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<div class="title">kmalloc.c</div> </div>
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<div class="contents">
<a href="kmalloc_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="kmalloc_8h.html">lib/kmalloc.h</a>></span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include <<a class="code" href="kprintf_8h.html">lib/kprintf.h</a>></span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include <<a class="code" href="kpanic_8h.html">ubixos/kpanic.h</a>></span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#include <<a class="code" href="sched_8h.html">ubixos/sched.h</a>></span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#include <<a class="code" href="spinlock_8h.html">ubixos/spinlock.h</a>></span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#include <<a class="code" href="vmm_8h.html">vmm/vmm.h</a>></span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#include <<a class="code" href="string_8h.html">string.h</a>></span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#include <<a class="code" href="assert_8h.html">assert.h</a>></span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor">#include <<a class="code" href="include_2sys_2types_8h.html">sys/types.h</a>></span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  </div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="comment"> Set up three descriptor tables:</span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="comment"></span> </div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="comment"> kernDesc - The inuse descriptor table</span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="comment"> freeKernDesc - The free descriptor table (descriptors with memory backing just not in use)</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment"> emptyKernDesc - The empty descriptor table (descriptors with out a memory backing)</span></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment"></span> </div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="keyword">static</span> <span class="keyword">struct </span><a class="code" href="structmemDescriptor.html">memDescriptor</a> *usedKernDesc = 0x0;</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="keyword">static</span> <span class="keyword">struct </span><a class="code" href="structmemDescriptor.html">memDescriptor</a> *freeKernDesc = 0x0;</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="keyword">static</span> <span class="keyword">struct </span><a class="code" href="structmemDescriptor.html">memDescriptor</a> *emptyKernDesc = 0x0;</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  </div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="comment"> Set up our spinlocks so we do not corrupt linked lists if we have re-entrancy</span></div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="keyword">static</span> <span class="keyword">struct </span><a class="code" href="structspinLock.html">spinLock</a> mallocSpinLock = <a class="code" href="spinlock_8h.html#a0fe85a4f3642683148b25916d6c5eafd">SPIN_LOCK_INITIALIZER</a>;</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="keyword">static</span> <span class="keyword">struct </span><a class="code" href="structspinLock.html">spinLock</a> emptyDescSpinLock = <a class="code" href="spinlock_8h.html#a0fe85a4f3642683148b25916d6c5eafd">SPIN_LOCK_INITIALIZER</a>;</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  </div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment">/************************************************************************</span></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="comment"></span> </div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment"> Function: void *getEmptyDesc()</span></div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="comment"> Description: Find An Empty Descriptor</span></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment"></span> </div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="comment"> Notes:</span></div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="comment"></span> </div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="comment"> 02/17/03 - Is This Efficient?</span></div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="comment"></span> </div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="comment"> ************************************************************************/</span></div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="keyword">static</span> <span class="keywordtype">void</span> *getEmptyDesc() {</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keywordtype">int</span> i = 0x0;</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keyword">struct </span><a class="code" href="structmemDescriptor.html">memDescriptor</a> *tmpDesc = 0x0;</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>  <a class="code" href="armv6_2spinlock_8c.html#a71f03d2ba55111c715b6068254847a53">spinLock</a>(&emptyDescSpinLock);</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  </div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  tmpDesc = emptyKernDesc;</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  </div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordflow">if</span> (tmpDesc != 0x0) {</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  emptyKernDesc = tmpDesc-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a>;</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keywordflow">if</span> (emptyKernDesc != 0x0)</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  emptyKernDesc-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a> = 0x0;</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  </div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  tmpDesc-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a> = 0x0;</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  tmpDesc-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a> = 0x0;</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <a class="code" href="armv6_2spinlock_8c.html#ae29ab191c93f9ead066cb462dd2e7247">spinUnlock</a>(&emptyDescSpinLock);</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keywordflow">return</span> (tmpDesc);</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">if</span> ((emptyKernDesc = (<span class="keyword">struct</span> <a class="code" href="structmemDescriptor.html">memDescriptor</a> *) <a class="code" href="paging_8h.html#a6d09af2e4df8a7165caa4c4b1895e87c">vmm_getFreeMallocPage</a>(4)) == 0x0)</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <a class="code" href="armv6_2kpanic_8c.html#adb9a182aa071791a306163d50d653deb">kpanic</a>(<span class="stringliteral">"Error: vmmGetFreeKernelPage returned NULL\n"</span>);</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">/* zero out the memory so we know there is no garbage */</span></div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <a class="code" href="string_8h.html#ace4b911463887af5e748326323e99a23">memset</a>(emptyKernDesc, 0x0, 0x4000);</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>  emptyKernDesc[0].<a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a> = &emptyKernDesc[1];</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  </div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="keywordflow">for</span> (i = 0x1; i < ((0x4000 / <span class="keyword">sizeof</span>(<span class="keyword">struct </span><a class="code" href="structmemDescriptor.html">memDescriptor</a>))); i++) {</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordflow">if</span> (i + 1 < (0x4000 / <span class="keyword">sizeof</span>(<span class="keyword">struct</span> <a class="code" href="structmemDescriptor.html">memDescriptor</a>)))</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  emptyKernDesc[i].<a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a> = &emptyKernDesc[i + 1];</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  emptyKernDesc[i].<a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a> = 0x0;</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  emptyKernDesc[i].