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<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="comment">// vi:ft=cpp</span></div>
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<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="comment">/* SPDX-License-Identifier: MIT */</span></div>
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<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="comment">/*</span></div>
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<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="comment"> * Copyright (C) 2022, 2024 Kernkonzept GmbH.</span></div>
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<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment"> * Author(s): Stephan Gerhold <stephan.gerhold@kernkonzept.com></span></div>
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<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="comment"> */</span></div>
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<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="preprocessor">#pragma once</span></div>
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<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span> </div>
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<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="preprocessor">#include <cstring></span></div>
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<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="preprocessor">#include <functional></span></div>
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<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span> </div>
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<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="preprocessor">#include <<a class="code" href="exceptions.html">l4/cxx/exceptions</a>></span></div>
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<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="preprocessor">#include <l4/cxx/minmax></span></div>
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<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="preprocessor">#include <<a class="code" href="dataspace.html">l4/re/dataspace</a>></span></div>
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<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span><span class="preprocessor">#include <<a class="code" href="env.html">l4/re/env</a>></span></div>
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<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="preprocessor">#include <<a class="code" href="error__helper.html">l4/re/error_helper</a>></span></div>
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<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="preprocessor">#include <<a class="code" href="util_2unique__cap.html">l4/re/util/unique_cap</a>></span></div>
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<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="preprocessor">#include <<a class="code" href="l4_2sys_2consts_8h.html">l4/sys/consts.h</a>></span></div>
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<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span> </div>
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<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="preprocessor">#include <l4/l4virtio/client/l4virtio></span></div>
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<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span><span class="preprocessor">#include <l4/l4virtio/l4virtio></span></div>
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<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span><span class="preprocessor">#include <l4/l4virtio/virtio_net.h></span></div>
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<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span><span class="preprocessor">#include <l4/l4virtio/virtqueue></span></div>
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<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span> </div>
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<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceL4virtio.html">L4virtio</a> { <span class="keyword">namespace </span>Driver {</div>
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<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span></div>
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<div class="foldopen" id="foldopen00030" data-start="{" data-end="};">
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<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"><a class="line" href="classL4virtio_1_1Driver_1_1Virtio__net__device.html"> 30</a></span><span class="keyword">class </span><a class="code hl_class" href="classL4virtio_1_1Driver_1_1Virtio__net__device.html">Virtio_net_device</a> : <span class="keyword">public</span> <a class="code hl_class" href="classL4virtio_1_1Driver_1_1Device.html">L4virtio::Driver::Device</a></div>
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<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span>{</div>
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<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span><span class="keyword">public</span>:</div>
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<div class="foldopen" id="foldopen00037" data-start="{" data-end="};">
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<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"><a class="line" href="structL4virtio_1_1Driver_1_1Virtio__net__device_1_1Packet.html"> 37</a></span> <span class="keyword">struct </span><a class="code hl_struct" href="structL4virtio_1_1Driver_1_1Virtio__net__device_1_1Packet.html">Packet</a></div>
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<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span> {</div>
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<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> <a class="code hl_struct" href="structl4virtio__net__header__t.html">l4virtio_net_header_t</a> hdr;</div>
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<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> <a class="code hl_typedef" href="group__l4__basic__types.html#ga9678dc2e6bf3e4d8ec950162576b0fad">l4_uint8_t</a> data[1500 + 14]; <span class="comment">/* MTU + Ethernet header */</span></div>
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<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> };</div>
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</div>
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<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span></div>
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<div class="foldopen" id="foldopen00047" data-start="{" data-end="}">
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<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"><a class="line" href="classL4virtio_1_1Driver_1_1Virtio__net__device.html#a231071466e25c4f4c964fd6306a887a0"> 47</a></span> <span class="keywordtype">int</span> <a class="code hl_function" href="classL4virtio_1_1Driver_1_1Virtio__net__device.html#a231071466e25c4f4c964fd6306a887a0">rx_queue_size</a>()<span class="keyword"> const</span></div>
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<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span><span class="keyword"> </span>{ <span class="keywordflow">return</span> <a class="code hl_function" href="classL4virtio_1_1Driver_1_1Device.html#a07dd8cdbc1ce12dca8af6a540463ae23">max_queue_size</a>(0); }</div>
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</div>
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<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span></div>
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<div class="foldopen" id="foldopen00054" data-start="{" data-end="}">
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<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"><a class="line" href="classL4virtio_1_1Driver_1_1Virtio__net__device.html#a93b7bc351b656d0a58fe730ddc06b7e4"> 54</a></span> <span class="keywordtype">int</span> <a class="code hl_function" href="classL4virtio_1_1Driver_1_1Virtio__net__device.html#a93b7bc351b656d0a58fe730ddc06b7e4">tx_queue_size</a>()<span class="keyword"> const</span></div>
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<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span><span class="keyword"> </span>{ <span class="keywordflow">return</span> <a class="code hl_function" href="classL4virtio_1_1Driver_1_1Device.html#a07dd8cdbc1ce12dca8af6a540463ae23">max_queue_size</a>(1); }</div>
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</div>
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<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span></div>
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<div class="foldopen" id="foldopen00066" data-start="{" data-end="}">
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<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"><a class="line" href="classL4virtio_1_1Driver_1_1Virtio__net__device.html#aa5d34e5156db18773cf46c2d06a2aa3a"> 66</a></span> <span class="keywordtype">void</span> <a class="code hl_function" href="classL4virtio_1_1Driver_1_1Virtio__net__device.html#aa5d34e5156db18773cf46c2d06a2aa3a">setup_device</a>(<a class="code hl_class" href="classL4_1_1Cap.html">L4::Cap<L4virtio::Device></a> srvcap)</div>
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<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> {</div>
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<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> <span class="comment">// Contact device.</span></div>
