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authorRichard Purdie <rpurdie@linux.intel.com>2010-10-15 15:14:06 +0100
committerRichard Purdie <rpurdie@linux.intel.com>2010-10-27 07:50:33 +0100
commit4999f788740b5cb2c4490c86e44ab5eac7b3dfe0 (patch)
treefd578c3315dcc30a0389ef55b3261491bbeb45e0 /documentation/poky-ref-manual/introduction.xml
parent00e061b56455e8bc6ab937a8114386f921f53fa5 (diff)
downloadpoky-4999f788740b5cb2c4490c86e44ab5eac7b3dfe0.tar.gz
documentation/pokt-ref-manual: Update with Yocto branding
Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>
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@@ -4,43 +4,39 @@
4<chapter id='intro'> 4<chapter id='intro'>
5<title>Introduction</title> 5<title>Introduction</title>
6 6
7<section id='intro-what-is'> 7<section id='intro-welcome'>
8 <title>What is Poky?</title> 8 <title>Welcome to Poky!</title>
9 9
10 <para> 10 <para>
11 Poky is the the build tool in Yocto Project.
12 It is at the heart of Yocto Project.
13 You use Poky within Yocto Project to build the images (kernel software) for targeted hardware.
14 </para>
11 15
12 Poky is an open source platform build tool. It is a complete 16 <para>
13 software development environment for the creation of Linux 17 Before jumping into Poky you should have an understanding of Yokto Project.
14 devices. It aids the design, development, building, debugging, 18 Be sure you are familiar with the information in the Yocto Project Quick Start.
15 simulation and testing of complete modern software stacks 19 You can find this documentation on the public <ulink rul='http://yoctoproject.org/'>Yocto Project Website</ulink>.
16 using Linux, the X Window System and GNOME Mobile
17 based application frameworks. It is based on <ulink
18 url='http://openembedded.org/'>OpenEmbedded</ulink> but has
19 been customised with a particular focus.
20
21 </para> 20 </para>
21</section>
22 22
23 <para> Poky was setup to:</para> 23<section>
24 <title>What is Poky?</title>
24 25
25 <itemizedlist> 26 <para>
26 <listitem> 27 Poky provides an open source Linux, X11, Matchbox, GTK+, Pimlico, Clutter, and other <ulink url='http://gnome.org/mobile'>GNOME Mobile</ulink> technologies based full platform build tool within Yocto Project.
27 <para>Provide an open source Linux, X11, Matchbox, GTK+, Pimlico, Clutter, and other <ulink url='http://gnome.org/mobile'>GNOME Mobile</ulink> technologies based full platform build and development tool.</para> 28 It creates a focused, stable, subset of OpenEmbedded that can be easily and reliably built and developed upon.
28 </listitem> 29 Poky fully supports a wide range of x86 ARM, MIPS and PowerPC hardware and device virtulisation.
29 <listitem> 30 </para>
30 <para>Create a focused, stable, subset of OpenEmbedded that can be easily and reliably built and developed upon.</para>
31 </listitem>
32 <listitem>
33 <para>Fully support a wide range of x86, ARM, MIPS, PowerPC hardware and device virtulisation</para>
34 </listitem>
35 </itemizedlist>
36 31
37 <para> 32 <para>
38 Poky is primarily a platform builder which generates filesystem images 33 Poky is primarily a platform builder which generates filesystem images
39 based on open source software such as the Kdrive X server, the Matchbox 34 based on open source software such as the Kdrive X server, the Matchbox
40 window manager, the GTK+ toolkit and the D-Bus message bus system. Images 35 window manager, the GTK+ toolkit and the D-Bus message bus system. Images
41 for many kinds of devices can be generated, however the standard example 36 for many kinds of devices can be generated, however the standard example
42 machines target QEMU full system emulation(x86, ARM, MIPS and PowerPC) and the ARM based 37 machines target QEMU full system emulation(x86, ARM, MIPS and PowerPC) and
43 Sharp Zaurus series of devices. Poky's ability to boot inside a QEMU 38 real reference boards for each of these architectures.
39 Poky's ability to boot inside a QEMU
44 emulator makes it particularly suitable as a test platform for development 40 emulator makes it particularly suitable as a test platform for development
45 of embedded software. 41 of embedded software.
46 </para> 42 </para>
@@ -76,222 +72,32 @@
76 72
77<section id='intro-manualoverview'> 73<section id='intro-manualoverview'>
78 <title>Documentation Overview</title> 74 <title>Documentation Overview</title>
79
80 <para> 75 <para>
81 The handbook is split into sections covering different aspects of Poky. 76 The Poky User Guide is split into sections covering different aspects of Poky.
