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<li class="navelem"><a class="el" href="dir_14bc92f4b96c8519b376567118ac28b3.html">drivers</a></li><li class="navelem"><a class="el" href="dir_ee023d43c33bfccc31aa50a48a76892b.html">include</a></li> </ul>
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<div class="headertitle"><div class="title">sdrv_fuse.h File Reference</div></div>
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<div class="textblock"><code>#include &lt;compiler.h&gt;</code><br />
<code>#include &lt;types.h&gt;</code><br />
<code>#include &quot;<a class="el" href="sdrv__common_8h_source.html">sdrv_common.h</a>&quot;</code><br />
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<p><a href="sdrv__fuse_8h_source.html">Go to the source code of this file.</a></p>
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Functions</h2></td></tr>
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<tr class="memitem:aadc271cd6060c6e6c512ee70eeb8f4f5"><td class="memItemLeft" align="right" valign="top"><a class="el" href="sdrv__common_8h.html#aaabdaf7ee58ca7269bd4bf24efcde092">status_t</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="sdrv__fuse_8h.html#aadc271cd6060c6e6c512ee70eeb8f4f5">sdrv_fuse_program_raw</a> (uint32_t index, uint32_t val, bool ecc)</td></tr>
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<tr class="memitem:af09b435f6e04abed64ac8597f8ed59cb"><td class="memItemLeft" align="right" valign="top"><a class="el" href="sdrv__common_8h.html#aaabdaf7ee58ca7269bd4bf24efcde092">status_t</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="sdrv__fuse_8h.html#af09b435f6e04abed64ac8597f8ed59cb">sdrv_fuse_set_sticky_bit</a> (uint32_t id)</td></tr>
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<tr class="memitem:a19f1c4575e7cd1ec8ec6bbce2da7594d"><td class="memItemLeft" align="right" valign="top">uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="sdrv__fuse_8h.html#a19f1c4575e7cd1ec8ec6bbce2da7594d">sdrv_fuse_get_bank_lock</a> (<a class="el" href="sdrv__fuse_8h.html#a9f56fcfe9582907c7cfdfc2b2cb7614e">fuse_lock_bank_e</a> bank)</td></tr>
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<tr class="memitem:a54c29944e65b6628984ec99b11c370e5"><td class="memItemLeft" align="right" valign="top"><a class="el" href="sdrv__common_8h.html#aaabdaf7ee58ca7269bd4bf24efcde092">status_t</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="sdrv__fuse_8h.html#a54c29944e65b6628984ec99b11c370e5">sdrv_fuse_ctl_cfg_timing</a> (uint32_t freq_mhz)</td></tr>
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<tr class="memitem:a06000f4612ec537c911eee5d03ab7fee"><td class="memItemLeft" align="right" valign="top"><a class="el" href="sdrv__common_8h.html#aaabdaf7ee58ca7269bd4bf24efcde092">status_t</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="sdrv__fuse_8h.html#a06000f4612ec537c911eee5d03ab7fee">sdrv_fuse_ctl_trigger_sw_vio</a> (<a class="el" href="sdrv__fuse_8h.html#a1bf5028d8e829ec7fe95979296644d19">fuse_lock_bits_e</a> msk)</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><dl class="section copyright"><dt>Copyright</dt><dd>Copyright (c) 2022 Semidrive Semiconductor. All rights reserved. </dd></dl>
</div><h2 class="groupheader">Enumeration Type Documentation</h2>
<a id="aac34dfe6c6b73b43a4656c9dce041034" name="aac34dfe6c6b73b43a4656c9dce041034"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aac34dfe6c6b73b43a4656c9dce041034">&#9670;&nbsp;</a></span>anonymous enum</h2>
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<div class="memproto">
<table class="memname">
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<td class="memname">anonymous enum</td>
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<p>Fuse status return code. </p>