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<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> <a class="code hl_function" href="classL4virtio_1_1Driver_1_1Device.html#a4f8b3d73188c3b6664755b81b80e441c">driver_connect</a>(srvcap, <span class="keyword">false</span>);</div>
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<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> </div>
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<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> <span class="keywordflow">if</span> (_config->device != <a class="code hl_enumvalue" href="group__l4virtio__transport.html#ggaa3812d621d81dd6a7101d739153b6c3ba4e47a6e039bd8a60f2ffa5c4752cbd1c">L4VIRTIO_ID_NET</a>)</div>
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<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> <a class="code hl_function" href="namespaceL4Re.html#a3f17984019f06676a7e3eecb41bbb0bb">L4Re::chksys</a>(-<a class="code hl_enumvalue" href="group__l4__error__api.html#ggab4c8abc71ffa221a25c1ca5840a354f9a96c4464d149a63301a5314ecd1ff53d9">L4_ENODEV</a>, <span class="stringliteral">"Device is not a network device."</span>);</div>
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<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> </div>
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<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> <span class="keywordflow">if</span> (_config->num_queues < 2)</div>
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<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> <a class="code hl_function" href="namespaceL4Re.html#a3f17984019f06676a7e3eecb41bbb0bb">L4Re::chksys</a>(-<a class="code hl_enumvalue" href="group__l4__error__api.html#ggab4c8abc71ffa221a25c1ca5840a354f9a54ddbebc30b661c87177b968a77588b8">L4_EINVAL</a>, <span class="stringliteral">"Invalid number of queues reported."</span>);</div>
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<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> </div>
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<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> <span class="keyword">auto</span> rxqsz = <a class="code hl_function" href="classL4virtio_1_1Driver_1_1Virtio__net__device.html#a231071466e25c4f4c964fd6306a887a0">rx_queue_size</a>();</div>
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<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> <span class="keyword">auto</span> txqsz = <a class="code hl_function" href="classL4virtio_1_1Driver_1_1Virtio__net__device.html#a93b7bc351b656d0a58fe730ddc06b7e4">tx_queue_size</a>();</div>
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<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> </div>
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<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> <span class="comment">// Allocate memory for RX/TX queue and RX/TX packet buffers</span></div>
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<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> <span class="keyword">auto</span> rxqoff = 0;</div>
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<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> <span class="keyword">auto</span> txqoff = <a class="code hl_function" href="group__l4__memory__api.html#gae876a4c6e0f21b2ecbf17863dc7d11e4">l4_round_size</a>(rxqoff + rxqsz * _rxq.total_size(rxqsz),</div>
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<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> L4virtio::Virtqueue::Desc_align);</div>
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<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> <span class="keyword">auto</span> rxpktoff = <a class="code hl_function" href="group__l4__memory__api.html#gae876a4c6e0f21b2ecbf17863dc7d11e4">l4_round_size</a>(txqoff + txqsz * _txq.total_size(txqsz),</div>
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<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> L4virtio::Virtqueue::Desc_align);</div>
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<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> <span class="keyword">auto</span> txpktoff = rxpktoff + rxqsz * <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structL4virtio_1_1Driver_1_1Virtio__net__device_1_1Packet.html">Packet</a>);</div>
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<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> <span class="keyword">auto</span> totalsz = txpktoff + txqsz * <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structL4virtio_1_1Driver_1_1Virtio__net__device_1_1Packet.html">Packet</a>);</div>
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<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> </div>
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<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> _queue_ds = <a class="code hl_function" href="namespaceL4Re.html#a64b057254a760643ba67a9ed452fede8">L4Re::chkcap</a>(<a class="code hl_function" href="namespaceL4Re_1_1Util.html#a0c4ee77222764600950f2ebe23a1e45a">L4Re::Util::make_unique_cap<L4Re::Dataspace></a>(),</div>
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<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> <span class="stringliteral">"Allocate queue dataspace capability"</span>);</div>
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<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> <span class="keyword">auto</span> *e = <a class="code hl_function" href="classL4Re_1_1Env.html#a2706ca11e70845b0a29a5646c9fd54bc">L4Re::Env::env</a>();</div>
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<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> <a class="code hl_function" href="namespaceL4Re.html#a3f17984019f06676a7e3eecb41bbb0bb">L4Re::chksys</a>(e->mem_alloc()->alloc(totalsz, _queue_ds.get(),</div>
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<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> <a class="code hl_enumvalue" href="classL4Re_1_1Mem__alloc.html#a47f3e054def977c17dbf60bfbb4ee05ea24aed4d1617b5d1247f03ff81f828b1c">L4Re::Mem_alloc::Continuous</a></div>
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<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> | <a class="code hl_enumvalue" href="classL4Re_1_1Mem__alloc.html#a47f3e054def977c17dbf60bfbb4ee05ea7875dadd56bd617a0921da23f43da7ca">L4Re::Mem_alloc::Pinned</a>),</div>
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<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> <span class="stringliteral">"Allocate memory for virtio structures"</span>);</div>
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<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> </div>
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<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> <a class="code hl_function" href="namespaceL4Re.html#a3f17984019f06676a7e3eecb41bbb0bb">L4Re::chksys</a>(e->rm()->attach(&_queue_region, totalsz,</div>
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<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> <a class="code hl_enumvalue" href="structL4Re_1_1Rm_1_1F.html#adec4d26077e34d9586891ac0489e0041a067b0bc28378717b6962241c621caa0a">L4Re::Rm::F::Search_addr</a> | <a class="code hl_enumvalue" href="structL4Re_1_1Rm_1_1F.html#a9707a14d822d3f60aa6a97cb16b2a989a579e389b46e438a64f3f44d9cf19f26a">L4Re::Rm::F::RW</a>,</div>
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<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> <a class="code hl_function" href="namespaceL4_1_1Ipc.html#aa6b9422f850eb175240c9d18c5cc708c">L4::Ipc::make_cap_rw</a>(_queue_ds.get()), 0,</div>
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<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> <a class="code hl_define" href="group__l4__memory__api.html#gad2f7e71d6265b2735f730dc90c54539a">L4_PAGESHIFT</a>),</div>
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<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> <span class="stringliteral">"Attach dataspace for virtio structures"</span>);</div>
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<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> </div>
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<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> <a class="code hl_typedef" href="group__l4__basic__types.html#gaf3331c485014bd12a9e4f9d27a55e689">l4_uint64_t</a> devaddr;</div>
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<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> <a class="code hl_function" href="namespaceL4Re.html#a3f17984019f06676a7e3eecb41bbb0bb">L4Re::chksys</a>(<a class="code hl_function" href="classL4virtio_1_1Driver_1_1Device.html#a7a5c440b8353e0bd030a552334e7e5a3">register_ds</a>(_queue_ds.get(), 0, totalsz, &devaddr),</div>
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<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> <span class="stringliteral">"Register queue dataspace with device"</span>);</div>
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<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> </div>
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<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span> _rxq.init_queue(rxqsz, _queue_region.get() + rxqoff);</div>
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<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> _txq.init_queue(txqsz, _queue_region.get() + txqoff);</div>
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<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> </div>
