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<div class="title">vmm_mmap.c File Reference</div> </div>
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<div class="textblock"><code>#include <<a class="el" href="../../d1/d21/vmm_8h_source.html">vmm/vmm.h</a>></code><br />
<code>#include <<a class="el" href="../../d0/d27/include_2sys_2types_8h_source.html">sys/types.h</a>></code><br />
<code>#include <<a class="el" href="../../da/d28/kprintf_8h_source.html">lib/kprintf.h</a>></code><br />
<code>#include <<a class="el" href="../../d3/df4/descrip_8h_source.html">sys/descrip.h</a>></code><br />
<code>#include <<a class="el" href="../../d3/d24/kpanic_8h_source.html">ubixos/kpanic.h</a>></code><br />
<code>#include <<a class="el" href="../../df/d63/spinlock_8h_source.html">ubixos/spinlock.h</a>></code><br />
<code>#include <<a class="el" href="../../d7/d00/sched_8h_source.html">ubixos/sched.h</a>></code><br />
</div><div class="textblock"><div class="dynheader">
Include dependency graph for vmm_mmap.c:</div>
<div class="dyncontent">
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<p><a href="../../da/d53/vmm__mmap_8c_source.html">Go to the source code of this file.</a></p>
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Macros</h2></td></tr>
<tr class="memitem:a2d1678d5a7cc8ce499643f3b8957def4"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../da/d53/vmm__mmap_8c.html#a2d1678d5a7cc8ce499643f3b8957def4">EINVAL</a>   22 /* Invalid argument */</td></tr>
<tr class="separator:a2d1678d5a7cc8ce499643f3b8957def4"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aa409085f7521a7123554f94fec464cae"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../da/d53/vmm__mmap_8c.html#aa409085f7521a7123554f94fec464cae">MAP_ALIGNED</a>(n)   ((n) << <a class="el" href="../../da/d53/vmm__mmap_8c.html#ab3c3a0c844aac4c2a776144af72fc962">MAP_ALIGNMENT_SHIFT</a>)</td></tr>
<tr class="separator:aa409085f7521a7123554f94fec464cae"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a62e85b60c36d9e7cfe94f571571a2fd9"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../da/d53/vmm__mmap_8c.html#a62e85b60c36d9e7cfe94f571571a2fd9">MAP_ALIGNED_SUPER</a>   <a class="el" href="../../da/d53/vmm__mmap_8c.html#aa409085f7521a7123554f94fec464cae">MAP_ALIGNED</a>(1) /* align on a superpage */</td></tr>
<tr class="separator:a62e85b60c36d9e7cfe94f571571a2fd9"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ac167c2691db71eec92db78befc180561"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../da/d53/vmm__mmap_8c.html#ac167c2691db71eec92db78befc180561">MAP_ALIGNMENT_MASK</a>   <a class="el" href="../../da/d53/vmm__mmap_8c.html#aa409085f7521a7123554f94fec464cae">MAP_ALIGNED</a>(0xff)</td></tr>
<tr class="separator:ac167c2691db71eec92db78befc180561"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ab3c3a0c844aac4c2a776144af72fc962"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../da/d53/vmm__mmap_8c.html#ab3c3a0c844aac4c2a776144af72fc962">MAP_ALIGNMENT_SHIFT</a>   24</td></tr>
<tr class="separator:ab3c3a0c844aac4c2a776144af72fc962"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a298ddbffafbe6cf941b92092edfb86a5"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../da/d53/vmm__mmap_8c.html#a298ddbffafbe6cf941b92092edfb86a5">MAP_ANON</a>   0x1000 /* allocated from memory, swap space */</td></tr>
<tr class="separator:a298ddbffafbe6cf941b92092edfb86a5"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a238feed3512d8b21b3854d082dcae6f4"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../da/d53/vmm__mmap_8c.html#a238feed3512d8b21b3854d082dcae6f4">MAP_FILE</a>   0x0000 /* map from <a class="el" href="../../d7/d3a/structfile.html">file</a> (default) */</td></tr>
<tr class="separator:a238feed3512d8b21b3854d082dcae6f4"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a387ec707b30c5e78cf20a14517a63b96"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../da/d53/vmm__mmap_8c.html#a387ec707b30c5e78cf20a14517a63b96">MAP_FIXED</a>   0x0010 /* map addr must be exactly as requested */</td></tr>
