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Viktor Reusch
2025-09-12 15:55:45 +02:00
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<div class="contents">
<a href="sigma0_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="comment">/*</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="comment"> * (c) 2008-2009 Adam Lackorzynski &lt;adam@os.inf.tu-dresden.de&gt;,</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="comment"> * Alexander Warg &lt;warg@os.inf.tu-dresden.de&gt;,</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="comment"> * Torsten Frenzel &lt;frenzel@os.inf.tu-dresden.de&gt;</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="comment"> * economic rights: Technische Universität Dresden (Germany)</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="comment"> * License: see LICENSE.spdx (in this directory or the directories above)</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="comment"> */</span></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="preprocessor">#ifndef __L4_SIGMA0_SIGMA0_H</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span><span class="preprocessor">#define __L4_SIGMA0_SIGMA0_H</span></div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span></div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span> </div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span><span class="preprocessor">#include &lt;<a class="code" href="compiler_8h.html">l4/sys/compiler.h</a>&gt;</span></div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span><span class="preprocessor">#include &lt;<a class="code" href="l4_2sys_2types_8h.html">l4/sys/types.h</a>&gt;</span></div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span><span class="preprocessor">#include &lt;<a class="code" href="sys_2kip_8h.html">l4/sys/kip.h</a>&gt;</span></div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span></div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span><span class="preprocessor">#undef SIGMA0_REQ_MAGIC</span></div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span><span class="preprocessor">#undef SIGMA0_REQ_MASK</span></div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> </div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"><a class="line" href="group__l4sigma0__api__internal.html#ga91f98ebc1b59f884f6176a607e1b33dd"> 38</a></span><span class="preprocessor"># define SIGMA0_REQ_MAGIC ~0xFFUL </span><span class="preprocessor"></span></div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"><a class="line" href="group__l4sigma0__api__internal.html#ga3e63a15fcfc46828162622de1dd72415"> 39</a></span><span class="preprocessor"># define SIGMA0_REQ_MASK ~0xFFUL </span><span class="preprocessor"></span></div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> </div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span><span class="comment">/* Starting with 0x60 allows to detect components which still use the old</span></div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span><span class="comment"> * constants (0x00 ... 0x50) */</span></div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"><a class="line" href="group__l4sigma0__api__internal.html#gacd2ecc8c28022dc3089f70ebbb8a5a65"> 43</a></span><span class="preprocessor">#define SIGMA0_REQ_ID_MASK 0xF0 </span><span class="preprocessor"></span></div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"><a class="line" href="group__l4sigma0__api__internal.html#ga2b4d4e9f3fd7aff1cb8ff1c52134181d"> 44</a></span><span class="preprocessor">#define SIGMA0_REQ_ID_FPAGE_RAM 0x60 </span><span class="preprocessor"></span></div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"><a class="line" href="group__l4sigma0__api__internal.html#ga51950be009f8d7a690b634d82c1517e4"> 45</a></span><span class="preprocessor">#define SIGMA0_REQ_ID_FPAGE_IOMEM 0x70 </span><span class="preprocessor"></span></div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"><a