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 <span id="projectnumber">2.0</span>
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<div class="title">smp.c</div> </div>
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<a href="smp_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="smp_8h.html">ubixos/smp.h</a>></span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include <<a class="code" href="spinlock_8h.html">ubixos/spinlock.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="kprintf_8h.html">lib/kprintf.h</a>></span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#include <lib/string.h></span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#include <<a class="code" href="io_8h.html">sys/io.h</a>></span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  </div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="keyword">static</span> <span class="keyword">struct </span><a class="code" href="structspinLock.html">spinLock</a> initSpinLock = <a class="code" href="spinlock_8h.html#a0fe85a4f3642683148b25916d6c5eafd">SPIN_LOCK_INITIALIZER</a>;</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="keyword">static</span> <span class="keyword">struct </span><a class="code" href="structspinLock.html">spinLock</a> cpuInfoLock = <a class="code" href="spinlock_8h.html#a0fe85a4f3642683148b25916d6c5eafd">SPIN_LOCK_INITIALIZER</a>;</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="keyword">static</span> <a class="code" href="objgfx30_8h.html#ada085051a6d9a8e00a2cb256d1af14ba">uInt32</a> cpus = 0;</div>
<div class="line"><a name="l00039"></a><span class="lineno"><a class="line" href="smp_8c.html#a963def6fffd92dece6dd156abbcf4fa0"> 39</a></span> <span class="keyword">struct </span><a class="code" href="structcpuinfo__t.html">cpuinfo_t</a> <a class="code" href="smp_8c.html#a963def6fffd92dece6dd156abbcf4fa0">cpuinfo</a>[8];</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  </div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <a class="code" href="objgfx30_8h.html#aa4e0f27a9aca905e340c06d2dcae843c">uInt8</a> <a class="code" href="smp_8c.html#a0844b0ab23ee41899fc5d622078d20d6">kernel_function</a>(<span class="keywordtype">void</span>);</div>
<div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="smp_8c.html#a5f2d0854cc28b4f2ef16a03061d9d237"> 42</a></span> <a class="code" href="objgfx30_8h.html#aa4e0f27a9aca905e340c06d2dcae843c">uInt8</a> *<a class="code" href="smp_8c.html#a5f2d0854cc28b4f2ef16a03061d9d237">vram</a> = (<a class="code" href="objgfx30_8h.html#aa4e0f27a9aca905e340c06d2dcae843c">uInt8</a> *)0xB8000;</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  </div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> apicRead(address) {</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keywordflow">return</span> *(<span class="keyword">volatile</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *) (0xFEE00000 + address);</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> }</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  </div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> apicWrite(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> address,<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> data) {</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  *(<span class="keyword">volatile</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *) (0xFEE00000 + address) = data;</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>  </div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="keyword">static</span> __inline__ <span class="keywordtype">void</span> setDr3 (<span class="keywordtype">void</span> *dr3) {</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keyword">register</span> <a class="code" href="objgfx30_8h.html#ada085051a6d9a8e00a2cb256d1af14ba">uInt32</a> value = (<a class="code" href="objgfx30_8h.html#ada085051a6d9a8e00a2cb256d1af14ba">uInt32</a>)dr3;</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  __asm__ __volatile__ (<span class="stringliteral">"mov %0, %%dr3"</span> :: <span class="stringliteral">"r"</span> (value));</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>  </div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="keyword">static</span> __inline__ <a class="code" href="objgfx30_8h.html#ada085051a6d9a8e00a2cb256d1af14ba">uInt32</a> getDr3 (<span class="keywordtype">void</span>) {</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keyword">register</span> <a class="code" href="objgfx30_8h.html#ada085051a6d9a8e00a2cb256d1af14ba">uInt32</a> value;</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  __asm__ __volatile__ (<span class="stringliteral">"mov %%dr3, %0"</span> : <span class="stringliteral">"=r"</span> (value));</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keywordflow">return</span> value;</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>  </div>
<div class="line"><a name="l00063"></a><span class="lineno"><a class="line" href="structgdt__descr.html"> 63</a></span> <span class="keyword">struct </span><a class="code" href="structgdt__descr.html">gdt_descr</a> {</div>
<div class="line"><a name="l00064"></a><span class="lineno"><a class="line" href="structgdt__descr.html#a2c59f0ca24b900a4bfc00019185296b7"> 64</a></span>  <a class="code" href="objgfx30_8h.html#a81f3b46fa4ddd984830104840a08da82">uInt16</a> <a class="code" href="structgdt__descr.html#a2c59f0ca24b900a4bfc00019185296b7">limit</a>;</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <a class="code" href="objgfx30_8h.html#ada085051a6d9a8e00a2cb256d1af14ba">uInt32</a> *base <a class="code" href="structgdt__descr.html#a9c540c5e1672426b7c6430e1b2f66fba">__attribute__</a> ((packed));</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> };</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="keyword">static</span> <span class="keywordtype">void</span> GDT_fixer() {</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keyword">struct </span><a class="code" href="structgdt__descr.html">gdt_descr</a> <a