<tr class="separator:a387ec707b30c5e78cf20a14517a63b96"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a8b783766f5ca8ebdcb7650dc3f013232"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../da/d53/vmm__mmap_8c.html#a8b783766f5ca8ebdcb7650dc3f013232">MAP_HASSEMAPHORE</a>   0x0200 /* region may contain semaphores */</td></tr>
<tr class="separator:a8b783766f5ca8ebdcb7650dc3f013232"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ad1c6c22db4e0baa46eea82f3170c1e79"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../da/d53/vmm__mmap_8c.html#ad1c6c22db4e0baa46eea82f3170c1e79">MAP_NORESERVE</a>   0x0040 /* Sun: don't reserve needed swap area */</td></tr>
<tr class="separator:ad1c6c22db4e0baa46eea82f3170c1e79"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ada41ea14bbfdc7529727db00153e7da5"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../da/d53/vmm__mmap_8c.html#ada41ea14bbfdc7529727db00153e7da5">MAP_NOSYNC</a>   0x0800 /* page to but do not sync underlying <a class="el" href="../../d7/d3a/structfile.html">file</a> */</td></tr>
<tr class="separator:ada41ea14bbfdc7529727db00153e7da5"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a398ef47a991a44389aa9818c98a28d24"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../da/d53/vmm__mmap_8c.html#a398ef47a991a44389aa9818c98a28d24">MAP_PRIVATE</a>   0x0002 /* changes are private */</td></tr>
<tr class="separator:a398ef47a991a44389aa9818c98a28d24"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ab1561170ccb2de44dea6a3636474b259"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../da/d53/vmm__mmap_8c.html#ab1561170ccb2de44dea6a3636474b259">MAP_RENAME</a>   0x0020 /* Sun: rename private pages to <a class="el" href="../../d7/d3a/structfile.html">file</a> */</td></tr>
<tr class="separator:ab1561170ccb2de44dea6a3636474b259"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a944446c3a2efd9c21c915b49815d132c"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../da/d53/vmm__mmap_8c.html#a944446c3a2efd9c21c915b49815d132c">MAP_RESERVED0080</a>   0x0080 /* previously misimplemented MAP_INHERIT */</td></tr>
<tr class="separator:a944446c3a2efd9c21c915b49815d132c"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a20fd5035505aefc7df7d95e1c08bedfe"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../da/d53/vmm__mmap_8c.html#a20fd5035505aefc7df7d95e1c08bedfe">MAP_RESERVED0100</a>   0x0100 /* previously unimplemented MAP_NOEXTEND */</td></tr>
<tr class="separator:a20fd5035505aefc7df7d95e1c08bedfe"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a57028962c2a7c0c802ca6613492f2ef3"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../da/d53/vmm__mmap_8c.html#a57028962c2a7c0c802ca6613492f2ef3">MAP_SHARED</a>   0x0001 /* share changes */</td></tr>
<tr class="separator:a57028962c2a7c0c802ca6613492f2ef3"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a06c706c6cc07f13a3d0e1252e923ec69"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../da/d53/vmm__mmap_8c.html#a06c706c6cc07f13a3d0e1252e923ec69">MAP_STACK</a>   0x0400 /* region grows down, like a stack */</td></tr>
<tr class="separator:a06c706c6cc07f13a3d0e1252e923ec69"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ac3e045b1eb12fc6a000555fda916a023"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../da/d53/vmm__mmap_8c.html#ac3e045b1eb12fc6a000555fda916a023">NBBY</a>   8 /* number of bits in a byte */</td></tr>
<tr class="separator:ac3e045b1eb12fc6a000555fda916a023"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a77848f068638e916c72cd543f5ecb815"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../da/d53/vmm__mmap_8c.html#a77848f068638e916c72cd543f5ecb815">PROT_EXEC</a>   0x04 /* pages can be executed */</td></tr>
<tr class="separator:a77848f068638e916c72cd543f5ecb815"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a6a982b48b8d3eb8eccd17e0d54ee5379"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../da/d53/vmm__mmap_8c.html#a6a982b48b8d3eb8eccd17e0d54ee5379">PROT_NONE</a>   0x00 /* no permissions */</td></tr>
<tr class="separator:a6a982b48b8d3eb8eccd17e0d54ee5379"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a15bf68ce8b590838b3a5c0b639d8d519"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../da/d53/vmm__mmap_8c.html#a15bf68ce8b590838b3a5c0b639d8d519">PROT_READ</a>   0x01 /* pages can be <a class="el" href="../../d3/d0a/gen__calls_8c.html#a5eff3a25d417fafce7c4f211db219ca2">read</a> */</td></tr>
