blob: 324683da2f4a3c891ab77a343d4d1025070fed00 (
plain) (
tree)
|
|
<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="Source of the Rust file `src/x86_64.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>x86_64.rs - source</title><link rel="stylesheet" type="text/css" href="../../normalize.css"><link rel="stylesheet" type="text/css" href="../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../light.css" id="themeStyle"><link rel="stylesheet" type="text/css" href="../../dark.css" disabled ><link rel="stylesheet" type="text/css" href="../../ayu.css" disabled ><script id="default-settings"></script><script src="../../storage.js"></script><script src="../../crates.js"></script><noscript><link rel="stylesheet" href="../../noscript.css"></noscript><link rel="icon" type="image/svg+xml" href="../../favicon.svg">
<link rel="alternate icon" type="image/png" href="../../favicon-16x16.png">
<link rel="alternate icon" type="image/png" href="../../favicon-32x32.png"><style type="text/css">#crate-search{background-image:url("../../down-arrow.svg");}</style></head><body class="rustdoc source"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="sidebar-menu" role="button">☰</div><a href='../../kvm_rs/index.html'><div class='logo-container rust-logo'><img src='../../rust-logo.png' alt='logo'></div></a></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!" aria-haspopup="menu" title="themes"><img src="../../brush.svg" width="18" height="18" alt="Pick another theme!"></button><div id="theme-choices" role="menu"></div></div><nav class="sub"><form class="search-form"><div class="search-container"><div><select id="crate-search"><option value="All crates">All crates</option></select><input class="search-input" name="search" disabled autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"></div><button type="button" id="help-button" title="help">?</button><a id="settings-menu" href="../../settings.html" title="settings"><img src="../../wheel.svg" width="18" height="18" alt="Change settings"></a></div></form></nav><section id="main" class="content"><div class="example-wrap"><pre class="line-numbers"><span id="1"> 1</span>
<span id="2"> 2</span>
<span id="3"> 3</span>
<span id="4"> 4</span>
<span id="5"> 5</span>
<span id="6"> 6</span>
<span id="7"> 7</span>
<span id="8"> 8</span>
<span id="9"> 9</span>
<span id="10"> 10</span>
<span id="11"> 11</span>
<span id="12"> 12</span>
<span id="13"> 13</span>
<span id="14"> 14</span>
<span id="15"> 15</span>
<span id="16"> 16</span>
<span id="17"> 17</span>
<span id="18"> 18</span>
<span id="19"> 19</span>
<span id="20"> 20</span>
<span id="21"> 21</span>
<span id="22"> 22</span>
<span id="23"> 23</span>
<span id="24"> 24</span>
<span id="25"> 25</span>
<span id="26"> 26</span>
<span id="27"> 27</span>
<span id="28"> 28</span>
<span id="29"> 29</span>
<span id="30"> 30</span>
<span id="31"> 31</span>
<span id="32"> 32</span>
<span id="33"> 33</span>
<span id="34"> 34</span>
<span id="35"> 35</span>
<span id="36"> 36</span>
<span id="37"> 37</span>
<span id="38"> 38</span>
<span id="39"> 39</span>
<span id="40"> 40</span>
<span id="41"> 41</span>
<span id="42"> 42</span>
<span id="43"> 43</span>
<span id="44"> 44</span>
<span id="45"> 45</span>
<span id="46"> 46</span>
<span id="47"> 47</span>
<span id="48"> 48</span>
<span id="49"> 49</span>
<span id="50"> 50</span>
<span id="51"> 51</span>
<span id="52"> 52</span>
<span id="53"> 53</span>
<span id="54"> 54</span>
<span id="55"> 55</span>
<span id="56"> 56</span>
<span id="57"> 57</span>
<span id="58"> 58</span>
<span id="59"> 59</span>
<span id="60"> 60</span>
<span id="61"> 61</span>
<span id="62"> 62</span>
<span id="63"> 63</span>
<span id="64"> 64</span>
<span id="65"> 65</span>
<span id="66"> 66</span>
<span id="67"> 67</span>
<span id="68"> 68</span>
<span id="69"> 69</span>
<span id="70"> 70</span>
<span id="71"> 71</span>
<span id="72"> 72</span>
<span id="73"> 73</span>
<span id="74"> 74</span>
<span id="75"> 75</span>
<span id="76"> 76</span>
<span id="77"> 77</span>
<span id="78"> 78</span>
<span id="79"> 79</span>
<span id="80"> 80</span>
<span id="81"> 81</span>
<span id="82"> 82</span>
<span id="83"> 83</span>
<span id="84"> 84</span>
<span id="85"> 85</span>
<span id="86"> 86</span>