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<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> <a class="code hl_function" href="classL4virtio_1_1Driver_1_1Device.html#aa557ba0e56fbfc194b07440ecc796061">config_queue</a>(0, rxqsz, devaddr + rxqoff,</div>
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<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> devaddr + rxqoff + _rxq.avail_offset(),</div>
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<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> devaddr + rxqoff + _rxq.used_offset());</div>
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<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> <a class="code hl_function" href="classL4virtio_1_1Driver_1_1Device.html#aa557ba0e56fbfc194b07440ecc796061">config_queue</a>(1, txqsz, devaddr + txqoff,</div>
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<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> devaddr + txqoff + _txq.avail_offset(),</div>
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<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> devaddr + txqoff + _txq.used_offset());</div>
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<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> </div>
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<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> _rxpkts = <span class="keyword">reinterpret_cast<</span><a class="code hl_struct" href="structL4virtio_1_1Driver_1_1Virtio__net__device_1_1Packet.html">Packet</a>*<span class="keyword">></span>(_queue_region.get() + rxpktoff);</div>
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<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> _txpkts = <span class="keyword">reinterpret_cast<</span><a class="code hl_struct" href="structL4virtio_1_1Driver_1_1Virtio__net__device_1_1Packet.html">Packet</a>*<span class="keyword">></span>(_queue_region.get() + txpktoff);</div>
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<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> </div>
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<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> <span class="comment">// Prepare descriptors to save work later</span></div>
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<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> <span class="keywordflow">for</span> (<a class="code hl_typedef" href="group__l4__basic__types.html#gae8d67914f723bf843df6f311ad2619a2">l4_uint16_t</a> descno = 0; descno < rxqsz; ++descno)</div>
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<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span> {</div>
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<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> <span class="keyword">auto</span> &desc = _rxq.desc(descno);</div>
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<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> desc.addr = <a class="code hl_class" href="classL4virtio_1_1Ptr.html">L4virtio::Ptr<void></a>(devaddr + rxpktoff +</div>
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<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> descno * <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structL4virtio_1_1Driver_1_1Virtio__net__device_1_1Packet.html">Packet</a>));</div>
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<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> desc.len = <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structL4virtio_1_1Driver_1_1Virtio__net__device_1_1Packet.html">Packet</a>);</div>
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<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> desc.flags.write() = 1;</div>
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<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> }</div>
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<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> <span class="keywordflow">for</span> (<a class="code hl_typedef" href="group__l4__basic__types.html#gae8d67914f723bf843df6f311ad2619a2">l4_uint16_t</a> descno = 0; descno < txqsz; ++descno)</div>
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<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> {</div>
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<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> <span class="keyword">auto</span> &desc = _txq.desc(descno);</div>
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<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> desc.addr = <a class="code hl_class" href="classL4virtio_1_1Ptr.html">L4virtio::Ptr<void></a>(devaddr + txpktoff +</div>
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<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> descno * <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structL4virtio_1_1Driver_1_1Virtio__net__device_1_1Packet.html">Packet</a>));</div>
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<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> desc.len = <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structL4virtio_1_1Driver_1_1Virtio__net__device_1_1Packet.html">Packet</a>);</div>
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<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> }</div>
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<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> </div>
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<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> <span class="comment">// Setup notification IRQ</span></div>
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<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> _driver_notification_irq =</div>
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<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span> <a class="code hl_function" href="namespaceL4Re.html#a64b057254a760643ba67a9ed452fede8">L4Re::chkcap</a>(<a class="code hl_function" href="namespaceL4Re_1_1Util.html#a0c4ee77222764600950f2ebe23a1e45a">L4Re::Util::make_unique_cap<L4::Irq></a>(),</div>
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<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span> <span class="stringliteral">"Allocate notification capability"</span>);</div>
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<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span> </div>
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<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span> <a class="code hl_function" href="namespaceL4Re.html#a3f17984019f06676a7e3eecb41bbb0bb">L4Re::chksys</a>(<a class="code hl_function" href="group__l4__ipc__err__api.html#ga05c11e3e10b6c2aa941396ac2018899f">l4_error</a>(e->factory()->create(_driver_notification_irq.get())),</div>
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<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span> <span class="stringliteral">"Create irq for notifications from device"</span>);</div>
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<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span> </div>
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<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> <a class="code hl_function" href="namespaceL4Re.html#a3f17984019f06676a7e3eecb41bbb0bb">L4Re::chksys</a>(_device->bind(0, _driver_notification_irq.get()),</div>
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<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span> <span class="stringliteral">"Bind driver notification interrupt"</span>);</div>
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<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> </div>
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<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> <span class="comment">// Finish handshake with device</span></div>
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<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> <a class="code hl_function" href="group__l4virtio__transport.html#gabbe70d7b16bf836b95729f581c047cad">l4virtio_set_feature</a>(_config->driver_features_map,</div>
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<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> <a class="code hl_enumvalue" href="group__l4virtio__transport.html#gga01d1e713668a8ee48f1e34f428cea8d0ab8ea6c40b0611434c90ffee0bb729342">L4VIRTIO_FEATURE_VERSION_1</a>);</div>
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<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span> <a class="code hl_function" href="group__l4virtio__transport.html#gabbe70d7b16bf836b95729f581c047cad">l4virtio_set_feature</a>(_config->driver_features_map, L4VIRTIO_NET_F_MAC);</div>
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<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> <a class="code hl_function" href="classL4virtio_1_1Driver_1_1Device.html#af06d27e63124749456ddc8d959231741">driver_acknowledge</a>();</div>
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<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span> }</div>
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</div>
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<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span></div>
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<div class="foldopen" id="foldopen00158" data-start="{" data-end="}">
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<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"><a class="line" href="classL4virtio_1_1Driver_1_1Virtio__net__device.html#a497cc11e4d51348d0fbcff43b98d6af9"> 158</a></span> <a class="code hl_struct" href="structl4virtio__net__config__t.html">l4virtio_net_config_t</a> <span class="keyword">const</span> &<a class="code hl_function" href="classL4virtio_1_1Driver_1_1Virtio__net__device.html#a497cc11e4d51348d0fbcff43b98d6af9">device_config</a>()<span class="keyword"> const</span></div>