<tr class="separator:a15bf68ce8b590838b3a5c0b639d8d519"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a2a79c8ceefb8fc25a940ae07a3d94429"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../da/d53/vmm__mmap_8c.html#a2a79c8ceefb8fc25a940ae07a3d94429">PROT_WRITE</a>   0x02 /* pages can be written */</td></tr>
<tr class="separator:a2a79c8ceefb8fc25a940ae07a3d94429"><td class="memSeparator" colspan="2"> </td></tr>
</table><table class="memberdecls">
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Typedefs</h2></td></tr>
<tr class="memitem:aa7e5e65d64b34dac1a9567aef42e58b2"><td class="memItemLeft" align="right" valign="top">typedef <a class="el" href="../../d0/d6f/__types_8h.html#acaa96aed3d7fddac490800f166c2af02">__uint32_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../da/d53/vmm__mmap_8c.html#aa7e5e65d64b34dac1a9567aef42e58b2">__vm_size_t</a></td></tr>
<tr class="separator:aa7e5e65d64b34dac1a9567aef42e58b2"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a3714bf69eda1989e3cf077bc1f029919"><td class="memItemLeft" align="right" valign="top">typedef <a class="el" href="../../da/d53/vmm__mmap_8c.html#aa7e5e65d64b34dac1a9567aef42e58b2">__vm_size_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../da/d53/vmm__mmap_8c.html#a3714bf69eda1989e3cf077bc1f029919">vm_size_t</a></td></tr>
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Functions</h2></td></tr>
<tr class="memitem:ac6b3ef6da47d002e7ff528f9a8e75012"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../da/d53/vmm__mmap_8c.html#ac6b3ef6da47d002e7ff528f9a8e75012">freebsd6_mmap</a> (struct <a class="el" href="../../d3/dc5/structthread.html">thread</a> *td, struct <a class="el" href="../../dc/d37/structfreebsd6__mmap__args.html">freebsd6_mmap_args</a> *uap)</td></tr>
<tr class="separator:ac6b3ef6da47d002e7ff528f9a8e75012"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a34f95e2ffa8a4bb4ca88918a3a3af580"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../da/d53/vmm__mmap_8c.html#a34f95e2ffa8a4bb4ca88918a3a3af580">sys_mmap</a> (struct <a class="el" href="../../d3/dc5/structthread.html">thread</a> *td, struct <a class="el" href="../../dc/d11/structsys__mmap__args.html">sys_mmap_args</a> *uap)</td></tr>
<tr class="separator:a34f95e2ffa8a4bb4ca88918a3a3af580"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a985dc19746123edc27f59c56678f81ad"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../da/d53/vmm__mmap_8c.html#a985dc19746123edc27f59c56678f81ad">sys_munmap</a> (struct <a class="el" href="../../d3/dc5/structthread.html">thread</a> *td, struct <a class="el" href="../../d2/d19/structsys__munmap__args.html">sys_munmap_args</a> *uap)</td></tr>
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<h2 class="groupheader">Macro Definition Documentation</h2>
<a id="a2d1678d5a7cc8ce499643f3b8957def4"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a2d1678d5a7cc8ce499643f3b8957def4">◆ </a></span>EINVAL</h2>
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<td class="memname">#define EINVAL   22 /* Invalid argument */</td>
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<p class="definition">Definition at line <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00040">40</a> of file <a class="el" href="../../da/d53/vmm__mmap_8c_source.html">vmm_mmap.c</a>.</p>
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</div>
<a id="aa409085f7521a7123554f94fec464cae"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aa409085f7521a7123554f94fec464cae">◆ </a></span>MAP_ALIGNED</h2>
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<td class="memname">#define MAP_ALIGNED</td>
<td>(</td>
<td class="paramtype"> </td>
<td class="paramname">n</td><td>)</td>
<td>   ((n) << <a class="el" href="../../da/d53/vmm__mmap_8c.html#ab3c3a0c844aac4c2a776144af72fc962">MAP_ALIGNMENT_SHIFT</a>)</td>
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<p class="definition">Definition at line <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00041">41</a> of file <a class="el" href="../../da/d53/vmm__mmap_8c_source.html">vmm_mmap.c</a>.</p>