class="line" href="group__l4sigma0__api__internal.html#gae8dbdf0f335ecb7e6c57bd3f115ab88b"> 46</a></span><span class="preprocessor">#define SIGMA0_REQ_ID_FPAGE_IOMEM_CACHED 0x80 </span><span class="preprocessor"></span></div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"><a class="line" href="group__l4sigma0__api__internal.html#gae64323a2f8ed6440df00ce196b72d3f3"> 47</a></span><span class="preprocessor">#define SIGMA0_REQ_ID_FPAGE_ANY 0x90 </span><span class="preprocessor"></span></div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"><a class="line" href="group__l4sigma0__api__internal.html#ga12091a36310e21357556e8339e0d87fc"> 48</a></span><span class="preprocessor">#define SIGMA0_REQ_ID_KIP 0xA0 </span><span class="preprocessor"></span></div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"><a class="line" href="group__l4sigma0__api__internal.html#gafc3c36b24a410f29e6985b4286cea882"> 49</a></span><span class="preprocessor">#define SIGMA0_REQ_ID_DEBUG_DUMP 0xC0 </span><span class="preprocessor"></span></div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> </div>
<div class="foldopen" id="foldopen00051" data-start="" data-end="">
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"><a class="line" href="group__l4sigma0__api__internal.html#ga27a4afeac2f3589b26ca3a8cb41bb25c"> 51</a></span><span class="preprocessor">#define SIGMA0_IS_MAGIC_REQ(d1) \</span></div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span><span class="preprocessor"> ((d1 &amp; SIGMA0_REQ_MASK) == SIGMA0_REQ_MAGIC) </span><span class="preprocessor"></span></div>
</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> </div>
<div class="foldopen" id="foldopen00054" data-start="" data-end="">
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"><a class="line" href="group__l4sigma0__api__internal.html#ga4325519fad8668ae2020f8ba247075a4"> 54</a></span><span class="preprocessor">#define SIGMA0_REQ(x) \</span></div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span><span class="preprocessor"> (SIGMA0_REQ_MAGIC + SIGMA0_REQ_ID_ ## x) </span><span class="preprocessor"></span></div>
</div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> </div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span><span class="comment">/* Use these constants in your code! */</span></div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"><a class="line" href="group__l4sigma0__api__internal.html#ga588bb24ba010bd30c3899c1084aa07e2"> 58</a></span><span class="preprocessor">#define SIGMA0_REQ_FPAGE_RAM (SIGMA0_REQ(FPAGE_RAM)) </span><span class="preprocessor"></span></div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"><a class="line" href="group__l4sigma0__api__internal.html#ga6112217c2c19d980b4bdc63f82358f4a"> 59</a></span><span class="preprocessor">#define SIGMA0_REQ_FPAGE_IOMEM (SIGMA0_REQ(FPAGE_IOMEM)) </span><span class="preprocessor"></span></div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"><a class="line" href="group__l4sigma0__api__internal.html#ga84ec66c5f97bed88d39d9d56ff2a1b86"> 60</a></span><span class="preprocessor">#define SIGMA0_REQ_FPAGE_IOMEM_CACHED (SIGMA0_REQ(FPAGE_IOMEM_CACHED)) </span><span class="preprocessor"></span></div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"><a class="line" href="group__l4sigma0__api__internal.html#ga2b6b9daef52e319e1a7568eaff00660d"> 61</a></span><span class="preprocessor">#define SIGMA0_REQ_FPAGE_ANY (SIGMA0_REQ(FPAGE_ANY)) </span><span class="preprocessor"></span></div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"><a class="line" href="group__l4sigma0__api__internal.html#ga0970653a1aa0fd08a170025c81685c71"> 62</a></span><span class="preprocessor">#define SIGMA0_REQ_KIP (SIGMA0_REQ(KIP)) </span><span class="preprocessor"></span></div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"><a class="line" href="group__l4sigma0__api__internal.html#ga29dda9a39edf9d04024af9b9e5c71ea2"> 63</a></span><span class="preprocessor">#define SIGMA0_REQ_DEBUG_DUMP (SIGMA0_REQ(DEBUG_DUMP)) </span><span class="preprocessor"></span><span class="preprocessor"></span></div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span></div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span></div>
