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<references refid="paging_8h_11532db17068ba8d409b8ffe066414af2" compoundref="paging_8h" startline="47">PAGE_STACK</references>
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<references refid="paging_8c_179ee934bb85cf9e184c2ad54b707f9db" compoundref="paging_8c" startline="44">rmpSpinLock</references>
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<type>int</type>
<definition>int vmmClearVirtualPage</definition>
<argsstring>(uInt32 pageAddr)</argsstring>
<name>vmmClearVirtualPage</name>
<param>
<type><ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref></type>
<declname>pageAddr</declname>
</param>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/usr/home/reddawg/source/ubix2/src/sys/vmm/paging.c" line="315" bodyfile="/usr/home/reddawg/source/ubix2/src/sys/vmm/paging.c" bodystart="314" bodyend="329"/>
<references refid="paging_8h_1b80d68a13753e40b0df8e0dc0c4af870" compoundref="paging_8h" startline="42">pageEntries</references>
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<referencedby refid="paging_8c_130a38035243b9dfb285b3793788126be" compoundref="paging_8c" startline="253" endline="301">vmmGetFreeKernelPage</referencedby>
<referencedby refid="getfreepage_8c_197b73a5761e664ab5c0c24382971a2e6" compoundref="getfreepage_8c" startline="48" endline="77">vmmGetFreePage</referencedby>
<referencedby refid="getfreevirtualpage_8c_1fbc8bd5fa45d60baf5e8b5c47bf3f3b6" compoundref="getfreevirtualpage_8c" startline="47" endline="159">vmmGetFreeVirtualPage</referencedby>
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<type>void *</type>
<definition>void* vmmGetFreeKernelPage</definition>
<argsstring>(pidType pid, uInt16 count)</argsstring>
<name>vmmGetFreeKernelPage</name>
<param>
<type><ref refid="types_8h_1e438ba74394b14d7b24b6df3b3b8c252" kindref="member">pidType</ref></type>
<declname>pid</declname>
</param>
<param>
<type><ref refid="types_8h_13b65128d2644e9b80cec9a69bfa7e094" kindref="member">uInt16</ref></type>
<declname>count</declname>
</param>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
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<references refid="paging_8c_1fe74a297627a1834d20925533b77c3d8" compoundref="paging_8c" startline="43">fkpSpinLock</references>
<references refid="kpanic_8h_1a5193288597f00c4f8e3b2939aa6c0ce" compoundref="kpanic_8h" startline="33">K_PANIC</references>
<references refid="paging_8h_18b838cda4f0bc79ab8d07eb19dd35420" compoundref="paging_8h" startline="53">KERNEL_PAGE_DEFAULT</references>
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<references refid="paging_8h_1a432d41840ad8a583a7e6af86feece4f" compoundref="paging_8h" startline="43">tablesBaseAddress</references>
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<references refid="paging_8h_1230a160ddb717c5a133e55aa42e9d324" compoundref="paging_8c" startline="314" endline="329">vmmClearVirtualPage</references>
<references refid="vmm_8h_1976cf3919bf7c77c868021ec9374593b" compoundref="vmm__memory_8c" startline="186" endline="216">vmmFindFreePage</references>
<referencedby refid="copyvirtualspace_8c_12d305244a54b4bb8c56698eca1b4c82c" compoundref="copyvirtualspace_8c" startline="53" endline="206">vmmCopyVirtualSpace</referencedby>
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<type>void *</type>
<definition>void* vmmMapFromTask</definition>
<argsstring>(pidType pid, void *ptr, uInt32 size)</argsstring>
<name>vmmMapFromTask</name>
<param>
<type><ref refid="types_8h_1e438ba74394b14d7b24b6df3b3b8c252" kindref="member">pidType</ref></type>
<declname>pid</declname>
</param>
<param>
<type>void *</type>
<declname>ptr</declname>
</param>
<param>
<type><ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref></type>
<declname>size</declname>
</param>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/usr/home/reddawg/source/ubix2/src/sys/vmm/paging.c" line="332" bodyfile="/usr/home/reddawg/source/ubix2/src/sys/vmm/paging.c" bodystart="332" bodyend="399"/>
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<references refid="structosInfo_12833c1fa4a221941b5d1141dfa5beefd" compoundref="sched_8h" startline="47">osInfo::vmStart</references>
<references refid="ap-boot_8S_1f78b91f02427adef14bb8b28aa93baa5" compoundref="ap-boot_8S" startline="52">x1000</references>
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<memberdef kind="variable" id="paging_8c_1fe74a297627a1834d20925533b77c3d8" prot="public" static="yes" mutable="no">
<type><ref refid="spinlock_8h_1a240e9404b4ede1e0d714610080d1176" kindref="member">spinLock_t</ref></type>
<definition>spinLock_t fkpSpinLock</definition>
<argsstring></argsstring>
<name>fkpSpinLock</name>
<initializer> SPIN_LOCK_INITIALIZER</initializer>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/usr/home/reddawg/source/ubix2/src/sys/vmm/paging.c" line="43" bodyfile="/usr/home/reddawg/source/ubix2/src/sys/vmm/paging.c" bodystart="43" bodyend="-1"/>
<referencedby refid="paging_8c_1541f0b43826a40b9e978f5479080bb0e" compoundref="paging_8c" startline="401" endline="451">vmm_getFreeMallocPage</referencedby>
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<type><ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref> *</type>
<definition>uInt32* kernelPageDirectory</definition>
<argsstring></argsstring>
<name>kernelPageDirectory</name>
<initializer> 0x0</initializer>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/usr/home/reddawg/source/ubix2/src/sys/vmm/paging.c" line="40" bodyfile="/usr/home/reddawg/source/ubix2/src/sys/vmm/paging.c" bodystart="40" bodyend="-1"/>
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<referencedby refid="idt_8c_1d2968ba244dc6df20e94c32861314906" compoundref="idt_8c" startline="63" endline="152">idt_init</referencedby>
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<type><ref refid="spinlock_8h_1a240e9404b4ede1e0d714610080d1176" kindref="member">spinLock_t</ref></type>
<definition>spinLock_t rmpSpinLock</definition>
<argsstring></argsstring>
<name>rmpSpinLock</name>
<initializer> SPIN_LOCK_INITIALIZER</initializer>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/usr/home/reddawg/source/ubix2/src/sys/vmm/paging.c" line="44" bodyfile="/usr/home/reddawg/source/ubix2/src/sys/vmm/paging.c" bodystart="44" bodyend="-1"/>
<referencedby refid="paging_8c_1f055cfbfef9c5d8dd82aa83829a06117" compoundref="paging_8c" startline="160" endline="241">vmm_remapPage</referencedby>
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<detaileddescription>
</detaileddescription>
<programlisting>
<codeline lineno="1"><highlight class="normal"><sp/></highlight><highlight class="comment">/*****************************************************************************************</highlight></codeline>
<codeline lineno="2"><highlight class="comment"><sp/>Copyright<sp/>(c)<sp/>2002-2004<sp/>The<sp/>UbixOS<sp/>Project</highlight></codeline>
<codeline lineno="3"><highlight class="comment"><sp/>All<sp/>rights<sp/>reserved.</highlight></codeline>
<codeline lineno="4"><highlight class="comment"></highlight></codeline>
<codeline lineno="5"><highlight class="comment"><sp/>Redistribution<sp/>and<sp/>use<sp/>in<sp/>source<sp/>and<sp/>binary<sp/>forms,<sp/>with<sp/>or<sp/>without<sp/>modification,<sp/>are</highlight></codeline>
<codeline lineno="6"><highlight class="comment"><sp/>permitted<sp/>provided<sp/>that<sp/>the<sp/>following<sp/>conditions<sp/>are<sp/>met:</highlight></codeline>
<codeline lineno="7"><highlight class="comment"></highlight></codeline>
<codeline lineno="8"><highlight class="comment"><sp/>Redistributions<sp/>of<sp/>source<sp/>code<sp/>must<sp/>retain<sp/>the<sp/>above<sp/>copyright<sp/>notice,<sp/>this<sp/>list<sp/>of</highlight></codeline>
<codeline lineno="9"><highlight class="comment"><sp/>conditions,<sp/>the<sp/>following<sp/>disclaimer<sp/>and<sp/>the<sp/>list<sp/>of<sp/>authors.<sp/><sp/>Redistributions<sp/>in<sp/>binary</highlight></codeline>
<codeline lineno="10"><highlight class="comment"><sp/>form<sp/>must<sp/>reproduce<sp/>the<sp/>above<sp/>copyright<sp/>notice,<sp/>this<sp/>list<sp/>of<sp/>conditions,<sp/>the<sp/>following</highlight></codeline>
<codeline lineno="11"><highlight class="comment"><sp/>disclaimer<sp/>and<sp/>the<sp/>list<sp/>of<sp/>authors<sp/>in<sp/>the<sp/>documentation<sp/>and/or<sp/>other<sp/>materials<sp/>provided</highlight></codeline>
<codeline lineno="12"><highlight class="comment"><sp/>with<sp/>the<sp/>distribution.<sp/>Neither<sp/>the<sp/>name<sp/>of<sp/>the<sp/>UbixOS<sp/>Project<sp/>nor<sp/>the<sp/>names<sp/>of<sp/>its</highlight></codeline>
<codeline lineno="13"><highlight class="comment"><sp/>contributors<sp/>may<sp/>be<sp/>used<sp/>to<sp/>endorse<sp/>or<sp/>promote<sp/>products<sp/>derived<sp/>from<sp/>this<sp/>software</highlight></codeline>
<codeline lineno="14"><highlight class="comment"><sp/>without<sp/>specific<sp/>prior<sp/>written<sp/>permission.</highlight></codeline>
<codeline lineno="15"><highlight class="comment"></highlight></codeline>
<codeline lineno="16"><highlight class="comment"><sp/>THIS<sp/>SOFTWARE<sp/>IS<sp/>PROVIDED<sp/>BY<sp/>THE<sp/>COPYRIGHT<sp/>HOLDERS<sp/>AND<sp/>CONTRIBUTORS<sp/>"AS<sp/>IS"<sp/>AND<sp/>ANY</highlight></codeline>
<codeline lineno="17"><highlight class="comment"><sp/>EXPRESS<sp/>OR<sp/>IMPLIED<sp/>WARRANTIES,<sp/>INCLUDING,<sp/>BUT<sp/>NOT<sp/>LIMITED<sp/>TO,<sp/>THE<sp/>IMPLIED<sp/>WARRANTIES<sp/>OF</highlight></codeline>
<codeline lineno="18"><highlight class="comment"><sp/>MERCHANTABILITY<sp/>AND<sp/>FITNESS<sp/>FOR<sp/>A<sp/>PARTICULAR<sp/>PURPOSE<sp/>ARE<sp/>DISCLAIMED.<sp/>IN<sp/>NO<sp/>EVENT<sp/>SHALL</highlight></codeline>
<codeline lineno="19"><highlight class="comment"><sp/>THE<sp/>COPYRIGHT<sp/>OWNER<sp/>OR<sp/>CONTRIBUTORS<sp/>BE<sp/>LIABLE<sp/>FOR<sp/>ANY<sp/>DIRECT,<sp/>INDIRECT,<sp/>INCIDENTAL,</highlight></codeline>
<codeline lineno="20"><highlight class="comment"><sp/>SPECIAL,<sp/>EXEMPLARY,<sp/>OR<sp/>CONSEQUENTIAL<sp/>DAMAGES<sp/>(INCLUDING,<sp/>BUT<sp/>NOT<sp/>LIMITED<sp/>TO,<sp/>PROCUREMENT</highlight></codeline>
<codeline lineno="21"><highlight class="comment"><sp/>OF<sp/>SUBSTITUTE<sp/>GOODS<sp/>OR<sp/>SERVICES;<sp/>LOSS<sp/>OF<sp/>USE,<sp/>DATA,<sp/>OR<sp/>PROFITS;<sp/>OR<sp/>BUSINESS<sp/>INTERRUPTION)</highlight></codeline>
<codeline lineno="22"><highlight class="comment"><sp/>HOWEVER<sp/>CAUSED<sp/>AND<sp/>ON<sp/>ANY<sp/>THEORY<sp/>OF<sp/>LIABILITY,<sp/>WHETHER<sp/>IN<sp/>CONTRACT,<sp/>STRICT<sp/>LIABILITY,<sp/>OR</highlight></codeline>
<codeline lineno="23"><highlight class="comment"><sp/>TORT<sp/>(INCLUDING<sp/>NEGLIGENCE<sp/>OR<sp/>OTHERWISE)<sp/>ARISING<sp/>IN<sp/>ANY<sp/>WAY<sp/>OUT<sp/>OF<sp/>THE<sp/>USE<sp/>OF<sp/>THIS</highlight></codeline>
<codeline lineno="24"><highlight class="comment"><sp/>SOFTWARE,<sp/>EVEN<sp/>IF<sp/>ADVISED<sp/>OF<sp/>THE<sp/>POSSIBILITY<sp/>OF<sp/>SUCH<sp/>DAMAGE.</highlight></codeline>
<codeline lineno="25"><highlight class="comment"></highlight></codeline>
<codeline lineno="26"><highlight class="comment"><sp/>$Id: paging_8c.xml 88 2016-01-12 00:11:29Z reddawg $</highlight></codeline>
<codeline lineno="27"><highlight class="comment"></highlight></codeline>
<codeline lineno="28"><highlight class="comment">*****************************************************************************************/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="29"><highlight class="normal"></highlight></codeline>
<codeline lineno="30"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/><<ref refid="vmm_8h" kindref="compound">vmm/vmm.h</ref>></highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="31"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/><<ref refid="kprintf_8h" kindref="compound">lib/kprintf.h</ref>></highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="32"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/><<ref refid="kmalloc_8h" kindref="compound">lib/kmalloc.h</ref>></highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="33"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/><<ref refid="types_8h" kindref="compound">ubixos/types.h</ref>></highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="34"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/><<ref refid="kpanic_8h" kindref="compound">ubixos/kpanic.h</ref>></highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="35"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/><<ref refid="sched_8h" kindref="compound">ubixos/sched.h</ref>></highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="36"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/><<ref refid="spinlock_8h" kindref="compound">ubixos/spinlock.h</ref>></highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="37"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/><<ref refid="string_8h" kindref="compound">string.h</ref>></highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="38"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/><<ref refid="assert_8h" kindref="compound">assert.h</ref>></highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="39"><highlight class="normal"></highlight></codeline>
<codeline lineno="40" refid="paging_8c_14e81de2626825c90dc6bb3cd7c8b344c" refkind="member"><highlight class="normal"><ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>*<ref refid="paging_8h_14e81de2626825c90dc6bb3cd7c8b344c" kindref="member">kernelPageDirectory</ref><sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="41"><highlight class="normal"></highlight></codeline>
<codeline lineno="42"><highlight class="normal"></highlight></codeline>
<codeline lineno="43" refid="paging_8c_1fe74a297627a1834d20925533b77c3d8" refkind="member"><highlight class="normal"></highlight><highlight class="keyword">static</highlight><highlight class="normal"><sp/><ref refid="spinlock_8h_1a240e9404b4ede1e0d714610080d1176" kindref="member">spinLock_t</ref><sp/><ref refid="paging_8c_1fe74a297627a1834d20925533b77c3d8" kindref="member">fkpSpinLock</ref><sp/>=<sp/><ref refid="spinlock_8h_10fe85a4f3642683148b25916d6c5eafd" kindref="member">SPIN_LOCK_INITIALIZER</ref>;</highlight></codeline>
