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<li class="navelem"><a class="el" href="dir_e551eb05443008c96ab2f08dbb3250a6.html">TEST2</a></li><li class="navelem"><a class="el" href="dir_a213a656435eb838f44f965c240ae24d.html">api</a></li> </ul>
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<a href="xc__drv__dma_8c.html">浏览该文件的文档.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span> </div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span><span class="comment">/*-----------------------------------------------------------------------------------</span></div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span><span class="comment"> INCLUDE HEADE FILES</span></div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span><span class="comment"> ------------------------------------------------------------------------------------*/</span></div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span><span class="preprocessor">#include &quot;<a class="code" href="xc__drv__dma_8h.html">xc_drv_dma.h</a>&quot;</span></div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span> </div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span><span class="comment">/*------------------------------------------------------------------------------------</span></div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span><span class="comment"> Global Variables</span></div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span><span class="comment"> -------------------------------------------------------------------------------------*/</span></div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"><a class="line" href="xc__drv__dma_8c.html#ae8caf2cc77abff85600e4638568e957e"> 33</a></span><a class="code hl_struct" href="structdma__instance__s.html">DMA_Instance_t</a> <a class="code hl_variable" href="xc__drv__dma_8c.html#ae8caf2cc77abff85600e4638568e957e">DMA_Instance</a>;</div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span> </div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span><span class="comment">/*------------------------------------------------------------------------------------</span></div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span><span class="comment"> Functions</span></div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span><span class="comment"> -------------------------------------------------------------------------------------*/</span></div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"><a class="line" href="xc__drv__dma_8c.html#a809355d4305b53844d949d56241e67ed"> 48</a></span>__RAM_CODE <span class="keywordtype">void</span> <a class="code hl_function" href="xc__drv__dma_8c.html#a809355d4305b53844d949d56241e67ed">xc_dma_set_test_mode</a>(uint8_t mode)</div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span>{</div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> dma_test_reg_set(mode);</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span>}</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> </div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"><a class="line" href="xc__drv__dma_8c.html#a2e31fea007bb3733f6feb479348dce33"> 64</a></span>__RAM_CODE <span class="keywordtype">void</span> <a class="code hl_function" href="xc__drv__dma_8c.html#a2e31fea007bb3733f6feb479348dce33">xc_dma_set_channel_priority_order</a>(<a class="code hl_struct" href="structdma__instance__s.html">DMA_Instance_t</a> *inst)</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span>{</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> uint8_t priority[DMA_MAX_CHANNELS];</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> uint8_t i, ch_priority, order;</div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> </div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> <span class="keywordflow">for</span> (i = 0; i &lt; DMA_MAX_CHANNELS; i++) {</div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> priority[i] = 0;</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> inst-&gt;<a class="code hl_variable" href="structdma__instance__s.html#a5dcafbadd0cc03adb91fcc0523ae22e0">Ch_Order</a>[i] = i;</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> }</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> </div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> <span class="keywordflow">for</span> (uint8_t ch_num = 0; ch_num &lt; DMA_MAX_CHANNELS; ch_num++) {</div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> <span class="comment">// read the priority of the current channel</span></div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> ch_priority = dma_cfg_l__ch_prior__getf(ch_num);</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> </div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> <span class="comment">// Check the channel order array to see what position</span></div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> <span class="comment">// this channel comes in the priority list.</span></div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> <span class="keywordflow">for</span> (i = 0; i &lt;= DMA_MAX_CHANNELS; i++) {</div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> <span class="keywordflow">if</span> (A_MAXEQ_B(ch_priority, priority[i]) || i == DMA_MAX_CHANNELS) {</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> order = i;</div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> }</div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> }</div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> </div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> <span class="comment">// Now we know the order for this channel insert in the correct</span></div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> <span class="comment">// array position and shift current priority ordering to suite.</span></div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> <span class="keywordflow">for</span> (i = ch_num; i &gt; order; i--) {</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> priority[i] = priority[i - 1];</div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> inst-&gt;<a class="code hl_variable" href="structdma__instance__s.html#a5dcafbadd0cc03adb91fcc0523ae22e0">Ch_Order</a>[i] = inst-&gt;<a class="code hl_variable" href="structdma__instance__s.html#a5dcafbadd0cc03adb91fcc0523ae22e0">Ch_Order</a>[i - 1];</div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> }</div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> priority[order] = ch_priority;</div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> inst-&gt;<a class="code hl_variable" href="structdma__instance__s.html#a5dcafbadd0cc03adb91fcc0523ae22e0">Ch_Order</a>[order] = ch_num;</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> }</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span>}</div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> </div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"><a class="line" href="xc__drv__dma_8c.html#a7d2035982e1a40e87404b77ce9dc3daf"> 109</a></span>__RAM_CODE <span class="keywordtype">void</span> <a class="code hl_function" href="xc__drv__dma_8c.html#a7d2035982e1a40e87404b77ce9dc3daf">xc_dma_reset_instance</a>(<a class="code hl_struct" href="structdma__instance__s.html">DMA_Instance_t</a> *inst)</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span>{</div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> <span class="keywordflow">for</span> (uint8_t i = 0; i &lt; DMA_MAX_CHANNELS; i++) {</div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> <span class="keywordflow">switch</span> (i) {</div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> <span class="keywordflow">case</span> 0:</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> inst-&gt;<a class="code hl_variable" href="structdma__instance__s.html#a973acf59c65c24a758641827d7138c67">Ch</a>[i].<a class="code hl_variable" href="structdma__instance__s.html#ab70aa4ec2fe54930a38469bb885d9303">ch_num</a> = <a class="code hl_enumvalue" href="xc__drv__dma_8h.html#af3f5c49848d9c1b1f7b22307dab279d2adf9b2f4ae184996a073efc0de5cf1080">DMA_CHANNEL0</a>;</div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> <span class="keywordflow">case</span> 1:</div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> inst-&gt;<a class="code hl_variable" href="structdma__instance__s.html#a973acf59c65c24a758641827d7138c67">Ch</a>[i].<a class="code hl_variable" href="structdma__instance__s.html#ab70aa4ec2fe54930a38469bb885d9303">ch_num</a> = <a class="code hl_enumvalue" href="xc__drv__dma_8h.html#af3f5c49848d9c1b1f7b22307dab279d2a0e87792c1681a3131db66cc597aa462b">DMA_CHANNEL1</a>;</div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> <span class="comment">// case 2:</span></div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> <span class="comment">// inst-&gt;Ch[i].ch_num = DMA_CHANNEL2;</span></div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> <span class="comment">// break;</span></div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span> <span class="comment">// case 3:</span></div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> <span class="comment">// inst-&gt;Ch[i].ch_num = DMA_CHANNEL3;</span></div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> <span class="comment">// break;</span></div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> }</div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> </div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> inst-&gt;<a class="code hl_variable" href="structdma__instance__s.html#a973acf59c65c24a758641827d7138c67">Ch</a>[i].<a class="code hl_variable" href="structdma__instance__s.html#af3cd925a7c5313672329c52ee44d084a">userCallback</a> = NULL;</div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> inst-&gt;<a class="code hl_variable" href="structdma__instance__s.html#a973acf59c65c24a758641827d7138c67">Ch</a>[i].<a class="code hl_variable" href="structdma__instance__s.html#a721f7cadf0767260e80e84685c38535c">userListener</a> = NULL;</div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> }</div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> </div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> <span class="comment">// Set the channel priority order</span></div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> <a class="code hl_function" href="xc__drv__dma_8c.html#a2e31fea007bb3733f6feb479348dce33">xc_dma_set_channel_priority_order</a>(inst);</div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span>}</div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> </div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"><a class="line" href="xc__drv__dma_8c.html#a13b80ddb37038ffbbb1013403abeb924"> 146</a></span>__RAM_CODE uint8_t <a class="code hl_function" href="xc__drv__dma_8c.html#a13b80ddb37038ffbbb1013403abeb924">xc_dma_check_channel_range</a>(<a class="code hl_typedef" href="xc__drv__dma_8h.html#adc35119c04cdf625c5dc981bc33c8d8e">eDMA_Ch_Num</a> ch_num)</div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span>{</div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> uint8_t errorCode = DMA_OK;</div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> </div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> <span class="keywordflow">if</span> (ch_num == <a class="code hl_enumvalue" href="xc__drv__dma_8h.html#af3f5c49848d9c1b1f7b22307dab279d2af8a4856c37f6f969e74fd5984600f29b">DMA_NO_CHANNEL</a> || ch_num &gt; <a class="code hl_enumvalue" href="xc__drv__dma_8h.html#af3f5c49848d9c1b1f7b22307dab279d2a070f3853f267125ff6481bec4a41f052">DMA_ALL_CHANNELS</a>) {</div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span> errorCode = DMA_ECHRNG;</div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> }</div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span> </div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span> <span class="keywordflow">return</span> errorCode;</div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span>}</div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span> </div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"><a class="line" href="xc__drv__dma_8c.html#a2244b0458cc60e472bd0779b82c14e28"> 168</a></span>__RAM_CODE uint8_t <a class="code hl_function" href="xc__drv__dma_8c.html#a2244b0458cc60e472bd0779b82c14e28">xc_dma_check_channel_busy</a>(<a class="code hl_typedef" href="xc__drv__dma_8h.html#adc35119c04cdf625c5dc981bc33c8d8e">eDMA_Ch_Num</a> ch_num)</div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span>{</div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span> uint8_t errorCode = DMA_OK;</div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span> </div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span> <span class="keywordflow">if</span> (ch_num == <a class="code hl_enumvalue" href="xc__drv__dma_8h.html#af3f5c49848d9c1b1f7b22307dab279d2af8a4856c37f6f969e74fd5984600f29b">DMA_NO_CHANNEL</a> || ch_num &amp; (~<a class="code hl_enumvalue" href="xc__drv__dma_8h.html#af3f5c49848d9c1b1f7b22307dab279d2a070f3853f267125ff6481bec4a41f052">DMA_ALL_CHANNELS</a>)) {</div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> errorCode = DMA_ECHRNG;</div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span> <span class="keywordflow">if</span> (((uint16_t)dma_ch_en_reg_get( )) &amp; ch_num) {</div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span> errorCode = DMA_EBUSY;</div>
