<!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: vmm/createvirtualspace.c Source File</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('da/da5/createvirtualspace_8c_source.html','../../');});
/* @license-end */
</script>
<div id="doc-content">
<div class="header">
<div class="headertitle">
<div class="title">createvirtualspace.c</div> </div>
</div><!--header-->
<div class="contents">
<a href="../../da/da5/createvirtualspace_8c.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*-</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Copyright (c) 2002-2018 The UbixOS Project.</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * All rights reserved.</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * This was developed by Christopher W. Olsen for the UbixOS Project.</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * Redistribution and use in source and binary forms, with or without modification, are permitted</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * provided that the following conditions are met:</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * 1) Redistributions of source code must retain the above copyright notice, this list of</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * conditions, the following disclaimer and the list of authors.</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * 2) Redistributions in binary form must reproduce the above copyright notice, this list of</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * conditions, the following disclaimer and the list of authors in the documentation and/or</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * other materials provided with the distribution.</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * 3) Neither the name of the UbixOS Project nor the names of its contributors may be used to</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * endorse or promote products derived from this software without specific prior written</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * permission.</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment"> * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment"> * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment"> * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  </div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include <<a class="code" href="../../d1/d21/vmm_8h.html">vmm/vmm.h</a>></span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  </div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment">/************************************************************************</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment"></span> </div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment"> Function: void *vmm_createVirtualSpace(pid_t);</span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment"> Description: Creates A Virtual Space For A New Task</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="comment"> Notes:</span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment"></span> </div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment"> 07/30/02 - This Is Going To Create A New VM Space However Its Going To</span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="comment"> Share The Same Top 1GB Space With The Kernels VM And Lower</span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment"> 1MB Of VM Space With The Kernel</span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="comment"></span> </div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="comment"> 07/30/02 - Note This Is Going To Get The Top 1Gig And Lower 1MB Region</span></div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="comment"> From The Currently Loaded Page Directory This Is Safe Because</span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="comment"> All VM Spaces Will Share These Regions</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment"></span> </div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment"> 07/30/02 - Note I Realized A Mistake The First Page Table Will Need To Be</span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="comment"> A Copy But The Page Tables For The Top 1GB Will Not Reason For</span></div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="comment"> This Is That We Just Share The First 1MB In The First Page Table</span></div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="comment"> So We Will Just Share Physical Pages.</span></div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="comment"></span> </div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="comment"> 08/02/02 - Added Passing Of pid_t pid For Better Tracking Of Who Has Which</span></div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment"> Set Of Pages</span></div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="comment"></span> </div>
