libnx/nv_8h.html
2025-05-08 06:59:12 +00:00

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<a href="#define-members">Macros</a> &#124;
<a href="#enum-members">Enumerations</a> &#124;
<a href="#func-members">Functions</a> </div>
<div class="headertitle"><div class="title">nv.h File Reference</div></div>
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<p>NVIDIA low level driver (nvdrv*) service IPC wrapper.
<a href="#details">More...</a></p>
<div class="textblock"><code>#include &quot;<a class="el" href="types_8h_source.html">../types.h</a>&quot;</code><br />
<code>#include &quot;<a class="el" href="service_8h_source.html">../sf/service.h</a>&quot;</code><br />
<code>#include &quot;<a class="el" href="event_8h_source.html">../kernel/event.h</a>&quot;</code><br />
</div>
<p><a href="nv_8h_source.html">Go to the source code of this file.</a></p>
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Macros</h2></td></tr>
<tr class="memitem:a96efb51b1e70524a031f7f8240dbed61" id="r_a96efb51b1e70524a031f7f8240dbed61"><td class="memItemLeft" align="right" valign="top"><a id="a96efb51b1e70524a031f7f8240dbed61" name="a96efb51b1e70524a031f7f8240dbed61"></a>
#define&#160;</td><td class="memItemRight" valign="bottom"><b>NV_EVENT_ID_CTRL__SYNCPT</b>(slot, syncpt)&#160;&#160;&#160; ((1u&lt;&lt;28) | ((syncpt) &lt;&lt; 16) | (slot))</td></tr>
<tr class="separator:a96efb51b1e70524a031f7f8240dbed61"><td class="memSeparator" colspan="2">&#160;</td></tr>
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Enumerations</h2></td></tr>
<tr class="memitem:a83b04c52449ea28eb1f2934849d44c3a" id="r_a83b04c52449ea28eb1f2934849d44c3a"><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="nv_8h.html#a83b04c52449ea28eb1f2934849d44c3a">NvServiceType</a> { <br />
&#160;&#160;<a class="el" href="nv_8h.html#a83b04c52449ea28eb1f2934849d44c3aaad1285db81a623a7f4d2f4bd10f3cf9e">NvServiceType_Auto</a> = -1
, <br />
&#160;&#160;<a class="el" href="nv_8h.html#a83b04c52449ea28eb1f2934849d44c3aa7523daf43fa5d8331ffe323ca712aa69">NvServiceType_Application</a> = 0
, <br />
&#160;&#160;<a class="el" href="nv_8h.html#a83b04c52449ea28eb1f2934849d44c3aa48dfbbe08bc35aa027a393355d020954">NvServiceType_Applet</a> = 1
, <br />
&#160;&#160;<a class="el" href="nv_8h.html#a83b04c52449ea28eb1f2934849d44c3aa464dc01bae772035c7903d9621adcf7c">NvServiceType_System</a> = 2
, <br />
&#160;&#160;<a class="el" href="nv_8h.html#a83b04c52449ea28eb1f2934849d44c3aad3145f0505ab2e8aba714a043f05362e">NvServiceType_Factory</a> = 3
<br />
}</td></tr>
<tr class="memdesc:a83b04c52449ea28eb1f2934849d44c3a"><td class="mdescLeft">&#160;</td><td class="mdescRight">NvServiceType, for __nx_nv_service_type. <a href="nv_8h.html#a83b04c52449ea28eb1f2934849d44c3a">More...</a><br /></td></tr>
<tr class="separator:a83b04c52449ea28eb1f2934849d44c3a"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aa20d963284af5f88f27ab91b1d8b089d" id="r_aa20d963284af5f88f27ab91b1d8b089d"><td class="memItemLeft" align="right" valign="top"><a id="aa20d963284af5f88f27ab91b1d8b089d" name="aa20d963284af5f88f27ab91b1d8b089d"></a>enum &#160;</td><td class="memItemRight" valign="bottom"><b>NvEventId</b> { <br />
