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<a class="el" href="dir_897b6a2d7bab147dd1db58381aad3984.html">src</a> » <a class="el" href="dir_832905b1f7f5feaf61a306b40c0ac817.html">sys</a> » <a class="el" href="dir_2f8fc94d4f17c865dd63167e45dee9cf.html">isa</a></div>
<h1>mouse.c</h1><a href="mouse_8c.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*****************************************************************************************</span>
<a name="l00002"></a>00002 <span class="comment"> Copyright (c) 2002 The UbixOS Project</span>
<a name="l00003"></a>00003 <span class="comment"> All rights reserved.</span>
<a name="l00004"></a>00004 <span class="comment"></span>
<a name="l00005"></a>00005 <span class="comment">Redistribution and use in source and binary forms, with or without modification, are</span>
<a name="l00006"></a>00006 <span class="comment">permitted provided that the following conditions are met:</span>
<a name="l00007"></a>00007 <span class="comment"></span>
<a name="l00008"></a>00008 <span class="comment">Redistributions of source code must retain the above copyright notice, this list of</span>
<a name="l00009"></a>00009 <span class="comment">conditions, the following disclaimer and the list of authors. Redistributions in binary</span>
<a name="l00010"></a>00010 <span class="comment">form must reproduce the above copyright notice, this list of conditions, the following</span>
<a name="l00011"></a>00011 <span class="comment">disclaimer and the list of authors in the documentation and/or other materials provided</span>
<a name="l00012"></a>00012 <span class="comment">with the distribution. Neither the name of the UbixOS Project nor the names of its</span>
<a name="l00013"></a>00013 <span class="comment">contributors may be used to endorse or promote products derived from this software</span>
<a name="l00014"></a>00014 <span class="comment">without specific prior written permission.</span>
<a name="l00015"></a>00015 <span class="comment"></span>
<a name="l00016"></a>00016 <span class="comment">THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY</span>
<a name="l00017"></a>00017 <span class="comment">EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF</span>
<a name="l00018"></a>00018 <span class="comment">MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL</span>
<a name="l00019"></a>00019 <span class="comment">THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,</span>
<a name="l00020"></a>00020 <span class="comment">SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT</span>
<a name="l00021"></a>00021 <span class="comment">OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)</span>
<a name="l00022"></a>00022 <span class="comment">HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR</span>
<a name="l00023"></a>00023 <span class="comment">TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS</span>
<a name="l00024"></a>00024 <span class="comment">SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.</span>
<a name="l00025"></a>00025 <span class="comment"></span>
<a name="l00026"></a>00026 <span class="comment"> $Id: mouse_8c-source.html 88 2016-01-12 00:11:29Z reddawg $</span>
<a name="l00027"></a>00027 <span class="comment"></span>
<a name="l00028"></a>00028 <span class="comment">*****************************************************************************************/</span>
<a name="l00029"></a>00029
<a name="l00030"></a>00030 <span class="preprocessor">#include <<a class="code" href="mouse_8h.html">isa/mouse.h</a>></span>
<a name="l00031"></a>00031 <span class="preprocessor">#include <<a class="code" href="8259_8h.html">isa/8259.h</a>></span>