<div class="foldopen" id="foldopen00074" data-start="{" data-end="};">
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"><a class="line" href="group__l4sigma0__api.html#ga63ff5a7593a5fac2db055b788dd2ead4"> 74</a></span><span class="keyword">enum</span> <a class="code hl_enumeration" href="group__l4sigma0__api.html#ga63ff5a7593a5fac2db055b788dd2ead4">l4sigma0_return_flags_t</a> {</div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"><a class="line" href="group__l4sigma0__api.html#gga63ff5a7593a5fac2db055b788dd2ead4af6087576e88057a6589802313296449e"> 75</a></span> <a class="code hl_enumvalue" href="group__l4sigma0__api.html#gga63ff5a7593a5fac2db055b788dd2ead4af6087576e88057a6589802313296449e">L4SIGMA0_OK</a>, </div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"><a class="line" href="group__l4sigma0__api.html#gga63ff5a7593a5fac2db055b788dd2ead4a0501094ab3c9500ec27501a21337545d"> 76</a></span> <a class="code hl_enumvalue" href="group__l4sigma0__api.html#gga63ff5a7593a5fac2db055b788dd2ead4a0501094ab3c9500ec27501a21337545d">L4SIGMA0_NOTALIGNED</a>, </div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"><a class="line" href="group__l4sigma0__api.html#gga63ff5a7593a5fac2db055b788dd2ead4a4bcc75cec5d08f3161aa5a9601e3117f"> 77</a></span> <a class="code hl_enumvalue" href="group__l4sigma0__api.html#gga63ff5a7593a5fac2db055b788dd2ead4a4bcc75cec5d08f3161aa5a9601e3117f">L4SIGMA0_IPCERROR</a>, </div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"><a class="line" href="group__l4sigma0__api.html#gga63ff5a7593a5fac2db055b788dd2ead4a53c92dc782c61b4e2904565481d4a3ed"> 78</a></span> <a class="code hl_enumvalue" href="group__l4sigma0__api.html#gga63ff5a7593a5fac2db055b788dd2ead4a53c92dc782c61b4e2904565481d4a3ed">L4SIGMA0_NOFPAGE</a>, </div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> L4SIGMA0_4,</div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> L4SIGMA0_5,</div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"><a class="line" href="group__l4sigma0__api.html#gga63ff5a7593a5fac2db055b788dd2ead4ac8ff7cfe1b3c59db82229836646aee48"> 81</a></span> <a class="code hl_enumvalue" href="group__l4sigma0__api.html#gga63ff5a7593a5fac2db055b788dd2ead4ac8ff7cfe1b3c59db82229836646aee48">L4SIGMA0_SMALLERFPAGE</a>, </div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span>};</div>
</div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> </div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span><a class="code hl_define" href="group__l4sys__defines.html#ga5f022ce5422df9cc6ed415e2bfc90f59">L4_BEGIN_DECLS</a></div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span></div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span><a class="code hl_define" href="group__l4sys__defines.html#ga2469cd44710705e9f0a5832e060ec48a">L4_CV</a> <a class="code hl_struct" href="structl4__kernel__info__t.html">l4_kernel_info_t</a> *</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"><a class="line" href="group__l4sigma0__api.html#ga8bc18f6ffdb210df223c7fbba0125023"> 96</a></span><a class="code hl_function" href="group__l4sigma0__api.html#ga8bc18f6ffdb210df223c7fbba0125023">l4sigma0_map_kip</a>(<a class="code hl_typedef" href="group__l4__cap__api.html#ga1445e923ce73029130d569d6e69a4dd8">l4_cap_idx_t</a> sigma0, <span class="keywordtype">void</span> *addr, <span class="keywordtype">unsigned</span> log2_size);</div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span></div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"><a class="line" href="group__l4sigma0__api.html#ga02dea55b7f20839cadb39e7be2170322"> 127</a></span><a class="code hl_define" href="group__l4sys__defines.html#ga2469cd44710705e9f0a5832e060ec48a">L4_CV</a> <span class="keywordtype">int</span> <a class="code