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authorScott Rifenbark <srifenbark@gmail.com>2017-07-12 07:34:59 -0700
committerRichard Purdie <richard.purdie@linuxfoundation.org>2017-07-22 09:19:25 +0100
commit33969a3c92024c566b03ad30bc5cc77e32e9a416 (patch)
tree9b9209d7d9d3f4fa863b63aa927f4a2d85916657 /documentation/sdk-manual/sdk-appendix-obtain.xml
parent5731def9011cd77b0a984cdb8e86e12c9f8c12ce (diff)
downloadpoky-33969a3c92024c566b03ad30bc5cc77e32e9a416.tar.gz
sdk-manual: Converted extracting root filesystem to procedure
(From yocto-docs rev: 371b7c6c4d0d18c7212e0af3ca3ff558de347633) Signed-off-by: Scott Rifenbark <srifenbark@gmail.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Diffstat (limited to 'documentation/sdk-manual/sdk-appendix-obtain.xml')
-rw-r--r--documentation/sdk-manual/sdk-appendix-obtain.xml141
1 files changed, 103 insertions, 38 deletions
diff --git a/documentation/sdk-manual/sdk-appendix-obtain.xml b/documentation/sdk-manual/sdk-appendix-obtain.xml
index ae30995304..0bb5dd2497 100644
--- a/documentation/sdk-manual/sdk-appendix-obtain.xml
+++ b/documentation/sdk-manual/sdk-appendix-obtain.xml
@@ -81,6 +81,13 @@
81 <literallayout class='monospaced'> 81 <literallayout class='monospaced'>
82 $ ~/Downloads/poky-glibc-x86_64-core-image-sato-core2-64-toolchain-ext-&DISTRO;.sh 82 $ ~/Downloads/poky-glibc-x86_64-core-image-sato-core2-64-toolchain-ext-&DISTRO;.sh
83 </literallayout> 83 </literallayout>
84 During execution of the script, you choose the root location
85 for the toolchain.
86 See the
87 "<link linkend='sdk-installed-standard-sdk-directory-structure'>Installed Standard SDK Directory Structure</link>"
88 section and the
89 "<link linkend='sdk-installed-extensible-sdk-directory-structure'>Installed Extensible SDK Directory Structure</link>"
90 section for more information.
84 </para></listitem> 91 </para></listitem>
85 </orderedlist> 92 </orderedlist>
86 </para> 93 </para>
@@ -175,8 +182,15 @@
175 Following is an example: 182 Following is an example:
176 <literallayout class='monospaced'> 183 <literallayout class='monospaced'>
177 $ cd ~/poky/build/tmp/deploy/sdk 184 $ cd ~/poky/build/tmp/deploy/sdk
178 ./poky-glibc-x86_64-core-image-sato-core2-64-toolchain-ext-&DISTRO;.sh 185 $ ./poky-glibc-x86_64-core-image-sato-core2-64-toolchain-ext-&DISTRO;.sh
179 </literallayout> 186 </literallayout>
187 During execution of the script, you choose the root location
188 for the toolchain.
189 See the
190 "<link linkend='sdk-installed-standard-sdk-directory-structure'>Installed Standard SDK Directory Structure</link>"
191 section and the
192 "<link linkend='sdk-installed-extensible-sdk-directory-structure'>Installed Extensible SDK Directory Structure</link>"
193 section for more information.
180 </para></listitem> 194 </para></listitem>
181 </orderedlist> 195 </orderedlist>
182 </para> 196 </para>
@@ -189,55 +203,106 @@
189 After installing the toolchain, for some use cases you 203 After installing the toolchain, for some use cases you
190 might need to separately extract a root filesystem: 204 might need to separately extract a root filesystem:
191 <itemizedlist> 205 <itemizedlist>
192 <listitem><para>You want to boot the image using NFS. 206 <listitem><para>
207 You want to boot the image using NFS.
193 </para></listitem> 208 </para></listitem>
194 <listitem><para>You want to use the root filesystem as the 209 <listitem><para>
210 You want to use the root filesystem as the
195 target sysroot. 211 target sysroot.
196 For example, the Eclipse IDE environment with the Eclipse 212 For example, the Eclipse IDE environment with the Eclipse
197 Yocto Plug-in installed allows you to use QEMU to boot 213 Yocto Plug-in installed allows you to use QEMU to boot
198 under NFS.</para></listitem> 214 under NFS.
199 <listitem><para>You want to develop your target application 215 </para></listitem>
216 <listitem><para>
217 You want to develop your target application
200 using the root filesystem as the target sysroot. 218 using the root filesystem as the target sysroot.