82 The <link linkend='usingpoky'>'Using Poky' section</link> gives an overview 77 The <link linkend='usingpoky'>'Using Poky' section</link> gives an overview of the components that make up Poky followed by information about using Poky and debugging images created in Yocto Project.
83 of the components that make up Poky followed by information about using and 78 The <link linkend='extendpoky'>'Extending Poky' section</link> gives information about how to extend and customise Poky along with advice on how to manage these changes.
84 debugging the Poky build system. The <link linkend='extendpoky'>'Extending Poky' section</link> 79 The <link linkend='platdev'>'Platform Development with Poky' section</link> gives information about interaction between Poky and target hardware for common platform development tasks such as software development, debugging and profiling.
85 gives information about how to extend and customise Poky along with advice 80 The rest of the manual consists of several reference sections each giving details on a specific section of Poky functionality.
86 on how to manage these changes.
87 The <link linkend='bsp'>'Board Support Packages (BSP) - Developers Guide' section</link>
88 gives information about how to develop BSP such as the common layout, the
89 software hardware configuration options etc.
90 The <link linkend='platdev'>'Platform Development with Poky'
91 section</link> gives information about interaction between Poky and target
92 hardware for common platform development tasks such as software development,
93 debugging and profiling. The rest of the manual
94 consists of several reference sections each giving details on a specific
95 section of Poky functionality.
96 </para> 81 </para>
97 82
98 <para> 83 <para>
99 This manual applies to Poky Release 3.3 (Green). 84 This manual applies to Poky Release 3.3 (Green).
100 </para> 85 </para>
101
102</section> 86</section>
103 87
104 88
105<section id='intro-requirements'> 89<section id='intro-requirements'>
106 <title>System Requirements</title> 90 <title>System Requirements</title>
107
108 <para> 91 <para>
109 We recommend Debian-based distributions, in particular a recent Ubuntu 92 We recommend Debian-based distributions, in particular a recent Ubuntu
110 release (10.04 or newer), as the host system for Poky. Nothing in Poky is 93 release (10.04 or newer), as the host system for Poky. Nothing in Poky is
111 distribution specific and 94 distribution specific and other distributions will most likely work as long
112 other distributions will most likely work as long as the appropriate 95 as the appropriate prerequisites are installed - we know of Poky being used
113 prerequisites are installed - we know of Poky being used successfully on Redhat, 96 successfully on Redhat, SUSE, Gentoo and Slackware host systems.
114 SUSE, Gentoo and Slackware host systems. 97 For information on what you need to develop images using Yocto Project and Poky
98 you should see the Yocto Project Quick Start on the public
99 <ulink rul='http://yoctoproject.org/'>Yocto Project Website</ulink>.
115 </para> 100 </para>
116
117 <para>On a Debian-based system, you need the following packages installed:</para>
118
119 <itemizedlist>
120 <listitem>
121 <para>build-essential</para>
122 </listitem>
123 <listitem>
124 <para>python (version 2.6 or later)</para>
125 </listitem>
126 <listitem>
127 <para>diffstat</para>
128 </listitem>
129 <listitem>
130 <para>texinfo</para>
131 </listitem>
132 <listitem>
133 <para>texi2html</para>
134 </listitem>
135 <listitem>
136 <para>cvs</para>
137 </listitem>
138 <listitem>
139 <para>subversion</para>
140 </listitem>
141 <listitem>
142 <para>wget</para>
143 </listitem>
144 <listitem>
145 <para>gawk</para>
146 </listitem>
147 <listitem>
148 <para>help2man</para>
149 </listitem>
150 <listitem>
151 <para>chrpath</para>
152 </listitem>
153 <listitem>
154 <para>mercurial</para>
155 </listitem>
156 </itemizedlist>
157 <para>Furthermore if you wish to run an emulated Poky image using <ulink url='http://qemu.org'>QEMU</ulink> (as in the quickstart below) you will need the following packages installed:</para>
158 <itemizedlist>
159 <listitem>
160 <para>libgl1-mesa-dev</para>
161 </listitem>
162 <listitem>
163 <para>libglu1-mesa-dev</para>
164 </listitem>
165 <listitem>
166 <para>libsdl1.2-dev</para>
167 </listitem>
168 <listitem>
169 <para>bochsbios (only to run qemux86 images)</para>
170 </listitem>
171 </itemizedlist>
172
173 <para>
174 Debian users can add debian.o-hand.com to their APT sources (See
175 <ulink url='http://debian.o-hand.com'/>
176 for instructions on doing this) and then run <command>
177 "apt-get install qemu poky-depends poky-scripts"</command> which will
178 automatically install all these dependencies. Virtualisation images with
179 Poky and all dependencies can also easily be built if required.
180 </para>
181
182 <para>
183 Poky can use a system provided QEMU or build its own depending on how it's
184 configured. See the options in <filename>local.conf</filename> for more details.