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<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span><span class="keyword"> </span>{</div>
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<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span> <span class="keywordflow">return</span> *_config->device_config<<a class="code hl_struct" href="structl4virtio__net__config__t.html">l4virtio_net_config_t</a>>();</div>
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<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span> }</div>
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</div>
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<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span></div>
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<div class="foldopen" id="foldopen00169" data-start="{" data-end="}">
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<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"><a class="line" href="classL4virtio_1_1Driver_1_1Virtio__net__device.html#a50f3584b337ac0e3e4d9d1174eda688c"> 169</a></span> <span class="keywordtype">int</span> <a class="code hl_function" href="classL4virtio_1_1Driver_1_1Virtio__net__device.html#a50f3584b337ac0e3e4d9d1174eda688c">bind_rx_notification_irq</a>(<a class="code hl_class" href="classL4_1_1Cap.html">L4::Cap<L4::Thread></a> thread, <a class="code hl_typedef" href="group__l4__basic__types.html#ga1c2c4b333f75b1d05b59855910f2b9cb">l4_umword_t</a> label)</div>
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<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span> {</div>
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<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span> <span class="keywordflow">return</span> <a class="code hl_function" href="group__l4__ipc__err__api.html#ga05c11e3e10b6c2aa941396ac2018899f">l4_error</a>(_driver_notification_irq->bind_thread(thread, label));</div>
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<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span> }</div>
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</div>
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<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span></div>
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<div class="foldopen" id="foldopen00180" data-start="{" data-end="}">
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<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"><a class="line" href="classL4virtio_1_1Driver_1_1Virtio__net__device.html#a3ef04dbc8a5be208aa4e3ec749f63721"> 180</a></span> <a class="code hl_struct" href="structL4virtio_1_1Driver_1_1Virtio__net__device_1_1Packet.html">Packet</a> &<a class="code hl_function" href="classL4virtio_1_1Driver_1_1Virtio__net__device.html#a3ef04dbc8a5be208aa4e3ec749f63721">rx_pkt</a>(<a class="code hl_typedef" href="group__l4__basic__types.html#gae8d67914f723bf843df6f311ad2619a2">l4_uint16_t</a> descno)</div>
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<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span> {</div>
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<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span> <span class="keywordflow">if</span> (descno >= _rxq.num())</div>
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<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span> <span class="keywordflow">throw</span> <a class="code hl_class" href="classL4_1_1Bounds__error.html">L4::Bounds_error</a>(<span class="stringliteral">"Invalid used descriptor number in RX queue"</span>);</div>
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<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span> <span class="keywordflow">return</span> _rxpkts[descno];</div>
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<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span> }</div>
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</div>
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<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span></div>
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<div class="foldopen" id="foldopen00202" data-start="{" data-end="}">
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<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"><a class="line" href="classL4virtio_1_1Driver_1_1Virtio__net__device.html#a90e89b3a94f186cb9b3191f35868668e"> 202</a></span> <a class="code hl_typedef" href="group__l4__basic__types.html#gae8d67914f723bf843df6f311ad2619a2">l4_uint16_t</a> <a class="code hl_function" href="classL4virtio_1_1Driver_1_1Virtio__net__device.html#a90e89b3a94f186cb9b3191f35868668e">wait_rx</a>(<a class="code hl_typedef" href="group__l4__basic__types.html#gac1d09f3e382e711b776931f10e6e1e5a">l4_uint32_t</a> *len = <span class="keyword">nullptr</span>)</div>
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<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"> 203</span> {</div>
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<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span> <a class="code hl_typedef" href="group__l4__basic__types.html#gae8d67914f723bf843df6f311ad2619a2">l4_uint16_t</a> descno;</div>
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<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span> <span class="comment">// Wait until used descriptor becomes available.</span></div>
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<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span> <span class="keywordflow">for</span> (;;)</div>
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<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span> {</div>
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<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> descno = _rxq.find_next_used(len);</div>
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<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> <span class="keywordflow">if</span> (descno != Virtqueue::Eoq)</div>
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<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span> <span class="keywordflow">break</span>;</div>
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<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span> </div>
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<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span> <a class="code hl_function" href="namespaceL4Re.html#a3f17984019f06676a7e3eecb41bbb0bb">L4Re::chksys</a>(_driver_notification_irq->receive(), <span class="stringliteral">"Wait for RX"</span>);</div>
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<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"> 213</span> }</div>
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<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span> </div>
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<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span> <span class="keywordflow">if</span> (len)</div>
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<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span> <span class="comment">// Ensure that the length provided by the device in wait_for_next_used()</span></div>
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<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span> <span class="comment">// is not larger than the buffer and subtract the length of the header.</span></div>
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<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"> 218</span> *len = cxx::min(*len - <span class="keyword">sizeof</span>(_rxpkts[0].hdr), <span class="keyword">sizeof</span>(_rxpkts[0].data));</div>
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<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"> 219</span> <span class="keywordflow">return</span> descno;</div>
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<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span> }</div>
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</div>
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<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span></div>
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<div class="foldopen" id="foldopen00230" data-start="{" data-end="}">
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<div class="line"><a id="l00230" name="l00230"></a><span class="lineno"><a class="line" href="classL4virtio_1_1Driver_1_1Virtio__net__device.html#a32d2034c35d7305bef0d58e126710634"> 230</a></span> <span class="keywordtype">void</span> <a class="code hl_function" href="classL4virtio_1_1Driver_1_1Virtio__net__device.html#a32d2034c35d7305bef0d58e126710634">finish_rx</a>(<a class="code hl_typedef" href="group__l4__basic__types.html#gae8d67914f723bf843df6f311ad2619a2">l4_uint16_t</a> descno)</div>
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<div class="line"><a id="l00231" name="l00231"></a><span class="lineno"> 231</span> {</div>
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<div class="line"><a id="l00232" name="l00232"></a><span class="lineno"> 232</span> _rxq.free_descriptor(descno, descno);</div>
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<div class="line"><a id="l00233" name="l00233"></a><span class="lineno"> 233</span> }</div>
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</div>
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<div class="line"><a id="l00234" name="l00234"></a><span class="lineno"> 234</span></div>