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span> }</div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"> 178</span> }</div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span> </div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span> <span class="keywordflow">return</span> errorCode;</div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span>}</div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span> </div>
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"><a class="line" href="xc__drv__dma_8c.html#ad4fcefc32bfa45c6facb2afb28f2979b"> 194</a></span>__RAM_CODE uint8_t <a class="code hl_function" href="xc__drv__dma_8c.html#ad4fcefc32bfa45c6facb2afb28f2979b">xc_dma_get_channel_index</a>(<a class="code hl_typedef" href="xc__drv__dma_8h.html#adc35119c04cdf625c5dc981bc33c8d8e">eDMA_Ch_Num</a> ch_num)</div>
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span>{</div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> uint8_t ch_enum = 1;</div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span> uint8_t ch_index = 0;</div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> </div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> ch_num &amp;= (<a class="code hl_enumvalue" href="xc__drv__dma_8h.html#af3f5c49848d9c1b1f7b22307dab279d2a070f3853f267125ff6481bec4a41f052">DMA_ALL_CHANNELS</a> &gt;&gt; 8);</div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span> <span class="keywordflow">while</span> (ch_index &lt; DMA_MAX_CHANNELS) {</div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"> 201</span> <span class="keywordflow">if</span> (ch_enum == ch_num) {</div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span> <span class="keywordflow">break</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> ch_enum *= 2;</div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span> ch_index++;</div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span> }</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">return</span> ch_index;</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> </div>
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"><a class="line" href="xc__drv__dma_8c.html#a7a87ad298035e82220c7290ccc2f4009"> 222</a></span>__RAM_CODE <span class="keywordtype">void</span> <a class="code hl_function" href="xc__drv__dma_8c.html#a7a87ad298035e82220c7290ccc2f4009">xc_dma_enable</a>(<span class="keywordtype">void</span>) { dma_cfg_reg_set(ENABLE); }</div>
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span> </div>
<div class="line"><a id="l00235" name="l00235"></a><span class="lineno"><a class="line" href="xc__drv__dma_8c.html#a1965b626cd47d6b88f4d03cbe5a9d441"> 235</a></span>__RAM_CODE uint8_t <a class="code hl_function" href="xc__drv__dma_8c.html#a1965b626cd47d6b88f4d03cbe5a9d441">xc_dma_disable</a>(<span class="keywordtype">void</span>)</div>
<div class="line"><a id="l00236" name="l00236"></a><span class="lineno"> 236</span>{</div>
<div class="line"><a id="l00237" name="l00237"></a><span class="lineno"> 237</span> uint8_t errorCode = 0;</div>
<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"> 238</span> uint8_t dma_en = dma_cfg_reg__dma_en__getf( );</div>
<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"> 239</span> </div>
<div class="line"><a id="l00240" name="l00240"></a><span class="lineno"> 240</span> <span class="keywordflow">if</span> (dma_en != 0) {</div>
<div class="line"><a id="l00241" name="l00241"></a><span class="lineno"> 241</span> dma_cfg_reg_set(DISABLE);</div>
<div class="line"><a id="l00242" name="l00242"></a><span class="lineno"> 242</span> </div>
<div class="line"><a id="l00243" name="l00243"></a><span class="lineno"> 243</span> <span class="comment">// Ensure that the DMA was disabled</span></div>
<div class="line"><a id="l00244" name="l00244"></a><span class="lineno"> 244</span> <span class="comment">// May not disable due to split response on one</span></div>
<div class="line"><a id="l00245" name="l00245"></a><span class="lineno"> 245</span> <span class="comment">// of the DMA channels</span></div>
<div class="line"><a id="l00246" name="l00246"></a><span class="lineno"> 246</span> <span class="keywordflow">if</span> (dma_cfg_reg_get( )) {</div>
<div class="line"><a id="l00247" name="l00247"></a><span class="lineno"> 247</span> errorCode = DMA_EBUSY;</div>
<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"> 248</span> }</div>
<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span> }</div>
<div class="line"><a id="l00250" name="l00250"></a><span class="lineno"> 250</span> </div>
<div class="line"><a id="l00251" name="l00251"></a><span class="lineno"> 251</span> <span class="keywordflow">return</span> errorCode;</div>
<div class="line"><a id="l00252" name="l00252"></a><span class="lineno"> 252</span>}</div>
<div class="line"><a id="l00253" name="l00253"></a><span class="lineno"> 253</span> </div>
<div class="line"><a id="l00265" name="l00265"></a><span class="lineno"><a class="line" href="xc__drv__dma_8c.html#ac757805e940992bc4785a9d158393c7b"> 265</a></span><span class="keywordtype">bool</span> <a class="code hl_function" href="xc__drv__dma_8c.html#ac757805e940992bc4785a9d158393c7b">xc_dma_is_enable</a>(<span class="keywordtype">void</span>)</div>
<div class="line"><a id="l00266" name="l00266"></a><span class="lineno"> 266</span>{</div>
<div class="line"><a id="l00267" name="l00267"></a><span class="lineno"> 267</span> <span class="keywordtype">bool</span> ret;</div>
<div class="line"><a id="l00268" name="l00268"></a><span class="lineno"> 268</span> </div>
<div class="line"><a id="l00269" name="l00269"></a><span class="lineno"> 269</span> ret = (bool)dma_cfg_reg__dma_en__getf( );</div>
<div class="line"><a id="l00270" name="l00270"></a><span class="lineno"> 270</span> </div>
<div class="line"><a id="l00271" name="l00271"></a><span class="lineno"> 271</span> <span class="keywordflow">return</span> ret;</div>
<div class="line"><a id="l00272" name="l00272"></a><span class="lineno"> 272</span>}</div>
<div class="line"><a id="l00273" name="l00273"></a><span class="lineno"> 273</span> </div>
<div class="line"><a id="l00285" name="l00285"></a><span class="lineno"><a class="line" href="xc__drv__dma_8c.html#a68f3cd8617cb4395e16c8f82ab48a74f"> 285</a></span>__RAM_CODE uint8_t <a class="code hl_function" href="xc__drv__dma_8c.html#a68f3cd8617cb4395e16c8f82ab48a74f">xc_dma_enable_channel</a>(<a class="code hl_typedef" href="xc__drv__dma_8h.html#adc35119c04cdf625c5dc981bc33c8d8e">eDMA_Ch_Num</a> ch_num)</div>
<div class="line"><a id="l00286" name="l00286"></a><span class="lineno"> 286</span>{</div>
<div class="line"><a id="l00287" name="l00287"></a><span class="lineno"> 287</span> uint8_t errorCode = 0;</div>
<div class="line"><a id="l00288" name="l00288"></a><span class="lineno"> 288</span> </div>
<div class="line"><a id="l00289" name="l00289"></a><span class="lineno"> 289</span> <span class="comment">// Check for valid channel number and not busy</span></div>
<div class="line"><a id="l00290" name="l00290"></a><span class="lineno"> 290</span> errorCode = <a class="code hl_function" href="xc__drv__dma_8c.html#a2244b0458cc60e472bd0779b82c14e28">xc_dma_check_channel_busy</a>(ch_num);</div>
<div class="line"><a id="l00291" name="l00291"></a><span class="lineno"> 291</span> <span class="keywordflow">if</span> (errorCode == 0) {</div>
<div class="line"><a id="l00292" name="l00292"></a><span class="lineno"> 292</span> <span class="comment">// The dw_dmac_channel_number enum is declared such that</span></div>
<div class="line"><a id="l00293" name="l00293"></a><span class="lineno"> 293</span> <span class="comment">// the enumerated value maps exactly to the value that</span></div>
<div class="line"><a id="l00294" name="l00294"></a><span class="lineno"> 294</span> <span class="comment">// needs to be written into the ChEnReg for enabling.</span></div>
<div class="line"><a id="l00295" name="l00295"></a><span class="lineno"> 295</span> dma_ch_en_reg_set(ch_num);</div>
<div class="line"><a id="l00296" name="l00296"></a><span class="lineno"> 296</span> }</div>
<div class="line"><a id="l00297" name="l00297"></a><span class="lineno"> 297</span> </div>
<div class="line"><a id="l00298" name="l00298"></a><span class="lineno"> 298</span> <span class="keywordflow">return</span> errorCode;</div>
<div class="line"><a id="l00299" name="l00299"></a><span class="lineno"> 299</span>}</div>
<div class="line"><a id="l00300" name="l00300"></a><span class="lineno"> 300</span> </div>
<div class="line"><a id="l00312" name="l00312"></a><span class="lineno"><a class="line" href="xc__drv__dma_8c.html#a2c67bddba7f2fda4a38e0ca9a5d1ac80"> 312</a></span>__RAM_CODE uint8_t <a class="code hl_function" href="xc__drv__dma_8c.html#a2c67bddba7f2fda4a38e0ca9a5d1ac80">xc_dma_disable_channel</a>(<a class="code hl_typedef" href="xc__drv__dma_8h.html#adc35119c04cdf625c5dc981bc33c8d8e">eDMA_Ch_Num</a> ch_num)</div>
<div class="line"><a id="l00313" name="l00313"></a><span class="lineno"> 313</span>{</div>
<div class="line"><a id="l00314" name="l00314"></a><span class="lineno"> 314</span> uint8_t errorCode = 0;</div>
<div class="line"><a id="l00315" name="l00315"></a><span class="lineno"> 315</span> uint32_t enabled_ch;</div>
<div class="line"><a id="l00316" name="l00316"></a><span class="lineno"> 316</span> </div>
<div class="line"><a id="l00317" name="l00317"></a><span class="lineno"> 317</span> <span class="comment">// Check for valid channel number</span></div>
<div class="line"><a id="l00318" name="l00318"></a><span class="lineno"> 318</span> errorCode = <a class="code hl_function" href="xc__drv__dma_8c.html#a13b80ddb37038ffbbb1013403abeb924">xc_dma_check_channel_range</a>(ch_num);</div>
<div class="line"><a id="l00319" name="l00319"></a><span class="lineno"> 319</span> </div>
<div class="line"><a id="l00320" name="l00320"></a><span class="lineno"> 320</span> <span class="keywordflow">if</span> (errorCode == 0) {</div>
<div class="line"><a id="l00321" name="l00321"></a><span class="lineno"> 321</span> enabled_ch = (dma_ch_en_reg_get( ) &amp; ch_num);</div>
<div class="line"><a id="l00322" name="l00322"></a><span class="lineno"> 322</span> <span class="keywordflow">if</span> (enabled_ch != 0) {</div>
<div class="line"><a id="l00323" name="l00323"></a><span class="lineno"> 323</span> dma_ch_en_reg_set((ch_num &amp; (<a class="code hl_enumvalue" href="xc__drv__dma_8h.html#af3f5c49848d9c1b1f7b22307dab279d2a070f3853f267125ff6481bec4a41f052">DMA_ALL_CHANNELS</a> &lt;&lt; 8)));</div>
<div class="line"><a id="l00324" name="l00324"></a><span class="lineno"> 324</span> </div>
<div class="line"><a id="l00325" name="l00325"></a><span class="lineno"> 325</span> <span class="comment">// Ensure that the channel(s) was disabled.</span></div>
<div class="line"><a id="l00326" name="l00326"></a><span class="lineno"> 326</span> <span class="comment">// Channel may not disable due to a split response.</span></div>
<div class="line"><a id="l00327" name="l00327"></a><span class="lineno"> 327</span> <span class="keywordflow">if</span> (dma_ch_en_reg_get( ) &amp; ch_num) {</div>
<div class="line"><a id="l00328" name="l00328"></a><span class="lineno"> 328</span> errorCode = DMA_EBUSY;</div>
<div class="line"><a id="l00329" name="l00329"></a><span class="lineno"> 329</span> }</div>
<div class="line"><a id="l00330" name="l00330"></a><span class="lineno"> 330</span> }</div>
<div class="line"><a id="l00331" name="l00331"></a><span class="lineno"> 331</span> }</div>
<div class="line"><a id="l00332" name="l00332"></a><span class="lineno"> 332</span> </div>
<div class="line"><a id="l00333" name="l00333"></a><span class="lineno"> 333</span> <span class="keywordflow">return</span> errorCode;</div>
