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15                                                                   
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18                                                                   
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20                                                                   
21
22 <h2 class="titleHead">opendreambox</h2>
23 <div class="author" ><span 
24 class="cmr-12">Andreas Oberritter </span><span 
25 class="cmtt-9">&#x003C;obi@opendreambox.org&#x003E;</span></div>
26 <br />
27 <div class="date" ><span 
28 class="cmr-12">August 2014</span></div>
29 </div>
30 <h3 class="likesectionHead"><a 
31  id="x1-1000"></a>Contents</h3>
32 <div class="tableofcontents">
33 <span class="sectionToc" >1 <a 
34 href="#x1-20001" id="QQ2-1-2">Introduction</a></span>
35 <br />&#x00A0;<span class="subsectionToc" >1.1 <a 
36 href="#x1-30001.1" id="QQ2-1-3">Target audience</a></span>
37 <br />&#x00A0;<span class="subsectionToc" >1.2 <a 
38 href="#x1-40001.2" id="QQ2-1-4">Supported products</a></span>
39 <br />&#x00A0;<span class="subsectionToc" >1.3 <a 
40 href="#x1-50001.3" id="QQ2-1-5">License</a></span>
41 <br />&#x00A0;<span class="subsectionToc" >1.4 <a 
42 href="#x1-60001.4" id="QQ2-1-6">Obtaining the source code</a></span>
43 <br />&#x00A0;<span class="subsectionToc" >1.5 <a 
44 href="#x1-70001.5" id="QQ2-1-7">Quick start</a></span>
45 <br />&#x00A0;<span class="subsectionToc" >1.6 <a 
46 href="#x1-80001.6" id="QQ2-1-8">Directory structure</a></span>
47 <br />&#x00A0;&#x00A0;<span class="subsubsectionToc" >1.6.1 <a 
48 href="#x1-90001.6.1" id="QQ2-1-9">openembedded-core and meta-openembedded</a></span>
49 <br />&#x00A0;&#x00A0;<span class="subsubsectionToc" >1.6.2 <a 
50 href="#x1-100001.6.2" id="QQ2-1-10">meta-opendreambox</a></span>
51 <br />&#x00A0;&#x00A0;<span class="subsubsectionToc" >1.6.3 <a 
52 href="#x1-110001.6.3" id="QQ2-1-11">meta-bsp</a></span>
53 <br /><span class="sectionToc" >2 <a 
54 href="#x1-120002" id="QQ2-1-12">Further readings</a></span>
55 <br /><span class="sectionToc" >3 <a 
56 href="#x1-130003" id="QQ2-1-13">Prerequisites</a></span>
57 <br />&#x00A0;<span class="subsectionToc" >3.1 <a 
58 href="#x1-140003.1" id="QQ2-1-14">Required software</a></span>
59 <br /><span class="sectionToc" >4 <a 
60 href="#x1-150004" id="QQ2-1-15">Major changes since previous public releases</a></span>
61 <br />&#x00A0;<span class="subsectionToc" >4.1 <a 
62 href="#x1-160004.1" id="QQ2-1-16">Changes since release 1.6</a></span>
63 <br />&#x00A0;<span class="subsectionToc" >4.2 <a 
64 href="#x1-170004.2" id="QQ2-1-17">Changes since release 2.0</a></span>
65 <br /><span class="sectionToc" >5 <a 
66 href="#x1-180005" id="QQ2-1-18">Known Issues</a></span>
67                                                                   
68
69                                                                   
70 <br /><span class="sectionToc" >6 <a 
71 href="#x1-190006" id="QQ2-1-19">Building OpenDreambox</a></span>
72 <br />&#x00A0;<span class="subsectionToc" >6.1 <a 
73 href="#x1-200006.1" id="QQ2-1-20">Makefile targets</a></span>
74 <br />&#x00A0;<span class="subsectionToc" >6.2 <a 
75 href="#x1-210006.2" id="QQ2-1-21">Configuration variables</a></span>
76 <br />&#x00A0;&#x00A0;<span class="subsubsectionToc" >6.2.1 <a 
77 href="#x1-220006.2.1" id="QQ2-1-22">BB_NUMBER_THREADS</a></span>
78 <br />&#x00A0;&#x00A0;<span class="subsubsectionToc" >6.2.2 <a 
79 href="#x1-230006.2.2" id="QQ2-1-23">MACHINE</a></span>
80 <br />&#x00A0;&#x00A0;<span class="subsubsectionToc" >6.2.3 <a 
81 href="#x1-240006.2.3" id="QQ2-1-24">PARALLEL_MAKE</a></span>
82 <br />&#x00A0;<span class="subsectionToc" >6.3 <a 
83 href="#x1-250006.3" id="QQ2-1-25">Adding custom layers</a></span>
84 <br />&#x00A0;<span class="subsectionToc" >6.4 <a 
85 href="#x1-260006.4" id="QQ2-1-26">Adding custom options</a></span>
86 <br />&#x00A0;&#x00A0;<span class="subsubsectionToc" >6.4.1 <a 
87 href="#x1-270006.4.1" id="QQ2-1-27">DISTRO_FEED_PREFIX</a></span>
88 <br />&#x00A0;&#x00A0;<span class="subsubsectionToc" >6.4.2 <a 
89 href="#x1-280006.4.2" id="QQ2-1-28">DISTRO_FEED_URI</a></span>
90 <br />&#x00A0;&#x00A0;<span class="subsubsectionToc" >6.4.3 <a 
91 href="#x1-290006.4.3" id="QQ2-1-29">INHERIT</a></span>
92 <br />&#x00A0;<span class="subsectionToc" >6.5 <a 
93 href="#x1-300006.5" id="QQ2-1-30">Setting up a build directory</a></span>
94 <br />&#x00A0;<span class="subsectionToc" >6.6 <a 
95 href="#x1-310006.6" id="QQ2-1-31">Building a firmware image</a></span>
96 <br />&#x00A0;<span class="subsectionToc" >6.7 <a 
97 href="#x1-320006.7" id="QQ2-1-32">Building a package</a></span>
98 <br /><span class="sectionToc" >7 <a 
99 href="#x1-330007" id="QQ2-1-33">Development hints</a></span>
100 <br />&#x00A0;<span class="subsectionToc" >7.1 <a 
101 href="#x1-340007.1" id="QQ2-1-34">Cross-compilation of external software</a></span>
102 <br />&#x00A0;<span class="subsectionToc" >7.2 <a 
103 href="#x1-350007.2" id="QQ2-1-35">Coding style</a></span>
104 <br />&#x00A0;<span class="subsectionToc" >7.3 <a 
105 href="#x1-360007.3" id="QQ2-1-36">Package architecture</a></span>
106 <br /><span class="sectionToc" >8 <a 
107 href="#x1-370008" id="QQ2-1-37">Bug reports and patches</a></span>
108 </div>
109                                                                   
110
111                                                                   
112 <!--l. 54--><p class="noindent" >
113 <h3 class="sectionHead"><span class="titlemark">1   </span> <a 
114  id="x1-20001"></a>Introduction</h3>
115 <div class="flushleft" 
