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AH = 02h.STACK:
WORD object ID of requestor DWORD pointer to ASCIZ name of requested method "assign" allocate low memory block "assign extended" allocate extended memory pages "assign gdt" allocate GDT selector "paged" allocate low paged memory "paged extended" alllocate extended memory pages "deassign" free memory block "deassign gdt" free GDT selector "getvpage" get physical address for virtual page "setvpage" set physical address for virtual page "info" get VMiX memory usage info block "move" move contents of 32-bit memory "newmcb" make new DOS memory control block "owner" get process ID of MCB or PSP owner "umb" allocate upper memory block "video" toggle system use of video memory and get stat ---if "assign"--- WORD number of objects WORD size in bytes (multiple of 512 bytes) ---if "assign extended"--- WORD number of objects WORD size in bytes (multiple of 4K) ---if "assign gdt"--- WORD access type (low byte) WORD segment size in paragraphs DWORD pointer to start of physical segment ---if "paged"--- WORD number of 512-byte pages ---if "paged extended" WORD number of 4K pages ---if "deassign"--- DWORD pointer returned by previous allocation call ---if "deassign gdt"--- WORD GDT selector ---if "getvpage"--- WORD owner's process ID DWORD pointer to buffer for page structure (struct VPGE) ---if "setvpage"--- WORD owner's process ID DWORD pointer to new page structure (struct VPGE) ---if "info"--- no additional arguments ---if "move" DWORD 32-bit source address DWORD 32-bit destination address WORD number of words to move ---if "newmcb"--- DWORD pointer to new MCB's location WORD size of memory block DWORD pointer to ASCIZ name string (max 8 chars) ---if "owner"--- WORD MCB or PSP segment ---if "umb"--- WORD size in paragraphs ---if "video"--- no additional arguments
Return:
DX:AX -> memory block or VPGE struct or 0000h:0000h
See Also: AH=00h"VMiX" - AH=01h"VMiX"
Category: Other Operating Systems - Int 15h - V
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