<div class="line"><a id="l00334" name="l00334"></a><span class="lineno"> 334</span>}</div>
<div class="line"><a id="l00335" name="l00335"></a><span class="lineno"> 335</span> </div>
<div class="line"><a id="l00347" name="l00347"></a><span class="lineno"><a class="line" href="xc__drv__dma_8c.html#a82dd50bd5d17ec5dc5a3c7b7fafbfae4"> 347</a></span><span class="keywordtype">bool</span> <a class="code hl_function" href="xc__drv__dma_8c.html#a82dd50bd5d17ec5dc5a3c7b7fafbfae4">xc_dma_is_channel_enabled</a>(<a class="code hl_typedef" href="xc__drv__dma_8h.html#adc35119c04cdf625c5dc981bc33c8d8e">eDMA_Ch_Num</a> ch_num)</div>
<div class="line"><a id="l00348" name="l00348"></a><span class="lineno"> 348</span>{</div>
<div class="line"><a id="l00349" name="l00349"></a><span class="lineno"> 349</span> uint8_t ch_index;</div>
<div class="line"><a id="l00350" name="l00350"></a><span class="lineno"> 350</span> <span class="keywordtype">bool</span> ret;</div>
<div class="line"><a id="l00351" name="l00351"></a><span class="lineno"> 351</span> </div>
<div class="line"><a id="l00352" name="l00352"></a><span class="lineno"> 352</span> ch_index = <a class="code hl_function" href="xc__drv__dma_8c.html#ad4fcefc32bfa45c6facb2afb28f2979b">xc_dma_get_channel_index</a>(ch_num);</div>
<div class="line"><a id="l00353" name="l00353"></a><span class="lineno"> 353</span> </div>
<div class="line"><a id="l00354" name="l00354"></a><span class="lineno"> 354</span> <span class="comment">// Allow only ONE channel to be specified</span></div>
<div class="line"><a id="l00355" name="l00355"></a><span class="lineno"> 355</span> <span class="keywordflow">if</span> (ch_index == DMA_MAX_CHANNELS)</div>
<div class="line"><a id="l00356" name="l00356"></a><span class="lineno"> 356</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00357" name="l00357"></a><span class="lineno"> 357</span> </div>
<div class="line"><a id="l00358" name="l00358"></a><span class="lineno"> 358</span> <span class="comment">// Check that the specified channel is in range</span></div>
<div class="line"><a id="l00359" name="l00359"></a><span class="lineno"> 359</span> <span class="keywordflow">if</span> (ch_num &amp; (~<a class="code hl_enumvalue" href="xc__drv__dma_8h.html#af3f5c49848d9c1b1f7b22307dab279d2a070f3853f267125ff6481bec4a41f052">DMA_ALL_CHANNELS</a>))</div>
<div class="line"><a id="l00360" name="l00360"></a><span class="lineno"> 360</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00361" name="l00361"></a><span class="lineno"> 361</span> </div>
<div class="line"><a id="l00362" name="l00362"></a><span class="lineno"> 362</span> ret = (bool)REG_BIT_VAL_GET(dma_ch_en_reg__ch_en__getf( ), 1 &lt;&lt; ch_index, ch_index);</div>
<div class="line"><a id="l00363" name="l00363"></a><span class="lineno"> 363</span> </div>
<div class="line"><a id="l00364" name="l00364"></a><span class="lineno"> 364</span> <span class="keywordflow">return</span> ret;</div>
<div class="line"><a id="l00365" name="l00365"></a><span class="lineno"> 365</span>}</div>
<div class="line"><a id="l00366" name="l00366"></a><span class="lineno"> 366</span> </div>
<div class="line"><a id="l00378" name="l00378"></a><span class="lineno"><a class="line" href="xc__drv__dma_8c.html#a00ad40c3a15194402d158ba84d9e4f6c"> 378</a></span>__RAM_CODE uint8_t <a class="code hl_function" href="xc__drv__dma_8c.html#a00ad40c3a15194402d158ba84d9e4f6c">xc_dma_enable_channel_irq</a>(<a class="code hl_typedef" href="xc__drv__dma_8h.html#adc35119c04cdf625c5dc981bc33c8d8e">eDMA_Ch_Num</a> ch_num)</div>
<div class="line"><a id="l00379" name="l00379"></a><span class="lineno"> 379</span>{</div>
<div class="line"><a id="l00380" name="l00380"></a><span class="lineno"> 380</span> uint8_t errorCode = DMA_OK;</div>
<div class="line"><a id="l00381" name="l00381"></a><span class="lineno"> 381</span> </div>
<div class="line"><a id="l00382" name="l00382"></a><span class="lineno"> 382</span> <span class="comment">// Check for valid channel number and not busy</span></div>
<div class="line"><a id="l00383" name="l00383"></a><span class="lineno"> 383</span> errorCode = <a class="code hl_function" href="xc__drv__dma_8c.html#a2244b0458cc60e472bd0779b82c14e28">xc_dma_check_channel_busy</a>(ch_num);</div>
<div class="line"><a id="l00384" name="l00384"></a><span class="lineno"> 384</span> </div>
<div class="line"><a id="l00385" name="l00385"></a><span class="lineno"> 385</span> <span class="keywordflow">if</span> (errorCode == 0) {</div>
<div class="line"><a id="l00386" name="l00386"></a><span class="lineno"> 386</span> <span class="comment">// Loop through each channel in turn and disable</span></div>
<div class="line"><a id="l00387" name="l00387"></a><span class="lineno"> 387</span> <span class="comment">// the channel Irq for the selected channels.</span></div>
<div class="line"><a id="l00388" name="l00388"></a><span class="lineno"> 388</span> <span class="keywordflow">for</span> (uint8_t x = 0; x &lt; DMA_MAX_CHANNELS; x++) {</div>
<div class="line"><a id="l00389" name="l00389"></a><span class="lineno"> 389</span> <span class="keywordflow">if</span> (ch_num &amp; (1 &lt;&lt; x)) {</div>
<div class="line"><a id="l00390" name="l00390"></a><span class="lineno"> 390</span> <span class="keywordflow">if</span> (dma_ctl_l__int_en__getf(x) != 0x1) {</div>
<div class="line"><a id="l00391" name="l00391"></a><span class="lineno"> 391</span> dma_ctl_l__int_en__setf(x, ENABLE);</div>
<div class="line"><a id="l00392" name="l00392"></a><span class="lineno"> 392</span> }</div>
<div class="line"><a id="l00393" name="l00393"></a><span class="lineno"> 393</span> }</div>
<div class="line"><a id="l00394" name="l00394"></a><span class="lineno"> 394</span> }</div>
<div class="line"><a id="l00395" name="l00395"></a><span class="lineno"> 395</span> }</div>
<div class="line"><a id="l00396" name="l00396"></a><span class="lineno"> 396</span> </div>
<div class="line"><a id="l00397" name="l00397"></a><span class="lineno"> 397</span> <span class="keywordflow">return</span> errorCode;</div>
<div class="line"><a id="l00398" name="l00398"></a><span class="lineno"> 398</span>}</div>
<div class="line"><a id="l00399" name="l00399"></a><span class="lineno"> 399</span> </div>
<div class="line"><a id="l00411" name="l00411"></a><span class="lineno"><a class="line" href="xc__drv__dma_8c.html#a708efa76738b1bf786826e6cb8b5c0c8"> 411</a></span>__RAM_CODE uint8_t <a class="code hl_function" href="xc__drv__dma_8c.html#a708efa76738b1bf786826e6cb8b5c0c8">xc_dma_disable_channel_irq</a>(<a class="code hl_typedef" href="xc__drv__dma_8h.html#adc35119c04cdf625c5dc981bc33c8d8e">eDMA_Ch_Num</a> ch_num)</div>
<div class="line"><a id="l00412" name="l00412"></a><span class="lineno"> 412</span>{</div>
<div class="line"><a id="l00413" name="l00413"></a><span class="lineno"> 413</span> uint8_t errorCode = DMA_OK;</div>
<div class="line"><a id="l00414" name="l00414"></a><span class="lineno"> 414</span> </div>
<div class="line"><a id="l00415" name="l00415"></a><span class="lineno"> 415</span> <span class="comment">// Check for valid channel number and not busy</span></div>
<div class="line"><a id="l00416" name="l00416"></a><span class="lineno"> 416</span> errorCode = <a class="code hl_function" href="xc__drv__dma_8c.html#a2244b0458cc60e472bd0779b82c14e28">xc_dma_check_channel_busy</a>(ch_num);</div>
<div class="line"><a id="l00417" name="l00417"></a><span class="lineno"> 417</span> </div>
<div class="line"><a id="l00418" name="l00418"></a><span class="lineno"> 418</span> <span class="keywordflow">if</span> (errorCode == 0) {</div>
<div class="line"><a id="l00419" name="l00419"></a><span class="lineno"> 419</span> <span class="comment">// Loop through each channel in turn and disable</span></div>
<div class="line"><a id="l00420" name="l00420"></a><span class="lineno"> 420</span> <span class="comment">// the channel Irq for the selected channels.</span></div>
<div class="line"><a id="l00421" name="l00421"></a><span class="lineno"> 421</span> <span class="keywordflow">for</span> (uint8_t x = 0; x &lt; DMA_MAX_CHANNELS; x++) {</div>
<div class="line"><a id="l00422" name="l00422"></a><span class="lineno"> 422</span> <span class="keywordflow">if</span> (ch_num &amp; (1 &lt;&lt; x)) {</div>
<div class="line"><a id="l00423" name="l00423"></a><span class="lineno"> 423</span> <span class="keywordflow">if</span> (dma_ctl_l__int_en__getf(x) != 0x0) {</div>
<div class="line"><a id="l00424" name="l00424"></a><span class="lineno"> 424</span> dma_ctl_l__int_en__setf(x, DISABLE);</div>
<div class="line"><a id="l00425" name="l00425"></a><span class="lineno"> 425</span> }</div>
<div class="line"><a id="l00426" name="l00426"></a><span class="lineno"> 426</span> }</div>
<div class="line"><a id="l00427" name="l00427"></a><span class="lineno"> 427</span> }</div>
<div class="line"><a id="l00428" name="l00428"></a><span class="lineno"> 428</span> }</div>
<div class="line"><a id="l00429" name="l00429"></a><span class="lineno"> 429</span> </div>
<div class="line"><a id="l00430" name="l00430"></a><span class="lineno"> 430</span> <span class="keywordflow">return</span> errorCode;</div>
<div class="line"><a id="l00431" name="l00431"></a><span class="lineno"> 431</span>}</div>
<div class="line"><a id="l00432" name="l00432"></a><span class="lineno"> 432</span> </div>
<div class="line"><a id="l00444" name="l00444"></a><span class="lineno"><a class="line" href="xc__drv__dma_8c.html#a95df1b376de19770e225ca55a893faf1"> 444</a></span>__RAM_CODE uint8_t <a class="code hl_function" href="xc__drv__dma_8c.html#a95df1b376de19770e225ca55a893faf1">xc_dma_mask_irq</a>(<a class="code hl_typedef" href="xc__drv__dma_8h.html#adc35119c04cdf625c5dc981bc33c8d8e">eDMA_Ch_Num</a> ch_num, <a class="code hl_typedef" href="xc__drv__dma_8h.html#aacaab31937e437ef937e2a2cf577132d">eDMA_Irq</a> ch_irq)</div>
<div class="line"><a id="l00445" name="l00445"></a><span class="lineno"> 445</span>{</div>
<div class="line"><a id="l00446" name="l00446"></a><span class="lineno"> 446</span> uint8_t errorCode = DMA_OK;</div>
<div class="line"><a id="l00447" name="l00447"></a><span class="lineno"> 447</span> uint16_t reg;</div>
<div class="line"><a id="l00448" name="l00448"></a><span class="lineno"> 448</span> </div>
<div class="line"><a id="l00449" name="l00449"></a><span class="lineno"> 449</span> <span class="comment">// Check for valid channel number</span></div>
<div class="line"><a id="l00450" name="l00450"></a><span class="lineno"> 450</span> errorCode = <a class="code hl_function" href="xc__drv__dma_8c.html#a13b80ddb37038ffbbb1013403abeb924">xc_dma_check_channel_range</a>(ch_num);</div>
<div class="line"><a id="l00451" name="l00451"></a><span class="lineno"> 451</span> <span class="keywordflow">if</span> (errorCode == 0) {</div>
<div class="line"><a id="l00452" name="l00452"></a><span class="lineno"> 452</span> <span class="comment">// Loop through and clear the selected channel Irq</span></div>
<div class="line"><a id="l00453" name="l00453"></a><span class="lineno"> 453</span> <span class="comment">// for the targeted channels.</span></div>
<div class="line"><a id="l00454" name="l00454"></a><span class="lineno"> 454</span> reg = (ch_num &amp; (<a class="code hl_enumvalue" href="xc__drv__dma_8h.html#af3f5c49848d9c1b1f7b22307dab279d2a070f3853f267125ff6481bec4a41f052">DMA_ALL_CHANNELS</a> &lt;&lt; 8));</div>
<div class="line"><a id="l00455" name="l00455"></a><span class="lineno"> 455</span> <span class="keywordflow">for</span> (uint8_t x = 0; x &lt; DMA_MAX_INTERRUPTS; x++) {</div>
<div class="line"><a id="l00456" name="l00456"></a><span class="lineno"> 456</span> <span class="keywordflow">if</span> (ch_irq &amp; (1 &lt;&lt; x)) {</div>
<div class="line"><a id="l00457" name="l00457"></a><span class="lineno"> 457</span> <span class="keywordflow">switch</span> (x) {</div>
<div class="line"><a id="l00458" name="l00458"></a><span class="lineno"> 458</span> <span class="keywordflow">case</span> 0:</div>
<div class="line"><a id="l00459" name="l00459"></a><span class="lineno"> 459</span> dma_mask_tfr_set(reg);</div>
<div class="line"><a id="l00460" name="l00460"></a><span class="lineno"> 460</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00461" name="l00461"></a><span class="lineno"> 461</span> <span class="keywordflow">case</span> 1:</div>
<div class="line"><a id="l00462" name="l00462"></a><span class="lineno"> 462</span> dma_mask_block_set(reg);</div>