<a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a> = &emptyKernDesc[i - 1];</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>  tmpDesc = &emptyKernDesc[0];</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  </div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  emptyKernDesc = tmpDesc-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a>;</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  emptyKernDesc-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a> = 0x0;</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  tmpDesc-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a> = 0x0;</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  tmpDesc-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a> = 0x0;</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <a class="code" href="armv6_2spinlock_8c.html#ae29ab191c93f9ead066cb462dd2e7247">spinUnlock</a>(&emptyDescSpinLock);</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordflow">return</span> (tmpDesc);</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span> }</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  </div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="comment">/************************************************************************</span></div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="comment"></span> </div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="comment"> Function: void insertFreeDesc(struct memDescriptor *freeDesc)</span></div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="comment"> Description: This Function Inserts A Free Descriptor On The List Which Is</span></div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="comment"> Kept In Size Order</span></div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span> <span class="comment"></span> </div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span> <span class="comment"> Notes:</span></div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span> <span class="comment"></span> </div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span> <span class="comment"> 02/17/03 - This Was Inspired By TCA's Great Wisdom -</span></div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span> <span class="comment"> "[20:20:59] <TCA> You should just insert it in order"</span></div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span> <span class="comment"></span> </div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span> <span class="comment"> ************************************************************************/</span></div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span> <span class="keyword">static</span> <span class="keywordtype">int</span> insertFreeDesc(<span class="keyword">struct</span> <a class="code" href="structmemDescriptor.html">memDescriptor</a> *freeDesc) {</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keyword">struct </span><a class="code" href="structmemDescriptor.html">memDescriptor</a> *tmpDesc = 0x0;</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <a class="code" href="assert_8h.html#ad6d5aaa966ca7424f7cb9bd01f2c838b">assert</a>(freeDesc);</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  </div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="keywordflow">if</span> (freeDesc-><a class="code" href="structmemDescriptor.html#a058bea66f641af082849f748d83ea065">limit</a> <= 0x0)</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <a class="code" href="armv6_2kpanic_8c.html#adb9a182aa071791a306163d50d653deb">kpanic</a>(<span class="stringliteral">"Inserting Descriptor with no limit\n"</span>);</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  </div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keywordflow">if</span> (freeKernDesc != 0x0) {</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  </div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span> <span class="preprocessor">#if 0</span></div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  freeDesc-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a> = freeKernDesc;</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  freeDesc-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a> = 0x0;</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  freeKernDesc-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a> = freeDesc;</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  freeKernDesc = freeDesc;</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  </div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keywordflow">for</span> (tmpDesc = freeKernDesc; tmpDesc != 0x0; tmpDesc = tmpDesc-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a>) {</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="keywordflow">if</span> (freeDesc-><a class="code" href="structmemDescriptor.html#a058bea66f641af082849f748d83ea065">limit</a> <= tmpDesc-><a class="code" href="structmemDescriptor.html#a058bea66f641af082849f748d83ea065">limit</a>) {</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  </div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  freeDesc-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a> = tmpDesc-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a>;</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <span class="keywordflow">if</span> (tmpDesc-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a> != 0x0)</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  tmpDesc-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a>-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a> = freeDesc;</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  </div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  tmpDesc-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a> = freeDesc;</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  freeDesc-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a> = tmpDesc;</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  </div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keywordflow">if</span> (tmpDesc == freeKernDesc)</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  freeKernDesc = freeDesc;</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keywordflow">return</span> (0x0);</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  }</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keywordflow">if</span> (tmpDesc-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a> == 0x0) {</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  tmpDesc-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a> = freeDesc;</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  freeDesc-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a> = tmpDesc;</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  freeDesc-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a> = 0x0;</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keywordflow">return</span> (0x0);</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  }</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>  <a class="code" href="armv6_2kpanic_8c.html#adb9a182aa071791a306163d50d653deb">kpanic</a>(<span class="stringliteral">"didnt Insert\n"</span>);</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keywordflow">return</span> (0x0);</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  }</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  freeDesc-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a> = 0x0;</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  freeDesc-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a> = 0x0;</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  freeKernDesc = freeDesc;</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keywordflow">return</span> (0x0);</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  }</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  </div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keywordflow">return</span> (0x1);</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</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> <span class="comment">/************************************************************************</span></div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span> <span class="comment"></span> </div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span> <span class="comment"> Function: void mergeMemBlocks()</span></div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span> <span class="comment"> Description: This Function Will Merge Free Blocks And Free Pages</span></div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span> <span