<codeline lineno="44" refid="paging_8c_179ee934bb85cf9e184c2ad54b707f9db" refkind="member"><highlight class="normal"></highlight><highlight class="keyword">static</highlight><highlight class="normal"><sp/><ref refid="spinlock_8h_1a240e9404b4ede1e0d714610080d1176" kindref="member">spinLock_t</ref><sp/><ref refid="paging_8c_179ee934bb85cf9e184c2ad54b707f9db" kindref="member">rmpSpinLock</ref><sp/>=<sp/><ref refid="spinlock_8h_10fe85a4f3642683148b25916d6c5eafd" kindref="member">SPIN_LOCK_INITIALIZER</ref>;</highlight></codeline>
<codeline lineno="45"><highlight class="normal"></highlight></codeline>
<codeline lineno="46"><highlight class="normal"></highlight></codeline>
<codeline lineno="47"><highlight class="normal"></highlight><highlight class="comment">/*****************************************************************************************</highlight></codeline>
<codeline lineno="48"><highlight class="comment"><sp/>Function:<sp/>int<sp/>vmm_pagingInit();</highlight></codeline>
<codeline lineno="49"><highlight class="comment"></highlight></codeline>
<codeline lineno="50"><highlight class="comment"><sp/>Description:<sp/>This<sp/>Function<sp/>Will<sp/>Initialize<sp/>The<sp/>Operating<sp/>Systems<sp/>Paging</highlight></codeline>
<codeline lineno="51"><highlight class="comment"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>Abilities.</highlight></codeline>
<codeline lineno="52"><highlight class="comment"></highlight></codeline>
<codeline lineno="53"><highlight class="comment"><sp/>Notes:</highlight></codeline>
<codeline lineno="54"><highlight class="comment"><sp/><sp/>02/20/2004<sp/>-<sp/>Looked<sp/>Over<sp/>Code<sp/>And<sp/>Have<sp/>Approved<sp/>Its<sp/>Quality</highlight></codeline>
<codeline lineno="55"><highlight class="comment"><sp/><sp/>07/28/3004<sp/>-<sp/>All<sp/>pages<sp/>are<sp/>set<sp/>for<sp/>ring-0<sp/>only<sp/>no<sp/>more<sp/>user<sp/>accessable</highlight></codeline>
<codeline lineno="56"><highlight class="comment"></highlight></codeline>
<codeline lineno="57"><highlight class="comment">*****************************************************************************************/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="58"><highlight class="normal"></highlight></codeline>
<codeline lineno="59" refid="paging_8c_1f47a45e3f0802f5aac053808127aaaf1" refkind="member"><highlight class="normal"></highlight><highlight class="keywordtype">int</highlight><highlight class="normal"><sp/><ref refid="paging_8h_1f47a45e3f0802f5aac053808127aaaf1" kindref="member">vmm_pagingInit</ref>(){</highlight></codeline>
<codeline lineno="60"><highlight class="normal"><sp/><sp/><ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>i<sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="61"><highlight class="normal"><sp/><sp/><ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>*pageTable<sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="62"><highlight class="normal"></highlight></codeline>
<codeline lineno="63"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Allocate<sp/>A<sp/>Page<sp/>Of<sp/>Memory<sp/>For<sp/>Kernels<sp/>Page<sp/>Directory<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="64"><highlight class="normal"><sp/><sp/><ref refid="paging_8h_14e81de2626825c90dc6bb3cd7c8b344c" kindref="member">kernelPageDirectory</ref><sp/>=<sp/>(<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/>*)<sp/><ref refid="vmm_8h_1976cf3919bf7c77c868021ec9374593b" kindref="member">vmmFindFreePage</ref>(<ref refid="kmalloc_8h_181d09bc848b49133401b3efeeb65f1af" kindref="member">sysID</ref>);</highlight></codeline>
<codeline lineno="65"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(<ref refid="paging_8h_14e81de2626825c90dc6bb3cd7c8b344c" kindref="member">kernelPageDirectory</ref><sp/>==<sp/>0x0)<sp/>{</highlight></codeline>
<codeline lineno="66"><highlight class="normal"><sp/><sp/><sp/><sp/><ref refid="kpanic_8h_1a5193288597f00c4f8e3b2939aa6c0ce" kindref="member">K_PANIC</ref>(</highlight><highlight class="stringliteral">"Error:<sp/>vmmFindFreePage<sp/>Failed"</highlight><highlight class="normal">);</highlight></codeline>
<codeline lineno="67"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>(0<ref refid="ap-boot_8S_11a3ac2137e21f6f0d400f1996914dd19" kindref="member">x1</ref>);</highlight></codeline>
<codeline lineno="68"><highlight class="normal"><sp/><sp/><sp/><sp/>}<sp/></highlight><highlight class="comment">/*<sp/>end<sp/>if<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="69"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight></codeline>
<codeline lineno="70"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Clear<sp/>The<sp/>Memory<sp/>To<sp/>Ensure<sp/>There<sp/>Is<sp/>No<sp/>Garbage<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="71"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">for</highlight><highlight class="normal"><sp/>(i<sp/>=<sp/>0;<sp/>i<sp/><<sp/><ref refid="paging_8h_1b80d68a13753e40b0df8e0dc0c4af870" kindref="member">pageEntries</ref>;<sp/>i++)<sp/>{</highlight></codeline>
<codeline lineno="72"><highlight class="normal"><sp/><sp/><sp/><sp/>(<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref>)<sp/><ref refid="paging_8h_14e81de2626825c90dc6bb3cd7c8b344c" kindref="member">kernelPageDirectory</ref>[i]<sp/>=<sp/>(<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref>)<sp/>0x0;</highlight></codeline>
<codeline lineno="73"><highlight class="normal"><sp/><sp/>}<sp/></highlight><highlight class="comment">/*<sp/>end<sp/>for<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="74"><highlight class="normal"><sp/><sp/></highlight></codeline>
<codeline lineno="75"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Allocate<sp/>a<sp/>page<sp/>for<sp/>the<sp/>first<sp/>4MB<sp/>of<sp/>memory<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="76"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>((pageTable<sp/>=<sp/>(<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/>*)<sp/><ref refid="vmm_8h_1976cf3919bf7c77c868021ec9374593b" kindref="member">vmmFindFreePage</ref>(<ref refid="kmalloc_8h_181d09bc848b49133401b3efeeb65f1af" kindref="member">sysID</ref>))<sp/>==<sp/>0x0)</highlight></codeline>
<codeline lineno="77"><highlight class="normal"><sp/><sp/><sp/><sp/><ref refid="kpanic_8h_1a5193288597f00c4f8e3b2939aa6c0ce" kindref="member">K_PANIC</ref>(</highlight><highlight class="stringliteral">"Error:<sp/>vmmFindFreePage<sp/>Failed"</highlight><highlight class="normal">);</highlight></codeline>
<codeline lineno="78"><highlight class="normal"><sp/><sp/><ref refid="paging_8h_14e81de2626825c90dc6bb3cd7c8b344c" kindref="member">kernelPageDirectory</ref>[0]<sp/>=<sp/>(<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref>)<sp/>((<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref>)<sp/>(pageTable)<sp/>|<sp/><ref refid="paging_8h_18b838cda4f0bc79ab8d07eb19dd35420" kindref="member">KERNEL_PAGE_DEFAULT</ref>);<sp/><sp/><sp/><sp/></highlight></codeline>
<codeline lineno="79"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight></codeline>
<codeline lineno="80"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Make<sp/>Sure<sp/>The<sp/>Page<sp/>Table<sp/>Is<sp/>Clean<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="81"><highlight class="normal"><sp/><sp/><ref refid="lib_2string_8h_1ce4b911463887af5e748326323e99a23" kindref="member">memset</ref>(pageTable,0x0,0<ref refid="ap-boot_8S_1f78b91f02427adef14bb8b28aa93baa5" kindref="member">x1000</ref>);</highlight></codeline>
<codeline lineno="82"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight></codeline>
<codeline lineno="83"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*</highlight></codeline>
<codeline lineno="84"><highlight class="comment"><sp/><sp/><sp/>*<sp/>Map<sp/>the<sp/>first<sp/>1MB<sp/>of<sp/>Memory<sp/>to<sp/>the<sp/>kernel<sp/>MM<sp/>space<sp/>because<sp/>our<sp/>kernel<sp/>starts</highlight></codeline>
<codeline lineno="85"><highlight class="comment"><sp/><sp/><sp/>*<sp/>at<sp/>0x30000</highlight></codeline>
<codeline lineno="86"><highlight class="comment"><sp/><sp/><sp/>*<sp/>Do<sp/>not<sp/>map<sp/>page<sp/>at<sp/>address<sp/>0x0<sp/>this<sp/>is<sp/>reserved<sp/>for<sp/>null...</highlight></codeline>
<codeline lineno="87"><highlight class="comment"><sp/><sp/><sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="88"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">for</highlight><highlight class="normal"><sp/>(i<sp/>=<sp/>0<ref refid="ap-boot_8S_11a3ac2137e21f6f0d400f1996914dd19" kindref="member">x1</ref>;<sp/>i<sp/><<sp/>(pageEntries<sp/>/<sp/>0x4);<sp/>i++)<sp/>{</highlight></codeline>
<codeline lineno="89"><highlight class="normal"><sp/><sp/><sp/><sp/>pageTable[i]<sp/>=<sp/>(<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref>)<sp/>((i<sp/>*<sp/>0<ref refid="ap-boot_8S_1f78b91f02427adef14bb8b28aa93baa5" kindref="member">x1000</ref>)<sp/>|<sp/><ref refid="paging_8h_18b838cda4f0bc79ab8d07eb19dd35420" kindref="member">KERNEL_PAGE_DEFAULT</ref>);</highlight></codeline>
<codeline lineno="90"><highlight class="normal"><sp/><sp/><sp/><sp/>}<sp/></highlight><highlight class="comment">/*<sp/>end<sp/>for<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="91"><highlight class="normal"></highlight></codeline>
<codeline lineno="92"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*</highlight></codeline>
<codeline lineno="93"><highlight class="comment"><sp/><sp/><sp/>*<sp/>Create<sp/>page<sp/>tables<sp/>for<sp/>the<sp/>top<sp/>1GB<sp/>of<sp/>VM<sp/>space.<sp/>This<sp/>space<sp/>is<sp/>set<sp/>aside</highlight></codeline>
<codeline lineno="94"><highlight class="comment"><sp/><sp/><sp/>*<sp/>for<sp/>kernel<sp/>space<sp/>and<sp/>will<sp/>be<sp/>shared<sp/>with<sp/>each<sp/>process</highlight></codeline>
<codeline lineno="95"><highlight class="comment"><sp/><sp/><sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="96"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">for</highlight><highlight class="normal"><sp/>(i<sp/>=<sp/>768;<sp/>i<sp/><<sp/>pageEntries;<sp/>i++)<sp/>{</highlight></codeline>
<codeline lineno="97"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>((pageTable<sp/>=<sp/>(<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/>*)<sp/><ref refid="vmm_8h_1976cf3919bf7c77c868021ec9374593b" kindref="member">vmmFindFreePage</ref>(sysID))<sp/>==<sp/>0x0)</highlight></codeline>
<codeline lineno="98"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="kpanic_8h_1a5193288597f00c4f8e3b2939aa6c0ce" kindref="member">K_PANIC</ref>(</highlight><highlight class="stringliteral">"Error:<sp/>vmmFindFreePage<sp/>Failed"</highlight><highlight class="normal">);</highlight></codeline>
<codeline lineno="99"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight></codeline>
<codeline lineno="100"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="comment">/*<sp/>Make<sp/>Sure<sp/>The<sp/>Page<sp/>Table<sp/>Is<sp/>Clean<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="101"><highlight class="normal"><sp/><sp/><sp/><sp/><ref refid="lib_2string_8h_1ce4b911463887af5e748326323e99a23" kindref="member">memset</ref>(pageTable,0x0,0<ref refid="ap-boot_8S_1f78b91f02427adef14bb8b28aa93baa5" kindref="member">x1000</ref>);</highlight></codeline>
<codeline lineno="102"><highlight class="normal"></highlight></codeline>
<codeline lineno="103"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="comment">/*<sp/>Map<sp/>In<sp/>The<sp/>Page<sp/>Directory<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="104"><highlight class="normal"><sp/><sp/><sp/><sp/><ref refid="paging_8h_14e81de2626825c90dc6bb3cd7c8b344c" kindref="member">kernelPageDirectory</ref>[i]<sp/>=<sp/>(<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref>)<sp/>((<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref>)<sp/>(pageTable)<sp/>|<sp/><ref refid="paging_8h_18b838cda4f0bc79ab8d07eb19dd35420" kindref="member">KERNEL_PAGE_DEFAULT</ref>);</highlight></codeline>
<codeline lineno="105"><highlight class="normal"><sp/><sp/><sp/><sp/>}<sp/></highlight><highlight class="comment">/*<sp/>end<sp/>for<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="106"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight></codeline>
<codeline lineno="107"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Set<sp/>Up<sp/>Memory<sp/>To<sp/>Be<sp/>All<sp/>The<sp/>Allocated<sp/>Page<sp/>Directories<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="108"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>((pageTable<sp/>=<sp/>(<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/>*)<sp/><ref refid="vmm_8h_1976cf3919bf7c77c868021ec9374593b" kindref="member">vmmFindFreePage</ref>(sysID))<sp/>==<sp/>0x0)</highlight></codeline>
<codeline lineno="109"><highlight class="normal"><sp/><sp/><sp/><sp/><ref refid="kpanic_8h_1a5193288597f00c4f8e3b2939aa6c0ce" kindref="member">K_PANIC</ref>(</highlight><highlight class="stringliteral">"Error:<sp/>vmmFindFreePage<sp/>Failed"</highlight><highlight class="normal">);</highlight></codeline>
<codeline lineno="110"><highlight class="normal"><sp/><sp/></highlight></codeline>
<codeline lineno="111"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Clean<sp/>Page<sp/>Table<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="112"><highlight class="normal"><sp/><sp/><ref refid="lib_2string_8h_1ce4b911463887af5e748326323e99a23" kindref="member">memset</ref>(pageTable,0x0,0<ref refid="ap-boot_8S_1f78b91f02427adef14bb8b28aa93baa5" kindref="member">x1000</ref>);</highlight></codeline>
<codeline lineno="113"><highlight class="normal"><sp/><sp/></highlight></codeline>
<codeline lineno="114"><highlight class="normal"><sp/><sp/><ref refid="paging_8h_14e81de2626825c90dc6bb3cd7c8b344c" kindref="member">kernelPageDirectory</ref>[767]<sp/>=<sp/>((<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref>)<sp/>pageTable<sp/>|<sp/><ref refid="paging_8h_18b838cda4f0bc79ab8d07eb19dd35420" kindref="member">KERNEL_PAGE_DEFAULT</ref>);</highlight></codeline>
<codeline lineno="115"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">for</highlight><highlight class="normal"><sp/>(i<sp/>=<sp/>0;<sp/>i<sp/><<sp/>pageEntries;<sp/>i++)<sp/>{</highlight></codeline>
