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Int 2F/AX=4310h - Helix Netroom RM386 v6.00 - XMS EXTENSIONS -
AX = 4310h
Return: ES:BX - driver entry point (see #02783,#02784,#02785,#02786)
Notes: HIMEM.SYS v2.77 chains to previous handler if AH is not 00h or 10h
HIMEM.SYS requires at least 256 bytes free stack space when calling
the driver entry point
SeeAlso: AX=4300h,AX=4310hXMS,AX=4310hCloaking
(Table 02783)
Call the Netroom RM386 v6.00 Reallocate upper memory block function with:
AH = 80h
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<h2>Int 2F/AX=4310h
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<h3><font color=#C00040>Helix Netroom RM386 v6.00 - XMS EXTENSIONS</font></h3>
<PRE>
AX = 4310h<br>
<p><b>Return:</b><br>ES:BX -> driver entry point (see #02783,#02784,#02785,#02786)
</PRE>
<p><b>Notes:</b>
HIMEM.SYS v2.77 chains to previous handler if AH is not 00h or 10h.
HIMEM.SYS requires at least 256 bytes free stack space when calling
the driver entry point
<p><b>See Also:</b>
<a href="rb-4765.htm" tppabs="http://www.ctyme.com/intr/rb-4765.htm">AX=4300h</a> - <a href="rb-4524.htm" tppabs="http://www.ctyme.com/intr/rb-4524.htm">AX=4310h"XMS"</a> - <a href="rb-4769.htm" tppabs="http://www.ctyme.com/intr/rb-4769.htm">AX=4310h"Cloaking"</a>
<PRE>
<p>
<a name=table2783></a>
(Table 02783)
Call the Netroom RM386 v6.00 "Reallocate upper memory block" function with:.
AH = 80h.
DX = segment address of UMB to resize.
BX = new size of block in paragraphs<br>
<p><b>Return:</b><br>AX = status
0001h success
0000h failure
BL = error code (80h,B0h,B2h) <a href="rb-4768.htm#Table2775" tppabs="http://www.ctyme.com/intr/rb-4768.htm#Table2775">(see #02775)</a>
DX = maximum available size
</PRE>
<p><b>Note:</b>
This function is identical to function 12h
<p><b>See Also:</b>
#02768 - #02784
<PRE>
<p>
<a name=table2784></a>
(Table 02784)
Call the Netroom RM386 v6.00 "re-enable HMA allocation" function with:.
AH = 81h<br>
<p><b>Return:</b><br>AX = 0001h (success)
</PRE>
<p><b>See Also:</b>
#02751 - #02783 - #02785
<PRE>
<p>
<a name=table2785></a>
(Table 02785)
Call the Netroom RM386 v6.00 "Create new UMB entry" function with:.
AH = 83h.
BX = segment of high-memory block.
DX = first page of start of block.
CX = number of consecutive pages in block.
DI = start of UMB in block<br>
<p><b>Return:</b><br>AX = 0001h (success)
DI = segment of first high-DOS block
</PRE>
<p><b>Note:</b>
The new UMB is not linked into the high-memory chain
<p><b>See Also:</b>
#02766 - #02784 - #02786
<PRE>
<p>
<a name=table2786></a>
(Table 02786)
Call the Netroom RM386 v6.00 "Get all XMS handles info" function with:.
AH = 84h.
CX = size of buffer for handle info.
ES:DI -> buffer for handle info <a href="rb-4768.htm#Table2777" tppabs="http://www.ctyme.com/intr/rb-4768.htm#Table2777">(see #02777)</a><br>
<p><b>Return:</b><br>AX = 0001h (success)
DX = current number of allocated XMS handles
</PRE>
<p><b>See Also:</b>
#02785 - #02771
<p>
<b>Category: <a href="cat-024.htm" tppabs="http://www.ctyme.com/intr/cat-024.htm">
Memory Management</a>
- <a href="int-2f-1.htm" tppabs="http://www.ctyme.com/intr/int-2F.htm">
Int 2Fh</a>
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