60 lines
1.7 KiB
Makefile
60 lines
1.7 KiB
Makefile
# SPDX-License-Identifier: GPL-2.0
|
|
#
|
|
# linux/arch/sh/boot/compressed/Makefile
|
|
#
|
|
# create a compressed vmlinux image from the original vmlinux
|
|
#
|
|
|
|
OBJECTS := head_32.o misc.o cache.o piggy.o \
|
|
ashiftrt.o ashldi3.o ashrsi3.o ashlsi3.o lshrsi3.o
|
|
|
|
targets := vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 \
|
|
vmlinux.bin.lzma vmlinux.bin.xz vmlinux.bin.lzo $(OBJECTS)
|
|
|
|
GCOV_PROFILE := n
|
|
|
|
#
|
|
# IMAGE_OFFSET is the load offset of the compression loader
|
|
#
|
|
ifeq ($(CONFIG_32BIT),y)
|
|
IMAGE_OFFSET := $(shell /bin/bash -c 'printf "0x%08x" \
|
|
$$[$(CONFIG_MEMORY_START) + \
|
|
$(CONFIG_BOOT_LINK_OFFSET)]')
|
|
else
|
|
IMAGE_OFFSET := $(shell /bin/bash -c 'printf "0x%08x" \
|
|
$$[$(CONFIG_PAGE_OFFSET) + \
|
|
$(KERNEL_MEMORY) + \
|
|
$(CONFIG_BOOT_LINK_OFFSET)]')
|
|
endif
|
|
|
|
ccflags-remove-$(CONFIG_MCOUNT) += -pg
|
|
|
|
LDFLAGS_vmlinux := --oformat $(ld-bfd) -Ttext $(IMAGE_OFFSET) -e startup \
|
|
-T $(obj)/../../kernel/vmlinux.lds
|
|
|
|
KBUILD_CFLAGS += -DDISABLE_BRANCH_PROFILING
|
|
|
|
$(obj)/vmlinux: $(addprefix $(obj)/, $(OBJECTS)) 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)
|
|
$(obj)/vmlinux.bin.bz2: $(obj)/vmlinux.bin FORCE
|
|
$(call if_changed,bzip2_with_size)
|
|
$(obj)/vmlinux.bin.lzma: $(obj)/vmlinux.bin FORCE
|
|
$(call if_changed,lzma_with_size)
|
|
$(obj)/vmlinux.bin.xz: $(obj)/vmlinux.bin FORCE
|
|
$(call if_changed,xzkern_with_size)
|
|
$(obj)/vmlinux.bin.lzo: $(obj)/vmlinux.bin FORCE
|
|
$(call if_changed,lzo_with_size)
|
|
|
|
OBJCOPYFLAGS += -R .empty_zero_page
|
|
|
|
LDFLAGS_piggy.o := -r --format binary --oformat $(ld-bfd) -T
|
|
|
|
$(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.$(suffix_y) FORCE
|
|
$(call if_changed,ld)
|