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<type>void</type>
<definition>void vmm_unmapPage</definition>
<argsstring>(uint32_t pageAddr, unmapFlags_t flags)</argsstring>
<name>vmm_unmapPage</name>
<param>
<type><ref refid="include_2sys_2types_8h_1a0238af00180b6d9278fa1c6aa790fdf4" kindref="member">uint32_t</ref></type>
<declname>pageAddr</declname>
</param>
<param>
<type><ref refid="vmm_8h_1aabceab91796188f211167ff9ca38fad7" kindref="member">unmapFlags_t</ref></type>
<declname>flags</declname>
</param>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
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<references refid="vmm_8h_1a38c3fe6ce5f3bf8af4a0631d4c41b0ba" compoundref="vmm__memory_8c" startline="262" endline="290">freePage</references>
<references refid="paging_8h_1a122dfc414a40e260fd35dbe9743db26f" compoundref="paging_8h" startline="55">PAGE_PRESENT</references>
<references refid="paging_8h_1a1b0f37794d3da1a86f1df77e503ed98f" compoundref="paging_8h" startline="45">PD_BASE_ADDR</references>
<references refid="paging_8h_1a8d42a9a09d9dea53cab3044f51482acc" compoundref="paging_8h" startline="46">PT_BASE_ADDR</references>
<referencedby refid="vmm__mmap_8c_1a34f95e2ffa8a4bb4ca88918a3a3af580" compoundref="vmm__mmap_8c" startline="162" endline="220">sys_mmap</referencedby>
<referencedby refid="createvirtualspace_8c_1ab7ce06bf4237638127c7f052e8872f8a" compoundref="createvirtualspace_8c" startline="53" endline="191">vmm_createVirtualSpace</referencedby>
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<definition>void vmm_unmapPages</definition>
<argsstring>(void *ptr, uint32_t size, unmapFlags_t flags)</argsstring>
<name>vmm_unmapPages</name>
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<type>void *</type>
<declname>ptr</declname>
</param>
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<type><ref refid="include_2sys_2types_8h_1a0238af00180b6d9278fa1c6aa790fdf4" kindref="member">uint32_t</ref></type>
<declname>size</declname>
</param>
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<type><ref refid="vmm_8h_1aabceab91796188f211167ff9ca38fad7" kindref="member">unmapFlags_t</ref></type>
<declname>flags</declname>
</param>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
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</inbodydescription>
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<references refid="paging_8h_1a8d42a9a09d9dea53cab3044f51482acc" compoundref="paging_8h" startline="46">PT_BASE_ADDR</references>
<referencedby refid="main_8cc_1aa6c38d07b193857fbaebc1656b89136e" compoundref="main_8cc" startline="51" endline="143">sdeThread</referencedby>
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<programlisting>
<codeline lineno="1"><highlight class="comment">/*-</highlight></codeline>
<codeline lineno="2"><highlight class="comment"><sp/>*<sp/>Copyright<sp/>(c)<sp/>2002-2018<sp/>The<sp/>UbixOS<sp/>Project.</highlight></codeline>
<codeline lineno="3"><highlight class="comment"><sp/>*<sp/>All<sp/>rights<sp/>reserved.</highlight></codeline>
<codeline lineno="4"><highlight class="comment"><sp/>*</highlight></codeline>
<codeline lineno="5"><highlight class="comment"><sp/>*<sp/>This<sp/>was<sp/>developed<sp/>by<sp/>Christopher<sp/>W.<sp/>Olsen<sp/>for<sp/>the<sp/>UbixOS<sp/>Project.</highlight></codeline>
<codeline lineno="6"><highlight class="comment"><sp/>*</highlight></codeline>
<codeline lineno="7"><highlight class="comment"><sp/>*<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<sp/>permitted</highlight></codeline>