<div class="line"><a id="l00463" name="l00463"></a><span class="lineno"> 463</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00464" name="l00464"></a><span class="lineno"> 464</span> <span class="keywordflow">case</span> 2:</div>
<div class="line"><a id="l00465" name="l00465"></a><span class="lineno"> 465</span> dma_mask_src_tran_set(reg);</div>
<div class="line"><a id="l00466" name="l00466"></a><span class="lineno"> 466</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00467" name="l00467"></a><span class="lineno"> 467</span> <span class="keywordflow">case</span> 3:</div>
<div class="line"><a id="l00468" name="l00468"></a><span class="lineno"> 468</span> dma_mask_dst_tran_set(reg);</div>
<div class="line"><a id="l00469" name="l00469"></a><span class="lineno"> 469</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00470" name="l00470"></a><span class="lineno"> 470</span> <span class="keywordflow">case</span> 4:</div>
<div class="line"><a id="l00471" name="l00471"></a><span class="lineno"> 471</span> dma_mask_err_set(reg);</div>
<div class="line"><a id="l00472" name="l00472"></a><span class="lineno"> 472</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00473" name="l00473"></a><span class="lineno"> 473</span> }</div>
<div class="line"><a id="l00474" name="l00474"></a><span class="lineno"> 474</span> }</div>
<div class="line"><a id="l00475" name="l00475"></a><span class="lineno"> 475</span> }</div>
<div class="line"><a id="l00476" name="l00476"></a><span class="lineno"> 476</span> }</div>
<div class="line"><a id="l00477" name="l00477"></a><span class="lineno"> 477</span> </div>
<div class="line"><a id="l00478" name="l00478"></a><span class="lineno"> 478</span> <span class="keywordflow">return</span> errorCode;</div>
<div class="line"><a id="l00479" name="l00479"></a><span class="lineno"> 479</span>}</div>
<div class="line"><a id="l00480" name="l00480"></a><span class="lineno"> 480</span> </div>
<div class="line"><a id="l00492" name="l00492"></a><span class="lineno"><a class="line" href="xc__drv__dma_8c.html#a688aa1427a749147f1f00fcf735b2cf1"> 492</a></span>uint8_t <a class="code hl_function" href="xc__drv__dma_8c.html#a688aa1427a749147f1f00fcf735b2cf1">xc_dma_unmask_irq</a>(<a class="code hl_typedef" href="xc__drv__dma_8h.html#adc35119c04cdf625c5dc981bc33c8d8e">eDMA_Ch_Num</a> ch_num, <a class="code hl_typedef" href="xc__drv__dma_8h.html#aacaab31937e437ef937e2a2cf577132d">eDMA_Irq</a> ch_irq)</div>
<div class="line"><a id="l00493" name="l00493"></a><span class="lineno"> 493</span>{</div>
<div class="line"><a id="l00494" name="l00494"></a><span class="lineno"> 494</span> uint8_t errorCode = DMA_OK;</div>
<div class="line"><a id="l00495" name="l00495"></a><span class="lineno"> 495</span> uint16_t reg;</div>
<div class="line"><a id="l00496" name="l00496"></a><span class="lineno"> 496</span> </div>
<div class="line"><a id="l00497" name="l00497"></a><span class="lineno"> 497</span> <span class="comment">// Check for valid channel number</span></div>
<div class="line"><a id="l00498" name="l00498"></a><span class="lineno"> 498</span> errorCode = <a class="code hl_function" href="xc__drv__dma_8c.html#a13b80ddb37038ffbbb1013403abeb924">xc_dma_check_channel_range</a>(ch_num);</div>
<div class="line"><a id="l00499" name="l00499"></a><span class="lineno"> 499</span> <span class="keywordflow">if</span> (errorCode == 0) {</div>
<div class="line"><a id="l00500" name="l00500"></a><span class="lineno"> 500</span> <span class="comment">// Loop through and clear the selected channel Irq</span></div>
<div class="line"><a id="l00501" name="l00501"></a><span class="lineno"> 501</span> <span class="comment">// for the targeted channels.</span></div>
<div class="line"><a id="l00502" name="l00502"></a><span class="lineno"> 502</span> reg = ch_num;</div>
<div class="line"><a id="l00503" name="l00503"></a><span class="lineno"> 503</span> <span class="keywordflow">for</span> (uint8_t x = 0; x &lt; DMA_MAX_INTERRUPTS; x++) {</div>
<div class="line"><a id="l00504" name="l00504"></a><span class="lineno"> 504</span> <span class="keywordflow">if</span> (ch_irq &amp; (1 &lt;&lt; x)) {</div>
<div class="line"><a id="l00505" name="l00505"></a><span class="lineno"> 505</span> <span class="keywordflow">switch</span> (x) {</div>
<div class="line"><a id="l00506" name="l00506"></a><span class="lineno"> 506</span> <span class="keywordflow">case</span> 0:</div>
<div class="line"><a id="l00507" name="l00507"></a><span class="lineno"> 507</span> dma_mask_tfr_set(reg);</div>
<div class="line"><a id="l00508" name="l00508"></a><span class="lineno"> 508</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00509" name="l00509"></a><span class="lineno"> 509</span> <span class="keywordflow">case</span> 1:</div>
<div class="line"><a id="l00510" name="l00510"></a><span class="lineno"> 510</span> dma_mask_block_set(reg);</div>
<div class="line"><a id="l00511" name="l00511"></a><span class="lineno"> 511</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00512" name="l00512"></a><span class="lineno"> 512</span> <span class="keywordflow">case</span> 2:</div>
<div class="line"><a id="l00513" name="l00513"></a><span class="lineno"> 513</span> dma_mask_src_tran_set(reg);</div>
<div class="line"><a id="l00514" name="l00514"></a><span class="lineno"> 514</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00515" name="l00515"></a><span class="lineno"> 515</span> <span class="keywordflow">case</span> 3:</div>
<div class="line"><a id="l00516" name="l00516"></a><span class="lineno"> 516</span> dma_mask_dst_tran_set(reg);</div>
<div class="line"><a id="l00517" name="l00517"></a><span class="lineno"> 517</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00518" name="l00518"></a><span class="lineno"> 518</span> <span class="keywordflow">case</span> 4:</div>
<div class="line"><a id="l00519" name="l00519"></a><span class="lineno"> 519</span> dma_mask_err_set(reg);</div>
<div class="line"><a id="l00520" name="l00520"></a><span class="lineno"> 520</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00521" name="l00521"></a><span class="lineno"> 521</span> }</div>
<div class="line"><a id="l00522" name="l00522"></a><span class="lineno"> 522</span> }</div>
<div class="line"><a id="l00523" name="l00523"></a><span class="lineno"> 523</span> }</div>
<div class="line"><a id="l00524" name="l00524"></a><span class="lineno"> 524</span> }</div>
<div class="line"><a id="l00525" name="l00525"></a><span class="lineno"> 525</span> </div>
<div class="line"><a id="l00526" name="l00526"></a><span class="lineno"> 526</span> <span class="keywordflow">return</span> errorCode;</div>
<div class="line"><a id="l00527" name="l00527"></a><span class="lineno"> 527</span>}</div>
<div class="line"><a id="l00528" name="l00528"></a><span class="lineno"> 528</span> </div>
<div class="line"><a id="l00540" name="l00540"></a><span class="lineno"><a class="line" href="xc__drv__dma_8c.html#a427a330c74ef1163d072cc754c3d21d6"> 540</a></span>__RAM_CODE uint8_t <a class="code hl_function" href="xc__drv__dma_8c.html#a427a330c74ef1163d072cc754c3d21d6">xc_dma_clear_irq</a>(<a class="code hl_typedef" href="xc__drv__dma_8h.html#adc35119c04cdf625c5dc981bc33c8d8e">eDMA_Ch_Num</a> ch_num, <a class="code hl_typedef" href="xc__drv__dma_8h.html#aacaab31937e437ef937e2a2cf577132d">eDMA_Irq</a> ch_irq)</div>
<div class="line"><a id="l00541" name="l00541"></a><span class="lineno"> 541</span>{</div>
<div class="line"><a id="l00542" name="l00542"></a><span class="lineno"> 542</span> uint8_t errorCode = DMA_OK;</div>
<div class="line"><a id="l00543" name="l00543"></a><span class="lineno"> 543</span> uint16_t reg;</div>
<div class="line"><a id="l00544" name="l00544"></a><span class="lineno"> 544</span> </div>
<div class="line"><a id="l00545" name="l00545"></a><span class="lineno"> 545</span> <span class="comment">// Check for valid channel number</span></div>
<div class="line"><a id="l00546" name="l00546"></a><span class="lineno"> 546</span> errorCode = <a class="code hl_function" href="xc__drv__dma_8c.html#a13b80ddb37038ffbbb1013403abeb924">xc_dma_check_channel_range</a>(ch_num);</div>
<div class="line"><a id="l00547" name="l00547"></a><span class="lineno"> 547</span> <span class="keywordflow">if</span> (errorCode == 0) {</div>
<div class="line"><a id="l00548" name="l00548"></a><span class="lineno"> 548</span> <span class="comment">// Loop through and clear the selected channel Irq</span></div>
<div class="line"><a id="l00549" name="l00549"></a><span class="lineno"> 549</span> <span class="comment">// for the targeted channels.</span></div>
<div class="line"><a id="l00550" name="l00550"></a><span class="lineno"> 550</span> reg = (ch_num &amp; (<a class="code hl_enumvalue" href="xc__drv__dma_8h.html#af3f5c49848d9c1b1f7b22307dab279d2a070f3853f267125ff6481bec4a41f052">DMA_ALL_CHANNELS</a> &gt;&gt; 8));</div>
<div class="line"><a id="l00551" name="l00551"></a><span class="lineno"> 551</span> <span class="keywordflow">for</span> (uint8_t x = 0; x &lt; DMA_MAX_INTERRUPTS; x++) {</div>
<div class="line"><a id="l00552" name="l00552"></a><span class="lineno"> 552</span> <span class="keywordflow">if</span> (ch_irq &amp; (1 &lt;&lt; x)) {</div>
<div class="line"><a id="l00553" name="l00553"></a><span class="lineno"> 553</span> <span class="keywordflow">switch</span> (x) {</div>
<div class="line"><a id="l00554" name="l00554"></a><span class="lineno"> 554</span> <span class="keywordflow">case</span> 0:</div>
<div class="line"><a id="l00555" name="l00555"></a><span class="lineno"> 555</span> dma_clear_tfr_set(reg);</div>
<div class="line"><a id="l00556" name="l00556"></a><span class="lineno"> 556</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00557" name="l00557"></a><span class="lineno"> 557</span> <span class="keywordflow">case</span> 1:</div>
<div class="line"><a id="l00558" name="l00558"></a><span class="lineno"> 558</span> dma_clear_block_set(reg);</div>
<div class="line"><a id="l00559" name="l00559"></a><span class="lineno"> 559</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00560" name="l00560"></a><span class="lineno"> 560</span> <span class="keywordflow">case</span> 2:</div>
<div class="line"><a id="l00561" name="l00561"></a><span class="lineno"> 561</span> dma_clear_src_tran_set(reg);</div>
<div class="line"><a id="l00562" name="l00562"></a><span class="lineno"> 562</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00563" name="l00563"></a><span class="lineno"> 563</span> <span class="keywordflow">case</span> 3:</div>
<div class="line"><a id="l00564" name="l00564"></a><span class="lineno"> 564</span> dma_clear_dst_tran_set(reg);</div>
<div class="line"><a id="l00565" name="l00565"></a><span class="lineno"> 565</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00566" name="l00566"></a><span class="lineno"> 566</span> <span class="keywordflow">case</span> 4:</div>
<div class="line"><a id="l00567" name="l00567"></a><span class="lineno"> 567</span> dma_clear_err_set(reg);</div>
<div class="line"><a id="l00568" name="l00568"></a><span class="lineno"> 568</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00569" name="l00569"></a><span class="lineno"> 569</span> }</div>
<div class="line"><a id="l00570" name="l00570"></a><span class="lineno"> 570</span> }</div>
<div class="line"><a id="l00571" name="l00571"></a><span class="lineno"> 571</span> }</div>
<div class="line"><a id="l00572" name="l00572"></a><span class="lineno"> 572</span> }</div>
<div class="line"><a id="l00573" name="l00573"></a><span class="lineno"> 573</span> </div>
<div class="line"><a id="l00574" name="l00574"></a><span class="lineno"> 574</span> <span class="keywordflow">return</span> errorCode;</div>
<div class="line"><a id="l00575" name="l00575"></a><span class="lineno"> 575</span>}</div>
<div class="line"><a id="l00576" name="l00576"></a><span class="lineno"> 576</span> </div>
<div class="line"><a id="l00588" name="l00588"></a><span class="lineno"><a class="line" href="xc__drv__dma_8c.html#a4f877ea73efc329e8ca621ecb1aa249a"> 588</a></span>__RAM_CODE uint8_t <a class="code hl_function" href="xc__drv__dma_8c.html#a4f877ea73efc329e8ca621ecb1aa249a">xc_dma_init</a>(<span class="keywordtype">void</span>)</div>
<div class="line"><a id="l00589" name="l00589"></a><span class="lineno"> 589</span>{</div>
<div class="line"><a id="l00590" name="l00590"></a><span class="lineno"> 590</span> <span class="comment">// Remove from test mode</span></div>
<div class="line"><a id="l00591" name="l00591"></a><span class="lineno"> 591</span> <a class="code hl_function" href="xc__drv__dma_8c.html#a809355d4305b53844d949d56241e67ed">xc_dma_set_test_mode</a>(DISABLE);</div>
