<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<meta name="generator" content="Doxygen 1.8.16"/>
<meta name="viewport" content="width=device-width, initial-scale=1"/>
<title>UbixOS: sys/dma.c File Reference</title>
<link href="../../tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="../../jquery.js"></script>
<script type="text/javascript" src="../../dynsections.js"></script>
<link href="../../navtree.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="../../resize.js"></script>
<script type="text/javascript" src="../../navtreedata.js"></script>
<script type="text/javascript" src="../../navtree.js"></script>
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */
$(document).ready(initResizable);
/* @license-end */</script>
<link href="../../doxygen.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
<tbody>
<tr style="height: 56px;">
<td id="projectalign" style="padding-left: 0.5em;">
<div id="projectname">UbixOS
 <span id="projectnumber">2.0</span>
</div>
</td>
</tr>
</tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.8.16 -->
<script type="text/javascript" src="../../menudata.js"></script>
<script type="text/javascript" src="../../menu.js"></script>
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */
$(function() {
initMenu('../../',false,false,'search.php','Search');
});
/* @license-end */</script>
<div id="main-nav"></div>
</div><!-- top -->
<div id="side-nav" class="ui-resizable side-nav-resizable">
<div id="nav-tree">
<div id="nav-tree-contents">
<div id="nav-sync" class="sync"></div>
</div>
</div>
<div id="splitbar" style="-moz-user-select:none;"
class="ui-resizable-handle">
</div>
</div>
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */
$(document).ready(function(){initNavTree('d8/d51/dma_8c.html','../../');});
/* @license-end */
</script>
<div id="doc-content">
<div class="header">
<div class="summary">
<a href="#define-members">Macros</a> |
<a href="#func-members">Functions</a> </div>
<div class="headertitle">
<div class="title">dma.c File Reference</div> </div>
</div><!--header-->
<div class="contents">
<div class="textblock"><code>#include <<a class="el" href="../../d9/d95/dma_8h_source.html">sys/dma.h</a>></code><br />
<code>#include <<a class="el" href="../../dc/dac/io_8h_source.html">sys/io.h</a>></code><br />
</div><div class="textblock"><div class="dynheader">
Include dependency graph for dma.c:</div>
<div class="dyncontent">
<div class="center"><img src="../../d8/d6b/dma_8c__incl.png" border="0" usemap="#sys_2dma_8c" alt=""/></div>
<map name="sys_2dma_8c" id="sys_2dma_8c">
<area shape="rect" title=" " alt="" coords="61,5,143,32"/>
<area shape="rect" href="../../d9/d95/dma_8h.html" title=" " alt="" coords="11,80,94,107"/>
<area shape="rect" href="../../dc/dac/io_8h.html" title=" " alt="" coords="119,80,187,107"/>
<area shape="rect" href="../../d0/d27/include_2sys_2types_8h.html" title=" " alt="" coords="7,155,98,181"/>
<area shape="rect" href="../../d0/d6f/__types_8h.html" title=" " alt="" coords="167,379,264,405"/>
<area shape="rect" href="../../d9/dab/select_8h.html" title=" " alt="" coords="105,229,198,256"/>
<area shape="rect" href="../../d6/d92/cdefs_8h.html" title=" " alt="" coords="43,304,132,331"/>
<area shape="rect" href="../../d6/d30/__timespec_8h.html" title=" " alt="" coords="156,304,275,331"/>
<area shape="rect" href="../../df/dc5/__timeval_8h.html" title=" " alt="" coords="299,304,404,331"/>
