| # |
| # arm makefile |
| # |
| # Authors: Andrew Jones <drjones@redhat.com> |
| # |
| |
| tests-common = \ |
| $(TEST_DIR)/selftest.flat |
| |
| tests = |
| |
| all: test_cases |
| |
| ################################################################## |
| bits = 32 |
| ldarch = elf32-littlearm |
| |
| ifeq ($(LOADADDR),) |
| LOADADDR = 0x40000000 |
| endif |
| phys_base = $(LOADADDR) |
| kernel_offset = 0x10000 |
| |
| CFLAGS += -D__arm__ |
| CFLAGS += -marm |
| CFLAGS += -mcpu=$(PROCESSOR) |
| CFLAGS += -std=gnu99 |
| CFLAGS += -ffreestanding |
| CFLAGS += -Wextra |
| CFLAGS += -O2 |
| CFLAGS += -I lib -I lib/libfdt |
| |
| asm-offsets = lib/arm/asm-offsets.h |
| include config/asm-offsets.mak |
| |
| cflatobjs += \ |
| lib/alloc.o \ |
| lib/devicetree.o \ |
| lib/virtio.o \ |
| lib/virtio-mmio.o \ |
| lib/chr-testdev.o \ |
| lib/arm/io.o \ |
| lib/arm/setup.o \ |
| lib/arm/spinlock.o \ |
| lib/arm/processor.o |
| |
| libeabi = lib/arm/libeabi.a |
| eabiobjs = lib/arm/eabi_compat.o |
| |
| libgcc := $(shell $(CC) -m$(ARCH) --print-libgcc-file-name) |
| start_addr := $(shell printf "%x\n" $$(( $(phys_base) + $(kernel_offset) ))) |
| |
| FLATLIBS = $(libcflat) $(LIBFDT_archive) $(libgcc) $(libeabi) |
| %.elf: LDFLAGS = $(CFLAGS) -nostdlib |
| %.elf: %.o $(FLATLIBS) arm/flat.lds |
| $(CC) $(LDFLAGS) -o $@ \ |
| -Wl,-T,arm/flat.lds,--build-id=none,-Ttext=$(start_addr) \ |
| $(filter %.o, $^) $(FLATLIBS) |
| |
| %.flat: %.elf |
| $(OBJCOPY) -O binary $^ $@ |
| |
| $(libeabi): $(eabiobjs) |
| $(AR) rcs $@ $^ |
| |
| arch_clean: libfdt_clean asm_offsets_clean |
| $(RM) $(TEST_DIR)/*.{o,flat,elf} $(libeabi) $(eabiobjs) \ |
| $(TEST_DIR)/.*.d lib/arm/.*.d |
| |
| ################################################################## |
| |
| tests_and_config = $(TEST_DIR)/*.flat $(TEST_DIR)/unittests.cfg |
| |
| cstart.o = $(TEST_DIR)/cstart.o |
| |
| generated_files = $(asm-offsets) |
| |
| test_cases: $(generated_files) $(tests-common) $(tests) |
| |
| $(TEST_DIR)/selftest.elf: $(cstart.o) $(TEST_DIR)/selftest.o |
| |