<div class="line"><a id="l00592" name="l00592"></a><span class="lineno"> 592</span> <span class="comment">// Reset the DMA instance structure</span></div>
<div class="line"><a id="l00593" name="l00593"></a><span class="lineno"> 593</span> <a class="code hl_function" href="xc__drv__dma_8c.html#a7d2035982e1a40e87404b77ce9dc3daf">xc_dma_reset_instance</a>(&amp;<a class="code hl_variable" href="xc__drv__dma_8c.html#ae8caf2cc77abff85600e4638568e957e">DMA_Instance</a>);</div>
<div class="line"><a id="l00594" name="l00594"></a><span class="lineno"> 594</span> <span class="comment">// Disable the DMA controller</span></div>
<div class="line"><a id="l00595" name="l00595"></a><span class="lineno"> 595</span> uint8_t errorCode = <a class="code hl_function" href="xc__drv__dma_8c.html#a1965b626cd47d6b88f4d03cbe5a9d441">xc_dma_disable</a>( );</div>
<div class="line"><a id="l00596" name="l00596"></a><span class="lineno"> 596</span> <span class="keywordflow">if</span> (errorCode == 0) {</div>
<div class="line"><a id="l00597" name="l00597"></a><span class="lineno"> 597</span> <span class="comment">// Disable all DMA channels</span></div>
<div class="line"><a id="l00598" name="l00598"></a><span class="lineno"> 598</span> errorCode = <a class="code hl_function" href="xc__drv__dma_8c.html#a2c67bddba7f2fda4a38e0ca9a5d1ac80">xc_dma_disable_channel</a>(<a class="code hl_enumvalue" href="xc__drv__dma_8h.html#af3f5c49848d9c1b1f7b22307dab279d2a070f3853f267125ff6481bec4a41f052">DMA_ALL_CHANNELS</a>);</div>
<div class="line"><a id="l00599" name="l00599"></a><span class="lineno"> 599</span> }</div>
<div class="line"><a id="l00600" name="l00600"></a><span class="lineno"> 600</span> </div>
<div class="line"><a id="l00601" name="l00601"></a><span class="lineno"> 601</span> <span class="keywordflow">if</span> (errorCode == 0) {</div>
<div class="line"><a id="l00602" name="l00602"></a><span class="lineno"> 602</span> <span class="comment">// Disable all channel interrupts</span></div>
<div class="line"><a id="l00603" name="l00603"></a><span class="lineno"> 603</span> errorCode = <a class="code hl_function" href="xc__drv__dma_8c.html#a708efa76738b1bf786826e6cb8b5c0c8">xc_dma_disable_channel_irq</a>(<a class="code hl_enumvalue" href="xc__drv__dma_8h.html#af3f5c49848d9c1b1f7b22307dab279d2a070f3853f267125ff6481bec4a41f052">DMA_ALL_CHANNELS</a>);</div>
<div class="line"><a id="l00604" name="l00604"></a><span class="lineno"> 604</span> }</div>
<div class="line"><a id="l00605" name="l00605"></a><span class="lineno"> 605</span> </div>
<div class="line"><a id="l00606" name="l00606"></a><span class="lineno"> 606</span> <span class="keywordflow">if</span> (errorCode == 0) {</div>
<div class="line"><a id="l00607" name="l00607"></a><span class="lineno"> 607</span> <span class="comment">// Mask all channel interrupts</span></div>
<div class="line"><a id="l00608" name="l00608"></a><span class="lineno"> 608</span> errorCode = <a class="code hl_function" href="xc__drv__dma_8c.html#a95df1b376de19770e225ca55a893faf1">xc_dma_mask_irq</a>(<a class="code hl_enumvalue" href="xc__drv__dma_8h.html#af3f5c49848d9c1b1f7b22307dab279d2a070f3853f267125ff6481bec4a41f052">DMA_ALL_CHANNELS</a>, <a class="code hl_enumvalue" href="xc__drv__dma_8h.html#aa0e7bbff623bf2524d0d12fbda988536a95380e8b1c8aec7cc39eac313d12f766">DMA_IRQ_ALL</a>);</div>
<div class="line"><a id="l00609" name="l00609"></a><span class="lineno"> 609</span> }</div>
<div class="line"><a id="l00610" name="l00610"></a><span class="lineno"> 610</span> </div>
<div class="line"><a id="l00611" name="l00611"></a><span class="lineno"> 611</span> <span class="keywordflow">if</span> (errorCode == 0) {</div>
<div class="line"><a id="l00612" name="l00612"></a><span class="lineno"> 612</span> <span class="comment">// Clear any pending interrupts</span></div>
<div class="line"><a id="l00613" name="l00613"></a><span class="lineno"> 613</span> errorCode = <a class="code hl_function" href="xc__drv__dma_8c.html#a427a330c74ef1163d072cc754c3d21d6">xc_dma_clear_irq</a>(<a class="code hl_enumvalue" href="xc__drv__dma_8h.html#af3f5c49848d9c1b1f7b22307dab279d2a070f3853f267125ff6481bec4a41f052">DMA_ALL_CHANNELS</a>, <a class="code hl_enumvalue" href="xc__drv__dma_8h.html#aa0e7bbff623bf2524d0d12fbda988536a95380e8b1c8aec7cc39eac313d12f766">DMA_IRQ_ALL</a>);</div>
<div class="line"><a id="l00614" name="l00614"></a><span class="lineno"> 614</span> }</div>
<div class="line"><a id="l00615" name="l00615"></a><span class="lineno"> 615</span> </div>
<div class="line"><a id="l00616" name="l00616"></a><span class="lineno"> 616</span> <span class="keywordflow">return</span> errorCode;</div>
<div class="line"><a id="l00617" name="l00617"></a><span class="lineno"> 617</span>}</div>
<div class="line"><a id="l00618" name="l00618"></a><span class="lineno"> 618</span> </div>
<div class="line"><a id="l00630" name="l00630"></a><span class="lineno"><a class="line" href="xc__drv__dma_8c.html#a31f134e01990fa0497c02c33909ac6ba"> 630</a></span>__RAM_CODE uint8_t <a class="code hl_function" href="xc__drv__dma_8c.html#a31f134e01990fa0497c02c33909ac6ba">xc_dma_set_channel_config</a>(<a class="code hl_typedef" href="xc__drv__dma_8h.html#adc35119c04cdf625c5dc981bc33c8d8e">eDMA_Ch_Num</a> ch_num,</div>
<div class="line"><a id="l00631" name="l00631"></a><span class="lineno"> 631</span> <a class="code hl_struct" href="structdmac__channel__config.html">DMA_Chx_Cfg_t</a> *ch)</div>
<div class="line"><a id="l00632" name="l00632"></a><span class="lineno"> 632</span>{</div>
<div class="line"><a id="l00633" name="l00633"></a><span class="lineno"> 633</span> uint8_t errorCode;</div>
<div class="line"><a id="l00634" name="l00634"></a><span class="lineno"> 634</span> uint8_t ch_index;</div>
<div class="line"><a id="l00635" name="l00635"></a><span class="lineno"> 635</span> </div>
<div class="line"><a id="l00636" name="l00636"></a><span class="lineno"> 636</span> ch_index = <a class="code hl_function" href="xc__drv__dma_8c.html#ad4fcefc32bfa45c6facb2afb28f2979b">xc_dma_get_channel_index</a>(ch_num);</div>
<div class="line"><a id="l00637" name="l00637"></a><span class="lineno"> 637</span> </div>
<div class="line"><a id="l00638" name="l00638"></a><span class="lineno"> 638</span> <span class="comment">// Check for valid channel number and not busy</span></div>
<div class="line"><a id="l00639" name="l00639"></a><span class="lineno"> 639</span> errorCode = <a class="code hl_function" href="xc__drv__dma_8c.html#a2244b0458cc60e472bd0779b82c14e28">xc_dma_check_channel_busy</a>(ch_num);</div>
<div class="line"><a id="l00640" name="l00640"></a><span class="lineno"> 640</span> <span class="keywordflow">if</span> (errorCode == 0) {</div>
<div class="line"><a id="l00641" name="l00641"></a><span class="lineno"> 641</span> <span class="comment">// Set the control register</span></div>
<div class="line"><a id="l00642" name="l00642"></a><span class="lineno"> 642</span> dma_ctl_l_pack(ch_index, ch-&gt;<a class="code hl_variable" href="structdmac__channel__config.html#aae997d5893b5e2bcfe8e03d7b87e01f9">ctl_tt_fc</a>, ch-&gt;<a class="code hl_variable" href="structdmac__channel__config.html#aae32dad27dfa53d8bc75d054dc546704">ctl_src_msize</a>, ch-&gt;<a class="code hl_variable" href="structdmac__channel__config.html#a025cd313f43b5322c8903e4a4c0e86dc">ctl_dst_msize</a>,</div>
<div class="line"><a id="l00643" name="l00643"></a><span class="lineno"> 643</span> ch-&gt;<a class="code hl_variable" href="structdmac__channel__config.html#afc9c71f01b7ed4d1321ef2f4ce2906d6">ctl_sinc</a>, ch-&gt;<a class="code hl_variable" href="structdmac__channel__config.html#ad002c9ea461cf97ae039f498c8ab71cc">ctl_dinc</a>, ch-&gt;<a class="code hl_variable" href="structdmac__channel__config.html#a2c869499d11537efe86012d1cd391ee2">ctl_src_tr_width</a>, ch-&gt;<a class="code hl_variable" href="structdmac__channel__config.html#ab5956465ac90e82fc3979410323018c3">ctl_dst_tr_width</a>,</div>
<div class="line"><a id="l00644" name="l00644"></a><span class="lineno"> 644</span> 0);</div>
<div class="line"><a id="l00645" name="l00645"></a><span class="lineno"> 645</span> </div>
<div class="line"><a id="l00646" name="l00646"></a><span class="lineno"> 646</span> dma_ctl_h__block_ts__setf(ch_index, ch-&gt;<a class="code hl_variable" href="structdmac__channel__config.html#a18cb3ad92a6460c1a53cbaf67c4ac633">ctl_block_ts</a>);</div>
<div class="line"><a id="l00647" name="l00647"></a><span class="lineno"> 647</span> </div>
<div class="line"><a id="l00648" name="l00648"></a><span class="lineno"> 648</span> <span class="comment">// Set the config register</span></div>
<div class="line"><a id="l00649" name="l00649"></a><span class="lineno"> 649</span> dma_cfg_l__hs_sel_src__setf(ch_index, ch-&gt;<a class="code hl_variable" href="structdmac__channel__config.html#a8b366ab791916a462337e0addbc5a34d">cfg_hs_sel_src</a>);</div>
<div class="line"><a id="l00650" name="l00650"></a><span class="lineno"> 650</span> dma_cfg_l__hs_sel_dst__setf(ch_index, ch-&gt;<a class="code hl_variable" href="structdmac__channel__config.html#a8d0eb0cc43b78fa0abf997e17ceb1708">cfg_hs_sel_dst</a>);</div>
<div class="line"><a id="l00651" name="l00651"></a><span class="lineno"> 651</span> </div>
<div class="line"><a id="l00652" name="l00652"></a><span class="lineno"> 652</span> dma_cfg_h_pack(ch_index, (ch-&gt;<a class="code hl_variable" href="structdmac__channel__config.html#ac7285200ccb80f11cbb7051097fd4a62">cfg_dst_per</a> &amp; 0xf), (ch-&gt;<a class="code hl_variable" href="structdmac__channel__config.html#af1c7ff3ece562a69ae2c32649d16fb6c">cfg_src_per</a> &amp; 0xf), (ch-&gt;<a class="code hl_variable" href="structdmac__channel__config.html#a1aa11ccb407a70c0ee3fc710bd74882c">cfg_fifo_mode</a> &amp; 0x1));</div>
<div class="line"><a id="l00653" name="l00653"></a><span class="lineno"> 653</span> </div>
<div class="line"><a id="l00654" name="l00654"></a><span class="lineno"> 654</span> <span class="comment">// set the SAR/DAR registers</span></div>
<div class="line"><a id="l00655" name="l00655"></a><span class="lineno"> 655</span> dma_sar_set(ch_index, ch-&gt;<a class="code hl_variable" href="structdmac__channel__config.html#ad69516bcbc72c762ea6dc20a0b67e62b">sar</a>);</div>
<div class="line"><a id="l00656" name="l00656"></a><span class="lineno"> 656</span> dma_dar_set(ch_index, ch-&gt;<a class="code hl_variable" href="structdmac__channel__config.html#a0344ecc1d90d3bae1b96799ffc425ca6">dar</a>);</div>
<div class="line"><a id="l00657" name="l00657"></a><span class="lineno"> 657</span> };</div>
<div class="line"><a id="l00658" name="l00658"></a><span class="lineno"> 658</span> </div>
<div class="line"><a id="l00659" name="l00659"></a><span class="lineno"> 659</span> <span class="keywordflow">return</span> errorCode;</div>
<div class="line"><a id="l00660" name="l00660"></a><span class="lineno"> 660</span>}</div>
<div class="line"><a id="l00661" name="l00661"></a><span class="lineno"> 661</span> </div>
<div class="line"><a id="l00673" name="l00673"></a><span class="lineno"><a class="line" href="xc__drv__dma_8c.html#a328ca7d29d7bd50e781ae4af2773ca72"> 673</a></span>__RAM_CODE <span class="keywordtype">bool</span> <a class="code hl_function" href="xc__drv__dma_8c.html#a328ca7d29d7bd50e781ae4af2773ca72">xc_dma_set_listener</a>(<a class="code hl_typedef" href="xc__drv__dma_8h.html#adc35119c04cdf625c5dc981bc33c8d8e">eDMA_Ch_Num</a> ch_num,</div>
<div class="line"><a id="l00674" name="l00674"></a><span class="lineno"> 674</span> <a class="code hl_typedef" href="xc__drv__dma_8h.html#af53224441ba44c692d5d2d98dc994e7d">DMA_Callback</a> userFunction)</div>
<div class="line"><a id="l00675" name="l00675"></a><span class="lineno"> 675</span>{</div>
<div class="line"><a id="l00676" name="l00676"></a><span class="lineno"> 676</span> uint8_t ch_index;</div>
<div class="line"><a id="l00677" name="l00677"></a><span class="lineno"> 677</span> <a class="code hl_struct" href="structdma__instance__s.html">DMA_Instance_t</a> *inst = &amp;<a class="code hl_variable" href="xc__drv__dma_8c.html#ae8caf2cc77abff85600e4638568e957e">DMA_Instance</a>;</div>
<div class="line"><a id="l00678" name="l00678"></a><span class="lineno"> 678</span> </div>
<div class="line"><a id="l00679" name="l00679"></a><span class="lineno"> 679</span> ch_index = <a class="code hl_function" href="xc__drv__dma_8c.html#ad4fcefc32bfa45c6facb2afb28f2979b">xc_dma_get_channel_index</a>(ch_num);</div>
<div class="line"><a id="l00680" name="l00680"></a><span class="lineno"> 680</span> </div>
<div class="line"><a id="l00681" name="l00681"></a><span class="lineno"> 681</span> <span class="comment">// Allow only ONE channel to be specified</span></div>
