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<h1>8259.h</h1><div class="fragment"><pre>00001 <span class="comment">/**************************************************************************************</span>
00002 <span class="comment"> Copyright (c) 2002 The UbixOS Project</span>
00003 <span class="comment"> All rights reserved.</span>
00004 <span class="comment"></span>
00005 <span class="comment">Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:</span>
00006 <span class="comment"></span>
00007 <span class="comment">Redistributions of source code must retain the above copyright notice, this list of conditions, the following disclaimer and the list of authors.</span>
00008 <span class="comment">Redistributions in binary form must reproduce the above copyright notice, this list of conditions, the following disclaimer and the list of authors</span>
00009 <span class="comment">in the documentation and/or other materials provided with the distribution. Neither the name of the UbixOS Project nor the names of its</span>
00010 <span class="comment">contributors may be used to endorse or promote products derived from this software without specific prior written permission.</span>
00011 <span class="comment"></span>
00012 <span class="comment">THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED</span>
00013 <span class="comment">WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR</span>
00014 <span class="comment">PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,</span>
00015 <span class="comment">INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE</span>
00016 <span class="comment">GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY</span>
00017 <span class="comment">OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY</span>
00018 <span class="comment">OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.</span>
00019 <span class="comment"></span>
00020 <span class="comment"> $Id$</span>
00021 <span class="comment"></span>
00022 <span class="comment">**************************************************************************************/</span>
00023
00024 <span class="preprocessor">#ifndef _8259_H</span>
00025 <span class="preprocessor"></span><span class="preprocessor">#define _8259_H</span>
00026 <span class="preprocessor"></span>
00027 <span class="preprocessor">#include <ubixos/types.h></span>
00028
00029 <span class="preprocessor">#define mPic 0x20 // I/O for master PIC </span>
00030 <span class="preprocessor"></span><span class="preprocessor">#define mImr 0x21 // I/O for master IMR </span>
00031 <span class="preprocessor"></span><span class="preprocessor">#define sPic 0xA0 // I/O for slave PIC </span>
00032 <span class="preprocessor"></span><span class="preprocessor">#define sImr 0xA1 // I/O for slace IMR </span>
00033 <span class="preprocessor"></span><span class="preprocessor">#define eoi 0x20 // EOI command </span>
00034 <span class="preprocessor"></span><span class="preprocessor">#define icw1 0x11 // Cascade, Edge triggered </span>
00035 <span class="preprocessor"></span><span class="preprocessor">#define icw4 0x01 // 8088 mode </span>
00036 <span class="preprocessor"></span><span class="preprocessor">#define mVec 0x68 // Vector for master </span>
00037 <span class="preprocessor"></span><span class="preprocessor">#define sVec 0x70 // Vector for slave </span>
00038 <span class="preprocessor"></span><span class="preprocessor">#define ocw3Irr 0x0A // Read IRR </span>
00039 <span class="preprocessor"></span><span class="preprocessor">#define ocw3Isr 0x0B // Read ISR </span>
00040 <span class="preprocessor"></span>
00041 <span class="keywordtype">int</span> init8259();
00042 <span class="keywordtype">void</span> irqEnable(uInt16 irqNo);
00043 <span class="keywordtype">void</span> irqDisable(uInt16 irqNo);
00044
00045 <span class="preprocessor">#endif</span>
00046 <span class="preprocessor"></span>
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