Merge branch 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...

[pandora-kernel.git] / arch / xtensa / Makefile

diff --git a/arch/xtensa/Makefile b/arch/xtensa/Makefile
index 015b6b2..4caffac 100644 (file)
--- a/arch/xtensa/Makefile
+++ b/arch/xtensa/Makefile
@@ -15,6 +15,7 @@
 
 variant-$(CONFIG_XTENSA_VARIANT_FSF)           := fsf
 variant-$(CONFIG_XTENSA_VARIANT_DC232B)                := dc232b
+variant-$(CONFIG_XTENSA_VARIANT_S6000)         := s6000
 variant-$(CONFIG_XTENSA_VARIANT_LINUX_CUSTOM)  := custom
 
 VARIANT = $(variant-y)
@@ -24,6 +25,7 @@ export VARIANT
 
 platform-$(CONFIG_XTENSA_PLATFORM_XT2000)      := xt2000
 platform-$(CONFIG_XTENSA_PLATFORM_ISS)         := iss
+platform-$(CONFIG_XTENSA_PLATFORM_S6105)       := s6105
 
 PLATFORM = $(platform-y)
 export PLATFORM
@@ -33,6 +35,15 @@ KBUILD_CFLAGS += -ffreestanding
 
 KBUILD_CFLAGS += -pipe -mlongcalls
 
+vardirs := $(patsubst %,arch/xtensa/variants/%/,$(variant-y))
+plfdirs := $(patsubst %,arch/xtensa/platforms/%/,$(platform-y))
+
+ifeq ($(KBUILD_SRC),)
+KBUILD_CPPFLAGS += $(patsubst %,-I%include,$(vardirs) $(plfdirs))
+else
+KBUILD_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(vardirs) $(plfdirs))
+endif
+
 KBUILD_DEFCONFIG := iss_defconfig
 
 # ramdisk/initrd support
@@ -53,35 +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 ($(PLATFORM),)
-core-y         += arch/xtensa/platforms/$(PLATFORM)/
-endif
+core-y         += $(buildvar) $(buildplf)
+
 libs-y         += arch/xtensa/lib/ $(LIBGCC)
 
 boot           := arch/xtensa/boot
 
-archinc                := include/asm-xtensa
-
-archprepare: $(archinc)/.platform
-
-# Update processor variant and platform symlinks if something which affects
-# them changed.
-
-$(archinc)/.platform: $(wildcard include/config/arch/*.h) include/config/auto.conf
-       @echo '  SYMLINK $(archinc)/variant -> $(archinc)/variant-$(VARIANT)'
-       $(Q)mkdir -p $(archinc)
-       $(Q)ln -fsn $(srctree)/$(archinc)/variant-$(VARIANT) $(archinc)/variant
-       @echo '  SYMLINK $(archinc)/platform -> $(archinc)/platform-$(PLATFORM)'
-       $(Q)ln -fsn $(srctree)/$(archinc)/platform-$(PLATFORM) $(archinc)/platform
-       @touch $@
-
-
 all: zImage
 
 bzImage : zImage
@@ -89,10 +88,6 @@ bzImage : zImage
 zImage zImage.initrd: vmlinux
        $(Q)$(MAKE) $(build)=$(boot) $@
 
-CLEAN_FILES    += arch/xtensa/vmlinux.lds                      \
-                  $(archinc)/platform $(archinc)/variant       \
-                  $(archinc)/.platform
-
 define archhelp
   @echo '* zImage      - Compressed kernel image (arch/xtensa/boot/images/zImage.*)'
 endef