class="code" href="structgdt__descr.html">gdt_descr</a>;</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <a class="code" href="objgfx30_8h.html#ada085051a6d9a8e00a2cb256d1af14ba">uInt32</a> *gdt = (<a class="code" href="objgfx30_8h.html#ada085051a6d9a8e00a2cb256d1af14ba">uInt32</a> *)0x20000; <span class="comment">// 128KB</span></div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  </div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  gdt[0] = 0;</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  gdt[1] = 0;</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  gdt[2] = 0x0000ffff;<span class="comment">// seg 0x8 -- DPL 0 4GB code</span></div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  gdt[3] = 0x00cf9a00;</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  gdt[4] = 0x0000ffff;<span class="comment">// seg 0x10 -- DPL 0 4GB data</span></div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  gdt[5] = 0x00cf9200;</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  gdt[6] = 0x0000ffff;<span class="comment">// seg 0x1b -- DPL 3 4GB code</span></div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  gdt[7] = 0x00cffa00;</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  gdt[8] = 0x0000ffff;<span class="comment">// seg 0x23 -- DPL 3 4GB data</span></div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  gdt[9] = 0x00cff200;</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>  <a class="code" href="structgdt__descr.html">gdt_descr</a>.<a class="code" href="structgdt__descr.html#a2c59f0ca24b900a4bfc00019185296b7">limit</a> = 32 * 4;</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <a class="code" href="structgdt__descr.html">gdt_descr</a>.base = gdt;</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  </div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="comment">/*</span></div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="comment"> asm("lgdt %0;" : : "m" (gdt_descr));</span></div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="comment"> __asm__ __volatile__ ("ljmp %0,$1f; 1:" :: "i" (0x08));</span></div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="comment"> __asm__ __volatile__ ("movw %w0,%%ds" :: "r" (0x10));</span></div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="comment"> __asm__ __volatile__ ("movw %w0,%%es" :: "r" (0x10));</span></div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="comment"> __asm__ __volatile__ ("movw %w0,%%ss" :: "r" (0x10));</span></div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> }</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  </div>
<div class="line"><a name="l00095"></a><span class="lineno"><a class="line" href="smp_8c.html#a66c37e11ba7abfcafc63146553b2cd16"> 95</a></span> <span class="keywordtype">void</span> <a class="code" href="smp_8c.html#a66c37e11ba7abfcafc63146553b2cd16">cpu0_thread</a>(<span class="keywordtype">void</span>) {</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keywordflow">for</span>(;;) {</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <a class="code" href="smp_8c.html#a5f2d0854cc28b4f2ef16a03061d9d237">vram</a>[40+640] = <a class="code" href="smp_8c.html#a0844b0ab23ee41899fc5d622078d20d6">kernel_function</a>();</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <a class="code" href="smp_8c.html#a5f2d0854cc28b4f2ef16a03061d9d237">vram</a>[42+640]++;</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"><a class="line" href="smp_8c.html#a5e82e9f1e0fec1ac5db2ebd16652a043"> 101</a></span> <span class="keywordtype">void</span> <a class="code" href="smp_8c.html#a5e82e9f1e0fec1ac5db2ebd16652a043">cpu1_thread</a>(<span class="keywordtype">void</span>) {</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keywordflow">for</span>(;;) {</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <a class="code" href="smp_8c.html#a5f2d0854cc28b4f2ef16a03061d9d237">vram</a>[60+640] = <a class="code" href="smp_8c.html#a0844b0ab23ee41899fc5d622078d20d6">kernel_function</a>();</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <a class="code" href="smp_8c.html#a5f2d0854cc28b4f2ef16a03061d9d237">vram</a>[62+640]++;</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"><a class="line" href="smp_8c.html#acfec913213194039ad31b2602bf8af4f"> 107</a></span> <span class="keywordtype">void</span> <a class="code" href="smp_8c.html#acfec913213194039ad31b2602bf8af4f">cpu2_thread</a>(<span class="keywordtype">void</span>) {</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordflow">for</span>(;;) {</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <a class="code" href="smp_8c.html#a5f2d0854cc28b4f2ef16a03061d9d237">vram</a>[80+640] = <a class="code" href="smp_8c.html#a0844b0ab23ee41899fc5d622078d20d6">kernel_function</a>();</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <a class="code" href="smp_8c.html#a5f2d0854cc28b4f2ef16a03061d9d237">vram</a>[82+640]++;</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> }</div>
<div class="line"><a name="l00113"></a><span class="lineno"><a class="line" href="smp_8c.html#a13735e9644e3c9a01bfc7785b31691ab"> 113</a></span> <span class="keywordtype">void</span> <a class="code" href="smp_8c.html#a13735e9644e3c9a01bfc7785b31691ab">cpu3_thread</a>(<span class="keywordtype">void</span>) {</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="keywordflow">for</span>(;;) {</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <a class="code" href="smp_8c.html#a5f2d0854cc28b4f2ef16a03061d9d237">vram</a>[100+640] = <a class="code" href="smp_8c.html#a0844b0ab23ee41899fc5d622078d20d6">kernel_function</a>();</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <a class="code" href="smp_8c.html#a5f2d0854cc28b4f2ef16a03061d9d237">vram</a>[102+640]++;</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  }</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span> }</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  </div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span> <span class="keyword">static</span> <span class="keyword">struct </span><a class="code" href="structspinLock.html">spinLock</a> bkl = <a class="code" href="spinlock_8h.html#a0fe85a4f3642683148b25916d6c5eafd">SPIN_LOCK_INITIALIZER</a>;</div>