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<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><a id="aac34dfe6c6b73b43a4656c9dce041034aa57f6d0503164df9ba8cf01f76061975" name="aac34dfe6c6b73b43a4656c9dce041034aa57f6d0503164df9ba8cf01f76061975"></a>SDRV_FUSE_CTRL_ERROR_OR_BUSY&#160;</td><td class="fielddoc"></td></tr>
<tr><td class="fieldname"><a id="aac34dfe6c6b73b43a4656c9dce041034a10c278bc04a1332d003b338ccb39adf9" name="aac34dfe6c6b73b43a4656c9dce041034a10c278bc04a1332d003b338ccb39adf9"></a>SDRV_FUSE_CTRL_ERROR&#160;</td><td class="fielddoc"></td></tr>
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<a id="a9f56fcfe9582907c7cfdfc2b2cb7614e" name="a9f56fcfe9582907c7cfdfc2b2cb7614e"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a9f56fcfe9582907c7cfdfc2b2cb7614e">&#9670;&nbsp;</a></span>fuse_lock_bank_e</h2>
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<div class="memproto">
<table class="memname">
<tr>
<td class="memname">enum <a class="el" href="sdrv__fuse_8h.html#a9f56fcfe9582907c7cfdfc2b2cb7614e">fuse_lock_bank_e</a></td>
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<p>Fuse lock bank. </p>
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<tr><td class="fieldname"><a id="a9f56fcfe9582907c7cfdfc2b2cb7614ead2ecd9ed62b29e1e852fde7dfceafdda" name="a9f56fcfe9582907c7cfdfc2b2cb7614ead2ecd9ed62b29e1e852fde7dfceafdda"></a>FUSE_LOCK_BANK2&#160;</td><td class="fielddoc"></td></tr>
<tr><td class="fieldname"><a id="a9f56fcfe9582907c7cfdfc2b2cb7614eafed1d3f109ab02d14e056bffaecfac33" name="a9f56fcfe9582907c7cfdfc2b2cb7614eafed1d3f109ab02d14e056bffaecfac33"></a>FUSE_LOCK_BANK3&#160;</td><td class="fielddoc"></td></tr>
<tr><td class="fieldname"><a id="a9f56fcfe9582907c7cfdfc2b2cb7614eacd7aaa07c2da6a6d85841f397f89b4ac" name="a9f56fcfe9582907c7cfdfc2b2cb7614eacd7aaa07c2da6a6d85841f397f89b4ac"></a>FUSE_LOCK_BANK4&#160;</td><td class="fielddoc"></td></tr>
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<tr><td class="fieldname"><a id="a9f56fcfe9582907c7cfdfc2b2cb7614ea0a4d63eba2056477c6718384551e5c95" name="a9f56fcfe9582907c7cfdfc2b2cb7614ea0a4d63eba2056477c6718384551e5c95"></a>FUSE_LOCK_BANK9&#160;</td><td class="fielddoc"></td></tr>
<tr><td class="fieldname"><a id="a9f56fcfe9582907c7cfdfc2b2cb7614eaa4ea1acd95bfd7829fe4b63b69bca53b" name="a9f56fcfe9582907c7cfdfc2b2cb7614eaa4ea1acd95bfd7829fe4b63b69bca53b"></a>FUSE_LOCK_BANK10&#160;</td><td class="fielddoc"></td></tr>
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<tr><td class="fieldname"><a id="a9f56fcfe9582907c7cfdfc2b2cb7614eaefb70c63c922981bece21de3a882d8f1" name="a9f56fcfe9582907c7cfdfc2b2cb7614eaefb70c63c922981bece21de3a882d8f1"></a>FUSE_LOCK_BANK24&#160;</td><td class="fielddoc"></td></tr>
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<tr><td class="fieldname"><a id="a9f56fcfe9582907c7cfdfc2b2cb7614ead3bbc89801a5e1dd58f3a00d5d874b76" name="a9f56fcfe9582907c7cfdfc2b2cb7614ead3bbc89801a5e1dd58f3a00d5d874b76"></a>FUSE_LOCK_BANK27&#160;</td><td class="fielddoc"></td></tr>
<tr><td class="fieldname"><a id="a9f56fcfe9582907c7cfdfc2b2cb7614ea6b299f9b6632b9699f89cf1a01ed6dec" name="a9f56fcfe9582907c7cfdfc2b2cb7614ea6b299f9b6632b9699f89cf1a01ed6dec"></a>FUSE_LOCK_BANK28&#160;</td><td class="fielddoc"></td></tr>
<tr><td class="fieldname"><a id="a9f56fcfe9582907c7cfdfc2b2cb7614ea7ecf34b0149d73f5cd39fc4da9e5867e" name="a9f56fcfe9582907c7cfdfc2b2cb7614ea7ecf34b0149d73f5cd39fc4da9e5867e"></a>FUSE_LOCK_BANK29&#160;</td><td class="fielddoc"></td></tr>
<tr><td class="fieldname"><a id="a9f56fcfe9582907c7cfdfc2b2cb7614ea44329b3fa61241d46ab9349b448bc5cd" name="a9f56fcfe9582907c7cfdfc2b2cb7614ea44329b3fa61241d46ab9349b448bc5cd"></a>FUSE_LOCK_BANK30&#160;</td><td class="fielddoc"></td></tr>
<tr><td class="fieldname"><a id="a9f56fcfe9582907c7cfdfc2b2cb7614ead3a9345b4eae0a30bc35742177b7ceac" name="a9f56fcfe9582907c7cfdfc2b2cb7614ead3a9345b4eae0a30bc35742177b7ceac"></a>FUSE_LOCK_BANK31&#160;</td><td class="fielddoc"></td></tr>