<codeline lineno="116"><highlight class="normal"><sp/><sp/><sp/><sp/>pageTable[i]<sp/>=<sp/><ref refid="paging_8h_14e81de2626825c90dc6bb3cd7c8b344c" kindref="member">kernelPageDirectory</ref>[i];</highlight></codeline>
<codeline lineno="117"><highlight class="normal"><sp/><sp/><sp/><sp/>}<sp/></highlight><highlight class="comment">/*<sp/>end<sp/>for<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="118"><highlight class="normal"><sp/><sp/></highlight></codeline>
<codeline lineno="119"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Also<sp/>Set<sp/>Up<sp/>Page<sp/>Directory<sp/>To<sp/>Be<sp/>The<sp/>The<sp/>First<sp/>Page<sp/>In<sp/>0xE0400000<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="120"><highlight class="normal"><sp/><sp/>pageTable<sp/>=<sp/>(<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/>*)<sp/>(<ref refid="paging_8h_14e81de2626825c90dc6bb3cd7c8b344c" kindref="member">kernelPageDirectory</ref>[0]<sp/>&<sp/>0xFFFFF000);</highlight></codeline>
<codeline lineno="121"><highlight class="normal"><sp/><sp/>pageTable[256]<sp/>=<sp/>(<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref>)<sp/>((<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref>)<sp/>(<ref refid="paging_8h_14e81de2626825c90dc6bb3cd7c8b344c" kindref="member">kernelPageDirectory</ref>)<sp/>|<sp/><ref refid="paging_8h_18b838cda4f0bc79ab8d07eb19dd35420" kindref="member">KERNEL_PAGE_DEFAULT</ref>);</highlight></codeline>
<codeline lineno="122"><highlight class="normal"></highlight></codeline>
<codeline lineno="123"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Now<sp/>Lets<sp/>Turn<sp/>On<sp/>Paging<sp/>With<sp/>This<sp/>Initial<sp/>Page<sp/>Table<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="124"><highlight class="normal"><sp/><sp/></highlight><highlight class="keyword">asm</highlight><highlight class="normal"><sp/></highlight><highlight class="keyword">volatile</highlight><highlight class="normal">(</highlight></codeline>
<codeline lineno="125"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="stringliteral">"movl<sp/>%0,%%eax<sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>\n"</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="126"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="stringliteral">"movl<sp/>%%eax,%%cr3<sp/><sp/><sp/><sp/><sp/><sp/><sp/>\n"</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="127"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="stringliteral">"movl<sp/>%%cr0,%%eax<sp/><sp/><sp/><sp/><sp/><sp/><sp/>\n"</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="128"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="stringliteral">"orl<sp/><sp/>$0x80010000,%%eax<sp/>\n"</highlight><highlight class="normal"><sp/></highlight><highlight class="comment">/*<sp/>Turn<sp/>on<sp/>memory<sp/>protection<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="129"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="stringliteral">"movl<sp/>%%eax,%%cr0<sp/><sp/><sp/><sp/><sp/><sp/><sp/>\n"</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="130"><highlight class="normal"><sp/><sp/><sp/><sp/>:</highlight></codeline>
<codeline lineno="131"><highlight class="normal"><sp/><sp/><sp/><sp/>:<sp/><sp/></highlight><highlight class="stringliteral">"d"</highlight><highlight class="normal">((<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/>*)<sp/>(kernelPageDirectory))</highlight></codeline>
<codeline lineno="132"><highlight class="normal"><sp/><sp/><sp/><sp/>);</highlight></codeline>
<codeline lineno="133"><highlight class="normal"></highlight></codeline>
<codeline lineno="134"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Remap<sp/>The<sp/>Memory<sp/>List<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="135"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">for</highlight><highlight class="normal"><sp/>(i<sp/>=<sp/>0x101000;<sp/>i<sp/><=<sp/>(0x101000<sp/>+<sp/>(<ref refid="vmm_8h_12b0091bdc36e32af3daf9cfcaa7c04e1" kindref="member">numPages</ref><sp/>*<sp/></highlight><highlight class="keyword">sizeof</highlight><highlight class="normal">(<ref refid="structmMap" kindref="compound">mMap</ref>)));<sp/>i<sp/>+=<sp/>0x1000)<sp/>{</highlight></codeline>
<codeline lineno="136"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>((<ref refid="paging_8h_1a05f8d8947fb5bcec87fc6661f83243e" kindref="member">vmm_remapPage</ref>(i,<sp/>(<ref refid="vmm_8h_1e6d4c286bb58576d1802a2c7d92e698e" kindref="member">vmmMemoryMapAddr</ref><sp/>+<sp/>(i<sp/>-<sp/>0x101000)),<ref refid="paging_8h_18b838cda4f0bc79ab8d07eb19dd35420" kindref="member">KERNEL_PAGE_DEFAULT</ref>))<sp/>==<sp/>0x0)</highlight></codeline>
<codeline lineno="137"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="kpanic_8h_1a5193288597f00c4f8e3b2939aa6c0ce" kindref="member">K_PANIC</ref>(</highlight><highlight class="stringliteral">"vmmRemapPage<sp/>failed\n"</highlight><highlight class="normal">);</highlight></codeline>
<codeline lineno="138"><highlight class="normal"><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="139"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Set<sp/>New<sp/>Address<sp/>For<sp/>Memory<sp/>Map<sp/>Since<sp/>Its<sp/>Relocation<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="140"><highlight class="normal"><sp/><sp/><ref refid="vmm_8h_189e87741958ee81f1811075b25af058a" kindref="member">vmmMemoryMap</ref><sp/>=<sp/>(<ref refid="structmMap" kindref="compound">mMap</ref><sp/>*)<sp/><ref refid="vmm_8h_1e6d4c286bb58576d1802a2c7d92e698e" kindref="member">vmmMemoryMapAddr</ref>;</highlight></codeline>
<codeline lineno="141"><highlight class="normal"></highlight></codeline>
<codeline lineno="142"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Print<sp/>information<sp/>on<sp/>paging<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="143"><highlight class="normal"><sp/><sp/><ref refid="kprint_8h_1b2761bdf0cca73ad0fb5880895210cd8" kindref="member">kprintf</ref>(</highlight><highlight class="stringliteral">"paging0<sp/>-<sp/>Address:<sp/>[0x%X],<sp/>PagingISR<sp/>Address:<sp/>[0x%X]\n"</highlight><highlight class="normal">,<sp/>kernelPageDirectory,<sp/>&<ref refid="page__fault_8S_16091cb277c1dd3e3e4d1d4699f3b06e5" kindref="member">_vmm_pageFault</ref>);</highlight></codeline>
<codeline lineno="144"><highlight class="normal"></highlight></codeline>
<codeline lineno="145"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Return<sp/>so<sp/>we<sp/>know<sp/>everything<sp/>went<sp/>well<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="146"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>(0x0);</highlight></codeline>
<codeline lineno="147"><highlight class="normal"><sp/><sp/>}<sp/></highlight><highlight class="comment">/*<sp/>END<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="148"><highlight class="normal"></highlight></codeline>
<codeline lineno="149"><highlight class="normal"></highlight><highlight class="comment">/*****************************************************************************************</highlight></codeline>
<codeline lineno="150"><highlight class="comment"><sp/>Function:<sp/>int<sp/>vmmRemapPage(Physical<sp/>Source,Virtual<sp/>Destination)</highlight></codeline>
<codeline lineno="151"><highlight class="comment"><sp/></highlight></codeline>
<codeline lineno="152"><highlight class="comment"><sp/>Description:<sp/>This<sp/>Function<sp/>Will<sp/>Remap<sp/>A<sp/>Physical<sp/>Page<sp/>Into<sp/>Virtual<sp/>Space</highlight></codeline>
<codeline lineno="153"><highlight class="comment"><sp/></highlight></codeline>
<codeline lineno="154"><highlight class="comment"><sp/>Notes:</highlight></codeline>
<codeline lineno="155"><highlight class="comment"><sp/><sp/>07/29/02<sp/>-<sp/>Rewrote<sp/>This<sp/>To<sp/>Work<sp/>With<sp/>Our<sp/>New<sp/>Paging<sp/>System</highlight></codeline>
<codeline lineno="156"><highlight class="comment"><sp/><sp/>07/30/02<sp/>-<sp/>Changed<sp/>Address<sp/>Of<sp/>Page<sp/>Tables<sp/>And<sp/>Page<sp/>Directory</highlight></codeline>
<codeline lineno="157"><highlight class="comment"><sp/><sp/>07/28/04<sp/>-<sp/>If<sp/>perms<sp/>==<sp/>0x0<sp/>set<sp/>to<sp/>PAGE_DEFAULT</highlight></codeline>
<codeline lineno="158"><highlight class="comment"></highlight></codeline>
<codeline lineno="159"><highlight class="comment">*****************************************************************************************/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="160" refid="paging_8c_1f055cfbfef9c5d8dd82aa83829a06117" refkind="member"><highlight class="normal"></highlight><highlight class="keywordtype">int</highlight><highlight class="normal"><sp/><ref refid="paging_8h_1a05f8d8947fb5bcec87fc6661f83243e" kindref="member">vmm_remapPage</ref>(<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/>source,<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/>dest,<ref refid="types_8h_13b65128d2644e9b80cec9a69bfa7e094" kindref="member">uInt16</ref><sp/>perms)</highlight></codeline>
<codeline lineno="161"><highlight class="normal">{</highlight></codeline>
<codeline lineno="162"><highlight class="normal"><sp/><sp/><ref refid="types_8h_13b65128d2644e9b80cec9a69bfa7e094" kindref="member">uInt16</ref><sp/><sp/>destPageDirectoryIndex<sp/>=<sp/>0x0,<sp/>destPageTableIndex<sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="163"><highlight class="normal"><sp/><sp/><ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/>*pageDir<sp/>=<sp/>0x0,<sp/>*pageTable<sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="164"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordtype">short</highlight><highlight class="normal"><sp/><sp/><sp/>i<sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="165"><highlight class="normal"></highlight></codeline>
<codeline lineno="166"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(source<sp/>==<sp/>0x0)</highlight></codeline>
<codeline lineno="167"><highlight class="normal"><sp/><sp/><sp/><sp/><ref refid="kpanic_8h_1a5193288597f00c4f8e3b2939aa6c0ce" kindref="member">K_PANIC</ref>(</highlight><highlight class="stringliteral">"source<sp/>==<sp/>0x0"</highlight><highlight class="normal">);</highlight></codeline>
<codeline lineno="168"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(dest<sp/>==<sp/>0x0)</highlight></codeline>
<codeline lineno="169"><highlight class="normal"><sp/><sp/><sp/><sp/><ref refid="kpanic_8h_1a5193288597f00c4f8e3b2939aa6c0ce" kindref="member">K_PANIC</ref>(</highlight><highlight class="stringliteral">"dest<sp/>==<sp/>0x0"</highlight><highlight class="normal">);</highlight></codeline>
<codeline lineno="170"><highlight class="normal"></highlight></codeline>
<codeline lineno="171"><highlight class="normal"><sp/><sp/><ref refid="spinlock_8h_12cd9a4502680fb8e7f0fe6b029e558b1" kindref="member">spinLock</ref>(&<ref refid="paging_8c_179ee934bb85cf9e184c2ad54b707f9db" kindref="member">rmpSpinLock</ref>);</highlight></codeline>
<codeline lineno="172"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(perms<sp/>==<sp/>0x0)</highlight></codeline>
<codeline lineno="173"><highlight class="normal"><sp/><sp/><sp/><sp/>perms<sp/>=<sp/><ref refid="paging_8h_18b838cda4f0bc79ab8d07eb19dd35420" kindref="member">KERNEL_PAGE_DEFAULT</ref>;</highlight></codeline>
<codeline lineno="174"><highlight class="normal"></highlight></codeline>
<codeline lineno="175"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*</highlight></codeline>
<codeline lineno="176"><highlight class="comment"><sp/><sp/><sp/>*<sp/>Set<sp/>Pointer<sp/>pageDirectory<sp/>To<sp/>Point<sp/>To<sp/>The<sp/>Virtual<sp/>Mapping<sp/>Of<sp/>The<sp/>Page</highlight></codeline>
<codeline lineno="177"><highlight class="comment"><sp/><sp/><sp/>*<sp/>Directory</highlight></codeline>
<codeline lineno="178"><highlight class="comment"><sp/><sp/><sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="179"><highlight class="normal"><sp/><sp/>pageDir<sp/>=<sp/>(<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/>*)<sp/><ref refid="paging_8h_1aab3609eb02bd28ded8d1ea0512da979" kindref="member">parentPageDirAddr</ref>;</highlight></codeline>
<codeline lineno="180"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Check<sp/>To<sp/>See<sp/>If<sp/>Page<sp/>Table<sp/>Exists<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="181"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(dest<sp/>==<sp/>0x0)</highlight></codeline>
<codeline lineno="182"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal">(0x0);</highlight></codeline>
<codeline lineno="183"><highlight class="normal"><sp/><sp/></highlight></codeline>
<codeline lineno="184"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Get<sp/>Index<sp/>Into<sp/>The<sp/>Page<sp/>Directory<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="185"><highlight class="normal"><sp/><sp/>destPageDirectoryIndex<sp/>=<sp/>(dest<sp/>/<sp/>0x400000);</highlight></codeline>
<codeline lineno="186"><highlight class="normal"><sp/><sp/></highlight></codeline>
<codeline lineno="187"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>((pageDir[destPageDirectoryIndex]<sp/>&<sp/><ref refid="paging_8h_1122dfc414a40e260fd35dbe9743db26f" kindref="member">PAGE_PRESENT</ref>)<sp/>!=<sp/>PAGE_PRESENT)<sp/>{</highlight></codeline>
<codeline lineno="188"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="comment">/*<sp/>If<sp/>Page<sp/>Table<sp/>Is<sp/>Non<sp/>Existant<sp/>Then<sp/>Set<sp/>It<sp/>Up<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="189"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="comment">/*<sp/>UBU<sp/>Why<sp/>does<sp/>the<sp/>page<sp/>table<sp/>need<sp/>to<sp/>be<sp/>user<sp/>writable?<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="190"><highlight class="normal"><sp/><sp/><sp/><sp/>pageDir[destPageDirectoryIndex]<sp/>=<sp/>(<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref>)<sp/><ref refid="vmm_8h_1976cf3919bf7c77c868021ec9374593b" kindref="member">vmmFindFreePage</ref>(<ref refid="sched_8h_154397bfe18d5da4d50ff03b15f540858" kindref="member">_current</ref>-><ref refid="structtaskStruct_130966587a60db6b40c8be6c387e11d81" kindref="member">id</ref>)<sp/>|<sp/><ref refid="paging_8h_1f0fff7a38cd2c7a32d580787423b94ea" kindref="member">PAGE_DEFAULT</ref>;</highlight></codeline>
