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ARM: 7020/1: Check for multiple zreladdrs

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Without CONFIG_AUTO_ZRELADDR being set the kernel needs a single
zreladdr for building zImages. Bail out if we detect multiple
zreladdrs without CONFIG_AUTO_ZRELADDR.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Sascha Hauer 2011-08-17 14:22:11 +01:00 committed by Russell King
parent 3f8e288033
commit 60aac93283
1 changed files with 8 additions and 0 deletions
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8
arch/arm/boot/compressed/Makefile
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@ -139,8 +139,16 @@ bad_syms=$$($(CROSS_COMPILE)nm $@ | sed -n 's/^.\{8\} [bc] \(.*\)/\1/p') && \
( echo "following symbols must have non local/private scope:" >&2; \
echo "$$bad_syms" >&2; rm -f $@; false )
check_for_multiple_zreladdr = \
if [ $(words $(ZRELADDR)) -gt 1 -a "$(CONFIG_AUTO_ZRELADDR)" == "" ]; then \
echo 'multiple zreladdrs: $(ZRELADDR)'; \
echo 'This needs CONFIG_AUTO_ZRELADDR to be set'; \
false; \
fi
$(obj)/vmlinux: $(obj)/vmlinux.lds $(obj)/$(HEAD) $(obj)/piggy.$(suffix_y).o \
$(addprefix $(obj)/, $(OBJS)) $(lib1funcs) FORCE
@$(check_for_multiple_zreladdr)
$(call if_changed,ld)
@$(check_for_bad_syms)