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</div>
<a id="a62e85b60c36d9e7cfe94f571571a2fd9"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a62e85b60c36d9e7cfe94f571571a2fd9">◆ </a></span>MAP_ALIGNED_SUPER</h2>
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<td class="memname">#define MAP_ALIGNED_SUPER   <a class="el" href="../../da/d53/vmm__mmap_8c.html#aa409085f7521a7123554f94fec464cae">MAP_ALIGNED</a>(1) /* align on a superpage */</td>
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</div><div class="memdoc">
<p class="definition">Definition at line <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00044">44</a> of file <a class="el" href="../../da/d53/vmm__mmap_8c_source.html">vmm_mmap.c</a>.</p>
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</div>
<a id="ac167c2691db71eec92db78befc180561"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ac167c2691db71eec92db78befc180561">◆ </a></span>MAP_ALIGNMENT_MASK</h2>
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<td class="memname">#define MAP_ALIGNMENT_MASK   <a class="el" href="../../da/d53/vmm__mmap_8c.html#aa409085f7521a7123554f94fec464cae">MAP_ALIGNED</a>(0xff)</td>
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</div><div class="memdoc">
<p class="definition">Definition at line <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00043">43</a> of file <a class="el" href="../../da/d53/vmm__mmap_8c_source.html">vmm_mmap.c</a>.</p>
</div>
</div>
<a id="ab3c3a0c844aac4c2a776144af72fc962"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ab3c3a0c844aac4c2a776144af72fc962">◆ </a></span>MAP_ALIGNMENT_SHIFT</h2>
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<td class="memname">#define MAP_ALIGNMENT_SHIFT   24</td>
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<p class="definition">Definition at line <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00042">42</a> of file <a class="el" href="../../da/d53/vmm__mmap_8c_source.html">vmm_mmap.c</a>.</p>
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</div>
<a id="a298ddbffafbe6cf941b92092edfb86a5"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a298ddbffafbe6cf941b92092edfb86a5">◆ </a></span>MAP_ANON</h2>
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<td class="memname">#define MAP_ANON   0x1000 /* allocated from memory, swap space */</td>
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<p class="definition">Definition at line <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00073">73</a> of file <a class="el" href="../../da/d53/vmm__mmap_8c_source.html">vmm_mmap.c</a>.</p>
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<a id="a238feed3512d8b21b3854d082dcae6f4"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a238feed3512d8b21b3854d082dcae6f4">◆ </a></span>MAP_FILE</h2>
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<td class="memname">#define MAP_FILE   0x0000 /* map from <a class="el" href="../../d7/d3a/structfile.html">file</a> (default) */</td>
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<p class="definition">Definition at line <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00072">72</a> of file <a class="el" href="../../da/d53/vmm__mmap_8c_source.html">vmm_mmap.c</a>.</p>
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<a id="a387ec707b30c5e78cf20a14517a63b96"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a387ec707b30c5e78cf20a14517a63b96">◆ </a></span>MAP_FIXED</h2>
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<td class="memname">#define MAP_FIXED   0x0010 /* map addr must be exactly as requested */</td>
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<p class="definition">Definition at line <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00060">60</a> of file <a class="el" href="../../da/d53/vmm__mmap_8c_source.html">vmm_mmap.c</a>.</p>
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<a id="a8b783766f5ca8ebdcb7650dc3f013232"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a8b783766f5ca8ebdcb7650dc3f013232">◆ </a></span>MAP_HASSEMAPHORE</h2>
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<td class="memname">#define MAP_HASSEMAPHORE   0x0200 /* region may contain semaphores */</td>
