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<title>LCOV - skiboot.info - core/test/run-timer.c</title>
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<td width="35%" class="headerValue"><a href="../../index.html">top level</a> - <a href="index.html">core/test</a> - run-timer.c<span style="font-size: 80%;"> (source / <a href="run-timer.c.func-sort-c.html">functions</a>)</span></td>
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<td width="10%" class="headerCovTableHead">Hit</td>
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<td class="headerItem">Test:</td>
<td class="headerValue">skiboot.info</td>
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<td class="headerItem">Lines:</td>
<td class="headerCovTableEntry">27</td>
<td class="headerCovTableEntry">27</td>
<td class="headerCovTableEntryHi">100.0 %</td>
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<td class="headerItem">Date:</td>
<td class="headerValue">2023-07-12 16:49:38</td>
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<td class="headerItem">Functions:</td>
<td class="headerCovTableEntry">7</td>
<td class="headerCovTableEntry">7</td>
<td class="headerCovTableEntryHi">100.0 %</td>
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<pre class="sourceHeading"> Branch data Line data Source code</pre>
<pre class="source">
<a name="1"><span class="lineNum"> 1 </span> : : // SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later</a>
<a name="2"><span class="lineNum"> 2 </span> : : /*</a>
<a name="3"><span class="lineNum"> 3 </span> : : * Copyright 2014-2018 IBM Corp</a>
<a name="4"><span class="lineNum"> 4 </span> : : */</a>
<a name="5"><span class="lineNum"> 5 </span> : : </a>
<a name="6"><span class="lineNum"> 6 </span> : : #include <stdint.h></a>
<a name="7"><span class="lineNum"> 7 </span> : : #include <stdlib.h></a>
<a name="8"><span class="lineNum"> 8 </span> : : #include <stdio.h></a>
<a name="9"><span class="lineNum"> 9 </span> : : </a>
<a name="10"><span class="lineNum"> 10 </span> : : #define __TEST__</a>
<a name="11"><span class="lineNum"> 11 </span> : : #include <timer.h></a>
<a name="12"><span class="lineNum"> 12 </span> : : #include <skiboot.h></a>
<a name="13"><span class="lineNum"> 13 </span> : : </a>
<a name="14"><span class="lineNum"> 14 </span> : : #define mftb() (stamp)</a>
<a name="15"><span class="lineNum"> 15 </span> : : #define sync()</a>
<a name="16"><span class="lineNum"> 16 </span> : : #define smt_lowest()</a>
<a name="17"><span class="lineNum"> 17 </span> : : #define smt_medium()</a>
<a name="18"><span class="lineNum"> 18 </span> : : </a>
<a name="19"><span class="lineNum"> 19 </span> : : enum proc_gen proc_gen = proc_gen_unknown;</a>
<a name="20"><span class="lineNum"> 20 </span> : : </a>
<a name="21"><span class="lineNum"> 21 </span> : : static uint64_t stamp, last;</a>
<a name="22"><span class="lineNum"> 22 </span> : : struct lock;</a>
<a name="23"><span class="lineNum"> 23 </span> :<span class="lineCov"> 65666 : static inline void lock_caller(struct lock *l, const char *caller)</span></a>
<a name="24"><span class="lineNum"> 24 </span> : : {</a>
<a name="25"><span class="lineNum"> 25 </span> : : (void)caller;</a>
<a name="26"><span class="lineNum"> 26 </span> : : (void)l;</a>
<a name="27"><span class="lineNum"> 27 </span> :<span class="lineCov"> 65666 : }</span></a>
<a name="28"><span class="lineNum"> 28 </span> :<span class="lineCov"> 65666 : static inline void unlock(struct lock *l) { (void)l; }</span></a>
<a name="29"><span class="lineNum"> 29 </span> : : </a>
<a name="30"><span class="lineNum"> 30 </span> : : unsigned long tb_hz = 512000000;</a>
<a name="31"><span class="lineNum"> 31 </span> : : </a>
<a name="32"><span class="lineNum"> 32 </span> : : #include "../timer.c"</a>
<a name="33"><span class="lineNum"> 33 </span> : : </a>
<a name="34"><span class="lineNum"> 34 </span> : : #define NUM_TIMERS 100</a>
<a name="35"><span class="lineNum"> 35 </span> : : </a>
<a name="36"><span class="lineNum"> 36 </span> : : static struct timer timers[NUM_TIMERS];</a>
<a name="37"><span class="lineNum"> 37 </span> : : static unsigned int rand_shift, count;</a>
