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-rw-r--r--Makefile39
1 files changed, 23 insertions, 16 deletions
diff --git a/Makefile b/Makefile
index 4635a64da36..1274084c909 100644
--- a/Makefile
+++ b/Makefile
@@ -186,7 +186,8 @@ ARCH ?= $(SUBARCH)
CROSS_COMPILE ?=
# Architecture as present in compile.h
-UTS_MACHINE := $(ARCH)
+UTS_MACHINE := $(ARCH)
+SRCARCH := $(ARCH)
KCONFIG_CONFIG ?= .config
@@ -322,7 +323,7 @@ KERNELRELEASE = $(shell cat include/config/kernel.release 2> /dev/null)
KERNELVERSION = $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)
export VERSION PATCHLEVEL SUBLEVEL KERNELRELEASE KERNELVERSION
-export ARCH CONFIG_SHELL HOSTCC HOSTCFLAGS CROSS_COMPILE AS LD CC
+export ARCH SRCARCH CONFIG_SHELL HOSTCC HOSTCFLAGS CROSS_COMPILE AS LD CC
export CPP AR NM STRIP OBJCOPY OBJDUMP MAKE AWK GENKSYMS PERL UTS_MACHINE
export HOSTCXX HOSTCXXFLAGS LDFLAGS_MODULE CHECK CHECKFLAGS
@@ -609,7 +610,7 @@ libs-y := $(libs-y1) $(libs-y2)
vmlinux-init := $(head-y) $(init-y)
vmlinux-main := $(core-y) $(libs-y) $(drivers-y) $(net-y)
vmlinux-all := $(vmlinux-init) $(vmlinux-main)
-vmlinux-lds := arch/$(ARCH)/kernel/vmlinux.lds
+vmlinux-lds := arch/$(SRCARCH)/kernel/vmlinux.lds
export KBUILD_VMLINUX_OBJS := $(vmlinux-all)
# Rule to link vmlinux - also used during CONFIG_KALLSYMS
@@ -862,7 +863,7 @@ ifneq ($(KBUILD_SRC),)
/bin/false; \
fi;
$(Q)if [ ! -d include2 ]; then mkdir -p include2; fi;
- $(Q)ln -fsn $(srctree)/include/asm-$(ARCH) include2/asm
+ $(Q)ln -fsn $(srctree)/include/asm-$(SRCARCH) include2/asm
endif
# prepare2 creates a makefile if using a separate output directory
@@ -894,9 +895,9 @@ export CPPFLAGS_vmlinux.lds += -P -C -U$(ARCH)
# before switching between archs anyway.
include/asm:
- @echo ' SYMLINK $@ -> include/asm-$(ARCH)'
+ @echo ' SYMLINK $@ -> include/asm-$(SRCARCH)'
$(Q)if [ ! -d include ]; then mkdir -p include; fi;
- @ln -fsn asm-$(ARCH) $@
+ @ln -fsn asm-$(SRCARCH) $@
# Generate some files
# ---------------------------------------------------------------------------
@@ -936,7 +937,8 @@ depend dep:
INSTALL_HDR_PATH=$(objtree)/usr
export INSTALL_HDR_PATH
-HDRARCHES=$(filter-out generic,$(patsubst $(srctree)/include/asm-%/Kbuild,%,$(wildcard $(srctree)/include/asm-*/Kbuild)))
+HDRFILTER=generic i386 x86_64
+HDRARCHES=$(filter-out $(HDRFILTER),$(patsubst $(srctree)/include/asm-%/Kbuild,%,$(wildcard $(srctree)/include/asm-*/Kbuild)))
PHONY += headers_install_all
headers_install_all: include/linux/version.h scripts_basic FORCE
@@ -947,11 +949,11 @@ headers_install_all: include/linux/version.h scripts_basic FORCE
PHONY += headers_install
headers_install: include/linux/version.h scripts_basic FORCE
- @if [ ! -r $(srctree)/include/asm-$(ARCH)/Kbuild ]; then \
