<?xml version='1.0' encoding='iso-8859-1' standalone='no'?> <doxygen xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="compound.xsd" version="1.4.7"> <compounddef id="setpageattributes_8c" kind="file"> <compoundname>setpageattributes.c</compoundname> <includes refid="vmm_8h" local="no">vmm/vmm.h</includes> <includes refid="kpanic_8h" local="no">ubixos/kpanic.h</includes> <incdepgraph> <node id="6213"> <label>sys/thread.h</label> <link refid="thread_8h"/> <childnode refid="6209" relation="include"> </childnode> </node> <node id="6214"> <label>ubixos/kpanic.h</label> <link refid="kpanic_8h"/> </node> <node id="6209"> <label>ubixos/types.h</label> <link refid="types_8h"/> <childnode refid="6210" relation="include"> </childnode> </node> <node id="6210"> <label>sys/_types.h</label> <link refid="__types_8h"/> </node> <node id="6208"> <label>vmm/paging.h</label> <link refid="paging_8h"/> <childnode refid="6209" relation="include"> </childnode> <childnode refid="6211" relation="include"> </childnode> <childnode refid="6213" relation="include"> </childnode> </node> <node id="6207"> <label>vmm/vmm.h</label> <link refid="vmm_8h"/> <childnode refid="6208" relation="include"> </childnode> <childnode refid="6209" relation="include"> </childnode> </node> <node id="6206"> <label>src/sys/vmm/setpageattributes.c</label> <link refid="setpageattributes.c"/> <childnode refid="6207" relation="include"> </childnode> <childnode refid="6214" relation="include"> </childnode> </node> <node id="6211"> <label>sys/sysproto.h</label> <link refid="sysproto_8h"/> <childnode refid="6212" relation="include"> </childnode> <childnode refid="6213" relation="include"> </childnode> </node> <node id="6212"> <label>sys/signal.h</label> <link refid="signal_8h"/> <childnode refid="6209" relation="include"> </childnode> </node> </incdepgraph> <sectiondef kind="func"> <memberdef kind="function" id="setpageattributes_8c_110f37eb25e81ebf7e61fad46949af8e3" prot="public" static="no" const="no" explicit="no" inline="no" virt="non-virtual"> <type>int</type> <definition>int vmm_setPageAttributes</definition> <argsstring>(uInt32 memAddr, uInt16 attributes)</argsstring> <name>vmm_setPageAttributes</name> <param> <type><ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref></type> <declname>memAddr</declname> </param> <param> <type><ref refid="types_8h_13b65128d2644e9b80cec9a69bfa7e094" kindref="member">uInt16</ref></type> <declname>attributes</declname> </param> <briefdescription> </briefdescription> <detaileddescription> </detaileddescription> <inbodydescription> </inbodydescription> <location file="/usr/home/reddawg/source/ubix2/src/sys/vmm/setpageattributes.c" line="41" bodyfile="/usr/home/reddawg/source/ubix2/src/sys/vmm/setpageattributes.c" bodystart="41" bodyend="68"/> <references refid="kpanic_8h_1db9a182aa071791a306163d50d653deb" compoundref="kpanic_8c" startline="42" endline="60">kpanic</references> <references refid="paging_8h_1a432d41840ad8a583a7e6af86feece4f" compoundref="paging_8h" startline="43">tablesBaseAddress</references> <references refid="ap-boot_8S_1f78b91f02427adef14bb8b28aa93baa5" compoundref="ap-boot_8S" startline="52">x1000</references> <referencedby refid="elf_8c_1f11ec9e50bcff723428b0c911a177fd0" compoundref="elf_8c" startline="111" endline="185">elf_loadfile</referencedby> <referencedby refid="exec_8c_1f80d4412d42ed1b5bf9a1b9774230f33" compoundref="exec_8c" startline="143" endline="323">execFile</referencedby> <referencedby refid="exec_8c_1094c23346b6d226a03866a54b755ed64" compoundref="exec_8c" startline="552" endline="716">sys_exec</referencedby> <referencedby refid="exec_8c_1219681612352232186a0f568457d851d" compoundref="exec_8c" startline="334" endline="546">sysExec</referencedby> </memberdef> </sectiondef> <briefdescription> </briefdescription> <detaileddescription> </detaileddescription> <programlisting> <codeline lineno="1"><highlight class="comment">/*****************************************************************************************</highlight></codeline> <codeline lineno="2"><highlight class="comment"><sp/>Copyright<sp/>(c)<sp/>2002<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">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">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">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">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">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">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">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">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">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">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">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">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">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">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">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">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">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">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: setpageattributes_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="kpanic_8h" kindref="compound">ubixos/kpanic.h</ref>></highlight><highlight class="normal"></highlight></codeline> <codeline lineno="32"><highlight class="normal"></highlight></codeline> <codeline lineno="33"><highlight class="normal"></highlight><highlight class="comment">/************************************************************************</highlight></codeline> <codeline lineno="34"><highlight class="comment"></highlight></codeline> <codeline lineno="35"><highlight class="comment">Function:<sp/>void<sp/>vmmSetPageAttributes(uInt32<sp/>pageAddr,int<sp/>attributes;</highlight></codeline> <codeline lineno="36"><highlight class="comment">Description:<sp/>This<sp/>Function<sp/>Will<sp/>Set<sp/>The<sp/>Page<sp/>Attributes<sp/>Such<sp/>As</highlight></codeline> <codeline lineno="37"><highlight class="comment"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>A<sp/>Read<sp/>Only<sp/>Page,<sp/>Stack<sp/>Page,<sp/>COW<sp/>Page,<sp/>ETC.</highlight></codeline> <codeline lineno="38"><highlight class="comment">Notes:</highlight></codeline> <codeline lineno="39"><highlight class="comment"></highlight></codeline> <codeline lineno="40"><highlight class="comment">************************************************************************/</highlight><highlight class="normal"></highlight></codeline> <codeline lineno="41" refid="setpageattributes_8c_110f37eb25e81ebf7e61fad46949af8e3" refkind="member"><highlight class="normal"></highlight><highlight class="keywordtype">int</highlight><highlight class="normal"><sp/><ref refid="paging_8h_11913e8607a69ecf446b18fa1cd36c9cc" kindref="member">vmm_setPageAttributes</ref>(<ref refid="types_8h_15847ea0262a5aa61eee48cbe95544a78" kindref="member">uInt32</ref><sp/>memAddr,<ref refid="types_8h_13b65128d2644e9b80cec9a69bfa7e094" kindref="member">uInt16</ref><sp/>attributes)<sp/>{</highlight></codeline> <codeline lineno="42"><highlight class="normal"><sp/><sp/><ref refid="types_8h_13b65128d2644e9b80cec9a69bfa7e094" kindref="member">uInt16</ref><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>directoryIndex<sp/>=<sp/>0x0,<sp/>tableIndex<sp/>=<sp/>0x0;</highlight></codeline> <codeline lineno="43"><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="44"><highlight class="normal"></highlight></codeline> <codeline lineno="45"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Calculate<sp/>The<sp/>Page<sp/>Directory<sp/>Index<sp/>*/</highlight><highlight class="normal"></highlight></codeline> <codeline lineno="46"><highlight class="normal"><sp/><sp/>directoryIndex<sp/>=<sp/>(memAddr<sp/>>><sp/>22);</highlight></codeline> <codeline lineno="47"><highlight class="normal"><sp/><sp/></highlight></codeline> <codeline lineno="48"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Calculate<sp/>The<sp/>Page<sp/>Table<sp/>Index<sp/>*/</highlight><highlight class="normal"></highlight></codeline> <codeline lineno="49"><highlight class="normal"><sp/><sp/>tableIndex<sp/>=<sp/>((memAddr<sp/>>><sp/>12)<sp/>&<sp/>0x3FF);</highlight></codeline> <codeline lineno="50"><highlight class="normal"></highlight></codeline> <codeline lineno="51"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Set<sp/>Table<sp/>Pointer<sp/>*/</highlight><highlight class="normal"></highlight></codeline> <codeline lineno="52"><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="paging_8h_1a432d41840ad8a583a7e6af86feece4f" kindref="member">tablesBaseAddress</ref><sp/>+<sp/>(0<ref refid="ap-boot_8S_1f78b91f02427adef14bb8b28aa93baa5" kindref="member">x1000</ref><sp/>*<sp/>directoryIndex)))<sp/>==<sp/>0x0)</highlight></codeline> <codeline lineno="53"><highlight class="normal"><sp/><sp/><sp/><sp/><ref refid="kpanic_8h_1db9a182aa071791a306163d50d653deb" kindref="member">kpanic</ref>(</highlight><highlight class="stringliteral">"Error:<sp/>pageTable<sp/>==<sp/>NULL,<sp/>File:<sp/>%s,<sp/>Line:<sp/>%i\n"</highlight><highlight class="normal">,__FILE__,__LINE__);</highlight></codeline> <codeline lineno="54"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight></codeline> <codeline lineno="55"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Set<sp/>Attribute<sp/>If<sp/>Page<sp/>Is<sp/>Mapped<sp/>*/</highlight><highlight class="normal"></highlight></codeline> <codeline lineno="56"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(pageTable[tableIndex]<sp/>!