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Int 21 Fn 4402 U - Microsoft Emm386.exe V4.45 - Get Memory Manager Infor [m]
AX = 4402h
BX = file handle for device "EMMXXXX0"
CX = size of buffer in bytes (varies, see below)
DS:DX -> buffer for returned data (see below)
first byte must be set on entry to indicate desired data
Return: CF clear if successful
buffer filled
CF set on error
AX = error code (01h,05h,06h,0Dh) (see AH=59h)
Notes: an error is returned if the number of bytes to be read does not match
the number of bytes returned for the specified data item
this function is part of the interface which allows MS Windows to
cooperate with memory managers
See Also: AX=4402h/SF=00h,AX=4402h/SF=01h,AX=4402h/SF=02h,INT 67/AX=FFA5h
Format of data buffer:
Offset Size Description
00h BYTE (call) function
03h get ???
04h get ???
---function 03h---
00h WORD ???
02h WORD ???
---function 04h---
00h WORD segment of UMB containing EMM386 code/data
02h WORD number of paragraphs of EMM386 code/data in UMB
04h WORD ???
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