<tr><td class="fieldname"><a id="a9f56fcfe9582907c7cfdfc2b2cb7614eac8e57668d346cc4d722e6c0c290bf022" name="a9f56fcfe9582907c7cfdfc2b2cb7614eac8e57668d346cc4d722e6c0c290bf022"></a>FUSE_LOCK_BANK32&#160;</td><td class="fielddoc"></td></tr>
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<h2 class="memtitle"><span class="permalink"><a href="#a1bf5028d8e829ec7fe95979296644d19">&#9670;&nbsp;</a></span>fuse_lock_bits_e</h2>
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<td class="memname">enum <a class="el" href="sdrv__fuse_8h.html#a1bf5028d8e829ec7fe95979296644d19">fuse_lock_bits_e</a></td>
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<p>Fuse lock types. </p>
<table class="fieldtable">
<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><a id="a1bf5028d8e829ec7fe95979296644d19a8af4e35e98be67e6fa6057b62ea358c6" name="a1bf5028d8e829ec7fe95979296644d19a8af4e35e98be67e6fa6057b62ea358c6"></a>PLOCK&#160;</td><td class="fielddoc"><p >Prohibit programming fuse bank Prohibit reading from the fuse bank, the corresponding shadow registers of the bank, and its output to SEIP. </p>
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<tr><td class="fieldname"><a id="a1bf5028d8e829ec7fe95979296644d19ad8c3023c0b86a2dbddc615c6986da83d" name="a1bf5028d8e829ec7fe95979296644d19ad8c3023c0b86a2dbddc615c6986da83d"></a>RLOCK&#160;</td><td class="fielddoc"><p >Prohibit overriding shadow register for the bank. </p>
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<tr><td class="fieldname"><a id="a1bf5028d8e829ec7fe95979296644d19a3e7ad5ca0f01af26aef4184b23e1cfd6" name="a1bf5028d8e829ec7fe95979296644d19a3e7ad5ca0f01af26aef4184b23e1cfd6"></a>OLOCK&#160;</td><td class="fielddoc"><p >Same as RLock, but allow output to SEIP </p>
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<tr><td class="fieldname"><a id="a1bf5028d8e829ec7fe95979296644d19a39e39dcb7501a08539adbb88c059aa2e" name="a1bf5028d8e829ec7fe95979296644d19a39e39dcb7501a08539adbb88c059aa2e"></a>HLOCK&#160;</td><td class="fielddoc"></td></tr>
</table>
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</div>
<h2 class="groupheader">Function Documentation</h2>
<a id="a54c29944e65b6628984ec99b11c370e5" name="a54c29944e65b6628984ec99b11c370e5"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a54c29944e65b6628984ec99b11c370e5">&#9670;&nbsp;</a></span>sdrv_fuse_ctl_cfg_timing()</h2>
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<td class="memname"><a class="el" href="sdrv__common_8h.html#aaabdaf7ee58ca7269bd4bf24efcde092">status_t</a> sdrv_fuse_ctl_cfg_timing </td>
<td>(</td>
<td class="paramtype">uint32_t&#160;</td>
<td class="paramname"><em>freq_mhz</em></td><td>)</td>
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<p>Update fuse control timing. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">freq_mhz</td><td>APB clock frequency. Default hardware setting is based on 150MHz APB clock. </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>SDRV_STATUS_OK represents success </dd></dl>
</div>
</div>
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<h2 class="memtitle"><span class="permalink"><a href="#a06000f4612ec537c911eee5d03ab7fee">&#9670;&nbsp;</a></span>sdrv_fuse_ctl_trigger_sw_vio()</h2>
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<td class="memname"><a class="el" href="sdrv__common_8h.html#aaabdaf7ee58ca7269bd4bf24efcde092">status_t</a> sdrv_fuse_ctl_trigger_sw_vio </td>
<td>(</td>
<td class="paramtype"><a class="el" href="sdrv__fuse_8h.html#a1bf5028d8e829ec7fe95979296644d19">fuse_lock_bits_e</a>&#160;</td>
<td class="paramname"><em>msk</em></td><td>)</td>
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<p>Trigger software violation. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">msk</td><td>Lock type bitmask. </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>SDRV_STATUS_OK represents success </dd></dl>