<span id="87"> 87</span>
<span id="88"> 88</span>
<span id="89"> 89</span>
<span id="90"> 90</span>
<span id="91"> 91</span>
<span id="92"> 92</span>
<span id="93"> 93</span>
<span id="94"> 94</span>
<span id="95"> 95</span>
<span id="96"> 96</span>
<span id="97"> 97</span>
<span id="98"> 98</span>
<span id="99"> 99</span>
<span id="100">100</span>
<span id="101">101</span>
<span id="102">102</span>
<span id="103">103</span>
<span id="104">104</span>
<span id="105">105</span>
<span id="106">106</span>
<span id="107">107</span>
<span id="108">108</span>
<span id="109">109</span>
<span id="110">110</span>
<span id="111">111</span>
<span id="112">112</span>
<span id="113">113</span>
<span id="114">114</span>
<span id="115">115</span>
<span id="116">116</span>
<span id="117">117</span>
<span id="118">118</span>
<span id="119">119</span>
<span id="120">120</span>
<span id="121">121</span>
<span id="122">122</span>
<span id="123">123</span>
<span id="124">124</span>
<span id="125">125</span>
<span id="126">126</span>
<span id="127">127</span>
<span id="128">128</span>
<span id="129">129</span>
<span id="130">130</span>
<span id="131">131</span>
<span id="132">132</span>
<span id="133">133</span>
<span id="134">134</span>
<span id="135">135</span>
<span id="136">136</span>
<span id="137">137</span>
<span id="138">138</span>
<span id="139">139</span>
<span id="140">140</span>
<span id="141">141</span>
<span id="142">142</span>
<span id="143">143</span>
<span id="144">144</span>
<span id="145">145</span>
<span id="146">146</span>
<span id="147">147</span>
<span id="148">148</span>
<span id="149">149</span>
<span id="150">150</span>
<span id="151">151</span>
<span id="152">152</span>
<span id="153">153</span>
<span id="154">154</span>
<span id="155">155</span>
<span id="156">156</span>
<span id="157">157</span>
<span id="158">158</span>
<span id="159">159</span>
</pre><pre class="rust">
<span class="doccomment">//! `x86_64` flags and bitfields.</span>
<span class="kw">pub</span> <span class="kw">use</span> <span class="ident">x86_64</span>::<span class="kw-2">*</span>;
<span class="attribute">#[<span class="ident">rustfmt::skip</span>]</span>
<span class="kw">mod</span> <span class="ident">x86_64</span> {
<span class="comment">/* Rflags Register */</span>
<span class="doccomment">/// Carry flag.</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">RFLAGS_CF</span>: <span class="ident">u64</span> <span class="op">=</span> <span class="number">1</span> <span class="op"><</span><span class="op"><</span> <span class="number">0</span>;
<span class="doccomment">/// Parity flag.</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">RFLAGS_PF</span>: <span class="ident">u64</span> <span class="op">=</span> <span class="number">1</span> <span class="op"><</span><span class="op"><</span> <span class="number">2</span>;
<span class="doccomment">/// Adjust flag.</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">RFLAGS_AF</span>: <span class="ident">u64</span> <span class="op">=</span> <span class="number">1</span> <span class="op"><</span><span class="op"><</span> <span class="number">4</span>;
<span class="doccomment">/// Zero flag.</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">RFLAGS_ZF</span>: <span class="ident">u64</span> <span class="op">=</span> <span class="number">1</span> <span class="op"><</span><span class="op"><</span> <span class="number">6</span>;
<span class="doccomment">/// Sign flag.</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">RFLAGS_SF</span>: <span class="ident">u64</span> <span class="op">=</span> <span class="number">1</span> <span class="op"><</span><span class="op"><</span> <span class="number">7</span>;
<span class="doccomment">/// Sign flag.</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">RFLAGS_IF</span>: <span class="ident">u64</span> <span class="op">=</span> <span class="number">1</span> <span class="op"><</span><span class="op"><</span> <span class="number">9</span>;
<span class="doccomment">/// Direction flag.</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">RFLAGS_DF</span>: <span class="ident">u64</span> <span class="op">=</span> <span class="number">1</span> <span class="op"><</span><span class="op"><</span> <span class="number">10</span>;