<div class="line"><a name="l00053"></a><span class="lineno"><a class="line" href="../../da/da5/createvirtualspace_8c.html#ab7ce06bf4237638127c7f052e8872f8a"> 53</a></span> <span class="comment"> ************************************************************************/</span></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="keywordtype">void</span> *<a class="code" href="../../da/da5/createvirtualspace_8c.html#ab7ce06bf4237638127c7f052e8872f8a">vmm_createVirtualSpace</a>(<a class="code" href="../../d0/d27/include_2sys_2types_8h.html#a288e13e815d43b06e75819f8939524df">pid_t</a> pid) {</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  </div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keywordtype">void</span> *newPageDirectoryAddress = 0x0;</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <a class="code" href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a> *parentPageDirectory = 0x0, *newPageDirectory = 0x0;</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <a class="code" href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a> *parentPageTable = 0x0, *newPageTable = 0x0;</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  </div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keywordtype">int</span> x = 0;</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  </div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="comment">/* Set Address Of Parent Page Directory */</span></div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  parentPageDirectory = (<a class="code" href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a> *) <a class="code" href="../../d4/df4/paging_8h.html#a1b0f37794d3da1a86f1df77e503ed98f">PD_BASE_ADDR</a>; <span class="comment">/* PD_BASE_ADDR is the addressable Page Directory */</span></div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  </div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="comment">/* Allocate A New Page For The New Page Directory */</span></div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  newPageDirectory = (<a class="code" href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a> *) <a class="code" href="../../d4/df4/paging_8h.html#a7035c695cbbae5799ecc1f9bcab7dd48">vmm_getFreePage</a>(pid);</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  </div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="comment">/* Set newPageDirectoryAddress To The Newly Created Page Directories Page */</span></div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  newPageDirectoryAddress = (<span class="keywordtype">void</span> *) <a class="code" href="../../d4/df4/paging_8h.html#a5522eccf81d4630537620209651be16e">vmm_getPhysicalAddr</a>((<a class="code" href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a>) newPageDirectory);</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  </div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="comment">/* First Set Up A Flushed Page Directory */</span></div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <a class="code" href="../../d5/d82/gpt_8h.html#a310ac455ac45de9713bd7dcb0b5500ad">bzero</a>(newPageDirectory, <a class="code" href="../../d4/df4/paging_8h.html#a7d467c1d283fdfa1f2081ba1e0d01b6e">PAGE_SIZE</a>);</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  </div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="comment">/* Map The Lower 8MB Kernel Code Space */</span></div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="comment">/* Map First 4MB 1:1 */</span></div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  newPageDirectory[0] = parentPageDirectory[0];</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="comment">//XXX: We Dont Need This - newPageDirectory[1] = parentPageDirectory[1];</span></div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  </div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="comment">/* Map Second 4MB */</span></div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  newPageTable = (<a class="code" href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a> *) <a class="code" href="../../d4/df4/paging_8h.html#a7035c695cbbae5799ecc1f9bcab7dd48">vmm_getFreePage</a>(pid);</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <a class="code" href="../../d5/d82/gpt_8h.html#a310ac455ac45de9713bd7dcb0b5500ad">bzero</a>(newPageTable, <a