class="comment"></span> </div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span> <span class="comment"> Notes:</span></div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> <span class="comment"></span> </div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="comment"> 03/05/03 - We Have A Problem It Seems The First Block Is Limit 0x0</span></div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span> <span class="comment"></span> </div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> <span class="comment"> ************************************************************************/</span></div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> <span class="preprocessor">#ifdef _IGNORE</span></div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> <span class="keyword">static</span> <span class="keywordtype">void</span> mergeMemBlocks() {</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="keyword">struct </span><a class="code" href="structmemDescriptor.html">memDescriptor</a> *tmpDesc1 = 0x0;</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="keyword">struct </span><a class="code" href="structmemDescriptor.html">memDescriptor</a> *tmpDesc2 = 0x0;</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <a class="code" href="objgfx30_8h.html#ada085051a6d9a8e00a2cb256d1af14ba">uInt32</a> <a class="code" href="structmemDescriptor.html#aa1d1c6fe6d86d782b64c1ca467250cb9">baseAddr</a> = 0x0;</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  </div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  </div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="comment">//Loop The Free Descriptors See If We Can Merge Them</span></div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  mergeStart: <span class="keywordflow">for</span> (tmpDesc1 = freeKernDesc; tmpDesc1 != 0x0; tmpDesc1 = tmpDesc1-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a>) {</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="comment">/*</span></div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span> <span class="comment"> Compare The Base Addr With The Other Descriptors If You Find The One</span></div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span> <span class="comment"> That You Are Looking For Lets Merge Them</span></div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="keywordflow">if</span> (tmpDesc1-><a class="code" href="structmemDescriptor.html#a058bea66f641af082849f748d83ea065">limit</a> != 0x0) {</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <a class="code" href="structmemDescriptor.html#aa1d1c6fe6d86d782b64c1ca467250cb9">baseAddr</a> = (<a class="code" href="objgfx30_8h.html#ada085051a6d9a8e00a2cb256d1af14ba">uInt32</a>) tmpDesc1-><a class="code" href="structmemDescriptor.html#aa1d1c6fe6d86d782b64c1ca467250cb9">baseAddr</a> + (<a class="code" href="objgfx30_8h.html#ada085051a6d9a8e00a2cb256d1af14ba">uInt32</a>) tmpDesc1-><a class="code" href="structmemDescriptor.html#a058bea66f641af082849f748d83ea065">limit</a>;</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="keywordflow">for</span> (tmpDesc2 = freeKernDesc; tmpDesc2; tmpDesc2 = tmpDesc2-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a>) {</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="keywordflow">if</span> ((<a class="code" href="objgfx30_8h.html#ada085051a6d9a8e00a2cb256d1af14ba">uInt32</a>) tmpDesc2-><a class="code" href="structmemDescriptor.html#aa1d1c6fe6d86d782b64c1ca467250cb9">baseAddr</a> == <a class="code" href="structmemDescriptor.html#aa1d1c6fe6d86d782b64c1ca467250cb9">baseAddr</a>) {</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  tmpDesc1-><a class="code" href="structmemDescriptor.html#a058bea66f641af082849f748d83ea065">limit</a> += tmpDesc2-><a class="code" href="structmemDescriptor.html#a058bea66f641af082849f748d83ea065">limit</a>;</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  tmpDesc2-><a class="code" href="structmemDescriptor.html#aa1d1c6fe6d86d782b64c1ca467250cb9">baseAddr</a> = 0x0;</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  tmpDesc2-><a class="code" href="structmemDescriptor.html#a058bea66f641af082849f748d83ea065">limit</a> = 0x0;</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="keywordflow">if</span> (tmpDesc2-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a>) {</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  tmpDesc2-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a>-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a> = tmpDesc2-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a>;</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  }</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="keywordflow">if</span> (tmpDesc2-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a>) {</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  tmpDesc2-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a>-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a> = tmpDesc2-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a>;</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  }</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  tmpDesc2-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a> = 0x0;</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  tmpDesc2-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a> = emptyKernDesc;</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  emptyKernDesc-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a> = tmpDesc2;</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  emptyKernDesc = tmpDesc2;</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="keywordflow">if</span> (tmpDesc1-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a>) {</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  tmpDesc1-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a>-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a> = tmpDesc1-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a>;</div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  }</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="keywordflow">if</span> (tmpDesc1-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a>) {</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  tmpDesc1-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a>-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a> = tmpDesc1-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a>;</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  }</div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  tmpDesc1-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a> = 0x0;</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  tmpDesc1-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a> = 0x0;</div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <a class="code" href="kprintf_8h.html#a20b56810edb62a6fe59917015c30848f">kprintf</a>(<span class="stringliteral">"mergememBlocks: [%i]\n"</span>, tmpDesc1-><a class="code" href="structmemDescriptor.html#a058bea66f641af082849f748d83ea065">limit</a>);</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  insertFreeDesc(tmpDesc1);</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <span class="comment">//tmpDesc1 = freeKernDesc;</span></div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keywordflow">goto</span> mergeStart;</div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  }</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  }</div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  }</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  }</div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span> }</div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  </div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span> <span class="comment">/************************************************************************</span></div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span> <span class="comment"></span> </div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span> <span class="comment"> Function: void *kmalloc(uInt32 len)</span></div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span> <span class="comment"> Description: Allocate Kernel Memory</span></div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span> <span class="comment"></span> </div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span> <span class="comment"> Notes:</span></div>
