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379 lines
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<title>uOFW: Clockgen Module</title>
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<div id="projectname">uOFW
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</div>
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<div id="projectbrief">Reverse engineered PSP kernel 6.60.</div>
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</td>
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<div class="header">
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<div class="summary">
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<a href="#func-members">Functions</a> </div>
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<div class="headertitle">
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<div class="title">Clockgen Module</div> </div>
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</div><!--header-->
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<div class="contents">
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<table class="memberdecls">
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<tr><td colspan="2"><h2><a name="func-members"></a>
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Functions</h2></td></tr>
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<tr><td class="memItemLeft" align="right" valign="top">s32 </td><td class="memItemRight" valign="bottom"><a class="el" href="group__Clockgen.html#ga97954aafe7bb6e94625f7dba8d36875b">sceClockgenSetup</a> (void)</td></tr>
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<tr><td class="memItemLeft" align="right" valign="top">s32 </td><td class="memItemRight" valign="bottom"><a class="el" href="group__Clockgen.html#ga398e118119f3c1694a1ae53647052828">sceClockgenSetSpectrumSpreading</a> (s32 mode)</td></tr>
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<tr><td class="memItemLeft" align="right" valign="top">s32 </td><td class="memItemRight" valign="bottom"><a class="el" href="group__Clockgen.html#gad23a070a8ed72ae0ff833bc60ad7772d">sceClockgenInit</a> (void)</td></tr>
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<tr><td class="memItemLeft" align="right" valign="top">s32 </td><td class="memItemRight" valign="bottom"><a class="el" href="group__Clockgen.html#gaa08d7cafa3a8aec90c2b50deab238599">sceClockgenEnd</a> (void)</td></tr>
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<tr><td class="memItemLeft" align="right" valign="top">s32 </td><td class="memItemRight" valign="bottom"><a class="el" href="group__Clockgen.html#ga5332cdfdbc8a278f80e5459b586ea308">sceClockgenSetProtocol</a> (u32 prot)</td></tr>
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<tr><td class="memItemLeft" align="right" valign="top">s32 </td><td class="memItemRight" valign="bottom"><a class="el" href="group__Clockgen.html#ga277df285f8d5acab0f745ab3c1afbc8c">sceClockgenGetRevision</a> (void)</td></tr>
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<tr><td class="memItemLeft" align="right" valign="top">s32 </td><td class="memItemRight" valign="bottom"><a class="el" href="group__Clockgen.html#gabf906219aee75da899a55d9302941fa7">sceClockgenGetRegValue</a> (u32 idx)</td></tr>
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<tr><td class="memItemLeft" align="right" valign="top">s32 </td><td class="memItemRight" valign="bottom"><a class="el" href="group__Clockgen.html#ga60020ebc68fb8e64aec301c42686a573">sceClockgenAudioClkSetFreq</a> (u32 freq)</td></tr>
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<tr><td class="memItemLeft" align="right" valign="top">s32 </td><td class="memItemRight" valign="bottom"><a class="el" href="group__Clockgen.html#gab8e470deb2df78e279ebb386de2d0aab">sceClockgenAudioClkEnable</a> (void)</td></tr>
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<tr><td class="memItemLeft" align="right" valign="top">s32 </td><td class="memItemRight" valign="bottom"><a class="el" href="group__Clockgen.html#ga401a8802a15c9df3699beaff0bc6679e">sceClockgenAudioClkDisable</a> (void)</td></tr>
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<tr><td class="memItemLeft" align="right" valign="top">s32 </td><td class="memItemRight" valign="bottom"><a class="el" href="group__Clockgen.html#ga38f2955e342cfde58cdc05aafcbf09fc">sceClockgenLeptonClkEnable</a> (void)</td></tr>
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<tr><td class="memItemLeft" align="right" valign="top">s32 </td><td class="memItemRight" valign="bottom"><a class="el" href="group__Clockgen.html#ga99a6b886efaf0be8456ef06b3c2cdc11">sceClockgenLeptonClkDisable</a> (void)</td></tr>
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</table>
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<hr/><a name="details" id="details"></a><h2>Detailed Description</h2>
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<p>Clock generator management. </p>
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<hr/><h2>Function Documentation</h2>
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<a class="anchor" id="ga97954aafe7bb6e94625f7dba8d36875b"></a><!-- doxytag: member="clockgen.h::sceClockgenSetup" ref="ga97954aafe7bb6e94625f7dba8d36875b" args="(void)" -->
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<div class="memitem">
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<td class="memname">s32 <a class="el" href="group__Clockgen.html#ga97954aafe7bb6e94625f7dba8d36875b">sceClockgenSetup</a> </td>
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<td>(</td>
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<td class="paramtype">void </td>
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<td class="paramname"></td><td>)</td>
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<td></td>
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<div class="memdoc">
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<p>Setups the module by retrieving all hardware registers to memory.</p>
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<dl class="return"><dt><b>Returns:</b></dt><dd>SCE_ERROR_OK, otherwise <0 on error. </dd></dl>
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</div>
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</div>
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<a class="anchor" id="ga398e118119f3c1694a1ae53647052828"></a><!-- doxytag: member="clockgen.h::sceClockgenSetSpectrumSpreading" ref="ga398e118119f3c1694a1ae53647052828" args="(s32 mode)" -->
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<td class="memname">s32 <a class="el" href="group__Clockgen.html#ga398e118119f3c1694a1ae53647052828">sceClockgenSetSpectrumSpreading</a> </td>
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<td>(</td>
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<td class="paramtype">s32 </td>
