X-Git-Url: http://rtime.felk.cvut.cz/gitweb/omk.git/blobdiff_plain/c708af1a1e9e24a80c450a4ac3551589703b398d..f0594a6f357ec2fe2ebef775a7bf1569f1414749:/snippets/linux

diff --git a/snippets/linux b/snippets/linux
index d5782c4..c3b552b 100644
--- a/snippets/linux
+++ b/snippets/linux
@@ -17,6 +17,7 @@
 # kernel_MODULES   .. list of the kernel side modules/applications
 # rtlinux_MODULES  .. list of RT-Linux the kernel side modules/applications
 # xxx_SOURCES      .. list of specific target sources
+# xxx_LIBS         .. list of specific target libraries
 # INCLUDES         .. additional include directories and defines for user-space
 # kernel_INCLUDES  .. additional include directories and defines for kernel-space
 # rtlinux_INCLUDES .. additional include directories and defines for RT-Linux
@@ -26,27 +27,67 @@
 # RTL_DIR          .. location of RT-Linux sources
 # CFLAGS           .. C compiler flags
 # CXXFLAGS         .. C++ compiler flags
+# CPPFLAGS	   .. C preprocessor flags
+# LDFLAGS	   .. linker flags for programs linking
 
 # Hack to check RT-Linux rules
 #LINUX_DIR := /home/cvs/ocera/ocera-build/kernel/linux
 #RTL_DIR := /home/cvs/ocera/ocera-build/kernel/rtlinux
 #CONFIG_RTLINUX = y
-#OCERA_DIR := $(shell ( cd -L $(MAKERULES_DIR)/../../.. ; pwd -L ) )
-
-# Assign default values to CFLAGS variable. If the variable is defined
-# earlier (i.g. in config.omk), it is not overriden here.
-CFLAGS ?= -O2 -Wall
-CXXFLAGS ?= -O2 -Wall
+#OCERA_DIR := $(shell ( cd -L $(OUTPUT_DIR)/../../.. ; pwd -L ) )
 
+-include $(OUTPUT_DIR)/OCERA_TOP_DIR
 
-CPPFLAGS  += -I $(USER_INCLUDE_DIR)
-
-LOADLIBES += -L$(USER_LIB_DIR) 
-
-LOADLIBES += $(lib_LOADLIBES:%=-l%)
+BUILD_DIR_NAME = _build
+COMPILED_DIR_NAME = _compiled
+ifndef GROUP_DIR_NAME
+GROUP_DIR_NAME = nogroup
+endif
 
