conf/machine: Clean up configuration values.

This cleans up and/or corrects a few values from machine includes
for consistency with future toolchain sanity checks, and also adds
the TUNEVALID and TUNECONFLICTS to documentation.conf.

(From OE-Core rev: 6ffe53c721a80cf156b44f59b564f2e899c6af50)

Signed-off-by: Peter Seebach <peter.seebach@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 4 insertions, 0 deletions

diff --git a/meta/conf/machine/include/README b/meta/conf/machine/include/README
index 6a3a63dbca..e4b59c9566 100644
--- a/meta/conf/machine/include/README
+++ b/meta/conf/machine/include/README
@@ -24,6 +24,10 @@ TUNEVALID[feature] - The <feature> is defined with a human readable
 explanation for what it does.  All architectural, cpu, abi, etc tuning 
 features must be defined using TUNEVALID.
 
+TUNECONFLICTS[feature] - A list of features which conflict with <feature>.
+New sanity checks will try to reject combinations in which a single
+tuning ends up with features which conflict with each other.
+
 TUNE_FEATURES - This is automatically defined as TUNE_FEATURES_tune-<tune>.
 See TUNE_FEATURES_tune-<tune> for more information.