116 >
117 <!--l. 55--><p class="noindent" >
118  This document briefly describes the OpenDreambox distribution, an
119 embedded Linux distribution for Set-Top-Boxes manufactured by <a 
120 href="http://www.dream-multimedia-tv.de/" >Dream
121 Property GmbH</a>.
122 <!--l. 59--><p class="noindent" >OpenDreambox is based on the <a 
123 href="http://www.openembedded.org/" >OpenEmbedded</a> build framework, which uses
124 BitBake to transform build instructions into distributable firmare images and
125 software packages.
126 <!--l. 63--><p class="noindent" >The current version, OpenDreambox 2.2, is based on the <a 
127 href="https://www.yoctoproject.org/" >Yocto Project</a>, release
128 1.5.1 &#8221;Dora&#8221;, an umbrella project for OpenEmbedded and related tools.</div>
129 <!--l. 67--><p class="noindent" >
130 <h4 class="subsectionHead"><span class="titlemark">1.1   </span> <a 
131  id="x1-30001.1"></a>Target audience</h4>
132 <div class="flushleft" 
133 >
134 <!--l. 68--><p class="noindent" >
135  Developers familiar with previous versions of OpenDreambox or
136 OpenEmbedded in general.</div>
137 <!--l. 73--><p class="noindent" >
138 <h4 class="subsectionHead"><span class="titlemark">1.2   </span> <a 
139  id="x1-40001.2"></a>Supported products</h4>
140 <div class="flushleft" 
141 >
142 <!--l. 75--><p class="noindent" >
143  The current version includes support for the following products:
144                                                                   
145
146                                                                   
147 <div class="tabular"> <table id="TBL-2" class="tabular" 
148 cellspacing="0" cellpadding="0" rules="groups" 
149 ><colgroup id="TBL-2-1g"><col 
150 id="TBL-2-1"></colgroup><colgroup id="TBL-2-2g"><col 
151 id="TBL-2-2"></colgroup><tr 
152 class="hline"><td><hr></td><td><hr></td></tr><tr  
153  style="vertical-align:baseline;" id="TBL-2-1-"><td  style="white-space:nowrap; text-align:left;" id="TBL-2-1-1"  
154 class="td11"><span 
155 class="cmbx-10">Product name   </span></td><td  style="white-space:nowrap; text-align:left;" id="TBL-2-1-2"  
156 class="td11"><span 
157 class="cmbx-10">Environment variable</span></td></tr><tr 
158 class="hline"><td><hr></td><td><hr></td></tr><tr  
159  style="vertical-align:baseline;" id="TBL-2-2-"><td  style="white-space:nowrap; text-align:left;" id="TBL-2-2-1"  
160 class="td11"> </td><td  style="white-space:nowrap; text-align:left;" id="TBL-2-2-2"  
161 class="td11"></td>
162 </tr><tr  
163  style="vertical-align:baseline;" id="TBL-2-3-"><td  style="white-space:nowrap; text-align:left;" id="TBL-2-3-1"  
164 class="td11">DM 500 HD         </td><td  style="white-space:nowrap; text-align:left;" id="TBL-2-3-2"  
165 class="td11"><span 
166 class="cmtt-9">MACHINE=dm500hd        </span></td>
167 </tr><tr  
168  style="vertical-align:baseline;" id="TBL-2-4-"><td  style="white-space:nowrap; text-align:left;" id="TBL-2-4-1"  
169 class="td11">DM 500 HD V2     </td><td  style="white-space:nowrap; text-align:left;" id="TBL-2-4-2"  
170 class="td11"><span 
171 class="cmtt-9">MACHINE=dm500hdv2      </span></td>
172 </tr><tr  
173  style="vertical-align:baseline;" id="TBL-2-5-"><td  style="white-space:nowrap; text-align:left;" id="TBL-2-5-1"  
174 class="td11">DM 800 HD SE     </td><td  style="white-space:nowrap; text-align:left;" id="TBL-2-5-2"  
175 class="td11"><span 
176 class="cmtt-9">MACHINE=dm800se        </span></td>
177 </tr><tr  
178  style="vertical-align:baseline;" id="TBL-2-6-"><td  style="white-space:nowrap; text-align:left;" id="TBL-2-6-1"  
179 class="td11">DM 800 HD SE V2</td><td  style="white-space:nowrap; text-align:left;" id="TBL-2-6-2"  
180 class="td11"><span 
181 class="cmtt-9">MACHINE=dm800sev2      </span></td>
182 </tr><tr  
183  style="vertical-align:baseline;" id="TBL-2-7-"><td  style="white-space:nowrap; text-align:left;" id="TBL-2-7-1"  
184 class="td11">DM 7020 HD        </td><td  style="white-space:nowrap; text-align:left;" id="TBL-2-7-2"  
185 class="td11"><span 
186 class="cmtt-9">MACHINE=dm7020hd       </span></td>
187 </tr><tr  
188  style="vertical-align:baseline;" id="TBL-2-8-"><td  style="white-space:nowrap; text-align:left;" id="TBL-2-8-1"  
189 class="td11">DM 7020 HD V2   </td><td  style="white-space:nowrap; text-align:left;" id="TBL-2-8-2"  
190 class="td11"><span 
191 class="cmtt-9">MACHINE=dm7020hdv2     </span></td>
192 </tr><tr  
193  style="vertical-align:baseline;" id="TBL-2-9-"><td  style="white-space:nowrap; text-align:left;" id="TBL-2-9-1"  
194 class="td11">DM 7080             </td><td  style="white-space:nowrap; text-align:left;" id="TBL-2-9-2"  
195 class="td11"><span 
196 class="cmtt-9">MACHINE=dm7080         </span></td>
197 </tr><tr  