<span class="doccomment">/// Overflow flag.</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">RFLAGS_OF</span>: <span class="ident">u64</span> <span class="op">=</span> <span class="number">1</span> <span class="op"><</span><span class="op"><</span> <span class="number">11</span>;
<span class="doccomment">/// I/O privilege level.</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">RFLAGS_IOPL</span>: <span class="ident">u64</span> <span class="op">=</span> <span class="number">0b11</span> <span class="op"><</span><span class="op"><</span> <span class="number">12</span>;
<span class="doccomment">/// Alignment check.</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">RFLAGS_AC</span>: <span class="ident">u64</span> <span class="op">=</span> <span class="number">1</span> <span class="op"><</span><span class="op"><</span> <span class="number">18</span>;
<span class="kw">pub</span> <span class="kw">const</span> <span class="kw">fn</span> <span class="ident">rflags_cf</span>(<span class="ident">r</span>: <span class="ident">u64</span>) <span class="op">-</span><span class="op">></span> <span class="ident">u64</span> { (<span class="ident">r</span> <span class="op">&</span> <span class="ident">RFLAGS_CF</span>) <span class="op">></span><span class="op">></span> <span class="number">0</span> }
<span class="kw">pub</span> <span class="kw">const</span> <span class="kw">fn</span> <span class="ident">rflags_pf</span>(<span class="ident">r</span>: <span class="ident">u64</span>) <span class="op">-</span><span class="op">></span> <span class="ident">u64</span> { (<span class="ident">r</span> <span class="op">&</span> <span class="ident">RFLAGS_PF</span>) <span class="op">></span><span class="op">></span> <span class="number">2</span> }
<span class="kw">pub</span> <span class="kw">const</span> <span class="kw">fn</span> <span class="ident">rflags_af</span>(<span class="ident">r</span>: <span class="ident">u64</span>) <span class="op">-</span><span class="op">></span> <span class="ident">u64</span> { (<span class="ident">r</span> <span class="op">&</span> <span class="ident">RFLAGS_AF</span>) <span class="op">></span><span class="op">></span> <span class="number">4</span> }
<span class="kw">pub</span> <span class="kw">const</span> <span class="kw">fn</span> <span class="ident">rflags_zf</span>(<span class="ident">r</span>: <span class="ident">u64</span>) <span class="op">-</span><span class="op">></span> <span class="ident">u64</span> { (<span class="ident">r</span> <span class="op">&</span> <span class="ident">RFLAGS_ZF</span>) <span class="op">></span><span class="op">></span> <span class="number">6</span> }
<span class="kw">pub</span> <span class="kw">const</span> <span class="kw">fn</span> <span class="ident">rflags_sf</span>(<span class="ident">r</span>: <span class="ident">u64</span>) <span class="op">-</span><span class="op">></span> <span class="ident">u64</span> { (<span class="ident">r</span> <span class="op">&</span> <span class="ident">RFLAGS_SF</span>) <span class="op">></span><span class="op">></span> <span class="number">7</span> }
<span class="kw">pub</span> <span class="kw">const</span> <span class="kw">fn</span> <span class="ident">rflags_if</span>(<span class="ident">r</span>: <span class="ident">u64</span>) <span class="op">-</span><span class="op">></span> <span class="ident">u64</span> { (<span class="ident">r</span> <span class="op">&</span> <span class="ident">RFLAGS_IF</span>) <span class="op">></span><span class="op">></span> <span class="number">9</span> }
<span class="kw">pub</span> <span class="kw">const</span> <span class="kw">fn</span> <span class="ident">rflags_df</span>(<span class="ident">r</span>: <span class="ident">u64</span>) <span class="op">-</span><span class="op">></span> <span class="ident">u64</span> { (<span class="ident">r</span> <span class="op">&</span> <span class="ident">RFLAGS_DF</span>) <span class="op">></span><span class="op">></span> <span class="number">10</span> }
<span class="kw">pub</span> <span class="kw">const</span> <span class="kw">fn</span> <span class="ident">rflags_of</span>(<span class="ident">r</span>: <span class="ident">u64</span>) <span class="op">-</span><span class="op">></span> <span class="ident">u64</span> { (<span class="ident">r</span> <span class="op">&</span> <span class="ident">RFLAGS_OF</span>) <span class="op">></span><span class="op">></span> <span class="number">11</span> }