hl_function" href="group__l4sigma0__api.html#ga02dea55b7f20839cadb39e7be2170322">l4sigma0_map_mem</a>(<a class="code hl_typedef" href="group__l4__cap__api.html#ga1445e923ce73029130d569d6e69a4dd8">l4_cap_idx_t</a> sigma0,</div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> <a class="code hl_typedef" href="group__l4__basic__types.html#ga4087b991c40c0d2fcde9ca331049a4d4">l4_addr_t</a> phys, <a class="code hl_typedef" href="group__l4__basic__types.html#ga4087b991c40c0d2fcde9ca331049a4d4">l4_addr_t</a> virt, <a class="code hl_typedef" href="group__l4__basic__types.html#ga4087b991c40c0d2fcde9ca331049a4d4">l4_addr_t</a> size);</div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span></div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"><a class="line" href="group__l4sigma0__api.html#ga52361667d09a8863a4964cfc81f74b44"> 152</a></span><a class="code hl_define" href="group__l4sys__defines.html#ga2469cd44710705e9f0a5832e060ec48a">L4_CV</a> <span class="keywordtype">int</span> <a class="code hl_function" href="group__l4sigma0__api.html#ga52361667d09a8863a4964cfc81f74b44">l4sigma0_map_iomem</a>(<a class="code hl_typedef" href="group__l4__cap__api.html#ga1445e923ce73029130d569d6e69a4dd8">l4_cap_idx_t</a> sigma0, <a class="code hl_typedef" href="group__l4__basic__types.html#ga4087b991c40c0d2fcde9ca331049a4d4">l4_addr_t</a> phys,</div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span> <a class="code hl_typedef" href="group__l4__basic__types.html#ga4087b991c40c0d2fcde9ca331049a4d4">l4_addr_t</a> virt, <a class="code hl_typedef" href="group__l4__basic__types.html#ga4087b991c40c0d2fcde9ca331049a4d4">l4_addr_t</a> size, <span class="keywordtype">int</span> cached);</div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"><a class="line" href="group__l4sigma0__api.html#gaf7b94689baa309e49ebc43f2decf9eeb"> 178</a></span><a class="code hl_define" href="group__l4sys__defines.html#ga2469cd44710705e9f0a5832e060ec48a">L4_CV</a> <span class="keywordtype">int</span> <a class="code hl_function" href="group__l4sigma0__api.html#gaf7b94689baa309e49ebc43f2decf9eeb">l4sigma0_map_anypage</a>(<a class="code hl_typedef" href="group__l4__cap__api.html#ga1445e923ce73029130d569d6e69a4dd8">l4_cap_idx_t</a> sigma0, <a class="code hl_typedef" href="group__l4__basic__types.html#ga4087b991c40c0d2fcde9ca331049a4d4">l4_addr_t</a> map_area,</div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span> <span class="keywordtype">unsigned</span> log2_map_size, <a class="code hl_typedef" href="group__l4__basic__types.html#ga4087b991c40c0d2fcde9ca331049a4d4">l4_addr_t</a> *base,</div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span> <span class="keywordtype">unsigned</span> sz);</div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span></div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"><a class="line" href="group__l4sigma0__api.html#gab6adab01ac509e691c259f3985d472cf"> 190</a></span><a class="code hl_define" href="group__l4sys__defines.html#ga2469cd44710705e9f0a5832e060ec48a">L4_CV</a> <span class="keywordtype">void</span> <a class="code hl_function" href="group__l4sigma0__api.html#gab6adab01ac509e691c259f3985d472cf">l4sigma0_debug_dump</a>(<a class="code hl_typedef" href="group__l4__cap__api.html#ga1445e923ce73029130d569d6e69a4dd8">l4_cap_idx_t</a> sigma0);</div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span></div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span><a class="code hl_define" href="group__l4sys__defines.html#ga427377e23e3680dc178035d391b2ca45">L4_INLINE</a> <span class="keywordtype">char</span> <span class="keyword">const</span> *<a class="code hl_function" href="group__l4sigma0__api.html#ga4d53aaea7b53bee5a0d37e03c5868639">l4sigma0_map_errstr</a>(<span class="keywordtype">int</span> err);</div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span></div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span> </div>
<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"> 203</span> </div>