198  style="vertical-align:baseline;" id="TBL-2-10-"><td  style="white-space:nowrap; text-align:left;" id="TBL-2-10-1"  
199 class="td11">DM 8000 HD PVR</td><td  style="white-space:nowrap; text-align:left;" id="TBL-2-10-2"  
200 class="td11"><span 
201 class="cmtt-9">MACHINE=dm8000         </span></td>
202 </tr><tr  
203  style="vertical-align:baseline;" id="TBL-2-11-"><td  style="white-space:nowrap; text-align:left;" id="TBL-2-11-1"  
204 class="td11">                </td><td  style="white-space:nowrap; text-align:left;" id="TBL-2-11-2"  
205 class="td11">                     </td>
206 </tr><tr 
207 class="hline"><td><hr></td><td><hr></td></tr><tr  
208  style="vertical-align:baseline;" id="TBL-2-12-"><td  style="white-space:nowrap; text-align:left;" id="TBL-2-12-1"  
209 class="td11">                </td>
210 </tr></table></div>
211 <!--l. 94--><p class="noindent" >Note, that not all of these platforms offer enough internal storage to actually flash a
212 generated firmware image. It might be possible to boot from external storage or
213 network, though.</div>
214 <!--l. 99--><p class="noindent" >
215 <h4 class="subsectionHead"><span class="titlemark">1.3   </span> <a 
216  id="x1-50001.3"></a>License</h4>
217                                                                   
218
219                                                                   
220 <div class="verbatim" id="verbatim-1">
221 Copyright&#x00A0;(c)&#x00A0;2010-2014&#x00A0;Dream&#x00A0;Property&#x00A0;GmbH,&#x00A0;Germany
222 &#x00A0;<br />&#x00A0;&#x00A0;&#x00A0;&#x00A0;&#x00A0;&#x00A0;&#x00A0;&#x00A0;&#x00A0;&#x00A0;&#x00A0;&#x00A0;&#x00A0;&#x00A0;&#x00A0;&#x00A0;&#x00A0;&#x00A0;&#x00A0;&#x00A0;&#x00A0;&#x00A0;&#x00A0;&#x00A0;http://www.dream-multimedia-tv.de/
223 &#x00A0;<br />Authors:
224 &#x00A0;<br />&#x00A0;&#x00A0;Andreas&#x00A0;Frisch&#x00A0;&#x003C;fraxinas@opendreambox.org&#x003E;
225 &#x00A0;<br />&#x00A0;&#x00A0;Andreas&#x00A0;Monzner&#x00A0;&#x003C;ghost@opendreambox.org&#x003E;
226 &#x00A0;<br />&#x00A0;&#x00A0;Andreas&#x00A0;Oberritter&#x00A0;&#x003C;obi@opendreambox.org&#x003E;
227 &#x00A0;<br />&#x00A0;&#x00A0;Mladen&#x00A0;Horvat&#x00A0;&#x003C;acid-burn@opendreambox.org&#x003E;
228 &#x00A0;<br />&#x00A0;&#x00A0;Stefan&#x00A0;Pluecken&#x00A0;&#x003C;thedoc@opendreambox.org&#x003E;
229 &#x00A0;<br />&#x00A0;&#x00A0;Stephan&#x00A0;Reichholf&#x00A0;&#x003C;reichi@opendreambox.org&#x003E;
230 &#x00A0;<br />
231 &#x00A0;<br />Permission&#x00A0;is&#x00A0;hereby&#x00A0;granted,&#x00A0;free&#x00A0;of&#x00A0;charge,&#x00A0;to&#x00A0;any&#x00A0;person&#x00A0;obtaining&#x00A0;a&#x00A0;copy
232 &#x00A0;<br />of&#x00A0;this&#x00A0;software&#x00A0;and&#x00A0;associated&#x00A0;documentation&#x00A0;files&#x00A0;(the&#x00A0;"Software"),&#x00A0;to&#x00A0;deal
233 &#x00A0;<br />in&#x00A0;the&#x00A0;Software&#x00A0;without&#x00A0;restriction,&#x00A0;including&#x00A0;without&#x00A0;limitation&#x00A0;the&#x00A0;rights
234 &#x00A0;<br />to&#x00A0;use,&#x00A0;copy,&#x00A0;modify,&#x00A0;merge,&#x00A0;publish,&#x00A0;distribute,&#x00A0;sublicense,&#x00A0;and/or&#x00A0;sell
235 &#x00A0;<br />copies&#x00A0;of&#x00A0;the&#x00A0;Software,&#x00A0;and&#x00A0;to&#x00A0;permit&#x00A0;persons&#x00A0;to&#x00A0;whom&#x00A0;the&#x00A0;Software&#x00A0;is
236 &#x00A0;<br />furnished&#x00A0;to&#x00A0;do&#x00A0;so,&#x00A0;subject&#x00A0;to&#x00A0;the&#x00A0;following&#x00A0;conditions:
237 &#x00A0;<br />
238 &#x00A0;<br />The&#x00A0;above&#x00A0;copyright&#x00A0;notice&#x00A0;and&#x00A0;this&#x00A0;permission&#x00A0;notice&#x00A0;shall&#x00A0;be&#x00A0;included&#x00A0;in
239 &#x00A0;<br />all&#x00A0;copies&#x00A0;or&#x00A0;substantial&#x00A0;portions&#x00A0;of&#x00A0;the&#x00A0;Software.
240 &#x00A0;<br />
241 &#x00A0;<br />THE&#x00A0;SOFTWARE&#x00A0;IS&#x00A0;PROVIDED&#x00A0;"AS&#x00A0;IS",&#x00A0;WITHOUT&#x00A0;WARRANTY&#x00A0;OF&#x00A0;ANY&#x00A0;KIND,&#x00A0;EXPRESS&#x00A0;OR
242 &#x00A0;<br />IMPLIED,&#x00A0;INCLUDING&#x00A0;BUT&#x00A0;NOT&#x00A0;LIMITED&#x00A0;TO&#x00A0;THE&#x00A0;WARRANTIES&#x00A0;OF&#x00A0;MERCHANTABILITY,
243 &#x00A0;<br />FITNESS&#x00A0;FOR&#x00A0;A&#x00A0;PARTICULAR&#x00A0;PURPOSE&#x00A0;AND&#x00A0;NONINFRINGEMENT.&#x00A0;IN&#x00A0;NO&#x00A0;EVENT&#x00A0;SHALL&#x00A0;THE
244 &#x00A0;<br />AUTHORS&#x00A0;OR&#x00A0;COPYRIGHT&#x00A0;HOLDERS&#x00A0;BE&#x00A0;LIABLE&#x00A0;FOR&#x00A0;ANY&#x00A0;CLAIM,&#x00A0;DAMAGES&#x00A0;OR&#x00A0;OTHER
245 &#x00A0;<br />LIABILITY,&#x00A0;WHETHER&#x00A0;IN&#x00A0;AN&#x00A0;ACTION&#x00A0;OF&#x00A0;CONTRACT,&#x00A0;TORT&#x00A0;OR&#x00A0;OTHERWISE,&#x00A0;ARISING&#x00A0;FROM,
246 &#x00A0;<br />OUT&#x00A0;OF&#x00A0;OR&#x00A0;IN&#x00A0;CONNECTION&#x00A0;WITH&#x00A0;THE&#x00A0;SOFTWARE&#x00A0;OR&#x00A0;THE&#x00A0;USE&#x00A0;OR&#x00A0;OTHER&#x00A0;DEALINGS&#x00A0;IN
247 &#x00A0;<br />THE&#x00A0;SOFTWARE.