<codeline lineno="191"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight></codeline>
<codeline lineno="192"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="comment">/*<sp/>Also<sp/>Add<sp/>It<sp/>To<sp/>Virtual<sp/>Space<sp/>So<sp/>We<sp/>Can<sp/>Make<sp/>Changes<sp/>Later<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="193"><highlight class="normal"><sp/><sp/><sp/><sp/>pageTable<sp/>=<sp/>(<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/>*)<sp/>(<ref refid="paging_8h_1a432d41840ad8a583a7e6af86feece4f" kindref="member">tablesBaseAddress</ref><sp/>+<sp/>0x2FF000);</highlight></codeline>
<codeline lineno="194"><highlight class="normal"><sp/><sp/><sp/><sp/>pageTable[destPageDirectoryIndex]<sp/>=<sp/>pageDir[destPageDirectoryIndex];</highlight></codeline>
<codeline lineno="195"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="comment">/*<sp/>Reload<sp/>Page<sp/>Directory<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="196"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keyword">asm</highlight><highlight class="normal"><sp/></highlight><highlight class="keyword">volatile</highlight><highlight class="normal">(</highlight></codeline>
<codeline lineno="197"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="stringliteral">"push<sp/>%eax<sp/><sp/><sp/><sp/><sp/><sp/><sp/>\n"</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="198"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="stringliteral">"mov<sp/><sp/>%cr3,%eax<sp/><sp/>\n"</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="199"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="stringliteral">"mov<sp/><sp/>%eax,%cr3<sp/><sp/>\n"</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="200"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="stringliteral">"pop<sp/><sp/>%eax<sp/><sp/><sp/><sp/><sp/><sp/><sp/>\n"</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="201"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/>);</highlight></codeline>
<codeline lineno="202"><highlight class="normal"><sp/><sp/><sp/><sp/>pageTable<sp/>=<sp/>(<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/>*)<sp/>(<ref refid="paging_8h_1a432d41840ad8a583a7e6af86feece4f" kindref="member">tablesBaseAddress</ref><sp/>+<sp/>(0<ref refid="ap-boot_8S_1f78b91f02427adef14bb8b28aa93baa5" kindref="member">x1000</ref><sp/>*<sp/>destPageDirectoryIndex));</highlight></codeline>
<codeline lineno="203"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">for</highlight><highlight class="normal"><sp/>(i<sp/>=<sp/>0x0;i<sp/><<sp/><ref refid="paging_8h_1b80d68a13753e40b0df8e0dc0c4af870" kindref="member">pageEntries</ref>;i++)</highlight></codeline>
<codeline lineno="204"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/>pageTable[i]<sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="205"><highlight class="normal"><sp/><sp/>}</highlight></codeline>
<codeline lineno="206"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Set<sp/>Address<sp/>To<sp/>Page<sp/>Table<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="207"><highlight class="normal"><sp/><sp/>pageTable<sp/>=<sp/>(<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/>*)<sp/>(<ref refid="paging_8h_1a432d41840ad8a583a7e6af86feece4f" kindref="member">tablesBaseAddress</ref><sp/>+<sp/>(0<ref refid="ap-boot_8S_1f78b91f02427adef14bb8b28aa93baa5" kindref="member">x1000</ref><sp/>*<sp/>destPageDirectoryIndex));</highlight></codeline>
<codeline lineno="208"><highlight class="normal"></highlight></codeline>
<codeline lineno="209"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Get<sp/>The<sp/>Index<sp/>To<sp/>The<sp/>Page<sp/>Table<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="210"><highlight class="normal"><sp/><sp/>destPageTableIndex<sp/>=<sp/>((dest<sp/>-<sp/>(destPageDirectoryIndex<sp/>*<sp/>0x400000))<sp/>/<sp/>0x1000);</highlight></codeline>
<codeline lineno="211"><highlight class="normal"></highlight></codeline>
<codeline lineno="212"><highlight class="normal"></highlight></codeline>
<codeline lineno="213"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>If<sp/>The<sp/>Page<sp/>Is<sp/>Mapped<sp/>In<sp/>Free<sp/>It<sp/>Before<sp/>We<sp/>Remap<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="214"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>((pageTable[destPageTableIndex]<sp/>&<sp/>PAGE_PRESENT)<sp/>==<sp/>PAGE_PRESENT)<sp/>{</highlight></codeline>
<codeline lineno="215"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>((pageTable[destPageTableIndex]<sp/>&<sp/><ref refid="paging_8h_11532db17068ba8d409b8ffe066414af2" kindref="member">PAGE_STACK</ref>)<sp/>==<sp/>PAGE_STACK)</highlight></codeline>
<codeline lineno="216"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="kprint_8h_1b2761bdf0cca73ad0fb5880895210cd8" kindref="member">kprintf</ref>(</highlight><highlight class="stringliteral">"Stack<sp/>Page:<sp/>[0x%X]\n"</highlight><highlight class="normal">,dest);</highlight></codeline>
<codeline lineno="217"><highlight class="normal"></highlight></codeline>
<codeline lineno="218"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>((pageTable[destPageTableIndex]<sp/>&<sp/><ref refid="paging_8h_157d743cb60fe478f6720c42315e7e813" kindref="member">PAGE_COW</ref>)<sp/>!=<sp/>PAGE_COW)<sp/>{</highlight></codeline>
<codeline lineno="219"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="kprint_8h_1b2761bdf0cca73ad0fb5880895210cd8" kindref="member">kprintf</ref>(</highlight><highlight class="stringliteral">"Page<sp/>NOT<sp/>COW\n"</highlight><highlight class="normal">);</highlight></codeline>
<codeline lineno="220"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="kprint_8h_1b2761bdf0cca73ad0fb5880895210cd8" kindref="member">kprintf</ref>(</highlight><highlight class="stringliteral">"Page<sp/>Present:<sp/>[0x%X][0x%X]"</highlight><highlight class="normal">,dest,pageTable[destPageTableIndex]);</highlight></codeline>
<codeline lineno="221"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/>source<sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="222"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">goto</highlight><highlight class="normal"><sp/>rmDone;</highlight></codeline>
<codeline lineno="223"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="224"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="comment">/*<sp/>Clear<sp/>The<sp/>Page<sp/>First<sp/>For<sp/>Security<sp/>Reasons<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="225"><highlight class="normal"><sp/><sp/><sp/><sp/><ref refid="vmm_8h_1e90be267d851fed04d4d9b1c6c10454a" kindref="member">freePage</ref>(((<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref>)<sp/>pageTable[destPageTableIndex]<sp/>&<sp/>0xFFFFF000));</highlight></codeline>
<codeline lineno="226"><highlight class="normal"><sp/><sp/>}</highlight></codeline>
<codeline lineno="227"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Set<sp/>The<sp/>Source<sp/>Address<sp/>In<sp/>The<sp/>Destination<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="228"><highlight class="normal"><sp/><sp/>pageTable[destPageTableIndex]<sp/>=<sp/>(<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref>)<sp/>(source<sp/>|<sp/>perms);</highlight></codeline>
<codeline lineno="229"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Reload<sp/>The<sp/>Page<sp/>Table;<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="230"><highlight class="normal"><sp/><sp/></highlight><highlight class="keyword">asm</highlight><highlight class="normal"><sp/></highlight><highlight class="keyword">volatile</highlight><highlight class="normal">(</highlight></codeline>
<codeline lineno="231"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="stringliteral">"push<sp/>%eax<sp/><sp/><sp/><sp/><sp/>\n"</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="232"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="stringliteral">"movl<sp/>%cr3,%eax\n"</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="233"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="stringliteral">"movl<sp/>%eax,%cr3\n"</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="234"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="stringliteral">"pop<sp/><sp/>%eax<sp/><sp/><sp/><sp/><sp/>\n"</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="235"><highlight class="normal"><sp/><sp/><sp/><sp/>);</highlight></codeline>
<codeline lineno="236"><highlight class="normal"></highlight></codeline>
<codeline lineno="237"><highlight class="normal"><sp/><sp/>rmDone:</highlight></codeline>
<codeline lineno="238"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Return<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="239"><highlight class="normal"><sp/><sp/><ref refid="spinlock_8h_1dd996cbbb3b9826dd9c8cf02b66a4c65" kindref="member">spinUnlock</ref>(&<ref refid="paging_8c_179ee934bb85cf9e184c2ad54b707f9db" kindref="member">rmpSpinLock</ref>);</highlight></codeline>
<codeline lineno="240"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>(source);</highlight></codeline>
<codeline lineno="241"><highlight class="normal">}</highlight></codeline>
<codeline lineno="242"><highlight class="normal"></highlight></codeline>
<codeline lineno="243"><highlight class="normal"></highlight><highlight class="comment">/************************************************************************</highlight></codeline>
<codeline lineno="244"><highlight class="comment"></highlight></codeline>
<codeline lineno="245"><highlight class="comment">Function:<sp/>void<sp/>*vmmGetFreeKernelPage(pidType<sp/>pid);</highlight></codeline>
<codeline lineno="246"><highlight class="comment">Description:<sp/>Returns<sp/>A<sp/>Free<sp/>Page<sp/>Mapped<sp/>To<sp/>The<sp/>VM<sp/>Space</highlight></codeline>
<codeline lineno="247"><highlight class="comment">Notes:</highlight></codeline>
<codeline lineno="248"><highlight class="comment"></highlight></codeline>
<codeline lineno="249"><highlight class="comment">07/30/02<sp/>-<sp/>This<sp/>Returns<sp/>A<sp/>Free<sp/>Page<sp/>In<sp/>The<sp/>Top<sp/>1GB<sp/>For<sp/>The<sp/>Kernel</highlight></codeline>
<codeline lineno="250"><highlight class="comment"></highlight></codeline>
<codeline lineno="251"><highlight class="comment">************************************************************************/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="252"><highlight class="normal"></highlight><highlight class="keywordtype">void</highlight><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>*</highlight></codeline>
<codeline lineno="253" refid="paging_8c_130a38035243b9dfb285b3793788126be" refkind="member"><highlight class="normal"><ref refid="paging_8h_130a38035243b9dfb285b3793788126be" kindref="member">vmmGetFreeKernelPage</ref>(<ref refid="types_8h_1e438ba74394b14d7b24b6df3b3b8c252" kindref="member">pidType</ref><sp/>pid,<sp/><ref refid="types_8h_13b65128d2644e9b80cec9a69bfa7e094" kindref="member">uInt16</ref><sp/>count)</highlight></codeline>
<codeline lineno="254"><highlight class="normal">{</highlight></codeline>
<codeline lineno="255"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordtype">int</highlight><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>x<sp/>=<sp/>0,<sp/>y<sp/>=<sp/>0,<sp/>c<sp/>=<sp/>0;</highlight></codeline>
<codeline lineno="256"><highlight class="normal"><sp/><sp/><ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>*pageTableSrc<sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="257"><highlight class="normal"></highlight></codeline>
<codeline lineno="258"><highlight class="normal"><sp/><sp/><ref refid="spinlock_8h_12cd9a4502680fb8e7f0fe6b029e558b1" kindref="member">spinLock</ref>(&<ref refid="paging_8c_1fe74a297627a1834d20925533b77c3d8" kindref="member">fkpSpinLock</ref>);</highlight></codeline>
<codeline lineno="259"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Lets<sp/>Search<sp/>For<sp/>A<sp/>Free<sp/>Page<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="260"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">for</highlight><highlight class="normal"><sp/>(x<sp/>=<sp/>768;<sp/>x<sp/><<sp/>1024;<sp/>x++)<sp/>{</highlight></codeline>
<codeline lineno="261"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="comment">/*<sp/>Set<sp/>Page<sp/>Table<sp/>Address<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="262"><highlight class="normal"><sp/><sp/><sp/><sp/>pageTableSrc<sp/>=<sp/>(<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/>*)<sp/>(<ref refid="paging_8h_1a432d41840ad8a583a7e6af86feece4f" kindref="member">tablesBaseAddress</ref><sp/>+<sp/>(4096<sp/>*<sp/>x));</highlight></codeline>
<codeline lineno="263"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">for</highlight><highlight class="normal"><sp/>(y<sp/>=<sp/>0;<sp/>y<sp/><<sp/>1024;<sp/>y++)<sp/>{</highlight></codeline>
<codeline lineno="264"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="comment">/*<sp/>Loop<sp/>Through<sp/>The<sp/>Page<sp/>Table<sp/>Find<sp/>An<sp/>UnAllocated<sp/>Page<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="265"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>((<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref>)<sp/>pageTableSrc[y]<sp/>==<sp/>(uInt32)<sp/>0x0)<sp/>{</highlight></codeline>
<codeline lineno="266"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(count<sp/>><sp/>1)<sp/>{</highlight></codeline>
<codeline lineno="267"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">for</highlight><highlight class="normal"><sp/>(c<sp/>=<sp/>0;<sp/>c<sp/><<sp/>count;<sp/>c++)<sp/>{</highlight></codeline>
<codeline lineno="268"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(y<sp/>+<sp/>c<sp/><<sp/>1024)<sp/>{</highlight></codeline>
<codeline lineno="269"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>((uInt32)<sp/>pageTableSrc[y<sp/>+<sp/>c]<sp/>!=<sp/>(uInt32)<sp/>0x0)<sp/>{</highlight></codeline>