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span><span class="comment">/* Implementations */</span></div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span> </div>
<div class="foldopen" id="foldopen00206" data-start="{" data-end="}">
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"><a class="line" href="group__l4sigma0__api.html#ga4d53aaea7b53bee5a0d37e03c5868639"> 206</a></span><a class="code hl_define" href="group__l4sys__defines.html#ga427377e23e3680dc178035d391b2ca45">L4_INLINE</a> <span class="keywordtype">char</span> <span class="keyword">const</span> *<a class="code hl_function" href="group__l4sigma0__api.html#ga4d53aaea7b53bee5a0d37e03c5868639">l4sigma0_map_errstr</a>(<span class="keywordtype">int</span> err)</div>
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span>{</div>
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> <span class="keywordflow">switch</span> (err)</div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> {</div>
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span> <span class="keywordflow">case</span> 0: <span class="keywordflow">return</span> <span class="stringliteral">&quot;No error&quot;</span>;</div>
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span> <span class="keywordflow">case</span> -1: <span class="keywordflow">return</span> <span class="stringliteral">&quot;Phys, virt or size not aligned&quot;</span>;</div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span> <span class="keywordflow">case</span> -2: <span class="keywordflow">return</span> <span class="stringliteral">&quot;IPC error&quot;</span>;</div>
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"> 213</span> <span class="keywordflow">case</span> -3: <span class="keywordflow">return</span> <span class="stringliteral">&quot;No fpage received&quot;</span>;</div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span><span class="preprocessor">#ifndef SIGMA0_REQ_MAGIC</span></div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span> <span class="keywordflow">case</span> -4: <span class="keywordflow">return</span> <span class="stringliteral">&quot;Bad physical address (old protocol only)&quot;</span>;</div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span> <span class="keywordflow">case</span> -6: <span class="keywordflow">return</span> <span class="stringliteral">&quot;Superpage requested but smaller flexpage received&quot;</span>;</div>
<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"> 218</span> <span class="keywordflow">case</span> -7: <span class="keywordflow">return</span> <span class="stringliteral">&quot;Cannot map I/O memory cacheable (old protocol only)&quot;</span>;</div>
<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"> 219</span> <span class="keywordflow">default</span>: <span class="keywordflow">return</span> <span class="stringliteral">&quot;Unknown error&quot;</span>;</div>
<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span> }</div>
<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span>}</div>
</div>
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span> </div>
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span> </div>
<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"> 224</span><a class="code hl_define" href="group__l4sys__defines.html#ga7b3d88f2118cbb7b8057a860dbdd0381">L4_END_DECLS</a></div>
<div class="line"><a id="l00225" name="l00225"></a><span class="lineno"> 225</span> </div>
<div class="line"><a id="l00226" name="l00226"></a><span class="lineno"> 226</span><span class="preprocessor">#endif </span><span class="comment">/* ! __L4_SIGMA0_SIGMA0_H */</span><span class="preprocessor"></span></div>
<div class="ttc" id="acompiler_8h_html"><div class="ttname"><a href="compiler_8h.html">compiler.h</a></div><div class="ttdoc">L4 compiler related defines.</div></div>
