Int E0/CL=B5h

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REAL/32 - MP_MAP - MAP PHYSICAL MEMORY

CL = B5h
DS:DX -> Memory Physical Parameter Block (see #04057)

Return:
AX = status (0000h successful, FFFFh error) may destroy SI,DI,DS

See Also: INT E0/CL=B3h

Format of REAL/32 Memory Physical Parameter Block: Offset Size Description (Table 04057) 00h WORD 4K page number in first megabyte to be mapped 02h WORD number of page to map into above page, or 0000h to unmap 04h WORD window number (0000h, as only one window currently supported) 06h WORD reserved

Note: All users of the system share the window, so applications should not use it for arguments to system calls, attempt to read/write to/from files via the window, etc.

Category: Other Operating Systems - Int E0h - R

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