<div class="line"><a id="l00682" name="l00682"></a><span class="lineno"> 682</span> <span class="keywordflow">if</span> (ch_index == DMA_MAX_CHANNELS)</div>
<div class="line"><a id="l00683" name="l00683"></a><span class="lineno"> 683</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00684" name="l00684"></a><span class="lineno"> 684</span> </div>
<div class="line"><a id="l00685" name="l00685"></a><span class="lineno"> 685</span> <span class="comment">// Check that the specified channel is in range</span></div>
<div class="line"><a id="l00686" name="l00686"></a><span class="lineno"> 686</span> <span class="keywordflow">if</span> (ch_num &amp; (~<a class="code hl_enumvalue" href="xc__drv__dma_8h.html#af3f5c49848d9c1b1f7b22307dab279d2a070f3853f267125ff6481bec4a41f052">DMA_ALL_CHANNELS</a>))</div>
<div class="line"><a id="l00687" name="l00687"></a><span class="lineno"> 687</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00688" name="l00688"></a><span class="lineno"> 688</span> </div>
<div class="line"><a id="l00689" name="l00689"></a><span class="lineno"> 689</span> inst-&gt;<a class="code hl_variable" href="structdma__instance__s.html#a973acf59c65c24a758641827d7138c67">Ch</a>[ch_index].<a class="code hl_variable" href="structdma__instance__s.html#a721f7cadf0767260e80e84685c38535c">userListener</a> = userFunction;</div>
<div class="line"><a id="l00690" name="l00690"></a><span class="lineno"> 690</span> </div>
<div class="line"><a id="l00691" name="l00691"></a><span class="lineno"> 691</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a id="l00692" name="l00692"></a><span class="lineno"> 692</span>}</div>
<div class="line"><a id="l00693" name="l00693"></a><span class="lineno"> 693</span> </div>
<div class="line"><a id="l00705" name="l00705"></a><span class="lineno"><a class="line" href="xc__drv__dma_8c.html#ac15179d76ce121189294b71f6a94aec6"> 705</a></span>__RAM_CODE uint8_t <a class="code hl_function" href="xc__drv__dma_8c.html#ac15179d76ce121189294b71f6a94aec6">xc_dma_start_transfer</a>(<a class="code hl_typedef" href="xc__drv__dma_8h.html#adc35119c04cdf625c5dc981bc33c8d8e">eDMA_Ch_Num</a> ch_num, <a class="code hl_typedef" href="xc__drv__dma_8h.html#af53224441ba44c692d5d2d98dc994e7d">DMA_Callback</a> cb_func)</div>
<div class="line"><a id="l00706" name="l00706"></a><span class="lineno"> 706</span>{</div>
<div class="line"><a id="l00707" name="l00707"></a><span class="lineno"> 707</span> uint8_t errorCode;</div>
<div class="line"><a id="l00708" name="l00708"></a><span class="lineno"> 708</span> uint8_t ch_index;</div>
<div class="line"><a id="l00709" name="l00709"></a><span class="lineno"> 709</span> </div>
<div class="line"><a id="l00710" name="l00710"></a><span class="lineno"> 710</span> <a class="code hl_struct" href="structdma__instance__s.html">DMA_Instance_t</a> *inst = &amp;<a class="code hl_variable" href="xc__drv__dma_8c.html#ae8caf2cc77abff85600e4638568e957e">DMA_Instance</a>;</div>
<div class="line"><a id="l00711" name="l00711"></a><span class="lineno"> 711</span> <span class="comment">// Update the channel instance</span></div>
<div class="line"><a id="l00712" name="l00712"></a><span class="lineno"> 712</span> ch_index = <a class="code hl_function" href="xc__drv__dma_8c.html#ad4fcefc32bfa45c6facb2afb28f2979b">xc_dma_get_channel_index</a>(ch_num);</div>
<div class="line"><a id="l00713" name="l00713"></a><span class="lineno"> 713</span> </div>
<div class="line"><a id="l00714" name="l00714"></a><span class="lineno"> 714</span> <span class="comment">// Allow only ONE channel to be specified</span></div>
<div class="line"><a id="l00715" name="l00715"></a><span class="lineno"> 715</span> <span class="keywordflow">if</span> (ch_index == DMA_MAX_CHANNELS) {</div>
<div class="line"><a id="l00716" name="l00716"></a><span class="lineno"> 716</span> errorCode = DMA_ECHRNG;</div>
<div class="line"><a id="l00717" name="l00717"></a><span class="lineno"> 717</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00718" name="l00718"></a><span class="lineno"> 718</span> <span class="comment">// Check for valid channel number and not busy</span></div>
<div class="line"><a id="l00719" name="l00719"></a><span class="lineno"> 719</span> errorCode = <a class="code hl_function" href="xc__drv__dma_8c.html#a2244b0458cc60e472bd0779b82c14e28">xc_dma_check_channel_busy</a>(ch_num);</div>
<div class="line"><a id="l00720" name="l00720"></a><span class="lineno"> 720</span> }</div>
<div class="line"><a id="l00721" name="l00721"></a><span class="lineno"> 721</span> </div>
<div class="line"><a id="l00722" name="l00722"></a><span class="lineno"> 722</span> <span class="keywordflow">if</span> (errorCode == 0) {</div>
<div class="line"><a id="l00723" name="l00723"></a><span class="lineno"> 723</span> <span class="comment">// Disable the channels interrupts</span></div>
<div class="line"><a id="l00724" name="l00724"></a><span class="lineno"> 724</span> errorCode = <a class="code hl_function" href="xc__drv__dma_8c.html#a708efa76738b1bf786826e6cb8b5c0c8">xc_dma_disable_channel_irq</a>(ch_num);</div>
<div class="line"><a id="l00725" name="l00725"></a><span class="lineno"> 725</span> }</div>
<div class="line"><a id="l00726" name="l00726"></a><span class="lineno"> 726</span> </div>
<div class="line"><a id="l00727" name="l00727"></a><span class="lineno"> 727</span> <span class="keywordflow">if</span> (errorCode == 0) {</div>
<div class="line"><a id="l00728" name="l00728"></a><span class="lineno"> 728</span> <span class="comment">// set the call back function, the number of blocks</span></div>
<div class="line"><a id="l00729" name="l00729"></a><span class="lineno"> 729</span> <span class="comment">// in the transfer and the source and destination states.</span></div>
<div class="line"><a id="l00730" name="l00730"></a><span class="lineno"> 730</span> inst-&gt;<a class="code hl_variable" href="structdma__instance__s.html#a973acf59c65c24a758641827d7138c67">Ch</a>[ch_index].<a class="code hl_variable" href="structdma__instance__s.html#af3cd925a7c5313672329c52ee44d084a">userCallback</a> = cb_func;</div>
<div class="line"><a id="l00731" name="l00731"></a><span class="lineno"> 731</span> </div>
<div class="line"><a id="l00732" name="l00732"></a><span class="lineno"> 732</span> <span class="comment">// always want to unmask the tfr, block and err interrupts</span></div>
<div class="line"><a id="l00733" name="l00733"></a><span class="lineno"> 733</span> <a class="code hl_function" href="xc__drv__dma_8c.html#a688aa1427a749147f1f00fcf735b2cf1">xc_dma_unmask_irq</a>(ch_num, <a class="code hl_enumvalue" href="xc__drv__dma_8h.html#aa0e7bbff623bf2524d0d12fbda988536a15d523f460eb38e04ed4babf99d044a8">DMA_IRQ_TRF</a>);</div>
<div class="line"><a id="l00734" name="l00734"></a><span class="lineno"> 734</span> <a class="code hl_function" href="xc__drv__dma_8c.html#a688aa1427a749147f1f00fcf735b2cf1">xc_dma_unmask_irq</a>(ch_num, <a class="code hl_enumvalue" href="xc__drv__dma_8h.html#aa0e7bbff623bf2524d0d12fbda988536a6d6ec0b3e6d148e05fff0ada2ad91790">DMA_IRQ_ERR</a>);</div>
<div class="line"><a id="l00735" name="l00735"></a><span class="lineno"> 735</span> </div>
<div class="line"><a id="l00736" name="l00736"></a><span class="lineno"> 736</span> <span class="comment">// Enable the channel interrupts for the type of transfer</span></div>
<div class="line"><a id="l00737" name="l00737"></a><span class="lineno"> 737</span> errorCode = <a class="code hl_function" href="xc__drv__dma_8c.html#a00ad40c3a15194402d158ba84d9e4f6c">xc_dma_enable_channel_irq</a>(ch_num);</div>
<div class="line"><a id="l00738" name="l00738"></a><span class="lineno"> 738</span> </div>
<div class="line"><a id="l00739" name="l00739"></a><span class="lineno"> 739</span> <span class="keywordflow">if</span> (errorCode == 0) {</div>
<div class="line"><a id="l00740" name="l00740"></a><span class="lineno"> 740</span> <span class="comment">// Enable the DMA channel</span></div>
<div class="line"><a id="l00741" name="l00741"></a><span class="lineno"> 741</span> errorCode = <a class="code hl_function" href="xc__drv__dma_8c.html#a68f3cd8617cb4395e16c8f82ab48a74f">xc_dma_enable_channel</a>(ch_num);</div>
<div class="line"><a id="l00742" name="l00742"></a><span class="lineno"> 742</span> }</div>
<div class="line"><a id="l00743" name="l00743"></a><span class="lineno"> 743</span> }</div>
<div class="line"><a id="l00744" name="l00744"></a><span class="lineno"> 744</span> </div>
<div class="line"><a id="l00745" name="l00745"></a><span class="lineno"> 745</span> <span class="keywordflow">return</span> errorCode;</div>
<div class="line"><a id="l00746" name="l00746"></a><span class="lineno"> 746</span>}</div>
<div class="line"><a id="l00747" name="l00747"></a><span class="lineno"> 747</span> </div>
<div class="line"><a id="l00759" name="l00759"></a><span class="lineno"><a class="line" href="xc__drv__dma_8c.html#afbf13236781c694eb9c84ccef08fbca6"> 759</a></span>__RAM_CODE <span class="keywordtype">bool</span> <a class="code hl_function" href="xc__drv__dma_8c.html#afbf13236781c694eb9c84ccef08fbca6">dma_irq_handler</a>(<a class="code hl_struct" href="structdma__instance__s.html">DMA_Instance_t</a> *inst)</div>
<div class="line"><a id="l00760" name="l00760"></a><span class="lineno"> 760</span>{</div>
<div class="line"><a id="l00761" name="l00761"></a><span class="lineno"> 761</span> <span class="keywordtype">bool</span> retval;</div>
<div class="line"><a id="l00762" name="l00762"></a><span class="lineno"> 762</span> uint8_t i, ch_index, callbackArg;</div>
<div class="line"><a id="l00763" name="l00763"></a><span class="lineno"> 763</span> uint32_t reg, mask;</div>
<div class="line"><a id="l00764" name="l00764"></a><span class="lineno"> 764</span> <a class="code hl_typedef" href="xc__drv__dma_8h.html#af53224441ba44c692d5d2d98dc994e7d">DMA_Callback</a> userCallback;</div>
<div class="line"><a id="l00765" name="l00765"></a><span class="lineno"> 765</span> </div>
<div class="line"><a id="l00766" name="l00766"></a><span class="lineno"> 766</span> <span class="comment">// Assume an interrupt will be processed. The return value will be</span></div>
<div class="line"><a id="l00767" name="l00767"></a><span class="lineno"> 767</span> <span class="comment">// set to false if an active interrupt is not found.</span></div>
<div class="line"><a id="l00768" name="l00768"></a><span class="lineno"> 768</span> retval = <span class="keyword">true</span>;</div>
<div class="line"><a id="l00769" name="l00769"></a><span class="lineno"> 769</span> </div>
<div class="line"><a id="l00770" name="l00770"></a><span class="lineno"> 770</span> <span class="comment">// ERR INTERRUPT</span></div>
<div class="line"><a id="l00771" name="l00771"></a><span class="lineno"> 771</span> <span class="keywordflow">if</span> (dma_status_int__err__getf( )) {</div>
<div class="line"><a id="l00772" name="l00772"></a><span class="lineno"> 772</span> reg = dma_status_err_get( );</div>
<div class="line"><a id="l00773" name="l00773"></a><span class="lineno"> 773</span> </div>
<div class="line"><a id="l00774" name="l00774"></a><span class="lineno"> 774</span> <span class="comment">// Loop through the channels until we find</span></div>
<div class="line"><a id="l00775" name="l00775"></a><span class="lineno"> 775</span> <span class="comment">// active interrupt. We start at the highest priority</span></div>
<div class="line"><a id="l00776" name="l00776"></a><span class="lineno"> 776</span> <span class="comment">// channel and work down to the lowest priority.</span></div>
<div class="line"><a id="l00777" name="l00777"></a><span class="lineno"> 777</span> <span class="keywordflow">for</span> (i = 0; i &lt; DMA_MAX_CHANNELS; i++) {</div>
<div class="line"><a id="l00778" name="l00778"></a><span class="lineno"> 778</span> mask = 1 &lt;&lt; inst-&gt;<a class="code hl_variable" href="structdma__instance__s.html#a5dcafbadd0cc03adb91fcc0523ae22e0">Ch_Order</a>[i];</div>
<div class="line"><a id="l00779" name="l00779"></a><span class="lineno"> 779</span> <span class="keywordflow">if</span> (reg &amp; mask) {</div>
<div class="line"><a id="l00780" name="l00780"></a><span class="lineno"> 780</span> ch_index = inst-&gt;<a class="code hl_variable" href="structdma__instance__s.html#a5dcafbadd0cc03adb91fcc0523ae22e0">Ch_Order</a>[i];</div>
<div class="line"><a id="l00781" name="l00781"></a><span class="lineno"> 781</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00782" name="l00782"></a><span class="lineno"> 782</span> }</div>