<div class="line"><a name="l00241"></a><span class="lineno"><a class="line" href="kmalloc_8c.html#a150eab2ac4ce4553e21ca10e7f441762"> 241</a></span> <span class="comment"></span> </div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span> <span class="comment"> 02/17/03 - Do I Still Need To Pass In The Pid?</span></div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span> <span class="comment"></span> </div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span> <span class="comment"> ************************************************************************/</span></div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span> <span class="keywordtype">void</span> *<a class="code" href="kmalloc_8c.html#a150eab2ac4ce4553e21ca10e7f441762">kmalloc</a>(<a class="code" href="objgfx30_8h.html#ada085051a6d9a8e00a2cb256d1af14ba">uInt32</a> len) {</div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <span class="keyword">struct </span><a class="code" href="structmemDescriptor.html">memDescriptor</a> *tmpDesc1 = 0x0;</div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <span class="keyword">struct </span><a class="code" href="structmemDescriptor.html">memDescriptor</a> *tmpDesc2 = 0x0;</div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="keywordtype">char</span> *<a class="code" href="structbuf.html">buf</a> = 0x0;</div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="keywordtype">int</span> i = 0x0;</div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <a class="code" href="objgfx30_8h.html#a81f3b46fa4ddd984830104840a08da82">uInt16</a> pages = 0x0;</div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  </div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <a class="code" href="armv6_2spinlock_8c.html#a71f03d2ba55111c715b6068254847a53">spinLock</a>(&mallocSpinLock);</div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  </div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  len = <a class="code" href="kmalloc_8h.html#af0fa0ac2c51032ef234e92b127e59a74">MALLOC_ALIGN</a>(len);</div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  </div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="keywordflow">if</span> (len == 0x0) {</div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <a class="code" href="armv6_2spinlock_8c.html#ae29ab191c93f9ead066cb462dd2e7247">spinUnlock</a>(&mallocSpinLock);</div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <a class="code" href="kprintf_8h.html#a20b56810edb62a6fe59917015c30848f">kprintf</a>(<span class="stringliteral">"kmalloc: len = 0!\n"</span>);</div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <span class="keywordflow">return</span> (0x0);</div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  }</div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <span class="keywordflow">for</span> (tmpDesc1 = freeKernDesc; tmpDesc1 != 0x0; tmpDesc1 = tmpDesc1-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a>) {</div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <a class="code" href="assert_8h.html#ad6d5aaa966ca7424f7cb9bd01f2c838b">assert</a>(tmpDesc1);</div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <span class="keywordflow">if</span> (tmpDesc1-><a class="code" href="structmemDescriptor.html#a058bea66f641af082849f748d83ea065">limit</a> >= len) {</div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="keywordflow">if</span> (tmpDesc1-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a> != 0x0)</div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  tmpDesc1-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a>-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a> = tmpDesc1-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a>;</div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="keywordflow">if</span> (tmpDesc1-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a> != 0x0)</div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  tmpDesc1-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a>-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a> = tmpDesc1-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a>;</div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  </div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="keywordflow">if</span> (tmpDesc1 == freeKernDesc)</div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  freeKernDesc = tmpDesc1-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a>;</div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  </div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  tmpDesc1-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a> = 0x0;</div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  tmpDesc1-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a> = usedKernDesc;</div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="keywordflow">if</span> (usedKernDesc != 0x0)</div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  usedKernDesc-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a> = tmpDesc1;</div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  usedKernDesc = tmpDesc1;</div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <span class="keywordflow">if</span> (tmpDesc1-><a class="code" href="structmemDescriptor.html#a058bea66f641af082849f748d83ea065">limit</a> > len) {</div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  tmpDesc2 = getEmptyDesc();</div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <a class="code" href="assert_8h.html#ad6d5aaa966ca7424f7cb9bd01f2c838b">assert</a>(tmpDesc2);</div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  tmpDesc2-><a class="code" href="structmemDescriptor.html#a058bea66f641af082849f748d83ea065">limit</a> = tmpDesc1-><a class="code" href="structmemDescriptor.html#a058bea66f641af082849f748d83ea065">limit</a> - len;</div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  tmpDesc1-><a class="code" href="structmemDescriptor.html#a058bea66f641af082849f748d83ea065">limit</a> = len;</div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  tmpDesc2-><a class="code" href="structmemDescriptor.html#aa1d1c6fe6d86d782b64c1ca467250cb9">baseAddr</a> = tmpDesc1-><a class="code" href="structmemDescriptor.html#aa1d1c6fe6d86d782b64c1ca467250cb9">baseAddr</a> + len;</div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  tmpDesc2-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a> = 0x0;</div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  tmpDesc2-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a> = 0x0;</div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  insertFreeDesc(tmpDesc2);</div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  }</div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <a class="code" href="structbuf.html">buf</a> = (<span class="keywordtype">char</span> *) tmpDesc1-><a class="code" href="structmemDescriptor.html#aa1d1c6fe6d86d782b64c1ca467250cb9">baseAddr</a>;</div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  for (i = 0; i < tmpDesc1-><a class="code" href="structmemDescriptor.html#a058bea66f641af082849f748d83ea065">limit</a>; i++) {</div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  <a class="code" href="structbuf.html">buf</a>[i] = (char) 0x0;</div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  }</div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  <a class="code" href="armv6_2spinlock_8c.html#ae29ab191c93f9ead066cb462dd2e7247">spinUnlock</a>(&mallocSpinLock);</div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  <span class="comment">//kprintf("m1[%i:%i:0x%X]",tmpDesc1->limit,len,tmpDesc1->baseAddr);</span></div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  <a class="code" href="assert_8h.html#ad6d5aaa966ca7424f7cb9bd01f2c838b">assert</a>(tmpDesc1-><a class="code" href="structmemDescriptor.html#aa1d1c6fe6d86d782b64c1ca467250cb9">baseAddr</a>);</div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  <span class="keywordflow">return</span> (tmpDesc1-><a class="code" href="structmemDescriptor.html#aa1d1c6fe6d86d782b64c1ca467250cb9">baseAddr</a>);</div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  }</div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  }</div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  tmpDesc1 = getEmptyDesc();</div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  <span class="comment">//kprintf("no empty desc\n");</span></div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <span class="keywordflow">if</span> (tmpDesc1 != 0x0) {</div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  pages = ((len + 4095) / 4096);</div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  tmpDesc1-><a class="code" href="structmemDescriptor.html#aa1d1c6fe6d86d782b64c1ca467250cb9">baseAddr</a> = (<span class="keyword">struct </span><a class="code" href="structmemDescriptor.html">memDescriptor</a> *) <a class="code" href="paging_8h.html#a6d09af2e4df8a7165caa4c4b1895e87c">vmm_getFreeMallocPage</a>(pages);</div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  tmpDesc1-><a class="code" href="structmemDescriptor.html#a058bea66f641af082849f748d83ea065">limit</a> = len;</div>
