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kbuild: move "checkthumb" to ARM archprepare 

"checkthumb" makes sense only for ARM architecture.
Move it to arch/arm/config.mk.

To make sure gcc supports THUMB mode before beginning build,
run "checkthumb" during "archprepare".

Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
This commit is contained in:
Masahiro Yamada 2014-03-05 17:49:22 +09:00 committed by Tom Rini
parent 58dac32764
commit 388b2e520b
2 changed files with 11 additions and 9 deletions
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8
Makefile
View File

@ -1114,14 +1114,6 @@ SYSTEM_MAP = \
System.map: u-boot
@$(call SYSTEM_MAP,$<) > $@
checkthumb:
@if test $(call cc-version) -lt 0404; then \
echo -n '*** Your GCC does not produce working '; \
echo 'binaries in THUMB mode.'; \
echo '*** Your board is configured for THUMB mode.'; \
false; \
fi
# GCC 3.x is reported to have problems generating the type of relocation
# that U-Boot wants.
# See http://lists.denx.de/pipermail/u-boot/2012-September/135156.html

12
arch/arm/config.mk
View File

@ -41,7 +41,17 @@ endif
# Only test once
ifneq ($(CONFIG_SPL_BUILD),y)
ALL-$(CONFIG_SYS_THUMB_BUILD) += checkthumb
ifeq ($(CONFIG_SYS_THUMB_BUILD),y)
archprepare: checkthumb
checkthumb:
@if test "$(call cc-version)" -lt "0404"; then \
echo -n '*** Your GCC does not produce working '; \
echo 'binaries in THUMB mode.'; \
echo '*** Your board is configured for THUMB mode.'; \
false; \
fi
endif
endif
# Try if EABI is supported, else fall back to old API,