<a name="l00032"></a>00032 <span class="preprocessor">#include <<a class="code" href="idt_8h.html">sys/idt.h</a>></span>
<a name="l00033"></a>00033 <span class="preprocessor">#include <<a class="code" href="gdt_8h.html">sys/gdt.h</a>></span>
<a name="l00034"></a>00034 <span class="preprocessor">#include <<a class="code" href="io_8h.html">sys/io.h</a>></span>
<a name="l00035"></a>00035 <span class="preprocessor">#include <<a class="code" href="kprintf_8h.html">lib/kprintf.h</a>></span>
<a name="l00036"></a>00036 <span class="preprocessor">#include <<a class="code" href="types_8h.html">ubixos/types.h</a>></span>
<a name="l00037"></a>00037
<a name="l00038"></a><a class="code" href="mouse_8c.html#3cef921f56340e940a23cb8039cdfd4c">00038</a> <span class="keyword">static</span> <a class="code" href="types_8h.html#a4e0f27a9aca905e340c06d2dcae843c">uInt8</a> <a class="code" href="mouse_8c.html#3cef921f56340e940a23cb8039cdfd4c">kbdRead</a>() {
<a name="l00039"></a>00039 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> Timeout;
<a name="l00040"></a>00040 <a class="code" href="types_8h.html#a4e0f27a9aca905e340c06d2dcae843c">uInt8</a> Stat, Data;
<a name="l00041"></a>00041
<a name="l00042"></a>00042 <span class="keywordflow">for</span> (Timeout = 50000L; Timeout != 0; Timeout--) {
<a name="l00043"></a>00043 Stat = <a class="code" href="io_8h.html#77b934268de1b3ecdcf3f275413b3108">inportByte</a>(0x64);
<a name="l00044"></a>00044
<a name="l00045"></a>00045 <span class="comment">/* loop until 8042 output buffer full */</span>
<a name="l00046"></a>00046 <span class="keywordflow">if</span> ((Stat & 0x01) != 0)
<a name="l00047"></a>00047 {
<a name="l00048"></a>00048 Data = <a class="code" href="io_8h.html#77b934268de1b3ecdcf3f275413b3108">inportByte</a>(0x60);
<a name="l00049"></a>00049
<a name="l00050"></a>00050 <span class="comment">/* loop if parity error or receive timeout */</span>
<a name="l00051"></a>00051 <span class="keywordflow">if</span>((Stat & 0xC0) == 0)
<a name="l00052"></a>00052 <span class="keywordflow">return</span> Data;
<a name="l00053"></a>00053 }
<a name="l00054"></a>00054 }
<a name="l00055"></a>00055
<a name="l00056"></a>00056 <span class="keywordflow">return</span> -1;
<a name="l00057"></a>00057 }
<a name="l00058"></a>00058
<a name="l00059"></a><a class="code" href="mouse_8c.html#57d9b8c880e86f3c89741cf29602cd73">00059</a> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="mouse_8c.html#57d9b8c880e86f3c89741cf29602cd73">kbdWrite</a>(<a class="code" href="types_8h.html#3b65128d2644e9b80cec9a69bfa7e094">uInt16</a> port,<a class="code" href="types_8h.html#a4e0f27a9aca905e340c06d2dcae843c">uInt8</a> data) {
<a name="l00060"></a>00060 <a class="code" href="types_8h.html#5847ea0262a5aa61eee48cbe95544a78">uInt32</a> timeout;
<a name="l00061"></a>00061 <a class="code" href="types_8h.html#a4e0f27a9aca905e340c06d2dcae843c">uInt8</a> <a class="code" href="structstat.html">stat</a>;
<a name="l00062"></a>00062
<a name="l00063"></a>00063 <span class="keywordflow">for</span> (timeout = 500000L; timeout != 0; timeout--)
<a name="l00064"></a>00064 {
<a name="l00065"></a>00065 stat = <a class="code" href="io_8h.html#77b934268de1b3ecdcf3f275413b3108">inportByte</a>(0x64);
<a name="l00066"></a>00066
<a name="l00067"></a>00067 <span class="keywordflow">if</span> ((stat & 0x02) == 0)
<a name="l00068"></a>00068 <span class="keywordflow">break</span>;
<a name="l00069"></a>00069 }
<a name="l00070"></a>00070
<a name="l00071"></a>00071 <span class="keywordflow">if</span> (timeout != 0)
