diff options
Diffstat (limited to 'build')
| -rw-r--r-- | build/Makefile | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/build/Makefile b/build/Makefile new file mode 100644 index 0000000..25f2da9 --- /dev/null +++ b/build/Makefile @@ -0,0 +1,85 @@ +CFLAGS=-mcpu=cortex-a7 -ffreestanding -std=gnu11 -Wall -Wextra $(addprefix -I, $(dirs)) +ELFFLAGS=-nostdlib -lgcc + +ARM_OBJECTS=kernel.o paging.o demo_functionality.o PL0_test.o uart.o loader_stage1.o loader_stage2.o + +KERNEL_STAGE2_OBJECTS=setup.o interrupt_vector.o interrupts.o uart.o demo_functionality.o paging.o ramfs_embeddable.o ramfs.o strings.o io.o atags.o scheduler.o + +PL_0_TEST_OBJECTS=PL0_utils.o svc.o PL0_test.o strings.o io.o + +LOADER_STAGE2_OBJECTS=uart.o strings.o io.o loader_stage2.o + +RAMFS_FILES=PL0_test.img + +all : kernel.img + +empty:= +space:= $(empty) $(empty) + +dirs:=$(shell find ../src/ -type d) +dirs_colon:=$(subst $(space),:,$(dirs)) +vpath %.S $(dirs_colon) +vpath %.c $(dirs_colon) +vpath %.ld $(dirs_colon) + +echo : + echo $(VPATH) + echo $(CFLAGS) + +%.o : %.c + arm-none-eabi-gcc $(CFLAGS) -c $^ -o $@ + +%.img : %.elf + arm-none-eabi-objcopy $^ -O binary $@ + +%.o: %.S + arm-none-eabi-as -mcpu=cortex-a7 $^ -o $@ + +%_embeddable.o : %.img + arm-none-eabi-objcopy -I binary -O elf32-littlearm -B arm $^ $@ + +%.elf : %.ld + arm-none-eabi-gcc -T $< -o $@ $(ELFFLAGS) $(filter %.o,$^) + +PL0_test.elf : $(PL_0_TEST_OBJECTS) + +kernel.elf : kernel_stage1.o + +kernel_stage2.elf : $(KERNEL_STAGE2_OBJECTS) + +loader_stage2.elf : $(LOADER_STAGE2_OBJECTS) + +loader.elf : loader_stage1.o + +kernel_stage1.o : kernel_stage1.S kernel_stage2.img + arm-none-eabi-as -mcpu=cortex-a7 $< -o $@ + +loader_stage1.o : loader_stage1.S loader_stage2.img + arm-none-eabi-as -mcpu=cortex-a7 $< -o $@ + +qemu-elf : kernel.elf + qemu-system-arm -m 256 -M raspi2 -serial stdio -kernel $^ + +qemu-bin : kernel.img + qemu-system-arm -m 256 -M raspi2 -serial stdio -kernel $^ + +qemu-loader : loader.img kernel.img pipe_image + ./pipe_image --stdout | qemu-system-arm -m 256 -M raspi2 -serial stdio -kernel $< + +run-on-rpi : kernel.img pipe_image + ./pipe_image --stdout | sudo socat FILE:/dev/ttyUSB0,b115200,raw - + screen /dev/ttyUSB0 115200,cs8,-parenb,-cstopb,-hupcl + +pipe_image : pipe_image.c rs232.c + gcc -Wall -std=gnu99 -I../src/lib/rs232 -O3 $^ -o $@ + +makefs : makefs.c + gcc -Wall -std=gnu99 -O3 $^ -o $@ + +ramfs.img : makefs $(RAMFS_FILES) + ./makefs $(RAMFS_FILES) > $@ + +clean : + -rm -f *.img *.elf *.o pipe_image makefs + +.PHONY: all qemu-elf qemu-bin clean |