</div>
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<h2 class="memtitle"><span class="permalink"><a href="#a19f1c4575e7cd1ec8ec6bbce2da7594d">&#9670;&nbsp;</a></span>sdrv_fuse_get_bank_lock()</h2>
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<td class="memname">uint32_t sdrv_fuse_get_bank_lock </td>
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<td class="paramtype"><a class="el" href="sdrv__fuse_8h.html#a9f56fcfe9582907c7cfdfc2b2cb7614e">fuse_lock_bank_e</a>&#160;</td>
<td class="paramname"><em>bank</em></td><td>)</td>
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<p>Get fuse bank lock type. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">bank</td><td>The bank to get lock type. </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>Lock type bitmask. </dd></dl>
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</div>
<a id="a5acf125aa9f0c49d8ff3d019b3ebdca3" name="a5acf125aa9f0c49d8ff3d019b3ebdca3"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a5acf125aa9f0c49d8ff3d019b3ebdca3">&#9670;&nbsp;</a></span>sdrv_fuse_lock_bank()</h2>
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<td class="memname"><a class="el" href="sdrv__common_8h.html#aaabdaf7ee58ca7269bd4bf24efcde092">status_t</a> sdrv_fuse_lock_bank </td>
<td>(</td>
<td class="paramtype"><a class="el" href="sdrv__fuse_8h.html#a9f56fcfe9582907c7cfdfc2b2cb7614e">fuse_lock_bank_e</a>&#160;</td>
<td class="paramname"><em>bank</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="sdrv__fuse_8h.html#a1bf5028d8e829ec7fe95979296644d19">fuse_lock_bits_e</a>&#160;</td>
<td class="paramname"><em>lock_bits</em>&#160;</td>
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<tr>
<td></td>
<td>)</td>
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<p>Lock fuse banks. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">bank</td><td>The bank to lock. </td></tr>
<tr><td class="paramname">lock_bits</td><td>Lock type bitmask. </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>SDRV_STATUS_OK represents success </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#ae431871514b70d8c50fc4958f4009717">&#9670;&nbsp;</a></span>sdrv_fuse_program()</h2>
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<td class="memname"><a class="el" href="sdrv__common_8h.html#aaabdaf7ee58ca7269bd4bf24efcde092">status_t</a> sdrv_fuse_program </td>
<td>(</td>
<td class="paramtype">uint32_t&#160;</td>
<td class="paramname"><em>index</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">uint32_t&#160;</td>
<td class="paramname"><em>v</em>&#160;</td>
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<p>Program fuse. </p>
<p >This function program specified value into fuse area. Redundant bits are programmed as well, for fuse indices protected by redundancy.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">index</td><td>Fuse index </td></tr>
<tr><td class="paramname">v</td><td>Fuse value </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>Return SDRV_STATUS_OK or error code </dd></dl>
</div>
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<h2 class="memtitle"><span class="permalink"><a href="#aadc271cd6060c6e6c512ee70eeb8f4f5">&#9670;&nbsp;</a></span>sdrv_fuse_program_raw()</h2>
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<td class="memname"><a class="el" href="sdrv__common_8h.html#aaabdaf7ee58ca7269bd4bf24efcde092">status_t</a> sdrv_fuse_program_raw </td>
<td>(</td>
<td class="paramtype">uint32_t&#160;</td>
<td class="paramname"><em>index</em>, </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">uint32_t&#160;</td>
<td class="paramname"><em>val</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">bool&#160;</td>
<td class="paramname"><em>ecc</em>&#160;</td>
