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dev-manual: Configuring the Cross-Compiler Options" section. 

(From yocto-docs rev: b301486fe522a519fa743975fd229ab9060cf0c8)

Signed-off-by: Scott Rifenbark <scott.m.rifenbark@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Scott Rifenbark 2013-04-10 13:20:35 -07:00 committed by Richard Purdie
parent cd18e0e97b
commit 4bb9b85632
1 changed files with 18 additions and 15 deletions
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33
documentation/dev-manual/dev-manual-model.xml
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@ -1010,7 +1010,8 @@
<listitem><para><emphasis>
<filename>Build System Derived Toolchain:</filename></emphasis>
Select this mode if the cross-toolchain has been installed and built
as part of the Build Directory.
as part of the
<link linkend='build-directory'>Build Directory</link>.
When you select <filename>Build system derived toolchain</filename>,
you are using the toolchain bundled
inside the Build Directory.
@ -1019,33 +1020,35 @@
</para></listitem>
<listitem><para><emphasis>Point to the Toolchain:</emphasis>
If you are using a stand-alone pre-built toolchain, you should be pointing to the
<filename>&YOCTO_ADTPATH_DIR;</filename> directory.
This is the location for toolchains installed by the ADT Installer or by hand.
where it is installed.
If you used the ADT Installer script and accepted the default
installation directory, the toolchain will be installed in
the <filename>&YOCTO_ADTPATH_DIR;</filename> directory.
Sections "<ulink url='&YOCTO_DOCS_ADT_URL;#configuring-and-running-the-adt-installer-script'>Configuring
and Running the ADT Installer Script</ulink>" and
"<ulink url='&YOCTO_DOCS_ADT_URL;#using-an-existing-toolchain-tarball'>Using a Cross-Toolchain Tarball</ulink>"
in the Yocto Project Application Developer's Guide
describe two ways to install a stand-alone cross-toolchain in the
<filename>/opt/poky</filename> directory.
<note>It is possible to install a stand-alone cross-toolchain in a directory
other than <filename>/opt/poky</filename>.
However, doing so is discouraged.</note></para>
describe how to install a stand-alone cross-toolchain.</para>
<para>If you are using a system-derived toolchain, the path you provide
for the <filename>Toolchain Root Location</filename>
field is the Build Directory.
field is the <link linkend='build-directory'>Build Directory</link>.
See the "<ulink url='&YOCTO_DOCS_ADT_URL;#using-the-toolchain-from-within-the-build-tree'>Using
BitBake and the Build Directory</ulink>" section in the Yocto Project Application
Developer's Guide for information on how to install the toolchain into the build
directory.</para></listitem>
Developer's Guide for information on how to install
the toolchain into the Build Directory.</para></listitem>
<listitem><para><emphasis>Specify the Sysroot Location:</emphasis>
This location is where the root filesystem for the target hardware resides.
If you used the ADT Installer, then the location is
If you used the ADT Installer script and accepted the
default installation directory, then the location is
<filename>/opt/poky/&lt;release&gt;</filename>.
Additionally, when you use the ADT Installer, the same location is used for
Additionally, when you use the ADT Installer script,
the same location is used for
the QEMU user-space tools and the NFS boot process.</para>
<para>If you used either of the other two methods to install the toolchain, then the
<para>If you used either of the other two methods to
install the toolchain or did not accept the ADT Installer
script's default installation directory, then the
location of the sysroot filesystem depends on where you separately
extracted and intalled the filesystem.</para>
extracted and installed the filesystem.</para>
<para>For information on how to install the toolchain and on how to extract
and install the sysroot filesystem, see the
"<ulink url='&YOCTO_DOCS_ADT_URL;#installing-the-adt'>Installing the ADT and Toolchains</ulink>" section.