From 6a57cb10b7ff63884abc6c2b4301d48f29514119 Mon Sep 17 00:00:00 2001
From: Scott Rifenbark <scott.m.rifenbark@intel.com>
Date: Fri, 21 Nov 2014 10:14:52 -0600
Subject: dev-manual: Added more info to mulit-machine builds section.

Fixes [YOCTO #5400]

Per Martin Jansa, added some information in the bullet item that
talks about the tools and the cases that can cause issues when
tuning things by machine or architecture.

(From yocto-docs rev: e8e47828df65abdc18bbd681c47719a7df77b00f)

Signed-off-by: Scott Rifenbark <scott.m.rifenbark@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
---
 .../dev-manual/dev-manual-common-tasks.xml         | 22 +++++++++++++++++-----
 1 file changed, 17 insertions(+), 5 deletions(-)

(limited to 'documentation/dev-manual')

diff --git a/documentation/dev-manual/dev-manual-common-tasks.xml b/documentation/dev-manual/dev-manual-common-tasks.xml
index 664b2943c3..b894355433 100644
--- a/documentation/dev-manual/dev-manual-common-tasks.xml
+++ b/documentation/dev-manual/dev-manual-common-tasks.xml
@@ -6061,10 +6061,10 @@ Gateways via their Web Interfaces</ulink>"</emphasis>
                     architecture through the
                     <ulink url='&YOCTO_DOCS_REF_URL;#var-PACKAGE_ARCH'><filename>PACKAGE_ARCH</filename></ulink>,
                     The OpenEmbedded build system defaults to the
-                    <ulink url='&YOCTO_DOCS_REF_URL;#var-TUNE_ARCH'><filename>TUNE_ARCH</filename></ulink>
+                    <ulink url='&YOCTO_DOCS_REF_URL;#var-TUNE_PKGARCH'><filename>TUNE_PKGARCH</filename></ulink>
                     setting:
                     <literallayout class='monospaced'>
-     PACKAGE_ARCH = "${TUNE_ARCH}"
+     PACKAGE_ARCH = "${TUNE_PKGARCH}"
                     </literallayout>
                     </para></listitem>
                 <listitem><para><emphasis>Choose a Generic Tuning File if Possible:</emphasis>
@@ -6117,12 +6117,24 @@ Gateways via their Web Interfaces</ulink>"</emphasis>
                     using shared state between machines when you think it
                     should be.
                     These types of situations are usually due to references
-                    to variables such as <filename>MACHINE</filename>
-                    in code that is supposed to only be "tune" specific.</para>
+                    to machine-specific variables such as
+                    <ulink url='&YOCTO_DOCS_REF_URL;#var-MACHINE'><filename>MACHINE</filename></ulink>,
+                    <ulink url='&YOCTO_DOCS_REF_URL;#var-SERIAL_CONSOLE'><filename>SERIAL_CONSOLE</filename></ulink>,
+                    <ulink url='&YOCTO_DOCS_REF_URL;#var-XSERVER'><filename>XSERVER</filename></ulink>,
+                    <ulink url='&YOCTO_DOCS_REF_URL;#var-MACHINE_FEATURES'><filename>MACHINE_FEATURES</filename></ulink>,
+                    and so forth in code that is supposed to only be
+                    tune-specific or when the recipe depends
+                    (<ulink url='&YOCTO_DOCS_REF_URL;#var-DEPENDS'><filename>DEPENDS</filename></ulink>,
+                    <ulink url='&YOCTO_DOCS_REF_URL;#var-RDEPENDS'><filename>RDEPENDS</filename></ulink>,
+                    <ulink url='&YOCTO_DOCS_REF_URL;#var-RRECOMMENDS'><filename>RRECOMMENDS</filename></ulink>,
+                    <ulink url='&YOCTO_DOCS_REF_URL;#var-RSUGGESTS'><filename>RSUGGESTS</filename></ulink>,
+                    and so forth) on some other recipe that already has
+                    <ulink url='&YOCTO_DOCS_REF_URL;#var-PACKAGE_ARCH'><filename>PACKAGE_ARCH</filename></ulink>
+                    defined as "${MACHINE_ARCH}".
                     <note>
                         Patches to fix any issues identified are most welcome
                         as these issues occasionally do occur.
-                    </note>
+                    </note></para>
                     <para>For such cases, you can use some tools to help you
                     sort out the situation:
                     <itemizedlist>
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