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<div class="foldopen" id="foldopen00238" data-start="{" data-end="}">
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<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"><a class="line" href="classL4virtio_1_1Driver_1_1Virtio__net__device.html#af9f1a58dc4366d2fd3cc72b36d25d6b0"> 238</a></span> <span class="keywordtype">void</span> <a class="code hl_function" href="classL4virtio_1_1Driver_1_1Virtio__net__device.html#af9f1a58dc4366d2fd3cc72b36d25d6b0">queue_rx</a>()</div>
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<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"> 239</span> {</div>
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<div class="line"><a id="l00240" name="l00240"></a><span class="lineno"> 240</span> <a class="code hl_typedef" href="group__l4__basic__types.html#gae8d67914f723bf843df6f311ad2619a2">l4_uint16_t</a> descno;</div>
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<div class="line"><a id="l00241" name="l00241"></a><span class="lineno"> 241</span> <span class="keywordflow">while</span> ((descno = _rxq.alloc_descriptor()) != Virtqueue::Eoq)</div>
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<div class="line"><a id="l00242" name="l00242"></a><span class="lineno"> 242</span> _rxq.enqueue_descriptor(descno);</div>
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<div class="line"><a id="l00243" name="l00243"></a><span class="lineno"> 243</span> notify(_rxq);</div>
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<div class="line"><a id="l00244" name="l00244"></a><span class="lineno"> 244</span> }</div>
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</div>
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<div class="line"><a id="l00245" name="l00245"></a><span class="lineno"> 245</span></div>
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<div class="foldopen" id="foldopen00260" data-start="{" data-end="}">
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<div class="line"><a id="l00260" name="l00260"></a><span class="lineno"><a class="line" href="classL4virtio_1_1Driver_1_1Virtio__net__device.html#ae7be0e5112d84bccc6cfabd20aaa29e7"> 260</a></span> <span class="keywordtype">bool</span> <a class="code hl_function" href="classL4virtio_1_1Driver_1_1Virtio__net__device.html#ae7be0e5112d84bccc6cfabd20aaa29e7">tx</a>(std::function<<a class="code hl_typedef" href="group__l4__basic__types.html#gac1d09f3e382e711b776931f10e6e1e5a">l4_uint32_t</a>(<a class="code hl_struct" href="structL4virtio_1_1Driver_1_1Virtio__net__device_1_1Packet.html">Packet</a>&)> prepare)</div>
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<div class="line"><a id="l00261" name="l00261"></a><span class="lineno"> 261</span> {</div>
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<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"> 262</span> <span class="keyword">auto</span> descno = _txq.alloc_descriptor();</div>
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<div class="line"><a id="l00263" name="l00263"></a><span class="lineno"> 263</span> <span class="keywordflow">if</span> (descno == Virtqueue::Eoq)</div>
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<div class="line"><a id="l00264" name="l00264"></a><span class="lineno"> 264</span> {</div>
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<div class="line"><a id="l00265" name="l00265"></a><span class="lineno"> 265</span> <span class="comment">// Try again after cleaning old descriptors that have already been used</span></div>
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<div class="line"><a id="l00266" name="l00266"></a><span class="lineno"> 266</span> free_used_tx_descriptors();</div>
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<div class="line"><a id="l00267" name="l00267"></a><span class="lineno"> 267</span> descno = _txq.alloc_descriptor();</div>
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<div class="line"><a id="l00268" name="l00268"></a><span class="lineno"> 268</span> <span class="keywordflow">if</span> (descno == Virtqueue::Eoq)</div>
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<div class="line"><a id="l00269" name="l00269"></a><span class="lineno"> 269</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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<div class="line"><a id="l00270" name="l00270"></a><span class="lineno"> 270</span> }</div>
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<div class="line"><a id="l00271" name="l00271"></a><span class="lineno"> 271</span> </div>
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<div class="line"><a id="l00272" name="l00272"></a><span class="lineno"> 272</span> <span class="keyword">auto</span> &pkt = _txpkts[descno];</div>
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<div class="line"><a id="l00273" name="l00273"></a><span class="lineno"> 273</span> <span class="keyword">auto</span> &desc = _txq.desc(descno);</div>
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<div class="line"><a id="l00274" name="l00274"></a><span class="lineno"> 274</span> desc.len = <span class="keyword">sizeof</span>(pkt.hdr) + prepare(pkt);</div>
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<div class="line"><a id="l00275" name="l00275"></a><span class="lineno"> 275</span> <a class="code hl_function" href="classL4virtio_1_1Driver_1_1Device.html#a72090d324268b51f3937197748c26853">send</a>(_txq, descno);</div>
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<div class="line"><a id="l00276" name="l00276"></a><span class="lineno"> 276</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a id="l00277" name="l00277"></a><span class="lineno"> 277</span> }</div>
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</div>
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<div class="line"><a id="l00278" name="l00278"></a><span class="lineno"> 278</span> </div>
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<div class="line"><a id="l00279" name="l00279"></a><span class="lineno"> 279</span><span class="keyword">private</span>:</div>
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<div class="line"><a id="l00280" name="l00280"></a><span class="lineno"> 280</span> <span class="keywordtype">void</span> free_used_tx_descriptors()</div>
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<div class="line"><a id="l00281" name="l00281"></a><span class="lineno"> 281</span> {</div>
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<div class="line"><a id="l00282" name="l00282"></a><span class="lineno"> 282</span> <a class="code hl_typedef" href="group__l4__basic__types.html#gae8d67914f723bf843df6f311ad2619a2">l4_uint16_t</a> used;</div>
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<div class="line"><a id="l00283" name="l00283"></a><span class="lineno"> 283</span> <span class="keywordflow">while</span> ((used = _txq.<a class="code hl_function" href="classL4virtio_1_1Driver_1_1Virtqueue.html#a6d320be956d592d0a064fb89c5a69ba5">find_next_used</a>()) != Virtqueue::Eoq)</div>
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<div class="line"><a id="l00284" name="l00284"></a><span class="lineno"> 284</span> {</div>
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<div class="line"><a id="l00285" name="l00285"></a><span class="lineno"> 285</span> <span class="keywordflow">if</span> (used >= _txq.<a class="code hl_function" href="classL4virtio_1_1Virtqueue.html#af61e3e4e436b93f37f22243a1c0ffe0e">num</a>())</div>
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<div class="line"><a id="l00286" name="l00286"></a><span class="lineno"> 286</span> <span class="keywordflow">throw</span> <a class="code hl_class" href="classL4_1_1Bounds__error.html">L4::Bounds_error</a>(<span class="stringliteral">"Invalid used descriptor number in TX queue"</span>);</div>
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<div class="line"><a id="l00287" name="l00287"></a><span class="lineno"> 287</span> _txq.<a class="code hl_function" href="classL4virtio_1_1Driver_1_1Virtqueue.html#a0e419c92208996ea9e1d80db3a183d02">free_descriptor</a>(used, used);</div>
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<div class="line"><a id="l00288" name="l00288"></a><span class="lineno"> 288</span> }</div>
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<div class="line"><a id="l00289" name="l00289"></a><span class="lineno"> 289</span> }</div>
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<div class="line"><a id="l00290" name="l00290"></a><span class="lineno"> 290</span> </div>
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<div class="line"><a id="l00291" name="l00291"></a><span class="lineno"> 291</span><span class="keyword">private</span>:</div>
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<div class="line"><a id="l00292" name="l00292"></a><span class="lineno"> 292</span> <a class="code hl_typedef" href="namespaceL4Re_1_1Util.html#a0efccd325a19246334922e58dd973914">L4Re::Util::Unique_cap<L4Re::Dataspace></a> _queue_ds;</div>
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<div class="line"><a id="l00293" name="l00293"></a><span class="lineno"> 293</span> <a class="code hl_class" href="classL4Re_1_1Rm_1_1Unique__region.html">L4Re::Rm::Unique_region<l4_uint8_t *></a> _queue_region;</div>
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<div class="line"><a id="l00294" name="l00294"></a><span class="lineno"> 294</span> <a class="code hl_typedef" href="namespaceL4Re_1_1Util.html#a0efccd325a19246334922e58dd973914">L4Re::Util::Unique_cap<L4::Irq></a> _driver_notification_irq;</div>