<area shape="rect" href="../../d6/da4/__sigset_8h.html" title=" " alt="" coords="428,304,528,331"/>
</map>
</div>
</div>
<p><a href="../../d8/d51/dma_8c_source.html">Go to the source code of this file.</a></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="define-members"></a>
Macros</h2></td></tr>
<tr class="memitem:ad03cbb59aaf2eea05907807a12936e7f"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d51/dma_8c.html#ad03cbb59aaf2eea05907807a12936e7f">highByte</a>(x)   ((x & 0xFF00) >> 8)</td></tr>
<tr class="separator:ad03cbb59aaf2eea05907807a12936e7f"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a19a055e908717e6f71f285bc5c84ea45"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d51/dma_8c.html#a19a055e908717e6f71f285bc5c84ea45">lowByte</a>(x)   (x & 0x00FF)</td></tr>
<tr class="separator:a19a055e908717e6f71f285bc5c84ea45"><td class="memSeparator" colspan="2"> </td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:ae136d2bd6481a13de8e96f5a583c45eb"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d51/dma_8c.html#ae136d2bd6481a13de8e96f5a583c45eb">_dmaXfer</a> (<a class="el" href="../../dd/d1e/objgfx30_8h.html#aa4e0f27a9aca905e340c06d2dcae843c">uInt8</a> dmaChannel, <a class="el" href="../../dd/d1e/objgfx30_8h.html#aa4e0f27a9aca905e340c06d2dcae843c">uInt8</a> page, <a class="el" href="../../d0/d27/include_2sys_2types_8h.html#a87d141052bcd5ec8a80812a565c70369">uInt</a> offset, <a class="el" href="../../d0/d27/include_2sys_2types_8h.html#a87d141052bcd5ec8a80812a565c70369">uInt</a> length, <a class="el" href="../../dd/d1e/objgfx30_8h.html#aa4e0f27a9aca905e340c06d2dcae843c">uInt8</a> mode)</td></tr>
<tr class="separator:ae136d2bd6481a13de8e96f5a583c45eb"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a79162e5c636d27f92e4e2c7c87bb6e22"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d51/dma_8c.html#a79162e5c636d27f92e4e2c7c87bb6e22">dmaXfer</a> (<a class="el" href="../../d0/d27/include_2sys_2types_8h.html#a2aff71146ab4942b2b38860c749c4074">uint8_t</a> channel, <a class="el" href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a> address, <a class="el" href="../../d0/d27/include_2sys_2types_8h.html#a87d141052bcd5ec8a80812a565c70369">uInt</a> length, <a class="el" href="../../d0/d27/include_2sys_2types_8h.html#a2aff71146ab4942b2b38860c749c4074">uint8_t</a> <a class="el" href="../../d3/d0a/gen__calls_8c.html#a5eff3a25d417fafce7c4f211db219ca2">read</a>)</td></tr>
<tr class="separator:a79162e5c636d27f92e4e2c7c87bb6e22"><td class="memSeparator" colspan="2"> </td></tr>
</table>
<h2 class="groupheader">Macro Definition Documentation</h2>
<a id="ad03cbb59aaf2eea05907807a12936e7f"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ad03cbb59aaf2eea05907807a12936e7f">◆ </a></span>highByte</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">#define highByte</td>
<td>(</td>
<td class="paramtype"> </td>
<td class="paramname">x</td><td>)</td>
<td>   ((x & 0xFF00) >> 8)</td>
</tr>
</table>
</div><div class="memdoc">
<p class="definition">Definition at line <a class="el" href="../../d8/d51/dma_8c_source.html#l00033">33</a> of file <a class="el" href="../../d8/d51/dma_8c_source.html">dma.c</a>.</p>
</div>
</div>
<a id="a19a055e908717e6f71f285bc5c84ea45"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a19a055e908717e6f71f285bc5c84ea45">◆ </a></span>lowByte</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">#define lowByte</td>
<td>(</td>
<td class="paramtype"> </td>
<td class="paramname">x</td><td>)</td>