<codeline lineno="270"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>c<sp/>=<sp/>-1;</highlight></codeline>
<codeline lineno="271"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">break</highlight><highlight class="normal">;</highlight></codeline>
<codeline lineno="272"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="273"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="274"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="275"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(c<sp/>!=<sp/>-1)<sp/>{</highlight></codeline>
<codeline lineno="276"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">for</highlight><highlight class="normal"><sp/>(c<sp/>=<sp/>0;<sp/>c<sp/><<sp/>count;<sp/>c++)<sp/>{</highlight></codeline>
<codeline lineno="277"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>((<ref refid="paging_8h_1a05f8d8947fb5bcec87fc6661f83243e" kindref="member">vmm_remapPage</ref>((uInt32)<sp/><ref refid="vmm_8h_1976cf3919bf7c77c868021ec9374593b" kindref="member">vmmFindFreePage</ref>(pid),<sp/>((x<sp/>*<sp/>(1024<sp/>*<sp/>4096))<sp/>+<sp/>((y<sp/>+<sp/>c)<sp/>*<sp/>4096)),<ref refid="paging_8h_18b838cda4f0bc79ab8d07eb19dd35420" kindref="member">KERNEL_PAGE_DEFAULT</ref>))<sp/>==<sp/>0x0)</highlight></codeline>
<codeline lineno="278"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="kpanic_8h_1a5193288597f00c4f8e3b2939aa6c0ce" kindref="member">K_PANIC</ref>(</highlight><highlight class="stringliteral">"vmmRemapPage<sp/>failed:<sp/>gfkp-1\n"</highlight><highlight class="normal">);</highlight></codeline>
<codeline lineno="279"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="paging_8h_1230a160ddb717c5a133e55aa42e9d324" kindref="member">vmmClearVirtualPage</ref>((uInt32)<sp/>((x<sp/>*<sp/>(1024<sp/>*<sp/>4096))<sp/>+<sp/>((y<sp/>+<sp/>c)<sp/>*<sp/>4096)));</highlight></codeline>
<codeline lineno="280"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="281"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="spinlock_8h_1dd996cbbb3b9826dd9c8cf02b66a4c65" kindref="member">spinUnlock</ref>(&<ref refid="paging_8c_1fe74a297627a1834d20925533b77c3d8" kindref="member">fkpSpinLock</ref>);</highlight></codeline>
<codeline lineno="282"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>((</highlight><highlight class="keywordtype">void</highlight><highlight class="normal"><sp/>*)((x<sp/>*<sp/>(1024<sp/>*<sp/>4096))<sp/>+<sp/>(y<sp/>*<sp/>4096)));</highlight></codeline>
<codeline lineno="283"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="284"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}<sp/></highlight><highlight class="keywordflow">else</highlight><highlight class="normal"><sp/>{</highlight></codeline>
<codeline lineno="285"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="comment">/*<sp/>Map<sp/>A<sp/>Physical<sp/>Page<sp/>To<sp/>The<sp/>Virtual<sp/>Page<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="286"><highlight class="normal"></highlight></codeline>
<codeline lineno="287"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>((<ref refid="paging_8h_1a05f8d8947fb5bcec87fc6661f83243e" kindref="member">vmm_remapPage</ref>((uInt32)<sp/><ref refid="vmm_8h_1976cf3919bf7c77c868021ec9374593b" kindref="member">vmmFindFreePage</ref>(pid),<sp/>((x<sp/>*<sp/>(1024<sp/>*<sp/>4096))<sp/>+<sp/>(y<sp/>*<sp/>4096)),<ref refid="paging_8h_18b838cda4f0bc79ab8d07eb19dd35420" kindref="member">KERNEL_PAGE_DEFAULT</ref>))<sp/>==<sp/>0x0)</highlight></codeline>
<codeline lineno="288"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="kpanic_8h_1a5193288597f00c4f8e3b2939aa6c0ce" kindref="member">K_PANIC</ref>(</highlight><highlight class="stringliteral">"vmmRemapPage<sp/>failed:<sp/>gfkp-2\n"</highlight><highlight class="normal">);</highlight></codeline>
<codeline lineno="289"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="comment">/*<sp/>Clear<sp/>This<sp/>Page<sp/>So<sp/>No<sp/>Garbage<sp/>Is<sp/>There<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="290"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="paging_8h_1230a160ddb717c5a133e55aa42e9d324" kindref="member">vmmClearVirtualPage</ref>((uInt32)<sp/>((x<sp/>*<sp/>(1024<sp/>*<sp/>4096))<sp/>+<sp/>(y<sp/>*<sp/>4096)));</highlight></codeline>
<codeline lineno="291"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="comment">/*<sp/>Return<sp/>The<sp/>Address<sp/>Of<sp/>The<sp/>Newly<sp/>Allocate<sp/>Page<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="292"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="spinlock_8h_1dd996cbbb3b9826dd9c8cf02b66a4c65" kindref="member">spinUnlock</ref>(&<ref refid="paging_8c_1fe74a297627a1834d20925533b77c3d8" kindref="member">fkpSpinLock</ref>);</highlight></codeline>
<codeline lineno="293"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>((</highlight><highlight class="keywordtype">void</highlight><highlight class="normal"><sp/>*)((x<sp/>*<sp/>(1024<sp/>*<sp/>4096))<sp/>+<sp/>(y<sp/>*<sp/>4096)));</highlight></codeline>
<codeline lineno="294"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="295"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="296"><highlight class="normal"><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="297"><highlight class="normal"><sp/><sp/>}</highlight></codeline>
<codeline lineno="298"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>If<sp/>No<sp/>Free<sp/>Page<sp/>Was<sp/>Found<sp/>Return<sp/>NULL<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="299"><highlight class="normal"><sp/><sp/><ref refid="spinlock_8h_1dd996cbbb3b9826dd9c8cf02b66a4c65" kindref="member">spinUnlock</ref>(&<ref refid="paging_8c_1fe74a297627a1834d20925533b77c3d8" kindref="member">fkpSpinLock</ref>);</highlight></codeline>
<codeline lineno="300"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>(0x0);</highlight></codeline>
<codeline lineno="301"><highlight class="normal">}</highlight></codeline>
<codeline lineno="302"><highlight class="normal"></highlight></codeline>
<codeline lineno="303"><highlight class="normal"></highlight></codeline>
<codeline lineno="304"><highlight class="normal"></highlight><highlight class="comment">/************************************************************************</highlight></codeline>
<codeline lineno="305"><highlight class="comment"></highlight></codeline>
<codeline lineno="306"><highlight class="comment">Function:<sp/>void<sp/>vmmClearVirtualPage(uInt32<sp/>pageAddr);</highlight></codeline>
<codeline lineno="307"><highlight class="comment"></highlight></codeline>
<codeline lineno="308"><highlight class="comment">Description:<sp/>This<sp/>Will<sp/>Null<sp/>Out<sp/>A<sp/>Page<sp/>Of<sp/>Memory</highlight></codeline>
<codeline lineno="309"><highlight class="comment"></highlight></codeline>
<codeline lineno="310"><highlight class="comment">Notes:</highlight></codeline>
<codeline lineno="311"><highlight class="comment"></highlight></codeline>
<codeline lineno="312"><highlight class="comment">************************************************************************/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="313"><highlight class="normal"></highlight><highlight class="keywordtype">int</highlight><highlight class="normal"><sp/></highlight></codeline>
<codeline lineno="314" refid="paging_8c_1230a160ddb717c5a133e55aa42e9d324" refkind="member"><highlight class="normal"><ref refid="paging_8h_1230a160ddb717c5a133e55aa42e9d324" kindref="member">vmmClearVirtualPage</ref>(<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/>pageAddr)</highlight></codeline>
<codeline lineno="315"><highlight class="normal">{</highlight></codeline>
<codeline lineno="316"><highlight class="normal"><sp/><sp/><ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>*src<sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="317"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordtype">int</highlight><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>counter<sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="318"><highlight class="normal"></highlight></codeline>
<codeline lineno="319"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Set<sp/>Source<sp/>Pointer<sp/>To<sp/>Virtual<sp/>Page<sp/>Address<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="320"><highlight class="normal"><sp/><sp/>src<sp/>=<sp/>(<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/>*)<sp/>pageAddr;</highlight></codeline>
<codeline lineno="321"><highlight class="normal"></highlight></codeline>
<codeline lineno="322"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Clear<sp/>Out<sp/>The<sp/>Page<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="323"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">for</highlight><highlight class="normal"><sp/>(counter<sp/>=<sp/>0x0;<sp/>counter<sp/><<sp/><ref refid="paging_8h_1b80d68a13753e40b0df8e0dc0c4af870" kindref="member">pageEntries</ref>;<sp/>counter++)<sp/>{</highlight></codeline>
<codeline lineno="324"><highlight class="normal"><sp/><sp/><sp/><sp/>(<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref>)<sp/>src[counter]<sp/>=<sp/>(<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref>)<sp/>0x0;</highlight></codeline>
<codeline lineno="325"><highlight class="normal"><sp/><sp/>}</highlight></codeline>
<codeline lineno="326"><highlight class="normal"></highlight></codeline>
<codeline lineno="327"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Return<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="328"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>(0x0);</highlight></codeline>
<codeline lineno="329"><highlight class="normal">}</highlight></codeline>
<codeline lineno="330"><highlight class="normal"></highlight></codeline>
<codeline lineno="331"><highlight class="normal"></highlight></codeline>
<codeline lineno="332" refid="paging_8c_15eb37b88b24489f7256232eec46de565" refkind="member"><highlight class="normal"></highlight><highlight class="keywordtype">void</highlight><highlight class="normal"><sp/>*<ref refid="paging_8h_18f335022705939f0a6553d289b9c1e4e" kindref="member">vmmMapFromTask</ref>(<ref refid="types_8h_1e438ba74394b14d7b24b6df3b3b8c252" kindref="member">pidType</ref><sp/>pid,</highlight><highlight class="keywordtype">void</highlight><highlight class="normal"><sp/>*ptr,<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/>size)<sp/>{</highlight></codeline>
<codeline lineno="333"><highlight class="normal"><sp/><sp/><ref refid="structtaskStruct" kindref="compound">kTask_t</ref><sp/>*child<sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="334"><highlight class="normal"><sp/><sp/><ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/>i<sp/>=<sp/>0x0,x<sp/>=<sp/>0x0,y<sp/>=<sp/>0x0,count<sp/>=<sp/>((size+4095)/0<ref refid="ap-boot_8S_1f78b91f02427adef14bb8b28aa93baa5" kindref="member">x1000</ref>),c<sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="335"><highlight class="normal"><sp/><sp/><ref refid="types_8h_13b65128d2644e9b80cec9a69bfa7e094" kindref="member">uInt16</ref><sp/>dI<sp/>=<sp/>0x0,tI<sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="336"><highlight class="normal"><sp/><sp/><ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/>baseAddr<sp/>=<sp/>0x0,offset<sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="337"><highlight class="normal"><sp/><sp/><ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/>*childPageDir<sp/><sp/><sp/>=<sp/>(<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/>*)0x5A00000;</highlight></codeline>
<codeline lineno="338"><highlight class="normal"><sp/><sp/><ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/>*childPageTable<sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="339"><highlight class="normal"><sp/><sp/><ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/>*pageTableSrc<sp/><sp/><sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="340"><highlight class="normal"><sp/><sp/>offset<sp/>=<sp/>(<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref>)ptr<sp/>&<sp/>0xFFF;</highlight></codeline>
<codeline lineno="341"><highlight class="normal"><sp/><sp/>baseAddr<sp/>=<sp/>(<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref>)ptr<sp/>&<sp/>0xFFFFF000;</highlight></codeline>
<codeline lineno="342"><highlight class="normal"><sp/><sp/>child<sp/>=<sp/><ref refid="sched_8h_19cf37ade4c1f6184b33014ac2015e8ed" kindref="member">schedFindTask</ref>(pid);</highlight></codeline>
<codeline lineno="343"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">//Calculate<sp/>The<sp/>Page<sp/>Table<sp/>Index<sp/>And<sp/>Page<sp/>Directory<sp/>Index</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="344"><highlight class="normal"><sp/><sp/>dI<sp/>=<sp/>(baseAddr/(1024*4096));</highlight></codeline>
<codeline lineno="345"><highlight class="normal"><sp/><sp/>tI<sp/>=<sp/>((baseAddr-(dI*(1024*4096)))/4096);</highlight></codeline>
<codeline lineno="346"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(<ref refid="paging_8h_1a05f8d8947fb5bcec87fc6661f83243e" kindref="member">vmm_remapPage</ref>(child-><ref refid="structtaskStruct_14c8accd7c0d5bb5ce426dc982bfc8519" kindref="member">tss</ref>.<ref refid="structtssStruct_18d312ed3dd0ea7a0f801c08a8cc4afd0" kindref="member">cr3</ref>,0x5A00000,<ref refid="paging_8h_18b838cda4f0bc79ab8d07eb19dd35420" kindref="member">KERNEL_PAGE_DEFAULT</ref>)<sp/>==<sp/>0x0)</highlight></codeline>
<codeline lineno="347"><highlight class="normal"><sp/><sp/><sp/><sp/><ref refid="kpanic_8h_1a5193288597f00c4f8e3b2939aa6c0ce" kindref="member">K_PANIC</ref>(</highlight><highlight class="stringliteral">"vmmFailed"</highlight><highlight class="normal">);</highlight></codeline>
<codeline lineno="348"><highlight class="normal"></highlight></codeline>
<codeline lineno="349"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">for</highlight><highlight class="normal"><sp/>(i=0;i<0x1000;i++)<sp/>{</highlight></codeline>
<codeline lineno="350"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(<ref refid="paging_8h_1a05f8d8947fb5bcec87fc6661f83243e" kindref="member">vmm_remapPage</ref>(childPageDir[i],0x5A01000<sp/>+<sp/>(i<sp/>*<sp/>0<ref refid="ap-boot_8S_1f78b91f02427adef14bb8b28aa93baa5" kindref="member">x1000</ref>),<ref refid="paging_8h_18b838cda4f0bc79ab8d07eb19dd35420" kindref="member">KERNEL_PAGE_DEFAULT</ref>)<sp/>==<sp/>0x0)</highlight></codeline>
