# Windows yields literal "", on Linux yields an empty line
ifeq ($(shell echo ""),)
-# This is properly a proper system, so we can use uname
+# This is probably a proper system, so we can use uname
UNAME := $(shell uname)
ifeq ($(UNAME), Linux)
# Linux. (Todo: Add MacOS X if appropriate)
endif
-CC = arm-elf-gcc
-AS = arm-elf-as
-LD = arm-elf-ld
-OBJCOPY = arm-elf-objcopy
+CROSS = arm-elf-
+CC = $(CROSS)gcc
+AS = $(CROSS)as
+LD = $(CROSS)ld
+OBJCOPY = $(CROSS)objcopy
OBJDIR = obj
THUMBOBJ = $(patsubst %.c,$(OBJDIR)/%.o,$(THUMBSRC))
ARMOBJ = $(patsubst %.c,$(OBJDIR)/%.o,$(ARMSRC))
ASMOBJ = $(patsubst %.s,$(OBJDIR)/%.o,$(ASMSRC))
+VERSIONOBJ = $(OBJDIR)/version.o
$(THUMBOBJ): $(OBJDIR)/%.o: %.c $(INCLUDES)
$(CC) $(CFLAGS) -mthumb -mthumb-interwork -o $@ $<
$(ASMOBJ): $(OBJDIR)/%.o: %.s
$(CC) $(CFLAGS) -mthumb-interwork -o $@ $<
+$(VERSIONOBJ): $(OBJDIR)/%.o: %.c $(INCLUDES)
+ $(CC) $(CFLAGS) -mthumb -mthumb-interwork -o $@ $<
+
# This objcopy call translates physical flash addresses to logical addresses
+# without touching start address or RAM addresses (.bss and .data sections)
# See ldscript.common. -- Henryk Plötz <henryk@ploetzli.ch> 2009-08-27
+OBJCOPY_TRANSLATIONS = --no-change-warnings \
+ --change-addresses -0x100000 --change-start 0 \
+ --change-section-address .bss+0 --change-section-address .data+0 \
+ --change-section-address .commonarea+0
$(OBJDIR)/%.s19: $(OBJDIR)/%.elf
- $(OBJCOPY) -Osrec --srec-forceS3 --no-change-warnings \
- --change-section-address bootphase1-0x100000 \
- --change-section-address bootphase2-0x100000 \
- --change-section-address fpgaimage-0x100000 \
- --change-section-address .start-0x100000 \
- --change-section-address .text-0x100000 \
- --change-section-address .rodata-0x100000 $^ $@
+ $(OBJCOPY) -Osrec --srec-forceS3 --strip-debug $(OBJCOPY_TRANSLATIONS) $^ $@
# version.c should be remade on every compilation
.PHONY: version.c
$(patsubst %.s,$(OBJDIR)/%.d,$(notdir $(ASMSRC)))
$(DEPENDENCY_FILES): Makefile ../common/Makefile.common
-$(OBJDIR)/%.d: %.c
+$(patsubst %.o,%.d,$(THUMBOBJ) $(ARMOBJ)): $(OBJDIR)/%.d: %.c
@$(CC) -MM -MT "$(@) $(@:.d=.o)" $(CFLAGS) $< > $@
-$(OBJDIR)/%.d: %.s
+$(patsubst %.o,%.d,$(ASMOBJ)):$(OBJDIR)/%.d: %.s
@$(CC) -MM -MT "$(@) $(@:.d=.o)" $(CFLAGS) $< > $@
-include $(DEPENDENCY_FILES)