<span class="kw">pub</span> <span class="kw">const</span> <span class="kw">fn</span> <span class="ident">rflags_iopl</span>(<span class="ident">r</span>: <span class="ident">u64</span>) <span class="op">-</span><span class="op">></span> <span class="ident">u64</span> { (<span class="ident">r</span> <span class="op">&</span> <span class="ident">RFLAGS_IOPL</span>) <span class="op">></span><span class="op">></span> <span class="number">12</span> }
<span class="kw">pub</span> <span class="kw">const</span> <span class="kw">fn</span> <span class="ident">rflags_ac</span>(<span class="ident">r</span>: <span class="ident">u64</span>) <span class="op">-</span><span class="op">></span> <span class="ident">u64</span> { (<span class="ident">r</span> <span class="op">&</span> <span class="ident">RFLAGS_AC</span>) <span class="op">></span><span class="op">></span> <span class="number">18</span> }
<span class="comment">/* Segment Selector */</span>
<span class="doccomment">/// Requested privilege level.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Privilege level of the segment selector, where `0` is the most privileged mode and `3` the</span>
<span class="doccomment">/// least.</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">SEG_SELECTOR_RPL</span>: <span class="ident">u16</span> <span class="op">=</span> <span class="number">0b11</span> <span class="op"><</span><span class="op"><</span> <span class="number">0</span>;
<span class="doccomment">/// Table indicator.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// | TI | Table |</span>
<span class="doccomment">/// |----|-------|</span>
<span class="doccomment">/// | 0 | GDT |</span>
<span class="doccomment">/// | 1 | LDT |</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">SEG_SELECTOR_TI</span>: <span class="ident">u16</span> <span class="op">=</span> <span class="number">1</span> <span class="op"><</span><span class="op"><</span> <span class="number">2</span>;
<span class="doccomment">/// Table index.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Index into the `GDT` or `LDT` table to select the segment descriptor. `GDT.base + 8 * index`</span>
<span class="doccomment">/// gives the address of the segment descriptor (times `8` because every segment descriptor is `8</span>
<span class="doccomment">/// byte`).</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">SEG_SELECTOR_INDEX</span>: <span class="ident">u16</span> <span class="op">=</span> <span class="number">0x1fff</span> <span class="op"><</span><span class="op"><</span> <span class="number">3</span>;
<span class="kw">pub</span> <span class="kw">const</span> <span class="kw">fn</span> <span class="ident">seg_selector_rpl</span>(<span class="ident">s</span>: <span class="ident">u16</span>) <span class="op">-</span><span class="op">></span> <span class="ident">u16</span> { (<span class="ident">s</span> <span class="op">&</span> <span class="ident">SEG_SELECTOR_RPL</span>) <span class="op">></span><span class="op">></span> <span class="number">0</span> }
<span class="kw">pub</span> <span class="kw">const</span> <span class="kw">fn</span> <span class="ident">seg_selector_ti</span>(<span class="ident">s</span>: <span class="ident">u16</span>) <span class="op">-</span><span class="op">></span> <span class="ident">u16</span> { (<span class="ident">s</span> <span class="op">&</span> <span class="ident">SEG_SELECTOR_TI</span>) <span class="op">></span><span class="op">></span> <span class="number">2</span> }
<span class="kw">pub</span> <span class="kw">const</span> <span class="kw">fn</span> <span class="ident">seg_selector_index</span>(<span class="ident">s</span>: <span class="ident">u16</span>) <span class="op">-</span><span class="op">></span> <span class="ident">u16</span> { (<span class="ident">s</span> <span class="op">&</span> <span class="ident">SEG_SELECTOR_INDEX</span>) <span class="op">></span><span class="op">></span> <span class="number">3</span> }
<span class="comment">/* Control Register CR0 (operation mode & state of the processor) */</span>