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  tmpDesc1-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a> = usedKernDesc;</div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  tmpDesc1-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a> = 0x0;</div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <span class="keywordflow">if</span> (usedKernDesc != 0x0)</div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  usedKernDesc-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a> = tmpDesc1;</div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  usedKernDesc = tmpDesc1;</div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  </div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  <span class="keywordflow">if</span> (((pages * 4096) - len) > 0x0) {</div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  tmpDesc2 = getEmptyDesc();</div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  <a class="code" href="assert_8h.html#ad6d5aaa966ca7424f7cb9bd01f2c838b">assert</a>(tmpDesc2);</div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  tmpDesc2-><a class="code" href="structmemDescriptor.html#aa1d1c6fe6d86d782b64c1ca467250cb9">baseAddr</a> = tmpDesc1-><a class="code" href="structmemDescriptor.html#aa1d1c6fe6d86d782b64c1ca467250cb9">baseAddr</a> + tmpDesc1-><a class="code" href="structmemDescriptor.html#a058bea66f641af082849f748d83ea065">limit</a>;</div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  tmpDesc2-><a class="code" href="structmemDescriptor.html#a058bea66f641af082849f748d83ea065">limit</a> = ((pages * 4096) - len);</div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  tmpDesc2-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a> = 0x0;</div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  tmpDesc2-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a> = 0x0;</div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <span class="keywordflow">if</span> (tmpDesc2-><a class="code" href="structmemDescriptor.html#a058bea66f641af082849f748d83ea065">limit</a> <= 0x0)</div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  <a class="code" href="kprintf_8h.html#a20b56810edb62a6fe59917015c30848f">kprintf</a>(<span class="stringliteral">"kmalloc-2 tmpDesc2: [%i]\n"</span>, tmpDesc2-><a class="code" href="structmemDescriptor.html#a058bea66f641af082849f748d83ea065">limit</a>);</div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  insertFreeDesc(tmpDesc2);</div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  }</div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  </div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <a class="code" href="structbuf.html">buf</a> = (<span class="keywordtype">char</span> *) tmpDesc1-><a class="code" href="structmemDescriptor.html#aa1d1c6fe6d86d782b64c1ca467250cb9">baseAddr</a>;</div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  for (i = 0; i < tmpDesc1-><a class="code" href="structmemDescriptor.html#a058bea66f641af082849f748d83ea065">limit</a>; i++) {</div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <a class="code" href="structbuf.html">buf</a>[i] = (char) 0x0;</div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  }</div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  <a class="code" href="armv6_2spinlock_8c.html#ae29ab191c93f9ead066cb462dd2e7247">spinUnlock</a>(&mallocSpinLock);</div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  <span class="comment">//kprintf("baseAddr2[0x%X:0x%X]",tmpDesc1,tmpDesc1->baseAddr);</span></div>
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  <span class="comment">//kprintf("m2[%i:%i:0x%X]",tmpDesc1->limit,len,tmpDesc1->baseAddr);</span></div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  <a class="code" href="assert_8h.html#ad6d5aaa966ca7424f7cb9bd01f2c838b">assert</a>(tmpDesc1-><a class="code" href="structmemDescriptor.html#aa1d1c6fe6d86d782b64c1ca467250cb9">baseAddr</a>);</div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <span class="keywordflow">return</span> (tmpDesc1-><a class="code" href="structmemDescriptor.html#aa1d1c6fe6d86d782b64c1ca467250cb9">baseAddr</a>);</div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  }</div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  <span class="comment">//Return Null If Unable To Malloc</span></div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  <a class="code" href="armv6_2spinlock_8c.html#ae29ab191c93f9ead066cb462dd2e7247">spinUnlock</a>(&mallocSpinLock);</div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  <span class="comment">//kprintf("baseAddr3[0x0]");</span></div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <span class="keywordflow">return</span> (0x0);</div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span> }</div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  </div>
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span> <span class="comment">/************************************************************************</span></div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span> <span class="comment"></span> </div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span> <span class="comment"> Function: void kfree(void *baseAddr)</span></div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span> <span class="comment"> Description: This Will Find The Descriptor And Free It</span></div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span> <span class="comment"></span> </div>
<div class="line"><a name="l00342"></a><span class="lineno"><a class="line" href="kmalloc_8c.html#aaa9ed6886459604cf73ccdbf6410e487"> 342</a></span> <span class="comment"> Notes:</span></div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span> <span class="comment"></span> </div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span> <span class="comment"> 02/17/03 - I need To Make It Join Descriptors</span></div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span> <span class="comment"></span> </div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span> <span class="comment"> ************************************************************************/</span></div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span> <span class="keywordtype">void</span> <a class="code" href="kmalloc_8c.html#aaa9ed6886459604cf73ccdbf6410e487">kfree</a>(<span class="keywordtype">void</span> *<a class="code" href="structmemDescriptor.html#aa1d1c6fe6d86d782b64c1ca467250cb9">baseAddr</a>) {</div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <span class="keyword">struct </span><a class="code" href="structmemDescriptor.html">memDescriptor</a> *tmpDesc = 0x0;</div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  </div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  <span class="keywordflow">if</span> (<a class="code" href="structmemDescriptor.html#aa1d1c6fe6d86d782b64c1ca467250cb9">baseAddr</a> == 0x0)</div>
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  <a class="code" href="assert_8h.html#ad6d5aaa966ca7424f7cb9bd01f2c838b">assert</a>(<a class="code" href="structmemDescriptor.html#aa1d1c6fe6d86d782b64c1ca467250cb9">baseAddr</a>);</div>
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  </div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  <a class="code" href="assert_8h.html#ad6d5aaa966ca7424f7cb9bd01f2c838b">assert</a>(usedKernDesc);</div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  <a class="code" href="armv6_2spinlock_8c.html#a71f03d2ba55111c715b6068254847a53">spinLock</a>(&mallocSpinLock);</div>