-LIB_CPPFLAGS += $(CPPFLAGS)
-LIB_CFLAGS   += $(CFLAGS)
+ifdef OCERA_DIR
+ifeq ($(wildcard $(OCERA_DIR)/ocera.mk),)
+$(warning "ocera.mk" file does not exist. Adapt Makefile.rules for standalone compilation)
+$(warning (comment out definition of OCERA_DIR line and optionally select RTL_DIR) )
+$(error or go to the ocera/ directory and do 'make' to generate the "ocera.mk" file first, please)
+endif
+include $(OCERA_DIR)/ocera.mk
+KERN_INCLUDE_DIR := $(OCERA_KERNEL_INCLUDES_DIR)
+KERN_LIB_DIR     := $(OCERA_KERNEL_LIBRARIES_DIR)
+KERN_MODULES_DIR := $(OCERA_MODULES_DIR)
+KERN_BUILD_DIR   := $(BUILD_DIR)/kern/$(GROUP_DIR_NAME)
+KERN_MODPOST_DIR := $(BUILD_DIR)/kern-modpost
+USER_INCLUDE_DIR := $(OCERA_USER_INCLUDES_DIR)
+USER_LIB_DIR     := $(OCERA_USER_LIBRARIES_DIR)
+USER_UTILS_DIR   := $(TARGET_DIR)/usr/bin
+USER_TESTS_DIR   := $(TARGET_DIR)/usr/bin
+USER_BIN_DIR     := $(TARGET_DIR)/usr/bin
+USER_BUILD_DIR   := $(BUILD_DIR)/user/$(GROUP_DIR_NAME)
+#LINUX_DIR        := $(OCERA_DIR)/kernel/linux
+#RTL_DIR          := $(OCERA_DIR)/kernel/rtlinux
+#CONFIG_FILE      := $(OCERA_DIR)/emdebsys/.config 
+ifneq ($(wildcard $(CONFIG_FILE)),)
+CONFIG_FILE_OK = y
+endif
+else # OCERA_DIR
+KERN_INCLUDE_DIR := $(OUTPUT_DIR)/$(COMPILED_DIR_NAME)/include-kern
+KERN_LIB_DIR     := $(OUTPUT_DIR)/$(COMPILED_DIR_NAME)/lib-kern
+KERN_MODULES_DIR := $(OUTPUT_DIR)/$(COMPILED_DIR_NAME)/modules
+KERN_BUILD_DIR   := $(OUTPUT_DIR)/$(BUILD_DIR_NAME)/kern
+KERN_MODPOST_DIR := $(OUTPUT_DIR)/$(BUILD_DIR_NAME)/kern-modpost
+USER_INCLUDE_DIR := $(OUTPUT_DIR)/$(COMPILED_DIR_NAME)/include
+USER_LIB_DIR     := $(OUTPUT_DIR)/$(COMPILED_DIR_NAME)/lib
+USER_UTILS_DIR   := $(OUTPUT_DIR)/$(COMPILED_DIR_NAME)/bin-utils
+USER_TESTS_DIR   := $(OUTPUT_DIR)/$(COMPILED_DIR_NAME)/bin-tests
+USER_BIN_DIR     := $(OUTPUT_DIR)/$(COMPILED_DIR_NAME)/bin
+USER_BUILD_DIR   := $(OUTPUT_DIR)/$(BUILD_DIR_NAME)/user
+
+ifndef LINUX_VERSION
+LINUX_VERSION=$(shell uname -r)
+endif
+ifndef LINUX_DIR
+LINUX_DIR=/lib/modules/$(LINUX_VERSION)/build
+endif
+endif # OCERA_DIR
 
 ifeq ($(BUILD_OS),)
   # Check for target
@@ -59,9 +100,29 @@ ifeq ($(BUILD_OS),)
 endif
 
 ifeq ($(TARGET_OS),)
-  TARGET_OS := BUILD_OS
+  TARGET_OS := $(BUILD_OS)
 endif
 
+export TARGET_OS
+export BUILD_OS
+
+LOCAL_BUILD_DIR  = $(USER_OBJS_DIR)
+
+# Assign default values to CFLAGS variable. If the variable is defined
+# earlier (i.g. in config.omk), it is not overriden here.
+CFLAGS ?= -O2 -Wall
+CXXFLAGS ?= -O2 -Wall
+
+
+CPPFLAGS  += -I $(USER_INCLUDE_DIR)
+
+LOADLIBES += -L$(USER_LIB_DIR) 
+
+LOADLIBES += $(lib_LOADLIBES:%=-l%)
+
+LIB_CPPFLAGS += $(CPPFLAGS)
+LIB_CFLAGS   += $(CFLAGS)
+
 ifeq ($(TARGET_OS),win32)
   SOLIB_EXT = dll
 else
@@ -73,11 +134,9 @@ endif
 #vpath %.cc $(SOURCES_DIR)
 #vpath %.cxx $(SOURCES_DIR)
 
-VPATH = $(SOURCES_DIR)
-srcdir = $(SOURCES_DIR)
-
 USER_OBJS_DIR = $(USER_BUILD_DIR)/$(RELATIVE_DIR)
 KERN_OBJS_DIR = $(KERN_BUILD_DIR)/$(RELATIVE_DIR)
+OMK_WORK_DIR  = $(USER_OBJS_DIR)
 
