Int 31/AX=050Bh

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DPMI 1.0+ - GET MEMORY INFORMATION

AX = 050Bh
ES:(E)DI -> 128-byte buffer for memory information (see #03157)

Return:
CF clear if successful CF set on error (DPMI 0.9 only)

Note: 16-bit programs use ES:DI, 32-bit programs must use ES:EDI

See Also: AX=0500h

Format of DPMI memory information: Offset Size Description (Table 03157) 00h DWORD total allocated bytes of physical memory controlled by host 04h DWORD total allocated bytes of virtual memory controlled by host 08h DWORD total available bytes of virtual memory controlled by host 0Ch DWORD total allocated bytes of virtual memory for curr virtual mach 10h DWORD total available bytes of virtual memory for curr virtual mach 14h DWORD total allocated bytes of virtual memory for current client 18h DWORD total available bytes of virtual memory for current client 1Ch DWORD total locked bytes for current client 20h DWORD maximum locked bytes for current client 24h DWORD highest linear address available to current client 28h DWORD largest available memory block in bytes 2Ch DWORD minimum allocation unit in bytes 30h DWORD allocation alignment unit size in bytes 34h 76 BYTEs reserved (00h)

Category: DOS Extenders - Int 31h - D

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