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  </div>
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  <span class="keywordflow">for</span> (tmpDesc = usedKernDesc; tmpDesc != 0x0; tmpDesc = tmpDesc-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a>) {</div>
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  </div>
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  <span class="keywordflow">if</span> (tmpDesc-><a class="code" href="structmemDescriptor.html#aa1d1c6fe6d86d782b64c1ca467250cb9">baseAddr</a> == <a class="code" href="structmemDescriptor.html#aa1d1c6fe6d86d782b64c1ca467250cb9">baseAddr</a>) {</div>
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  <a class="code" href="string_8h.html#ace4b911463887af5e748326323e99a23">memset</a>(tmpDesc-><a class="code" href="structmemDescriptor.html#aa1d1c6fe6d86d782b64c1ca467250cb9">baseAddr</a>, 0xBE, tmpDesc-><a class="code" href="structmemDescriptor.html#a058bea66f641af082849f748d83ea065">limit</a>);</div>
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  </div>
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  <span class="keywordflow">if</span> (usedKernDesc == tmpDesc)</div>
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  usedKernDesc = tmpDesc-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a>;</div>
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  </div>
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  <span class="keywordflow">if</span> (tmpDesc-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a> != 0x0)</div>
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  tmpDesc-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a>-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a> = tmpDesc-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a>;</div>
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  </div>
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  <span class="keywordflow">if</span> (tmpDesc-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a> != 0x0)</div>
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  tmpDesc-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a>-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a> = tmpDesc-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a>;</div>
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  </div>
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  tmpDesc-><a class="code" href="structmemDescriptor.html#afef7871e9eb4790c4593ddfaddcd028f">next</a> = 0x0;</div>
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  tmpDesc-><a class="code" href="structmemDescriptor.html#a1c3d40435fbd7093299235a8684d8b66">prev</a> = 0x0;</div>
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  </div>
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  <span class="keywordflow">if</span> (tmpDesc-><a class="code" href="structmemDescriptor.html#a058bea66f641af082849f748d83ea065">limit</a> <= 0x0)</div>
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  <a class="code" href="kprintf_8h.html#a20b56810edb62a6fe59917015c30848f">kprintf</a>(<span class="stringliteral">"kfree tmpDesc1: [%i]\n"</span>, tmpDesc-><a class="code" href="structmemDescriptor.html#a058bea66f641af082849f748d83ea065">limit</a>);</div>
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  <span class="comment">//kprintf("{0x%X}",tmpDesc->baseAddr);</span></div>
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  insertFreeDesc(tmpDesc);</div>
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  </div>
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  <span class="comment">// mergeMemBlocks();</span></div>
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  <a class="code" href="armv6_2spinlock_8c.html#ae29ab191c93f9ead066cb462dd2e7247">spinUnlock</a>(&mallocSpinLock);</div>
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  }</div>
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  }</div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  <a class="code" href="armv6_2spinlock_8c.html#ae29ab191c93f9ead066cb462dd2e7247">spinUnlock</a>(&mallocSpinLock);</div>
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <a class="code" href="kprintf_8h.html#a20b56810edb62a6fe59917015c30848f">kprintf</a>(<span class="stringliteral">"Kernel: Error Freeing Descriptor! [0x%X]\n"</span>, (<a class="code" href="objgfx30_8h.html#ada085051a6d9a8e00a2cb256d1af14ba">uInt32</a>) <a class="code" href="structmemDescriptor.html#aa1d1c6fe6d86d782b64c1ca467250cb9">baseAddr</a>);</div>
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span> }</div>
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  </div>
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span> <span class="comment">/***</span></div>
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span> <span class="comment"> $Log: kmalloc.c,v $</span></div>
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span> <span class="comment"> Revision 1.3 2006/12/05 14:10:21 reddawg</span></div>
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span> <span class="comment"> Workign Distro</span></div>
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span> <span class="comment"></span> </div>
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span> <span class="comment"> Revision 1.2 2006/10/06 15:48:01 reddawg</span></div>
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span> <span class="comment"> Starting to make ubixos work with UFS2</span></div>
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span> <span class="comment"></span> </div>
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span> <span class="comment"> Revision 1.1.1.1 2006/06/01 12:46:16 reddawg</span></div>
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span> <span class="comment"> ubix2</span></div>
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span> <span class="comment"></span> </div>
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span> <span class="comment"> Revision 1.4 2006/06/01 12:42:09 reddawg</span></div>
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span> <span class="comment"> Getting back to the basics</span></div>
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span> <span class="comment"></span> </div>
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span> <span class="comment"> Revision 1.3 2006/06/01 03:58:33 reddawg</span></div>
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span> <span class="comment"> wondering about this stuff here</span></div>
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span> <span class="comment"></span> </div>
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span> <span class="comment"> Revision 1.2 2005/10/12 00:13:37 reddawg</span></div>
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span> <span class="comment"> Removed</span></div>
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span> <span class="comment"></span> </div>
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span> <span class="comment"> Revision 1.1.1.1 2005/09/26 17:24:11 reddawg</span></div>
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span> <span class="comment"> no message</span></div>
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span> <span class="comment"></span> </div>
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span> <span class="comment"> Revision 1.35 2005/08/04 18:32:59 fsdfs</span></div>
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span> <span class="comment"></span> </div>
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span> <span class="comment"> added error reporting</span></div>
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span> <span class="comment"></span> </div>
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span> <span class="comment"> Revision 1.34 2005/08/04 18:23:41 reddawg</span></div>
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span> <span class="comment"> BUG: Assert has issues that must be looked into</span></div>
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span> <span class="comment"></span> </div>
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span> <span class="comment"> Revision 1.33 2005/08/04 17:11:11 fsdfs</span></div>
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span> <span class="comment"></span> </div>