<codeline lineno="351"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="kpanic_8h_1a5193288597f00c4f8e3b2939aa6c0ce" kindref="member">K_PANIC</ref>(</highlight><highlight class="stringliteral">"Returned<sp/>NULL"</highlight><highlight class="normal">);</highlight></codeline>
<codeline lineno="352"><highlight class="normal"><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="353"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">for</highlight><highlight class="normal"><sp/>(x=(<ref refid="sched_8h_154397bfe18d5da4d50ff03b15f540858" kindref="member">_current</ref>-><ref refid="structtaskStruct_10933c70230d4ac8bc9953640c979f8d7" kindref="member">oInfo</ref>.<ref refid="structosInfo_12833c1fa4a221941b5d1141dfa5beefd" kindref="member">vmStart</ref>/(1024*4096));x<1024;x++)<sp/>{</highlight></codeline>
<codeline lineno="354"><highlight class="normal"><sp/><sp/><sp/><sp/>pageTableSrc<sp/>=<sp/>(<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/>*)(<ref refid="paging_8h_1a432d41840ad8a583a7e6af86feece4f" kindref="member">tablesBaseAddress</ref><sp/>+<sp/>(4096*x));</highlight></codeline>
<codeline lineno="355"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">for</highlight><highlight class="normal"><sp/>(y=0;y<1024;y++)<sp/>{</highlight></codeline>
<codeline lineno="356"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="comment">//Loop<sp/>Through<sp/>The<sp/>Page<sp/>Table<sp/>Find<sp/>An<sp/>UnAllocated<sp/>Page</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="357"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>((<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref>)pageTableSrc[y]<sp/>==<sp/>(uInt32)0x0)<sp/>{</highlight></codeline>
<codeline lineno="358"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(count<sp/>><sp/>1)<sp/>{</highlight></codeline>
<codeline lineno="359"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">for</highlight><highlight class="normal"><sp/>(c=0;((c<count)<sp/>&&<sp/>(y+c<sp/><<sp/>1024));c++)<sp/>{</highlight></codeline>
<codeline lineno="360"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>((uInt32)pageTableSrc[y+c]<sp/>!=<sp/>(uInt32)0x0)<sp/>{</highlight></codeline>
<codeline lineno="361"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>c<sp/>=<sp/>-1;</highlight></codeline>
<codeline lineno="362"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">break</highlight><highlight class="normal">;</highlight></codeline>
<codeline lineno="363"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="364"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="365"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(c<sp/>!=<sp/>-1)<sp/>{</highlight></codeline>
<codeline lineno="366"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">for</highlight><highlight class="normal"><sp/>(c=0;c<count;c++)<sp/>{</highlight></codeline>
<codeline lineno="367"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>((tI<sp/>+<sp/>c)<sp/>>=<sp/>0<ref refid="ap-boot_8S_1f78b91f02427adef14bb8b28aa93baa5" kindref="member">x1000</ref>)<sp/>{</highlight></codeline>
<codeline lineno="368"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>dI++;</highlight></codeline>
<codeline lineno="369"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>tI<sp/>=<sp/>0-c;</highlight></codeline>
<codeline lineno="370"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="371"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>childPageTable<sp/>=<sp/>(uInt32<sp/>*)(0x5A01000<sp/>+<sp/>(0<ref refid="ap-boot_8S_1f78b91f02427adef14bb8b28aa93baa5" kindref="member">x1000</ref><sp/>*<sp/>dI));</highlight></codeline>
<codeline lineno="372"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(<ref refid="paging_8h_1a05f8d8947fb5bcec87fc6661f83243e" kindref="member">vmm_remapPage</ref>(childPageTable[tI+c],((x*(1024*4096))+((y+c)*4096)),<ref refid="paging_8h_18b838cda4f0bc79ab8d07eb19dd35420" kindref="member">KERNEL_PAGE_DEFAULT</ref>)<sp/>==<sp/>0x0)</highlight></codeline>
<codeline lineno="373"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="kpanic_8h_1a5193288597f00c4f8e3b2939aa6c0ce" kindref="member">K_PANIC</ref>(</highlight><highlight class="stringliteral">"remap<sp/>==<sp/>NULL"</highlight><highlight class="normal">);</highlight></codeline>
<codeline lineno="374"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="375"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="paging_8h_1fd94da50e455602f86ad7dae2fc9d1db" kindref="member">vmmUnmapPage</ref>(0x5A00000,1);</highlight></codeline>
<codeline lineno="376"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">for</highlight><highlight class="normal"><sp/>(i=0;i<0x1000;i++)<sp/>{</highlight></codeline>
<codeline lineno="377"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="paging_8h_1fd94da50e455602f86ad7dae2fc9d1db" kindref="member">vmmUnmapPage</ref>((0x5A01000<sp/>+<sp/>(i*0<ref refid="ap-boot_8S_1f78b91f02427adef14bb8b28aa93baa5" kindref="member">x1000</ref>)),1);</highlight></codeline>
<codeline lineno="378"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="379"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal">((</highlight><highlight class="keywordtype">void</highlight><highlight class="normal"><sp/>*)((x*(1024*4096))+(y*4096)+offset));</highlight></codeline>
<codeline lineno="380"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="381"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="382"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">else</highlight><highlight class="normal"><sp/>{</highlight></codeline>
<codeline lineno="383"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="comment">//Map<sp/>A<sp/>Physical<sp/>Page<sp/>To<sp/>The<sp/>Virtual<sp/>Page</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="384"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>childPageTable<sp/>=<sp/>(uInt32<sp/>*)(0x5A01000<sp/>+<sp/>(0<ref refid="ap-boot_8S_1f78b91f02427adef14bb8b28aa93baa5" kindref="member">x1000</ref><sp/>*<sp/>dI));</highlight></codeline>
<codeline lineno="385"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(<ref refid="paging_8h_1a05f8d8947fb5bcec87fc6661f83243e" kindref="member">vmm_remapPage</ref>(childPageTable[tI],((x*(1024*4096))+(y*4096)),<ref refid="paging_8h_18b838cda4f0bc79ab8d07eb19dd35420" kindref="member">KERNEL_PAGE_DEFAULT</ref>)<sp/>==<sp/>0x0)</highlight></codeline>
<codeline lineno="386"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="kpanic_8h_1a5193288597f00c4f8e3b2939aa6c0ce" kindref="member">K_PANIC</ref>(</highlight><highlight class="stringliteral">"remap<sp/>Failed"</highlight><highlight class="normal">);</highlight></codeline>
<codeline lineno="387"><highlight class="normal"></highlight></codeline>
<codeline lineno="388"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="comment">//Return<sp/>The<sp/>Address<sp/>Of<sp/>The<sp/>Mapped<sp/>In<sp/>Memory</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="389"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="paging_8h_1fd94da50e455602f86ad7dae2fc9d1db" kindref="member">vmmUnmapPage</ref>(0x5A00000,1);</highlight></codeline>
<codeline lineno="390"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">for</highlight><highlight class="normal"><sp/>(i=0;i<0x1000;i++)<sp/>{</highlight></codeline>
<codeline lineno="391"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="paging_8h_1fd94da50e455602f86ad7dae2fc9d1db" kindref="member">vmmUnmapPage</ref>((0x5A01000<sp/>+<sp/>(i*0<ref refid="ap-boot_8S_1f78b91f02427adef14bb8b28aa93baa5" kindref="member">x1000</ref>)),1);</highlight></codeline>
<codeline lineno="392"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="393"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal">((</highlight><highlight class="keywordtype">void</highlight><highlight class="normal"><sp/>*)((x*(1024*4096))+(y*4096)+offset));</highlight></codeline>
<codeline lineno="394"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="395"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="396"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="397"><highlight class="normal"><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="398"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal">(0x0);</highlight></codeline>
<codeline lineno="399"><highlight class="normal"><sp/><sp/>}</highlight></codeline>
<codeline lineno="400"><highlight class="normal"></highlight></codeline>
<codeline lineno="401" refid="paging_8c_1541f0b43826a40b9e978f5479080bb0e" refkind="member"><highlight class="normal"></highlight><highlight class="keywordtype">void</highlight><highlight class="normal"><sp/>*<ref refid="paging_8h_1541f0b43826a40b9e978f5479080bb0e" kindref="member">vmm_getFreeMallocPage</ref>(<ref refid="types_8h_13b65128d2644e9b80cec9a69bfa7e094" kindref="member">uInt16</ref><sp/>count)<sp/>{</highlight></codeline>
<codeline lineno="402"><highlight class="normal"><sp/><sp/><ref refid="types_8h_13b65128d2644e9b80cec9a69bfa7e094" kindref="member">uInt16</ref><sp/><sp/>x<sp/>=<sp/>0x0,<sp/>y<sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="403"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordtype">int</highlight><highlight class="normal"><sp/><sp/><sp/><sp/><sp/>c<sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="404"><highlight class="normal"><sp/><sp/><ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/>*pageTableSrc<sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="405"><highlight class="normal"></highlight></codeline>
<codeline lineno="406"><highlight class="normal"><sp/><sp/><ref refid="spinlock_8h_12cd9a4502680fb8e7f0fe6b029e558b1" kindref="member">spinLock</ref>(&<ref refid="paging_8c_1fe74a297627a1834d20925533b77c3d8" kindref="member">fkpSpinLock</ref>);</highlight></codeline>
<codeline lineno="407"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Lets<sp/>Search<sp/>For<sp/>A<sp/>Free<sp/>Page<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="408"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">for</highlight><highlight class="normal"><sp/>(x<sp/>=<sp/>960;<sp/>x<sp/><<sp/>1024;<sp/>x++)<sp/>{</highlight></codeline>
<codeline lineno="409"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="comment">/*<sp/>Set<sp/>Page<sp/>Table<sp/>Address<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="410"><highlight class="normal"><sp/><sp/><sp/><sp/>pageTableSrc<sp/>=<sp/>(<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/>*)<sp/>(<ref refid="paging_8h_1a432d41840ad8a583a7e6af86feece4f" kindref="member">tablesBaseAddress</ref><sp/>+<sp/>(0<ref refid="ap-boot_8S_1f78b91f02427adef14bb8b28aa93baa5" kindref="member">x1000</ref><sp/>*<sp/>x));</highlight></codeline>
<codeline lineno="411"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">for</highlight><highlight class="normal"><sp/>(y<sp/>=<sp/>0;<sp/>y<sp/><<sp/>1024;<sp/>y++)<sp/>{</highlight></codeline>
<codeline lineno="412"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="comment">/*<sp/>Loop<sp/>Through<sp/>The<sp/>Page<sp/>Table<sp/>Find<sp/>An<sp/>UnAllocated<sp/>Page<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="413"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>((<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref>)<sp/>pageTableSrc[y]<sp/>==<sp/>(uInt32)<sp/>0x0)<sp/>{</highlight></codeline>
<codeline lineno="414"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(count<sp/>><sp/>1)<sp/>{</highlight></codeline>
<codeline lineno="415"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">for</highlight><highlight class="normal"><sp/>(c<sp/>=<sp/>0;<sp/>c<sp/><<sp/>count;<sp/>c++)<sp/>{</highlight></codeline>
<codeline lineno="416"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(y<sp/>+<sp/>c<sp/><<sp/>1024)<sp/>{</highlight></codeline>
<codeline lineno="417"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>((uInt32)<sp/>pageTableSrc[y<sp/>+<sp/>c]<sp/>!=<sp/>(uInt32)<sp/>0x0)<sp/>{</highlight></codeline>
<codeline lineno="418"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>c<sp/>=<sp/>-1;</highlight></codeline>
<codeline lineno="419"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">break</highlight><highlight class="normal">;</highlight></codeline>
<codeline lineno="420"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="421"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="422"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="423"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(c<sp/>!=<sp/>-1)<sp/>{</highlight></codeline>
<codeline lineno="424"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">for</highlight><highlight class="normal"><sp/>(c<sp/>=<sp/>0;<sp/>c<sp/><<sp/>count;<sp/>c++)<sp/>{</highlight></codeline>
<codeline lineno="425"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(<ref refid="paging_8h_1a05f8d8947fb5bcec87fc6661f83243e" kindref="member">vmm_remapPage</ref>((uInt32)<sp/><ref refid="vmm_8h_1976cf3919bf7c77c868021ec9374593b" kindref="member">vmmFindFreePage</ref>(<ref refid="kmalloc_8h_181d09bc848b49133401b3efeeb65f1af" kindref="member">sysID</ref>),<sp/>((x<sp/>*<sp/>0x400000)<sp/>+<sp/>((y<sp/>+<sp/>c)<sp/>*<sp/>0<ref refid="ap-boot_8S_1f78b91f02427adef14bb8b28aa93baa5" kindref="member">x1000</ref>)),<ref refid="paging_8h_18b838cda4f0bc79ab8d07eb19dd35420" kindref="member">KERNEL_PAGE_DEFAULT</ref>)<sp/>==<sp/>0x0)</highlight></codeline>
<codeline lineno="426"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="kpanic_8h_1a5193288597f00c4f8e3b2939aa6c0ce" kindref="member">K_PANIC</ref>(</highlight><highlight class="stringliteral">"remap<sp/>Failed"</highlight><highlight class="normal">);</highlight></codeline>
<codeline lineno="427"><highlight class="normal"></highlight></codeline>
<codeline lineno="428"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="paging_8h_1230a160ddb717c5a133e55aa42e9d324" kindref="member">vmmClearVirtualPage</ref>((uInt32)<sp/>((x<sp/>*<sp/>0x400000)<sp/>+<sp/>((y<sp/>+<sp/>c)<sp/>*<sp/>0x1000)));</highlight></codeline>