248 &#x00A0;<br />&#x00A0;&#x00A0;&#x00A0;&#x00A0;</div>
249 <!--l. 129--><p class="nopar" >
250 <!--l. 131--><p class="noindent" >
251 <h4 class="subsectionHead"><span class="titlemark">1.4   </span> <a 
252  id="x1-60001.4"></a>Obtaining the source code</h4>
253 <!--l. 132--><p class="noindent" >OpenDreambox uses the Git version control system. To obtain the source code, it is
254 required to install Git. See <a 
255 href="http://git-scm.com/" class="url" ><span 
256 class="cmtt-10">http://git-_scm.com/</span></a>.
257 <!--l. 135--><p class="noindent" >To initially download the source into the current directory, issue the following
258 command:
259 <!--l. 138--><p class="noindent" ><span 
260 class="cmtt-9">git clone -b dora git://git.opendreambox.org/git/opendreambox.git</span>
261 <!--l. 140--><p class="noindent" >The Git repository can be viewed online at:
262 <!--l. 142--><p class="noindent" ><a 
263 href="http://cgit.opendreambox.org/opendreambox.git" class="url" ><span 
264 class="cmtt-10">http://cgit.opendreambox.org/opendreambox.git</span></a>
265                                                                   
266
267                                                                   
268 <!--l. 144--><p class="noindent" >
269 <h4 class="subsectionHead"><span class="titlemark">1.5   </span> <a 
270  id="x1-70001.5"></a>Quick start</h4>
271 <!--l. 145--><p class="noindent" >For the impatient:
272 <!--l. 147--><p class="noindent" ><span 
273 class="cmtt-9">make -C opendreambox image</span>
274 <!--l. 149--><p class="noindent" >If this command fails, prerequisites my be missing. See section <a 
275 href="#x1-130003">3<!--tex4ht:ref: prerequisites --></a>.
276 <!--l. 151--><p class="noindent" >
277 <h4 class="subsectionHead"><span class="titlemark">1.6   </span> <a 
278  id="x1-80001.6"></a>Directory structure</h4>
279 <!--l. 152--><p class="noindent" >OpenDreambox consists of a set of layers containing build instructions. This meta
280 data is used by BitBake to download and compile source code and to assemble
281 installable software packages and firmware images.
282 <!--l. 156--><p class="noindent" >Currently, these layers are used, ordered by priority from highest to lowest:
283      <ul class="itemize1">
284      <li class="itemize"><span 
285 class="cmtt-9">meta-bsp/$</span><span 
286 class="cmsy-9">{</span><span 
287 class="cmtt-9">MACHINE</span><span 
288 class="cmsy-9">}</span>
289      </li>
290      <li class="itemize"><span 
291 class="cmtt-9">meta-bsp/common</span>
292      </li>
293      <li class="itemize"><span 
294 class="cmtt-9">meta-opendreambox</span>
295      </li>
296      <li class="itemize"><span 
297 class="cmtt-9">meta-qt5</span>
298      </li>
299      <li class="itemize"><span 
300 class="cmtt-9">meta-openembedded/meta-oe</span>
301      </li>
302      <li class="itemize"><span 
303 class="cmtt-9">meta-openembedded/meta-filesystems</span>
304      </li>
305      <li class="itemize"><span 
306 class="cmtt-9">meta-openembedded/meta-initramfs</span>
307      </li>
308      <li class="itemize"><span 
309 class="cmtt-9">meta-openembedded/meta-multimedia</span>
310      </li>
311      <li class="itemize"><span 
312 class="cmtt-9">meta-openembedded/meta-networking</span>
313      </li>
314      <li class="itemize"><span 
315 class="cmtt-9">meta-openembedded/meta-ruby</span>
316      </li>
317      <li class="itemize"><span 
318 class="cmtt-9">openembedded-core/meta</span></li></ul>
319                                                                   
320
321                                                                   
322 <!--l. 173--><p class="noindent" >If a recipe for the same package exists in multiple layers, then the higher priority
323 layer takes precedence over the lower priority layer.
324 <!--l. 177--><p class="noindent" >For example, if <span 
325 class="cmtt-9">libmad</span><span 
326 class="cmtt-9">_0.15.1b.bb </span>existed in both <span 
327 class="cmtt-9">meta-openembedded </span>and
328 <span 
329 class="cmtt-9">openembedded-core</span>, the recipe in <span 
330 class="cmtt-9">meta-openembedded </span>would be used, because
331 <span 
332 class="cmtt-9">openembedded-core </span>has lower priority.
333 <!--l. 182--><p class="noindent" ><span 
334 class="cmbx-10">NOTE: </span>This would still be true even if the version of <span 
335 class="cmtt-9">libmad </span>in <span 
336 class="cmtt-9">openembeded-core</span>
337 was higher than the version in <span 
338 class="cmtt-9">meta-openembedded</span>, unless <span 
339 class="cmtt-9">PREFERRED</span><span 
340 class="cmtt-9">_VERSION</span><span 
341 class="cmtt-9">_libmad</span>
342 was set to the version in <span 
343 class="cmtt-9">openembedded-core</span>. There is currently no way to prefer a
344 version of a lower priority layer, if the same version is present in a higher priority
345 layer.
346 <!--l. 188--><p class="noindent" >
347 <h5 class="subsubsectionHead"><span class="titlemark">1.6.1   </span> <a 
348  id="x1-90001.6.1"></a>openembedded-core and meta-openembedded</h5>
349 <!--l. 189--><p class="noindent" >These directories contain copies of Git repositories from git.openembedded.org,
350 including the OpenEmbedded-Core layer and the (Meta-)OpenEmbedded layers.