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<div class="line"><a id="l00295" name="l00295"></a><span class="lineno"> 295</span> <a class="code hl_class" href="classL4virtio_1_1Driver_1_1Virtqueue.html">L4virtio::Driver::Virtqueue</a> _rxq, _txq;</div>
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<div class="line"><a id="l00296" name="l00296"></a><span class="lineno"> 296</span> Packet *_rxpkts, *_txpkts;</div>
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<div class="line"><a id="l00297" name="l00297"></a><span class="lineno"> 297</span>};</div>
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</div>
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<div class="line"><a id="l00298" name="l00298"></a><span class="lineno"> 298</span> </div>
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<div class="line"><a id="l00299" name="l00299"></a><span class="lineno"> 299</span>} }</div>
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<div class="ttc" id="aclassL4Re_1_1Env_html_a2706ca11e70845b0a29a5646c9fd54bc"><div class="ttname"><a href="classL4Re_1_1Env.html#a2706ca11e70845b0a29a5646c9fd54bc">L4Re::Env::env</a></div><div class="ttdeci">static Env const * env() noexcept</div><div class="ttdoc">Returns the initial environment for the current task.</div><div class="ttdef"><b>Definition</b> <a href="env_source.html#l00096">env:96</a></div></div>
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<div class="ttc" id="aclassL4Re_1_1Mem__alloc_html_a47f3e054def977c17dbf60bfbb4ee05ea24aed4d1617b5d1247f03ff81f828b1c"><div class="ttname"><a href="classL4Re_1_1Mem__alloc.html#a47f3e054def977c17dbf60bfbb4ee05ea24aed4d1617b5d1247f03ff81f828b1c">L4Re::Mem_alloc::Continuous</a></div><div class="ttdeci">@ Continuous</div><div class="ttdoc">Allocate physically contiguous memory.</div><div class="ttdef"><b>Definition</b> <a href="mem__alloc_source.html#l00064">mem_alloc:64</a></div></div>
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<div class="ttc" id="aclassL4Re_1_1Mem__alloc_html_a47f3e054def977c17dbf60bfbb4ee05ea7875dadd56bd617a0921da23f43da7ca"><div class="ttname"><a href="classL4Re_1_1Mem__alloc.html#a47f3e054def977c17dbf60bfbb4ee05ea7875dadd56bd617a0921da23f43da7ca">L4Re::Mem_alloc::Pinned</a></div><div class="ttdeci">@ Pinned</div><div class="ttdoc">Deprecated, use L4Re::Dma_space instead.</div><div class="ttdef"><b>Definition</b> <a href="mem__alloc_source.html#l00065">mem_alloc:65</a></div></div>
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<div class="ttc" id="aclassL4Re_1_1Rm_1_1Unique__region_html"><div class="ttname"><a href="classL4Re_1_1Rm_1_1Unique__region.html">L4Re::Rm::Unique_region</a></div><div class="ttdoc">Unique region.</div><div class="ttdef"><b>Definition</b> <a href="rm_source.html#l00435">rm:436</a></div></div>
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<div class="ttc" id="aclassL4_1_1Bounds__error_html"><div class="ttname"><a href="classL4_1_1Bounds__error.html">L4::Bounds_error</a></div><div class="ttdoc">Access out of bounds.</div><div class="ttdef"><b>Definition</b> <a href="exceptions_source.html#l00278">exceptions:279</a></div></div>
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<div class="ttc" id="aclassL4_1_1Cap_html"><div class="ttname"><a href="classL4_1_1Cap.html">L4::Cap</a></div><div class="ttdoc">C++ interface for capabilities.</div><div class="ttdef"><b>Definition</b> <a href="capability_8h_source.html#l00223">capability.h:224</a></div></div>
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<div class="ttc" id="aclassL4virtio_1_1Driver_1_1Device_html"><div class="ttname"><a href="classL4virtio_1_1Driver_1_1Device.html">L4virtio::Driver::Device</a></div><div class="ttdoc">Client-side implementation for a general virtio device.</div><div class="ttdef"><b>Definition</b> <a href="client_2l4virtio_source.html#l00031">l4virtio:32</a></div></div>
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<div class="ttc" id="aclassL4virtio_1_1Driver_1_1Device_html_a07dd8cdbc1ce12dca8af6a540463ae23"><div class="ttname"><a href="classL4virtio_1_1Driver_1_1Device.html#a07dd8cdbc1ce12dca8af6a540463ae23">L4virtio::Driver::Device::max_queue_size</a></div><div class="ttdeci">int max_queue_size(int num) const</div><div class="ttdoc">Maximum queue size allowed by the device.</div><div class="ttdef"><b>Definition</b> <a href="client_2l4virtio_source.html#l00230">l4virtio:230</a></div></div>
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<div class="ttc" id="aclassL4virtio_1_1Driver_1_1Device_html_a4f8b3d73188c3b6664755b81b80e441c"><div class="ttname"><a href="classL4virtio_1_1Driver_1_1Device.html#a4f8b3d73188c3b6664755b81b80e441c">L4virtio::Driver::Device::driver_connect</a></div><div class="ttdeci">void driver_connect(L4::Cap< L4virtio::Device > srvcap, bool manage_notify=true)</div><div class="ttdoc">Contacts the device and starts the initial handshake.</div><div class="ttdef"><b>Definition</b> <a href="client_2l4virtio_source.html#l00056">l4virtio:56</a></div></div>
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<div class="ttc" id="aclassL4virtio_1_1Driver_1_1Device_html_a72090d324268b51f3937197748c26853"><div class="ttname"><a href="classL4virtio_1_1Driver_1_1Device.html#a72090d324268b51f3937197748c26853">L4virtio::Driver::Device::send</a></div><div class="ttdeci">void send(Virtqueue &queue, l4_uint16_t descno)</div><div class="ttdoc">Send a request to the device.</div><div class="ttdef"><b>Definition</b> <a href="client_2l4virtio_source.html#l00312">l4virtio:312</a></div></div>
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<div class="ttc" id="aclassL4virtio_1_1Driver_1_1Device_html_a7a5c440b8353e0bd030a552334e7e5a3"><div class="ttname"><a href="classL4virtio_1_1Driver_1_1Device.html#a7a5c440b8353e0bd030a552334e7e5a3">L4virtio::Driver::Device::register_ds</a></div><div class="ttdeci">int register_ds(L4::Cap< L4Re::Dataspace > ds, l4_umword_t offset, l4_umword_t size, l4_uint64_t *devaddr)</div><div class="ttdoc">Share a dataspace with the device.</div><div class="ttdef"><b>Definition</b> <a href="client_2l4virtio_source.html#l00196">l4virtio:196</a></div></div>
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<div class="ttc" id="aclassL4virtio_1_1Driver_1_1Device_html_aa557ba0e56fbfc194b07440ecc796061"><div class="ttname"><a href="classL4virtio_1_1Driver_1_1Device.html#aa557ba0e56fbfc194b07440ecc796061">L4virtio::Driver::Device::config_queue</a></div><div class="ttdeci">int config_queue(int num, unsigned size, l4_uint64_t desc_addr, l4_uint64_t avail_addr, l4_uint64_t used_addr)</div><div class="ttdoc">Send the virtqueue configuration to the device.</div><div class="ttdef"><b>Definition</b> <a href="client_2l4virtio_source.html#l00212">l4virtio:212</a></div></div>
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<div class="ttc" id="aclassL4virtio_1_1Driver_1_1Device_html_af06d27e63124749456ddc8d959231741"><div class="ttname"><a href="classL4virtio_1_1Driver_1_1Device.html#af06d27e63124749456ddc8d959231741">L4virtio::Driver::Device::driver_acknowledge</a></div><div class="ttdeci">int driver_acknowledge()</div><div class="ttdoc">Finalize handshake with the device.</div><div class="ttdef"><b>Definition</b> <a href="client_2l4virtio_source.html#l00156">l4virtio:156</a></div></div>
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<div class="ttc" id="aclassL4virtio_1_1Driver_1_1Virtio__net__device_html"><div class="ttname"><a href="classL4virtio_1_1Driver_1_1Virtio__net__device.html">L4virtio::Driver::Virtio_net_device</a></div><div class="ttdoc">Simple class for accessing a virtio net device.</div><div class="ttdef"><b>Definition</b> <a href="#l00030">virtio-net:31</a></div></div>
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<div class="ttc" id="aclassL4virtio_1_1Driver_1_1Virtio__net__device_html_a231071466e25c4f4c964fd6306a887a0"><div class="ttname"><a href="classL4virtio_1_1Driver_1_1Virtio__net__device.html#a231071466e25c4f4c964fd6306a887a0">L4virtio::Driver::Virtio_net_device::rx_queue_size</a></div><div class="ttdeci">int rx_queue_size() const</div><div class="ttdoc">Return the maximum receive queue size allowed by the device.</div><div class="ttdef"><b>Definition</b> <a href="#l00047">virtio-net:47</a></div></div>
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<div class="ttc" id="aclassL4virtio_1_1Driver_1_1Virtio__net__device_html_a32d2034c35d7305bef0d58e126710634"><div class="ttname"><a href="classL4virtio_1_1Driver_1_1Virtio__net__device.html#a32d2034c35d7305bef0d58e126710634">L4virtio::Driver::Virtio_net_device::finish_rx</a></div><div class="ttdeci">void finish_rx(l4_uint16_t descno)</div><div class="ttdoc">Free an RX descriptor number to make it available for the RX queue again.</div><div class="ttdef"><b>Definition</b> <a href="#l00230">virtio-net:230</a></div></div>
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<div class="ttc" id="aclassL4virtio_1_1Driver_1_1Virtio__net__device_html_a3ef04dbc8a5be208aa4e3ec749f63721"><div class="ttname"><a href="classL4virtio_1_1Driver_1_1Virtio__net__device.html#a3ef04dbc8a5be208aa4e3ec749f63721">L4virtio::Driver::Virtio_net_device::rx_pkt</a></div><div class="ttdeci">Packet & rx_pkt(l4_uint16_t descno)</div><div class="ttdoc">Return a reference to the RX packet buffer of the specified descriptor, e.g.</div><div class="ttdef"><b>Definition</b> <a href="#l00180">virtio-net:180</a></div></div>
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<div class="ttc" id="aclassL4virtio_1_1Driver_1_1Virtio__net__device_html_a497cc11e4d51348d0fbcff43b98d6af9"><div class="ttname"><a href="classL4virtio_1_1Driver_1_1Virtio__net__device.html#a497cc11e4d51348d0fbcff43b98d6af9">L4virtio::Driver::Virtio_net_device::device_config</a></div><div class="ttdeci">l4virtio_net_config_t const & device_config() const</div><div class="ttdoc">Return a reference to the device configuration.</div><div class="ttdef"><b>Definition</b> <a href="#l00158">virtio-net:158</a></div></div>