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<p>Program raw fuse value. </p>
<p >This function program specified value into fuse area, without redundancy protection bits.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">index</td><td>Fuse index </td></tr>
<tr><td class="paramname">val</td><td>Fuse value </td></tr>
<tr><td class="paramname">ecc</td><td>True to enable ECC protection, only for non-redundancy bits </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>Return SDRV_STATUS_OK or error code </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#ac1a7fc02af62bccf8f47337f3190584f">&#9670;&nbsp;</a></span>sdrv_fuse_read()</h2>
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<td class="memname">uint32_t sdrv_fuse_read </td>
<td>(</td>
<td class="paramtype">uint32_t&#160;</td>
<td class="paramname"><em>index</em></td><td>)</td>
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<p>Read fuse value from shadow register. </p>
<p >This function load fuse value from shadow registers, which are filled automatically by hardware after chip reset.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">index</td><td>Fuse index </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>Fuse value </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#acefe60edb733fe248f992816de9d0d88">&#9670;&nbsp;</a></span>sdrv_fuse_reload()</h2>
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<td class="memname"><a class="el" href="sdrv__common_8h.html#aaabdaf7ee58ca7269bd4bf24efcde092">status_t</a> sdrv_fuse_reload </td>
<td>(</td>
<td class="paramtype">void&#160;</td>
<td class="paramname"></td><td>)</td>
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<p>Reload fuse into shadow registers. </p>
<dl class="section return"><dt>Returns</dt><dd>Return SDRV_STATUS_OK or error code </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#ab1fc5dee6fd150f1d03add5ed2df90ec">&#9670;&nbsp;</a></span>sdrv_fuse_sense()</h2>
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<td class="memname"><a class="el" href="sdrv__common_8h.html#aaabdaf7ee58ca7269bd4bf24efcde092">status_t</a> sdrv_fuse_sense </td>
<td>(</td>
<td class="paramtype">uint32_t&#160;</td>
<td class="paramname"><em>index</em>, </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">uint32_t *&#160;</td>
<td class="paramname"><em>data</em>&#160;</td>
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<td></td>
<td>)</td>
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<p>Load fuse value by software. </p>
<p >This function manually triggers fuse reading operation to specified index, and store fuse value in user buffer.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">index</td><td>Fuse index </td></tr>
<tr><td class="paramname">data</td><td>Buffer to place fuse data </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>Return SDRV_STATUS_OK or error code </dd></dl>
</div>
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<a id="af09b435f6e04abed64ac8597f8ed59cb" name="af09b435f6e04abed64ac8597f8ed59cb"></a>
<h2 class="memtitle"><span class="permalink"><a href="#af09b435f6e04abed64ac8597f8ed59cb">&#9670;&nbsp;</a></span>sdrv_fuse_set_sticky_bit()</h2>
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<td class="memname"><a class="el" href="sdrv__common_8h.html#aaabdaf7ee58ca7269bd4bf24efcde092">status_t</a> sdrv_fuse_set_sticky_bit </td>
<td>(</td>
<td class="paramtype">uint32_t&#160;</td>
<td class="paramname"><em>id</em></td><td>)</td>
<td></td>
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<p>Set stick bit for specified fuse Id. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">id</td><td>fuse id </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>SDRV_STATUS_OK represents success </dd></dl>
</div>
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