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<TITLE>Int 10/AH=12h/BL=9Ah
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Int 10/AH=12h/BL=9Ah - Cirrus Logic BIOS - GET USER OPTIONS -
AH = 12h
BL = 9Ah
Return: AX = options word 1 (see #00031)
CX = options word 2 (see #00032)
BX,DX reserved
SeeAlso: AH=12h/BL=80h,AH=12h/BL=84h,AH=12h/BL=93h,AH=12h/BL=A0h
SeeAlso: AH=12h/BL=A3h,AH=12h/BL=A4h,#00732 at INT 1A/AX=B102h
Bitfields for Cirrus Logic options word 1:
Bit(s) Description (Table 00031)
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<h2>Int 10/AH=12h/BL=9Ah
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<h3><font color=#C00040>Cirrus Logic BIOS - GET USER OPTIONS</font></h3>
<PRE>
AH = 12h
BL = 9Ah<br>
<p><b>Return:</b><br>AX = options word 1 (see #00031)
CX = options word 2 <a href="rb-0198.htm#Table32" tppabs="http://www.ctyme.com/intr/rb-0198.htm#Table32">(see #00032)</a>
BX,DX reserved
</PRE>
<p><b>See Also:</b>
<a href="rb-0182.htm" tppabs="http://www.ctyme.com/intr/rb-0182.htm">AH=12h/BL=80h</a> - <a href="rb-0186.htm" tppabs="http://www.ctyme.com/intr/rb-0186.htm">AH=12h/BL=84h</a> - <a href="rb-0196.htm" tppabs="http://www.ctyme.com/intr/rb-0196.htm">AH=12h/BL=93h</a> - <a href="rb-0199.htm" tppabs="http://www.ctyme.com/intr/rb-0199.htm"
<p><b>See Also:</b>
<a href="rb-0202.htm" tppabs="http://www.ctyme.com/intr/rb-0202.htm">AH=12h/BL=A3h</a> - <a href="rb-0203.htm" tppabs="http://www.ctyme.com/intr/rb-0203.htm">AH=12h/BL=A4h</a> - #00732 at INT 1A/AX=B102h
<PRE>
<p>
Bitfields for Cirrus Logic options word 1:
<a name=table31></a>
Bit(s) Description (Table 00031)
0,1 reserved
2-4 monitor type
5-6 maximum vertical resolution
7-9 reserved
10 force 8-bit operation
11-13 reserved
14 vertical refresh frequency at 640x480.
=0 60 Hz.
=1 high refresh
15 reserved
</PRE>
<p><b>See Also:</b>
<a href="rb-0204.htm" tppabs="http://www.ctyme.com/intr/rb-0204.htm">AH=12h/BL=AEh</a>
<PRE>
<p>
Bitfields for Cirrus Logic options word 2:
<a name=table32></a>
Bit(s) Description (Table 00032)
15-13 vertical refresh frequency at 1024x768
12-11 vertical refresh frequency at 800x600
10-6 reserved
5-4 vertical refresh frequency at 1280x1024
3-0 reserved
</PRE>
<p><b>See Also:</b>
#00033
<PRE>
<p>
Bitfields for Cirrus Logic Options word 2 (alternate???):
<a name=table33></a>
Bit(s) Description (Table 00033)
15-12 vertical refresh frequency at 1024x768.
0000 43i Hz.
0001 60 Hz.
0010 70 Hz.
0011 72 Hz.
0100 76 Hz.
Other reserved
11-8 vertical refresh frequency at 800x600.
0000 56 Hz.
0001 60 Hz.
0010 72 Hz.
0011 75 Hz.
Other reserved
7-4 maximum vertical resolution.
0000 480 scanlines.
0001 600 scanlines.
0010 768 scanlines.
0011 1024 scanlines.
Other reserved
3-1 vertical refresh frequency at 1280x1024.
000 43i Hz.
001 60 Hz.
010 71.2 Hz (CL-GD5434 rev. E and F).
011 74 Hz (CL-GD5434 rev. E and F).
Other reserved
0 reserved
</PRE>
<p><b>See Also:</b>
#00032
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