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<div class="ttc" id="aclassL4virtio_1_1Driver_1_1Virtio__net__device_html_a50f3584b337ac0e3e4d9d1174eda688c"><div class="ttname"><a href="classL4virtio_1_1Driver_1_1Virtio__net__device.html#a50f3584b337ac0e3e4d9d1174eda688c">L4virtio::Driver::Virtio_net_device::bind_rx_notification_irq</a></div><div class="ttdeci">int bind_rx_notification_irq(L4::Cap< L4::Thread > thread, l4_umword_t label)</div><div class="ttdoc">Bind the rx notification IRQ to the specified thread.</div><div class="ttdef"><b>Definition</b> <a href="#l00169">virtio-net:169</a></div></div>
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<div class="ttc" id="aclassL4virtio_1_1Driver_1_1Virtio__net__device_html_a90e89b3a94f186cb9b3191f35868668e"><div class="ttname"><a href="classL4virtio_1_1Driver_1_1Virtio__net__device.html#a90e89b3a94f186cb9b3191f35868668e">L4virtio::Driver::Virtio_net_device::wait_rx</a></div><div class="ttdeci">l4_uint16_t wait_rx(l4_uint32_t *len=nullptr)</div><div class="ttdoc">Block until a network packet has been received from the device and return the descriptor number.</div><div class="ttdef"><b>Definition</b> <a href="#l00202">virtio-net:202</a></div></div>
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<div class="ttc" id="aclassL4virtio_1_1Driver_1_1Virtio__net__device_html_a93b7bc351b656d0a58fe730ddc06b7e4"><div class="ttname"><a href="classL4virtio_1_1Driver_1_1Virtio__net__device.html#a93b7bc351b656d0a58fe730ddc06b7e4">L4virtio::Driver::Virtio_net_device::tx_queue_size</a></div><div class="ttdeci">int tx_queue_size() const</div><div class="ttdoc">Return the maximum transmit queue size allowed by the device.</div><div class="ttdef"><b>Definition</b> <a href="#l00054">virtio-net:54</a></div></div>
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<div class="ttc" id="aclassL4virtio_1_1Driver_1_1Virtio__net__device_html_aa5d34e5156db18773cf46c2d06a2aa3a"><div class="ttname"><a href="classL4virtio_1_1Driver_1_1Virtio__net__device.html#aa5d34e5156db18773cf46c2d06a2aa3a">L4virtio::Driver::Virtio_net_device::setup_device</a></div><div class="ttdeci">void setup_device(L4::Cap< L4virtio::Device > srvcap)</div><div class="ttdoc">Establish a connection to the device and set up shared memory.</div><div class="ttdef"><b>Definition</b> <a href="#l00066">virtio-net:66</a></div></div>
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<div class="ttc" id="aclassL4virtio_1_1Driver_1_1Virtio__net__device_html_ae7be0e5112d84bccc6cfabd20aaa29e7"><div class="ttname"><a href="classL4virtio_1_1Driver_1_1Virtio__net__device.html#ae7be0e5112d84bccc6cfabd20aaa29e7">L4virtio::Driver::Virtio_net_device::tx</a></div><div class="ttdeci">bool tx(std::function< l4_uint32_t(Packet &)> prepare)</div><div class="ttdoc">Attempt to allocate a descriptor in the TX queue and transmit the packet, after calling the prepare c...</div><div class="ttdef"><b>Definition</b> <a href="#l00260">virtio-net:260</a></div></div>
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<div class="ttc" id="aclassL4virtio_1_1Driver_1_1Virtio__net__device_html_af9f1a58dc4366d2fd3cc72b36d25d6b0"><div class="ttname"><a href="classL4virtio_1_1Driver_1_1Virtio__net__device.html#af9f1a58dc4366d2fd3cc72b36d25d6b0">L4virtio::Driver::Virtio_net_device::queue_rx</a></div><div class="ttdeci">void queue_rx()</div><div class="ttdoc">Queue new available descriptors in the RX queue.</div><div class="ttdef"><b>Definition</b> <a href="#l00238">virtio-net:238</a></div></div>
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<div class="ttc" id="aclassL4virtio_1_1Driver_1_1Virtqueue_html"><div class="ttname"><a href="classL4virtio_1_1Driver_1_1Virtqueue.html">L4virtio::Driver::Virtqueue</a></div><div class="ttdoc">Driver-side implementation of a Virtqueue.</div><div class="ttdef"><b>Definition</b> <a href="virtqueue_source.html#l00470">virtqueue:471</a></div></div>
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<div class="ttc" id="aclassL4virtio_1_1Driver_1_1Virtqueue_html_a0e419c92208996ea9e1d80db3a183d02"><div class="ttname"><a href="classL4virtio_1_1Driver_1_1Virtqueue.html#a0e419c92208996ea9e1d80db3a183d02">L4virtio::Driver::Virtqueue::free_descriptor</a></div><div class="ttdeci">void free_descriptor(l4_uint16_t head, l4_uint16_t tail)</div><div class="ttdoc">Free a chained list of descriptors in the descriptor queue.</div><div class="ttdef"><b>Definition</b> <a href="virtqueue_source.html#l00631">virtqueue:631</a></div></div>
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<div class="ttc" id="aclassL4virtio_1_1Driver_1_1Virtqueue_html_a6d320be956d592d0a064fb89c5a69ba5"><div class="ttname"><a href="classL4virtio_1_1Driver_1_1Virtqueue.html#a6d320be956d592d0a064fb89c5a69ba5">L4virtio::Driver::Virtqueue::find_next_used</a></div><div class="ttdeci">l4_uint16_t find_next_used(l4_uint32_t *len=nullptr)</div><div class="ttdoc">Return the next finished block.</div><div class="ttdef"><b>Definition</b> <a href="virtqueue_source.html#l00609">virtqueue:609</a></div></div>
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<div class="ttc" id="aclassL4virtio_1_1Ptr_html"><div class="ttname"><a href="classL4virtio_1_1Ptr.html">L4virtio::Ptr</a></div><div class="ttdoc">Pointer used in virtio descriptors.</div><div class="ttdef"><b>Definition</b> <a href="virtqueue_source.html#l00047">virtqueue:48</a></div></div>
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<div class="ttc" id="aclassL4virtio_1_1Virtqueue_html_af61e3e4e436b93f37f22243a1c0ffe0e"><div class="ttname"><a href="classL4virtio_1_1Virtqueue.html#af61e3e4e436b93f37f22243a1c0ffe0e">L4virtio::Virtqueue::num</a></div><div class="ttdeci">unsigned num() const</div><div class="ttdef"><b>Definition</b> <a href="virtqueue_source.html#l00404">virtqueue:404</a></div></div>
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<div class="ttc" id="adataspace_html"><div class="ttname"><a href="dataspace.html">dataspace</a></div><div class="ttdoc">Dataspace interface.</div></div>
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<div class="ttc" id="aenv_html"><div class="ttname"><a href="env.html">env</a></div><div class="ttdoc">Environment interface.</div></div>
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<div class="ttc" id="aerror__helper_html"><div class="ttname"><a href="error__helper.html">error_helper</a></div><div class="ttdoc">Error helper.</div></div>
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<div class="ttc" id="aexceptions_html"><div class="ttname"><a href="exceptions.html">exceptions</a></div><div class="ttdoc">Base exceptions.</div></div>
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<div class="ttc" id="agroup__l4__basic__types_html_ga1c2c4b333f75b1d05b59855910f2b9cb"><div class="ttname"><a href="group__l4__basic__types.html#ga1c2c4b333f75b1d05b59855910f2b9cb">l4_umword_t</a></div><div class="ttdeci">unsigned long l4_umword_t</div><div class="ttdoc">Unsigned machine word.</div><div class="ttdef"><b>Definition</b> <a href="l4_2sys_2l4int_8h_source.html#l00040">l4int.h:40</a></div></div>
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<div class="ttc" id="agroup__l4__basic__types_html_ga9678dc2e6bf3e4d8ec950162576b0fad"><div class="ttname"><a href="group__l4__basic__types.html#ga9678dc2e6bf3e4d8ec950162576b0fad">l4_uint8_t</a></div><div class="ttdeci">unsigned char l4_uint8_t</div><div class="ttdoc">Unsigned 8bit value.</div><div class="ttdef"><b>Definition</b> <a href="l4_2sys_2l4int_8h_source.html#l00025">l4int.h:25</a></div></div>
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<div class="ttc" id="agroup__l4__basic__types_html_gac1d09f3e382e711b776931f10e6e1e5a"><div class="ttname"><a href="group__l4__basic__types.html#gac1d09f3e382e711b776931f10e6e1e5a">l4_uint32_t</a></div><div class="ttdeci">unsigned int l4_uint32_t</div><div class="ttdoc">Unsigned 32bit value.</div><div class="ttdef"><b>Definition</b> <a href="l4_2sys_2l4int_8h_source.html#l00029">l4int.h:29</a></div></div>
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<div class="ttc" id="agroup__l4__basic__types_html_gae8d67914f723bf843df6f311ad2619a2"><div class="ttname"><a href="group__l4__basic__types.html#gae8d67914f723bf843df6f311ad2619a2">l4_uint16_t</a></div><div class="ttdeci">unsigned short int l4_uint16_t</div><div class="ttdoc">Unsigned 16bit value.</div><div class="ttdef"><b>Definition</b> <a href="l4_2sys_2l4int_8h_source.html#l00027">l4int.h:27</a></div></div>
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<div class="ttc" id="agroup__l4__basic__types_html_gaf3331c485014bd12a9e4f9d27a55e689"><div class="ttname"><a href="group__l4__basic__types.html#gaf3331c485014bd12a9e4f9d27a55e689">l4_uint64_t</a></div><div class="ttdeci">unsigned long long l4_uint64_t</div><div class="ttdoc">Unsigned 64bit value.</div><div class="ttdef"><b>Definition</b> <a href="l4_2sys_2l4int_8h_source.html#l00031">l4int.h:31</a></div></div>
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<div class="ttc" id="agroup__l4__error__api_html_ggab4c8abc71ffa221a25c1ca5840a354f9a54ddbebc30b661c87177b968a77588b8"><div class="ttname"><a href="group__l4__error__api.html#ggab4c8abc71ffa221a25c1ca5840a354f9a54ddbebc30b661c87177b968a77588b8">L4_EINVAL</a></div><div class="ttdeci">@ L4_EINVAL</div><div class="ttdoc">Invalid argument.</div><div class="ttdef"><b>Definition</b> <a href="err_8h_source.html#l00046">err.h:46</a></div></div>
