[<<Previous Entry]
[^^Up^^]
[Next Entry>>]
[Menu]
[About The Guide]
Int 15 Fn C7 - System - Later Ps/2s - Return Memory-map Information [B]
AH = C7h
DS:SI -> user supplied memory map table (see below)
Note: call AH=C0h and examine bit 4 of feature byte 2 to check if this
function is supported
Return: CF set on error, clear if successful
See Also: AH=C0h,AH=C9h,AH=D1h
Format of memory-map table structure:
Offset Size Description
00h WORD length of table (excluding this word)
02h DWORD local memory between 1M and 16M, in 1K blocks
06h DWORD local memory between 16M and 4G, in 1K blocks
0Ah DWORD system memory between 1M and 16M, in 1K blocks
0Eh DWORD system memory between 16M and 4G, in 1K blocks
12h DWORD cacheable memory between 1M and 16M, in 1K blocks
16h DWORD cacheable memory between 16M and 4G, in 1K blocks
1Ah DWORD 1K blocks before start of non-system memory between 1M and 16M
1Eh DWORD 1K blocks before start of non-system memory between 16M and 4G
22h 2 DWORDs reserved
This page created by ng2html v1.05, the Norton guide to HTML conversion utility.
Written by Dave Pearson