&#160;&#160;<b>NvEventId_Gpu_SmException_BptIntReport</b> =1
, <br />
&#160;&#160;<b>NvEventId_Gpu_SmException_BptPauseReport</b> =2
, <br />
&#160;&#160;<b>NvEventId_Gpu_ErrorNotifier</b> =3
, <br />
&#160;&#160;<b>NvEventId_CtrlGpu_ErrorEventHandle</b> =1
, <br />
&#160;&#160;<b>NvEventId_CtrlGpu_Unknown</b> =2
<br />
}</td></tr>
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Functions</h2></td></tr>
<tr class="memitem:a2063226327d84dc3b56143e51d7dda6c" id="r_a2063226327d84dc3b56143e51d7dda6c"><td class="memItemLeft" align="right" valign="top"><a id="a2063226327d84dc3b56143e51d7dda6c" name="a2063226327d84dc3b56143e51d7dda6c"></a>
<a class="el" href="types_8h.html#ad1be2721625a17f1be47fac918032afe">Result</a>&#160;</td><td class="memItemRight" valign="bottom"><b>nvInitialize</b> (void)</td></tr>
<tr class="memdesc:a2063226327d84dc3b56143e51d7dda6c"><td class="mdescLeft">&#160;</td><td class="mdescRight">Initialize nvdrv*. <br /></td></tr>
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<tr class="memitem:ac2c7cff5c0a761d723ffc862e5f67fa3" id="r_ac2c7cff5c0a761d723ffc862e5f67fa3"><td class="memItemLeft" align="right" valign="top"><a id="ac2c7cff5c0a761d723ffc862e5f67fa3" name="ac2c7cff5c0a761d723ffc862e5f67fa3"></a>
void&#160;</td><td class="memItemRight" valign="bottom"><b>nvExit</b> (void)</td></tr>
<tr class="memdesc:ac2c7cff5c0a761d723ffc862e5f67fa3"><td class="mdescLeft">&#160;</td><td class="mdescRight">Exit nvdrv*. <br /></td></tr>
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<tr class="memitem:a6a1a359a9a41e2f961914d684bda5c03" id="r_a6a1a359a9a41e2f961914d684bda5c03"><td class="memItemLeft" align="right" valign="top"><a id="a6a1a359a9a41e2f961914d684bda5c03" name="a6a1a359a9a41e2f961914d684bda5c03"></a>
<a class="el" href="structService.html">Service</a> *&#160;</td><td class="memItemRight" valign="bottom"><b>nvGetServiceSession</b> (void)</td></tr>
<tr class="memdesc:a6a1a359a9a41e2f961914d684bda5c03"><td class="mdescLeft">&#160;</td><td class="mdescRight">Gets the <a class="el" href="structService.html" title="Service object structure.">Service</a> object for the actual nvdrv* service session. <br /></td></tr>
<tr class="separator:a6a1a359a9a41e2f961914d684bda5c03"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a6c3ed023489a4bdb1f99606f9f11e2ad" id="r_a6c3ed023489a4bdb1f99606f9f11e2ad"><td class="memItemLeft" align="right" valign="top"><a id="a6c3ed023489a4bdb1f99606f9f11e2ad" name="a6c3ed023489a4bdb1f99606f9f11e2ad"></a>
<a class="el" href="types_8h.html#ad1be2721625a17f1be47fac918032afe">Result</a>&#160;</td><td class="memItemRight" valign="bottom"><b>nvOpen</b> (<a class="el" href="types_8h.html#afaa62991928fb9fb18ff0db62a040aba">u32</a> *fd, const char *devicepath)</td></tr>
<tr class="separator:a6c3ed023489a4bdb1f99606f9f11e2ad"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:abee5f01f00df39b85e8355b58c9f69fa" id="r_abee5f01f00df39b85e8355b58c9f69fa"><td class="memItemLeft" align="right" valign="top"><a id="abee5f01f00df39b85e8355b58c9f69fa" name="abee5f01f00df39b85e8355b58c9f69fa"></a>