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<p class="definition">Definition at line <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00065">65</a> of file <a class="el" href="../../da/d53/vmm__mmap_8c_source.html">vmm_mmap.c</a>.</p>
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<a id="ad1c6c22db4e0baa46eea82f3170c1e79"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ad1c6c22db4e0baa46eea82f3170c1e79">◆ </a></span>MAP_NORESERVE</h2>
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<td class="memname">#define MAP_NORESERVE   0x0040 /* Sun: don't reserve needed swap area */</td>
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<p class="definition">Definition at line <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00062">62</a> of file <a class="el" href="../../da/d53/vmm__mmap_8c_source.html">vmm_mmap.c</a>.</p>
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<a id="ada41ea14bbfdc7529727db00153e7da5"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ada41ea14bbfdc7529727db00153e7da5">◆ </a></span>MAP_NOSYNC</h2>
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<td class="memname">#define MAP_NOSYNC   0x0800 /* page to but do not sync underlying <a class="el" href="../../d7/d3a/structfile.html">file</a> */</td>
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<p class="definition">Definition at line <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00067">67</a> of file <a class="el" href="../../da/d53/vmm__mmap_8c_source.html">vmm_mmap.c</a>.</p>
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</div>
<a id="a398ef47a991a44389aa9818c98a28d24"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a398ef47a991a44389aa9818c98a28d24">◆ </a></span>MAP_PRIVATE</h2>
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<td class="memname">#define MAP_PRIVATE   0x0002 /* changes are private */</td>
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<p class="definition">Definition at line <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00059">59</a> of file <a class="el" href="../../da/d53/vmm__mmap_8c_source.html">vmm_mmap.c</a>.</p>
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<a id="ab1561170ccb2de44dea6a3636474b259"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ab1561170ccb2de44dea6a3636474b259">◆ </a></span>MAP_RENAME</h2>
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<td class="memname">#define MAP_RENAME   0x0020 /* Sun: rename private pages to <a class="el" href="../../d7/d3a/structfile.html">file</a> */</td>
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<p class="definition">Definition at line <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00061">61</a> of file <a class="el" href="../../da/d53/vmm__mmap_8c_source.html">vmm_mmap.c</a>.</p>
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<a id="a944446c3a2efd9c21c915b49815d132c"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a944446c3a2efd9c21c915b49815d132c">◆ </a></span>MAP_RESERVED0080</h2>
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<td class="memname">#define MAP_RESERVED0080   0x0080 /* previously misimplemented MAP_INHERIT */</td>
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<p class="definition">Definition at line <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00063">63</a> of file <a class="el" href="../../da/d53/vmm__mmap_8c_source.html">vmm_mmap.c</a>.</p>
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<a id="a20fd5035505aefc7df7d95e1c08bedfe"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a20fd5035505aefc7df7d95e1c08bedfe">◆ </a></span>MAP_RESERVED0100</h2>
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<td class="memname">#define MAP_RESERVED0100   0x0100 /* previously unimplemented MAP_NOEXTEND */</td>
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<p class="definition">Definition at line <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00064">64</a> of file <a class="el" href="../../da/d53/vmm__mmap_8c_source.html">vmm_mmap.c</a>.</p>
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<a id="a57028962c2a7c0c802ca6613492f2ef3"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a57028962c2a7c0c802ca6613492f2ef3">◆ </a></span>MAP_SHARED</h2>
