31 lines
886 B
Plaintext
31 lines
886 B
Plaintext
#
|
|
# linux/arch/x86/boot/compressed/Makefile
|
|
#
|
|
# create a compressed vmlinux image from the original vmlinux
|
|
#
|
|
|
|
targets := vmlinux vmlinux.bin vmlinux.bin.gz head_64.o misc_64.o piggy.o
|
|
|
|
KBUILD_CFLAGS := -m64 -D__KERNEL__ $(LINUXINCLUDE) -O2 \
|
|
-fno-strict-aliasing -fPIC -mcmodel=small \
|
|
$(call cc-option, -ffreestanding) \
|
|
$(call cc-option, -fno-stack-protector)
|
|
KBUILD_AFLAGS := $(KBUILD_CFLAGS) -D__ASSEMBLY__
|
|
LDFLAGS := -m elf_x86_64
|
|
|
|
LDFLAGS_vmlinux := -T
|
|
$(obj)/vmlinux: $(src)/vmlinux_64.lds $(obj)/head_64.o $(obj)/misc_64.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_64.scr $(obj)/vmlinux.bin.gz FORCE
|
|
$(call if_changed,ld)
|