152 lines
10 KiB
HTML
152 lines
10 KiB
HTML
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<title>MyOS Kernel: pg_struct_entry Struct Reference</title>
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<div id="projectname">MyOS Kernel
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<div class="header">
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<a href="#pub-attribs">Data Fields</a> </div>
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<div class="headertitle">
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<div class="title">pg_struct_entry Struct Reference</div> </div>
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</div><!--header-->
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<div class="contents">
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<table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-attribs"></a>
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Data Fields</h2></td></tr>
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<tr class="memitem:a6e42c92441dd05ad59c97d50db12aad8"><td class="memItemLeft" align="right" valign="top"><a id="a6e42c92441dd05ad59c97d50db12aad8"></a>
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int </td><td class="memItemRight" valign="bottom"><a class="el" href="structpg__struct__entry.html#a6e42c92441dd05ad59c97d50db12aad8">pres</a>:1</td></tr>
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<tr class="memdesc:a6e42c92441dd05ad59c97d50db12aad8"><td class="mdescLeft"> </td><td class="mdescRight">Whether the page is present. <br /></td></tr>
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<tr class="separator:a6e42c92441dd05ad59c97d50db12aad8"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a49db56a7f06197c29cfda800120de2ac"><td class="memItemLeft" align="right" valign="top"><a id="a49db56a7f06197c29cfda800120de2ac"></a>
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int </td><td class="memItemRight" valign="bottom"><a class="el" href="structpg__struct__entry.html#a49db56a7f06197c29cfda800120de2ac">wr</a>:1</td></tr>
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<tr class="memdesc:a49db56a7f06197c29cfda800120de2ac"><td class="mdescLeft"> </td><td class="mdescRight">Whether the page is writeable. <br /></td></tr>
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<tr class="separator:a49db56a7f06197c29cfda800120de2ac"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ae23de9f781b2fcff60dda7d4e9eb91ea"><td class="memItemLeft" align="right" valign="top"><a id="ae23de9f781b2fcff60dda7d4e9eb91ea"></a>
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int </td><td class="memItemRight" valign="bottom"><a class="el" href="structpg__struct__entry.html#ae23de9f781b2fcff60dda7d4e9eb91ea">usr</a>:1</td></tr>
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<tr class="memdesc:ae23de9f781b2fcff60dda7d4e9eb91ea"><td class="mdescLeft"> </td><td class="mdescRight">Whether the page is accessible by user mode. <br /></td></tr>
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<tr class="separator:ae23de9f781b2fcff60dda7d4e9eb91ea"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a3a2b57d68ca662f901ccb0820ae479dc"><td class="memItemLeft" align="right" valign="top"><a id="a3a2b57d68ca662f901ccb0820ae479dc"></a>
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int </td><td class="memItemRight" valign="bottom"><a class="el" href="structpg__struct__entry.html#a3a2b57d68ca662f901ccb0820ae479dc">cachetype</a>:1</td></tr>
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<tr class="memdesc:a3a2b57d68ca662f901ccb0820ae479dc"><td class="mdescLeft"> </td><td class="mdescRight">Cache type for the page. Write-through caching when 1, write-back caching when 0. <br /></td></tr>
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<tr class="separator:a3a2b57d68ca662f901ccb0820ae479dc"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ab92deddd50268499baed69d572e0d8bb"><td class="memItemLeft" align="right" valign="top"><a id="ab92deddd50268499baed69d572e0d8bb"></a>
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int </td><td class="memItemRight" valign="bottom"><a class="el" href="structpg__struct__entry.html#ab92deddd50268499baed69d572e0d8bb">cachedisable</a>:1</td></tr>
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<tr class="memdesc:ab92deddd50268499baed69d572e0d8bb"><td class="mdescLeft"> </td><td class="mdescRight">Whether caching is disabled. <br /></td></tr>
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<tr class="separator:ab92deddd50268499baed69d572e0d8bb"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a43b7d85ad5f90fe046f2d4a993da143e"><td class="memItemLeft" align="right" valign="top"><a id="a43b7d85ad5f90fe046f2d4a993da143e"></a>
