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xtensa: only build platform or variant if they contain a Makefile

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We only add the platform or variant directory to core-y if it
contains a Makefile. Consequently, we can remove the Makefiles
for the dc232b and fsf processor variants.

Signed-off-by: Chris Zankel <chris@zankel.net>
This commit is contained in:
Chris Zankel 2009-04-02 16:58:53 -07:00
parent 06a7476be7
commit f1933189b8
3 changed files with 8 additions and 10 deletions
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16
arch/xtensa/Makefile
View File

@ -64,23 +64,23 @@ ifneq ($(VARIANT),)
endif
endif
#
# Only build variant and/or platform if it includes a Makefile
buildvar := $(shell test -a $(srctree)/arch/xtensa/variants/$(VARIANT)/Makefile && echo arch/xtensa/variants/$(VARIANT)/)
buildplf := $(shell test -a $(srctree)/arch/xtensa/platforms/$(PLATFORM)/Makefile && echo arch/xtensa/platforms/$(PLATFORM)/)
# Find libgcc.a
LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
head-y := arch/xtensa/kernel/head.o
core-y += arch/xtensa/kernel/ arch/xtensa/mm/
ifneq ($(VARIANT),)
core-y += arch/xtensa/variants/$(VARIANT)/
endif
ifneq ($(PLATFORM),)
core-y += arch/xtensa/platforms/$(PLATFORM)/
endif
core-y += $(buildvar) $(buildplf)
libs-y += arch/xtensa/lib/ $(LIBGCC)
boot := arch/xtensa/boot
all: zImage
bzImage : zImage

1
arch/xtensa/variants/dc232b/Makefile
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@ -1 +0,0 @@
# dc232b Makefile

1
arch/xtensa/variants/fsf/Makefile
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@ -1 +0,0 @@
# fsf Makefile