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span> <span class="comment"> ----------------------------------------</span></div>
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span> <span class="comment"></span> </div>
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span> <span class="comment"> -------------------</span></div>
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span> <span class="comment"></span> </div>
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span> <span class="comment"> Revision 1.32 2004/09/28 21:50:04 reddawg</span></div>
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span> <span class="comment"> kmalloc: now when we kfree memory is filled with 0xBE so it is easy to debug if we continue to use free'd memory</span></div>
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span> <span class="comment"></span> </div>
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span> <span class="comment"> Revision 1.31 2004/09/19 16:17:25 reddawg</span></div>
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span> <span class="comment"> fixed memory leak we now lose no memory....</span></div>
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span> <span class="comment"></span> </div>
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span> <span class="comment"> Revision 1.30 2004/09/14 21:51:24 reddawg</span></div>
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span> <span class="comment"> Debug info</span></div>
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span> <span class="comment"></span> </div>
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span> <span class="comment"> Revision 1.29 2004/09/11 23:39:31 reddawg</span></div>
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span> <span class="comment"> ok time for bed</span></div>
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span> <span class="comment"></span> </div>
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span> <span class="comment"> Revision 1.28 2004/09/11 23:21:26 reddawg</span></div>
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span> <span class="comment"> run now do you get fegfaults with BB?</span></div>
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span> <span class="comment"></span> </div>
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span> <span class="comment"> Revision 1.27 2004/09/11 22:49:28 reddawg</span></div>
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span> <span class="comment"> pat look at lines 276-285 does the math seem right?</span></div>
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span> <span class="comment"></span> </div>
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span> <span class="comment"> Revision 1.26 2004/09/11 22:33:13 reddawg</span></div>
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span> <span class="comment"> minor changes</span></div>
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span> <span class="comment"></span> </div>
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span> <span class="comment"> Revision 1.25 2004/09/11 12:11:11 reddawg</span></div>
<div class="line"><a name="l00447"></a><span class="lineno"> 447</span> <span class="comment"> Cleaning up the VFS more changes to follow...</span></div>
<div class="line"><a name="l00448"></a><span class="lineno"> 448</span> <span class="comment"></span> </div>
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span> <span class="comment"> Revision 1.24 2004/09/08 23:19:58 reddawg</span></div>
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span> <span class="comment"> hmm</span></div>
<div class="line"><a name="l00451"></a><span class="lineno"> 451</span> <span class="comment"></span> </div>
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span> <span class="comment"> Revision 1.23 2004/09/06 15:13:25 reddawg</span></div>
<div class="line"><a name="l00453"></a><span class="lineno"> 453</span> <span class="comment"> Last commit before FreeBSD 6.0</span></div>
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span> <span class="comment"></span> </div>
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span> <span class="comment"> Revision 1.22 2004/08/26 22:51:18 reddawg</span></div>
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span> <span class="comment"> TCA touched me :( i think he likes men....</span></div>
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span> <span class="comment"></span> </div>
<div class="line"><a name="l00458"></a><span class="lineno"> 458</span> <span class="comment"></span> </div>
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span> <span class="comment"> sched.h: kTask_t added parentPid</span></div>
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span> <span class="comment"> endtask.c: fixed term back to parentPid</span></div>
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span> <span class="comment"> exec.c: cleaned warnings</span></div>
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span> <span class="comment"> fork.c: fixed term to childPid</span></div>
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span> <span class="comment"> sched.c: clean up for dead tasks</span></div>
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span> <span class="comment"> systemtask.c: clean up dead tasks</span></div>
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span> <span class="comment"> kmalloc.c: cleaned up warnings</span></div>
<div class="line"><a name="l00466"></a><span class="lineno"> 466</span> <span class="comment"> udp.c: cleaned up warnings</span></div>
<div class="line"><a name="l00467"></a><span class="lineno"> 467</span> <span class="comment"> bot.c: cleaned up warnings</span></div>
<div class="line"><a name="l00468"></a><span class="lineno"> 468</span> <span class="comment"> shell.c: cleaned up warnings</span></div>
<div class="line"><a name="l00469"></a><span class="lineno"> 469</span> <span class="comment"> tcpdump.c: took a dump</span></div>
<div class="line"><a name="l00470"></a><span class="lineno"> 470</span> <span class="comment"> hd.c: cleaned up warnings</span></div>
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span> <span class="comment"> ubixfs.c: stopped prning debug info</span></div>
<div class="line"><a name="l00472"></a><span class="lineno"> 472</span> <span class="comment"></span> </div>
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span> <span class="comment"> Revision 1.21 2004/07/28 15:05:43 reddawg</span></div>
<div class="line"><a name="l00474"></a><span class="lineno"> 474</span> <span class="comment"> Major:</span></div>
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span> <span class="comment"> Pages now have strict security enforcement.</span></div>
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span> <span class="comment"> Many null dereferences have been resolved.</span></div>
<div class="line"><a name="l00477"></a><span class="lineno"> 477</span> <span class="comment"> When apps loaded permissions set for pages rw and ro</span></div>
<div class="line"><a name="l00478"></a><span class="lineno"> 478</span> <span class="comment"></span> </div>
<div class="line"><a name="l00479"></a><span class="lineno"> 479</span> <span class="comment"> Revision 1.20 2004/07/28 00:17:05 reddawg</span></div>
<div class="line"><a name="l00480"></a><span class="lineno"> 480</span> <span class="comment"> Major:</span></div>
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span> <span class="comment"> Disconnected page 0x0 from the system... Unfortunately this broke many things</span></div>
<div class="line"><a name="l00482"></a><span class="lineno"> 482</span> <span class="comment"> all of which have been fixed. This was good because nothing deferences NULL</span></div>
<div class="line"><a name="l00483"></a><span class="lineno"> 483</span> <span class="comment"> any more.</span></div>
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span> <span class="comment"></span> </div>
<div class="line"><a name="l00485"></a><span class="lineno"> 485</span> <span class="comment"> Things affected:</span></div>
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span> <span class="comment"> malloc,kmalloc,getfreepage,getfreevirtualpage,pagefault,fork,exec,ld,ld.so,exec,file</span></div>
