #02642)
ES:DI = 0000h:0000h

Return:
ES:DI -> VxD API entry point (see #02699)
0000h:0000h if the VxD does not support an API


(Table 02699)
Call EDOS entry point with:
AX = 0000h get EDOS version number
Return:
AH = major version
AL = minor version.
AX = 0001h display message
CX = 0
DX:BX -> ASCIZ Message.
AX = 0002h get EDOS error coded
Return:
EAX = time in milliseconds that Windows has been running.
AX = 0003h execute windows program
Return:
EAX = cumulative amount of time the virtual machine has
been active, in milliseconds.
AX = 0008h get/set priority
BX = 0000h??? foreground
0001h background
DI = 0000h get
0001h set
DX = priority setting
Return:
CX = foreground priority
DX = background priority
BX:AX = flags
00000001h exclusive ON
00000010h background ON
SI = CPU percentage

Category: Windows - Int 2Fh - M

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