<codeline lineno="8"><highlight class="comment"><sp/>*<sp/>provided<sp/>that<sp/>the<sp/>following<sp/>conditions<sp/>are<sp/>met:</highlight></codeline>
<codeline lineno="9"><highlight class="comment"><sp/>*</highlight></codeline>
<codeline lineno="10"><highlight class="comment"><sp/>*<sp/>1)<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="11"><highlight class="comment"><sp/>*<sp/><sp/><sp/><sp/>conditions,<sp/>the<sp/>following<sp/>disclaimer<sp/>and<sp/>the<sp/>list<sp/>of<sp/>authors.</highlight></codeline>
<codeline lineno="12"><highlight class="comment"><sp/>*<sp/>2)<sp/>Redistributions<sp/>in<sp/>binary<sp/>form<sp/>must<sp/>reproduce<sp/>the<sp/>above<sp/>copyright<sp/>notice,<sp/>this<sp/>list<sp/>of</highlight></codeline>
<codeline lineno="13"><highlight class="comment"><sp/>*<sp/><sp/><sp/><sp/>conditions,<sp/>the<sp/>following<sp/>disclaimer<sp/>and<sp/>the<sp/>list<sp/>of<sp/>authors<sp/>in<sp/>the<sp/>documentation<sp/>and/or</highlight></codeline>
<codeline lineno="14"><highlight class="comment"><sp/>*<sp/><sp/><sp/><sp/>other<sp/>materials<sp/>provided<sp/>with<sp/>the<sp/>distribution.</highlight></codeline>
<codeline lineno="15"><highlight class="comment"><sp/>*<sp/>3)<sp/>Neither<sp/>the<sp/>name<sp/>of<sp/>the<sp/>UbixOS<sp/>Project<sp/>nor<sp/>the<sp/>names<sp/>of<sp/>its<sp/>contributors<sp/>may<sp/>be<sp/>used<sp/>to</highlight></codeline>
<codeline lineno="16"><highlight class="comment"><sp/>*<sp/><sp/><sp/><sp/>endorse<sp/>or<sp/>promote<sp/>products<sp/>derived<sp/>from<sp/>this<sp/>software<sp/>without<sp/>specific<sp/>prior<sp/>written</highlight></codeline>
<codeline lineno="17"><highlight class="comment"><sp/>*<sp/><sp/><sp/><sp/>permission.</highlight></codeline>
<codeline lineno="18"><highlight class="comment"><sp/>*</highlight></codeline>
<codeline lineno="19"><highlight class="comment"><sp/>*<sp/>THIS<sp/>SOFTWARE<sp/>IS<sp/>PROVIDED<sp/>BY<sp/>THE<sp/>AUTHOR<sp/>AND<sp/>CONTRIBUTORS<sp/>"AS<sp/>IS"<sp/>AND<sp/>ANY<sp/>EXPRESS<sp/>OR<sp/>IMPLIED</highlight></codeline>
<codeline lineno="20"><highlight class="comment"><sp/>*<sp/>WARRANTIES,<sp/>INCLUDING,<sp/>BUT<sp/>NOT<sp/>LIMITED<sp/>TO,<sp/>THE<sp/>IMPLIED<sp/>WARRANTIES<sp/>OF<sp/>MERCHANTABILITY<sp/>AND<sp/>FITNESS</highlight></codeline>
<codeline lineno="21"><highlight class="comment"><sp/>*<sp/>FOR<sp/>A<sp/>PARTICULAR<sp/>PURPOSE<sp/>ARE<sp/>DISCLAIMED.<sp/>IN<sp/>NO<sp/>EVENT<sp/>SHALL<sp/>THE<sp/>COPYRIGHT<sp/>OWNER<sp/>OR<sp/>CONTRIBUTORS</highlight></codeline>
<codeline lineno="22"><highlight class="comment"><sp/>*<sp/>BE<sp/>LIABLE<sp/>FOR<sp/>ANY<sp/>DIRECT,<sp/>INDIRECT,<sp/>INCIDENTAL,<sp/>SPECIAL,<sp/>EXEMPLARY,<sp/>OR<sp/>CONSEQUENTIAL<sp/>DAMAGES</highlight></codeline>
<codeline lineno="23"><highlight class="comment"><sp/>*<sp/>(INCLUDING,<sp/>BUT<sp/>NOT<sp/>LIMITED<sp/>TO,<sp/>PROCUREMENT<sp/>OF<sp/>SUBSTITUTE<sp/>GOODS<sp/>OR<sp/>SERVICES;<sp/>LOSS<sp/>OF<sp/>USE,<sp/>DATA,</highlight></codeline>
<codeline lineno="24"><highlight class="comment"><sp/>*<sp/>OR<sp/>PROFITS;<sp/>OR<sp/>BUSINESS<sp/>INTERRUPTION)<sp/>HOWEVER<sp/>CAUSED<sp/>AND<sp/>ON<sp/>ANY<sp/>THEORY<sp/>OF<sp/>LIABILITY,<sp/>WHETHER<sp/>IN</highlight></codeline>
<codeline lineno="25"><highlight class="comment"><sp/>*<sp/>CONTRACT,<sp/>STRICT<sp/>LIABILITY,<sp/>OR<sp/>TORT<sp/>(INCLUDING<sp/>NEGLIGENCE<sp/>OR<sp/>OTHERWISE)<sp/>ARISING<sp/>IN<sp/>ANY<sp/>WAY<sp/>OUT</highlight></codeline>