<div class="line"><a name="l00121"></a><span class="lineno"><a class="line" href="smp_8c.html#a0844b0ab23ee41899fc5d622078d20d6"> 121</a></span> <a class="code" href="objgfx30_8h.html#aa4e0f27a9aca905e340c06d2dcae843c">uInt8</a> <a class="code" href="smp_8c.html#a0844b0ab23ee41899fc5d622078d20d6">kernel_function</a>(<span class="keywordtype">void</span>) {</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keyword">struct </span><a class="code" href="structcpuinfo__t.html">cpuinfo_t</a> *cpu;</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  </div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <a class="code" href="armv6_2spinlock_8c.html#a71f03d2ba55111c715b6068254847a53">spinLock</a>(&bkl);</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  </div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  cpu = (<span class="keyword">struct </span><a class="code" href="structcpuinfo__t.html">cpuinfo_t</a> *)getDr3();</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  </div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <a class="code" href="armv6_2spinlock_8c.html#ae29ab191c93f9ead066cb462dd2e7247">spinUnlock</a>(&bkl);</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">return</span>(<span class="charliteral">'0'</span> + cpu-><a class="code" href="structcpuinfo__t.html#af5c4407ffad5df94902b218355267260">id</a>);</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>  </div>
<div class="line"><a name="l00133"></a><span class="lineno"><a class="line" href="smp_8c.html#ac7cb5b4b2fbc61966a6dfc8044a7b800"> 133</a></span> <span class="keywordtype">void</span> <a class="code" href="smp_8c.html#ac7cb5b4b2fbc61966a6dfc8044a7b800">c_ap_boot</a>(<span class="keywordtype">void</span>) {</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  </div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="keywordflow">while</span>(<a class="code" href="armv6_2spinlock_8c.html#a6c0fe254de396873793ccc16915a6631">spinLockLocked</a>(&initSpinLock));</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  </div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keywordflow">switch</span>(<a class="code" href="smp_8c.html#a452f210aee65a2a30cbc5cb8923a9881">cpuInfo</a>()) {</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keywordflow">case</span> 1:</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <a class="code" href="smp_8c.html#a5e82e9f1e0fec1ac5db2ebd16652a043">cpu1_thread</a>();</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keywordflow">case</span> 2:</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <a class="code" href="smp_8c.html#acfec913213194039ad31b2602bf8af4f">cpu2_thread</a>();</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keywordflow">case</span> 3:</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <a class="code" href="smp_8c.html#a13735e9644e3c9a01bfc7785b31691ab">cpu3_thread</a>();</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  }</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>  <a class="code" href="io_8h.html#a8acc1a06073db2e7b92ffbd00fbd0cf1">outportByte</a>(0xe9,<span class="charliteral">'5'</span>);</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  </div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keywordflow">for</span>(;;) {</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keyword">asm</span>(<span class="stringliteral">"nop"</span>);</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  }</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> }</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  </div>
<div class="line"><a name="l00156"></a><span class="lineno"><a class="line" href="smp_8c.html#ace31619db109aa8b20a916d48969928d"> 156</a></span> <span class="keywordtype">void</span> <a class="code" href="smp_8c.html#ace31619db109aa8b20a916d48969928d">smpInit</a>() {</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <a class="code" href="armv6_2spinlock_8c.html#a71f03d2ba55111c715b6068254847a53">spinLock</a>(&initSpinLock);</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  GDT_fixer();</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <a class="code" href="smp_8c.html#ac89d80447fce7d622c7dfc6620039600">cpuidDetect</a>();</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <a class="code" href="smp_8c.html#a452f210aee65a2a30cbc5cb8923a9881">cpuInfo</a>();</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <a class="code" href="smp_8c.html#a70e557cb01aee676855cee05b0769288">apicMagic</a>();</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <a class="code" href="armv6_2spinlock_8c.html#ae29ab191c93f9ead066cb462dd2e7247">spinUnlock</a>(&initSpinLock);</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>  <span class="comment">//cpu0_thread(); </span></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> }</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  </div>
<div class="line"><a name="l00168"></a><span class="lineno"><a class="line" href="smp_8c.html#ac89d80447fce7d622c7dfc6620039600"> 168</a></span> <span class="keywordtype">void</span> <a class="code" href="smp_8c.html#ac89d80447fce7d622c7dfc6620039600">cpuidDetect</a>() {</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="keywordflow">if</span> (!(<a class="code" href="smp_8c.html#aabe8182d15984977e87831f32527ff78">getEflags</a>() & (1<<21)) ) {</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <a class="code" href="smp_8c.html#a133d6aaf4635e4585ee54a0438d0bf36">setEflags</a>(<a class="code" href="smp_8c.html#aabe8182d15984977e87831f32527ff78">getEflags</a>() | (1<<21));</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="keywordflow">if</span>( !(<a class="code" href="smp_8c.html#aabe8182d15984977e87831f32527ff78">getEflags</a>() & (1<<21)) ) {</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <a class="code" href="armv6_2kpanic_8c.html#adb9a182aa071791a306163d50d653deb">kpanic</a>(<span class="stringliteral">"CPU doesn't support CPUID, get a newer machine\n"</span>);</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  }</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> }</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  </div>