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<td class="memname">#define MAP_SHARED   0x0001 /* share changes */</td>
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<p class="definition">Definition at line <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00058">58</a> of file <a class="el" href="../../da/d53/vmm__mmap_8c_source.html">vmm_mmap.c</a>.</p>
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<a id="a06c706c6cc07f13a3d0e1252e923ec69"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a06c706c6cc07f13a3d0e1252e923ec69">◆ </a></span>MAP_STACK</h2>
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<td class="memname">#define MAP_STACK   0x0400 /* region grows down, like a stack */</td>
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<p class="definition">Definition at line <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00066">66</a> of file <a class="el" href="../../da/d53/vmm__mmap_8c_source.html">vmm_mmap.c</a>.</p>
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<a id="ac3e045b1eb12fc6a000555fda916a023"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ac3e045b1eb12fc6a000555fda916a023">◆ </a></span>NBBY</h2>
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<td class="memname">#define NBBY   8 /* number of bits in a byte */</td>
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<p class="definition">Definition at line <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00045">45</a> of file <a class="el" href="../../da/d53/vmm__mmap_8c_source.html">vmm_mmap.c</a>.</p>
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<a id="a77848f068638e916c72cd543f5ecb815"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a77848f068638e916c72cd543f5ecb815">◆ </a></span>PROT_EXEC</h2>
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<td class="memname">#define PROT_EXEC   0x04 /* pages can be executed */</td>
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<p class="definition">Definition at line <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00051">51</a> of file <a class="el" href="../../da/d53/vmm__mmap_8c_source.html">vmm_mmap.c</a>.</p>
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<a id="a6a982b48b8d3eb8eccd17e0d54ee5379"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a6a982b48b8d3eb8eccd17e0d54ee5379">◆ </a></span>PROT_NONE</h2>
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<td class="memname">#define PROT_NONE   0x00 /* no permissions */</td>
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<p class="definition">Definition at line <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00048">48</a> of file <a class="el" href="../../da/d53/vmm__mmap_8c_source.html">vmm_mmap.c</a>.</p>
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<a id="a15bf68ce8b590838b3a5c0b639d8d519"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a15bf68ce8b590838b3a5c0b639d8d519">◆ </a></span>PROT_READ</h2>
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<td class="memname">#define PROT_READ   0x01 /* pages can be <a class="el" href="../../d3/d0a/gen__calls_8c.html#a5eff3a25d417fafce7c4f211db219ca2">read</a> */</td>
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<p class="definition">Definition at line <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00049">49</a> of file <a class="el" href="../../da/d53/vmm__mmap_8c_source.html">vmm_mmap.c</a>.</p>
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</div>
<a id="a2a79c8ceefb8fc25a940ae07a3d94429"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a2a79c8ceefb8fc25a940ae07a3d94429">◆ </a></span>PROT_WRITE</h2>
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<td class="memname">#define PROT_WRITE   0x02 /* pages can be written */</td>
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<p class="definition">Definition at line <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00050">50</a> of file <a class="el" href="../../da/d53/vmm__mmap_8c_source.html">vmm_mmap.c</a>.</p>
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<h2 class="groupheader">Typedef Documentation</h2>