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<td class="paramname"><em>mode</em></td><td>)</td>
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<td></td>
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</tr>
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<div class="memdoc">
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<p>Sets the spectrum spreading mode.</p>
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<dl class="params"><dt><b>Parameters:</b></dt><dd>
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<table class="params">
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<tr><td class="paramname">mode</td><td>The new spectrum spreading mode. Unknown unit.</td></tr>
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</table>
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</dd>
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</dl>
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<dl class="return"><dt><b>Returns:</b></dt><dd>SCE_ERROR_OK, otherwise <0 on error. </dd></dl>
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</div>
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</div>
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<a class="anchor" id="gad23a070a8ed72ae0ff833bc60ad7772d"></a><!-- doxytag: member="clockgen.h::sceClockgenInit" ref="gad23a070a8ed72ae0ff833bc60ad7772d" args="(void)" -->
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<td class="memname">s32 <a class="el" href="group__Clockgen.html#gad23a070a8ed72ae0ff833bc60ad7772d">sceClockgenInit</a> </td>
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<td>(</td>
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<td class="paramtype">void </td>
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<td class="paramname"></td><td>)</td>
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<td></td>
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<div class="memdoc">
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<p>Inits the module.</p>
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<p>Sets up the I2C bus speed, creates the mutex and registers the sysevent handler.</p>
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<dl class="return"><dt><b>Returns:</b></dt><dd>SCE_ERROR_OK, otherwise <0 on error. </dd></dl>
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</div>
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</div>
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<a class="anchor" id="gaa08d7cafa3a8aec90c2b50deab238599"></a><!-- doxytag: member="clockgen.h::sceClockgenEnd" ref="gaa08d7cafa3a8aec90c2b50deab238599" args="(void)" -->
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<td class="memname">s32 <a class="el" href="group__Clockgen.html#gaa08d7cafa3a8aec90c2b50deab238599">sceClockgenEnd</a> </td>
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<td>(</td>
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<td class="paramtype">void </td>
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<td class="paramname"></td><td>)</td>
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<td></td>
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<div class="memdoc">
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<p>Terminates the module.</p>
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<p>Deletes the mutex and unregisters the sysevent handler.</p>
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<dl class="return"><dt><b>Returns:</b></dt><dd>SCE_ERROR_OK. </dd></dl>
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</div>
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</div>
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<a class="anchor" id="ga5332cdfdbc8a278f80e5459b586ea308"></a><!-- doxytag: member="clockgen.h::sceClockgenSetProtocol" ref="ga5332cdfdbc8a278f80e5459b586ea308" args="(u32 prot)" -->
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<td class="memname">s32 <a class="el" href="group__Clockgen.html#ga5332cdfdbc8a278f80e5459b586ea308">sceClockgenSetProtocol</a> </td>
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<td>(</td>
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<td class="paramtype">u32 </td>
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<td class="paramname"><em>prot</em></td><td>)</td>
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<td></td>
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</tr>
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<div class="memdoc">
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<p>Sets the protocol.</p>
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<p>Changes the behavior of <a class="el" href="group__Clockgen.html#ga97954aafe7bb6e94625f7dba8d36875b">sceClockgenSetup()</a>. Non-zero will retrieve the hardware registers with a single command.</p>
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<dl class="params"><dt><b>Parameters:</b></dt><dd>
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<table class="params">
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<tr><td class="paramname">prot</td><td>Boolean.</td></tr>
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</table>
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</dd>
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</dl>
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<dl class="return"><dt><b>Returns:</b></dt><dd>SCE_ERROR_OK. </dd></dl>
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</div>
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</div>
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<a class="anchor" id="ga277df285f8d5acab0f745ab3c1afbc8c"></a><!-- doxytag: member="clockgen.h::sceClockgenGetRevision" ref="ga277df285f8d5acab0f745ab3c1afbc8c" args="(void)" -->
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<td class="memname">s32 <a class="el" href="group__Clockgen.html#ga277df285f8d5acab0f745ab3c1afbc8c">sceClockgenGetRevision</a> </td>
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<td>(</td>
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<td class="paramtype">void </td>
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<td class="paramname"></td><td>)</td>
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<td></td>
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</div>
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<div class="memdoc">
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<p>Gets the CY27040 chip revision.</p>
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<dl class="return"><dt><b>Returns:</b></dt><dd>Likely 3, 4, 7, 8, 9, 10 or 15. Another value may indicate that you work at SCE. </dd></dl>
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</div>
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</div>