<div class="ttc" id="agroup__l4__basic__types_html_ga4087b991c40c0d2fcde9ca331049a4d4"><div class="ttname"><a href="group__l4__basic__types.html#ga4087b991c40c0d2fcde9ca331049a4d4">l4_addr_t</a></div><div class="ttdeci">unsigned long l4_addr_t</div><div class="ttdoc">Address type.</div><div class="ttdef"><b>Definition</b> <a href="l4_2sys_2l4int_8h_source.html#l00034">l4int.h:34</a></div></div>
<div class="ttc" id="agroup__l4__cap__api_html_ga1445e923ce73029130d569d6e69a4dd8"><div class="ttname"><a href="group__l4__cap__api.html#ga1445e923ce73029130d569d6e69a4dd8">l4_cap_idx_t</a></div><div class="ttdeci">unsigned long l4_cap_idx_t</div><div class="ttdoc">Capability selector type.</div><div class="ttdef"><b>Definition</b> <a href="l4_2sys_2types_8h_source.html#l00336">types.h:336</a></div></div>
<div class="ttc" id="agroup__l4sigma0__api_html_ga02dea55b7f20839cadb39e7be2170322"><div class="ttname"><a href="group__l4sigma0__api.html#ga02dea55b7f20839cadb39e7be2170322">l4sigma0_map_mem</a></div><div class="ttdeci">int l4sigma0_map_mem(l4_cap_idx_t sigma0, l4_addr_t phys, l4_addr_t virt, l4_addr_t size)</div><div class="ttdoc">Request a memory mapping from sigma0.</div></div>
<div class="ttc" id="agroup__l4sigma0__api_html_ga4d53aaea7b53bee5a0d37e03c5868639"><div class="ttname"><a href="group__l4sigma0__api.html#ga4d53aaea7b53bee5a0d37e03c5868639">l4sigma0_map_errstr</a></div><div class="ttdeci">char const * l4sigma0_map_errstr(int err)</div><div class="ttdoc">Get user readable error messages for the return codes.</div><div class="ttdef"><b>Definition</b> <a href="#l00206">sigma0.h:206</a></div></div>
<div class="ttc" id="agroup__l4sigma0__api_html_ga52361667d09a8863a4964cfc81f74b44"><div class="ttname"><a href="group__l4sigma0__api.html#ga52361667d09a8863a4964cfc81f74b44">l4sigma0_map_iomem</a></div><div class="ttdeci">int l4sigma0_map_iomem(l4_cap_idx_t sigma0, l4_addr_t phys, l4_addr_t virt, l4_addr_t size, int cached)</div><div class="ttdoc">Request IO memory from sigma0.</div></div>
<div class="ttc" id="agroup__l4sigma0__api_html_ga63ff5a7593a5fac2db055b788dd2ead4"><div class="ttname"><a href="group__l4sigma0__api.html#ga63ff5a7593a5fac2db055b788dd2ead4">l4sigma0_return_flags_t</a></div><div class="ttdeci">l4sigma0_return_flags_t</div><div class="ttdoc">Return flags of libsigma0 functions.</div><div class="ttdef"><b>Definition</b> <a href="#l00074">sigma0.h:74</a></div></div>
<div class="ttc" id="agroup__l4sigma0__api_html_ga8bc18f6ffdb210df223c7fbba0125023"><div class="ttname"><a href="group__l4sigma0__api.html#ga8bc18f6ffdb210df223c7fbba0125023">l4sigma0_map_kip</a></div><div class="ttdeci">L4_BEGIN_DECLS l4_kernel_info_t * l4sigma0_map_kip(l4_cap_idx_t sigma0, void *addr, unsigned log2_size)</div><div class="ttdoc">Map the kernel info page from sigma0 to addr.</div></div>
<div class="ttc" id="agroup__l4sigma0__api_html_gab6adab01ac509e691c259f3985d472cf"><div class="ttname"><a href="group__l4sigma0__api.html#gab6adab01ac509e691c259f3985d472cf">l4sigma0_debug_dump</a></div><div class="ttdeci">void l4sigma0_debug_dump(l4_cap_idx_t sigma0)</div><div class="ttdoc">Request sigma0 to dump internal debug information.</div></div>
<div class="ttc" id="agroup__l4sigma0__api_html_gaf7b94689baa309e49ebc43f2decf9eeb"><div class="ttname"><a href="group__l4sigma0__api.html#gaf7b94689baa309e49ebc43f2decf9eeb">l4sigma0_map_anypage</a></div><div class="ttdeci">int l4sigma0_map_anypage(l4_cap_idx_t sigma0, l4_addr_t map_area, unsigned log2_map_size, l4_addr_t *base, unsigned sz)</div><div class="ttdoc">Request an arbitrary free page of RAM.</div></div>
<div class="ttc" id="agroup__l4sigma0__api_html_gga63ff5a7593a5fac2db055b788dd2ead4a0501094ab3c9500ec27501a21337545d"><div class="ttname"><a href="group__l4sigma0__api.html#gga63ff5a7593a5fac2db055b788dd2ead4a0501094ab3c9500ec27501a21337545d">L4SIGMA0_NOTALIGNED</a></div><div class="ttdeci">@ L4SIGMA0_NOTALIGNED</div><div class="ttdoc">Phys, virt or size not aligned.</div><div class="ttdef"><b>Definition</b> <a href="#l00076">sigma0.h:76</a></div></div>