351 They get created automatically when building the distribution for the first
352 time.
353 <!--l. 193--><p class="noindent" >Throughout this document, the combination of these directories will be referred to as
354 OpenEmbedded.
355 <!--l. 196--><p class="noindent" >The latest changes to these Git repositories can be seen at:
356 <!--l. 198--><p class="noindent" ><a 
357 href="http://git.openembedded.org/openembedded-core-contrib/log/?h=obi/dora" class="url" ><span 
358 class="cmtt-10">http://git.openembedded.org/openembedded-_core-_contrib/log/?h=obi/dora</span></a>
359 <!--l. 200--><p class="noindent" ><a 
360 href="http://git.openembedded.org/meta-openembedded-contrib/log/?h=obi/dora" class="url" ><span 
361 class="cmtt-10">http://git.openembedded.org/meta-_openembedded-_contrib/log/?h=obi/dora</span></a>
362 <!--l. 202--><p class="noindent" >
363 <h5 class="subsubsectionHead"><span class="titlemark">1.6.2   </span> <a 
364  id="x1-100001.6.2"></a>meta-opendreambox</h5>
365 <!--l. 203--><p class="noindent" >This directory contains:
366      <ul class="itemize1">
367      <li class="itemize">Recipes   for   packages   written   specifically   for   the   OpenDreambox
368      distribution
369      </li>
370      <li class="itemize">Modifications to recipes from OpenEmbedded
371      </li>
372      <li class="itemize">Recipes   for   software   versions   older   than   those   available   from
373      OpenEmbedded
374      </li>
375      <li class="itemize">Recipes   for   software   versions   newer   than   those   available   from
376      OpenEmbedded</li></ul>
377                                                                   
378
379                                                                   
380 <!--l. 212--><p class="noindent" >
381 <h5 class="subsubsectionHead"><span class="titlemark">1.6.3   </span> <a 
382  id="x1-110001.6.3"></a>meta-bsp</h5>
383 <!--l. 213--><p class="noindent" >The directory <span 
384 class="cmtt-9">meta-bsp </span>contains Board Support Packages (BSP) for the supported
385 Dreambox models. This includes:
386      <ul class="itemize1">
387      <li class="itemize">Hardware drivers
388      </li>
389      <li class="itemize">Machine specific overrides
390      </li>
391      <li class="itemize">The Linux kernel
392      </li>
393      <li class="itemize">The boot loader
394      </li>
395      <li class="itemize">Splash images</li></ul>
396 <!--l. 224--><p class="noindent" >
397 <h3 class="sectionHead"><span class="titlemark">2   </span> <a 
398  id="x1-120002"></a>Further readings</h3>
399      <ul class="itemize1">
400      <li class="itemize">The Yocto Project Reference Manual: <a 
401 href="https://www.yoctoproject.org/docs/1.5.1/ref-manual/ref-manual.html" class="url" ><span 
402 class="cmtt-10">https://www.yoctoproject.org/docs/1.5.1/ref-_manual/ref-_manual.html</span></a></li></ul>
403 <!--l. 230--><p class="noindent" >
404 <h3 class="sectionHead"><span class="titlemark">3   </span> <a 
405  id="x1-130003"></a>Prerequisites</h3>
406 <!--l. 233--><p class="noindent" >
407 <h4 class="subsectionHead"><span class="titlemark">3.1   </span> <a 
408  id="x1-140003.1"></a>Required software</h4>
409 <!--l. 235--><p class="noindent" >The OpenEmbedded project provides a general list of prerequisites for many Linux
410 distributions and also for some other operating systems.
411                                                                   
412
413                                                                   
414      <ul class="itemize1">
415      <li class="itemize"><a 
416 href="http://www.openembedded.org/wiki/Getting\_started#Required\_software" class="url" ><span 
417 class="cmtt-10">http://www.openembedded.org/wiki/Getting\_started#Required\_software</span></a></li></ul>
418 <!--l. 242--><p class="noindent" >It is highly recommended to use Linux to build OpenDreambox. In theory, any recent
419 distribution will do, but not many distributions have been verified to build
420 OpenDreambox without errors. Tested distributions include:
421      <ul class="itemize1">
422      <li class="itemize">Debian 7.6 &#8221;Wheezy&#8221; [amd64]
423      </li>
424      <li class="itemize">Ubuntu 14.04.1 LTS &#8221;Trusty Tahr&#8221; [amd64]</li></ul>
425                                                                   
426
427                                                                   
428 <!--l. 254--><p class="noindent" >
429 <h3 class="sectionHead"><span class="titlemark">4   </span> <a 
430  id="x1-150004"></a>Major changes since previous public releases</h3>
431 <!--l. 256--><p class="noindent" >
432 <h4 class="subsectionHead"><span class="titlemark">4.1   </span> <a 
433  id="x1-160004.1"></a>Changes since release 1.6</h4>
434      <ul class="itemize1">
435      <li class="itemize">Recipes were split across multiple layers and categorized.
436      </li>
437      <li class="itemize"><span 
438 class="cmtt-9">env.source  </span>has   been   replaced   by   two   files,   <span 
439 class="cmtt-9">bitbake.env  </span>and
440      <span 
441 class="cmtt-9">cross-compile.env</span>. The former sets a minimal environment that is needed
442      to execute bitbake. The latter creates machine-specific command aliases,
443      in order to compile external software.
444      </li>
445      <li class="itemize">All machines share a common <span 
446 class="cmtt-9">tmp </span>directory.
447      </li>
448      <li class="itemize"><span 
449 class="cmtt-9">$</span><span 
450 class="cmsy-9">{</span><span 
451 class="cmtt-9">MACHINE</span><span 
452 class="cmsy-9">}</span><span 
453 class="cmtt-9">/build </span>directories were renamed to <span 
454 class="cmtt-9">build/$</span><span 
455 class="cmsy-9">{</span><span 
456 class="cmtt-9">MACHINE</span><span 
457 class="cmsy-9">}</span>.
458      </li>
459      <li class="itemize">Kernel packages were renamed from <span 
460 class="cmtt-9">linux-$</span><span 
461 class="cmsy-9">{</span><span 
462 class="cmtt-9">MACHINE</span><span 
463 class="cmsy-9">} </span>to <span 
464 class="cmtt-9">linux-dreambox</span>.
