c-config3.html

vxworks相关论文

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<div class="CellBody"><a name="84930"> </a>(k) <b class="routine"><i class="routine">workQInit</i></b><b>(&nbsp;)</b>&nbsp;</div>
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<div class="CellBody"><a name="84932"> </a>&nbsp;</div>
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<div class="CellBody"><a name="84935"> </a><b class="routine"><i class="routine">kernelInit</i></b><b>(&nbsp;)</b> &nbsp;</div>
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<div class="CellBody"><a name="84937"> </a>Initialize and start the kernel.&nbsp;</div>
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<div class="CellBody"><a name="84939"> </a><b class="file">kernelLib.c</b> &nbsp;</div>
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<div class="CellBody"><a name="84941"> </a>&nbsp;</div>
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<div class="CellBody"><a name="84943"> </a>(a) invoke <b class="routine"><i class="routine">intLockLevelSet</i></b><b>(&nbsp;)</b>&nbsp;</div>
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<div class="CellBody"><a name="84945"> </a>&nbsp;</div>
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<div class="CellBody"><a name="84947"> </a>&nbsp;</div>
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<div class="CellBody"><a name="84949"> </a>(b) create root stack and TCB from top of memory <br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;pool&nbsp;</div>
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<div class="CellBody"><a name="84951"> </a>&nbsp;</div>
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<div class="CellBody"><a name="84953"> </a>&nbsp;</div>
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<div class="CellBody"><a name="84955"> </a>(c) invoke <b class="routine"><i class="routine">taskInit</i></b><b>(&nbsp;)</b> for <b class="routine"><i class="routine">usrRoot</i></b><b>(&nbsp;)</b>&nbsp;</div>
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<div class="CellBody"><a name="84961"> </a>(d) invoke <b class="routine"><i class="routine">taskActivate</i></b><b>(&nbsp;)</b>for <b class="routine"><i class="routine">usrRoot</i></b><b>(&nbsp;)</b>&nbsp;</div>
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<div class="CellBody"><a name="84963"> </a>&nbsp;</div>
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<div class="CellBody"><a name="84967"> </a>(e) <b class="routine"><i class="routine">usrRoot</i></b><b>(&nbsp;)</b>&nbsp;</div>
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<div class="CellBody"><a name="84969"> </a>&nbsp;</div>
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<div class="CellBody"><a name="84972"> </a><b class="routine"><i class="routine">usrRoot</i></b><b>(&nbsp;)</b> &nbsp;</div>
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<div class="CellBody"><a name="84974"> </a>Initialize I/O system, install drivers, and create devices as specified in <b class="file">configAll.h</b> and <b class="file">config.h</b>.&nbsp;</div>
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<div class="CellBody"><a name="84976"> </a><b class="file">usrConfig.c</b> &nbsp;</div>
<div class="CellBody"><a name="84977"> </a>&nbsp;</div>
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<div class="CellBody"><a name="84979"> </a>&nbsp;</div>
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<div class="CellBody"><a name="84981"> </a>(a) <b class="routine"><i class="routine">sysClkConnect</i></b><b>(&nbsp;)</b>&nbsp;</div>
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<div class="CellBody"><a name="84983"> </a>&nbsp;</div>
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<div class="CellBody"><a name="84987"> </a>(b) <b class="routine"><i class="routine">sysClkRateSet</i></b><b>(&nbsp;)</b>&nbsp;</div>
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<div class="CellBody"><a name="84993"> </a>(c) <b class="routine"><i class="routine">iosInit</i></b><b>(&nbsp;)</b>&nbsp;</div>
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<div class="CellBody"><a name="84999"> </a>(d) if (<b class="symbol_UC">INCLUDE_TTY_DEV</b> and <b class="symbol_UC">NUM_TTY</b>) <br>
&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;<b class="routine"><i class="routine">&nbsp;&nbsp;&nbsp;ttyDrv</i></b><b>(&nbsp;)</b>, <br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;then establish console port, <b class="symbol_UC">STD_IN</b>, <br>
&nbsp;<b class="symbol_UC">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;STD_OUT</b>, <b class="symbol_UC">STD_ERR</b>&nbsp;</div>
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<div class="CellBody"><a name="85001"> </a>&nbsp;</div>
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<div class="CellBody"><a name="85005"> </a>(e) initialize exception handling with <b class="routine"><i class="routine">excInit</i></b><b>(&nbsp;)</b>, <br>
<b class="routine"><i class="routine">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;logInit</i></b><b>(&nbsp;)</b>,<b> </b><b class="routine"><i class="routine">sigInit</i></b><b>(&nbsp;)</b> &nbsp;</div>
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<div class="CellBody"><a name="85007"> </a>&nbsp;</div>
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<div class="CellBody"><a name="85011"> </a>(f) initialize the pipe driver with <b class="routine"><i class="routine">pipeDrv</i></b><b>(&nbsp;)</b>&nbsp;</div>
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<div class="CellBody"><a name="85013"> </a>&nbsp;</div>
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<div class="CellBody"><a name="85017"> </a>(g) <b class="routine"><i class="routine">stdioInit</i></b><b>(&nbsp;)</b> &nbsp;</div>
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<div class="CellBody"><a name="85023"> </a>(h) <b class="routine"><i class="routine">mathSoftInit</i></b><b>(&nbsp;)</b> or <b class="routine"><i class="routine">mathHardInit</i></b><b>(&nbsp;)</b> &nbsp;</div>
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<div class="CellBody"><a name="85029"> </a>(i) <b class="routine"><i class="routine">wdbConfig</i></b><b>(&nbsp;)</b>: configure and initialize target agent&nbsp;</div>
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<div class="CellBody"><a name="85033"> </a>&nbsp;</div>
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<div class="CellBody"><a name="85035"> </a>(j) run startup script if target-resident shell is <br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;configured&nbsp;</div>
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<a name="foot"><hr></a>

<p class="FootnoteNumberMarker">1:&nbsp;
<span class="Footnote"><a name="84595"> </a><i class="term">Thrashing</i> occurs when clock interrupts are so frequent that the processor spends too much time servicing the interrupts, and no application code can run.</span>
<p class="FootnoteNumberMarker">2:&nbsp;
<span class="Footnote"><a name="84720"> </a>For information on using the GNU C++ compiler and the optional Wind Foundation Classes, see <a href="c-wfc.html#84368"><i class="title">5.&nbsp;C++ Development</i></a> and <a href="c-config4.html#85170"><i class="title">8.4.2&nbsp;Compiling Application Modules</i></a>.</span>

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