<a name="l00072"></a>00072 <a class="code" href="io_8h.html#8acc1a06073db2e7b92ffbd00fbd0cf1">outportByte</a>(port, data);
<a name="l00073"></a>00073 }
<a name="l00074"></a>00074
<a name="l00075"></a><a class="code" href="mouse_8c.html#3a404b999a39405486648473efc2aaa4">00075</a> <span class="keyword">static</span> <a class="code" href="types_8h.html#a4e0f27a9aca905e340c06d2dcae843c">uInt8</a> <a class="code" href="mouse_8c.html#3a404b999a39405486648473efc2aaa4">kbdWriteRead</a>(<a class="code" href="types_8h.html#3b65128d2644e9b80cec9a69bfa7e094">uInt16</a> port,<a class="code" href="types_8h.html#a4e0f27a9aca905e340c06d2dcae843c">uInt8</a> data, <span class="keyword">const</span> <span class="keywordtype">char</span>* expect)
<a name="l00076"></a>00076 {
<a name="l00077"></a>00077 <span class="keywordtype">int</span> RetVal;
<a name="l00078"></a>00078
<a name="l00079"></a>00079 <a class="code" href="mouse_8c.html#57d9b8c880e86f3c89741cf29602cd73">kbdWrite</a>(port, data);
<a name="l00080"></a>00080 <span class="keywordflow">for</span> (; *expect; expect++)
<a name="l00081"></a>00081 {
<a name="l00082"></a>00082 RetVal = <a class="code" href="mouse_8c.html#3cef921f56340e940a23cb8039cdfd4c">kbdRead</a>();
<a name="l00083"></a>00083 <span class="keywordflow">if</span> ((<a class="code" href="types_8h.html#a4e0f27a9aca905e340c06d2dcae843c">uInt8</a>) *expect != RetVal)
<a name="l00084"></a>00084 {
<a name="l00085"></a>00085 <span class="keywordflow">return</span> RetVal;
<a name="l00086"></a>00086 }
<a name="l00087"></a>00087 }
<a name="l00088"></a>00088
<a name="l00089"></a>00089 <span class="keywordflow">return</span> 0;
<a name="l00090"></a>00090 }
<a name="l00091"></a>00091
<a name="l00092"></a>00092
<a name="l00093"></a>00093
<a name="l00094"></a><a class="code" href="mouse_8c.html#ddd388f29d13c841d76dbab30cdfa756">00094</a> <span class="keywordtype">int</span> <a class="code" href="mouse_8h.html#ddd388f29d13c841d76dbab30cdfa756">mouseInit</a>() {
<a name="l00095"></a>00095 <span class="keyword">static</span> <a class="code" href="types_8h.html#a4e0f27a9aca905e340c06d2dcae843c">uInt8</a> s1[] = { 0xF3, 0xC8, 0xF3, 0x64, 0xF3, 0x50, 0 };
<a name="l00096"></a>00096 <span class="keyword">static</span> <a class="code" href="types_8h.html#a4e0f27a9aca905e340c06d2dcae843c">uInt8</a> s2[] = { 0xF6, 0xE6, 0xF4, 0xF3, 0x64, 0xE8, 0x03, 0 };
<a name="l00097"></a>00097 <span class="keyword">const</span> <a class="code" href="types_8h.html#a4e0f27a9aca905e340c06d2dcae843c">uInt8</a>* ch;
<a name="l00098"></a>00098 <a class="code" href="types_8h.html#3832cc814f0e7129add9a1cf7201c7ca">Int8</a> cmd = 0x0;
<a name="l00099"></a>00099
<a name="l00100"></a>00100 <a class="code" href="mouse_8c.html#57d9b8c880e86f3c89741cf29602cd73">kbdWrite</a>(0x64,0xA8);
<a name="l00101"></a>00101 <span class="keywordflow">for</span> (ch = s1; *ch; ch++) {
<a name="l00102"></a>00102 <a class="code" href="mouse_8c.html#57d9b8c880e86f3c89741cf29602cd73">kbdWrite</a>(0x64, 0xD4);
<a name="l00103"></a>00103 <a class="code" href="mouse_8c.html#3a404b999a39405486648473efc2aaa4">kbdWriteRead</a>(0x60, *ch,<span class="stringliteral">"\xFA"</span>);
<a name="l00104"></a>00104 }
<a name="l00105"></a>00105 <span class="keywordflow">for</span> (ch = s2; *ch; ch++) {
<a name="l00106"></a>00106 <a class="code" href="mouse_8c.html#57d9b8c880e86f3c89741cf29602cd73">kbdWrite</a>(0x64, 0xD4);
<a name="l00107"></a>00107 <a class="code" href="mouse_8c.html#3a404b999a39405486648473efc2aaa4">kbdWriteRead</a>(0x60, *ch,<span class="stringliteral">"\xFA"</span>);
<a name="l00108"></a>00108 }