<div class="line"><a name="l00177"></a><span class="lineno"><a class="line" href="smp_8c.html#a452f210aee65a2a30cbc5cb8923a9881"> 177</a></span> <a class="code" href="objgfx30_8h.html#aa4e0f27a9aca905e340c06d2dcae843c">uInt8</a> <a class="code" href="smp_8c.html#a452f210aee65a2a30cbc5cb8923a9881">cpuInfo</a>() {</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <a class="code" href="objgfx30_8h.html#ada085051a6d9a8e00a2cb256d1af14ba">uInt32</a> data[4],i;</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">if</span>( !(<a class="code" href="smp_8c.html#aabe8182d15984977e87831f32527ff78">getEflags</a>() & (1<<21)) ) { <span class="comment">// If the cpuid bit in eflags not set..</span></div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <a class="code" href="smp_8c.html#a133d6aaf4635e4585ee54a0438d0bf36">setEflags</a>(<a class="code" href="smp_8c.html#aabe8182d15984977e87831f32527ff78">getEflags</a>() | (1<<21));<span class="comment">// ..try and set it to see if it comes on..</span></div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="keywordflow">if</span>( !(<a class="code" href="smp_8c.html#aabe8182d15984977e87831f32527ff78">getEflags</a>() & (1<<21)) ) { <span class="comment">// It didn't.. This CPU suck</span></div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <a class="code" href="armv6_2kpanic_8c.html#adb9a182aa071791a306163d50d653deb">kpanic</a>(<span class="stringliteral">"CPU doesn't support CPUID, get a newer machine\n"</span>);</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  }</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  }</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>  <a class="code" href="armv6_2spinlock_8c.html#a71f03d2ba55111c715b6068254847a53">spinLock</a>(&cpuInfoLock);</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <a class="code" href="smp_8c.html#a963def6fffd92dece6dd156abbcf4fa0">cpuinfo</a>[cpus].<a class="code" href="structcpuinfo__t.html#a55e6db773b2ec5602b132fe54ef2da27">ok</a> = 1;</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <a class="code" href="smp_8c.html#a963def6fffd92dece6dd156abbcf4fa0">cpuinfo</a>[cpus].<a class="code" href="structcpuinfo__t.html#aa76ba6d81506e6a5d086cb8c61a6246f">apic_id</a> = apicRead(0x20) >> 24;</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <a class="code" href="smp_8c.html#a963def6fffd92dece6dd156abbcf4fa0">cpuinfo</a>[cpus].<a class="code" href="structcpuinfo__t.html#a7b9f17434cf958ae23150aea98a91724">apic_ver</a> = apicRead(0x30) & 0xFF;</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  </div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <a class="code" href="smp_8h.html#a8e797e0b8a36194fca8fa45767974c2f">cpuid</a>(0,data);</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  *(<a class="code" href="objgfx30_8h.html#ada085051a6d9a8e00a2cb256d1af14ba">uInt32</a> *)&<a class="code" href="smp_8c.html#a963def6fffd92dece6dd156abbcf4fa0">cpuinfo</a>[cpus].<a class="code" href="structcpuinfo__t.html#ae529ad76c06841e1f825296d0ec107a0">ident</a>[0] = data[1];</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  *(<a class="code" href="objgfx30_8h.html#ada085051a6d9a8e00a2cb256d1af14ba">uInt32</a> *)&<a class="code" href="smp_8c.html#a963def6fffd92dece6dd156abbcf4fa0">cpuinfo</a>[cpus].<a class="code" href="structcpuinfo__t.html#ae529ad76c06841e1f825296d0ec107a0">ident</a>[4] = data[3];</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  *(<a class="code" href="objgfx30_8h.html#ada085051a6d9a8e00a2cb256d1af14ba">uInt32</a> *)&<a class="code" href="smp_8c.html#a963def6fffd92dece6dd156abbcf4fa0">cpuinfo</a>[cpus].<a class="code" href="structcpuinfo__t.html#ae529ad76c06841e1f825296d0ec107a0">ident</a>[8] = data[2];</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <a class="code" href="smp_8c.html#a963def6fffd92dece6dd156abbcf4fa0">cpuinfo</a>[cpus].<a class="code" href="structcpuinfo__t.html#ae529ad76c06841e1f825296d0ec107a0">ident</a>[17] = 0;</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <a class="code" href="smp_8c.html#a963def6fffd92dece6dd156abbcf4fa0">cpuinfo</a>[cpus].<a class="code" href="structcpuinfo__t.html#a666edb35af6b506907e999f0c29ee91f">max</a> = data[0];</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  </div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <a class="code" href="smp_8h.html#a8e797e0b8a36194fca8fa45767974c2f">cpuid</a>(1,data);</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <a class="code" href="smp_8c.html#a963def6fffd92dece6dd156abbcf4fa0">cpuinfo</a>[cpus].<a class="code" href="structcpuinfo__t.html#a4dc954f30d7ac869a43702bc6a0389dc">signature</a> = data[0];</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <a class="code" href="smp_8c.html#a963def6fffd92dece6dd156abbcf4fa0">cpuinfo</a>[cpus].<a class="code" href="structcpuinfo__t.html#ab8935d0ed0f78c40e238027b807d2ee7">feature</a> = data[3];</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  </div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <a class="code" href="smp_8h.html#a8e797e0b8a36194fca8fa45767974c2f">cpuid</a>(0x80000000,data);</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="keywordflow">if</span>(data[0]>=0x80000004) {</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="keywordflow">for</span>(i=0;i<3;i++) {</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <a class="code" href="smp_8h.html#a8e797e0b8a36194fca8fa45767974c2f">cpuid</a>(0x80000002 + i,data);</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  </div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  *(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *)&<a class="code" href="smp_8c.html#a963def6fffd92dece6dd156abbcf4fa0">cpuinfo</a>[cpus].