<codeline lineno="429"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="430"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="spinlock_8h_1dd996cbbb3b9826dd9c8cf02b66a4c65" kindref="member">spinUnlock</ref>(&<ref refid="paging_8c_1fe74a297627a1834d20925533b77c3d8" kindref="member">fkpSpinLock</ref>);</highlight></codeline>
<codeline lineno="431"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>((</highlight><highlight class="keywordtype">void</highlight><highlight class="normal"><sp/>*)((x<sp/>*<sp/>0x400000)<sp/>+<sp/>(y<sp/>*<sp/>0<ref refid="ap-boot_8S_1f78b91f02427adef14bb8b28aa93baa5" kindref="member">x1000</ref>)));</highlight></codeline>
<codeline lineno="432"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="433"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="434"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">else</highlight><highlight class="normal"><sp/>{</highlight></codeline>
<codeline lineno="435"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="comment">/*<sp/>Map<sp/>A<sp/>Physical<sp/>Page<sp/>To<sp/>The<sp/>Virtual<sp/>Page<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="436"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(<ref refid="paging_8h_1a05f8d8947fb5bcec87fc6661f83243e" kindref="member">vmm_remapPage</ref>((uInt32)<sp/><ref refid="vmm_8h_1976cf3919bf7c77c868021ec9374593b" kindref="member">vmmFindFreePage</ref>(<ref refid="kmalloc_8h_181d09bc848b49133401b3efeeb65f1af" kindref="member">sysID</ref>),<sp/>((x<sp/>*<sp/>0x400000)<sp/>+<sp/>(y<sp/>*<sp/>0<ref refid="ap-boot_8S_1f78b91f02427adef14bb8b28aa93baa5" kindref="member">x1000</ref>)),<ref refid="paging_8h_18b838cda4f0bc79ab8d07eb19dd35420" kindref="member">KERNEL_PAGE_DEFAULT</ref>)<sp/>==<sp/>0x0)</highlight></codeline>
<codeline lineno="437"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="kpanic_8h_1a5193288597f00c4f8e3b2939aa6c0ce" kindref="member">K_PANIC</ref>(</highlight><highlight class="stringliteral">"Failed"</highlight><highlight class="normal">);</highlight></codeline>
<codeline lineno="438"><highlight class="normal"></highlight></codeline>
<codeline lineno="439"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="comment">/*<sp/>Clear<sp/>This<sp/>Page<sp/>So<sp/>No<sp/>Garbage<sp/>Is<sp/>There<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="440"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="paging_8h_1230a160ddb717c5a133e55aa42e9d324" kindref="member">vmmClearVirtualPage</ref>((uInt32)<sp/>((x<sp/>*<sp/>0x400000)<sp/>+<sp/>(y<sp/>*<sp/>0x1000)));</highlight></codeline>
<codeline lineno="441"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="comment">/*<sp/>Return<sp/>The<sp/>Address<sp/>Of<sp/>The<sp/>Newly<sp/>Allocate<sp/>Page<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="442"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="spinlock_8h_1dd996cbbb3b9826dd9c8cf02b66a4c65" kindref="member">spinUnlock</ref>(&<ref refid="paging_8c_1fe74a297627a1834d20925533b77c3d8" kindref="member">fkpSpinLock</ref>);</highlight></codeline>
<codeline lineno="443"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>((</highlight><highlight class="keywordtype">void</highlight><highlight class="normal"><sp/>*)((x<sp/>*<sp/>0x400000)<sp/>+<sp/>(y<sp/>*<sp/>0x1000)));</highlight></codeline>
<codeline lineno="444"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="445"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="446"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="447"><highlight class="normal"><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="448"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>If<sp/>No<sp/>Free<sp/>Page<sp/>Was<sp/>Found<sp/>Return<sp/>NULL<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="449"><highlight class="normal"><sp/><sp/><ref refid="spinlock_8h_1dd996cbbb3b9826dd9c8cf02b66a4c65" kindref="member">spinUnlock</ref>(&<ref refid="paging_8c_1fe74a297627a1834d20925533b77c3d8" kindref="member">fkpSpinLock</ref>);</highlight></codeline>
<codeline lineno="450"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>(0x0);</highlight></codeline>
<codeline lineno="451"><highlight class="normal"><sp/><sp/>}</highlight></codeline>
<codeline lineno="452"><highlight class="normal"><sp/><sp/></highlight></codeline>
<codeline lineno="453" refid="paging_8c_1b3070a217a42db69cd94b6217f0b361a" refkind="member"><highlight class="normal"></highlight><highlight class="keywordtype">int</highlight><highlight class="normal"><sp/><ref refid="syscalls__new_8h_19721caa05ef16cbf780658769bfd537a" kindref="member">mmap</ref>(</highlight><highlight class="keyword">struct</highlight><highlight class="normal"><sp/><ref refid="structthread" kindref="compound">thread</ref><sp/>*td,</highlight><highlight class="keyword">struct</highlight><highlight class="normal"><sp/><ref refid="structmmap__args" kindref="compound">mmap_args</ref><sp/>*uap)<sp/>{</highlight></codeline>
<codeline lineno="454"><highlight class="normal"><sp/><sp/><ref refid="types_8h_1d6f327965d9e330cd225ca2153ac0453" kindref="member">vm_offset_t</ref><sp/>addr<sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="455"><highlight class="normal"></highlight></codeline>
<codeline lineno="456"><highlight class="normal"><sp/><sp/>addr<sp/>=<sp/>(<ref refid="types_8h_1d6f327965d9e330cd225ca2153ac0453" kindref="member">vm_offset_t</ref>)<sp/>uap-><ref refid="structmmap__args_113ec5b173a8fe6428cf3bf0a5f2d4fc2" kindref="member">addr</ref>;</highlight></codeline>
<codeline lineno="457"><highlight class="normal"></highlight></codeline>
<codeline lineno="458"><highlight class="normal"><sp/><sp/>#ifdef<sp/>DEBUG</highlight></codeline>
<codeline lineno="459"><highlight class="normal"><sp/><sp/>if<sp/>(uap-><ref refid="structmmap__args_113ec5b173a8fe6428cf3bf0a5f2d4fc2" kindref="member">addr</ref><sp/>!=<sp/>0x0)<sp/>{</highlight></codeline>
<codeline lineno="460"><highlight class="normal"><sp/><sp/><sp/><sp/><ref refid="kprint_8h_1b2761bdf0cca73ad0fb5880895210cd8" kindref="member">kprintf</ref>(</highlight><highlight class="stringliteral">"Address<sp/>hints<sp/>are<sp/>not<sp/>supported<sp/>yet.\n"</highlight><highlight class="normal">);</highlight></codeline>
<codeline lineno="461"><highlight class="normal"><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="462"><highlight class="normal"><sp/><sp/><ref refid="kprint_8h_1b2761bdf0cca73ad0fb5880895210cd8" kindref="member">kprintf</ref>(</highlight><highlight class="stringliteral">"uap->flags:<sp/>[0x%X]\n"</highlight><highlight class="normal">,uap-><ref refid="structmmap__args_104b82aa69d28fc03e57632b7d524758d" kindref="member">flags</ref>);</highlight></codeline>
<codeline lineno="463"><highlight class="normal"><sp/><sp/><ref refid="kprint_8h_1b2761bdf0cca73ad0fb5880895210cd8" kindref="member">kprintf</ref>(</highlight><highlight class="stringliteral">"uap->addr:<sp/><sp/>[0x%X]\n"</highlight><highlight class="normal">,uap-><ref refid="structmmap__args_113ec5b173a8fe6428cf3bf0a5f2d4fc2" kindref="member">addr</ref>);</highlight></codeline>
<codeline lineno="464"><highlight class="normal"><sp/><sp/><ref refid="kprint_8h_1b2761bdf0cca73ad0fb5880895210cd8" kindref="member">kprintf</ref>(</highlight><highlight class="stringliteral">"uap->len:<sp/><sp/><sp/>[0x%X]\n"</highlight><highlight class="normal">,uap-><ref refid="structmmap__args_10b1dab766559d59a733fede0d3767c14" kindref="member">len</ref>);</highlight></codeline>
<codeline lineno="465"><highlight class="normal"><sp/><sp/><ref refid="kprint_8h_1b2761bdf0cca73ad0fb5880895210cd8" kindref="member">kprintf</ref>(</highlight><highlight class="stringliteral">"uap->prot:<sp/><sp/>[0x%X]\n"</highlight><highlight class="normal">,uap-><ref refid="structmmap__args_1d6c74b2bf9e921cb4da0cbd508b2e21d" kindref="member">prot</ref>);</highlight></codeline>
<codeline lineno="466"><highlight class="normal"><sp/><sp/><ref refid="kprint_8h_1b2761bdf0cca73ad0fb5880895210cd8" kindref="member">kprintf</ref>(</highlight><highlight class="stringliteral">"uap->fd:<sp/><sp/><sp/><sp/>[%i]\n"</highlight><highlight class="normal">,uap-><ref refid="structmmap__args_1abfe32d5934305c27dd528bba990ae12" kindref="member">fd</ref>);</highlight></codeline>
<codeline lineno="467"><highlight class="normal"><sp/><sp/><ref refid="kprint_8h_1b2761bdf0cca73ad0fb5880895210cd8" kindref="member">kprintf</ref>(</highlight><highlight class="stringliteral">"uap->pad:<sp/><sp/><sp/>[0x%X]\n"</highlight><highlight class="normal">,uap-><ref refid="structmmap__args_15ad4ee0f25f92b5a4da5a86ba40ee1e2" kindref="member">pad</ref>);</highlight></codeline>
<codeline lineno="468"><highlight class="normal"><sp/><sp/><ref refid="kprint_8h_1b2761bdf0cca73ad0fb5880895210cd8" kindref="member">kprintf</ref>(</highlight><highlight class="stringliteral">"uap->pos:<sp/><sp/><sp/>[0x%X]\n"</highlight><highlight class="normal">,uap-><ref refid="structmmap__args_17cc0a114bae15892a406fa7196229e37" kindref="member">pos</ref>);</highlight></codeline>
<codeline lineno="469"><highlight class="normal"></highlight><highlight class="preprocessor"><sp/><sp/>#endif</highlight></codeline>
<codeline lineno="470"><highlight class="preprocessor"></highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="471"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(uap-><ref refid="structmmap__args_1abfe32d5934305c27dd528bba990ae12" kindref="member">fd</ref><sp/>==<sp/>-1)</highlight></codeline>
<codeline lineno="472"><highlight class="normal"><sp/><sp/><sp/><sp/>td-><ref refid="structthread_1f3ec0788a84e5cb640a1646d1347998a" kindref="member">td_retval</ref>[0]<sp/>=<sp/><ref refid="paging_8h_14b324672c4b25064eb8db1e3419337b1" kindref="member">vmmGetFreeVirtualPage</ref>(<ref refid="sched_8h_154397bfe18d5da4d50ff03b15f540858" kindref="member">_current</ref>-><ref refid="structtaskStruct_130966587a60db6b40c8be6c387e11d81" kindref="member">id</ref>,uap-><ref refid="structmmap__args_10b1dab766559d59a733fede0d3767c14" kindref="member">len</ref>/0<ref refid="ap-boot_8S_1f78b91f02427adef14bb8b28aa93baa5" kindref="member">x1000</ref>,<ref refid="paging_8h_159a518704bf2f0b56603476bcb1eebbf" kindref="member">VM_TASK</ref>);</highlight></codeline>
<codeline lineno="473"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">else</highlight><highlight class="normal"><sp/></highlight></codeline>
<codeline lineno="474"><highlight class="normal"><sp/><sp/><sp/><sp/>td-><ref refid="structthread_1f3ec0788a84e5cb640a1646d1347998a" kindref="member">td_retval</ref>[0]<sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="475"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal">(0x0);</highlight></codeline>
<codeline lineno="476"><highlight class="normal"><sp/><sp/>}</highlight></codeline>
<codeline lineno="477"><highlight class="normal"></highlight></codeline>
<codeline lineno="478" refid="paging_8c_16cdf3466734f2da5e258c9844d536295" refkind="member"><highlight class="normal"></highlight><highlight class="keywordtype">int</highlight><highlight class="normal"><sp/><ref refid="syscalls__new_8h_17f9e3f42e3fe0ba5e2dd3a4140ef14de" kindref="member">obreak</ref>(</highlight><highlight class="keyword">struct</highlight><highlight class="normal"><sp/><ref refid="structthread" kindref="compound">thread</ref><sp/>*td,</highlight><highlight class="keyword">struct</highlight><highlight class="normal"><sp/><ref refid="structobreak__args" kindref="compound">obreak_args</ref><sp/>*uap)<sp/>{</highlight></codeline>
<codeline lineno="479"><highlight class="normal"><sp/><sp/><ref refid="types_8h_1ba29fd78d95cce0ecb249c24b58d07da" kindref="member">u_int32_t</ref><sp/><sp/><sp/>i<sp/><sp/><sp/><sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="480"><highlight class="normal"><sp/><sp/><ref refid="types_8h_1d6f327965d9e330cd225ca2153ac0453" kindref="member">vm_offset_t</ref><sp/>old<sp/><sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="481"><highlight class="normal"><sp/><sp/><ref refid="types_8h_1d6f327965d9e330cd225ca2153ac0453" kindref="member">vm_offset_t</ref><sp/>base<sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="482"><highlight class="normal"><sp/><sp/><ref refid="types_8h_1d6f327965d9e330cd225ca2153ac0453" kindref="member">vm_offset_t</ref><sp/></highlight><highlight class="keyword">new</highlight><highlight class="normal"><sp/><sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="483"><highlight class="normal"></highlight></codeline>
<codeline lineno="484"><highlight class="normal"></highlight><highlight class="preprocessor"><sp/><sp/>#ifdef<sp/>DEBUG</highlight></codeline>
<codeline lineno="485"><highlight class="preprocessor"></highlight><highlight class="normal"><sp/><sp/><ref refid="kprint_8h_1b2761bdf0cca73ad0fb5880895210cd8" kindref="member">kprintf</ref>(</highlight><highlight class="stringliteral">"vm_offset_t:<sp/>[%i]\n"</highlight><highlight class="normal">,</highlight><highlight class="keyword">sizeof</highlight><highlight class="normal">(<ref refid="types_8h_1d6f327965d9e330cd225ca2153ac0453" kindref="member">vm_offset_t</ref>));</highlight></codeline>
<codeline lineno="486"><highlight class="normal"><sp/><sp/><ref refid="kprint_8h_1b2761bdf0cca73ad0fb5880895210cd8" kindref="member">kprintf</ref>(</highlight><highlight class="stringliteral">"nsize:<sp/><sp/><sp/><sp/>[0x%X]\n"</highlight><highlight class="normal">,uap-><ref refid="structobreak__args_1b30a3d3c9186553a40d1b6e7c5714fb4" kindref="member">nsize</ref>);</highlight></codeline>
<codeline lineno="487"><highlight class="normal"><sp/><sp/><ref refid="kprint_8h_1b2761bdf0cca73ad0fb5880895210cd8" kindref="member">kprintf</ref>(</highlight><highlight class="stringliteral">"vm_daddr:<sp/>[0x%X]\n"</highlight><highlight class="normal">,td-><ref refid="structthread_1c770300b493b2ea844e634b7c98c4f6a" kindref="member">vm_daddr</ref>);</highlight></codeline>
