X-Git-Url: https://robinkrens.nl/gitweb/?a=blobdiff_plain;f=Makefile;h=949e28733c7ffff460e766d5449e81aa01fec813;hb=3c683b21e9a0e75935e081a0e07553e620a73cfe;hp=dbcbc85358215bab8e497cc6eecfeee808a8cbd1;hpb=2ad654f037bae2ec8f0223179c4b96c23308c34d;p=cortex-from-scratch

diff --git a/Makefile b/Makefile
index dbcbc85..949e287 100644
--- a/Makefile
+++ b/Makefile
@@ -1,36 +1,88 @@
+# Copyright 2019 - Robin Krens
+#
+# TODO: Somehow integrate this assembly start.asm (start.o)
+#
+
+# Cross compilers links
 CC=arm-none-eabi-gcc
 LD=arm-none-eabi-ld
-AR=$(TOOLROOT)/arm-none-eabi-ar
 AS=arm-none-eabi-as
 MKIMG=arm-none-eabi-objcopy
 
+# Compiler flags
 LDFLAGS+= -mthumb -mcpu=cortex-m3 
-CFLAGS+= -mcpu=cortex-m3 -mthumb -g 
+ASFLAGS+= -mcpu=cortex-m3 -mthumb -g
+CFLAGS+= -mcpu=cortex-m3 -mthumb -g -ffreestanding 
+
+# Include directory
+INCLUDE+= -Iinclude 
+
+BIN = bin
+
+ODIR = obj
+_OBJ = ivt.o systick.o sysinfo.o term.o main.o clock.o rtc.o 
+OBJ = $(patsubst %, $(ODIR)/%,$(_OBJ))
+
+DDIR = obj/drivers
+_DRIVERS = uart.o tm1637.o led.o tsensor.o at24c.o
+DRIVERS = $(patsubst %, $(DDIR)/%,$(_DRIVERS))
+
+LDIR = obj/lib
+_LIBS = string.o stdio.o regfunc.o pool.o tinyprintf.o 
+LIBS = $(patsubst %, $(LDIR)/%,$(_LIBS))
 
+$(DDIR)/%.o: drivers/%.c
+	@mkdir -p $(@D) 
+	$(CC) -c $< $(CFLAGS) $(INCLUDE) -o $@
+
+$(ODIR)/%.o: %.c 
+	@mkdir -p $(@D)
+	$(CC) -c $< $(CFLAGS) -I./include -o $@
+
+$(LDIR)/%.o: lib/%.c 
+	@mkdir -p $(@D)
+	$(CC) -c $< $(CFLAGS) -I./include -o $@
+
+# Start up machine assembly
 as: 
-	$(AS) $(CFLAGS) -o start.o start.asm
+	$(AS) $(ASFLAGS) -o start.o start.asm
 
-all:
-	$(AS) $(CFLAGS) -o start.o start.asm
-	$(CC) $(CFLAGS) -c -I./include -ffreestanding -o main.o main.c
-	$(CC) $(CFLAGS) -c -I./include -ffreestanding -o uart.o uart.c
-	$(CC) $(CFLAGS) -c -I./include -ffreestanding -o ivt.o ivt.c 
-	$(CC) $(CFLAGS) -c -I./include -ffreestanding -o systick.o systick.c 
-	$(LD) -nostartfiles -T link.ld -o start.out start.o main.o uart.o ivt.o systick.o
-	$(MKIMG) -Obinary -R .data start.out kernel.bin
+# Compile and link all
+kernel: $(OBJ) $(DRIVERS) $(LIBS) 
+	$(AS) $(ASFLAGS) -o start.o start.asm
+	$(LD) -nostartfiles -Map $(BIN)/$@.MAP -T link.ld -o $(BIN)/$@.ELF start.o $^ --print-memory-usage
+	@echo "Creating binary..."
+	@mkdir -p $(BIN)
+	$(MKIMG) -Obinary -R .data $(BIN)/$@.ELF  $(BIN)/$@.bin
 
+# Run in Qemu; note this is a patched version for stm32-f103c8
 run:
-	/usr/local/bin/qemu-system-arm -serial stdio  -M stm32-f103c8 -kernel kernel.bin
+	/usr/local/bin/qemu-system-arm -serial stdio  -M stm32-f103c8 -kernel $(BIN)/kernel.bin
+
+# Examine all sections
+examine-all:
+	arm-none-eabi-objdump -D $(BIN)/kernel.ELF | less
+
+# Examine just headers
+examine-header:
+	arm-none-eabi-objdump -x $(BIN)/kernel.ELF | less
+
+# Flash kernel to board
+flash:
+	stm32flash -w $(BIN)/kernel.bin -v /dev/ttyUSB0
 
-examine:
-	arm-none-eabi-objdump -S start.out
+.PHONY: clean
 
-%.o: %.c
-	$(CC) -c $(CFLAGS) $< -o $@
-	$(CC) -MM $(CFLAGS) $< > $*.d
+clean:
+	rm -rf $(ODIR)/* start.o $(BIN)/kernel.*
 
-%.o: %.s
-	$(CC) -c $(CFLAGS) $< -o $@
+# Altijd handig deze template
+#%.o: %.c
+#	$(CC) -c $(CFLAGS) $< -o $@
+#	$(CC) -MM $(CFLAGS) $< > $*.d
+#
+#%.o: %.s
+#	$(CC) -c $(CFLAGS) $< -o $@