<div class="line"><a name="l00487"></a><span class="lineno"> 487</span> <span class="comment"></span> </div>
<div class="line"><a name="l00488"></a><span class="lineno"> 488</span> <span class="comment"> Revision 1.19 2004/07/26 19:15:49 reddawg</span></div>
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span> <span class="comment"> test code, fixes and the like</span></div>
<div class="line"><a name="l00490"></a><span class="lineno"> 490</span> <span class="comment"></span> </div>
<div class="line"><a name="l00491"></a><span class="lineno"> 491</span> <span class="comment"> Revision 1.18 2004/07/26 16:52:45 reddawg</span></div>
<div class="line"><a name="l00492"></a><span class="lineno"> 492</span> <span class="comment"> here we go</span></div>
<div class="line"><a name="l00493"></a><span class="lineno"> 493</span> <span class="comment"></span> </div>
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span> <span class="comment"> Revision 1.17 2004/07/24 23:04:44 reddawg</span></div>
<div class="line"><a name="l00495"></a><span class="lineno"> 495</span> <span class="comment"> Changes... mark let me know if you fault at pid 185 when you type stress</span></div>
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span> <span class="comment"></span> </div>
<div class="line"><a name="l00497"></a><span class="lineno"> 497</span> <span class="comment"> Revision 1.16 2004/07/21 10:02:09 reddawg</span></div>
<div class="line"><a name="l00498"></a><span class="lineno"> 498</span> <span class="comment"> devfs: renamed functions</span></div>
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span> <span class="comment"> device system: renamed functions</span></div>
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span> <span class="comment"> fdc: fixed a few potential bugs and cleaned up some unused variables</span></div>
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span> <span class="comment"> strol: fixed definition</span></div>
<div class="line"><a name="l00502"></a><span class="lineno"> 502</span> <span class="comment"> endtask: made it print out freepage debug info</span></div>
<div class="line"><a name="l00503"></a><span class="lineno"> 503</span> <span class="comment"> kmalloc: fixed a huge memory leak we had some unhandled descriptor insertion so some descriptors were lost</span></div>
<div class="line"><a name="l00504"></a><span class="lineno"> 504</span> <span class="comment"> ld: fixed a pointer conversion</span></div>
<div class="line"><a name="l00505"></a><span class="lineno"> 505</span> <span class="comment"> file: cleaned up a few unused variables</span></div>
<div class="line"><a name="l00506"></a><span class="lineno"> 506</span> <span class="comment"> sched: broke task deletion</span></div>
<div class="line"><a name="l00507"></a><span class="lineno"> 507</span> <span class="comment"> kprintf: fixed ogPrintf definition</span></div>
<div class="line"><a name="l00508"></a><span class="lineno"> 508</span> <span class="comment"></span> </div>
<div class="line"><a name="l00509"></a><span class="lineno"> 509</span> <span class="comment"> Revision 1.15 2004/07/20 23:20:50 reddawg</span></div>
<div class="line"><a name="l00510"></a><span class="lineno"> 510</span> <span class="comment"> kmalloc: forgot to remove an assert</span></div>
<div class="line"><a name="l00511"></a><span class="lineno"> 511</span> <span class="comment"></span> </div>
<div class="line"><a name="l00512"></a><span class="lineno"> 512</span> <span class="comment"> Revision 1.14 2004/07/20 23:18:11 reddawg</span></div>
<div class="line"><a name="l00513"></a><span class="lineno"> 513</span> <span class="comment"> Made malloc a little more robust but we have a serious memory leak somewhere</span></div>
<div class="line"><a name="l00514"></a><span class="lineno"> 514</span> <span class="comment"></span> </div>
<div class="line"><a name="l00515"></a><span class="lineno"> 515</span> <span class="comment"> Revision 1.13 2004/07/20 22:29:55 reddawg</span></div>
<div class="line"><a name="l00516"></a><span class="lineno"> 516</span> <span class="comment"> assert: remade assert</span></div>
<div class="line"><a name="l00517"></a><span class="lineno"> 517</span> <span class="comment"></span> </div>
<div class="line"><a name="l00518"></a><span class="lineno"> 518</span> <span class="comment"> Revision 1.12 2004/07/20 18:58:24 reddawg</span></div>
<div class="line"><a name="l00519"></a><span class="lineno"> 519</span> <span class="comment"> Few fixes</span></div>
<div class="line"><a name="l00520"></a><span class="lineno"> 520</span> <span class="comment"></span> </div>
<div class="line"><a name="l00521"></a><span class="lineno"> 521</span> <span class="comment"> Revision 1.11 2004/07/18 05:24:15 reddawg</span></div>
<div class="line"><a name="l00522"></a><span class="lineno"> 522</span> <span class="comment"> Fixens</span></div>
<div class="line"><a name="l00523"></a><span class="lineno"> 523</span> <span class="comment"></span> </div>
<div class="line"><a name="l00524"></a><span class="lineno"> 524</span> <span class="comment"> Revision 1.10 2004/07/17 18:00:47 reddawg</span></div>
<div class="line"><a name="l00525"></a><span class="lineno"> 525</span> <span class="comment"> kmalloc: added assert()</span></div>
<div class="line"><a name="l00526"></a><span class="lineno"> 526</span> <span class="comment"></span> </div>
<div class="line"><a name="l00527"></a><span class="lineno"> 527</span> <span class="comment"> Revision 1.9 2004/07/17 15:54:52 reddawg</span></div>
<div class="line"><a name="l00528"></a><span class="lineno"> 528</span> <span class="comment"> kmalloc: added assert()</span></div>
<div class="line"><a name="l00529"></a><span class="lineno"> 529</span> <span class="comment"> bioscall: fixed some potential problem by not making 16bit code</span></div>
<div class="line"><a name="l00530"></a><span class="lineno"> 530</span> <span class="comment"> paging: added assert()</span></div>
<div class="line"><a name="l00531"></a><span class="lineno"> 531</span> <span class="comment"></span> </div>
<div class="line"><a name="l00532"></a><span class="lineno"> 532</span> <span class="comment"> Revision 1.8 2004/06/17 14:50:32 reddawg</span></div>
<div class="line"><a name="l00533"></a><span class="lineno"> 533</span> <span class="comment"> kmalloc: converted some variables to static</span></div>
<div class="line"><a name="l00534"></a><span class="lineno"> 534</span> <span class="comment"></span> </div>
<div class="line"><a name="l00535"></a><span class="lineno"> 535</span> <span class="comment"> Revision 1.7 2004/06/17 02:54:54 flameshadow</span></div>
<div class="line"><a name="l00536"></a><span class="lineno"> 536</span> <span class="comment"> chg: fixed cast</span></div>
<div class="line"><a name="l00537"></a><span class="lineno"> 537</span> <span class="comment"></span> </div>
<div class="line"><a name="l00538"></a><span class="lineno"> 538</span> <span class="comment"> Revision 1.6 2004/05/26 11:56:51 reddawg</span></div>
<div class="line"><a name="l00539"></a><span class="lineno"> 539</span> <span class="comment"> kmalloc: fixed memrgeMemBlocks hopefully it will prevent future segfault issues</span></div>
<div class="line"><a name="l00540"></a><span class="lineno"> 540</span> <span class="comment"> by not having any more overlapping blocks</span></div>
<div class="line"><a name="l00541"></a><span class="lineno"> 541</span> <span class="comment"></span> </div>
<div class="line"><a name="l00542"></a><span class="lineno"> 542</span> <span class="comment"> Revision 1.5 2004/05/25 14:01:14 reddawg</span></div>
<div class="line"><a name="l00543"></a><span class="lineno"> 543</span> <span class="comment"> Implimented Better Spinlocking No More Issues With KMALLOC which actually</span></div>
<div class="line"><a name="l00544"></a><span class="lineno"> 544</span> <span class="comment"> was causing bizzare problems</span></div>
<div class="line"><a name="l00545"></a><span class="lineno"> 545</span> <span class="comment"></span> </div>
<div class="line"><a name="l00546"></a><span class="lineno"> 546</span> <span class="comment"> END</span></div>
<div class="line"><a name="l00547"></a><span class="lineno"> 547</span> <span class="comment"> ***/</span></div>
<div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  </div>
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