<codeline lineno="488"><highlight class="normal"><sp/><sp/><ref refid="kprint_8h_1b2761bdf0cca73ad0fb5880895210cd8" kindref="member">kprintf</ref>(</highlight><highlight class="stringliteral">"vm_dsize:<sp/>[0x%X]\n"</highlight><highlight class="normal">,td-><ref refid="structthread_14ce0e0e5856efc85e111d2cb8748a0ee" kindref="member">vm_dsize</ref>);</highlight></codeline>
<codeline lineno="489"><highlight class="normal"><sp/><sp/><ref refid="kprint_8h_1b2761bdf0cca73ad0fb5880895210cd8" kindref="member">kprintf</ref>(</highlight><highlight class="stringliteral">"total:<sp/><sp/><sp/><sp/>[0x%X]\n"</highlight><highlight class="normal">,td-><ref refid="structthread_1c770300b493b2ea844e634b7c98c4f6a" kindref="member">vm_daddr</ref><sp/>+<sp/>td-><ref refid="structthread_14ce0e0e5856efc85e111d2cb8748a0ee" kindref="member">vm_dsize</ref>);</highlight></codeline>
<codeline lineno="490"><highlight class="normal"></highlight><highlight class="preprocessor"><sp/><sp/>#endif</highlight></codeline>
<codeline lineno="491"><highlight class="preprocessor"></highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="492"><highlight class="normal"><sp/><sp/></highlight><highlight class="keyword">new</highlight><highlight class="normal"><sp/><sp/>=<sp/><ref refid="paging_8h_12702263fcf2b3b026cb26c6d895cb0ee" kindref="member">round_page</ref>((vm_offset_t)uap-><ref refid="structobreak__args_1b30a3d3c9186553a40d1b6e7c5714fb4" kindref="member">nsize</ref>);</highlight></codeline>
<codeline lineno="493"><highlight class="normal"></highlight></codeline>
<codeline lineno="494"><highlight class="normal"><sp/><sp/>base<sp/>=<sp/><ref refid="paging_8h_12702263fcf2b3b026cb26c6d895cb0ee" kindref="member">round_page</ref>((vm_offset_t)td-><ref refid="structthread_1c770300b493b2ea844e634b7c98c4f6a" kindref="member">vm_daddr</ref>);</highlight></codeline>
<codeline lineno="495"><highlight class="normal"></highlight></codeline>
<codeline lineno="496"><highlight class="normal"><sp/><sp/>old<sp/>=<sp/>base<sp/>+<sp/><ref refid="paging_8h_1071caea8a82a06e754daca63317d3c07" kindref="member">ctob</ref>(td-><ref refid="structthread_14ce0e0e5856efc85e111d2cb8748a0ee" kindref="member">vm_dsize</ref>);</highlight></codeline>
<codeline lineno="497"><highlight class="normal"></highlight></codeline>
<codeline lineno="498"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(</highlight><highlight class="keyword">new</highlight><highlight class="normal"><sp/><<sp/>base)<sp/></highlight></codeline>
<codeline lineno="499"><highlight class="normal"><sp/><sp/><sp/><sp/><ref refid="kpanic_8h_1a5193288597f00c4f8e3b2939aa6c0ce" kindref="member">K_PANIC</ref>(</highlight><highlight class="stringliteral">"EINVAL"</highlight><highlight class="normal">);</highlight></codeline>
<codeline lineno="500"><highlight class="normal"></highlight></codeline>
<codeline lineno="501"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(</highlight><highlight class="keyword">new</highlight><highlight class="normal"><sp/>><sp/>old)<sp/>{</highlight></codeline>
<codeline lineno="502"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">for</highlight><highlight class="normal"><sp/>(i<sp/>=<sp/>old;i<sp/><<sp/></highlight><highlight class="keyword">new</highlight><highlight class="normal">;i+=<sp/>0x1000)<sp/>{</highlight></codeline>
<codeline lineno="503"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(<ref refid="paging_8h_1a05f8d8947fb5bcec87fc6661f83243e" kindref="member">vmm_remapPage</ref>(<ref refid="vmm_8h_1976cf3919bf7c77c868021ec9374593b" kindref="member">vmmFindFreePage</ref>(<ref refid="sched_8h_154397bfe18d5da4d50ff03b15f540858" kindref="member">_current</ref>-><ref refid="structtaskStruct_130966587a60db6b40c8be6c387e11d81" kindref="member">id</ref>),i,<ref refid="paging_8h_1f0fff7a38cd2c7a32d580787423b94ea" kindref="member">PAGE_DEFAULT</ref>)<sp/>==<sp/>0x0)</highlight></codeline>
<codeline lineno="504"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="kpanic_8h_1a5193288597f00c4f8e3b2939aa6c0ce" kindref="member">K_PANIC</ref>(</highlight><highlight class="stringliteral">"remap<sp/>Failed"</highlight><highlight class="normal">);</highlight></codeline>
<codeline lineno="505"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="506"><highlight class="normal"><sp/><sp/><sp/><sp/>td-><ref refid="structthread_14ce0e0e5856efc85e111d2cb8748a0ee" kindref="member">vm_dsize</ref><sp/>+=<sp/><ref refid="paging_8h_10851ee42f36c8a00e9eafe739c8ffaaa" kindref="member">btoc</ref>(</highlight><highlight class="keyword">new</highlight><highlight class="normal"><sp/>-<sp/>old);</highlight></codeline>
<codeline lineno="507"><highlight class="normal"><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="508"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">else</highlight><highlight class="normal"><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(</highlight><highlight class="keyword">new</highlight><highlight class="normal"><sp/><<sp/>old)<sp/>{</highlight></codeline>
<codeline lineno="509"><highlight class="normal"><sp/><sp/><sp/><sp/><ref refid="kpanic_8h_1a5193288597f00c4f8e3b2939aa6c0ce" kindref="member">K_PANIC</ref>(</highlight><highlight class="stringliteral">"new<sp/><<sp/>old"</highlight><highlight class="normal">);<sp/></highlight></codeline>
<codeline lineno="510"><highlight class="normal"><sp/><sp/><sp/><sp/>td-><ref refid="structthread_14ce0e0e5856efc85e111d2cb8748a0ee" kindref="member">vm_dsize</ref><sp/>-=<sp/><ref refid="paging_8h_10851ee42f36c8a00e9eafe739c8ffaaa" kindref="member">btoc</ref>(old<sp/>-<sp/></highlight><highlight class="keyword">new</highlight><highlight class="normal">);</highlight></codeline>
<codeline lineno="511"><highlight class="normal"><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="512"><highlight class="normal"></highlight></codeline>
<codeline lineno="513"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal">(0x0);</highlight></codeline>
<codeline lineno="514"><highlight class="normal"><sp/><sp/>}</highlight></codeline>
<codeline lineno="515"><highlight class="normal"></highlight></codeline>
<codeline lineno="516" refid="paging_8c_12ef18727032511b619759847d8c21720" refkind="member"><highlight class="normal"></highlight><highlight class="keywordtype">int</highlight><highlight class="normal"><sp/><ref refid="syscalls__new_8h_194676b8bce29788e36abad710783e545" kindref="member">munmap</ref>(</highlight><highlight class="keyword">struct</highlight><highlight class="normal"><sp/><ref refid="structthread" kindref="compound">thread</ref><sp/>*td,</highlight><highlight class="keyword">struct</highlight><highlight class="normal"><sp/><ref refid="structmunmap__args" kindref="compound">munmap_args</ref><sp/>*uap)<sp/>{</highlight></codeline>
<codeline lineno="517"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>HACK<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="518"><highlight class="normal"><sp/><sp/><ref refid="kprint_8h_1b2761bdf0cca73ad0fb5880895210cd8" kindref="member">kprintf</ref>(</highlight><highlight class="stringliteral">"munmap"</highlight><highlight class="normal">);</highlight></codeline>
<codeline lineno="519"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal">(0x0);</highlight></codeline>
<codeline lineno="520"><highlight class="normal"><sp/><sp/>}</highlight></codeline>
<codeline lineno="521"><highlight class="normal"></highlight></codeline>
<codeline lineno="522" refid="paging_8c_10444c8635648fabdbd6e702137aa1723" refkind="member"><highlight class="normal"></highlight><highlight class="keywordtype">int</highlight><highlight class="normal"><sp/><ref refid="paging_8c_10444c8635648fabdbd6e702137aa1723" kindref="member">vmm_cleanVirtualSpace</ref>(<ref refid="types_8h_1ba29fd78d95cce0ecb249c24b58d07da" kindref="member">u_int32_t</ref><sp/>addr)<sp/>{</highlight></codeline>
<codeline lineno="523"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordtype">int</highlight><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>x<sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="524"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordtype">int</highlight><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>y<sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="525"><highlight class="normal"><sp/><sp/><ref refid="types_8h_1ba29fd78d95cce0ecb249c24b58d07da" kindref="member">u_int32_t</ref><sp/><sp/>*pageTableSrc<sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="526"><highlight class="normal"><sp/><sp/><ref refid="types_8h_1ba29fd78d95cce0ecb249c24b58d07da" kindref="member">u_int32_t</ref><sp/><sp/>*pageDir<sp/><sp/><sp/><sp/><sp/><sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="527"><highlight class="normal"></highlight></codeline>
<codeline lineno="528"><highlight class="normal"><sp/><sp/>pageDir<sp/>=<sp/>(<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/>*)<sp/><ref refid="paging_8h_1aab3609eb02bd28ded8d1ea0512da979" kindref="member">parentPageDirAddr</ref>;</highlight></codeline>
<codeline lineno="529"><highlight class="normal"></highlight></codeline>
<codeline lineno="530"><highlight class="normal"></highlight><highlight class="preprocessor"><sp/><sp/>#ifdef<sp/>DEBUG</highlight></codeline>
<codeline lineno="531"><highlight class="preprocessor"></highlight><highlight class="normal"><sp/><sp/><ref refid="kprint_8h_1b2761bdf0cca73ad0fb5880895210cd8" kindref="member">kprintf</ref>(</highlight><highlight class="stringliteral">"CVS:<sp/>[0x%X]\n"</highlight><highlight class="normal">,addr);</highlight></codeline>
<codeline lineno="532"><highlight class="normal"></highlight><highlight class="preprocessor"><sp/><sp/>#endif</highlight></codeline>
<codeline lineno="533"><highlight class="preprocessor"></highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="534"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">for</highlight><highlight class="normal"><sp/>(x<sp/>=<sp/>(addr<sp/>/<sp/>(1024<sp/>*<sp/>4096));<sp/>x<sp/><<sp/>770;<sp/>x++)<sp/>{</highlight></codeline>
<codeline lineno="535"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>((pageDir[x]<sp/>&<sp/><ref refid="paging_8h_1122dfc414a40e260fd35dbe9743db26f" kindref="member">PAGE_PRESENT</ref>)<sp/>==<sp/>PAGE_PRESENT)<sp/>{</highlight></codeline>
<codeline lineno="536"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/>pageTableSrc<sp/>=<sp/>(<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/>*)<sp/>(<ref refid="paging_8h_1a432d41840ad8a583a7e6af86feece4f" kindref="member">tablesBaseAddress</ref><sp/>+<sp/>(0<ref refid="ap-boot_8S_1f78b91f02427adef14bb8b28aa93baa5" kindref="member">x1000</ref><sp/>*<sp/>x));</highlight></codeline>
<codeline lineno="537"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">for</highlight><highlight class="normal"><sp/>(y<sp/>=<sp/>0;y<sp/><<sp/>1024;y++)<sp/>{</highlight></codeline>
<codeline lineno="538"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(pageTableSrc[y]<sp/>!=<sp/>0x0)<sp/>{<sp/></highlight></codeline>
<codeline lineno="539"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>((pageTableSrc[y]<sp/>&<sp/><ref refid="paging_8h_157d743cb60fe478f6720c42315e7e813" kindref="member">PAGE_COW</ref>)<sp/>==<sp/>PAGE_COW)<sp/>{</highlight></codeline>
<codeline lineno="540"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="comment">//kprintf("COWi*");</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="541"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>pageTableSrc[y]<sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="542"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="543"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">else</highlight><highlight class="normal"><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>((pageTableSrc[y]<sp/>&<sp/><ref refid="paging_8h_11532db17068ba8d409b8ffe066414af2" kindref="member">PAGE_STACK</ref>)<sp/>==<sp/>PAGE_STACK)<sp/>{</highlight></codeline>
<codeline lineno="544"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="comment">//pageTableSrc[y]<sp/>=<sp/>0x0;</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="545"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="comment">//kprintf("STACK:<sp/>(%i:%i)",x,y);</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="546"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="547"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">else</highlight><highlight class="normal"><sp/>{</highlight></codeline>
<codeline lineno="548"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="comment">//kprintf("+");</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="549"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="550"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="551"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="552"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="553"><highlight class="normal"><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="554"><highlight class="normal"><sp/><sp/></highlight><highlight class="keyword">asm</highlight><highlight class="normal">(</highlight></codeline>
<codeline lineno="555"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="stringliteral">"movl<sp/>%cr3,%eax\n"</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="556"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="stringliteral">"movl<sp/>%eax,%cr3\n"</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="557"><highlight class="normal"><sp/><sp/><sp/><sp/>);</highlight></codeline>
<codeline lineno="558"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal">(0x0);</highlight></codeline>
<codeline lineno="559"><highlight class="normal"><sp/><sp/>}</highlight></codeline>
<codeline lineno="560"><highlight class="normal"></highlight></codeline>
<codeline lineno="561"><highlight class="normal"></highlight><highlight class="comment">/***</highlight></codeline>
<codeline lineno="562"><highlight class="comment"><sp/>END</highlight></codeline>
<codeline lineno="563"><highlight class="comment"><sp/>***/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="564"><highlight class="normal"></highlight></codeline>
</programlisting>
<location file="/usr/home/reddawg/source/ubix2/src/sys/vmm/paging.c"/>
</compounddef>
</doxygen>
