| # |
| # linux/arch/x86_64/boot/compressed/Makefile |
| # |
| # create a compressed vmlinux image from the original vmlinux |
| # |
| |
| targets := vmlinux vmlinux.bin vmlinux.bin.gz head.o misc.o piggy.o |
| |
| CFLAGS := -m64 -D__KERNEL__ $(LINUXINCLUDE) -O2 \ |
| -fno-strict-aliasing -fPIC -mcmodel=small \ |
| $(call cc-option, -ffreestanding) \ |
| $(call cc-option, -fno-stack-protector) |
| AFLAGS := $(CFLAGS) -D__ASSEMBLY__ |
| LDFLAGS := -m elf_x86_64 |
| |
| LDFLAGS_vmlinux := -T |
| $(obj)/vmlinux: $(src)/vmlinux.lds $(obj)/head.o $(obj)/misc.o $(obj)/piggy.o FORCE |
| $(call if_changed,ld) |
| @: |
| |
| $(obj)/vmlinux.bin: vmlinux FORCE |
| $(call if_changed,objcopy) |
| |
| $(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE |
| $(call if_changed,gzip) |
| |
| LDFLAGS_piggy.o := -r --format binary --oformat elf64-x86-64 -T |
| |
| $(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.gz FORCE |
| $(call if_changed,ld) |