 .PHONY: dep subdirs clean clean-custom cleandepend check-dir
 
@@ -85,13 +144,21 @@ KERN_OBJS_DIR = $(KERN_BUILD_DIR)/$(RELATIVE_DIR)
 ifneq ($(OMK_SERIALIZE_INCLUDED),y)
 include-pass: check-dir
 library-pass: include-pass
-binary-pass: library-pass
+binary-pass: library-pass link-pseudo-pass
 kernel-lib-pass: include-pass
 kernel-mod-pass: kernel-lib-pass
 kernel-modpost-pass: kernel-mod-pass
 kernel-pass: kernel-mod-pass kernel-modpost-pass
 
 override OMK_SERIALIZE_INCLUDED = y
+MAKEOVERRIDES := $(filter-out OMK_SERIALIZE_INCLUDED=n,$(MAKEOVERRIDES))
+endif
+
+# Checks for OMK tester
+ifdef OMK_TESTSROOT
+default-config-pass-check include-pass-check:
+library-pass-check binary-pass-check:
+	@[ -x "$(shell which $(CC))" ] || $(call canttest,Cannot find compiler: $(CC))
 endif
 
 #=====================================================================
@@ -101,7 +168,7 @@ ifdef USER_RULE_TEMPLATES
 
 USER_SOURCES2OBJS = .o/.c .o/.cc .o/.cxx .o/.S .o/.o
 
-USER_SOURCES2OBJSLO = .lo/.c .lo/.cc .lo/.cxx .o/.S .lo/.lo
+USER_SOURCES2OBJSLO = .lo/.c .lo/.cc .lo/.cxx .lo/.S .lo/.lo
 
 #%.lo: %.c
 #	$(CC) -o $@ $(LCFLAGS) -c $<
@@ -112,6 +179,9 @@ c_o_COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \
 cc_o_COMPILE = $(CXX) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \
 	$(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -DOMK_FOR_USER
 
+S_o_COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \
+	$(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) $(ASFLAGS) -DOMK_FOR_USER
+
 idl_COMPILE = $(IDL_COMPILER)
 
 # Check GCC version for user build
@@ -151,11 +221,11 @@ endef
 # Syntax: $(call COMPILE_S_o_template,<source>,<target>,<additional c-flags>)
 define COMPILE_S_o_template
 $(2): $(1) $$(GEN_HEADERS)
-        @$(QUIET_CMD_ECHO) "  AS      $$@"
-        $(Q) if $$(S_o_COMPILE) -D__ASSEMBLY__ $$(CC_DEPFLAGS) $(3) -o $$@ -c $$< ; \
-        then if [ -e "$$@.d.tmp" ] ; then mv -f "$$@.d.tmp" "$$@.d" ; fi ; \
-        else rm -f "$$@.d.tmp" ; exit 1; \
-        fi
+	@$(QUIET_CMD_ECHO) "  AS      $$@"
+	$(Q) if $$(S_o_COMPILE) -D__ASSEMBLY__ $$(CC_DEPFLAGS) $(3) -o $$@ -c $$< ; \
+	then mv -f "$$@.d.tmp" "$$@.d" ; \
+	else rm -f "$$@.d.tmp" ; exit 1; \
+	fi
 endef
 
 
@@ -182,7 +252,7 @@ endef
 define COMPILE_idl_template
 $(2).c $(2)-stubs.c $(2)-skels.c $(2)-common.c $(2).h: $(1)
 	@$(QUIET_CMD_ECHO) "  IDL     $$@"
-	$(Q) $$(idl_COMPILE) $(1)
+	$(Q) $$(idl_COMPILE) $$($(2)_IDLFLAGS) $(1)
 endef
 
 
@@ -242,6 +312,7 @@ $(USER_LIB_DIR)/lib$(1).a: $$($(1)_OBJS)
 	$(Q) $(AR) rcs $$@ $$^
 endef
 