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<div class="ttc" id="agroup__l4__error__api_html_ggab4c8abc71ffa221a25c1ca5840a354f9a96c4464d149a63301a5314ecd1ff53d9"><div class="ttname"><a href="group__l4__error__api.html#ggab4c8abc71ffa221a25c1ca5840a354f9a96c4464d149a63301a5314ecd1ff53d9">L4_ENODEV</a></div><div class="ttdeci">@ L4_ENODEV</div><div class="ttdoc">No such thing.</div><div class="ttdef"><b>Definition</b> <a href="err_8h_source.html#l00044">err.h:44</a></div></div>
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<div class="ttc" id="agroup__l4__ipc__err__api_html_ga05c11e3e10b6c2aa941396ac2018899f"><div class="ttname"><a href="group__l4__ipc__err__api.html#ga05c11e3e10b6c2aa941396ac2018899f">l4_error</a></div><div class="ttdeci">long l4_error(l4_msgtag_t tag) L4_NOTHROW</div><div class="ttdoc">Get IPC error code if any or message tag label otherwise for an IPC call.</div><div class="ttdef"><b>Definition</b> <a href="l4_2sys_2ipc_8h_source.html#l00646">ipc.h:646</a></div></div>
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<div class="ttc" id="agroup__l4__memory__api_html_gad2f7e71d6265b2735f730dc90c54539a"><div class="ttname"><a href="group__l4__memory__api.html#gad2f7e71d6265b2735f730dc90c54539a">L4_PAGESHIFT</a></div><div class="ttdeci">#define L4_PAGESHIFT</div><div class="ttdoc">Size of a page, log2-based.</div><div class="ttdef"><b>Definition</b> <a href="arm_2l4_2sys_2consts_8h_source.html#l00026">consts.h:26</a></div></div>
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<div class="ttc" id="agroup__l4__memory__api_html_gae876a4c6e0f21b2ecbf17863dc7d11e4"><div class="ttname"><a href="group__l4__memory__api.html#gae876a4c6e0f21b2ecbf17863dc7d11e4">l4_round_size</a></div><div class="ttdeci">l4_addr_t l4_round_size(l4_addr_t value, unsigned char bits) L4_NOTHROW</div><div class="ttdoc">Round value up to the next alignment with bits size.</div><div class="ttdef"><b>Definition</b> <a href="l4_2sys_2consts_8h_source.html#l00484">consts.h:484</a></div></div>
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<div class="ttc" id="agroup__l4virtio__transport_html_gabbe70d7b16bf836b95729f581c047cad"><div class="ttname"><a href="group__l4virtio__transport.html#gabbe70d7b16bf836b95729f581c047cad">l4virtio_set_feature</a></div><div class="ttdeci">void l4virtio_set_feature(l4_uint32_t *feature_map, unsigned feat)</div><div class="ttdoc">Set the given feature bit in a feature map.</div><div class="ttdef"><b>Definition</b> <a href="virtio_8h_source.html#l00272">virtio.h:272</a></div></div>
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<div class="ttc" id="agroup__l4virtio__transport_html_gga01d1e713668a8ee48f1e34f428cea8d0ab8ea6c40b0611434c90ffee0bb729342"><div class="ttname"><a href="group__l4virtio__transport.html#gga01d1e713668a8ee48f1e34f428cea8d0ab8ea6c40b0611434c90ffee0bb729342">L4VIRTIO_FEATURE_VERSION_1</a></div><div class="ttdeci">@ L4VIRTIO_FEATURE_VERSION_1</div><div class="ttdoc">Virtio protocol version 1 supported. Must be 1 for L4virtio.</div><div class="ttdef"><b>Definition</b> <a href="virtio_8h_source.html#l00101">virtio.h:101</a></div></div>
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<div class="ttc" id="agroup__l4virtio__transport_html_ggaa3812d621d81dd6a7101d739153b6c3ba4e47a6e039bd8a60f2ffa5c4752cbd1c"><div class="ttname"><a href="group__l4virtio__transport.html#ggaa3812d621d81dd6a7101d739153b6c3ba4e47a6e039bd8a60f2ffa5c4752cbd1c">L4VIRTIO_ID_NET</a></div><div class="ttdeci">@ L4VIRTIO_ID_NET</div><div class="ttdoc">Virtual ethernet card.</div><div class="ttdef"><b>Definition</b> <a href="virtio_8h_source.html#l00064">virtio.h:64</a></div></div>
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<div class="ttc" id="al4_2sys_2consts_8h_html"><div class="ttname"><a href="l4_2sys_2consts_8h.html">consts.h</a></div><div class="ttdoc">Common constants.</div></div>
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<div class="ttc" id="anamespaceL4Re_1_1Util_html_a0c4ee77222764600950f2ebe23a1e45a"><div class="ttname"><a href="namespaceL4Re_1_1Util.html#a0c4ee77222764600950f2ebe23a1e45a">L4Re::Util::make_unique_cap</a></div><div class="ttdeci">Unique_cap< T > make_unique_cap()</div><div class="ttdoc">Allocate a capability slot and wrap it in an Unique_cap.</div><div class="ttdef"><b>Definition</b> <a href="util_2unique__cap_source.html#l00055">unique_cap:55</a></div></div>
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<div class="ttc" id="anamespaceL4Re_1_1Util_html_a0efccd325a19246334922e58dd973914"><div class="ttname"><a href="namespaceL4Re_1_1Util.html#a0efccd325a19246334922e58dd973914">L4Re::Util::Unique_cap</a></div><div class="ttdeci">L4::Detail::Unique_cap_impl< T, Smart_cap_auto< L4_FP_ALL_SPACES > > Unique_cap</div><div class="ttdoc">Unique capability that implements automatic free and unmap of the capability selector.</div><div class="ttdef"><b>Definition</b> <a href="util_2unique__cap_source.html#l00043">unique_cap:43</a></div></div>
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<div class="ttc" id="anamespaceL4Re_html_a3f17984019f06676a7e3eecb41bbb0bb"><div class="ttname"><a href="namespaceL4Re.html#a3f17984019f06676a7e3eecb41bbb0bb">L4Re::chksys</a></div><div class="ttdeci">long chksys(long err, char const *extra="", long ret=0)</div><div class="ttdoc">Generate C++ exception on error.</div><div class="ttdef"><b>Definition</b> <a href="error__helper_source.html#l00072">error_helper:72</a></div></div>
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<div class="ttc" id="anamespaceL4Re_html_a64b057254a760643ba67a9ed452fede8"><div class="ttname"><a href="namespaceL4Re.html#a64b057254a760643ba67a9ed452fede8">L4Re::chkcap</a></div><div class="ttdeci">T chkcap(T &&cap, char const *extra="", long err=-L4_ENOMEM)</div><div class="ttdoc">Check for valid capability or raise C++ exception.</div><div class="ttdef"><b>Definition</b> <a href="error__helper_source.html#l00149">error_helper:149</a></div></div>
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<div class="ttc" id="anamespaceL4_1_1Ipc_html_aa6b9422f850eb175240c9d18c5cc708c"><div class="ttname"><a href="namespaceL4_1_1Ipc.html#aa6b9422f850eb175240c9d18c5cc708c">L4::Ipc::make_cap_rw</a></div><div class="ttdeci">Cap< T > make_cap_rw(L4::Cap< T > cap) noexcept</div><div class="ttdoc">Make an L4::Ipc::Cap<T> for the given capability with L4_CAP_FPAGE_RW rights.</div><div class="ttdef"><b>Definition</b> <a href="ipc__types_source.html#l00795">ipc_types:795</a></div></div>
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<div class="ttc" id="anamespaceL4virtio_html"><div class="ttname"><a href="namespaceL4virtio.html">L4virtio</a></div><div class="ttdoc">L4-VIRTIO Transport C++ API.</div><div class="ttdef"><b>Definition</b> <a href="client_2l4virtio_source.html#l00026">l4virtio:26</a></div></div>
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<div class="ttc" id="astructL4Re_1_1Rm_1_1F_html_a9707a14d822d3f60aa6a97cb16b2a989a579e389b46e438a64f3f44d9cf19f26a"><div class="ttname"><a href="structL4Re_1_1Rm_1_1F.html#a9707a14d822d3f60aa6a97cb16b2a989a579e389b46e438a64f3f44d9cf19f26a">L4Re::Rm::F::RW</a></div><div class="ttdeci">@ RW</div><div class="ttdoc">Readable and writable region.</div><div class="ttdef"><b>Definition</b> <a href="rm_source.html#l00139">rm:139</a></div></div>
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<div class="ttc" id="astructL4Re_1_1Rm_1_1F_html_adec4d26077e34d9586891ac0489e0041a067b0bc28378717b6962241c621caa0a"><div class="ttname"><a href="structL4Re_1_1Rm_1_1F.html#adec4d26077e34d9586891ac0489e0041a067b0bc28378717b6962241c621caa0a">L4Re::Rm::F::Search_addr</a></div><div class="ttdeci">@ Search_addr</div><div class="ttdoc">Search for a suitable address range.</div><div class="ttdef"><b>Definition</b> <a href="rm_source.html#l00114">rm:114</a></div></div>
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<div class="ttc" id="astructL4virtio_1_1Driver_1_1Virtio__net__device_1_1Packet_html"><div class="ttname"><a href="structL4virtio_1_1Driver_1_1Virtio__net__device_1_1Packet.html">L4virtio::Driver::Virtio_net_device::Packet</a></div><div class="ttdoc">Structure for a network packet (header including data) with maximum size, assuming that no extra feat...</div><div class="ttdef"><b>Definition</b> <a href="#l00037">virtio-net:38</a></div></div>
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<div class="ttc" id="astructl4virtio__net__config__t_html"><div class="ttname"><a href="structl4virtio__net__config__t.html">l4virtio_net_config_t</a></div><div class="ttdoc">Device configuration for network devices.</div><div class="ttdef"><b>Definition</b> <a href="objdoc_2include_2l4_2l4virtio_2virtio__net_8h_source.html#l00034">virtio_net.h:35</a></div></div>
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<div class="ttc" id="astructl4virtio__net__header__t_html"><div class="ttname"><a href="structl4virtio__net__header__t.html">l4virtio_net_header_t</a></div><div class="ttdoc">Header structure of a request for a network device.</div><div class="ttdef"><b>Definition</b> <a href="objdoc_2include_2l4_2l4virtio_2virtio__net_8h_source.html#l00020">virtio_net.h:21</a></div></div>
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<div class="ttc" id="autil_2unique__cap_html"><div class="ttname"><a href="util_2unique__cap.html">unique_cap</a></div><div class="ttdoc">Unique_cap / Unique_del_cap.</div></div>
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<li class="navelem"><b>l4</b></li><li class="navelem"><b>l4virtio</b></li><li class="navelem"><b>client</b></li><li class="navelem"><b>virtio-net</b></li>
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