<span class="doccomment">/// Protection Enable.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Enables `protected mode` when set and `real-address mode` when cleared. This enables</span>
<span class="doccomment">/// `segment-level protection` not paging.</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">CR0_PE</span>: <span class="ident">u64</span> <span class="op">=</span> <span class="number">1</span> <span class="op"><</span><span class="op"><</span> <span class="number">0</span>;
<span class="doccomment">/// Monitor Coprocessor.</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">CR0_MP</span>: <span class="ident">u64</span> <span class="op">=</span> <span class="number">1</span> <span class="op"><</span><span class="op"><</span> <span class="number">1</span>;
<span class="doccomment">/// Emulation.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// When set indicates the process does not have a FPU. FPU instructions will generate an exception</span>
<span class="doccomment">/// that software can emulate the instruction.</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">CR0_EM</span>: <span class="ident">u64</span> <span class="op">=</span> <span class="number">1</span> <span class="op"><</span><span class="op"><</span> <span class="number">2</span>;
<span class="doccomment">/// Task Switched.</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">CR0_TS</span>: <span class="ident">u64</span> <span class="op">=</span> <span class="number">1</span> <span class="op"><</span><span class="op"><</span> <span class="number">3</span>;
<span class="doccomment">/// Extension Type.</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">CR0_ET</span>: <span class="ident">u64</span> <span class="op">=</span> <span class="number">1</span> <span class="op"><</span><span class="op"><</span> <span class="number">4</span>;
<span class="doccomment">/// Numeric Error.</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">CR0_NE</span>: <span class="ident">u64</span> <span class="op">=</span> <span class="number">1</span> <span class="op"><</span><span class="op"><</span> <span class="number">5</span>;
<span class="doccomment">/// Write Protect.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// When set supervisor-level procedures can't write to read-only pages.</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">CR0_WP</span>: <span class="ident">u64</span> <span class="op">=</span> <span class="number">1</span> <span class="op"><</span><span class="op"><</span> <span class="number">16</span>;
<span class="doccomment">/// Alignment Mask.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Enables alignment check for `CPL=3`, check is only done if the [AC</span>
<span class="doccomment">/// bit](crate::x86_64::RFLAGS_AC) of the `rflags` register ist set.</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">CR0_AM</span>: <span class="ident">u64</span> <span class="op">=</span> <span class="number">1</span> <span class="op"><</span><span class="op"><</span> <span class="number">18</span>;
<span class="doccomment">/// Not Write-Torugh.</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">CR0_NW</span>: <span class="ident">u64</span> <span class="op">=</span> <span class="number">1</span> <span class="op"><</span><span class="op"><</span> <span class="number">29</span>;
<span class="doccomment">/// Cachine disable.</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">CR0_CD</span>: <span class="ident">u64</span> <span class="op">=</span> <span class="number">1</span> <span class="op"><</span><span class="op"><</span> <span class="number">30</span>;
<span class="doccomment">/// Paging.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Enables paging when set, requires [CR0_PE](crate::x86_64::CR0_PE) to be set as well.</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">CR0_PG</span>: <span class="ident">u64</span> <span class="op">=</span> <span class="number">1</span> <span class="op"><</span><span class="op"><</span> <span class="number">31</span>;
<span class="comment">/* Control Register CR3 (paging information)
*
* Holds the physical base address of the first paging structure. The 12 lower bytes of the base
* address are assumed to be 0 and hence the first paging structure must be aligned to a 4K
* boundary.
