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<h1>fdc.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 _FDC_H</span>
00025 <span class="preprocessor"></span><span class="preprocessor">#define _FDC_H</span>
00026 <span class="preprocessor"></span>
00027 <span class="preprocessor">#include <ubixos/types.h></span>
00028
00029 <span class="keyword">typedef</span> <span class="keyword">struct </span>DrvGeom {
00030 byte heads;
00031 byte tracks;
00032 byte spt;
00033 } drvGeom;
00034
00035
00036 <span class="preprocessor">#define fdcMsr (0x3f4)</span>
00037 <span class="preprocessor"></span><span class="preprocessor">#define fdcData (0x3f5)</span>
00038 <span class="preprocessor"></span><span class="preprocessor">#define fdcDir (0x3f7)</span>
00039 <span class="preprocessor"></span><span class="preprocessor">#define fdcCcr (0x3f7)</span>
00040 <span class="preprocessor"></span><span class="preprocessor">#define fdcDor (0x3f2)</span>
00041 <span class="preprocessor"></span><span class="preprocessor">#define fdcDrs (0x3f4)</span>
00042 <span class="preprocessor"></span>
00043 <span class="preprocessor">#define cmdWrite (0xc5)</span>
00044 <span class="preprocessor"></span><span class="preprocessor">#define cmdRead (0xe6)</span>
00045 <span class="preprocessor"></span><span class="preprocessor">#define cmdSeek (0x0f)</span>
00046 <span class="preprocessor"></span><span class="preprocessor">#define cmdSensei (0x08)</span>
00047 <span class="preprocessor"></span><span class="preprocessor">#define cmdRecal (0x07)</span>
00048 <span class="preprocessor"></span><span class="preprocessor">#define cmdSpecify (0x03)</span>
00049 <span class="preprocessor"></span>
00050 <span class="preprocessor">#define dg144Heads 2 </span><span class="comment">/* heads per drive (1.44M) */</span>
00051 <span class="preprocessor">#define dg144Tracks 80</span>
00052 <span class="preprocessor"></span><span class="preprocessor">#define dg144Spt 18</span>
00053 <span class="preprocessor"></span><span class="preprocessor">#define dg144Gap3rw 0x1b</span>
00054 <span class="preprocessor"></span><span class="preprocessor">#define dg168Gap3rw 0x1c</span>
00055 <span class="preprocessor"></span>
00056
00057
00058 <span class="keywordtype">void</span> fdcInit();
00059 <span class="keywordtype">void</span> floppyIsr();
00060 <span class="keywordtype">void</span> floppyIsrhndlr();
00061 <span class="keywordtype">void</span> sendByte(<span class="keywordtype">int</span> byte);
00062 <span class="keywordtype">int</span> getByte();
00063 <span class="keywordtype">bool</span> fdcRw(<span class="keywordtype">int</span> block,byte *blockBuffer,<span class="keywordtype">bool</span> read,<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> numSectors);
00064 <span class="keywordtype">void</span> block2Hts(<span class="keywordtype">int</span> block,<span class="keywordtype">int</span> *head,<span class="keywordtype">int</span> *track,<span class="keywordtype">int</span> *sector);
00065 <span class="keywordtype">void</span> motorOn(<span class="keywordtype">void</span>);
00066 <span class="keywordtype">void</span> motorOff(<span class="keywordtype">void</span>);
00067 <span class="keywordtype">bool</span> seek(<span class="keywordtype">int</span> track);
00068 <span class="keywordtype">bool</span> waitFdc(<span class="keywordtype">bool</span> sensei);
00069 <span class="keywordtype">int</span> getByte();
00070 <span class="keywordtype">void</span> sendByte(<span class="keywordtype">int</span> byte);
00071 <span class="keywordtype">void</span> recalibrate(<span class="keywordtype">void</span>);
00072 <span class="keywordtype">void</span> reset(<span class="keywordtype">void</span>);
00073 <span class="keywordtype">bool</span> writeBlock(<span class="keywordtype">int</span> block,byte *blockBuffer, <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> numSectors);
00074 <span class="keywordtype">bool</span> readBlock(<span class="keywordtype">int</span> block,byte *blockBuffer, <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> numSectors);
00075 <span class="keywordtype">void</span> fdcWrite(<span class="keywordtype">void</span> *info,<span class="keywordtype">void</span> *,uInt32 startSector,uInt32 sectorCount);
00076 <span class="keywordtype">void</span> fdcRead(<span class="keywordtype">void</span> *info,<span class="keywordtype">void</span> *,uInt32 startSector,uInt32 sectorCount);
00077
00078 <span class="preprocessor">#endif</span>
00079 <span class="preprocessor"></span>
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