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<a class="anchor" id="gabf906219aee75da899a55d9302941fa7"></a><!-- doxytag: member="clockgen.h::sceClockgenGetRegValue" ref="gabf906219aee75da899a55d9302941fa7" args="(u32 idx)" -->
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<td class="memname">s32 <a class="el" href="group__Clockgen.html#gabf906219aee75da899a55d9302941fa7">sceClockgenGetRegValue</a> </td>
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<td>(</td>
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<td class="paramtype">u32 </td>
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<td class="paramname"><em>idx</em></td><td>)</td>
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<td></td>
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<div class="memdoc">
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<p>Gets the CY27040 hardware register value as stored in memory.</p>
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<dl class="params"><dt><b>Parameters:</b></dt><dd>
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<table class="params">
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<tr><td class="paramname">idx</td><td>An index where 0 <= idx < 3.</td></tr>
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</table>
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</dd>
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</dl>
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<dl class="return"><dt><b>Returns:</b></dt><dd>The register value, otherwise <0. </dd></dl>
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</div>
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</div>
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<a class="anchor" id="ga60020ebc68fb8e64aec301c42686a573"></a><!-- doxytag: member="clockgen.h::sceClockgenAudioClkSetFreq" ref="ga60020ebc68fb8e64aec301c42686a573" args="(u32 freq)" -->
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<td class="memname">s32 <a class="el" href="group__Clockgen.html#ga60020ebc68fb8e64aec301c42686a573">sceClockgenAudioClkSetFreq</a> </td>
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<td>(</td>
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<td class="paramtype">u32 </td>
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<td class="paramname"><em>freq</em></td><td>)</td>
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<td></td>
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<div class="memdoc">
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<p>Sets the audio clock frequency.</p>
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<dl class="params"><dt><b>Parameters:</b></dt><dd>
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<table class="params">
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<tr><td class="paramname">freq</td><td>A sample rate frequency in Hz. 44100 or 48000.</td></tr>
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</table>
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</dd>
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</dl>
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<dl class="return"><dt><b>Returns:</b></dt><dd>SCE_ERROR_OK, otherwise <0. </dd></dl>
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</div>
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</div>
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<a class="anchor" id="gab8e470deb2df78e279ebb386de2d0aab"></a><!-- doxytag: member="clockgen.h::sceClockgenAudioClkEnable" ref="gab8e470deb2df78e279ebb386de2d0aab" args="(void)" -->
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<td class="memname">s32 <a class="el" href="group__Clockgen.html#gab8e470deb2df78e279ebb386de2d0aab">sceClockgenAudioClkEnable</a> </td>
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<td>(</td>
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<td class="paramtype">void </td>
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<p>Enables the audio clock.</p>
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<dl class="return"><dt><b>Returns:</b></dt><dd>SCE_ERROR_OK, otherwise <0. </dd></dl>
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<a class="anchor" id="ga401a8802a15c9df3699beaff0bc6679e"></a><!-- doxytag: member="clockgen.h::sceClockgenAudioClkDisable" ref="ga401a8802a15c9df3699beaff0bc6679e" args="(void)" -->
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<td class="memname">s32 <a class="el" href="group__Clockgen.html#ga401a8802a15c9df3699beaff0bc6679e">sceClockgenAudioClkDisable</a> </td>
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<td>(</td>
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<td class="paramtype">void </td>
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<td class="paramname"></td><td>)</td>
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<p>Disables the audio clock.</p>
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<dl class="return"><dt><b>Returns:</b></dt><dd>SCE_ERROR_OK, otherwise <0. </dd></dl>
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<a class="anchor" id="ga38f2955e342cfde58cdc05aafcbf09fc"></a><!-- doxytag: member="clockgen.h::sceClockgenLeptonClkEnable" ref="ga38f2955e342cfde58cdc05aafcbf09fc" args="(void)" -->
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<td class="memname">s32 <a class="el" href="group__Clockgen.html#ga38f2955e342cfde58cdc05aafcbf09fc">sceClockgenLeptonClkEnable</a> </td>
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<td>(</td>
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<td class="paramtype">void </td>
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<p>Enables the lepton clock (managing the UMD reader).</p>
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<dl class="return"><dt><b>Returns:</b></dt><dd>SCE_ERROR_OK, otherwise <0. </dd></dl>
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<a class="anchor" id="ga99a6b886efaf0be8456ef06b3c2cdc11"></a><!-- doxytag: member="clockgen.h::sceClockgenLeptonClkDisable" ref="ga99a6b886efaf0be8456ef06b3c2cdc11" args="(void)" -->
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<td class="memname">s32 <a class="el" href="group__Clockgen.html#ga99a6b886efaf0be8456ef06b3c2cdc11">sceClockgenLeptonClkDisable</a> </td>
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<td>(</td>
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<td class="paramtype">void </td>
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<td class="paramname"></td><td>)</td>
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<p>Disables the lepton clock (managing the UMD reader).</p>
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<dl class="return"><dt><b>Returns:</b></dt><dd>SCE_ERROR_OK, otherwise <0. </dd></dl>
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