<a class="code" href="structcpuinfo__t.html#abf3a842f1c5959d5a6abf52bda0b7dae">brand</a>[16*i+0] = data[0];</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  *(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *)&<a class="code" href="smp_8c.html#a963def6fffd92dece6dd156abbcf4fa0">cpuinfo</a>[cpus].<a class="code" href="structcpuinfo__t.html#abf3a842f1c5959d5a6abf52bda0b7dae">brand</a>[16*i+4] = data[1];</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  *(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *)&<a class="code" href="smp_8c.html#a963def6fffd92dece6dd156abbcf4fa0">cpuinfo</a>[cpus].<a class="code" href="structcpuinfo__t.html#abf3a842f1c5959d5a6abf52bda0b7dae">brand</a>[16*i+8] = data[2];</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  *(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *)&<a class="code" href="smp_8c.html#a963def6fffd92dece6dd156abbcf4fa0">cpuinfo</a>[cpus].<a class="code" href="structcpuinfo__t.html#abf3a842f1c5959d5a6abf52bda0b7dae">brand</a>[16*i+12] = data[3];</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  }</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <a class="code" href="smp_8c.html#a963def6fffd92dece6dd156abbcf4fa0">cpuinfo</a>[cpus].<a class="code" href="structcpuinfo__t.html#abf3a842f1c5959d5a6abf52bda0b7dae">brand</a>[48] = 0;</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  }</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <a class="code" href="smp_8c.html#a963def6fffd92dece6dd156abbcf4fa0">cpuinfo</a>[cpus].<a class="code" href="structcpuinfo__t.html#abf3a842f1c5959d5a6abf52bda0b7dae">brand</a>[0] = 0;</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  }</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  </div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  setDr3(&<a class="code" href="smp_8c.html#a963def6fffd92dece6dd156abbcf4fa0">cpuinfo</a>[cpus]); <span class="comment">// DR3 always points to the cpu-struct for that CPU (should be thread-struct of current thread)</span></div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <a class="code" href="smp_8c.html#a963def6fffd92dece6dd156abbcf4fa0">cpuinfo</a>[cpus].<a class="code" href="structcpuinfo__t.html#af5c4407ffad5df94902b218355267260">id</a> = cpus;</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  </div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  cpus++;</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  </div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <a class="code" href="armv6_2spinlock_8c.html#ae29ab191c93f9ead066cb462dd2e7247">spinUnlock</a>(&cpuInfoLock);</div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  </div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="keywordflow">return</span>(cpus - 1);</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> <span class="keyword">extern</span> <span class="keywordtype">void</span> <a class="code" href="smp_8c.html#af4f760b6cb0a871253009bb20d70657d">ap_trampoline_start</a>(),</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span> <a class="code" href="smp_8c.html#ae4dc28abba9d6b02a779ca1b8ffecd98">ap_trampoline_end</a>();</div>
<div class="line"><a name="l00231"></a><span class="lineno"><a class="line" href="smp_8c.html#a70e557cb01aee676855cee05b0769288"> 231</a></span> <span class="keywordtype">void</span> <a class="code" href="smp_8c.html#a70e557cb01aee676855cee05b0769288">apicMagic</a>(<span class="keywordtype">void</span>) {</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <a class="code" href="objgfx30_8h.html#ada085051a6d9a8e00a2cb256d1af14ba">uInt32</a> tmp;</div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  </div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <a class="code" href="kprintf_8h.html#a20b56810edb62a6fe59917015c30848f">kprintf</a>(<span class="stringliteral">"Copying %u bytes from 0x%x to 0x00\n"</span>, <a class="code" href="smp_8c.html#ae4dc28abba9d6b02a779ca1b8ffecd98">ap_trampoline_end</a> - <a class="code" href="smp_8c.html#af4f760b6cb0a871253009bb20d70657d">ap_trampoline_start</a>, <a class="code" href="smp_8c.html#af4f760b6cb0a871253009bb20d70657d">ap_trampoline_start</a>);</div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <a class="code" href="string_8h.html#ae33b18edb618c656b9b795b9fce2316c">memcpy</a>(0x0, (<span class="keywordtype">char</span> *) <a class="code" href="smp_8c.html#af4f760b6cb0a871253009bb20d70657d">ap_trampoline_start</a>, <a class="code" href="smp_8c.html#ae4dc28abba9d6b02a779ca1b8ffecd98">ap_trampoline_end</a> - <a class="code" href="smp_8c.html#af4f760b6cb0a871253009bb20d70657d">ap_trampoline_start</a>);</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  apicWrite(0x280, 0);</div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  apicRead(0x280);</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  </div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  apicWrite(0x300, 0x000C4500); <span class="comment">// INIT IPI to all CPUs</span></div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="keywordflow">for</span> (tmp = 0; tmp < 800000; tmp++)</div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <span class="keyword">asm</span>(<span class="stringliteral">"nop"</span>);</div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <span class="comment">// Sleep a little (should be 10ms)</span></div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  apicWrite(0x300, 0x000C4600); <span class="comment">// INIT SIPI to all CPUs</span></div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <span class="keywordflow">for</span> (tmp = 0; tmp < 800000; tmp++)</div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  <span class="keyword">asm</span>(<span class="stringliteral">"nop"</span>);</div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <span class="comment">// Sleep a little (should be 200ms)</span></div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  apicWrite(0x300, 0x000C4600); <span class="comment">// Second INIT SIPI</span></div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="keywordflow">for</span> (tmp = 0; tmp < 800000; tmp++)</div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="keyword">asm</span>(<span class="stringliteral">"nop"</span>);</div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <span class="comment">// Sleep a little (should be 200ms)</span></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>  </div>