<a name="l00109"></a>00109 <a class="code" href="mouse_8c.html#57d9b8c880e86f3c89741cf29602cd73">kbdWrite</a>(0x64,0xD4);
<a name="l00110"></a>00110 <span class="keywordflow">if</span> (<a class="code" href="mouse_8c.html#3a404b999a39405486648473efc2aaa4">kbdWriteRead</a>(0x60,0xF2,<span class="stringliteral">"\xFA"</span>) != 0x0) {
<a name="l00111"></a>00111 <a class="code" href="kprint_8h.html#b2761bdf0cca73ad0fb5880895210cd8">kprintf</a>(<span class="stringliteral">"Error With Mouse\n"</span>);
<a name="l00112"></a>00112 }
<a name="l00113"></a>00113 cmd = <a class="code" href="mouse_8c.html#3cef921f56340e940a23cb8039cdfd4c">kbdRead</a>();
<a name="l00114"></a>00114 <a class="code" href="kprint_8h.html#b2761bdf0cca73ad0fb5880895210cd8">kprintf</a>(<span class="stringliteral">"CMD: [0x%X]\n"</span>,cmd);
<a name="l00115"></a>00115 <a class="code" href="mouse_8c.html#57d9b8c880e86f3c89741cf29602cd73">kbdWrite</a>(0x64, 0xD4);
<a name="l00116"></a>00116 <a class="code" href="mouse_8c.html#3a404b999a39405486648473efc2aaa4">kbdWriteRead</a>(0x60, 0xF4,<span class="stringliteral">"\xFA"</span>);
<a name="l00117"></a>00117
<a name="l00118"></a>00118 <a class="code" href="idt_8h.html#174a47ed653fc64fff6b5bb1b895c2cf">setVector</a>(&<a class="code" href="mouse_8h.html#589718a005c965a29093980c1bdb62e1">mouseISR</a>, <a class="code" href="8259_8h.html#7d84962c1a1c225344a94545309f92fc">mVec</a>+12, <a class="code" href="gdt_8h.html#be5eb76416aff1d9114e1cdb8b0797fe">dPresent</a> + <a class="code" href="gdt_8h.html#7eb6dc7004c613df58764da5df7d85d8">dInt</a> + <a class="code" href="gdt_8h.html#2e29d1e158d5e81dc70dfae75f17d7f4">dDpl3</a>);
<a name="l00119"></a>00119
<a name="l00120"></a>00120 <a class="code" href="io_8h.html#8acc1a06073db2e7b92ffbd00fbd0cf1">outportByte</a>(<a class="code" href="8259_8h.html#0195451428bc646f820202dc15f25d9f">mPic</a>, <a class="code" href="8259_8h.html#417bb9e0e5c2751570faf6d7b848f977">eoi</a>);
<a name="l00121"></a>00121 <a class="code" href="io_8h.html#8acc1a06073db2e7b92ffbd00fbd0cf1">outportByte</a>(<a class="code" href="8259_8h.html#7d4efc593ecc4ace3d92e1f4ee919b99">sPic</a>, <a class="code" href="8259_8h.html#417bb9e0e5c2751570faf6d7b848f977">eoi</a>);
<a name="l00122"></a>00122 <a class="code" href="8259_8h.html#0ac079c4d770f02e505f4d8569a6960a">irqEnable</a>(12);
<a name="l00123"></a>00123 <a class="code" href="io_8h.html#8acc1a06073db2e7b92ffbd00fbd0cf1">outportByte</a>(<a class="code" href="8259_8h.html#0195451428bc646f820202dc15f25d9f">mPic</a>, <a class="code" href="8259_8h.html#417bb9e0e5c2751570faf6d7b848f977">eoi</a>);
<a name="l00124"></a>00124 <a class="code" href="io_8h.html#8acc1a06073db2e7b92ffbd00fbd0cf1">outportByte</a>(<a class="code" href="8259_8h.html#7d4efc593ecc4ace3d92e1f4ee919b99">sPic</a>, <a class="code" href="8259_8h.html#417bb9e0e5c2751570faf6d7b848f977">eoi</a>);
<a name="l00125"></a>00125
<a name="l00126"></a>00126 <a class="code" href="kprint_8h.html#b2761bdf0cca73ad0fb5880895210cd8">kprintf</a>(<span class="stringliteral">"psm0 - Address: [0x%X]\n"</span>,&<a class="code" href="mouse_8h.html#589718a005c965a29093980c1bdb62e1">mouseISR</a>);
<a name="l00127"></a>00127
<a name="l00128"></a>00128 <span class="comment">/* Return so we know everything went well */</span>
<a name="l00129"></a>00129 <span class="keywordflow">return</span>(0x0);
<a name="l00130"></a>00130 }
<a name="l00131"></a>00131
<a name="l00132"></a>00132 <span class="keyword">asm</span>(
<a name="l00133"></a>00133 <span class="stringliteral">".globl mouseISR \n"</span>
<a name="l00134"></a>00134 <span class="stringliteral">"mouseISR: \n"</span>
