zephyr/Kbuild
Kumar Gala 598ff7fb04 build: Use ZEPHYRINCLUDE when building offsets.o
Rather than having a different set of include paths between offsets.o
and all other objects lets just use ZEPHYRINCLUDE.  This removes any
headaches with needing includes from other paths to get offsets.o to
build.

Change-Id: I827a6a3d94f786487217bb414e4a25bd8fee4e00
Signed-off-by: Kumar Gala <kumar.gala@linaro.org>
2017-01-25 12:20:21 +00:00

115 lines
3.0 KiB
Makefile

# vim: filetype=make
ifneq ("$(wildcard $(MDEF_FILE))","")
MDEF_FILE_PATH=$(strip $(MDEF_FILE))
else
ifneq ($(MDEF_FILE),)
MDEF_FILE_PATH=$(strip $(PROJECT_BASE)/$(MDEF_FILE))
endif
endif
ifeq (${CONFIG_NUM_COMMAND_PACKETS},)
CONFIG_NUM_COMMAND_PACKETS=0
endif
ifeq (${CONFIG_NUM_TIMER_PACKETS},)
CONFIG_NUM_TIMER_PACKETS=0
endif
ifeq (${CONFIG_NUM_TASK_PRIORITIES},)
CONFIG_NUM_TASK_PRIORITIES=$(CONFIG_NUM_PREEMPT_PRIORITIES)
endif
ifeq ($(ARCH),x86)
TASKGROUP_SSE=" TASKGROUP SSE"
endif
define filechk_prj.mdef
(echo "% WARNING. THIS FILE IS AUTO-GENERATED. DO NOT MODIFY!"; \
echo; \
echo "% CONFIG NUM_COMMAND_PACKETS NUM_TIMER_PACKETS NUM_TASK_PRIORITIES"; \
echo "% ============================================================="; \
echo " CONFIG ${CONFIG_NUM_COMMAND_PACKETS} ${CONFIG_NUM_TIMER_PACKETS} ${CONFIG_NUM_TASK_PRIORITIES}"; \
echo; \
echo "% TASKGROUP NAME";\
echo "% ==============";\
echo " TASKGROUP EXE";\
echo " TASKGROUP SYS";\
echo " TASKGROUP FPU_LEGACY";\
echo $(TASKGROUP_SSE);\
echo; \
if test -e "$(MDEF_FILE_PATH)"; then \
cat $(MDEF_FILE_PATH); \
fi;)
endef
misc/generated/sysgen/prj.mdef: $(MDEF_FILE_PATH) \
include/config/auto.conf FORCE
$(call filechk,prj.mdef)
sysgen_cmd=$(strip \
$(PYTHON) $(srctree)/scripts/sysgen \
-i $(CURDIR)/misc/generated/sysgen/prj.mdef \
-o $(CURDIR)/misc/generated/sysgen/ \
)
misc/generated/sysgen/kernel_main.c: misc/generated/sysgen/prj.mdef \
$(srctree)/scripts/sysgen
$(Q)$(sysgen_cmd)
define filechk_configs.c
(echo "/* file is auto-generated, do not modify ! */"; \
echo; \
echo "#include <toolchain.h>"; \
echo; \
echo "GEN_ABS_SYM_BEGIN (_ConfigAbsSyms)"; \
echo; \
cat $(CURDIR)/include/generated/autoconf.h | sed \
's/".*"/1/' | awk \
'/#define/{printf "GEN_ABSOLUTE_SYM(%s, %s);\n", $$2, $$3}'; \
echo; \
echo "GEN_ABS_SYM_END";)
endef
misc/generated/configs.c: include/config/auto.conf FORCE
$(call filechk,configs.c)
targets := misc/generated/configs.c
targets += include/generated/offsets.h
always := misc/generated/configs.c
always += include/generated/offsets.h
ifeq ($(CONFIG_MDEF),y)
targets += misc/generated/sysgen/kernel_main.c
always += misc/generated/sysgen/kernel_main.c
endif
define rule_cc_o_c_1
$(call echo-cmd,cc_o_c_1) $(cmd_cc_o_c_1);
endef
cmd_cc_o_c_1 = $(CC) $(KBUILD_CFLAGS) $(ZEPHYRINCLUDE) -c -o $@ $<
arch/$(ARCH)/core/offsets/offsets.o: arch/$(ARCH)/core/offsets/offsets.c $(KCONFIG_CONFIG)
$(Q)mkdir -p $(dir $@)
$(call if_changed,cc_o_c_1)
define offsetchk
$(Q)set -e; \
$(kecho) ' CHK $@'; \
mkdir -p $(dir $@); \
$(GENOFFSET_H) -i $(1) -o $@.tmp; \
if [ -r $@ ] && cmp -s $@ $@.tmp; then \
rm -f $@.tmp; \
else \
$(kecho) ' UPD $@'; \
mv -f $@.tmp $@; \
fi
endef
include/generated/offsets.h: arch/$(ARCH)/core/offsets/offsets.o \
include/config/auto.conf FORCE
$(call offsetchk,arch/$(ARCH)/core/offsets/offsets.o)