<div class="line"><a id="l00783" name="l00783"></a><span class="lineno"> 783</span> }</div>
<div class="line"><a id="l00784" name="l00784"></a><span class="lineno"> 784</span> </div>
<div class="line"><a id="l00785" name="l00785"></a><span class="lineno"> 785</span> <span class="comment">// run the listener function</span></div>
<div class="line"><a id="l00786" name="l00786"></a><span class="lineno"> 786</span> <span class="keywordflow">if</span> (inst-&gt;<a class="code hl_variable" href="structdma__instance__s.html#a973acf59c65c24a758641827d7138c67">Ch</a>[ch_index].<a class="code hl_variable" href="structdma__instance__s.html#a721f7cadf0767260e80e84685c38535c">userListener</a> != NULL) {</div>
<div class="line"><a id="l00787" name="l00787"></a><span class="lineno"> 787</span> userCallback = inst-&gt;<a class="code hl_variable" href="structdma__instance__s.html#a973acf59c65c24a758641827d7138c67">Ch</a>[ch_index].<a class="code hl_variable" href="structdma__instance__s.html#a721f7cadf0767260e80e84685c38535c">userListener</a>;</div>
<div class="line"><a id="l00788" name="l00788"></a><span class="lineno"> 788</span> callbackArg = <a class="code hl_enumvalue" href="xc__drv__dma_8h.html#aa0e7bbff623bf2524d0d12fbda988536a6d6ec0b3e6d148e05fff0ada2ad91790">DMA_IRQ_ERR</a>;</div>
<div class="line"><a id="l00789" name="l00789"></a><span class="lineno"> 789</span> userCallback(callbackArg);</div>
<div class="line"><a id="l00790" name="l00790"></a><span class="lineno"> 790</span> }</div>
<div class="line"><a id="l00791" name="l00791"></a><span class="lineno"> 791</span> </div>
<div class="line"><a id="l00792" name="l00792"></a><span class="lineno"> 792</span> <span class="comment">// clear the interrupt</span></div>
<div class="line"><a id="l00793" name="l00793"></a><span class="lineno"> 793</span> dma_clear_err_set(mask);</div>
<div class="line"><a id="l00794" name="l00794"></a><span class="lineno"> 794</span> }</div>
<div class="line"><a id="l00795" name="l00795"></a><span class="lineno"> 795</span> <span class="comment">// TFR INTERRUPT</span></div>
<div class="line"><a id="l00796" name="l00796"></a><span class="lineno"> 796</span> <span class="keywordflow">else</span> <span class="keywordflow">if</span> (dma_status_int__tfr__getf( )) {</div>
<div class="line"><a id="l00797" name="l00797"></a><span class="lineno"> 797</span> reg = dma_status_tfr_get( );</div>
<div class="line"><a id="l00798" name="l00798"></a><span class="lineno"> 798</span> </div>
<div class="line"><a id="l00799" name="l00799"></a><span class="lineno"> 799</span> <span class="comment">// Loop through the channels until we find</span></div>
<div class="line"><a id="l00800" name="l00800"></a><span class="lineno"> 800</span> <span class="comment">// active interrupt. We start at the highest priority</span></div>
<div class="line"><a id="l00801" name="l00801"></a><span class="lineno"> 801</span> <span class="comment">// channel and work down to the lowest priority.</span></div>
<div class="line"><a id="l00802" name="l00802"></a><span class="lineno"> 802</span> <span class="keywordflow">for</span> (i = 0; i &lt; DMA_MAX_CHANNELS; i++) {</div>
<div class="line"><a id="l00803" name="l00803"></a><span class="lineno"> 803</span> mask = 1 &lt;&lt; inst-&gt;<a class="code hl_variable" href="structdma__instance__s.html#a5dcafbadd0cc03adb91fcc0523ae22e0">Ch_Order</a>[i];</div>
<div class="line"><a id="l00804" name="l00804"></a><span class="lineno"> 804</span> <span class="keywordflow">if</span> (reg &amp; mask) {</div>
<div class="line"><a id="l00805" name="l00805"></a><span class="lineno"> 805</span> ch_index = inst-&gt;<a class="code hl_variable" href="structdma__instance__s.html#a5dcafbadd0cc03adb91fcc0523ae22e0">Ch_Order</a>[i];</div>
<div class="line"><a id="l00806" name="l00806"></a><span class="lineno"> 806</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00807" name="l00807"></a><span class="lineno"> 807</span> }</div>
<div class="line"><a id="l00808" name="l00808"></a><span class="lineno"> 808</span> }</div>
<div class="line"><a id="l00809" name="l00809"></a><span class="lineno"> 809</span> </div>
<div class="line"><a id="l00810" name="l00810"></a><span class="lineno"> 810</span> <span class="comment">// Disable all channel interrupts</span></div>
<div class="line"><a id="l00811" name="l00811"></a><span class="lineno"> 811</span> <a class="code hl_function" href="xc__drv__dma_8c.html#a708efa76738b1bf786826e6cb8b5c0c8">xc_dma_disable_channel_irq</a>(inst-&gt;<a class="code hl_variable" href="structdma__instance__s.html#a973acf59c65c24a758641827d7138c67">Ch</a>[ch_index].<a class="code hl_variable" href="structdma__instance__s.html#ab70aa4ec2fe54930a38469bb885d9303">ch_num</a>);</div>
<div class="line"><a id="l00812" name="l00812"></a><span class="lineno"> 812</span> </div>
<div class="line"><a id="l00813" name="l00813"></a><span class="lineno"> 813</span> <span class="comment">// clear any pending block/srcTran/dstTran interrupts</span></div>
<div class="line"><a id="l00814" name="l00814"></a><span class="lineno"> 814</span> dma_clear_block_set(mask);</div>
<div class="line"><a id="l00815" name="l00815"></a><span class="lineno"> 815</span> dma_clear_src_tran_set(mask);</div>
<div class="line"><a id="l00816" name="l00816"></a><span class="lineno"> 816</span> dma_clear_dst_tran_set(mask);</div>
<div class="line"><a id="l00817" name="l00817"></a><span class="lineno"> 817</span> <a class="code hl_function" href="xc__drv__dma_8c.html#a427a330c74ef1163d072cc754c3d21d6">xc_dma_clear_irq</a>(inst-&gt;<a class="code hl_variable" href="structdma__instance__s.html#a973acf59c65c24a758641827d7138c67">Ch</a>[ch_index].<a class="code hl_variable" href="structdma__instance__s.html#ab70aa4ec2fe54930a38469bb885d9303">ch_num</a>, <a class="code hl_enumvalue" href="xc__drv__dma_8h.html#aa0e7bbff623bf2524d0d12fbda988536a15d523f460eb38e04ed4babf99d044a8">DMA_IRQ_TRF</a>);</div>
<div class="line"><a id="l00818" name="l00818"></a><span class="lineno"> 818</span> </div>
<div class="line"><a id="l00819" name="l00819"></a><span class="lineno"> 819</span> <span class="comment">// Mask all channel interrupts</span></div>
<div class="line"><a id="l00820" name="l00820"></a><span class="lineno"> 820</span> <a class="code hl_function" href="xc__drv__dma_8c.html#a95df1b376de19770e225ca55a893faf1">xc_dma_mask_irq</a>(inst-&gt;<a class="code hl_variable" href="structdma__instance__s.html#a973acf59c65c24a758641827d7138c67">Ch</a>[ch_index].<a class="code hl_variable" href="structdma__instance__s.html#ab70aa4ec2fe54930a38469bb885d9303">ch_num</a>, <a class="code hl_enumvalue" href="xc__drv__dma_8h.html#aa0e7bbff623bf2524d0d12fbda988536a95380e8b1c8aec7cc39eac313d12f766">DMA_IRQ_ALL</a>);</div>
<div class="line"><a id="l00821" name="l00821"></a><span class="lineno"> 821</span> </div>
<div class="line"><a id="l00822" name="l00822"></a><span class="lineno"> 822</span> <span class="comment">// run the callback function</span></div>
<div class="line"><a id="l00823" name="l00823"></a><span class="lineno"> 823</span> <span class="keywordflow">if</span> (inst-&gt;<a class="code hl_variable" href="structdma__instance__s.html#a973acf59c65c24a758641827d7138c67">Ch</a>[ch_index].<a class="code hl_variable" href="structdma__instance__s.html#af3cd925a7c5313672329c52ee44d084a">userCallback</a> != NULL) {</div>
<div class="line"><a id="l00824" name="l00824"></a><span class="lineno"> 824</span> userCallback = inst-&gt;<a class="code hl_variable" href="structdma__instance__s.html#a973acf59c65c24a758641827d7138c67">Ch</a>[ch_index].<a class="code hl_variable" href="structdma__instance__s.html#af3cd925a7c5313672329c52ee44d084a">userCallback</a>;</div>
<div class="line"><a id="l00825" name="l00825"></a><span class="lineno"> 825</span> callbackArg = 0; </div>
<div class="line"><a id="l00826" name="l00826"></a><span class="lineno"> 826</span> userCallback(callbackArg);</div>
<div class="line"><a id="l00827" name="l00827"></a><span class="lineno"> 827</span> }</div>
<div class="line"><a id="l00828" name="l00828"></a><span class="lineno"> 828</span> </div>
<div class="line"><a id="l00829" name="l00829"></a><span class="lineno"> 829</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00830" name="l00830"></a><span class="lineno"> 830</span> <span class="comment">// If we&#39;ve reached this point, either the enabling and</span></div>
<div class="line"><a id="l00831" name="l00831"></a><span class="lineno"> 831</span> <span class="comment">// disabling of DW_ahb_dmac interrupts is not being handled</span></div>
<div class="line"><a id="l00832" name="l00832"></a><span class="lineno"> 832</span> <span class="comment">// properly or this function is being called unnecessarily.</span></div>
<div class="line"><a id="l00833" name="l00833"></a><span class="lineno"> 833</span> retval = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00834" name="l00834"></a><span class="lineno"> 834</span> }</div>
<div class="line"><a id="l00835" name="l00835"></a><span class="lineno"> 835</span> </div>
<div class="line"><a id="l00836" name="l00836"></a><span class="lineno"> 836</span> <span class="keywordflow">return</span> retval;</div>
<div class="line"><a id="l00837" name="l00837"></a><span class="lineno"> 837</span>}</div>
<div class="line"><a id="l00838" name="l00838"></a><span class="lineno"> 838</span> </div>
<div class="line"><a id="l00839" name="l00839"></a><span class="lineno"><a class="line" href="xc__drv__dma_8c.html#a94dd44953c4124576ef27957d8189c7e"> 839</a></span>__RAM_CODE <span class="keywordtype">void</span> <a class="code hl_function" href="xc__drv__dma_8c.html#a94dd44953c4124576ef27957d8189c7e">DMA_Handler</a>(<span class="keywordtype">void</span>) { <a class="code hl_function" href="xc__drv__dma_8c.html#afbf13236781c694eb9c84ccef08fbca6">dma_irq_handler</a>(&amp;<a class="code hl_variable" href="xc__drv__dma_8c.html#ae8caf2cc77abff85600e4638568e957e">DMA_Instance</a>); }</div>
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<div class="ttc" id="astructdmac__channel__config_html_ad69516bcbc72c762ea6dc20a0b67e62b"><div class="ttname"><a href="structdmac__channel__config.html#ad69516bcbc72c762ea6dc20a0b67e62b">dmac_channel_config::sar</a></div><div class="ttdeci">uint32_t sar</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8h_source.html#l00215">xc_drv_dma.h:215</a></div></div>
<div class="ttc" id="astructdmac__channel__config_html_af1c7ff3ece562a69ae2c32649d16fb6c"><div class="ttname"><a href="structdmac__channel__config.html#af1c7ff3ece562a69ae2c32649d16fb6c">dmac_channel_config::cfg_src_per</a></div><div class="ttdeci">eDMA_HS_Interface cfg_src_per</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8h_source.html#l00224">xc_drv_dma.h:224</a></div></div>
<div class="ttc" id="astructdmac__channel__config_html_afc9c71f01b7ed4d1321ef2f4ce2906d6"><div class="ttname"><a href="structdmac__channel__config.html#afc9c71f01b7ed4d1321ef2f4ce2906d6">dmac_channel_config::ctl_sinc</a></div><div class="ttdeci">eDMA_Addr_Increment ctl_sinc</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8h_source.html#l00219">xc_drv_dma.h:219</a></div></div>
<div class="ttc" id="axc__drv__dma_8c_html_a00ad40c3a15194402d158ba84d9e4f6c"><div class="ttname"><a href="xc__drv__dma_8c.html#a00ad40c3a15194402d158ba84d9e4f6c">xc_dma_enable_channel_irq</a></div><div class="ttdeci">__RAM_CODE uint8_t xc_dma_enable_channel_irq(eDMA_Ch_Num ch_num)</div><div class="ttdoc">xc_dma_enable_channel_irq</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8c_source.html#l00378">xc_drv_dma.c:378</a></div></div>
<div class="ttc" id="axc__drv__dma_8c_html_a13b80ddb37038ffbbb1013403abeb924"><div class="ttname"><a href="xc__drv__dma_8c.html#a13b80ddb37038ffbbb1013403abeb924">xc_dma_check_channel_range</a></div><div class="ttdeci">__RAM_CODE uint8_t xc_dma_check_channel_range(eDMA_Ch_Num ch_num)</div><div class="ttdoc">xc_dma_check_channel_range</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8c_source.html#l00146">xc_drv_dma.c:146</a></div></div>
<div class="ttc" id="axc__drv__dma_8c_html_a1965b626cd47d6b88f4d03cbe5a9d441"><div class="ttname"><a href="xc__drv__dma_8c.html#a1965b626cd47d6b88f4d03cbe5a9d441">xc_dma_disable</a></div><div class="ttdeci">__RAM_CODE uint8_t xc_dma_disable(void)</div><div class="ttdoc">xc_dma_disable</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8c_source.html#l00235">xc_drv_dma.c:235</a></div></div>