class="code" href="../../d4/df4/paging_8h.html#a7d467c1d283fdfa1f2081ba1e0d01b6e">PAGE_SIZE</a>);</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  </div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  parentPageTable = (<a class="code" href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a> *) (<a class="code" href="../../d4/df4/paging_8h.html#a8d42a9a09d9dea53cab3044f51482acc">PT_BASE_ADDR</a> + (<a class="code" href="../../d4/df4/paging_8h.html#a7d467c1d283fdfa1f2081ba1e0d01b6e">PAGE_SIZE</a> * 1));</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  </div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keywordflow">for</span> (x = 0; x < <a class="code" href="../../d4/df4/paging_8h.html#adc9776583e54abf06ae7b99f1f3036a6">PT_ENTRIES</a>; x++) {</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keywordflow">if</span> (((parentPageTable[x]) & <a class="code" href="../../d4/df4/paging_8h.html#a122dfc414a40e260fd35dbe9743db26f">PAGE_PRESENT</a>) == <a class="code" href="../../d4/df4/paging_8h.html#a122dfc414a40e260fd35dbe9743db26f">PAGE_PRESENT</a>) {</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  </div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="comment">/* Set Page To COW In Parent And Child Space */</span></div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  newPageTable[x] = (((<a class="code" href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a>) parentPageTable[x] & 0xFFFFF000) | (<a class="code" href="../../d4/df4/paging_8h.html#a8b838cda4f0bc79ab8d07eb19dd35420">KERNEL_PAGE_DEFAULT</a> | <a class="code" href="../../d4/df4/paging_8h.html#a57d743cb60fe478f6720c42315e7e813">PAGE_COW</a>));</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  </div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="comment">/* Increment The COW Counter For This Page */</span></div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordflow">if</span> (((<a class="code" href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a>) parentPageTable[x] & <a class="code" href="../../d4/df4/paging_8h.html#a57d743cb60fe478f6720c42315e7e813">PAGE_COW</a>) == <a class="code" href="../../d4/df4/paging_8h.html#a57d743cb60fe478f6720c42315e7e813">PAGE_COW</a>) {</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <a class="code" href="../../d1/d21/vmm_8h.html#aafef303dc8f2c6ed7bcf171819579166">adjustCowCounter</a>(((<a class="code" href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a>) parentPageTable[x] & 0xFFFFF000), 1);</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  }</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="comment">/* Add Two If This Is The First Time Setting To COW */</span></div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <a class="code" href="../../d1/d21/vmm_8h.html#aafef303dc8f2c6ed7bcf171819579166">adjustCowCounter</a>(((<a class="code" href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a>) parentPageTable[x] & 0xFFFFF000), 2);</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  parentPageTable[x] |= <a class="code" href="../../d4/df4/paging_8h.html#a57d743cb60fe478f6720c42315e7e813">PAGE_COW</a>; <span class="comment">// newPageTable[i];</span></div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  }</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  </div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  }</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  newPageTable[x] = parentPageTable[x];</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  </div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  }</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  </div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  newPageDirectory[1] = (<a class="code" href="../../d4/df4/paging_8h.html#a5522eccf81d4630537620209651be16e">vmm_getPhysicalAddr</a>((<a class="code" href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a>) newPageTable) | <a class="code" href="../../d4/df4/paging_8h.html#a8b838cda4f0bc79ab8d07eb19dd35420">KERNEL_PAGE_DEFAULT</a>);</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  </div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <a class="code" href="../../d1/d21/vmm_8h.html#a457446966aafafd939af6603f68516b1">vmm_unmapPage</a>((<a class="code" href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a>) newPageTable, 1);</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="comment">/* Done Mapping Second 4MB */</span></div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  </div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="comment">/* Map The Top Kernel (APPROX 1GB) Region Of The VM Space */</span></div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="keywordflow">for</span> (x = <a class="code" href="../../d4/df4/paging_8h.html#ac96f9536624cb5d2e7634f37fa919c4c">PD_INDEX</a>(<a class="code" href="../../d1/d21/vmm_8h.html#ad6394b4f60e68fe4e1431fc4e1998957">VMM_KERN_START</a>); x < <a class="code" href="../../d4/df4/paging_8h.html#a91bd4c1c49996222f571b2f53ca00dc4">PD_ENTRIES</a>; x++) {</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  newPageDirectory[x] = parentPageDirectory[x];</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  }</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  </div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="comment">/* Allocate Stack Pages */</span></div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  newPageTable = (<a class="code" href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a> *) <a class="code" href="../../d4/df4/paging_8h.html#a7035c695cbbae5799ecc1f9bcab7dd48">vmm_getFreePage</a>(pid);</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <a class="code" href="../../d5/d82/gpt_8h.html#a310ac455ac45de9713bd7dcb0b5500ad">bzero</a>(newPageTable, <a class="code" href="../../d4/df4/paging_8h.html#a7d467c1d283fdfa1f2081ba1e0d01b6e">PAGE_SIZE</a>);</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  </div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  newPageDirectory[1023] = (<a class="code" href="../../d4/df4/paging_8h.html#a5522eccf81d4630537620209651be16e">vmm_getPhysicalAddr</a>((<a class="code" href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a>) newPageTable) | <a class="code" href="../../d4/df4/paging_8h.html#a8b838cda4f0bc79ab8d07eb19dd35420">KERNEL_PAGE_DEFAULT</a>);</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  </div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  parentPageTable = (<a class="code" href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a> *) (<a class="code" href="../../d4/df4/paging_8h.html#a8d42a9a09d9dea53cab3044f51482acc">PT_BASE_ADDR</a> + (<a class="code" href="../../d4/df4/paging_8h.html#a7d467c1d283fdfa1f2081ba1e0d01b6e">PAGE_SIZE</a> * 1023));</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  newPageTable[1023] = parentPageTable[1023] | <a class="code" href="../../d4/df4/paging_8h.html#a57d743cb60fe478f6720c42315e7e813">PAGE_COW</a>;</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <a class="code" href="../../d1/d21/vmm_8h.html#aafef303dc8f2c6ed7bcf171819579166">adjustCowCounter</a>(((<a class="code" href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a>) parentPageTable[1023] & 0xFFFFF000), 2);</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  newPageTable[1022] = parentPageTable[1022] | <a class="code" href="../../d4/df4/paging_8h.html#a57d743cb60fe478f6720c42315e7e813">PAGE_COW</a>;</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <a class="code" href="../../d1/d21/vmm_8h.html#aafef303dc8f2c6ed7bcf171819579166">adjustCowCounter</a>(((<a class="code" href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a>) parentPageTable[1022] & 0xFFFFF000), 2);</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  </div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <a class="code" href="../../d1/d21/vmm_8h.html#a457446966aafafd939af6603f68516b1">vmm_unmapPage</a>((<a class="code" href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a>) newPageTable, 1);</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  </div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="comment">/*</span></div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span> <span class="comment"> * Allocate A New Page For The The First Page Table Where We Will Map The</span></div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <span class="comment"> * Lower Region</span></div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  </div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="comment">//newPageTable = (uint32_t *) vmm_getFreePage(pid);</span></div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="comment">/* Flush The Page From Garbage In Memory */</span></div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="comment">//bzero(newPageTable, PAGE_SIZE);</span></div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="comment">/* Map This Into The Page Directory */</span></div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="comment">//newPageDirectory[0] = (vmm_getPhysicalAddr((uint32_t) newPageTable) | KERNEL_PAGE_DEFAULT); //MrOlsen 2018-01-14 PAGE_DEFAULT</span></div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="comment">/* Set Address Of Parents Page Table */</span></div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="comment">//parentPageTable = (uint32_t *) PT_BASE_ADDR;</span></div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <span class="comment">/* Map The First 1MB Worth Of Pages */</span></div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="comment">/*</span></div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> <span class="comment"> for (x = 0; x < (PD_ENTRIES / 4); x++) {</span></div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span> <span class="comment"> newPageTable[x] = parentPageTable[x];</span></div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span> <span class="comment"> }</span></div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  </div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="comment">/* Unmap Page From Virtual Space */</span></div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="comment">//vmm_unmapPage((uint32_t) newPageTable, 1);</span></div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="comment">/*</span></div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="comment"> * Map Page Directory Into VM Space</span></div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <span class="comment"> * First Page After Page Tables</span></div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span> <span class="comment"> * This must be mapped into the page directory before we map all 1024 page directories into the memory space</span></div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  newPageTable = (<a class="code" href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a> *) <a class="code" href="../../d4/df4/paging_8h.html#a7035c695cbbae5799ecc1f9bcab7dd48">vmm_getFreePage</a>(pid);</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  </div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  newPageDirectory[<a class="code" href="../../d4/df4/paging_8h.html#ac96f9536624cb5d2e7634f37fa919c4c">PD_INDEX</a>(<a class="code" href="../../d4/df4/paging_8h.html#a1b0f37794d3da1a86f1df77e503ed98f">PD_BASE_ADDR</a>)] = (<a class="code" href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a>) (<a class="code" href="../../d4/df4/paging_8h.html#a5522eccf81d4630537620209651be16e">vmm_getPhysicalAddr</a>((<a class="code" href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a>) newPageTable) | <a class="code" href="../../d4/df4/paging_8h.html#a8b838cda4f0bc79ab8d07eb19dd35420">KERNEL_PAGE_DEFAULT</a>); <span class="comment">//MrOlsen 2018-01-14 PAGE_DEFAULT</span></div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  </div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  newPageTable[0] = (<a class="code" href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a>) ((<a class="code" href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a>) (newPageDirectoryAddress) | <a class="code" href="../../d4/df4/paging_8h.html#a8b838cda4f0bc79ab8d07eb19dd35420">KERNEL_PAGE_DEFAULT</a>); <span class="comment">//MrOlsen 2018-01-14 PAGE_DEFAULT</span></div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  </div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <a class="code" href="../../d1/d21/vmm_8h.html#a457446966aafafd939af6603f68516b1">vmm_unmapPage</a>((<a class="code" href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a>) newPageTable, 1);</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  </div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="comment">/*</span></div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="comment"> * Map Page Tables Into VM Space</span></div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span> <span class="comment"> * The First Page Table (4MB) Maps To All Page Directories</span></div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  </div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  newPageTable = (<a class="code" href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a> *) <a class="code" href="../../d4/df4/paging_8h.html#a7035c695cbbae5799ecc1f9bcab7dd48">vmm_getFreePage</a>(pid);</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  </div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  newPageDirectory[<a class="code" href="../../d4/df4/paging_8h.html#ac96f9536624cb5d2e7634f37fa919c4c">PD_INDEX</a>(<a class="code" href="../../d4/df4/paging_8h.html#a8d42a9a09d9dea53cab3044f51482acc">PT_BASE_ADDR</a>)] = (<a class="code" href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a>) (<a class="code" href="../../d4/df4/paging_8h.html#a5522eccf81d4630537620209651be16e">vmm_getPhysicalAddr</a>((<a