<codeline lineno="26"><highlight class="comment"><sp/>*<sp/>OF<sp/>THE<sp/>USE<sp/>OF<sp/>THIS<sp/>SOFTWARE,<sp/>EVEN<sp/>IF<sp/>ADVISED<sp/>OF<sp/>THE<sp/>POSSIBILITY<sp/>OF<sp/>SUCH<sp/>DAMAGE.</highlight></codeline>
<codeline lineno="27"><highlight class="comment"><sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="28"><highlight class="normal"></highlight></codeline>
<codeline lineno="29"><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="30"><highlight class="normal"></highlight></codeline>
<codeline lineno="31"><highlight class="normal"></highlight><highlight class="comment">/************************************************************************</highlight></codeline>
<codeline lineno="32"><highlight class="comment"></highlight></codeline>
<codeline lineno="33"><highlight class="comment"><sp/>Function:<sp/>void<sp/>vmm_unmapPage(uInt32<sp/>pageAddr,int<sp/>flags);</highlight></codeline>
<codeline lineno="34"><highlight class="comment"><sp/>Description:<sp/>This<sp/>Function<sp/>Will<sp/>Unmap<sp/>A<sp/>Page<sp/>From<sp/>The<sp/>Kernel<sp/>VM<sp/>Space</highlight></codeline>
<codeline lineno="35"><highlight class="comment"><sp/>The<sp/>Flags<sp/>Variable<sp/>Decides<sp/>If<sp/>Its<sp/>To<sp/>Free<sp/>The<sp/>Page<sp/>Or<sp/>Not</highlight></codeline>
<codeline lineno="36"><highlight class="comment"><sp/>A<sp/>Flag<sp/>Of<sp/>0<sp/>Will<sp/>Free<sp/>It<sp/>And<sp/>A<sp/>Flag<sp/>Of<sp/>1<sp/>Will<sp/>Keep<sp/>It</highlight></codeline>
<codeline lineno="37"><highlight class="comment"><sp/>Notes:</highlight></codeline>
<codeline lineno="38"><highlight class="comment"></highlight></codeline>
<codeline lineno="39"><highlight class="comment"><sp/>07/30/02<sp/>-<sp/>I<sp/>Have<sp/>Decided<sp/>That<sp/>This<sp/>Should<sp/>Free<sp/>The<sp/>Physical<sp/>Page<sp/>There</highlight></codeline>
<codeline lineno="40"><highlight class="comment"><sp/>Is<sp/>No<sp/>Reason<sp/>To<sp/>Keep<sp/>It<sp/>Marked<sp/>As<sp/>Not<sp/>Available</highlight></codeline>
<codeline lineno="41"><highlight class="comment"></highlight></codeline>
<codeline lineno="42"><highlight class="comment"><sp/>07/30/02<sp/>-<sp/>Ok<sp/>A<sp/>Found<sp/>A<sp/>Reason<sp/>To<sp/>Keep<sp/>It<sp/>Marked<sp/>As<sp/>Available<sp/>I<sp/>Admit</highlight></codeline>
<codeline lineno="43"><highlight class="comment"><sp/>Even<sp/>I<sp/>Am<sp/>Not<sp/>Perfect<sp/>Ok<sp/>The<sp/>Case<sp/>Where<sp/>You<sp/>Wouldn't<sp/>Want<sp/>To</highlight></codeline>
<codeline lineno="44"><highlight class="comment"><sp/>Free<sp/>It<sp/>Would<sp/>Be<sp/>On<sp/>Something<sp/>Like<sp/>Where<sp/>I<sp/>Allocated<sp/>A<sp/>Page</highlight></codeline>
<codeline lineno="45"><highlight class="comment"><sp/>To<sp/>Create<sp/>A<sp/>New<sp/>Virtual<sp/>Space<sp/>So<sp/>Now<sp/>It<sp/>Has<sp/>A<sp/>Flag</highlight></codeline>
<codeline lineno="46"><highlight class="comment"></highlight></codeline>
<codeline lineno="47" refid="unmappage_8c_1a58fb96856e9c4c2e85b31a779afb097d" refkind="member"><highlight class="comment"><sp/>************************************************************************/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="48"><highlight class="normal"></highlight><highlight class="keywordtype">void</highlight><highlight class="normal"><sp/><ref refid="unmappage_8c_1a58fb96856e9c4c2e85b31a779afb097d" kindref="member">vmm_unmapPage</ref>(<ref refid="include_2sys_2types_8h_1a0238af00180b6d9278fa1c6aa790fdf4" kindref="member">uint32_t</ref><sp/>pageAddr,<sp/><ref refid="vmm_8h_1aabceab91796188f211167ff9ca38fad7" kindref="member">unmapFlags_t</ref><sp/>flags)<sp/>{</highlight></codeline>