<td>   (x & 0x00FF)</td>
</tr>
</table>
</div><div class="memdoc">
<p class="definition">Definition at line <a class="el" href="../../d8/d51/dma_8c_source.html#l00032">32</a> of file <a class="el" href="../../d8/d51/dma_8c_source.html">dma.c</a>.</p>
</div>
</div>
<h2 class="groupheader">Function Documentation</h2>
<a id="ae136d2bd6481a13de8e96f5a583c45eb"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ae136d2bd6481a13de8e96f5a583c45eb">◆ </a></span>_dmaXfer()</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">void _dmaXfer </td>
<td>(</td>
<td class="paramtype"><a class="el" href="../../dd/d1e/objgfx30_8h.html#aa4e0f27a9aca905e340c06d2dcae843c">uInt8</a> </td>
<td class="paramname"><em>dmaChannel</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="../../dd/d1e/objgfx30_8h.html#aa4e0f27a9aca905e340c06d2dcae843c">uInt8</a> </td>
<td class="paramname"><em>page</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="../../d0/d27/include_2sys_2types_8h.html#a87d141052bcd5ec8a80812a565c70369">uInt</a> </td>
<td class="paramname"><em>offset</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="../../d0/d27/include_2sys_2types_8h.html#a87d141052bcd5ec8a80812a565c70369">uInt</a> </td>
<td class="paramname"><em>length</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="../../dd/d1e/objgfx30_8h.html#aa4e0f27a9aca905e340c06d2dcae843c">uInt8</a> </td>
<td class="paramname"><em>mode</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p class="definition">Definition at line <a class="el" href="../../d8/d51/dma_8c_source.html#l00057">57</a> of file <a class="el" href="../../d8/d51/dma_8c_source.html">dma.c</a>.</p>
<p class="reference">References <a class="el" href="../../df/d0a/io_8c_source.html#l00072">outportByte()</a>.</p>
<p class="reference">Referenced by <a class="el" href="../../d8/d51/dma_8c_source.html#l00042">dmaXfer()</a>.</p>
<div class="dynheader">
Here is the call graph for this function:</div>
<div class="dyncontent">
<div class="center"><img src="../../d8/d51/dma_8c_ae136d2bd6481a13de8e96f5a583c45eb_cgraph.png" border="0" usemap="#d8/d51/dma_8c_ae136d2bd6481a13de8e96f5a583c45eb_cgraph" alt=""/></div>
<map name="d8/d51/dma_8c_ae136d2bd6481a13de8e96f5a583c45eb_cgraph" id="d8/d51/dma_8c_ae136d2bd6481a13de8e96f5a583c45eb_cgraph">
<area shape="rect" title=" " alt="" coords="5,5,80,32"/>
<area shape="rect" href="../../dc/dac/io_8h.html#a8acc1a06073db2e7b92ffbd00fbd0cf1" title="outputut one byte to specified port" alt="" coords="128,5,217,32"/>
</map>
</div>
</div>
</div>
<a id="a79162e5c636d27f92e4e2c7c87bb6e22"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a79162e5c636d27f92e4e2c7c87bb6e22">◆ </a></span>dmaXfer()</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">void dmaXfer </td>
<td>(</td>
<td class="paramtype"><a class="el" href="../../d0/d27/include_2sys_2types_8h.html#a2aff71146ab4942b2b38860c749c4074">uint8_t</a> </td>
<td class="paramname"><em>channel</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a> </td>
<td class="paramname"><em>address</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="../../d0/d27/include_2sys_2types_8h.html#a87d141052bcd5ec8a80812a565c70369">uInt</a> </td>
<td class="paramname"><em>length</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="../../d0/d27/include_2sys_2types_8h.html#a2aff71146ab4942b2b38860c749c4074">uint8_t</a> </td>