+.PHONY: FORCE
 
 # Syntax: $(call SOLIB_template,<library-name>)
 define SOLIB_template
@@ -263,15 +334,15 @@ $(1)_OBJSLO := $$(sort $$($(1)_OBJSLO:%/=%))
 SOLIB_OBJS  += $$($(1)_OBJSLO)
 SOLIB_SOURCES += $$($(1)_SOURCES)
 
-$(USER_LIB_DIR)/lib$(1).$(SOLIB_EXT): $$($(1)_OBJSLO)
-	@$(QUIET_CMD_ECHO) "  LINK    $$@"
-	$(Q) $(LD) --shared --soname=lib$(1).$(SOLIB_EXT) -o $$@ $$^
+$(OMK_WORK_DIR)/lib$(1).$(SOLIB_EXT).omkvar: $$($(1)_OBJSLO) FORCE
+	$(Q)echo '$(1)_objslo += $$$$(addprefix $(USER_OBJS_DIR)/,$$($(1)_OBJSLO))' > $$@.tmp; \
+	    echo '$(1)_libs += $$($(1)_LIBS) $$(lib_LOADLIBES)' >> $$@.tmp; \
+	    echo 'shared_libs := $$$$(sort $(1) $$$$(shared_libs))' >> $$@.tmp; \
+	    if cmp -s $$@.tmp $$@; then rm $$@.tmp; else mv $$@.tmp $$@; fi
 endef
 
-
-
 library-pass-local: $(addprefix $(USER_INCLUDE_DIR)/,$(cmetric_include_HEADERS)) \
-		    $(lib_LIBRARIES:%=$(USER_LIB_DIR)/lib%.a) $(shared_LIBRARIES:%=$(USER_LIB_DIR)/lib%.$(SOLIB_EXT))
+		    $(lib_LIBRARIES:%=$(USER_LIB_DIR)/lib%.a) $(shared_LIBRARIES:%=$(OMK_WORK_DIR)/lib%.$(SOLIB_EXT).omkvar)
 
 binary-pass-local: $(bin_PROGRAMS:%=$(USER_BIN_DIR)/%$(EXE_SUFFIX)) $(utils_PROGRAMS:%=$(USER_UTILS_DIR)/%$(EXE_SUFFIX)) $(test_PROGRAMS:%=$(USER_TESTS_DIR)/%$(EXE_SUFFIX))
 
@@ -302,7 +373,30 @@ $(foreach lib,$(shared_LIBRARIES),$(eval $(call SOLIB_template,$(lib))))
 
 -include $(USER_OBJS_DIR)/*.d
 
-endif
+endif # USER_RULE_TEMPLATES
+
+.PHONY: link-pseudo-pass
+link-pseudo-pass:
+	$(Q)$(MAKE) $(NO_PRINT_DIRECTORY) -C $(USER_BUILD_DIR) -f $(SOURCESDIR_MAKEFILE) link-shared-libs
+
+ifeq ($(MAKECMDGOALS),link-shared-libs)
+
+# Syntax: $(call solib_link_template,<library-name>)
+define solib_link_template
+$(1)_shared_libs = $$(patsubst %,$(USER_LIB_DIR)/lib%.$(SOLIB_EXT),$$(filter $$(shared_libs),$$($(1)_libs)))
+#$$(warning $(1)_shared_libs = $$($(1)_shared_libs))
+$(USER_LIB_DIR)/lib$(1).$(SOLIB_EXT): $$($(1)_shared_libs) $$($(1)_objslo)
+	@$(QUIET_CMD_ECHO) "  LINK    $$@"
+	$(Q) $(CC) --shared -Xlinker -soname=lib$(1).$(SOLIB_EXT) -o $$@ $$($(1)_objslo) $$(LOADLIBES) $$($(1)_libs:%=-l%)
+endef
+
+-include $(shell find $(USER_BUILD_DIR) -name 'lib*.omkvar')
+#$(warning $(shared_libs))
+$(foreach lib,$(shared_libs),$(eval $(call solib_link_template,$(lib))))
+
+.PHONY: link-shared-libs
+link-shared-libs: $(shared_libs:%=$(USER_LIB_DIR)/lib%.$(SOLIB_EXT))
+endif # link-shared-libs
 
