diff options
Diffstat (limited to 'Makefile')
| -rw-r--r-- | Makefile | 65 |
1 files changed, 42 insertions, 23 deletions
@@ -1,50 +1,63 @@ -CFLAGS=-mcpu=cortex-a7 -ffreestanding -std=gnu11 -Wall -Wextra -O2 -fPIC -I. +CFLAGS=-mcpu=cortex-a7 -ffreestanding -std=gnu11 -Wall -Wextra -O2 -I. ELFFLAGS=-nostdlib -lgcc ARM_OBJECTS=kernel.o paging.o demo_functionality.o PL0_test.o uart.o loader_stage1.o loader_stage2.o -EMBEDDABLE_OBJECTS=PL_0_test_embeddable.o loader_stage2_embeddable.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 -RENAME_FLAGS=--rename-section .data=.renamed_data --rename-section .rodata=.renamed_rodata --rename-section .text=.renamed_text --rename-section .bss=.renamed_bss +PL_0_TEST_OBJECTS=PL0_utils.o svc.o PL0_test.o strings.o io.o -all : kernel7.img +LOADER_STAGE2_OBJECTS=uart.o strings.o io.o loader_stage2.o + +RAMFS_FILES=PL_0_test.img + +all : kernel.img %.o : %.c arm-none-eabi-gcc $(CFLAGS) -c $^ -o $@ -%.o : %.S - arm-none-eabi-as -mcpu=cortex-a7 $^ -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 --rename-section .data=.rodata $^ $@ + arm-none-eabi-objcopy -I binary -O elf32-littlearm -B arm $^ $@ -libkernel_renamed.o : libkernel.o - arm-none-eabi-objcopy $(RENAME_FLAGS) $^ $@ +PL_0_test.elf : PL0_test.ld $(PL_0_TEST_OBJECTS) + arm-none-eabi-gcc -T $< -o $@ $(ELFFLAGS) $(PL_0_TEST_OBJECTS) -PL_0_test.elf : PL0_test.o uart.o - arm-none-eabi-gcc -T PL0_test.ld -o $@ $(ELFFLAGS) $^ +kernel_stage1.o : kernel_stage1.S kernel_stage2.img + arm-none-eabi-as -mcpu=cortex-a7 $< -o $@ -kernel.elf : boot.o kernel.o uart.o PL_0_test_embeddable.o demo_functionality.o paging.o libkernel_renamed.o interrupt_vector.o interrupts.o - arm-none-eabi-gcc -T linker.ld -o $@ $(ELFFLAGS) $^ +kernel.elf : kernel_stage1.ld kernel_stage1.o + arm-none-eabi-gcc -T $< -o $@ $(ELFFLAGS) kernel_stage1.o -loader_stage2.elf : loader_stage2.o uart.o - arm-none-eabi-gcc -T loader_stage2.ld -o $@ $(ELFFLAGS) $^ +kernel_stage2.elf : kernel_stage2.ld $(KERNEL_STAGE2_OBJECTS) + arm-none-eabi-gcc -T $< -o $@ $(ELFFLAGS) $(KERNEL_STAGE2_OBJECTS) -loader_stage2.img : loader_stage2.elf - arm-none-eabi-objcopy $^ -O binary $@ - test -n "$$(find $@ -size -16384c)" || exit -1 +loader_stage2.elf : loader_stage2_linker.ld $(LOADER_STAGE2_OBJECTS) + arm-none-eabi-gcc -T $< -o $@ $(ELFFLAGS) $(LOADER_STAGE2_OBJECTS) -loader.elf : boot.o loader_stage1.o loader_stage2_embeddable.o - arm-none-eabi-gcc -T loader_stage1.ld -o $@ $(ELFFLAGS) $^ +loader_stage1.o : loader_stage1.S loader_stage2.img + arm-none-eabi-as -mcpu=cortex-a7 $< -o $@ +loader.elf : loader_stage1_linker.ld loader_stage1.o + arm-none-eabi-gcc -T $< -o $@ $(ELFFLAGS) loader_stage1.o + +loader.img : loader.elf + arm-none-eabi-objcopy $^ -O binary $@ +# check if the resulting image is not too big + test -n "$$(find $@ -size -16384c)" || exit -1 qemu-elf : kernel.elf qemu-system-arm -m 256 -M raspi2 -serial stdio -kernel $^ -qemu-bin : loader.elf kernel.img pipe_image +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 @@ -54,7 +67,13 @@ run-on-rpi : kernel.img pipe_image pipe_image : pipe_image.c lib/rs232/rs232.c gcc -Wall -std=gnu99 -O3 $^ -o $@ +makefs : makefs.c + gcc -Wall -std=gnu99 -O3 $^ -o $@ + +ramfs.img : makefs $(RAMFS_FILES) + ./makefs $(RAMFS_FILES) > $@ + clean : - -rm *.img *.elf *.o pipe_image + -rm *.img *.elf *.o pipe_image makefs .PHONY: all qemu-elf qemu-bin clean |