<a name="38"><span class="lineNum"> 38 </span> : : </a>
<a name="39"><span class="lineNum"> 39 </span> :<span class="lineCov"> 1 : static void init_rand(void)</span></a>
<a name="40"><span class="lineNum"> 40 </span> : : {</a>
<a name="41"><span class="lineNum"> 41 </span> :<span class="lineCov"> 1 : unsigned long max = RAND_MAX;</span></a>
<a name="42"><span class="lineNum"> 42 </span> : : </a>
<a name="43"><span class="lineNum"> 43 </span> : : /* Get something reasonably small */</a>
<a name="44"><span class="lineNum"> 44 </span> :<span class="lineCov"> 16 : while(max > 0x10000) {</span></a>
<a name="45"><span class="lineNum"> 45 </span> :<span class="lineCov"> 15 : rand_shift++;</span></a>
<a name="46"><span class="lineNum"> 46 </span> :<span class="lineCov"> 15 : max >>= 1;</span></a>
<a name="47"><span class="lineNum"> 47 </span> : : }</a>
<a name="48"><span class="lineNum"> 48 </span> :<span class="lineCov"> 1 : }</span></a>
<a name="49"><span class="lineNum"> 49 </span> : : </a>
<a name="50"><span class="lineNum"> 50 </span> :<span class="lineCov"> 100 : static void expiry(struct timer *t, void *data, uint64_t now)</span></a>
<a name="51"><span class="lineNum"> 51 </span> : : {</a>
<a name="52"><span class="lineNum"> 52 </span> : : (void)data;</a>
<a name="53"><span class="lineNum"> 53 </span> : : (void)now;</a>
<a name="54"><span class="lineNum"> 54 </span> :<span class="lineCov"> 100 : assert(t->target >= last);</span></a>
<a name="55"><span class="lineNum"> 55 </span> :<span class="lineCov"> 100 : count--;</span></a>
<a name="56"><span class="lineNum"> 56 </span> :<span class="lineCov"> 100 : }</span></a>
<a name="57"><span class="lineNum"> 57 </span> : : </a>
<a name="58"><span class="lineNum"> 58 </span> :<span class="lineCov"> 100 : void sbe_update_timer_expiry(uint64_t new_target)</span></a>
<a name="59"><span class="lineNum"> 59 </span> : : {</a>
<a name="60"><span class="lineNum"> 60 </span> : : (void)new_target;</a>
<a name="61"><span class="lineNum"> 61 </span> : : /* FIXME: do intersting SLW timer sim */</a>
<a name="62"><span class="lineNum"> 62 </span> :<span class="lineCov"> 100 : }</span></a>
<a name="63"><span class="lineNum"> 63 </span> : : </a>
<a name="64"><span class="lineNum"> 64 </span> :<span class="lineCov"> 100 : bool sbe_timer_ok(void)</span></a>
<a name="65"><span class="lineNum"> 65 </span> : : {</a>
<a name="66"><span class="lineNum"> 66 </span> :<span class="lineCov"> 100 : return true;</span></a>
<a name="67"><span class="lineNum"> 67 </span> : : }</a>
<a name="68"><span class="lineNum"> 68 </span> : : </a>
<a name="69"><span class="lineNum"> 69 </span> :<span class="lineCov"> 1 : int main(void)</span></a>
<a name="70"><span class="lineNum"> 70 </span> : : {</a>
<a name="71"><span class="lineNum"> 71 </span> : : unsigned int i;</a>
<a name="72"><span class="lineNum"> 72 </span> : : </a>
<a name="73"><span class="lineNum"> 73 </span> :<span class="lineCov"> 1 : init_rand();</span></a>
<a name="74"><span class="lineNum"> 74 </span> :<span class="lineCov"> 101 : for (i = 0; i < NUM_TIMERS; i++) {</span></a>
<a name="75"><span class="lineNum"> 75 </span> :<span class="lineCov"> 100 : init_timer(&timers[i], expiry, NULL);</span></a>
<a name="76"><span class="lineNum"> 76 </span> :<span class="lineCov"> 100 : schedule_timer(&timers[i], random() >> rand_shift);</span></a>
<a name="77"><span class="lineNum"> 77 </span> : : }</a>
<a name="78"><span class="lineNum"> 78 </span> :<span class="lineCov"> 1 : count = NUM_TIMERS;</span></a>
<a name="79"><span class="lineNum"> 79 </span> :<span class="lineCov"> 65467 : while(count) {</span></a>
<a name="80"><span class="lineNum"> 80 </span> :<span class="lineCov"> 65466 : check_timers(false);</span></a>
<a name="81"><span class="lineNum"> 81 </span> :<span class="lineCov"> 65466 : stamp++;</span></a>
<a name="82"><span class="lineNum"> 82 </span> : : }</a>
<a name="83"><span class="lineNum"> 83 </span> :<span class="lineCov"> 1 : return 0;</span></a>
<a name="84"><span class="lineNum"> 84 </span> : : }</a>
</pre>
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