class="code" href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a>) newPageTable) | <a class="code" href="../../d4/df4/paging_8h.html#a8b838cda4f0bc79ab8d07eb19dd35420">KERNEL_PAGE_DEFAULT</a>); <span class="comment">//MrOlsen 2018-01-14 PAGE_DEFAULT</span></div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  </div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="comment">/* Flush The Page From Garbage In Memory */</span></div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <a class="code" href="../../d5/d82/gpt_8h.html#a310ac455ac45de9713bd7dcb0b5500ad">bzero</a>(newPageTable, <a class="code" href="../../d4/df4/paging_8h.html#a7d467c1d283fdfa1f2081ba1e0d01b6e">PAGE_SIZE</a>);</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  </div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="keywordflow">for</span> (x = 0; x < <a class="code" href="../../d4/df4/paging_8h.html#a91bd4c1c49996222f571b2f53ca00dc4">PD_ENTRIES</a>; x++) {</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  newPageTable[x] = newPageDirectory[x];</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  }</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  </div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="comment">/* Unmap Page From Virtual Space */</span></div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <a class="code" href="../../d1/d21/vmm_8h.html#a457446966aafafd939af6603f68516b1">vmm_unmapPage</a>((<a class="code" href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a>) newPageTable, 1);</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  </div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="comment">/* Now We Are Done With The Page Directory So Lets Unmap That Too */</span></div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <a class="code" href="../../d1/d21/vmm_8h.html#a457446966aafafd939af6603f68516b1">vmm_unmapPage</a>((<a class="code" href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a>) newPageDirectory, 1);</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  </div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="comment">/* Return Physical Address Of Page Directory */</span></div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="keywordflow">return</span> (newPageDirectoryAddress);</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span> }</div>
</div><!-- fragment --></div><!-- contents -->
</div><!-- doc-content -->
<div class="ttc" id="apaging_8h_html_a57d743cb60fe478f6720c42315e7e813"><div class="ttname"><a href="../../d4/df4/paging_8h.html#a57d743cb60fe478f6720c42315e7e813">PAGE_COW</a></div><div class="ttdeci">#define PAGE_COW</div><div class="ttdef"><b>Definition:</b> <a href="../../d4/df4/paging_8h_source.html#l00064">paging.h:64</a></div></div>
<div class="ttc" id="avmm_8h_html"><div class="ttname"><a href="../../d1/d21/vmm_8h.html">vmm.h</a></div></div>
<div class="ttc" id="ainclude_2sys_2types_8h_html_a288e13e815d43b06e75819f8939524df"><div class="ttname"><a href="../../d0/d27/include_2sys_2types_8h.html#a288e13e815d43b06e75819f8939524df">pid_t</a></div><div class="ttdeci">int pid_t</div><div class="ttdef"><b>Definition:</b> <a href="../../d0/d27/include_2sys_2types_8h_source.html#l00077">types.h:77</a></div></div>
<div class="ttc" id="apaging_8h_html_a5522eccf81d4630537620209651be16e"><div class="ttname"><a href="../../d4/df4/paging_8h.html#a5522eccf81d4630537620209651be16e">vmm_getPhysicalAddr</a></div><div class="ttdeci">uint32_t vmm_getPhysicalAddr(uint32_t)</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d7e/getphysicaladdr_8c_source.html#l00038">getphysicaladdr.c:38</a></div></div>
<div class="ttc" id="avmm_8h_html_aafef303dc8f2c6ed7bcf171819579166"><div class="ttname"><a href="../../d1/d21/vmm_8h.html#aafef303dc8f2c6ed7bcf171819579166">adjustCowCounter</a></div><div class="ttdeci">int adjustCowCounter(uint32_t baseAddr, int adjustment)</div></div>
<div class="ttc" id="agpt_8h_html_a310ac455ac45de9713bd7dcb0b5500ad"><div class="ttname"><a href="../../d5/d82/gpt_8h.html#a310ac455ac45de9713bd7dcb0b5500ad">bzero</a></div><div class="ttdeci">#define bzero(buf, size)</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d82/gpt_8h_source.html#l00037">gpt.h:37</a></div></div>
<div class="ttc" id="avmm_8h_html_ad6394b4f60e68fe4e1431fc4e1998957"><div class="ttname"><a href="../../d1/d21/vmm_8h.html#ad6394b4f60e68fe4e1431fc4e1998957">VMM_KERN_START</a></div><div class="ttdeci">#define VMM_KERN_START</div><div class="ttdef"><b>Definition:</b> <a href="../../d1/d21/vmm_8h_source.html#l00064">vmm.h:64</a></div></div>