185 </para>
186</section>
187
188<section id='intro-quickstart'>
189 <title>Quick Start</title>
190
191 <section id='intro-quickstart-build'>
192 <title>Building and Running an Image</title>
193
194 <para>
195 If you want to try Poky, you can do so in a few commands. The example below
196 checks out the Poky source code, sets up a build environment, builds an
197 image and then runs that image under the QEMU emulator in x86 system emulation mode:
198 </para>
199
200 <para>
201 <literallayout class='monospaced'>
202$ wget http://pokylinux.org/releases/poky-green-3.3.tar.bz2
203$ tar xjvf poky-green-3.3.tar.bz2
204$ cd green-3.3/
205$ source poky-init-build-env
206$ bitbake poky-image-sato
207$ bitbake qemu-native
208$ runqemu qemux86
209</literallayout>
210 </para>
211
212 <note>
213 <para>
214 This process will need Internet access, about 20 GB of disk space
215 available, and you should expect the build to take about 4 - 5 hours since
216 it is building an entire Linux system from source including the toolchain!
217 </para>
218 </note>
219
220 <para>
221 To build for other machines see the <glossterm><link
222 linkend='var-MACHINE'>MACHINE</link></glossterm> variable in build/conf/local.conf.
223 This file contains other useful configuration information and the default version
224 has examples of common setup needs and is worth
225 reading. To take advantage of multiple processor cores to speed up builds for example, set the
226 <glossterm><link linkend='var-BB_NUMBER_THREADS'>BB_NUMBER_THREADS</link></glossterm>
227 and <glossterm><link linkend='var-PARALLEL_MAKE'>PARALLEL_MAKE</link></glossterm> variables.
228
229 The images/kernels built by Poky are placed in the <filename class="directory">tmp/deploy/images</filename>
230 directory.
231 </para>
232
233 <para>
234 You could also run <command>"poky-qemu zImage-qemuarm.bin poky-image-sato-qemuarm.ext2"
235 </command> within the images directory if you have the poky-scripts Debian package
236 installed from debian.o-hand.com. This allows the QEMU images to be used standalone
237 outside the Poky build environment.
238 </para>
239 <para>
240 To setup networking within QEMU see the <link linkend='usingpoky-install-qemu-networking'>
241 QEMU/USB networking with IP masquerading</link> section.
242 </para>
243
244 </section>
245 <section id='intro-quickstart-qemu'>
246 <title>Downloading and Using Prebuilt Images</title>
247
248 <para>
249 Prebuilt images from Poky are also available if you just want to run the system
250 under QEMU. To use these you need to:
251 </para>
252
253 <itemizedlist>
254 <listitem>
255 <para>
256 Add debian.o-hand.com to your APT sources (See
257 <ulink url='http://debian.o-hand.com'/> for instructions on doing this)
258 </para>
259 </listitem>
260 <listitem>
261 <para>Install patched QEMU and poky-scripts:</para>
262 <para>
263 <literallayout class='monospaced'>
264$ apt-get install qemu poky-scripts
265</literallayout>
266 </para>
267 </listitem>
268
269 <listitem>
270 <para>
271 Download a Poky QEMU release kernel (*zImage*qemu*.bin) and compressed
272 filesystem image (poky-image-*-qemu*.ext2.bz2) which
273 you'll need to decompress with 'bzip2 -d'. These are available from the
274 <ulink url='http://pokylinux.org/releases/green-3.3/'>last release</ulink>
275 or from the <ulink url='http://autobuilder.pokylinux.org/'>autobuilder</ulink>.
276 </para>
277 </listitem>
278 <listitem>
279 <para>Start the image:</para>
280 <para>
281 <literallayout class='monospaced'>
282$ poky-qemu &lt;kernel&gt; &lt;image&gt;
283</literallayout>
284 </para>
285 </listitem>
286 </itemizedlist>
287
288 <note><para>
289 A patched version of QEMU is required at present. A suitable version is available from
290 <ulink url='http://debian.o-hand.com'/>, it can be built
291 by poky (bitbake qemu-native) or can be downloaded/built as part of the toolchain/SDK tarballs.
292 </para></note>
293
294 </section>
295</section> 101</section>
296 102
297<section id='intro-getit'> 103<section id='intro-getit'>