<td class="paramname"><em>read</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p class="definition">Definition at line <a class="el" href="../../d8/d51/dma_8c_source.html#l00042">42</a> of file <a class="el" href="../../d8/d51/dma_8c_source.html">dma.c</a>.</p>
<p class="reference">References <a class="el" href="../../d8/d51/dma_8c_source.html#l00057">_dmaXfer()</a>, and <a class="el" href="../../d3/d0a/gen__calls_8c_source.html#l00100">read()</a>.</p>
<div class="dynheader">
Here is the call graph for this function:</div>
<div class="dyncontent">
<div class="center"><img src="../../d8/d51/dma_8c_a79162e5c636d27f92e4e2c7c87bb6e22_cgraph.png" border="0" usemap="#d8/d51/dma_8c_a79162e5c636d27f92e4e2c7c87bb6e22_cgraph" alt=""/></div>
<map name="d8/d51/dma_8c_a79162e5c636d27f92e4e2c7c87bb6e22_cgraph" id="d8/d51/dma_8c_a79162e5c636d27f92e4e2c7c87bb6e22_cgraph">
<area shape="rect" title=" " alt="" coords="5,31,73,57"/>
<area shape="rect" href="../../d8/d51/dma_8c.html#ae136d2bd6481a13de8e96f5a583c45eb" title=" " alt="" coords="315,5,389,32"/>
<area shape="rect" href="../../de/d9a/gen__calls_8h.html#a5eff3a25d417fafce7c4f211db219ca2" title=" " alt="" coords="121,81,168,108"/>
<area shape="rect" href="../../dc/dac/io_8h.html#a8acc1a06073db2e7b92ffbd00fbd0cf1" title="outputut one byte to specified port" alt="" coords="552,5,641,32"/>
<area shape="rect" href="../../d6/d13/file_8c.html#ac539f57edd90fcd088fd3baa10319166" title=" " alt="" coords="216,56,267,83"/>
<area shape="rect" href="../../d3/df4/descrip_8h.html#a14e228d6e5391a882d3b20ff2466b2ac" title="get pointer to file fd in specified thread" alt="" coords="216,107,267,133"/>
<area shape="rect" href="../../da/d28/kprintf_8h.html#a20b56810edb62a6fe59917015c30848f" title=" " alt="" coords="323,132,381,159"/>
<area shape="rect" href="../../dd/d78/video_8h.html#a5429378b96a24fadfd2d1f8d777eb95a" title=" " alt="" coords="443,81,498,108"/>
<area shape="rect" href="../../df/d87/kprintf_8c.html#a3093cdac4668a4ccffdd7f77270888b7" title=" " alt="" coords="439,132,502,159"/>
<area shape="rect" href="../../da/d28/kprintf_8h.html#a3b4a66bf1f6583e65660f281b6014aa1" title=" " alt="" coords="437,183,504,209"/>
<area shape="rect" href="../../dc/dac/io_8h.html#a77b934268de1b3ecdcf3f275413b3108" title="input one byte from specified port" alt="" coords="556,56,637,83"/>
<area shape="rect" href="../../dd/d71/tty_8h.html#a4f96ccac7e60296ef496008d8cbed0ff" title=" " alt="" coords="565,107,629,133"/>
<area shape="rect" href="../../dd/d71/tty_8h.html#ad96f57a7c113d3cfa76ee5fed6de33c0" title=" " alt="" coords="562,157,631,184"/>
<area shape="rect" href="../../dc/d88/armv6_2spinlock_8c.html#a71f03d2ba55111c715b6068254847a53" title=" " alt="" coords="689,157,764,184"/>
<area shape="rect" href="../../d3/d02/armv6_2sched_8c.html#a08933fe6d593a1c78b9080359f15a0b7" title=" " alt="" coords="813,132,903,159"/>
<area shape="rect" href="../../dc/d88/armv6_2spinlock_8c.html#a740766af5da58616f700fffab6768a78" title=" " alt="" coords="812,183,904,209"/>
</map>
</div>
</div>
</div>
</div><!-- contents -->
</div><!-- doc-content -->
<!-- start footer part -->
<div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
<ul>
<li class="navelem"><a class="el" href="../../dir_a408b6d3a4a484720bc3ecfeac8947e3.html">sys</a></li><li class="navelem"><a class="el" href="../../d8/d51/dma_8c.html">dma.c</a></li>
<li class="footer">Generated by
<a href="http://www.doxygen.org/index.html">
<img class="footer" src="../../doxygen.png" alt="doxygen"/></a> 1.8.16 </li>
</ul>
</div>
</body>
</html>
