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Graphics Interchange Format  |  1996-01-10  |  68KB  |  596x253  |  8-bit (120 colors)
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OCR: Windows Memory Manager (a) INT 2Fh AX=1605h Set device name to "EMMXXXX0". Return mode-switch entry-point address. IOCTL-read "EMMXXXX0" Return physical address of EMM import structure. Call mode-switch entry-point (AX=0) Set CPU to real mode. Windows runs ... (b) Set CPU to real mode Call mode-switch entry-point (AX=1) Setup the EMM import structure. Regain protected mode. INT 2Fh AX=1606h Restore device name. Table 1: Interaction of Windows and memory managers, (a) at Windows startup; (b) at Windows exit.