<a id="aa7e5e65d64b34dac1a9567aef42e58b2"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aa7e5e65d64b34dac1a9567aef42e58b2">◆ </a></span>__vm_size_t</h2>
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<td class="memname">typedef <a class="el" href="../../d0/d6f/__types_8h.html#acaa96aed3d7fddac490800f166c2af02">__uint32_t</a> <a class="el" href="../../da/d53/vmm__mmap_8c.html#aa7e5e65d64b34dac1a9567aef42e58b2">__vm_size_t</a></td>
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</div><div class="memdoc">
<p class="definition">Definition at line <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00038">38</a> of file <a class="el" href="../../da/d53/vmm__mmap_8c_source.html">vmm_mmap.c</a>.</p>
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</div>
<a id="a3714bf69eda1989e3cf077bc1f029919"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a3714bf69eda1989e3cf077bc1f029919">◆ </a></span>vm_size_t</h2>
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<td class="memname">typedef <a class="el" href="../../da/d53/vmm__mmap_8c.html#aa7e5e65d64b34dac1a9567aef42e58b2">__vm_size_t</a> <a class="el" href="../../da/d53/vmm__mmap_8c.html#a3714bf69eda1989e3cf077bc1f029919">vm_size_t</a></td>
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<p class="definition">Definition at line <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00039">39</a> of file <a class="el" href="../../da/d53/vmm__mmap_8c_source.html">vmm_mmap.c</a>.</p>
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<h2 class="groupheader">Function Documentation</h2>
<a id="ac6b3ef6da47d002e7ff528f9a8e75012"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ac6b3ef6da47d002e7ff528f9a8e75012">◆ </a></span>freebsd6_mmap()</h2>
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<td class="memname">int freebsd6_mmap </td>
<td>(</td>
<td class="paramtype">struct <a class="el" href="../../d3/dc5/structthread.html">thread</a> * </td>
<td class="paramname"><em>td</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">struct <a class="el" href="../../dc/d37/structfreebsd6__mmap__args.html">freebsd6_mmap_args</a> * </td>
<td class="paramname"><em>uap</em> </td>
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<td></td>
<td>)</td>
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</div><div class="memdoc">
<p class="definition">Definition at line <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00075">75</a> of file <a class="el" href="../../da/d53/vmm__mmap_8c_source.html">vmm_mmap.c</a>.</p>
<p class="reference">References <a class="el" href="../../d3/d02/armv6_2sched_8c_source.html#l00050">_current</a>, <a class="el" href="../../d1/d21/vmm_8h_source.html#l00075">freebsd6_mmap_args::addr</a>, <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00040">EINVAL</a>, <a class="el" href="../../d1/d21/vmm_8h_source.html#l00090">freebsd6_mmap_args::fd</a>, <a class="el" href="../../d1/d21/vmm_8h_source.html#l00087">freebsd6_mmap_args::flags</a>, <a class="el" href="../../d7/d00/sched_8h_source.html#l00063">taskStruct::id</a>, <a class="el" href="../../d3/d24/kpanic_8h_source.html#l00032">K_PANIC</a>, <a class="el" href="../../df/d87/kprintf_8c_source.html#l00259">kprintf()</a>, <a class="el" href="../../d1/d21/vmm_8h_source.html#l00079">freebsd6_mmap_args::len</a>, <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00044">MAP_ALIGNED_SUPER</a>, <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00043">MAP_ALIGNMENT_MASK</a>, <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00042">MAP_ALIGNMENT_SHIFT</a>, <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00073">MAP_ANON</a>, <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00060">MAP_FIXED</a>, <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00045">NBBY</a>, <a class="el" href="../../d1/d21/vmm_8h_source.html#l00094">freebsd6_mmap_args::pad</a>, <a class="el" href="../../d4/df4/paging_8h_source.html#l00068">PAGE_DEFAULT</a>, <a class="el" href="../../d4/df4/paging_8h_source.html#l00038">PAGE_MASK</a>, <a class="el" href="../../d4/df4/paging_8h_source.html#l00036">PAGE_SHIFT</a>, <a class="el" href="../../d1/d21/vmm_8h_source.html#l00098">freebsd6_mmap_args::pos</a>, <a class="el" href="../../d1/d21/vmm_8h_source.html#l00083">freebsd6_mmap_args::prot</a>, <a class="el" href="../../d4/df4/paging_8h_source.html#l00072">round_page</a>, <a class="el" href="../../d3/db5/vmm__memory_8c_source.html#l00221">vmm_findFreePage()</a>, and <a class="el" href="../../de/d38/paging_8c_source.html#l00199">vmm_remapPage()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a34f95e2ffa8a4bb4ca88918a3a3af580">◆ </a></span>sys_mmap()</h2>