<div class="line"><a name="l00253"></a><span class="lineno"><a class="line" href="smp_8c.html#aabe8182d15984977e87831f32527ff78"> 253</a></span> <a class="code" href="objgfx30_8h.html#ada085051a6d9a8e00a2cb256d1af14ba">uInt32</a> <a class="code" href="smp_8c.html#aabe8182d15984977e87831f32527ff78">getEflags</a>() {</div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <a class="code" href="objgfx30_8h.html#ada085051a6d9a8e00a2cb256d1af14ba">uInt32</a> eflags = 0x0;</div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  <span class="keyword">asm</span>(</div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="stringliteral">"pushfl \n"</span></div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="stringliteral">"popl %%eax \n"</span></div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  : <span class="stringliteral">"=a"</span> (eflags)</div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  );</div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  <span class="keywordflow">return</span> (eflags);</div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span> }</div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  </div>
<div class="line"><a name="l00263"></a><span class="lineno"><a class="line" href="smp_8c.html#a133d6aaf4635e4585ee54a0438d0bf36"> 263</a></span> <span class="keywordtype">void</span> <a class="code" href="smp_8c.html#a133d6aaf4635e4585ee54a0438d0bf36">setEflags</a>(<a class="code" href="objgfx30_8h.html#ada085051a6d9a8e00a2cb256d1af14ba">uInt32</a> eflags) {</div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="keyword">asm</span>(</div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <span class="stringliteral">"pushl %%eax \n"</span></div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="stringliteral">"popfl \n"</span></div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  :</div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  : <span class="stringliteral">"a"</span> (eflags)</div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  );</div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span> }</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> <span class="keyword">asm</span>(</div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <span class="stringliteral">".globl cpuid \n"</span></div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="stringliteral">"cpuid: \n"</span></div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="stringliteral">" pushl %ebx \n"</span></div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <span class="stringliteral">" pushl %edi \n"</span></div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <span class="stringliteral">" movl 12(%esp),%eax \n"</span></div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <span class="stringliteral">" movl 16(%esp),%edi \n"</span></div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="stringliteral">" cpuid \n"</span></div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="stringliteral">" movl %eax,0(%edi) \n"</span></div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="stringliteral">" movl %ebx,4(%edi) \n"</span></div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <span class="stringliteral">" movl %ecx,8(%edi) \n"</span></div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  <span class="stringliteral">" movl %edx,12(%edi) \n"</span></div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <span class="stringliteral">" popl %edi \n"</span></div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <span class="stringliteral">" popl %ebx \n"</span></div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  <span class="stringliteral">" ret \n"</span></div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span> );</div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  </div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span> <span class="comment">/***</span></div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span> <span class="comment"> END</span></div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span> <span class="comment"> ***/</span></div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  </div>
</div><!-- fragment --></div><!-- contents -->
</div><!-- doc-content -->
<div class="ttc" id="astructcpuinfo__t_html_ab8935d0ed0f78c40e238027b807d2ee7"><div class="ttname"><a href="structcpuinfo__t.html#ab8935d0ed0f78c40e238027b807d2ee7">cpuinfo_t::feature</a></div><div class="ttdeci">uInt32 feature</div><div class="ttdef"><b>Definition:</b> <a href="smp_8h_source.html#l00039">smp.h:39</a></div></div>
<div class="ttc" id="asmp_8c_html_aabe8182d15984977e87831f32527ff78"><div class="ttname"><a href="smp_8c.html#aabe8182d15984977e87831f32527ff78">getEflags</a></div><div class="ttdeci">uInt32 getEflags()</div><div class="ttdef"><b>Definition:</b> <a href="smp_8c_source.html#l00253">smp.c:253</a></div></div>
<div class="ttc" id="asmp_8c_html_ace31619db109aa8b20a916d48969928d"><div class="ttname"><a href="smp_8c.html#ace31619db109aa8b20a916d48969928d">smpInit</a></div><div class="ttdeci">void smpInit()</div><div class="ttdef"><b>Definition:</b> <a href="smp_8c_source.html#l00156">smp.c:156</a></div></div>
<div class="ttc" id="aspinlock_8h_html"><div class="ttname"><a href="spinlock_8h.html">spinlock.h</a></div></div>
<div class="ttc" id="aobjgfx30_8h_html_ada085051a6d9a8e00a2cb256d1af14ba"><div class="ttname"><a href="objgfx30_8h.html#ada085051a6d9a8e00a2cb256d1af14ba">uInt32</a></div><div class="ttdeci">unsigned long int uInt32</div><div class="ttdef"><b>Definition:</b> <a href="objgfx30_8h_source.html#l00049">objgfx30.h:49</a></div></div>