<div class="ttc" id="agroup__l4sigma0__api_html_gga63ff5a7593a5fac2db055b788dd2ead4a4bcc75cec5d08f3161aa5a9601e3117f"><div class="ttname"><a href="group__l4sigma0__api.html#gga63ff5a7593a5fac2db055b788dd2ead4a4bcc75cec5d08f3161aa5a9601e3117f">L4SIGMA0_IPCERROR</a></div><div class="ttdeci">@ L4SIGMA0_IPCERROR</div><div class="ttdoc">IPC error.</div><div class="ttdef"><b>Definition</b> <a href="#l00077">sigma0.h:77</a></div></div>
<div class="ttc" id="agroup__l4sigma0__api_html_gga63ff5a7593a5fac2db055b788dd2ead4a53c92dc782c61b4e2904565481d4a3ed"><div class="ttname"><a href="group__l4sigma0__api.html#gga63ff5a7593a5fac2db055b788dd2ead4a53c92dc782c61b4e2904565481d4a3ed">L4SIGMA0_NOFPAGE</a></div><div class="ttdeci">@ L4SIGMA0_NOFPAGE</div><div class="ttdoc">No fpage received.</div><div class="ttdef"><b>Definition</b> <a href="#l00078">sigma0.h:78</a></div></div>
<div class="ttc" id="agroup__l4sigma0__api_html_gga63ff5a7593a5fac2db055b788dd2ead4ac8ff7cfe1b3c59db82229836646aee48"><div class="ttname"><a href="group__l4sigma0__api.html#gga63ff5a7593a5fac2db055b788dd2ead4ac8ff7cfe1b3c59db82229836646aee48">L4SIGMA0_SMALLERFPAGE</a></div><div class="ttdeci">@ L4SIGMA0_SMALLERFPAGE</div><div class="ttdoc">Superpage requested but smaller flexpage received.</div><div class="ttdef"><b>Definition</b> <a href="#l00081">sigma0.h:81</a></div></div>
<div class="ttc" id="agroup__l4sigma0__api_html_gga63ff5a7593a5fac2db055b788dd2ead4af6087576e88057a6589802313296449e"><div class="ttname"><a href="group__l4sigma0__api.html#gga63ff5a7593a5fac2db055b788dd2ead4af6087576e88057a6589802313296449e">L4SIGMA0_OK</a></div><div class="ttdeci">@ L4SIGMA0_OK</div><div class="ttdoc">Ok.</div><div class="ttdef"><b>Definition</b> <a href="#l00075">sigma0.h:75</a></div></div>
<div class="ttc" id="agroup__l4sys__defines_html_ga2469cd44710705e9f0a5832e060ec48a"><div class="ttname"><a href="group__l4sys__defines.html#ga2469cd44710705e9f0a5832e060ec48a">L4_CV</a></div><div class="ttdeci">#define L4_CV</div><div class="ttdoc">Define calling convention.</div><div class="ttdef"><b>Definition</b> <a href="arm_2l4_2sys_2linkage_8h_source.html#l00033">linkage.h:33</a></div></div>
<div class="ttc" id="agroup__l4sys__defines_html_ga427377e23e3680dc178035d391b2ca45"><div class="ttname"><a href="group__l4sys__defines.html#ga427377e23e3680dc178035d391b2ca45">L4_INLINE</a></div><div class="ttdeci">#define L4_INLINE</div><div class="ttdoc">L4 Inline function attribute.</div><div class="ttdef"><b>Definition</b> <a href="compiler_8h_source.html#l00051">compiler.h:51</a></div></div>
<div class="ttc" id="agroup__l4sys__defines_html_ga5f022ce5422df9cc6ed415e2bfc90f59"><div class="ttname"><a href="group__l4sys__defines.html#ga5f022ce5422df9cc6ed415e2bfc90f59">L4_BEGIN_DECLS</a></div><div class="ttdeci">#define L4_BEGIN_DECLS</div><div class="ttdoc">Start section with C types and functions.</div><div class="ttdef"><b>Definition</b> <a href="compiler_8h_source.html#l00165">compiler.h:165</a></div></div>
<div class="ttc" id="agroup__l4sys__defines_html_ga7b3d88f2118cbb7b8057a860dbdd0381"><div class="ttname"><a href="group__l4sys__defines.html#ga7b3d88f2118cbb7b8057a860dbdd0381">L4_END_DECLS</a></div><div class="ttdeci">#define L4_END_DECLS</div><div class="ttdoc">End section with C types and functions.</div><div class="ttdef"><b>Definition</b> <a href="compiler_8h_source.html#l00166">compiler.h:166</a></div></div>
<div class="ttc" id="al4_2sys_2types_8h_html"><div class="ttname"><a href="l4_2sys_2types_8h.html">types.h</a></div><div class="ttdoc">Common L4 ABI Data Types.</div></div>
<div class="ttc" id="astructl4__kernel__info__t_html"><div class="ttname"><a href="structl4__kernel__info__t.html">l4_kernel_info_t</a></div><div class="ttdoc">L4 Kernel Interface Page.</div><div class="ttdef"><b>Definition</b> <a href="sys_2kip_8h_source.html#l00036">kip.h:37</a></div></div>
<div class="ttc" id="asys_2kip_8h_html"><div class="ttname"><a href="sys_2kip_8h.html">kip.h</a></div><div class="ttdoc">Kernel Info Page access functions.</div></div>
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