 #=====================================================================
 # Kernel-space rules and templates to compile modules, libraries etc.
@@ -344,6 +438,7 @@ KERN_CC = echo KERN_CC not defined - compilation skipped
 endif
 c_o_kern_COMPILE = $(KERN_CC) $(kernel_INCLUDES) -idirafter $(kern_GCCLIB_DIR)/include $(LINUX_CPPFLAGS) $(LINUX_CFLAGS) $(LINUX_CFLAGS_MODULE) -DOMK_FOR_KERNEL -DEXPORT_SYMTAB -nostdinc
 cc_o_kern_COMPILE = $(KERN_CC) $(kernel_INCLUDES) -idirafter $(kern_GCCLIB_DIR)/include $(LINUX_CPPFLAGS) $(LINUX_CFLAGS) $(LINUX_CFLAGS_MODULE) -DOMK_FOR_KERNEL -DEXPORT_SYMTAB
+S_o_kern_COMPILE = $(KERN_CC) $(kernel_INCLUDES) -idirafter $(kern_GCCLIB_DIR)/include $(LINUX_CPPFLAGS) $(LINUX_AFLAGS) $(LINUX_CFLAGS_MODULE) -DOMK_FOR_KERNEL -DEXPORT_SYMTAB
 KERN_EXE_SUFFIX := $(LINUX_MODULE_EXT)
 KERN_LDFLAGS = $(LINUX_LDFLAGS)
 ifdef LINUX_ARCH
@@ -363,7 +458,7 @@ KERN_AR = $(AR)
 endif
 ifeq ($(LINUX_QUOTE_MODNAME),y)
 KERN_MQ=\"
-KERN_KBUILD_MODNAME=-D"KBUILD_MODNAME=((THIS_MODULE)?(THIS_MODULE)->name:NULL)"
+KERN_KBUILD_MODNAME=-D"KBUILD_MODNAME=((THIS_MODULE)!=NULL?(THIS_MODULE)->name:NULL)"
 endif
 endif # CONFIG_RTLINUX
 
@@ -398,6 +493,34 @@ KERN_MODULES_LINK_DIR = $(KERN_MODULES_DIR)
 KERN_LINK_SUFFIX = $(KERN_EXE_SUFFIX)
 endif
 
+ifeq ($(LINUX_CONFIG_MODVERSIONS),y)
+MODPOST_OPTS += -m
+MODPOST_OPTS += -i $(LINUX_DIR)/Module.symvers
+ifneq ($(LINUX_BUILDHOST),) # this is not correct point, it should look for 2.6.17 kernel
+MODPOST_OPTS += -I $(KERN_LIB_DIR)/Module.symvers
+endif
+MODPOST_OPTS += -o $(KERN_LIB_DIR)/Module.symvers
+endif
+
+ifeq ($(LINUX_CONFIG_DEBUG_SECTION_MISMATCH),y)
+MODPOST_OPTS += -S
+endif
+
+ifeq ($(LINUX_CONFIG_MARKERS),y)
+MODPOST_OPTS += -K $(LINUX_DIR)/Module.markers
+MODPOST_OPTS += -M $(KERN_LIB_DIR)/Module.markers
+endif
+
+ifeq ($(LINUX_KBUILD_MODPOST_WARN),y)
+MODPOST_OPTS += -w
+endif
+
+ifneq ($(LINUX_BUILDHOST),)
+ifneq ($(LINUX_BUILDHOST),$(LINUX_ARCH))
+MODPOST_OPTS += -c
+endif
+endif
+
 define COMPILE_c_o_kern_template
 
 $(2): $(1)
@@ -426,6 +549,20 @@ endef
 
 
 