<codeline lineno="49"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordtype">int</highlight><highlight class="normal"><sp/>pageDirectoryIndex<sp/>=<sp/>0,<sp/>pageTableIndex<sp/>=<sp/>0;</highlight></codeline>
<codeline lineno="50"><highlight class="normal"><sp/><sp/><ref refid="include_2sys_2types_8h_1a0238af00180b6d9278fa1c6aa790fdf4" kindref="member">uint32_t</ref><sp/>*pageTable<sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="51"><highlight class="normal"><sp/><sp/><ref refid="include_2sys_2types_8h_1a0238af00180b6d9278fa1c6aa790fdf4" kindref="member">uint32_t</ref><sp/>*pageDirectory<sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="52"><highlight class="normal"></highlight></codeline>
<codeline lineno="53"><highlight class="normal"><sp/><sp/>pageDirectory<sp/>=<sp/><ref refid="paging_8h_1a1b0f37794d3da1a86f1df77e503ed98f" kindref="member">PD_BASE_ADDR</ref>;</highlight></codeline>
<codeline lineno="54"><highlight class="normal"></highlight></codeline>
<codeline lineno="55"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Get<sp/>The<sp/>Index<sp/>To<sp/>The<sp/>Page<sp/>Directory<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="56"><highlight class="normal"><sp/><sp/>pageDirectoryIndex<sp/>=<sp/>(pageAddr<sp/>>><sp/>22);</highlight></codeline>
<codeline lineno="57"><highlight class="normal"></highlight></codeline>
<codeline lineno="58"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>((pageDirectory[pageDirectoryIndex]<sp/>&<sp/><ref refid="paging_8h_1a122dfc414a40e260fd35dbe9743db26f" kindref="member">PAGE_PRESENT</ref>)<sp/>!=<sp/><ref refid="paging_8h_1a122dfc414a40e260fd35dbe9743db26f" kindref="member">PAGE_PRESENT</ref>)</highlight></codeline>
<codeline lineno="59"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal">;</highlight></codeline>
<codeline lineno="60"><highlight class="normal"></highlight></codeline>
<codeline lineno="61"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">//Calculate<sp/>The<sp/>Page<sp/>Table<sp/>Index</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="62"><highlight class="normal"><sp/><sp/>pageTableIndex<sp/>=<sp/>((pageAddr<sp/>>><sp/>12)<sp/>&<sp/>0x3FF);</highlight></codeline>
<codeline lineno="63"><highlight class="normal"></highlight></codeline>
<codeline lineno="64"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Set<sp/>pageTable<sp/>To<sp/>The<sp/>Virtual<sp/>Address<sp/>Of<sp/>Table<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="65"><highlight class="normal"><sp/><sp/>pageTable<sp/>=<sp/>(<ref refid="include_2sys_2types_8h_1a0238af00180b6d9278fa1c6aa790fdf4" kindref="member">uint32_t</ref><sp/>*)<sp/>(<ref refid="paging_8h_1a8d42a9a09d9dea53cab3044f51482acc" kindref="member">PT_BASE_ADDR</ref><sp/>+<sp/>(0x1000<sp/>*<sp/>pageDirectoryIndex));</highlight></codeline>
<codeline lineno="66"><highlight class="normal"></highlight></codeline>
<codeline lineno="67"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Free<sp/>The<sp/>Physical<sp/>Page<sp/>If<sp/>Flags<sp/>Is<sp/>0<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="68"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(flags<sp/>==<sp/>0)</highlight></codeline>
<codeline lineno="69"><highlight class="normal"><sp/><sp/><sp/><sp/><ref refid="vmm_8h_1a38c3fe6ce5f3bf8af4a0631d4c41b0ba" kindref="member">freePage</ref>((<ref refid="include_2sys_2types_8h_1a0238af00180b6d9278fa1c6aa790fdf4" kindref="member">uint32_t</ref>)<sp/>(pageTable[pageTableIndex]<sp/>&<sp/>0xFFFFF000));</highlight></codeline>