<div class="ttc" id="astructcpuinfo__t_html_a666edb35af6b506907e999f0c29ee91f"><div class="ttname"><a href="structcpuinfo__t.html#a666edb35af6b506907e999f0c29ee91f">cpuinfo_t::max</a></div><div class="ttdeci">uInt32 max</div><div class="ttdef"><b>Definition:</b> <a href="smp_8h_source.html#l00040">smp.h:40</a></div></div>
<div class="ttc" id="astructcpuinfo__t_html_aa76ba6d81506e6a5d086cb8c61a6246f"><div class="ttname"><a href="structcpuinfo__t.html#aa76ba6d81506e6a5d086cb8c61a6246f">cpuinfo_t::apic_id</a></div><div class="ttdeci">uInt8 apic_id</div><div class="ttdef"><b>Definition:</b> <a href="smp_8h_source.html#l00037">smp.h:37</a></div></div>
<div class="ttc" id="astructgdt__descr_html_a2c59f0ca24b900a4bfc00019185296b7"><div class="ttname"><a href="structgdt__descr.html#a2c59f0ca24b900a4bfc00019185296b7">gdt_descr::limit</a></div><div class="ttdeci">uInt16 limit</div><div class="ttdef"><b>Definition:</b> <a href="smp_8c_source.html#l00064">smp.c:64</a></div></div>
<div class="ttc" id="asmp_8h_html"><div class="ttname"><a href="smp_8h.html">smp.h</a></div></div>
<div class="ttc" id="aobjgfx30_8h_html_a81f3b46fa4ddd984830104840a08da82"><div class="ttname"><a href="objgfx30_8h.html#a81f3b46fa4ddd984830104840a08da82">uInt16</a></div><div class="ttdeci">unsigned short int uInt16</div><div class="ttdef"><b>Definition:</b> <a href="objgfx30_8h_source.html#l00048">objgfx30.h:48</a></div></div>
<div class="ttc" id="astructgdt__descr_html"><div class="ttname"><a href="structgdt__descr.html">gdt_descr</a></div><div class="ttdef"><b>Definition:</b> <a href="smp_8c_source.html#l00063">smp.c:63</a></div></div>
<div class="ttc" id="aio_8h_html_a8acc1a06073db2e7b92ffbd00fbd0cf1"><div class="ttname"><a href="io_8h.html#a8acc1a06073db2e7b92ffbd00fbd0cf1">outportByte</a></div><div class="ttdeci">void outportByte(unsigned int, unsigned char)</div><div class="ttdoc">outputut one byte to specified port</div><div class="ttdef"><b>Definition:</b> <a href="io_8c_source.html#l00072">io.c:72</a></div></div>
<div class="ttc" id="asmp_8c_html_a0844b0ab23ee41899fc5d622078d20d6"><div class="ttname"><a href="smp_8c.html#a0844b0ab23ee41899fc5d622078d20d6">kernel_function</a></div><div class="ttdeci">uInt8 kernel_function(void)</div><div class="ttdef"><b>Definition:</b> <a href="smp_8c_source.html#l00121">smp.c:121</a></div></div>
<div class="ttc" id="aarmv6_2spinlock_8c_html_ae29ab191c93f9ead066cb462dd2e7247"><div class="ttname"><a href="armv6_2spinlock_8c.html#ae29ab191c93f9ead066cb462dd2e7247">spinUnlock</a></div><div class="ttdeci">void spinUnlock(spinLock_t *lock)</div><div class="ttdef"><b>Definition:</b> <a href="armv6_2spinlock_8c_source.html#l00036">spinlock.c:36</a></div></div>
<div class="ttc" id="asmp_8c_html_a70e557cb01aee676855cee05b0769288"><div class="ttname"><a href="smp_8c.html#a70e557cb01aee676855cee05b0769288">apicMagic</a></div><div class="ttdeci">void apicMagic(void)</div><div class="ttdef"><b>Definition:</b> <a href="smp_8c_source.html#l00231">smp.c:231</a></div></div>
<div class="ttc" id="astructcpuinfo__t_html_ae529ad76c06841e1f825296d0ec107a0"><div class="ttname"><a href="structcpuinfo__t.html#ae529ad76c06841e1f825296d0ec107a0">cpuinfo_t::ident</a></div><div class="ttdeci">char ident[17]</div><div class="ttdef"><b>Definition:</b> <a href="smp_8h_source.html#l00042">smp.h:42</a></div></div>
<div class="ttc" id="aspinlock_8h_html_a0fe85a4f3642683148b25916d6c5eafd"><div class="ttname"><a href="spinlock_8h.html#a0fe85a4f3642683148b25916d6c5eafd">SPIN_LOCK_INITIALIZER</a></div><div class="ttdeci">#define SPIN_LOCK_INITIALIZER</div><div class="ttdef"><b>Definition:</b> <a href="spinlock_8h_source.html#l00036">spinlock.h:36</a></div></div>
<div class="ttc" id="asmp_8c_html_af4f760b6cb0a871253009bb20d70657d"><div class="ttname"><a href="smp_8c.html#af4f760b6cb0a871253009bb20d70657d">ap_trampoline_start</a></div><div class="ttdeci">void ap_trampoline_start()</div></div>
<div class="ttc" id="aarmv6_2kpanic_8c_html_adb9a182aa071791a306163d50d653deb"><div class="ttname"><a href="armv6_2kpanic_8c.html#adb9a182aa071791a306163d50d653deb">kpanic</a></div><div class="ttdeci">void kpanic(const char *fmt,...)</div><div class="ttdoc">print panic message and halt system</div><div class="ttdef"><b>Definition:</b> <a href="armv6_2kpanic_8c_source.html#l00041">kpanic.c:41</a></div></div>
<div class="ttc" id="astring_8h_html_ae33b18edb618c656b9b795b9fce2316c"><div class="ttname"><a href="string_8h.html#ae33b18edb618c656b9b795b9fce2316c">memcpy</a></div><div class="ttdeci">void * memcpy(const void *dst, const void *src, size_t length)</div></div>
<div class="ttc" id="aarmv6_2spinlock_8c_html_a71f03d2ba55111c715b6068254847a53"><div class="ttname"><a href="armv6_2spinlock_8c.html#a71f03d2ba55111c715b6068254847a53">spinLock</a></div><div class="ttdeci">void spinLock(spinLock_t *lock)</div><div class="ttdef"><b>Definition:</b> <a href="armv6_2spinlock_8c_source.html#l00055">spinlock.c:55</a></div></div>
<div class="ttc" id="akpanic_8h_html"><div class="ttname"><a href="kpanic_8h.html">kpanic.h</a></div></div>
<div class="ttc" id="astructcpuinfo__t_html_abf3a842f1c5959d5a6abf52bda0b7dae"><div class="ttname"><a href="structcpuinfo__t.html#abf3a842f1c5959d5a6abf52bda0b7dae">cpuinfo_t::brand</a></div><div class="ttdeci">char brand[49]</div><div class="ttdef"><b>Definition:</b> <a href="smp_8h_source.html#l00041">smp.h:41</a></div></div>
<div class="ttc" id="aarmv6_2spinlock_8c_html_a6c0fe254de396873793ccc16915a6631"><div class="ttname"><a href="armv6_2spinlock_8c.html#a6c0fe254de396873793ccc16915a6631">spinLockLocked</a></div><div class="ttdeci">int spinLockLocked(spinLock_t *lock)</div><div class="ttdef"><b>Definition:</b> <a href="armv6_2spinlock_8c_source.html#l00069">spinlock.c:69</a></div></div>
<div class="ttc" id="astructcpuinfo__t_html_a4dc954f30d7ac869a43702bc6a0389dc"><div class="ttname"><a href="structcpuinfo__t.html#a4dc954f30d7ac869a43702bc6a0389dc">cpuinfo_t::signature</a></div><div class="ttdeci">uInt32 signature</div><div class="ttdef"><b>Definition:</b> <a href="smp_8h_source.html#l00038">smp.h:38</a></div></div>
<div class="ttc" id="akprintf_8h_html"><div class="ttname"><a href="kprintf_8h.html">kprintf.h</a></div></div>