+define COMPILE_S_o_kern_template
+
+$(2): $(1)
+	@$(QUIET_CMD_ECHO) "  AS [K]  $$@"
+	$(Q) if $$(S_o_kern_COMPILE) $$(kern_CC_DEPFLAGS) $(3) $(KERN_KBUILD_MODNAME) \
+	-D"KBUILD_BASENAME=$(KERN_MQ)$(notdir $(basename $(1)))$(KERN_MQ)" \
+	-o $$@ -c $$< ; \
+	then mv -f "$$@.d.tmp" "$$@.d" ; \
+	else rm -f "$$@.d.tmp" ; exit 1; \
+	fi
+endef
+
+
+
 define MODULE_kern_template
 $(1)_OBJS += $$(filter %.o,$$($(1)_SOURCES:%.c=%.o))
 $(1)_OBJS += $$(filter %.o,$$($(1)_SOURCES:%.cc=%.o))
@@ -471,7 +608,7 @@ $(2)/$(1)$(KERN_LINK_SUFFIX): $$($(1)_OBJS)
 	@echo >>$(KERN_OBJS_DIR)/$(1).mod.d
 	@if [ "$(KERN_EXE_SUFFIX)" = ".ko" ] ; then \
 	  echo $(1) >>$(KERN_MODPOST_DIR)/module-changes ; \
-	  echo $(1) >>$(KERN_MODPOST_DIR)/$(1).mod.stamp ; \
+	  echo $(1) >$(KERN_MODPOST_DIR)/$(1).mod.stamp ; \
 	fi
 
 endef
@@ -536,7 +673,7 @@ kernel-modpost-versions: $(wildcard $(LINUX_DIR)/Module.symvers)
 	@$(QUIET_CMD_ECHO) "  MODPOST    $(KERN_MODPOST_DIR)"
 	@echo  >$(KERN_MODPOST_DIR)/modpost-running
 	@rm -f $(KERN_MODPOST_DIR)/module-changes
-	$(Q) $(KERN_MODPOST) $(MODULES_LIST:%=%$(KERN_LINK_SUFFIX)) $(^:%=-i %)
+	$(Q) $(KERN_MODPOST) $(MODPOST_OPTS) $(MODULES_LIST:%=%$(KERN_LINK_SUFFIX))
 
 $(MODULES_LIST:%=%.mod.c) : kernel-modpost-versions
 
@@ -571,8 +708,9 @@ kernel-modpost-pass:
 $(eval $(call omk_pass_template, library-pass,$(USER_OBJS_DIR),USER_RULE_TEMPLATES=y,$(lib_LIBRARIES)$(shared_LIBRARIES)))
 $(eval $(call omk_pass_template, binary-pass, $(USER_OBJS_DIR),USER_RULE_TEMPLATES=y,$(bin_PROGRAMS)$(utils_PROGRAMS)$(test_PROGRAMS)))
 
-OTHER_PASSES = clean install include-pass
-$(eval $(call omk_pass_template,$(OTHER_PASSES),$(USER_OBJS_DIR),,always))
+$(eval $(call omk_pass_template,clean,$(USER_OBJS_DIR),,always))
+$(eval $(call omk_pass_template,install,$(USER_OBJS_DIR),,always))
+$(eval $(call omk_pass_template,include-pass,$(USER_OBJS_DIR),USER_RULE_TEMPLATES=y,always))
 
 check-dir:
 	@$(call mkdir_def,$(USER_BUILD_DIR))
@@ -589,13 +727,13 @@ check-dir:
 
 install-local:			# TODO
 
-include-pass-local:
-	$(call include-pass-template,$(USER_INCLUDE_DIR),include)
-	$(call include-pass-template,$(KERN_INCLUDE_DIR),kernel)
+$(eval $(call include-pass-template,$(USER_INCLUDE_DIR),include))
+$(eval $(call include-pass-template,$(KERN_INCLUDE_DIR),kernel))
 ifeq ($(CONFIG_RTLINUX),y)
-	$(call include-pass-template,$(KERN_INCLUDE_DIR),rtlinux)
+$(eval $(call include-pass-template,$(KERN_INCLUDE_DIR),rtlinux))
 endif
 