<a class="el" href="types_8h.html#ad1be2721625a17f1be47fac918032afe">Result</a>&#160;</td><td class="memItemRight" valign="bottom"><b>nvIoctl</b> (<a class="el" href="types_8h.html#afaa62991928fb9fb18ff0db62a040aba">u32</a> fd, <a class="el" href="types_8h.html#afaa62991928fb9fb18ff0db62a040aba">u32</a> request, void *argp)</td></tr>
<tr class="separator:abee5f01f00df39b85e8355b58c9f69fa"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a9419b50ce5134337777add6db087ec7b" id="r_a9419b50ce5134337777add6db087ec7b"><td class="memItemLeft" align="right" valign="top"><a id="a9419b50ce5134337777add6db087ec7b" name="a9419b50ce5134337777add6db087ec7b"></a>
<a class="el" href="types_8h.html#ad1be2721625a17f1be47fac918032afe">Result</a>&#160;</td><td class="memItemRight" valign="bottom"><b>nvIoctl2</b> (<a class="el" href="types_8h.html#afaa62991928fb9fb18ff0db62a040aba">u32</a> fd, <a class="el" href="types_8h.html#afaa62991928fb9fb18ff0db62a040aba">u32</a> request, void *argp, const void *inbuf, size_t inbuf_size)</td></tr>
<tr class="memdesc:a9419b50ce5134337777add6db087ec7b"><td class="mdescLeft">&#160;</td><td class="mdescRight">[3.0.0+] <br /></td></tr>
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<tr class="memitem:a079389c6b91b716fbee07c9dbe9a55ff" id="r_a079389c6b91b716fbee07c9dbe9a55ff"><td class="memItemLeft" align="right" valign="top"><a id="a079389c6b91b716fbee07c9dbe9a55ff" name="a079389c6b91b716fbee07c9dbe9a55ff"></a>
<a class="el" href="types_8h.html#ad1be2721625a17f1be47fac918032afe">Result</a>&#160;</td><td class="memItemRight" valign="bottom"><b>nvIoctl3</b> (<a class="el" href="types_8h.html#afaa62991928fb9fb18ff0db62a040aba">u32</a> fd, <a class="el" href="types_8h.html#afaa62991928fb9fb18ff0db62a040aba">u32</a> request, void *argp, void *outbuf, size_t outbuf_size)</td></tr>
<tr class="memdesc:a079389c6b91b716fbee07c9dbe9a55ff"><td class="mdescLeft">&#160;</td><td class="mdescRight">[3.0.0+] <br /></td></tr>
<tr class="separator:a079389c6b91b716fbee07c9dbe9a55ff"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a751b2f215a13ec45508ac38d8bf969ff" id="r_a751b2f215a13ec45508ac38d8bf969ff"><td class="memItemLeft" align="right" valign="top"><a id="a751b2f215a13ec45508ac38d8bf969ff" name="a751b2f215a13ec45508ac38d8bf969ff"></a>
<a class="el" href="types_8h.html#ad1be2721625a17f1be47fac918032afe">Result</a>&#160;</td><td class="memItemRight" valign="bottom"><b>nvClose</b> (<a class="el" href="types_8h.html#afaa62991928fb9fb18ff0db62a040aba">u32</a> fd)</td></tr>
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<tr class="memitem:a93c5e9ae4df42e20d1a003da087a66ba" id="r_a93c5e9ae4df42e20d1a003da087a66ba"><td class="memItemLeft" align="right" valign="top"><a id="a93c5e9ae4df42e20d1a003da087a66ba" name="a93c5e9ae4df42e20d1a003da087a66ba"></a>
<a class="el" href="types_8h.html#ad1be2721625a17f1be47fac918032afe">Result</a>&#160;</td><td class="memItemRight" valign="bottom"><b>nvQueryEvent</b> (<a class="el" href="types_8h.html#afaa62991928fb9fb18ff0db62a040aba">u32</a> fd, <a class="el" href="types_8h.html#afaa62991928fb9fb18ff0db62a040aba">u32</a> event_id, <a class="el" href="structEvent.html">Event</a> *event_out)</td></tr>
