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study/sabre/os/files/ProtectedMode/DPMI1.0Spec/api/310212.html

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+
+<h2>Set Extended Processor Exception Handler Vector (Protected Mode)
+<img src="../1.0.gif" alt="[1.0]" width=22 height=17></h2>
+
+Sets the address of the client's protected mode handler for
+the specified protected mode exception.<p>
+
+<b>Call With</b><br>
+<img src="r/ax+bl+cx+edx.gif" alt="" width=245 height=59><br>
+
+AX     = 0212H<br>
+BL     = exception/fault number (00H-1FH)<br>
+CX:(E)DX = selector:offset of exception handler<p>
+
+<b>Returns</b><br>
+<img src="r/ax+c.gif" alt="" width=245 height=59><br>
+
+<i>if function successful</i><br>
+Carry flag = clear<p>
+
+<i>if function unsuccessful</i><br>
+Carry flag = set<br>
+AX     = <a href="errors.html">error code</a>
+
+<table border=1 cellspacing=0 cellpadding=4>
+
+<tr><td>8021H</td><td>invalid value (BL not in range 00H-1FH)</td></tr>
+<tr><td>8022H</td><td>invalid selector</td></tr>
+
+</table>
+
+<h2>Notes</h2>
+
+<ul>
+
+<li>DPMI 1.0 clients should use this function in preference to <a
+href="310203.html">Int 31H Function 0203H</a>.<p>
+
+<li>The protected mode exceptions are sent to the protected mode
+handler of the current client.<p>
+
+<li>Refer to the rules for descriptor usage in <a href="../descriptor-rules.html">Appendix D</a>.<p>
+
+</ul>
+
+