465      </li>
466      <li class="itemize">Support for machines based on ATI Xilleon or IBM STB was dropped.</li></ul>
467 <!--l. 269--><p class="noindent" >
468 <h4 class="subsectionHead"><span class="titlemark">4.2   </span> <a 
469  id="x1-170004.2"></a>Changes since release 2.0</h4>
470      <ul class="itemize1">
471      <li class="itemize">Added support for DM7080.
472      </li>
473      <li class="itemize">If   a   recipe   changes,   the   corresponding   packages   will   be   rebuilt
474      automatically, in contrast to required manual PR bumps in the past.
475      </li>
476      <li class="itemize">Each machine uses its own tmp directory again, like before 2.0. However,
477      there is a shared <span 
478 class="cmtt-9">sstate-cache</span>, which allows to share already compiled
479      data between compatible machines. This impacts performance and size of
480      the build system, but improves reliability and consistency across builds.
481                                                                   
482
483                                                                   
484      </li>
485      <li class="itemize">Support for machines without FPU and kernel versions below 3.x was
486      dropped (DM800).</li></ul>
487 <!--l. 281--><p class="noindent" >
488 <h3 class="sectionHead"><span class="titlemark">5   </span> <a 
489  id="x1-180005"></a>Known Issues</h3>
490 <!--l. 283--><p class="noindent" >None.
491                                                                   
492
493                                                                   
494 <!--l. 287--><p class="noindent" >
495 <h3 class="sectionHead"><span class="titlemark">6   </span> <a 
496  id="x1-190006"></a>Building OpenDreambox</h3>
497 <!--l. 289--><p class="noindent" >In the top level directory, there is a <span 
498 class="cmtt-9">Makefile</span>, which is used to set up build
499 directories and to fetch or update all used repositories. The Makefile can
500 be influenced by environment variables, either by specifing them on the
501 command-line or by storing them in a file called <span 
502 class="cmtt-9">conf/make.conf</span>. It is not
503 recommended to edit the <span 
504 class="cmtt-9">Makefile </span>directly in order to avoid conflicts with future
505 updates.
506 <!--l. 296--><p class="noindent" >When the <span 
507 class="cmtt-9">Makefile </span>is run for the first time, the following steps will be executed:
508      <ul class="itemize1">
509      <li class="itemize">Creation of configuration files
510          <ul class="itemize2">
511          <li class="itemize"><span 
512 class="cmtt-9">bitbake.env</span>
513          </li>
514          <li class="itemize"><span 
515 class="cmtt-9">conf/opendreambox.conf</span>
516          </li>
517          <li class="itemize"><span 
518 class="cmtt-9">build/$</span><span 
519 class="cmsy-9">{</span><span 
520 class="cmtt-9">MACHINE</span><span 
521 class="cmsy-9">}</span><span 
522 class="cmtt-9">/conf/bblayers.conf</span>
523          </li>
524          <li class="itemize"><span 
525 class="cmtt-9">build/$</span><span 
526 class="cmsy-9">{</span><span 
527 class="cmtt-9">MACHINE</span><span 
528 class="cmsy-9">}</span><span 
529 class="cmtt-9">/conf/local.conf</span></li></ul>
530      </li>
531      <li class="itemize">Update or checkout of Git repositories
532          <ul class="itemize2">
533          <li class="itemize">OpenDreambox
534          </li>
535          <li class="itemize">BitBake
536          </li>
537          <li class="itemize">OpenEmbedded</li></ul>
538      </li></ul>
539 <!--l. 315--><p class="noindent" >
540 <h4 class="subsectionHead"><span class="titlemark">6.1   </span> <a 
541  id="x1-200006.1"></a>Makefile targets</h4>
542 <!--l. 316--><p class="noindent" >Run <span 
543 class="cmtt-9">make help </span>to get a list of targets of the top level Makefile, together with a brief
544 description.
545                                                                   
546
547                                                                   
548 <!--l. 318--><p class="noindent" >
549 <h4 class="subsectionHead"><span class="titlemark">6.2   </span> <a 
550  id="x1-210006.2"></a>Configuration variables</h4>
551 <!--l. 319--><p class="noindent" >
552 <h5 class="subsubsectionHead"><span class="titlemark">6.2.1   </span> <a 
553  id="x1-220006.2.1"></a>BB_NUMBER_THREADS</h5>
554 <!--l. 320--><p class="noindent" >Controls how many BitBake tasks may run at a time. Defaults to the number of cores
555 available on the build system.
556 <!--l. 323--><p class="noindent" >
557 <h5 class="subsubsectionHead"><span class="titlemark">6.2.2   </span> <a 
558  id="x1-230006.2.2"></a>MACHINE</h5>
559 <!--l. 324--><p class="noindent" >Controls the target machine to build packages for. See section <a 
560 href="#x1-40001.2">1.2<!--tex4ht:ref: products --></a> for a list of
561 supported products.
562 <!--l. 327--><p class="noindent" >
563 <h5 class="subsubsectionHead"><span class="titlemark">6.2.3   </span> <a 
564  id="x1-240006.2.3"></a>PARALLEL_MAKE</h5>
565 <!--l. 328--><p class="noindent" >Controls how many processes per recipe <span 
566 class="cmtt-9">make </span>may use. Defaults to the number of
567 cores available on the build system.
568 <!--l. 331--><p class="noindent" >
569 <h4 class="subsectionHead"><span class="titlemark">6.3   </span> <a 
570  id="x1-250006.3"></a>Adding custom layers</h4>
571 <!--l. 333--><p class="noindent" >It is possible to add custom layers to the build system. This can be done globally and
572 per machine. To add a layer globally, edit <span 
573 class="cmtt-9">conf/bblayers-ext.conf</span>. To add a
574 machine-specific layer, edit <span 
575 class="cmtt-9">conf/bblayers-$</span><span 
576 class="cmsy-9">{</span><span 
577 class="cmtt-9">MACHINE</span><span 
578 class="cmsy-9">}</span><span 
579 class="cmtt-9">-ext.conf</span>. Assuming that an
580 additional layer is available at <span 
581 class="cmtt-9">$</span><span 
582 class="cmsy-9">{</span><span 
583 class="cmtt-9">HOME</span><span 
584 class="cmsy-9">}</span><span 
585 class="cmtt-9">/custom-layer</span>, the entry to add to the file will
586 look like this:
587 <!--l. 339--><p class="noindent" ><span 
588 class="cmtt-9">BBLAYERS =+ "$</span><span 
589 class="cmsy-9">{</span><span 
590 class="cmtt-9">HOME</span><span 
591 class="cmsy-9">}</span><span 
592 class="cmtt-9">/custom-layer"</span>
593 <!--l. 341--><p class="noindent" >
594 <h4 class="subsectionHead"><span class="titlemark">6.4   </span> <a 
595  id="x1-260006.4"></a>Adding custom options</h4>
596 <!--l. 342--><p class="noindent" >It is possible to tweak a lot more options than those used by the <span 
597 class="cmtt-9">Makefile </span>by editing
598 <span 
599 class="cmtt-9">conf/local-ext.conf </span>or <span 
600 class="cmtt-9">conf/local-$</span><span 
601 class="cmsy-9">{</span><span 
602 class="cmtt-9">MACHINE</span><span 
603 class="cmsy-9">}</span><span 
604 class="cmtt-9">-ext.conf</span>.
