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authorFrank Rowand <frank.rowand@sonymobile.com>2016-02-02 11:02:35 -0800
committerRob Herring <robh@kernel.org>2016-02-11 19:40:57 -0600
commit60c7f4cb1fa4df62b7ba07e9b087728ca7ce5bc8 (patch)
treee64e4c5c3bc6d0f3d5356d29158353f37b58abcb
parent10eadc253ddf8325bc6daafdbed67438cfede84c (diff)
downloadlinux-60c7f4cb1fa4df62b7ba07e9b087728ca7ce5bc8.tar.bz2
scripts/dtc: dtx_diff - add info to error message
If kernel config options are not properly set, "make scripts" will not compile dtc. Update the unable to find dtc error message to check the kernel config and give better advice on how to create dtc. Reword another error message to increase clarity. Signed-off-by: Frank Rowand <frank.rowand@sonymobile.com> Signed-off-by: Rob Herring <robh@kernel.org>
-rwxr-xr-xscripts/dtc/dtx_diff14
1 files changed, 10 insertions, 4 deletions
diff --git a/scripts/dtc/dtx_diff b/scripts/dtc/dtx_diff
index f1160053d75e..959ab2646d38 100755
--- a/scripts/dtc/dtx_diff
+++ b/scripts/dtc/dtx_diff
@@ -136,8 +136,7 @@ compile_to_dts() {
echo "" >&2
echo " architecture ${dtx_arch} is in file path," >&2
echo " but does not match shell variable \$ARCH" >&2
- echo " (${ARCH}) does not match shell variable" >&2
- echo " \$ARCH (${ARCH})" >&2
+ echo " >>\$ARCH<< is: >>${ARCH}<<" >&2
fi
if [ ! -d ${srctree}/arch/${ARCH} ] ; then
@@ -267,6 +266,14 @@ DTC="${__KBUILD_OUTPUT}/scripts/dtc/dtc"
if [ ! -x ${DTC} ] ; then
__DTC="dtc"
+ if grep -q "^CONFIG_DTC=y" ${__KBUILD_OUTPUT}/.config ; then
+ make_command='
+ make scripts'
+ else
+ make_command='
+ Enable CONFIG_DTC in the kernel configuration
+ make scripts'
+ fi
if ( ! which ${__DTC} >/dev/null ) ; then
# use spaces instead of tabs in the error message
@@ -280,8 +287,7 @@ ERROR: unable to find a 'dtc' program
'dtc' is: ${DTC}
If it does not exist, create it from the root of the Linux source tree:
-
- 'make scripts'.
+${make_command}
If not at the root of the Linux kernel source tree -s SRCTREE or -S
may need to be specified to find 'dtc'.