<div class="ttc" id="avmm_8h_html_a457446966aafafd939af6603f68516b1"><div class="ttname"><a href="../../d1/d21/vmm_8h.html#a457446966aafafd939af6603f68516b1">vmm_unmapPage</a></div><div class="ttdeci">void vmm_unmapPage(uint32_t, unmapFlags_t)</div><div class="ttdef"><b>Definition:</b> <a href="../../d9/db9/unmappage_8c_source.html#l00047">unmappage.c:47</a></div></div>
<div class="ttc" id="apaging_8h_html_adc9776583e54abf06ae7b99f1f3036a6"><div class="ttname"><a href="../../d4/df4/paging_8h.html#adc9776583e54abf06ae7b99f1f3036a6">PT_ENTRIES</a></div><div class="ttdeci">#define PT_ENTRIES</div><div class="ttdef"><b>Definition:</b> <a href="../../d4/df4/paging_8h_source.html#l00049">paging.h:49</a></div></div>
<div class="ttc" id="apaging_8h_html_ac96f9536624cb5d2e7634f37fa919c4c"><div class="ttname"><a href="../../d4/df4/paging_8h.html#ac96f9536624cb5d2e7634f37fa919c4c">PD_INDEX</a></div><div class="ttdeci">#define PD_INDEX(v_addr)</div><div class="ttdef"><b>Definition:</b> <a href="../../d4/df4/paging_8h_source.html#l00040">paging.h:40</a></div></div>
<div class="ttc" id="apaging_8h_html_a1b0f37794d3da1a86f1df77e503ed98f"><div class="ttname"><a href="../../d4/df4/paging_8h.html#a1b0f37794d3da1a86f1df77e503ed98f">PD_BASE_ADDR</a></div><div class="ttdeci">#define PD_BASE_ADDR</div><div class="ttdef"><b>Definition:</b> <a href="../../d4/df4/paging_8h_source.html#l00045">paging.h:45</a></div></div>
<div class="ttc" id="ainclude_2sys_2types_8h_html_a0238af00180b6d9278fa1c6aa790fdf4"><div class="ttname"><a href="../../d0/d27/include_2sys_2types_8h.html#a0238af00180b6d9278fa1c6aa790fdf4">uint32_t</a></div><div class="ttdeci">__uint32_t uint32_t</div><div class="ttdef"><b>Definition:</b> <a href="../../d0/d27/include_2sys_2types_8h_source.html#l00046">types.h:46</a></div></div>
<div class="ttc" id="apaging_8h_html_a7035c695cbbae5799ecc1f9bcab7dd48"><div class="ttname"><a href="../../d4/df4/paging_8h.html#a7035c695cbbae5799ecc1f9bcab7dd48">vmm_getFreePage</a></div><div class="ttdeci">void * vmm_getFreePage(pidType)</div><div class="ttdef"><b>Definition:</b> <a href="../../d9/dfc/getfreepage_8c_source.html#l00045">getfreepage.c:45</a></div></div>
<div class="ttc" id="apaging_8h_html_a91bd4c1c49996222f571b2f53ca00dc4"><div class="ttname"><a href="../../d4/df4/paging_8h.html#a91bd4c1c49996222f571b2f53ca00dc4">PD_ENTRIES</a></div><div class="ttdeci">#define PD_ENTRIES</div><div class="ttdef"><b>Definition:</b> <a href="../../d4/df4/paging_8h_source.html#l00048">paging.h:48</a></div></div>
<div class="ttc" id="apaging_8h_html_a7d467c1d283fdfa1f2081ba1e0d01b6e"><div class="ttname"><a href="../../d4/df4/paging_8h.html#a7d467c1d283fdfa1f2081ba1e0d01b6e">PAGE_SIZE</a></div><div class="ttdeci">#define PAGE_SIZE</div><div class="ttdef"><b>Definition:</b> <a href="../../d4/df4/paging_8h_source.html#l00037">paging.h:37</a></div></div>
<div class="ttc" id="apaging_8h_html_a8b838cda4f0bc79ab8d07eb19dd35420"><div class="ttname"><a href="../../d4/df4/paging_8h.html#a8b838cda4f0bc79ab8d07eb19dd35420">KERNEL_PAGE_DEFAULT</a></div><div class="ttdeci">#define KERNEL_PAGE_DEFAULT</div><div class="ttdef"><b>Definition:</b> <a href="../../d4/df4/paging_8h_source.html#l00069">paging.h:69</a></div></div>
<div class="ttc" id="acreatevirtualspace_8c_html_ab7ce06bf4237638127c7f052e8872f8a"><div class="ttname"><a href="../../da/da5/createvirtualspace_8c.html#ab7ce06bf4237638127c7f052e8872f8a">vmm_createVirtualSpace</a></div><div class="ttdeci">void * vmm_createVirtualSpace(pid_t pid)</div><div class="ttdef"><b>Definition:</b> <a href="../../da/da5/createvirtualspace_8c_source.html#l00053">createvirtualspace.c:53</a></div></div>
<div class="ttc" id="apaging_8h_html_a8d42a9a09d9dea53cab3044f51482acc"><div class="ttname"><a href="../../d4/df4/paging_8h.html#a8d42a9a09d9dea53cab3044f51482acc">PT_BASE_ADDR</a></div><div class="ttdeci">#define PT_BASE_ADDR</div><div class="ttdef"><b>Definition:</b> <a href="../../d4/df4/paging_8h_source.html#l00046">paging.h:46</a></div></div>
<div class="ttc" id="apaging_8h_html_a122dfc414a40e260fd35dbe9743db26f"><div class="ttname"><a href="../../d4/df4/paging_8h.html#a122dfc414a40e260fd35dbe9743db26f">PAGE_PRESENT</a></div><div class="ttdeci">#define PAGE_PRESENT</div><div class="ttdef"><b>Definition:</b> <a href="../../d4/df4/paging_8h_source.html#l00055">paging.h:55</a></div></div>
<!-- start footer part -->
<div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
<ul>
<li class="navelem"><a class="el" href="../../dir_012355b06a8b45aa7d4e022ccb130db3.html">vmm</a></li><li class="navelem"><a class="el" href="../../da/da5/createvirtualspace_8c.html">createvirtualspace.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>