- echo '*** Error: Headers not exportable for this architecture ($(ARCH))'; \
+ @if [ ! -r $(srctree)/include/asm-$(SRCARCH)/Kbuild ]; then \
+ echo '*** Error: Headers not exportable for this architecture ($(SRCARCH))'; \
exit 1 ; fi
$(Q)$(MAKE) $(build)=scripts scripts/unifdef
- $(Q)$(MAKE) -f $(srctree)/scripts/Makefile.headersinst obj=include
+ $(Q)$(MAKE) -f $(srctree)/scripts/Makefile.headersinst ARCH=$(SRCARCH) obj=include
PHONY += headers_check_all
headers_check_all: headers_install_all
@@ -961,7 +963,7 @@ headers_check_all: headers_install_all
PHONY += headers_check
headers_check: headers_install
- $(Q)$(MAKE) -f $(srctree)/scripts/Makefile.headersinst obj=include HDRCHECK=1
+ $(Q)$(MAKE) -f $(srctree)/scripts/Makefile.headersinst ARCH=$(SRCARCH) obj=include HDRCHECK=1
# ---------------------------------------------------------------------------
# Modules
@@ -1139,7 +1141,7 @@ help:
@echo ' cscope - Generate cscope index'
@echo ' kernelrelease - Output the release version string'
@echo ' kernelversion - Output the version stored in Makefile'
- @if [ -r $(srctree)/include/asm-$(ARCH)/Kbuild ]; then \
+ @if [ -r $(srctree)/include/asm-$(SRCARCH)/Kbuild ]; then \
echo ' headers_install - Install sanitised kernel headers to INSTALL_HDR_PATH'; \
echo ' (default: $(INSTALL_HDR_PATH))'; \
fi
@@ -1147,7 +1149,7 @@ help:
@echo 'Static analysers'
@echo ' checkstack - Generate a list of stack hogs'
@echo ' namespacecheck - Name space analysis on compiled kernel'
- @if [ -r $(srctree)/include/asm-$(ARCH)/Kbuild ]; then \
+ @if [ -r $(srctree)/include/asm-$(SRCARCH)/Kbuild ]; then \
echo ' headers_check - Sanity check on exported headers'; \
fi
@echo ''
@@ -1292,18 +1294,23 @@ ifeq ($(ALLSOURCE_ARCHS),)
ifeq ($(ARCH),um)
ALLINCLUDE_ARCHS := $(ARCH) $(SUBARCH)
else
-ALLINCLUDE_ARCHS := $(ARCH)
+ALLINCLUDE_ARCHS := $(SRCARCH)
endif
else
#Allow user to specify only ALLSOURCE_PATHS on the command line, keeping existing behavour.
ALLINCLUDE_ARCHS := $(ALLSOURCE_ARCHS)
endif
+# Take care of arch/x86
+ifeq ($(ARCH), $(SRCARCH))
ALLSOURCE_ARCHS := $(ARCH)
+else
+ALLSOURCE_ARCHS := $(ARCH) $(SRCARCH)
+endif
define find-sources
( for ARCH in $(ALLSOURCE_ARCHS) ; do \
- find $(__srctree)arch/$${ARCH} $(RCS_FIND_IGNORE) \
+ find $(__srctree)arch/$${SRCARCH} $(RCS_FIND_IGNORE) \
-name $1 -print; \
done ; \
find $(__srctree)security/selinux/include $(RCS_FIND_IGNORE) \
@@ -1312,7 +1319,7 @@ define find-sources
\( -name config -o -name 'asm-*' \) -prune \
-o -name $1 -print; \
for ARCH in $(ALLINCLUDE_ARCHS) ; do \
- find $(__srctree)include/asm-$${ARCH} $(RCS_FIND_IGNORE) \
+ find $(__srctree)include/asm-$${SRCARCH} $(RCS_FIND_IGNORE) \
-name $1 -print; \
done ; \
find $(__srctree)include/asm-generic $(RCS_FIND_IGNORE) \