605                                                                   
606
607                                                                   
608 <!--l. 345--><p class="noindent" >For example, if the firmware shall use the package feed built on the develoment
609 machine, which happens to be 192.168.1.1 and has a webserver configured to point to
610 <span 
611 class="cmtt-9">tmp/deploy/ipk</span>, a line like the following may be added:
612 <!--l. 349--><p class="noindent" ><span 
613 class="cmtt-9">DISTRO</span><span 
614 class="cmtt-9">_FEED</span><span 
615 class="cmtt-9">_URI = "http://192.168.1.1/$</span><span 
616 class="cmsy-9">{</span><span 
617 class="cmtt-9">DISTRO</span><span 
618 class="cmsy-9">}</span><span 
619 class="cmtt-9">/$</span><span 
620 class="cmsy-9">{</span><span 
621 class="cmtt-9">DISTRO</span><span 
622 class="cmtt-9">_VERSION</span><span 
623 class="cmsy-9">}</span><span 
624 class="cmtt-9">"</span>
625 <!--l. 351--><p class="noindent" >In general, any variable in OpenEmbedded that uses weak assignment (<span 
626 class="cmtt-9">?=</span>) may be
627 overridden from these files.
628 <!--l. 354--><p class="noindent" >The following sections list some commonly used options.
629 <!--l. 356--><p class="noindent" >
630 <h5 class="subsubsectionHead"><span class="titlemark">6.4.1   </span> <a 
631  id="x1-270006.4.1"></a>DISTRO_FEED_PREFIX</h5>
632 <!--l. 358--><p class="noindent" ><span 
633 class="cmtt-9">DISTRO</span><span 
634 class="cmtt-9">_FEED</span><span 
635 class="cmtt-9">_PREFIX </span>specifies the name of the package update feed. This name may be
636 chosen arbitarily.
637 <!--l. 361--><p class="noindent" >Default: <span 
638 class="cmtt-9">DISTRO</span><span 
639 class="cmtt-9">_FEED</span><span 
640 class="cmtt-9">_PREFIX = "remote"</span>
641 <!--l. 363--><p class="noindent" >
642 <h5 class="subsubsectionHead"><span class="titlemark">6.4.2   </span> <a 
643  id="x1-280006.4.2"></a>DISTRO_FEED_URI</h5>
644 <!--l. 365--><p class="noindent" ><span 
645 class="cmtt-9">DISTRO</span><span 
646 class="cmtt-9">_FEED</span><span 
647 class="cmtt-9">_URI </span>specifies the URI of the package update feed.
648 <!--l. 367--><p class="noindent" >Default: <span 
649 class="cmtt-9">DISTRO</span><span 
650 class="cmtt-9">_FEED</span><span 
651 class="cmtt-9">_URI = "http://my-distribution.example/remote-feed/"</span>
652 <!--l. 369--><p class="noindent" >
653 <h5 class="subsubsectionHead"><span class="titlemark">6.4.3   </span> <a 
654  id="x1-290006.4.3"></a>INHERIT</h5>
655 <!--l. 371--><p class="noindent" ><span 
656 class="cmtt-9">INHERIT </span>specifies bbclasses to include from a configuration file. Usually, this variable
657 gets appended to by using the <span 
658 class="cmtt-9">+= </span>operator.
659 <!--l. 374--><p class="noindent" >The OpenDreambox distribution automatically appends <span 
660 class="cmtt-9">"buildhistory recipe</span><span 
661 class="cmtt-9">_sanity"</span>
662 to <span 
663 class="cmtt-9">INHERIT</span>.
664 <!--l. 376--><p class="noindent" >Default: <span 
665 class="cmtt-9">INHERIT = ""</span>
666 <!--l. 378--><p class="noindent" ><span 
667 class="cmbx-10">Some examples:</span>
668 <!--l. 380--><p class="noindent" >Always build the latest versions of OpenDreambox-related projects from
669 Git:
670 <!--l. 382--><p class="noindent" ><span 
671 class="cmtt-9">INHERIT += "opendreambox-autorev"</span>
672 <!--l. 384--><p class="noindent" >Remove temporary files of previous versions of a recipe before a newer version gets
673 built:
674 <!--l. 386--><p class="noindent" ><span 
675 class="cmtt-9">INHERIT += "rm</span><span 
676 class="cmtt-9">_old</span><span 
677 class="cmtt-9">_work"</span>
678                                                                   
679
680                                                                   
681 <!--l. 388--><p class="noindent" >
682 <h4 class="subsectionHead"><span class="titlemark">6.5   </span> <a 
683  id="x1-300006.5"></a>Setting up a build directory</h4>
684 <!--l. 389--><p class="noindent" >To set up a build directory for e.g. <span 
685 class="cmbx-10">DM 7080 </span>run <span 
686 class="cmtt-9">make MACHINE=dm7080</span>. If
687 <span 
688 class="cmtt-9">MACHINE=dm7080 </span>has been set in <span 
689 class="cmtt-9">conf/make.conf </span>(default), you can simply run
690 <span 
691 class="cmtt-9">make </span>with no arguments instead. This will create and initialize the directory
692 <span 
693 class="cmtt-9">build/dm7080</span>.
694 <!--l. 393--><p class="noindent" >
695 <h4 class="subsectionHead"><span class="titlemark">6.6   </span> <a 
696  id="x1-310006.6"></a>Building a firmware image</h4>
697 <!--l. 394--><p class="noindent" >To build a firmware image for e.g. <span 
698 class="cmbx-10">DM 7080 </span>run <span 
699 class="cmtt-9">make MACHINE=dm7080 image</span>. If
700 <span 
701 class="cmtt-9">MACHINE=dm7080 </span>has been set in <span 
702 class="cmtt-9">conf/make.conf </span>(default), you can simply run <span 
703 class="cmtt-9">make</span>
704 <span 
705 class="cmtt-9">image </span>instead.
