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<title>UbixOS V2: src/sys/vmm/getfreevirtualpage.c File Reference</title>
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<a class="el" href="dir_897b6a2d7bab147dd1db58381aad3984.html">src</a> » <a class="el" href="dir_832905b1f7f5feaf61a306b40c0ac817.html">sys</a> » <a class="el" href="dir_b87deefade4e886319aa926bd3ba1491.html">vmm</a></div>
<h1>getfreevirtualpage.c File Reference</h1><code>#include <<a class="el" href="vmm_8h-source.html">vmm/vmm.h</a>></code><br>
<code>#include <<a class="el" href="sched_8h-source.html">ubixos/sched.h</a>></code><br>
<code>#include <<a class="el" href="kpanic_8h-source.html">ubixos/kpanic.h</a>></code><br>
<code>#include <<a class="el" href="spinlock_8h-source.html">ubixos/spinlock.h</a>></code><br>
<code>#include <<a class="el" href="kprint_8h-source.html">lib/kprint.h</a>></code><br>
<p>
Include dependency graph for getfreevirtualpage.c:<p><center><img src="getfreevirtualpage_8c__incl.png" border="0" usemap="#src/sys/vmm/getfreevirtualpage.c_map" alt=""></center>
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<a href="getfreevirtualpage_8c-source.html">Go to the source code of this file.</a><table border="0" cellpadding="0" cellspacing="0">
<tr><td></td></tr>
<tr><td colspan="2"><br><h2>Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void * </td><td class="memItemRight" valign="bottom"><a class="el" href="getfreevirtualpage_8c.html#fbc8bd5fa45d60baf5e8b5c47bf3f3b6">vmmGetFreeVirtualPage</a> (<a class="el" href="types_8h.html#e438ba74394b14d7b24b6df3b3b8c252">pidType</a> pid, int count, int type)</td></tr>
<tr><td colspan="2"><br><h2>Variables</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">static <a class="el" href="spinlock_8h.html#a240e9404b4ede1e0d714610080d1176">spinLock_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="getfreevirtualpage_8c.html#153dbb51837629ad18f14637d0357248">fvpSpinLock</a> = SPIN_LOCK_INITIALIZER</td></tr>
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<hr><h2>Function Documentation</h2>
<a class="anchor" name="fbc8bd5fa45d60baf5e8b5c47bf3f3b6"></a><!-- doxytag: member="getfreevirtualpage.c::vmmGetFreeVirtualPage" ref="fbc8bd5fa45d60baf5e8b5c47bf3f3b6" args="(pidType pid, int count, int type)" -->
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<td class="memname">void* vmmGetFreeVirtualPage </td>
<td>(</td>
<td class="paramtype"><a class="el" href="types_8h.html#e438ba74394b14d7b24b6df3b3b8c252">pidType</a> </td>
<td class="paramname"> <em>pid</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"> <em>count</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"> <em>type</em></td><td> </td>
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Definition at line <a class="el" href="getfreevirtualpage_8c-source.html#l00047">47</a> of file <a class="el" href="getfreevirtualpage_8c-source.html">getfreevirtualpage.c</a>.
<p>
References <a class="el" href="sched_8c-source.html#l00051">_current</a>, <a class="el" href="paging_8h-source.html#l00062">btoc</a>, <a class="el" href="paging_8h-source.html#l00061">ctob</a>, <a class="el" href="getfreevirtualpage_8c-source.html#l00036">fvpSpinLock</a>, <a class="el" href="sched_8h-source.html#l00055">taskStruct::id</a>, <a class="el" href="kpanic_8h-source.html#l00033">K_PANIC</a>, <a class="el" href="kpanic_8c-source.html#l00042">kpanic()</a>, <a class="el" href="kprintf_8c-source.html#l00038">kprintf()</a>, <a class="el" href="sched_8h-source.html#l00060">taskStruct::oInfo</a>, <a class="el" href="paging_8h-source.html#l00046">PAGE_COW</a>, <a class="el" href="paging_8h-source.html#l00052">PAGE_DEFAULT</a>, <a class="el" href="paging_8h-source.html#l00049">PAGE_PRESENT</a>, <a class="el" href="paging_8h-source.html#l00042">pageEntries</a>, <a class="el" href="paging_8h-source.html#l00044">parentPageDirAddr</a>, <a class="el" href="spinlock_8c-source.html#l00056">spinLock()</a>, <a class="el" href="spinlock_8c-source.html#l00037">spinUnlock()</a>, <a class="el" href="paging_8h-source.html#l00043">tablesBaseAddress</a>, <a class="el" href="sched_8h-source.html#l00067">taskStruct::td</a>, <a class="el" href="thread_8h-source.html#l00040">thread::vm_daddr</a>, <a class="el" href="thread_8h-source.html#l00041">thread::vm_dsize</a>, <a class="el" href="paging_8h-source.html#l00038">VM_TASK</a>, <a class="el" href="paging_8h-source.html#l00037">VM_THRD</a>, <a class="el" href="paging_8c-source.html#l00160">vmm_remapPage()</a>, <a class="el" href="paging_8c-source.html#l00314">vmmClearVirtualPage()</a>, <a class="el" href="vmm__memory_8c-source.html#l00186">vmmFindFreePage()</a>, <a class="el" href="sched_8h-source.html#l00047">osInfo::vmStart</a>, <a class="el" href="ap-boot_8S-source.html#l00006">x1</a>, and <a class="el" href="ap-boot_8S-source.html#l00052">x1000</a>.
<p>
Referenced by <a class="el" href="paging_8c-source.html#l00453">mmap()</a>, <a class="el" href="exec_8c-source.html#l00334">sysExec()</a>, <a class="el" href="syscall_8c-source.html#l00196">sysGetFreePage()</a>, and <a class="el" href="pagefault_8c-source.html#l00053">vmm_pageFault()</a>.
<p>
Here is the call graph for this function:<p><center><img src="getfreevirtualpage_8c_fbc8bd5fa45d60baf5e8b5c47bf3f3b6_cgraph.png" border="0" usemap="#getfreevirtualpage_8c_fbc8bd5fa45d60baf5e8b5c47bf3f3b6_cgraph_map" alt=""></center>
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<area href="kprint_8h.html#b2761bdf0cca73ad0fb5880895210cd8" shape="rect" coords="812,309,879,336" alt="">
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<hr><h2>Variable Documentation</h2>
<a class="anchor" name="153dbb51837629ad18f14637d0357248"></a><!-- doxytag: member="getfreevirtualpage.c::fvpSpinLock" ref="153dbb51837629ad18f14637d0357248" args="" -->
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<td class="memname"><a class="el" href="spinlock_8h.html#a240e9404b4ede1e0d714610080d1176">spinLock_t</a> <a class="el" href="getfreevirtualpage_8c.html#153dbb51837629ad18f14637d0357248">fvpSpinLock</a> = SPIN_LOCK_INITIALIZER<code> [static]</code> </td>
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<p>
Definition at line <a class="el" href="getfreevirtualpage_8c-source.html#l00036">36</a> of file <a class="el" href="getfreevirtualpage_8c-source.html">getfreevirtualpage.c</a>.
<p>
Referenced by <a class="el" href="getfreevirtualpage_8c-source.html#l00047">vmmGetFreeVirtualPage()</a>.
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<hr size="1"><address style="align: right;"><small>Generated on Fri Dec 15 11:26:23 2006 for UbixOS V2 by
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