<a name="l00135"></a>00135 <span class="stringliteral">" pusha \n"</span> <span class="comment">/* Save all registers */</span>
<a name="l00136"></a>00136 <span class="stringliteral">" call mouseHandler \n"</span>
<a name="l00137"></a>00137 <span class="stringliteral">" popa \n"</span>
<a name="l00138"></a>00138 <span class="stringliteral">" iret \n"</span> <span class="comment">/* Exit interrupt */</span>
<a name="l00139"></a>00139 );
<a name="l00140"></a>00140
<a name="l00141"></a><a class="code" href="mouse_8c.html#db1403c2c7c25ea9b2826c504f8eb502">00141</a> <span class="keywordtype">void</span> <a class="code" href="mouse_8h.html#db1403c2c7c25ea9b2826c504f8eb502">mouseHandler</a>() {
<a name="l00142"></a>00142 <a class="code" href="kprint_8h.html#b2761bdf0cca73ad0fb5880895210cd8">kprintf</a>(<span class="stringliteral">"MOUSE!!!\n"</span>);
<a name="l00143"></a>00143
<a name="l00144"></a>00144 <a class="code" href="io_8h.html#8acc1a06073db2e7b92ffbd00fbd0cf1">outportByte</a>(<a class="code" href="8259_8h.html#0195451428bc646f820202dc15f25d9f">mPic</a>, <a class="code" href="8259_8h.html#417bb9e0e5c2751570faf6d7b848f977">eoi</a>);
<a name="l00145"></a>00145 <a class="code" href="io_8h.html#8acc1a06073db2e7b92ffbd00fbd0cf1">outportByte</a>(<a class="code" href="8259_8h.html#7d4efc593ecc4ace3d92e1f4ee919b99">sPic</a>, <a class="code" href="8259_8h.html#417bb9e0e5c2751570faf6d7b848f977">eoi</a>);
<a name="l00146"></a>00146 <span class="comment">/* Return */</span>
<a name="l00147"></a>00147 <span class="keywordflow">return</span>;
<a name="l00148"></a>00148 }
<a name="l00149"></a>00149
<a name="l00150"></a>00150 <span class="comment">/***</span>
<a name="l00151"></a>00151 <span class="comment"> $Log: mouse_8c-source.html,v $
<a name="l00151"></a>00151 <span class="comment"> Revision 1.7 2006/12/15 17:47:06 reddawg
<a name="l00151"></a>00151 <span class="comment"> Updates
<a name="l00151"></a>00151 <span class="comment"></span>
<a name="l00152"></a>00152 <span class="comment"> Revision 1.1.1.1 2006/06/01 12:46:12 reddawg</span>
<a name="l00153"></a>00153 <span class="comment"> ubix2</span>
<a name="l00154"></a>00154 <span class="comment"></span>
<a name="l00155"></a>00155 <span class="comment"> Revision 1.2 2005/10/12 00:13:37 reddawg</span>
<a name="l00156"></a>00156 <span class="comment"> Removed</span>
<a name="l00157"></a>00157 <span class="comment"></span>
<a name="l00158"></a>00158 <span class="comment"> Revision 1.1.1.1 2005/09/26 17:24:02 reddawg</span>
<a name="l00159"></a>00159 <span class="comment"> no message</span>
<a name="l00160"></a>00160 <span class="comment"></span>
<a name="l00161"></a>00161 <span class="comment"> Revision 1.3 2004/09/07 21:54:38 reddawg</span>
<a name="l00162"></a>00162 <span class="comment"> ok reverted back to old scheduling for now....</span>
<a name="l00163"></a>00163 <span class="comment"></span>
<a name="l00164"></a>00164 <span class="comment"> Revision 1.2 2004/09/06 15:13:25 reddawg</span>
<a name="l00165"></a>00165 <span class="comment"> Last commit before FreeBSD 6.0</span>
<a name="l00166"></a>00166 <span class="comment"></span>
<a name="l00167"></a>00167 <span class="comment"> Revision 1.1 2004/06/04 10:20:53 reddawg</span>
<a name="l00168"></a>00168 <span class="comment"> mouse drive: fixed a few bugs works a bit better now</span>
<a name="l00169"></a>00169 <span class="comment"></span>
<a name="l00170"></a>00170 <span class="comment"> END</span>
<a name="l00171"></a>00171 <span class="comment"> ***/</span>
<a name="l00172"></a>00172
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