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<td class="memname">int sys_mmap </td>
<td>(</td>
<td class="paramtype">struct <a class="el" href="../../d3/dc5/structthread.html">thread</a> * </td>
<td class="paramname"><em>td</em>, </td>
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<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">struct <a class="el" href="../../dc/d11/structsys__mmap__args.html">sys_mmap_args</a> * </td>
<td class="paramname"><em>uap</em> </td>
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<td></td>
<td>)</td>
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<p class="definition">Definition at line <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00162">162</a> of file <a class="el" href="../../da/d53/vmm__mmap_8c_source.html">vmm_mmap.c</a>.</p>
<p class="reference">References <a class="el" href="../../d3/d02/armv6_2sched_8c_source.html#l00050">_current</a>, <a class="el" href="../../d3/d7e/sysproto__posix_8h_source.html#l00380">sys_mmap_args::addr</a>, <a class="el" href="../../d5/d82/gpt_8h_source.html#l00037">bzero</a>, <a class="el" href="../../d3/df4/descrip_8h_source.html#l00071">file::fd</a>, <a class="el" href="../../d3/d7e/sysproto__posix_8h_source.html#l00392">sys_mmap_args::fd</a>, <a class="el" href="../../d6/d13/file_8c_source.html#l00297">fread()</a>, <a class="el" href="../../d6/d13/file_8c_source.html#l00332">fseek()</a>, <a class="el" href="../../d2/d3f/descrip_8c_source.html#l00213">getfd()</a>, <a class="el" href="../../d7/d00/sched_8h_source.html#l00063">taskStruct::id</a>, <a class="el" href="../../d3/d24/kpanic_8h_source.html#l00032">K_PANIC</a>, <a class="el" href="../../dc/d94/armv6_2kpanic_8c_source.html#l00041">kpanic()</a>, <a class="el" href="../../d3/d7e/sysproto__posix_8h_source.html#l00383">sys_mmap_args::len</a>, <a class="el" href="../../d4/df4/paging_8h_source.html#l00068">PAGE_DEFAULT</a>, <a class="el" href="../../d3/d7e/sysproto__posix_8h_source.html#l00395">sys_mmap_args::pos</a>, <a class="el" href="../../d4/df4/paging_8h_source.html#l00072">round_page</a>, <a class="el" href="../../db/dd5/thread_8h_source.html#l00041">thread::td_retval</a>, <a class="el" href="../../d4/df4/paging_8h_source.html#l00052">VM_TASK</a>, <a class="el" href="../../d3/db5/vmm__memory_8c_source.html#l00221">vmm_findFreePage()</a>, <a class="el" href="../../d1/d21/vmm_8h_source.html#l00111">VMM_FREE</a>, <a class="el" href="../../d4/de7/getfreevirtualpage_8c_source.html#l00047">vmm_getFreeVirtualPage()</a>, <a class="el" href="../../de/d38/paging_8c_source.html#l00199">vmm_remapPage()</a>, and <a class="el" href="../../d9/db9/unmappage_8c_source.html#l00047">vmm_unmapPage()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a985dc19746123edc27f59c56678f81ad">◆ </a></span>sys_munmap()</h2>
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<td class="memname">int sys_munmap </td>
<td>(</td>
<td class="paramtype">struct <a class="el" href="../../d3/dc5/structthread.html">thread</a> * </td>
<td class="paramname"><em>td</em>, </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">struct <a class="el" href="../../d2/d19/structsys__munmap__args.html">sys_munmap_args</a> * </td>
<td class="paramname"><em>uap</em> </td>
</tr>
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<td>)</td>
<td></td><td></td>
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<p class="definition">Definition at line <a class="el" href="../../da/d53/vmm__mmap_8c_source.html#l00155">155</a> of file <a class="el" href="../../da/d53/vmm__mmap_8c_source.html">vmm_mmap.c</a>.</p>
<p class="reference">References <a class="el" href="../../db/dd5/thread_8h_source.html#l00041">thread::td_retval</a>.</p>
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