201 </para></listitem> 219 </para></listitem>
202 </itemizedlist> 220 </itemizedlist>
203 </para> 221 </para>
204 222
205 <para> 223 <para>
206 To extract the root filesystem, first <filename>source</filename> 224 Follow these steps to extract the root filesystem:
207 the cross-development environment setup script to establish 225 <orderedlist>
208 necessary environment variables. 226 <listitem><para>
209 If you built the toolchain in the Build Directory, you will find 227 <emphasis>Locate and Download the Tarball for the Pre-Built
210 the toolchain environment script in the 228 Root Filesystem Image File:</emphasis>
211 <filename>tmp</filename> directory. 229 You need to find and download the root filesystem image
212 If you installed the toolchain by hand, the environment setup 230 file that is appropriate for your target system.
213 script is located in <filename>/opt/poky/&DISTRO;</filename>. 231 These files are kept in the
214 </para> 232 <ulink url='&YOCTO_DL_URL;/releases/yocto/yocto-&DISTRO;/machines/'>Index of Releases</ulink>
233 in the "machines" directory.</para>
234
235 <para>The "machines" directory contains tarballs
236 (<filename>*.tar.bz2</filename>) for supported machines.
237 The directory also contains flattened root filesystem
238 image files (<filename>*.ext4</filename>), which you can use
239 with QEMU directly.</para>
240
241 <para>The pre-built root filesystem image files
242 follow these naming conventions:
243 <literallayout class='monospaced'>
244 core-image-<replaceable>profile</replaceable>-<replaceable>arch</replaceable>.tar.bz2
215 245
216 <para> 246 Where:
217 After sourcing the environment script, use the 247 <replaceable>profile</replaceable> is the filesystem image's profile:
218 <filename>runqemu-extract-sdk</filename> command and provide the 248 lsb, lsb-dev, lsb-sdk, lsb-qt3, minimal, minimal-dev, sato,
219 filesystem image. 249 sato-dev, sato-sdk, minimal-initramfs, or sdk-ptest. For
220 </para> 250 information on these types of image profiles, see the
251 "Images" chapter in the Yocto Project Reference Manual.
221 252
222 <para> 253 <replaceable>arch</replaceable> is a string representing the target architecture:
223 Following is an example. 254 beaglebone, edgerouter, genericx86, genericx86-64, mpc8315e-rdb,
224 The second command sets up the environment. 255 qemuarm, qemuarm64, qemumips, qemumips64, qemuppc, qemux86, or
225 In this case, the setup script is located in the 256 qemux86-64.
226 <filename>/opt/poky/&DISTRO;</filename> directory. 257
227 The third command extracts the root filesystem from a previously 258 </literallayout>
228 built filesystem that is located in the 259 The root filesystems provided by the Yocto Project are based
229 <filename>~/Downloads</filename> directory. 260 off of the <filename>core-image-sato</filename> and
230 Furthermore, this command extracts the root filesystem into the 261 <filename>core-image-minimal</filename> images.
231 <filename>qemux86-sato</filename> directory: 262 </para>
232 <literallayout class='monospaced'> 263
233 $ cd ~ 264 <para>For example, if your target hardware system is a
234 $ source /opt/poky/&DISTRO;/environment-setup-i586-poky-linux 265 BeagleBone board and your image is a
235 $ runqemu-extract-sdk \ 266 <filename>core-image-minimal</filename> image, you need
236 ~/Downloads/core-image-sato-sdk-qemux86-2011091411831.rootfs.tar.bz2 \ 267 to download the following root filesystem image file:
237 $HOME/qemux86-sato 268 <literallayout class='monospaced'>
238 </literallayout> 269 core-image-minimal-beaglebone.tar.bz2
239 You could now point to the target sysroot at 270 </literallayout>
240 <filename>qemux86-sato</filename>. 271 </para></listitem>
272 <listitem><para>
273 <emphasis>Initialize the Cross-Development Environment:</emphasis>
274 You must <filename>source</filename>
275 the cross-development environment setup script to establish
276 necessary environment variables.</para>
277
278 <para>This script is located in the top-level directory in
279 which you installed the toolchain (e.g.
280 <filename>poky_sdk</filename>).</para>
281
282 <para>Following is an example for the Core2 64-bit
283 architecture:
284 <literallayout class='monospaced'>
285 $ source ~/poky_sdk/environment-setup-core2-64-poky-linux
286 </literallayout>
287 </para></listitem>
288 <listitem><para>
289 <emphasis>Extract the Root Filesystem:</emphasis>
290 Use the <filename>runqemu-extract-sdk</filename> command
291 and provide the root filesystem image.</para>
292
293 <para>Following is an example command that extracts the root
294 filesystem from a previously built root filesystem image that
295 was downloaded from the
296 <ulink url='&YOCTO_DOCS_REF_URL;#index-downloads'>Index of Releases</ulink>.
297 This command extracts the root filesystem into the
298 <filename>core2-64-sato</filename> directory:
299 <literallayout class='monospaced'>
300 $ runqemu-extract-sdk ~/Downloads/core-image-sato-core2-64.tar.bz2 ~/core2-64-sato
301 </literallayout>
302 You could now point to the target sysroot at
303 <filename>core2-64-sato</filename>.
304 </para></listitem>
305 </orderedlist>
241 </para> 306 </para>
242</section> 307</section>
243 308