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oldlinux-files/docs/interrupts/int-html/rb-0643.htm
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<TITLE>Int 13/AH=18h
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Int 13/AH=18h - DISK - SET MEDIA TYPE FOR FORMAT (AT model 3x9,XT2,XT286,PS) -
AH = 18h
DL = drive number
CH = lower 8 bits of highest cylinder number (number of cylinders - 1)
CL = sectors per track (bits 0-5)
top 2 bits of highest cylinder number (bits 6,7)
Return: AH = status
00h requested combination supported
01h function not available
0Ch not supported or drive type unknown
80h there is no disk in the drive
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<h2>Int 13/AH=18h
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<h3><font color=#C00040>DISK - SET MEDIA TYPE FOR FORMAT (AT model 3x9,XT2,XT286,PS)</font></h3>
<PRE>
AH = 18h
DL = drive number
CH = lower 8 bits of highest cylinder number (number of cylinders - 1)
CL = sectors per track (bits 0-5)
top 2 bits of highest cylinder number (bits 6,7)<br>
<p><b>Return:</b><br>AH = status
00h requested combination supported
01h function not available
0Ch not supported or drive type unknown
80h there is no disk in the drive
ES:DI -> 11-byte parameter table <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 #01264 at INT 1E)
</PRE>
<p><b>Note:</b>
This function does not set the INT 1E vector to point at the returned
parameter table; it is the caller's responsibility to do so
<p><b>See Also:</b>
<a href="rb-0610.htm" tppabs="http://www.ctyme.com/intr/rb-0610.htm">AH=05h</a> - <a href="rb-0618.htm" tppabs="http://www.ctyme.com/intr/rb-0618.htm">AH=07h</a> - <a href="rb-0641.htm" tppabs="http://www.ctyme.com/intr/rb-0641.htm">AH=17h</a> - <a href="rb-2445.htm" tppabs="http://www.ctyme.com/intr/rb-2445.htm">INT 1E</a>
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<b>Category: <a href="cat-003.htm" tppabs="http://www.ctyme.com/intr/cat-003.htm">
Bios</a>
- <a href="int-13.htm" tppabs="http://www.ctyme.com/intr/int-13.htm">
Int 13h</a>
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