<codeline lineno="70"><highlight class="normal"></highlight></codeline>
<codeline lineno="71"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Unmap<sp/>The<sp/>Page<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="72"><highlight class="normal"><sp/><sp/>pageTable[pageTableIndex]<sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="73"><highlight class="normal"></highlight></codeline>
<codeline lineno="74"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Rehash<sp/>The<sp/>Page<sp/>Directory<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="75"><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="76"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="stringliteral">"movl<sp/>%cr3,%eax\n"</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="77"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="stringliteral">"movl<sp/>%eax,%cr3\n"</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="78"><highlight class="normal"><sp/><sp/>);</highlight></codeline>
<codeline lineno="79"><highlight class="normal"></highlight></codeline>
<codeline lineno="80"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Return<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="81"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal">;</highlight></codeline>
<codeline lineno="82"><highlight class="normal">}</highlight></codeline>
<codeline lineno="83"><highlight class="normal"></highlight></codeline>
<codeline lineno="84"><highlight class="normal"></highlight><highlight class="comment">/************************************************************************</highlight></codeline>
<codeline lineno="85"><highlight class="comment"></highlight></codeline>
<codeline lineno="86"><highlight class="comment"><sp/>Function:<sp/>void<sp/>vmm_unmapPages(uInt32<sp/>pageAddr,int<sp/>flags);</highlight></codeline>
<codeline lineno="87"><highlight class="comment"><sp/>Description:<sp/>This<sp/>Function<sp/>Will<sp/>Unmap<sp/>A<sp/>Page<sp/>From<sp/>The<sp/>Kernel<sp/>VM<sp/>Space</highlight></codeline>
<codeline lineno="88"><highlight class="comment"><sp/>The<sp/>Flags<sp/>Variable<sp/>Decides<sp/>If<sp/>Its<sp/>To<sp/>Free<sp/>The<sp/>Page<sp/>Or<sp/>Not</highlight></codeline>
<codeline lineno="89"><highlight class="comment"><sp/>A<sp/>Flag<sp/>Of<sp/>0<sp/>Will<sp/>Free<sp/>It<sp/>And<sp/>A<sp/>Flag<sp/>Of<sp/>1<sp/>Will<sp/>Keep<sp/>It</highlight></codeline>
<codeline lineno="90"><highlight class="comment"><sp/>Notes:</highlight></codeline>
<codeline lineno="91"><highlight class="comment"></highlight></codeline>
<codeline lineno="92"><highlight class="comment"><sp/>07/30/02<sp/>-<sp/>I<sp/>Have<sp/>Decided<sp/>That<sp/>This<sp/>Should<sp/>Free<sp/>The<sp/>Physical<sp/>Page<sp/>There</highlight></codeline>
<codeline lineno="93"><highlight class="comment"><sp/>Is<sp/>No<sp/>Reason<sp/>To<sp/>Keep<sp/>It<sp/>Marked<sp/>As<sp/>Not<sp/>Available</highlight></codeline>
<codeline lineno="94"><highlight class="comment"></highlight></codeline>
<codeline lineno="95"><highlight class="comment"><sp/>07/30/02<sp/>-<sp/>Ok<sp/>A<sp/>Found<sp/>A<sp/>Reason<sp/>To<sp/>Keep<sp/>It<sp/>Marked<sp/>As<sp/>Available<sp/>I<sp/>Admit</highlight></codeline>
<codeline lineno="96"><highlight class="comment"><sp/>Even<sp/>I<sp/>Am<sp/>Not<sp/>Perfect<sp/>Ok<sp/>The<sp/>Case<sp/>Where<sp/>You<sp/>Wouldn't<sp/>Want<sp/>To</highlight></codeline>
<codeline lineno="97"><highlight class="comment"><sp/>Free<sp/>It<sp/>Would<sp/>Be<sp/>On<sp/>Something<sp/>Like<sp/>Where<sp/>I<sp/>Allocated<sp/>A<sp/>Page</highlight></codeline>