<tr class="separator:a93c5e9ae4df42e20d1a003da087a66ba"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a4c2cc3a645173294093903cf9d17692b" id="r_a4c2cc3a645173294093903cf9d17692b"><td class="memItemLeft" align="right" valign="top"><a id="a4c2cc3a645173294093903cf9d17692b" name="a4c2cc3a645173294093903cf9d17692b"></a>
<a class="el" href="types_8h.html#ad1be2721625a17f1be47fac918032afe">Result</a>&#160;</td><td class="memItemRight" valign="bottom"><b>nvConvertError</b> (int rc)</td></tr>
<tr class="separator:a4c2cc3a645173294093903cf9d17692b"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>NVIDIA low level driver (nvdrv*) service IPC wrapper. </p>
<dl class="section author"><dt>Author</dt><dd>yellows8 </dd></dl>
<dl class="section copyright"><dt>Copyright</dt><dd>libnx Authors </dd></dl>
</div><h2 class="groupheader">Enumeration Type Documentation</h2>
<a id="a83b04c52449ea28eb1f2934849d44c3a" name="a83b04c52449ea28eb1f2934849d44c3a"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a83b04c52449ea28eb1f2934849d44c3a">&#9670;&#160;</a></span>NvServiceType</h2>
<div class="memitem">
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<table class="memname">
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<td class="memname">enum <a class="el" href="nv_8h.html#a83b04c52449ea28eb1f2934849d44c3a">NvServiceType</a></td>
</tr>
</table>
</div><div class="memdoc">
<p>NvServiceType, for __nx_nv_service_type. </p>
<table class="fieldtable">
<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><a id="a83b04c52449ea28eb1f2934849d44c3aaad1285db81a623a7f4d2f4bd10f3cf9e" name="a83b04c52449ea28eb1f2934849d44c3aaad1285db81a623a7f4d2f4bd10f3cf9e"></a>NvServiceType_Auto&#160;</td><td class="fielddoc"><p>This is the default. Automatically select the type using <a class="el" href="applet_8h.html#a6b8923cf5ea6c74ae13f8896b010ca34">appletGetAppletType</a>. </p>
</td></tr>
<tr><td class="fieldname"><a id="a83b04c52449ea28eb1f2934849d44c3aa7523daf43fa5d8331ffe323ca712aa69" name="a83b04c52449ea28eb1f2934849d44c3aa7523daf43fa5d8331ffe323ca712aa69"></a>NvServiceType_Application&#160;</td><td class="fielddoc"><p>Initializes nvdrv. </p>
</td></tr>
<tr><td class="fieldname"><a id="a83b04c52449ea28eb1f2934849d44c3aa48dfbbe08bc35aa027a393355d020954" name="a83b04c52449ea28eb1f2934849d44c3aa48dfbbe08bc35aa027a393355d020954"></a>NvServiceType_Applet&#160;</td><td class="fielddoc"><p>Initializes nvdrv:a. </p>
</td></tr>
<tr><td class="fieldname"><a id="a83b04c52449ea28eb1f2934849d44c3aa464dc01bae772035c7903d9621adcf7c" name="a83b04c52449ea28eb1f2934849d44c3aa464dc01bae772035c7903d9621adcf7c"></a>NvServiceType_System&#160;</td><td class="fielddoc"><p>Initializes nvdrv:s. </p>
</td></tr>
<tr><td class="fieldname"><a id="a83b04c52449ea28eb1f2934849d44c3aad3145f0505ab2e8aba714a043f05362e" name="a83b04c52449ea28eb1f2934849d44c3aad3145f0505ab2e8aba714a043f05362e"></a>NvServiceType_Factory&#160;</td><td class="fielddoc"><p>Initializes nvdrv:t. </p>
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