=<sp/>0x0)</highlight></codeline> <codeline lineno="57"><highlight class="normal"><sp/><sp/><sp/><sp/>pageTable[tableIndex]<sp/>=<sp/>((pageTable[tableIndex]<sp/>&<sp/>0xFFFFF000)<sp/>|<sp/>attributes);</highlight></codeline> <codeline lineno="58"><highlight class="normal"></highlight></codeline> <codeline lineno="59"><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="60"><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="61"><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="62"><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="63"><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="64"><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="65"><highlight class="normal"><sp/><sp/><sp/><sp/>);</highlight></codeline> <codeline lineno="66"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">/*<sp/>Return<sp/>*/</highlight><highlight class="normal"></highlight></codeline> <codeline lineno="67"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal">(0x0);</highlight></codeline> <codeline lineno="68"><highlight class="normal"><sp/><sp/>}</highlight></codeline> <codeline lineno="69"><highlight class="normal"></highlight></codeline> <codeline lineno="70"><highlight class="normal"></highlight><highlight class="comment">/***</highlight></codeline> <codeline lineno="71"><highlight class="comment"><sp/>$Log: setpageattributes_8c.xml,v $ <codeline lineno="71"><highlight class="comment"><sp/>Revision 1.6 2006/12/19 14:12:52 reddawg <codeline lineno="71"><highlight class="comment"><sp/>rtld-elf almost workign <codeline lineno="71"><highlight class="comment"><sp/></highlight></codeline> <codeline lineno="72"><highlight class="comment"><sp/>Revision<sp/>1.1.1.1<sp/><sp/>2006/06/01<sp/>12:46:13<sp/><sp/>reddawg</highlight></codeline> <codeline lineno="73"><highlight class="comment"><sp/>ubix2</highlight></codeline> <codeline lineno="74"><highlight class="comment"></highlight></codeline> <codeline lineno="75"><highlight class="comment"><sp/>Revision<sp/>1.2<sp/><sp/>2005/10/12<sp/>00:13:38<sp/><sp/>reddawg</highlight></codeline> <codeline lineno="76"><highlight class="comment"><sp/>Removed</highlight></codeline> <codeline lineno="77"><highlight class="comment"></highlight></codeline> <codeline lineno="78"><highlight class="comment"><sp/>Revision<sp/>1.1.1.1<sp/><sp/>2005/09/26<sp/>17:24:53<sp/><sp/>reddawg</highlight></codeline> <codeline lineno="79"><highlight class="comment"><sp/>no<sp/>message</highlight></codeline> <codeline lineno="80"><highlight class="comment"></highlight></codeline> <codeline lineno="81"><highlight class="comment"><sp/>Revision<sp/>1.4<sp/><sp/>2004/07/28<sp/>15:05:43<sp/><sp/>reddawg</highlight></codeline> <codeline lineno="82"><highlight class="comment"><sp/>Major:</highlight></codeline> <codeline lineno="83"><highlight class="comment"><sp/><sp/><sp/>Pages<sp/>now<sp/>have<sp/>strict<sp/>security<sp/>enforcement.</highlight></codeline> <codeline lineno="84"><highlight class="comment"><sp/><sp/><sp/>Many<sp/>null<sp/>dereferences<sp/>have<sp/>been<sp/>resolved.</highlight></codeline> <codeline lineno="85"><highlight class="comment"><sp/><sp/><sp/>When<sp/>apps<sp/>loaded<sp/>permissions<sp/>set<sp/>for<sp/>pages<sp/>rw<sp/>and<sp/>ro</highlight></codeline> <codeline lineno="86"><highlight class="comment"></highlight></codeline> <codeline lineno="87"><highlight class="comment"><sp/>Revision<sp/>1.3<sp/><sp/>2004/07/20<sp/>22:29:55<sp/><sp/>reddawg</highlight></codeline> <codeline lineno="88"><highlight class="comment"><sp/>assert:<sp/>remade<sp/>assert</highlight></codeline> <codeline lineno="89"><highlight class="comment"></highlight></codeline> <codeline lineno="90"><highlight class="comment"><sp/>Revision<sp/>1.2<sp/><sp/>2004/06/10<sp/>22:23:56<sp/><sp/>reddawg</highlight></codeline> <codeline lineno="91"><highlight class="comment"><sp/>Volatiles</highlight></codeline> <codeline lineno="92"><highlight class="comment"></highlight></codeline> <codeline lineno="93"><highlight class="comment"><sp/>Revision<sp/>1.1.1.1<sp/><sp/>2004/04/15<sp/>12:06:53<sp/><sp/>reddawg</highlight></codeline> <codeline lineno="94"><highlight class="comment"><sp/>UbixOS<sp/>v1.0</highlight></codeline> <codeline lineno="95"><highlight class="comment"></highlight></codeline> <codeline lineno="96"><highlight class="comment"><sp/>Revision<sp/>1.6<sp/><sp/>2004/04/13<sp/>16:36:34<sp/><sp/>reddawg</highlight></codeline> <codeline lineno="97"><highlight class="comment"><sp/>Changed<sp/>our<sp/>copyright,<sp/>it<sp/>is<sp/>all<sp/>now<sp/>under<sp/>a<sp/>BSD-Style<sp/>license</highlight></codeline> <codeline lineno="98"><highlight class="comment"></highlight></codeline> <codeline lineno="99"><highlight class="comment"><sp/>END</highlight></codeline> <codeline lineno="100"><highlight class="comment"><sp/>***/</highlight><highlight class="normal"></highlight></codeline> <codeline lineno="101"><highlight class="normal"></highlight></codeline> </programlisting> <location file="/usr/home/reddawg/source/ubix2/src/sys/vmm/setpageattributes.c"/> </compounddef> </doxygen>