<div class="ttc" id="asmp_8c_html_a66c37e11ba7abfcafc63146553b2cd16"><div class="ttname"><a href="smp_8c.html#a66c37e11ba7abfcafc63146553b2cd16">cpu0_thread</a></div><div class="ttdeci">void cpu0_thread(void)</div><div class="ttdef"><b>Definition:</b> <a href="smp_8c_source.html#l00095">smp.c:95</a></div></div>
<div class="ttc" id="aobjgfx30_8h_html_aa4e0f27a9aca905e340c06d2dcae843c"><div class="ttname"><a href="objgfx30_8h.html#aa4e0f27a9aca905e340c06d2dcae843c">uInt8</a></div><div class="ttdeci">unsigned char uInt8</div><div class="ttdef"><b>Definition:</b> <a href="objgfx30_8h_source.html#l00047">objgfx30.h:47</a></div></div>
<div class="ttc" id="astructcpuinfo__t_html_a55e6db773b2ec5602b132fe54ef2da27"><div class="ttname"><a href="structcpuinfo__t.html#a55e6db773b2ec5602b132fe54ef2da27">cpuinfo_t::ok</a></div><div class="ttdeci">uInt8 ok</div><div class="ttdef"><b>Definition:</b> <a href="smp_8h_source.html#l00036">smp.h:36</a></div></div>
<div class="ttc" id="astructcpuinfo__t_html_af5c4407ffad5df94902b218355267260"><div class="ttname"><a href="structcpuinfo__t.html#af5c4407ffad5df94902b218355267260">cpuinfo_t::id</a></div><div class="ttdeci">uInt8 id</div><div class="ttdef"><b>Definition:</b> <a href="smp_8h_source.html#l00035">smp.h:35</a></div></div>
<div class="ttc" id="astructgdt__descr_html_a9c540c5e1672426b7c6430e1b2f66fba"><div class="ttname"><a href="structgdt__descr.html#a9c540c5e1672426b7c6430e1b2f66fba">gdt_descr::__attribute__</a></div><div class="ttdeci">uInt32 *base __attribute__((packed))</div></div>
<div class="ttc" id="asmp_8c_html_a5e82e9f1e0fec1ac5db2ebd16652a043"><div class="ttname"><a href="smp_8c.html#a5e82e9f1e0fec1ac5db2ebd16652a043">cpu1_thread</a></div><div class="ttdeci">void cpu1_thread(void)</div><div class="ttdef"><b>Definition:</b> <a href="smp_8c_source.html#l00101">smp.c:101</a></div></div>
<div class="ttc" id="asmp_8h_html_a8e797e0b8a36194fca8fa45767974c2f"><div class="ttname"><a href="smp_8h.html#a8e797e0b8a36194fca8fa45767974c2f">cpuid</a></div><div class="ttdeci">void cpuid(uInt32, uInt32 *)</div></div>
<div class="ttc" id="asmp_8c_html_a13735e9644e3c9a01bfc7785b31691ab"><div class="ttname"><a href="smp_8c.html#a13735e9644e3c9a01bfc7785b31691ab">cpu3_thread</a></div><div class="ttdeci">void cpu3_thread(void)</div><div class="ttdef"><b>Definition:</b> <a href="smp_8c_source.html#l00113">smp.c:113</a></div></div>
<div class="ttc" id="asmp_8c_html_a452f210aee65a2a30cbc5cb8923a9881"><div class="ttname"><a href="smp_8c.html#a452f210aee65a2a30cbc5cb8923a9881">cpuInfo</a></div><div class="ttdeci">uInt8 cpuInfo()</div><div class="ttdef"><b>Definition:</b> <a href="smp_8c_source.html#l00177">smp.c:177</a></div></div>
<div class="ttc" id="asmp_8c_html_a133d6aaf4635e4585ee54a0438d0bf36"><div class="ttname"><a href="smp_8c.html#a133d6aaf4635e4585ee54a0438d0bf36">setEflags</a></div><div class="ttdeci">void setEflags(uInt32 eflags)</div><div class="ttdef"><b>Definition:</b> <a href="smp_8c_source.html#l00263">smp.c:263</a></div></div>
<div class="ttc" id="asmp_8c_html_ae4dc28abba9d6b02a779ca1b8ffecd98"><div class="ttname"><a href="smp_8c.html#ae4dc28abba9d6b02a779ca1b8ffecd98">ap_trampoline_end</a></div><div class="ttdeci">void ap_trampoline_end()</div></div>
<div class="ttc" id="astructcpuinfo__t_html_a7b9f17434cf958ae23150aea98a91724"><div class="ttname"><a href="structcpuinfo__t.html#a7b9f17434cf958ae23150aea98a91724">cpuinfo_t::apic_ver</a></div><div class="ttdeci">uInt8 apic_ver</div><div class="ttdef"><b>Definition:</b> <a href="smp_8h_source.html#l00037">smp.h:37</a></div></div>
<div class="ttc" id="astructspinLock_html"><div class="ttname"><a href="structspinLock.html">spinLock</a></div><div class="ttdef"><b>Definition:</b> <a href="spinlock_8h_source.html#l00041">spinlock.h:41</a></div></div>
<div class="ttc" id="asmp_8c_html_ac89d80447fce7d622c7dfc6620039600"><div class="ttname"><a href="smp_8c.html#ac89d80447fce7d622c7dfc6620039600">cpuidDetect</a></div><div class="ttdeci">void cpuidDetect()</div><div class="ttdef"><b>Definition:</b> <a href="smp_8c_source.html#l00168">smp.c:168</a></div></div>
<div class="ttc" id="aio_8h_html"><div class="ttname"><a href="io_8h.html">io.h</a></div></div>
<div class="ttc" id="asmp_8c_html_a963def6fffd92dece6dd156abbcf4fa0"><div class="ttname"><a href="smp_8c.html#a963def6fffd92dece6dd156abbcf4fa0">cpuinfo</a></div><div class="ttdeci">struct cpuinfo_t cpuinfo[8]</div><div class="ttdef"><b>Definition:</b> <a href="smp_8c_source.html#l00039">smp.c:39</a></div></div>
<div class="ttc" id="asmp_8c_html_ac7cb5b4b2fbc61966a6dfc8044a7b800"><div class="ttname"><a href="smp_8c.html#ac7cb5b4b2fbc61966a6dfc8044a7b800">c_ap_boot</a></div><div class="ttdeci">void c_ap_boot(void)</div><div class="ttdef"><b>Definition:</b> <a href="smp_8c_source.html#l00133">smp.c:133</a></div></div>
<div class="ttc" id="asmp_8c_html_a5f2d0854cc28b4f2ef16a03061d9d237"><div class="ttname"><a href="smp_8c.html#a5f2d0854cc28b4f2ef16a03061d9d237">vram</a></div><div class="ttdeci">uInt8 * vram</div><div class="ttdef"><b>Definition:</b> <a href="smp_8c_source.html#l00042">smp.c:42</a></div></div>
<div class="ttc" id="akprintf_8h_html_a20b56810edb62a6fe59917015c30848f"><div class="ttname"><a href="kprintf_8h.html#a20b56810edb62a6fe59917015c30848f">kprintf</a></div><div class="ttdeci">int kprintf(const char *,...)</div><div class="ttdef"><b>Definition:</b> <a href="kprintf_8c_source.html#l00259">kprintf.c:259</a></div></div>
<div class="ttc" id="asmp_8c_html_acfec913213194039ad31b2602bf8af4f"><div class="ttname"><a href="smp_8c.html#acfec913213194039ad31b2602bf8af4f">cpu2_thread</a></div><div class="ttdeci">void cpu2_thread(void)</div><div class="ttdef"><b>Definition:</b> <a href="smp_8c_source.html#l00107">smp.c:107</a></div></div>
<div class="ttc" id="astructcpuinfo__t_html"><div class="ttname"><a href="structcpuinfo__t.html">cpuinfo_t</a></div><div class="ttdef"><b>Definition:</b> <a href="smp_8h_source.html#l00034">smp.h:34</a></div></div>
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