*/</span>
<span class="doccomment">/// Mask for physical base address of paging structure.</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">CR3_PAGE_BASE_MASK</span>: <span class="ident">u64</span> <span class="op">=</span> <span class="number">0xffff_ffff_ffff_0000</span>;
<span class="doccomment">/// Page-level Write-Through.</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">CR3_PWT</span>: <span class="ident">u64</span> <span class="op">=</span> <span class="number">1</span> <span class="op"><</span><span class="op"><</span> <span class="number">3</span>;
<span class="doccomment">/// Page-level Cache Disable.</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">CR3_PCD</span>: <span class="ident">u64</span> <span class="op">=</span> <span class="number">1</span> <span class="op"><</span><span class="op"><</span> <span class="number">4</span>;
<span class="comment">/* Control Register CR4 (flags for arch extenstions processor capabilities) */</span>
<span class="doccomment">/// Physical Address Extenstion.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// When set enables paging to produce physicall addresses with more than 32 bits. Required before</span>
<span class="doccomment">/// entering `long mode`.</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">CR4_PAE</span>: <span class="ident">u64</span> <span class="op">=</span> <span class="number">1</span> <span class="op"><</span><span class="op"><</span> <span class="number">5</span>;
<span class="doccomment">/// 57-bit Linear Addresses.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// When set in `long mode` enables `5-level` paging to translate `57-bit` linear addresses. When</span>
<span class="doccomment">/// cleared use `4-level` paging to translate `48-bit` linear addresses.</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">CR4_LA57</span>: <span class="ident">u64</span> <span class="op">=</span> <span class="number">1</span> <span class="op"><</span><span class="op"><</span> <span class="number">5</span>;
<span class="comment">/* Extended Feature Enable Register (EFER) */</span>
<span class="doccomment">/// Extended Feature Enable Register MSR number.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// MSR number used with the [`rdmsr`][msr] and [`wrmsr`][msr] instructions to read/write the</span>
<span class="doccomment">/// `EFER` model specific register.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// [msr]: https://johannst.github.io/notes/arch/x86_64.html#model-specific-register-msr</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">MSR_EFER</span>: <span class="ident">u64</span> <span class="op">=</span> <span class="number">0xc000_0080</span>;
<span class="doccomment">/// Long Mode Enable.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// When set enables long mode operations.</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">EFER_LME</span>: <span class="ident">u64</span> <span class="op">=</span> <span class="number">1</span> <span class="op"><</span><span class="op"><</span> <span class="number">8</span>;
<span class="doccomment">/// Long Mode Active (readonly).</span>
<span class="doccomment">///</span>
<span class="doccomment">/// When set indicates long mode is active.</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">EFER_LMA</span>: <span class="ident">u64</span> <span class="op">=</span> <span class="number">1</span> <span class="op"><</span><span class="op"><</span> <span class="number">10</span>;
<span class="comment">/* Paging */</span>
<span class="doccomment">/// Page entry present.</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">PAGE_ENTRY_PRESENT</span>: <span class="ident">u64</span> <span class="op">=</span> <span class="number">1</span> <span class="op"><</span><span class="op"><</span> <span class="number">0</span>;
<span class="doccomment">/// Page region read/write.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// If set, region reference by paging entry is writeable.</span>
<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">PAGE_RENTRY_RW</span>: <span class="ident">u64</span> <span class="op">=</span> <span class="number">1</span> <span class="op"><</span><span class="op"><</span> <span class="number">1</span>;
}
</pre></div>
</section><section id="search" class="content hidden"></section><div id="rustdoc-vars" data-root-path="../../" data-current-crate="kvm_rs" data-search-index-js="../../search-index.js" data-search-js="../../search.js"></div><script src="../../main.js"></script><script src="../../source-script.js"></script><script src="../../source-files.js"></script></body></html>
|
