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<TITLE>Int 4B/AX=8109h/DX=0000h
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Int 4B/AX=8109h/DX=0000h - Virtual DMA Specification - COPY INTO DMA BUFFER -
AX = 8109h
DX = 0000h
ES:DI - DMA descriptor structure (see #03221,#03222) with buffer ID,
region segment/offset, and region size fields set
BX:CX = starting offset into DMA buffer
Return: CF clear if successful
CF set on error
AL = error code (see #03218)
BUG: Windows 3.0 Enhanced mode does not correctly interpret the copy count
SeeAlso: AX=810Ah
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<h2>Int 4B/AX=8109h/DX=0000h
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<h3><font color=#C00040>Virtual DMA Specification - COPY INTO DMA BUFFER</font></h3>
<PRE>
AX = 8109h
DX = 0000h
ES:DI -> DMA descriptor structure <a href="javascript:if(confirm('http://www.ctyme.com/intr/rb-0000.htm \n\nThis file was not retrieved by Teleport Pro, because it was unavailable, or its retrieval was aborted, or the project was stopped too soon. \n\nDo you want to open it from the server?'))window.location='http://www.ctyme.com/intr/rb-0000.htm#Table0'" tppabs="http://www.ctyme.com/intr/rb-0000.htm#Table0"></a>(see #03221,#03222) with buffer ID,
region segment/offset, and region size fields set
BX:CX = starting offset into DMA buffer<br>
<p><b>Return:</b><br>CF clear if successful
CF set on error
AL = error code <a href="rb-6262.htm#Table3218" tppabs="http://www.ctyme.com/intr/rb-6262.htm#Table3218">(see #03218)</a>
</PRE>
<p><b>BUG:</b>
Windows 3.0 Enhanced mode does not correctly interpret the copy count
<p><b>See Also:</b>
<a href="rb-6270.htm" tppabs="http://www.ctyme.com/intr/rb-6270.htm">AX=810Ah</a>
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<b>Category: <a href="cat-008.htm" tppabs="http://www.ctyme.com/intr/cat-008.htm">
Disk I/O Enhancements</a>
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Int 4Bh</a>
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