diff options
Diffstat (limited to 'demos/LPC214x-GCC/Makefile')
| -rw-r--r-- | demos/LPC214x-GCC/Makefile | 60 |
1 files changed, 42 insertions, 18 deletions
diff --git a/demos/LPC214x-GCC/Makefile b/demos/LPC214x-GCC/Makefile index b07f8360f..e96550727 100644 --- a/demos/LPC214x-GCC/Makefile +++ b/demos/LPC214x-GCC/Makefile @@ -61,15 +61,20 @@ UDEFS = # Define ASM defines here
UADEFS =
-# List C source files here
-SRC = chcore.c buzzer.c main.c \
+# List ARM-mode C source files here
+ASRC = chcore.c main.c buzzer.c \
../../ports/ARM7-LPC214x/GCC/lpc214x_serial.c \
../../src/chinit.c ../../src/chdelta.c ../../src/chschd.c ../../src/chthreads.c \
../../src/chsem.c ../../src/chevents.c ../../src/chmsg.c ../../src/chsleep.c \
../../src/chqueues.c ../../src/chserial.c
+# List THUMB-mode C sources here
+# NOTE: If any module is compiled in thumb mode then -mthumb-interwork is
+# enabled for all modules and that lowers performance.
+TSRC =
+
# List ASM source files here
-ASRC = crt0.s chcore2.s
+ASMSRC = crt0.s chcore2.s
# List all user directories here
UINCDIR = ../../src/include ../../ports/ARM7-LPC214x/GCC
@@ -80,12 +85,18 @@ ULIBDIR = # List all user libraries here
ULIBS =
-# Define optimisation level here
-# NOTE: -mthumb-interwork increases the code size, remove it if you don't really need it.
+# ARM-specific options here
+AOPT =
+
+# THUMB-specific options here
+TOPT = -mthumb -D THUMB
+
+# Common options here
+# NOTE: -mthumb-interwork increases the code size, remove it if you dont have
+# Thumb code anywhere in the project.
# NOTE: -ffixed-f7 is only needed if you enabled CH_CURRP_REGISTER_CACHE in chconf.h.
-#OPT = -Os -ggdb -fomit-frame-pointer -fno-strict-aliasing
-#OPT = -O0 -ggdb -fomit-frame-pointer -fno-strict-aliasing
OPT = -O2 -ggdb -fomit-frame-pointer -fno-strict-aliasing
+#OPT += -ffixed-f7
# Define warning options here
WARN = -Wall -Wstrict-prototypes
@@ -98,33 +109,44 @@ INCDIR = $(patsubst %,-I%,$(DINCDIR) $(UINCDIR)) LIBDIR = $(patsubst %,-L%,$(DLIBDIR) $(ULIBDIR))
DEFS = $(DDEFS) $(UDEFS)
ADEFS = $(DADEFS) $(UADEFS)
-OBJS = $(ASRC:.s=.o) $(SRC:.c=.o)
+AOBJS = $(ASRC:.c=.o)
+TOBJS = $(TSRC:.c=.o)
+OBJS = $(ASMOBJS) $(AOBJS) $(TOBJS)
+ASMOBJS = $(ASMSRC:.s=.o)
LIBS = $(DLIBS) $(ULIBS)
MCFLAGS = -mcpu=$(MCU)
-#ASFLAGS = $(MCFLAGS) -Wa,-amhls=$(<:.s=.lst) $(ADEFS)
ASFLAGS = $(MCFLAGS) -Wa,-amhls=$(<:.s=.lst) $(ADEFS)
CPFLAGS = $(MCFLAGS) $(OPT) $(WARN) -fverbose-asm -Wa,-ahlms=$(<:.c=.lst) $(DEFS)
LDFLAGS = $(MCFLAGS) -nostartfiles -T$(LDSCRIPT) -Wl,-Map=$(PROJECT).map,--cref,--no-warn-mismatch $(LIBDIR)
ODFLAGS = -x --syms
+ifneq ($(TSRC),)
+ ASFLAGS += -mthumb-interwork -D THUMB_INTERWORK
+ CPFLAGS += -mthumb-interwork -D THUMB_INTERWORK
+ LDFLAGS += -mthumb-interwork
+endif
+
# Generate dependency information
CPFLAGS += -MD -MP -MF .dep/$(@F).d
#
-# makefile rules
+# Makefile rules
#
all: $(OBJS) $(PROJECT).elf $(PROJECT).hex $(PROJECT).bin $(PROJECT).dmp
-%o : %c
- $(CC) -c $(CPFLAGS) -I . $(INCDIR) $< -o $@
+$(AOBJS) : %.o : %.c
+ $(CC) -c $(CPFLAGS) $(AOPT) -I . $(INCDIR) $< -o $@
+
+$(TOBJS) : %.o : %.c
+ $(CC) -c $(CPFLAGS) $(TOPT) -I . $(INCDIR) $< -o $@
-%o : %s
+$(ASMOBJS) : %.o : %.s
$(AS) -c $(ASFLAGS) $< -o $@
%elf: $(OBJS)
- $(CC) $(OBJS) $(LDFLAGS) $(LIBS) -o $@
+ $(CC) $(ASMOBJS) $(AOBJS) $(TOBJS) $(LDFLAGS) $(LIBS) -o $@
%hex: %elf
$(HEX) $< $@
@@ -142,10 +164,12 @@ clean: -rm -f $(PROJECT).map
-rm -f $(PROJECT).hex
-rm -f $(PROJECT).bin
- -rm -f $(SRC:.c=.c.bak)
- -rm -f $(SRC:.c=.lst)
- -rm -f $(ASRC:.s=.s.bak)
- -rm -f $(ASRC:.s=.lst)
+ -rm -f $(ASRC:.c=.c.bak)
+ -rm -f $(ASRC:.c=.lst)
+ -rm -f $(TSRC:.c=.c.bak)
+ -rm -f $(TSRC:.c=.lst)
+ -rm -f $(ASMSRC:.s=.s.bak)
+ -rm -f $(ASMSRC:.s=.lst)
-rm -fR .dep
#
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