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introduce CROSS_*FLAGS for cross-compilation

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This commit is contained in:
Philippe Teuwen 2020-05-21 19:28:42 +02:00
commit 8e12285f66
3 changed files with 11 additions and 13 deletions
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16
common_arm/Makefile.common
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@ -89,10 +89,10 @@ ifeq ($(NOERROR),1)
DEFCFLAGS += -Wno-error
endif
CFLAGS ?= $(DEFCFLAGS)
CFLAGS += $(ARMCFLAGS) -c $(INCLUDE) -std=c99 -DON_DEVICE $(APP_CFLAGS)
CROSS_CFLAGS ?= $(DEFCFLAGS)
CROSS_CFLAGS += $(ARMCFLAGS) -c $(INCLUDE) -std=c99 -DON_DEVICE $(APP_CFLAGS)
LDFLAGS += -nostartfiles -nodefaultlibs -Wl,-gc-sections -Wl,--build-id=none -n
CROSS_LDFLAGS += -nostartfiles -nodefaultlibs -Wl,-gc-sections -Wl,--build-id=none -n
LIBS = -lgcc
# Flags to generate temporary dependency files
@ -107,21 +107,21 @@ VERSIONOBJ = $(patsubst %.c,$(OBJDIR)/%.o,$(notdir $(VERSIONSRC)))
$(THUMBOBJ): $(OBJDIR)/%.o: %.c $(INCLUDES)
$(info [-] CC $<)
$(Q)$(CC) $(CFLAGS) $(DEPFLAGS) -mthumb -o $@ $<
$(Q)$(CC) $(CROSS_CFLAGS) $(DEPFLAGS) -mthumb -o $@ $<
$(Q)$(POSTCOMPILE)
$(ARMOBJ): $(OBJDIR)/%.o: %.c $(INCLUDES)
$(info [-] CC $<)
$(Q)$(CC) $(CFLAGS) $(DEPFLAGS) -o $@ $<
$(Q)$(CC) $(CROSS_CFLAGS) $(DEPFLAGS) -o $@ $<
$(Q)$(POSTCOMPILE)
$(ASMOBJ): $(OBJDIR)/%.o: %.s
$(info [-] CC $<)
$(Q)$(CC) $(CFLAGS) -o $@ $<
$(Q)$(CC) $(CROSS_CFLAGS) -o $@ $<
$(VERSIONOBJ): $(OBJDIR)/%.o: %.c $(INCLUDES)
$(info [-] CC $<)
$(Q)$(CC) $(CFLAGS) -mthumb -o $@ $<
$(Q)$(CC) $(CROSS_CFLAGS) -mthumb -o $@ $<
# This objcopy call translates physical flash addresses to logical addresses
# without touching start address or RAM addresses (.bss and .data sections)
@ -135,7 +135,7 @@ $(OBJDIR)/%.s19: $(OBJDIR)/%.elf
$(Q)$(OBJCOPY) -Osrec --srec-forceS3 --strip-debug $(OBJCOPY_TRANSLATIONS) $^ $@
# easy printing of MAKE VARIABLES
print-%: ; @echo $* = $($*)
print-%: ; @echo $* = $($*)
# Automatic dependency generation
DEPENDENCY_FILES = $(patsubst %.c,$(OBJDIR)/%.d,$(notdir $(THUMBSRC))) \