+
 ifdef USER_RULE_TEMPLATES
 
 # User-space static libraries and applications object files
@@ -612,6 +750,8 @@ $(foreach src,$(filter %.cc,$(USER_SOURCES)),$(eval $(call COMPILE_cc_o_template
 
 $(foreach src,$(filter %.cxx,$(USER_SOURCES)),$(eval $(call COMPILE_cc_o_template,$(SOURCES_DIR)/$(src),$(src:%.cxx=%.o),)))
 
+$(foreach src,$(filter %.S,$(USER_SOURCES)),$(eval $(call COMPILE_S_o_template,$(SOURCES_DIR)/$(src),$(src:%.S=%.o),)))
+
 $(foreach src,$(filter %.c,$(USER_GEN_SOURCES)),$(eval $(call COMPILE_c_o_template,$(src),$(src:%.c=%.o),)))
 
 # User-space shared libraries object files
@@ -629,6 +769,8 @@ $(foreach src,$(filter %.cc,$(SOLIB_SOURCES)),$(eval $(call COMPILE_cc_o_templat
 
 $(foreach src,$(filter %.cxx,$(SOLIB_SOURCES)),$(eval $(call COMPILE_cc_o_template,$(SOURCES_DIR)/$(src),$(src:%.cxx=%.lo),$(SOLIB_PICFLAGS))))
 
+$(foreach src,$(filter %.S,$(SOLIB_SOURCES)),$(eval $(call COMPILE_S_o_template,$(SOURCES_DIR)/$(src),$(src:%.S=%.lo),$(SOLIB_PICFLAGS))))
+
 $(foreach src,$(filter %.c,$(SOLIB_GEN_SOURCES)),$(eval $(call COMPILE_c_o_template,$(src),$(src:%.c=%.lo),$(SOLIB_PICFLAGS))))
 
 # IDL compilation
@@ -651,11 +793,12 @@ $(foreach src,$(filter %.cc,$(KERN_SOURCES)),$(eval $(call COMPILE_cc_o_kern_tem
 
 $(foreach src,$(filter %.cxx,$(KERN_SOURCES)),$(eval $(call COMPILE_cc_o_kern_template,$(SOURCES_DIR)/$(src),$(src:%.cxx=%.o),)))
 
+$(foreach src,$(filter %.S,$(USER_SOURCES)),$(eval $(call COMPILE_S_o_kern_template,$(SOURCES_DIR)/$(src),$(src:%.S=%.o),)))
 endif
 
 clean-local: clean-custom
 	@echo Cleaning in $(KERN_OBJS_DIR) and $(USER_OBJS_DIR)
-	@rm -f $(KERN_OBJS_DIR)/*.o $(USER_OBJS_DIR)/*.o $(USER_OBJS_DIR)/*.lo \
+	@rm -f $(KERN_OBJS_DIR)/*.o $(USER_OBJS_DIR)/*.[och] $(USER_OBJS_DIR)/*.lo\
 	       $(KERN_OBJS_DIR)/*.d $(USER_OBJS_DIR)/*.d \
 	       $(KERN_OBJS_DIR)/*.map $(USER_OBJS_DIR)/*.map \
 	       $(KERN_OBJS_DIR)/*.mod.c \
@@ -666,6 +809,13 @@ clean-local: clean-custom
 	    touch -t 200001010101 $(KERN_LIB_DIR)/kernel.mk ; \
 	fi
 
+include-pass-submakes: extra-rules-subdirs
+
+# We must go to EXTRA_RULES_SUBDIRS beofre going to any other
+# directory, since the executables compiled in EXTRA_RULES_SUBDIRS
+# might be needed there.
+include-pass-this-dir $(foreach subdir,$(SUBDIRS),include-pass-$(subdir)-subdir): extra-rules-subdirs
+
 default: include-pass library-pass binary-pass
 ifndef OMIT_KERNEL_PASSES
 # Also make kernel passes if not disabled