706 <!--l. 398--><p class="noindent" >
707 <h4 class="subsectionHead"><span class="titlemark">6.7   </span> <a 
708  id="x1-320006.7"></a>Building a package</h4>
709 <!--l. 399--><p class="noindent" >To build a single package, BitBake has to be used directly. First, the environment has
710 to be set up, in order to make BitBake available to the shell. This can be done with
711 the following command:
712 <!--l. 403--><p class="noindent" ><span 
713 class="cmtt-9">source bitbake.env</span>
714 <!--l. 405--><p class="noindent" >BitBake must be run from the machine&#8217;s build directory. For <span 
715 class="cmbx-10">DM 7080</span>
716 run:
717 <!--l. 407--><p class="noindent" ><span 
718 class="cmtt-9">cd build/dm7080</span>
719 <!--l. 409--><p class="noindent" >In order to build enigma2, run:
720 <!--l. 411--><p class="noindent" ><span 
721 class="cmtt-9">bitbake enigma2</span>.
722 <!--l. 413--><p class="noindent" >
723 <h3 class="sectionHead"><span class="titlemark">7   </span> <a 
724  id="x1-330007"></a>Development hints</h3>
725 <!--l. 415--><p class="noindent" >
726 <h4 class="subsectionHead"><span class="titlemark">7.1   </span> <a 
727  id="x1-340007.1"></a>Cross-compilation of external software</h4>
728 <!--l. 416--><p class="noindent" >OpenDreambox provides a script called <span 
729 class="cmtt-9">cross-compile.env</span>. Once run, the script will
730 create the following commands (shell aliases), aiming to ease cross-compilation of
731 external source trees:
732                                                                   
733
734                                                                   
735      <ul class="itemize1">
736      <li class="itemize"><span 
737 class="cmtt-9">oe</span><span 
738 class="cmtt-9">_autoreconf </span>- Calls OE&#8217;s version of <span 
739 class="cmtt-9">autoreconf</span>. Useful for projects based
740      on GNU autotools.
741      </li>
742      <li class="itemize"><span 
743 class="cmtt-9">oe</span><span 
744 class="cmtt-9">_runconf </span>- Calls <span 
745 class="cmtt-9">./configure </span>with parameters suitable for OE. Useful
746      for projects based on GNU autotools.
747      </li>
748      <li class="itemize"><span 
749 class="cmtt-9">oe</span><span 
750 class="cmtt-9">_runmake </span>-  Calls  <span 
751 class="cmtt-9">make </span>with  parameters  suitable  for  OE.  Useful  for
752      projects based on GNU autotools or GNU make.
753      </li>
754      <li class="itemize"><span 
755 class="cmtt-9">oe</span><span 
756 class="cmtt-9">_env </span>- Useful to execute arbitrary commands in the OE environment
757      (e.g. <span 
758 class="cmtt-9">oe</span><span 
759 class="cmtt-9">_env env</span>).
760      </li>
761      <li class="itemize"><span 
762 class="cmtt-9">oe</span><span 
763 class="cmtt-9">_setenv </span>- Exports the OE environment to the currently running shell
764      session.</li></ul>
765 <!--l. 427--><p class="noindent" >The script needs to know the target machine, which can be one of the supported
766 products (see <a 
767 href="#x1-40001.2">1.2<!--tex4ht:ref: products --></a>). Because the script adds aliases to your currently running shell
768 session, it has to be invoked using <span 
769 class="cmtt-9">source </span>or <span 
770 class="cmtt-9">. </span>(the dot operator), e.g.:
771 <!--l. 430--><p class="noindent" ><span 
772 class="cmtt-9">source cross-compile.env dm7080</span>
773 <!--l. 432--><p class="noindent" >The script may be called from any location, but must reside inside the OpenDreambox
774 Git tree. You may want to create a symlink to <span 
775 class="cmtt-9">cross-compile.env </span>somewhere in your
776 <span 
777 class="cmtt-9">PATH</span>.
778 <!--l. 435--><p class="noindent" >
779 <h4 class="subsectionHead"><span class="titlemark">7.2   </span> <a 
780  id="x1-350007.2"></a>Coding style</h4>
781 <!--l. 436--><p class="noindent" >Run <span 
782 class="cmtt-9">scripts/do</span><span 
783 class="cmtt-9">_stylize.sh </span>on new recipes to ensure proper coding style.
784 <!--l. 438--><p class="noindent" >
785 <h4 class="subsectionHead"><span class="titlemark">7.3   </span> <a 
786  id="x1-360007.3"></a>Package architecture</h4>
787 <!--l. 439--><p class="noindent" >Set <span 
788 class="cmtt-9">PACKAGE</span><span 
789 class="cmtt-9">_ARCH = "$</span><span 
790 class="cmsy-9">{</span><span 
791 class="cmtt-9">MACHINE</span><span 
792 class="cmtt-9">_ARCH</span><span 
793 class="cmsy-9">}</span><span 
794 class="cmtt-9">" </span>if either condition is met:
795      <ul class="itemize1">
796      <li class="itemize">The     recipe     uses     <span 
797 class="cmtt-9">COMBINED</span><span 
798 class="cmtt-9">_FEATURES</span>,     <span 
799 class="cmtt-9">MACHINE</span><span 
800 class="cmtt-9">_FEATURES    </span>or
801      <span 
802 class="cmtt-9">DREAMBOX</span><span 
803 class="cmtt-9">_FEATURES</span>.
804      </li>
805      <li class="itemize">The recipe is part of <span 
806 class="cmtt-9">meta-bsp</span>.</li></ul>
807                                                                   
808
809                                                                   
810 <!--l. 445--><p class="noindent" >
811 <h3 class="sectionHead"><span class="titlemark">8   </span> <a 
812  id="x1-370008"></a>Bug reports and patches</h3>
813 <!--l. 447--><p class="noindent" >Please send bug reports and patches to the Enigma2 development mailing list
814 <span 
815 class="cmtt-9">&#x003C;enigma2-devel@lists.elitedvb.net&#x003E;</span>.
816 <!--l. 449--><p class="noindent" >A comfortable way to create patches is to use <span 
817 class="cmtt-9">git format-patch</span>, after all changes
818 have been committed to your local copy of the repository.
819  
820 </body></html> 
821
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