<div class="ttc" id="axc__drv__dma_8c_html_a2244b0458cc60e472bd0779b82c14e28"><div class="ttname"><a href="xc__drv__dma_8c.html#a2244b0458cc60e472bd0779b82c14e28">xc_dma_check_channel_busy</a></div><div class="ttdeci">__RAM_CODE uint8_t xc_dma_check_channel_busy(eDMA_Ch_Num ch_num)</div><div class="ttdoc">xc_dma_check_channel_busy</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8c_source.html#l00168">xc_drv_dma.c:168</a></div></div>
<div class="ttc" id="axc__drv__dma_8c_html_a2c67bddba7f2fda4a38e0ca9a5d1ac80"><div class="ttname"><a href="xc__drv__dma_8c.html#a2c67bddba7f2fda4a38e0ca9a5d1ac80">xc_dma_disable_channel</a></div><div class="ttdeci">__RAM_CODE uint8_t xc_dma_disable_channel(eDMA_Ch_Num ch_num)</div><div class="ttdoc">xc_dma_disable_channel</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8c_source.html#l00312">xc_drv_dma.c:312</a></div></div>
<div class="ttc" id="axc__drv__dma_8c_html_a2e31fea007bb3733f6feb479348dce33"><div class="ttname"><a href="xc__drv__dma_8c.html#a2e31fea007bb3733f6feb479348dce33">xc_dma_set_channel_priority_order</a></div><div class="ttdeci">__RAM_CODE void xc_dma_set_channel_priority_order(DMA_Instance_t *inst)</div><div class="ttdoc">xc_dma_set_channel_priority_order</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8c_source.html#l00064">xc_drv_dma.c:64</a></div></div>
<div class="ttc" id="axc__drv__dma_8c_html_a31f134e01990fa0497c02c33909ac6ba"><div class="ttname"><a href="xc__drv__dma_8c.html#a31f134e01990fa0497c02c33909ac6ba">xc_dma_set_channel_config</a></div><div class="ttdeci">__RAM_CODE uint8_t xc_dma_set_channel_config(eDMA_Ch_Num ch_num, DMA_Chx_Cfg_t *ch)</div><div class="ttdoc">xc_dma_set_channel_config</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8c_source.html#l00630">xc_drv_dma.c:630</a></div></div>
<div class="ttc" id="axc__drv__dma_8c_html_a328ca7d29d7bd50e781ae4af2773ca72"><div class="ttname"><a href="xc__drv__dma_8c.html#a328ca7d29d7bd50e781ae4af2773ca72">xc_dma_set_listener</a></div><div class="ttdeci">__RAM_CODE bool xc_dma_set_listener(eDMA_Ch_Num ch_num, DMA_Callback userFunction)</div><div class="ttdoc">xc_dma_set_listener</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8c_source.html#l00673">xc_drv_dma.c:673</a></div></div>
<div class="ttc" id="axc__drv__dma_8c_html_a427a330c74ef1163d072cc754c3d21d6"><div class="ttname"><a href="xc__drv__dma_8c.html#a427a330c74ef1163d072cc754c3d21d6">xc_dma_clear_irq</a></div><div class="ttdeci">__RAM_CODE uint8_t xc_dma_clear_irq(eDMA_Ch_Num ch_num, eDMA_Irq ch_irq)</div><div class="ttdoc">xc_dma_clear_irq</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8c_source.html#l00540">xc_drv_dma.c:540</a></div></div>
<div class="ttc" id="axc__drv__dma_8c_html_a4f877ea73efc329e8ca621ecb1aa249a"><div class="ttname"><a href="xc__drv__dma_8c.html#a4f877ea73efc329e8ca621ecb1aa249a">xc_dma_init</a></div><div class="ttdeci">__RAM_CODE uint8_t xc_dma_init(void)</div><div class="ttdoc">xc_dma_init</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8c_source.html#l00588">xc_drv_dma.c:588</a></div></div>
<div class="ttc" id="axc__drv__dma_8c_html_a688aa1427a749147f1f00fcf735b2cf1"><div class="ttname"><a href="xc__drv__dma_8c.html#a688aa1427a749147f1f00fcf735b2cf1">xc_dma_unmask_irq</a></div><div class="ttdeci">uint8_t xc_dma_unmask_irq(eDMA_Ch_Num ch_num, eDMA_Irq ch_irq)</div><div class="ttdoc">xc_dma_unmask_irq</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8c_source.html#l00492">xc_drv_dma.c:492</a></div></div>
<div class="ttc" id="axc__drv__dma_8c_html_a68f3cd8617cb4395e16c8f82ab48a74f"><div class="ttname"><a href="xc__drv__dma_8c.html#a68f3cd8617cb4395e16c8f82ab48a74f">xc_dma_enable_channel</a></div><div class="ttdeci">__RAM_CODE uint8_t xc_dma_enable_channel(eDMA_Ch_Num ch_num)</div><div class="ttdoc">xc_dma_enable_channel</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8c_source.html#l00285">xc_drv_dma.c:285</a></div></div>
<div class="ttc" id="axc__drv__dma_8c_html_a708efa76738b1bf786826e6cb8b5c0c8"><div class="ttname"><a href="xc__drv__dma_8c.html#a708efa76738b1bf786826e6cb8b5c0c8">xc_dma_disable_channel_irq</a></div><div class="ttdeci">__RAM_CODE uint8_t xc_dma_disable_channel_irq(eDMA_Ch_Num ch_num)</div><div class="ttdoc">xc_dma_disable_channel_irq</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8c_source.html#l00411">xc_drv_dma.c:411</a></div></div>
<div class="ttc" id="axc__drv__dma_8c_html_a7a87ad298035e82220c7290ccc2f4009"><div class="ttname"><a href="xc__drv__dma_8c.html#a7a87ad298035e82220c7290ccc2f4009">xc_dma_enable</a></div><div class="ttdeci">__RAM_CODE void xc_dma_enable(void)</div><div class="ttdoc">xc_dma_enable</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8c_source.html#l00222">xc_drv_dma.c:222</a></div></div>
<div class="ttc" id="axc__drv__dma_8c_html_a7d2035982e1a40e87404b77ce9dc3daf"><div class="ttname"><a href="xc__drv__dma_8c.html#a7d2035982e1a40e87404b77ce9dc3daf">xc_dma_reset_instance</a></div><div class="ttdeci">__RAM_CODE void xc_dma_reset_instance(DMA_Instance_t *inst)</div><div class="ttdoc">xc_dma_reset_instance</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8c_source.html#l00109">xc_drv_dma.c:109</a></div></div>
<div class="ttc" id="axc__drv__dma_8c_html_a809355d4305b53844d949d56241e67ed"><div class="ttname"><a href="xc__drv__dma_8c.html#a809355d4305b53844d949d56241e67ed">xc_dma_set_test_mode</a></div><div class="ttdeci">__RAM_CODE void xc_dma_set_test_mode(uint8_t mode)</div><div class="ttdoc">xc_dma_set_test_mode</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8c_source.html#l00048">xc_drv_dma.c:48</a></div></div>
<div class="ttc" id="axc__drv__dma_8c_html_a82dd50bd5d17ec5dc5a3c7b7fafbfae4"><div class="ttname"><a href="xc__drv__dma_8c.html#a82dd50bd5d17ec5dc5a3c7b7fafbfae4">xc_dma_is_channel_enabled</a></div><div class="ttdeci">bool xc_dma_is_channel_enabled(eDMA_Ch_Num ch_num)</div><div class="ttdoc">xc_dma_is_channel_enabled</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8c_source.html#l00347">xc_drv_dma.c:347</a></div></div>
<div class="ttc" id="axc__drv__dma_8c_html_a94dd44953c4124576ef27957d8189c7e"><div class="ttname"><a href="xc__drv__dma_8c.html#a94dd44953c4124576ef27957d8189c7e">DMA_Handler</a></div><div class="ttdeci">__RAM_CODE void DMA_Handler(void)</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8c_source.html#l00839">xc_drv_dma.c:839</a></div></div>
<div class="ttc" id="axc__drv__dma_8c_html_a95df1b376de19770e225ca55a893faf1"><div class="ttname"><a href="xc__drv__dma_8c.html#a95df1b376de19770e225ca55a893faf1">xc_dma_mask_irq</a></div><div class="ttdeci">__RAM_CODE uint8_t xc_dma_mask_irq(eDMA_Ch_Num ch_num, eDMA_Irq ch_irq)</div><div class="ttdoc">xc_dma_mask_irq</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8c_source.html#l00444">xc_drv_dma.c:444</a></div></div>
<div class="ttc" id="axc__drv__dma_8c_html_ac15179d76ce121189294b71f6a94aec6"><div class="ttname"><a href="xc__drv__dma_8c.html#ac15179d76ce121189294b71f6a94aec6">xc_dma_start_transfer</a></div><div class="ttdeci">__RAM_CODE uint8_t xc_dma_start_transfer(eDMA_Ch_Num ch_num, DMA_Callback cb_func)</div><div class="ttdoc">xc_dma_start_transfer</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8c_source.html#l00705">xc_drv_dma.c:705</a></div></div>
<div class="ttc" id="axc__drv__dma_8c_html_ac757805e940992bc4785a9d158393c7b"><div class="ttname"><a href="xc__drv__dma_8c.html#ac757805e940992bc4785a9d158393c7b">xc_dma_is_enable</a></div><div class="ttdeci">bool xc_dma_is_enable(void)</div><div class="ttdoc">xc_dma_is_enable</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8c_source.html#l00265">xc_drv_dma.c:265</a></div></div>
<div class="ttc" id="axc__drv__dma_8c_html_ad4fcefc32bfa45c6facb2afb28f2979b"><div class="ttname"><a href="xc__drv__dma_8c.html#ad4fcefc32bfa45c6facb2afb28f2979b">xc_dma_get_channel_index</a></div><div class="ttdeci">__RAM_CODE uint8_t xc_dma_get_channel_index(eDMA_Ch_Num ch_num)</div><div class="ttdoc">xc_dma_get_channel_index</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8c_source.html#l00194">xc_drv_dma.c:194</a></div></div>
<div class="ttc" id="axc__drv__dma_8c_html_ae8caf2cc77abff85600e4638568e957e"><div class="ttname"><a href="xc__drv__dma_8c.html#ae8caf2cc77abff85600e4638568e957e">DMA_Instance</a></div><div class="ttdeci">DMA_Instance_t DMA_Instance</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8c_source.html#l00033">xc_drv_dma.c:33</a></div></div>
<div class="ttc" id="axc__drv__dma_8c_html_afbf13236781c694eb9c84ccef08fbca6"><div class="ttname"><a href="xc__drv__dma_8c.html#afbf13236781c694eb9c84ccef08fbca6">dma_irq_handler</a></div><div class="ttdeci">__RAM_CODE bool dma_irq_handler(DMA_Instance_t *inst)</div><div class="ttdoc">dma_irq_handler</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8c_source.html#l00759">xc_drv_dma.c:759</a></div></div>
<div class="ttc" id="axc__drv__dma_8h_html"><div class="ttname"><a href="xc__drv__dma_8h.html">xc_drv_dma.h</a></div><div class="ttdoc">The header of xc_drv_dma.c</div></div>
<div class="ttc" id="axc__drv__dma_8h_html_aa0e7bbff623bf2524d0d12fbda988536a15d523f460eb38e04ed4babf99d044a8"><div class="ttname"><a href="xc__drv__dma_8h.html#aa0e7bbff623bf2524d0d12fbda988536a15d523f460eb38e04ed4babf99d044a8">DMA_IRQ_TRF</a></div><div class="ttdeci">@ DMA_IRQ_TRF</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8h_source.html#l00120">xc_drv_dma.h:120</a></div></div>
<div class="ttc" id="axc__drv__dma_8h_html_aa0e7bbff623bf2524d0d12fbda988536a6d6ec0b3e6d148e05fff0ada2ad91790"><div class="ttname"><a href="xc__drv__dma_8h.html#aa0e7bbff623bf2524d0d12fbda988536a6d6ec0b3e6d148e05fff0ada2ad91790">DMA_IRQ_ERR</a></div><div class="ttdeci">@ DMA_IRQ_ERR</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8h_source.html#l00124">xc_drv_dma.h:124</a></div></div>
<div class="ttc" id="axc__drv__dma_8h_html_aa0e7bbff623bf2524d0d12fbda988536a95380e8b1c8aec7cc39eac313d12f766"><div class="ttname"><a href="xc__drv__dma_8h.html#aa0e7bbff623bf2524d0d12fbda988536a95380e8b1c8aec7cc39eac313d12f766">DMA_IRQ_ALL</a></div><div class="ttdeci">@ DMA_IRQ_ALL</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8h_source.html#l00126">xc_drv_dma.h:125</a></div></div>
<div class="ttc" id="axc__drv__dma_8h_html_aacaab31937e437ef937e2a2cf577132d"><div class="ttname"><a href="xc__drv__dma_8h.html#aacaab31937e437ef937e2a2cf577132d">eDMA_Irq</a></div><div class="ttdeci">enum dw_dmac_irq eDMA_Irq</div></div>
<div class="ttc" id="axc__drv__dma_8h_html_adc35119c04cdf625c5dc981bc33c8d8e"><div class="ttname"><a href="xc__drv__dma_8h.html#adc35119c04cdf625c5dc981bc33c8d8e">eDMA_Ch_Num</a></div><div class="ttdeci">enum dmac_channel_number eDMA_Ch_Num</div></div>
<div class="ttc" id="axc__drv__dma_8h_html_af3f5c49848d9c1b1f7b22307dab279d2a070f3853f267125ff6481bec4a41f052"><div class="ttname"><a href="xc__drv__dma_8h.html#af3f5c49848d9c1b1f7b22307dab279d2a070f3853f267125ff6481bec4a41f052">DMA_ALL_CHANNELS</a></div><div class="ttdeci">@ DMA_ALL_CHANNELS</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8h_source.html#l00073">xc_drv_dma.h:73</a></div></div>
<div class="ttc" id="axc__drv__dma_8h_html_af3f5c49848d9c1b1f7b22307dab279d2a0e87792c1681a3131db66cc597aa462b"><div class="ttname"><a href="xc__drv__dma_8h.html#af3f5c49848d9c1b1f7b22307dab279d2a0e87792c1681a3131db66cc597aa462b">DMA_CHANNEL1</a></div><div class="ttdeci">@ DMA_CHANNEL1</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8h_source.html#l00072">xc_drv_dma.h:72</a></div></div>
<div class="ttc" id="axc__drv__dma_8h_html_af3f5c49848d9c1b1f7b22307dab279d2adf9b2f4ae184996a073efc0de5cf1080"><div class="ttname"><a href="xc__drv__dma_8h.html#af3f5c49848d9c1b1f7b22307dab279d2adf9b2f4ae184996a073efc0de5cf1080">DMA_CHANNEL0</a></div><div class="ttdeci">@ DMA_CHANNEL0</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8h_source.html#l00071">xc_drv_dma.h:71</a></div></div>
<div class="ttc" id="axc__drv__dma_8h_html_af3f5c49848d9c1b1f7b22307dab279d2af8a4856c37f6f969e74fd5984600f29b"><div class="ttname"><a href="xc__drv__dma_8h.html#af3f5c49848d9c1b1f7b22307dab279d2af8a4856c37f6f969e74fd5984600f29b">DMA_NO_CHANNEL</a></div><div class="ttdeci">@ DMA_NO_CHANNEL</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8h_source.html#l00070">xc_drv_dma.h:70</a></div></div>
<div class="ttc" id="axc__drv__dma_8h_html_af53224441ba44c692d5d2d98dc994e7d"><div class="ttname"><a href="xc__drv__dma_8h.html#af53224441ba44c692d5d2d98dc994e7d">DMA_Callback</a></div><div class="ttdeci">void(* DMA_Callback)(uint8_t eCode)</div><div class="ttdef"><b>Definition</b> <a href="xc__drv__dma_8h_source.html#l00065">xc_drv_dma.h:65</a></div></div>
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