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int </td><td class="memItemRight" valign="bottom"><a class="el" href="structpg__struct__entry.html#a43b7d85ad5f90fe046f2d4a993da143e">accessed</a>:1</td></tr>
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<tr class="memdesc:a43b7d85ad5f90fe046f2d4a993da143e"><td class="mdescLeft"> </td><td class="mdescRight">Whether the page has been accessed. <br /></td></tr>
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<tr class="separator:a43b7d85ad5f90fe046f2d4a993da143e"><td class="memSeparator" colspan="2"> </td></tr>
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int </td><td class="memItemRight" valign="bottom"><a class="el" href="structpg__struct__entry.html#a0054daebad787e42928972e7f5460726">dirty</a>:1</td></tr>
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<tr class="memdesc:a0054daebad787e42928972e7f5460726"><td class="mdescLeft"> </td><td class="mdescRight">Whether the page is dirty (has been written to) <br /></td></tr>
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<tr class="separator:a0054daebad787e42928972e7f5460726"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:af2ad9f39e515ef9d6c2fb7e94027c1e6"><td class="memItemLeft" align="right" valign="top"><a id="af2ad9f39e515ef9d6c2fb7e94027c1e6"></a>
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int </td><td class="memItemRight" valign="bottom"><a class="el" href="structpg__struct__entry.html#af2ad9f39e515ef9d6c2fb7e94027c1e6">sz</a>:1</td></tr>
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<tr class="memdesc:af2ad9f39e515ef9d6c2fb7e94027c1e6"><td class="mdescLeft"> </td><td class="mdescRight">Page size. <br /></td></tr>
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<tr class="separator:af2ad9f39e515ef9d6c2fb7e94027c1e6"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a9572aef0e26a5fcdde4b83f7d0484619"><td class="memItemLeft" align="right" valign="top"><a id="a9572aef0e26a5fcdde4b83f7d0484619"></a>
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int </td><td class="memItemRight" valign="bottom"><a class="el" href="structpg__struct__entry.html#a9572aef0e26a5fcdde4b83f7d0484619">osavail</a>:4</td></tr>
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<tr class="memdesc:a9572aef0e26a5fcdde4b83f7d0484619"><td class="mdescLeft"> </td><td class="mdescRight">Availible for OS use. <br /></td></tr>
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<tr class="separator:a9572aef0e26a5fcdde4b83f7d0484619"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a27a775de3c163baeca3852c34bd47208"><td class="memItemLeft" align="right" valign="top"><a id="a27a775de3c163baeca3852c34bd47208"></a>
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int </td><td class="memItemRight" valign="bottom"><a class="el" href="structpg__struct__entry.html#a27a775de3c163baeca3852c34bd47208">pgno</a>:20</td></tr>
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<tr class="memdesc:a27a775de3c163baeca3852c34bd47208"><td class="mdescLeft"> </td><td class="mdescRight">Physical page number this page maps to. <br /></td></tr>
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<tr class="separator:a27a775de3c163baeca3852c34bd47208"><td class="memSeparator" colspan="2"> </td></tr>
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</table>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
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<div class="textblock"><p>Represents an entry in a page table/directory. </p><dl class="section note"><dt>Note</dt><dd>Privlege bits in the page directory and page table entries for a page are ANDed together, so the most restrictive privlege between the page directory and the page table wins. </dd></dl>
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</div><hr/>The documentation for this struct was generated from the following file:<ul>
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<li>kernel/cpu/i386/<a class="el" href="paging_8c.html">paging.c</a></li>
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</ul>
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<li class="navelem"><a class="el" href="structpg__struct__entry.html">pg_struct_entry</a></li>
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<li class="footer">Generated by
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<a href="http://www.doxygen.org/index.html">
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<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.18 </li>
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