<codeline lineno="98"><highlight class="comment"><sp/>To<sp/>Create<sp/>A<sp/>New<sp/>Virtual<sp/>Space<sp/>So<sp/>Now<sp/>It<sp/>Has<sp/>A<sp/>Flag</highlight></codeline>
<codeline lineno="99" refid="unmappage_8c_1aaaaea0ea425598e5742a2e296a6f69d2" refkind="member"><highlight class="comment"></highlight></codeline>
<codeline lineno="100"><highlight class="comment"><sp/>************************************************************************/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="101"><highlight class="normal"></highlight><highlight class="keywordtype">void</highlight><highlight class="normal"><sp/><ref refid="unmappage_8c_1aaaaea0ea425598e5742a2e296a6f69d2" kindref="member">vmm_unmapPages</ref>(</highlight><highlight class="keywordtype">void</highlight><highlight class="normal"><sp/>*ptr,<sp/><ref refid="include_2sys_2types_8h_1a0238af00180b6d9278fa1c6aa790fdf4" kindref="member">uint32_t</ref><sp/>size,<sp/><ref refid="vmm_8h_1aabceab91796188f211167ff9ca38fad7" kindref="member">unmapFlags_t</ref><sp/>flags)<sp/>{</highlight></codeline>
<codeline lineno="102"><highlight class="normal"><sp/><sp/><ref refid="objgfx30_8h_1ada085051a6d9a8e00a2cb256d1af14ba" kindref="member">uInt32</ref><sp/>baseAddr<sp/>=<sp/>(<ref refid="objgfx30_8h_1ada085051a6d9a8e00a2cb256d1af14ba" kindref="member">uInt32</ref>)<sp/>ptr<sp/>&<sp/>0xFFFFF000;</highlight></codeline>
<codeline lineno="103"><highlight class="normal"><sp/><sp/><ref refid="objgfx30_8h_1ada085051a6d9a8e00a2cb256d1af14ba" kindref="member">uInt32</ref><sp/>dI<sp/>=<sp/>0x0,<sp/>tI<sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="104"><highlight class="normal"><sp/><sp/><ref refid="objgfx30_8h_1ada085051a6d9a8e00a2cb256d1af14ba" kindref="member">uInt32</ref><sp/>y<sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="105"><highlight class="normal"><sp/><sp/><ref refid="objgfx30_8h_1ada085051a6d9a8e00a2cb256d1af14ba" kindref="member">uInt32</ref><sp/>*pageTable<sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="106"><highlight class="normal"></highlight></codeline>
<codeline lineno="107"><highlight class="normal"><sp/><sp/>dI<sp/>=<sp/>(baseAddr<sp/>/<sp/>(1024<sp/>*<sp/>4096));</highlight></codeline>
<codeline lineno="108"><highlight class="normal"><sp/><sp/>tI<sp/>=<sp/>((baseAddr<sp/>-<sp/>(dI<sp/>*<sp/>(1024<sp/>*<sp/>4096)))<sp/>/<sp/>4096);</highlight></codeline>
<codeline lineno="109"><highlight class="normal"><sp/><sp/>pageTable<sp/>=<sp/>(<ref refid="objgfx30_8h_1ada085051a6d9a8e00a2cb256d1af14ba" kindref="member">uInt32</ref><sp/>*)<sp/>(<ref refid="paging_8h_1a8d42a9a09d9dea53cab3044f51482acc" kindref="member">PT_BASE_ADDR</ref><sp/>+<sp/>(4096<sp/>*<sp/>dI));</highlight></codeline>
<codeline lineno="110"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">for</highlight><highlight class="normal"><sp/>(y<sp/>=<sp/>tI;<sp/>y<sp/><<sp/>(tI<sp/>+<sp/>((size<sp/>+<sp/>4095)<sp/>/<sp/>4096));<sp/>y++)<sp/>{</highlight></codeline>
<codeline lineno="111"><highlight class="normal"><sp/><sp/><sp/><sp/>pageTable[y]<sp/>=<sp/>0x0;</highlight></codeline>
<codeline lineno="112"><highlight class="normal"><sp/><sp/>}</highlight></codeline>
<codeline lineno="113"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal">;</highlight></codeline>
<codeline lineno="114"><highlight class="normal">}</highlight></codeline>
</programlisting>
<location file="C:/Dev/git/UbixOS/sys/vmm/unmappage.c"/>
</compounddef>
</doxygen>
