82 lines
2.3 KiB
Makefile
Executable file
82 lines
2.3 KiB
Makefile
Executable file
# SPDX-License-Identifier: GPL-2.0
|
|
#
|
|
# linux/arch/sh/boot/compressed/Makefile
|
|
#
|
|
# create a compressed vmlinux image from the original vmlinux
|
|
#
|
|
|
|
targets := vmlinux vmlinux.bin vmlinux.bin.gz \
|
|
vmlinux.bin.bz2 vmlinux.bin.lzma \
|
|
vmlinux.bin.xz vmlinux.bin.lzo \
|
|
head_$(BITS).o misc.o piggy.o
|
|
|
|
OBJECTS = $(obj)/head_$(BITS).o $(obj)/misc.o $(obj)/cache.o
|
|
|
|
GCOV_PROFILE := n
|
|
|
|
#
|
|
# IMAGE_OFFSET is the load offset of the compression loader
|
|
#
|
|
ifeq ($(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) + \
|
|
$(CONFIG_BOOT_LINK_OFFSET)]')
|
|
endif
|
|
|
|
ifeq ($(CONFIG_MCOUNT),y)
|
|
ORIG_CFLAGS := $(KBUILD_CFLAGS)
|
|
KBUILD_CFLAGS = $(subst -pg, , $(ORIG_CFLAGS))
|
|
endif
|
|
|
|
LDFLAGS_vmlinux := --oformat $(ld-bfd) -Ttext $(IMAGE_OFFSET) -e startup \
|
|
-T $(obj)/../../kernel/vmlinux.lds
|
|
|
|
#
|
|
# Pull in the necessary libgcc bits from the in-kernel implementation.
|
|
#
|
|
lib1funcs-$(CONFIG_SUPERH32) := ashiftrt.S ashldi3.c ashrsi3.S ashlsi3.S \
|
|
lshrsi3.S
|
|
lib1funcs-obj := \
|
|
$(addsuffix .o, $(basename $(addprefix $(obj)/, $(lib1funcs-y))))
|
|
|
|
lib1funcs-dir := $(srctree)/arch/$(SRCARCH)/lib
|
|
ifeq ($(BITS),64)
|
|
lib1funcs-dir := $(addsuffix $(BITS), $(lib1funcs-dir))
|
|
endif
|
|
|
|
KBUILD_CFLAGS += -I$(lib1funcs-dir) -DDISABLE_BRANCH_PROFILING
|
|
|
|
$(addprefix $(obj)/,$(lib1funcs-y)): $(obj)/%: $(lib1funcs-dir)/% FORCE
|
|
$(call cmd,shipped)
|
|
|
|
$(obj)/vmlinux: $(OBJECTS) $(obj)/piggy.o $(lib1funcs-obj) FORCE
|
|
$(call if_changed,ld)
|
|
|
|
$(obj)/vmlinux.bin: vmlinux FORCE
|
|
$(call if_changed,objcopy)
|
|
|
|
vmlinux.bin.all-y := $(obj)/vmlinux.bin
|
|
|
|
$(obj)/vmlinux.bin.gz: $(vmlinux.bin.all-y) FORCE
|
|
$(call if_changed,gzip)
|
|
$(obj)/vmlinux.bin.bz2: $(vmlinux.bin.all-y) FORCE
|
|
$(call if_changed,bzip2)
|
|
$(obj)/vmlinux.bin.lzma: $(vmlinux.bin.all-y) FORCE
|
|
$(call if_changed,lzma)
|
|
$(obj)/vmlinux.bin.xz: $(vmlinux.bin.all-y) FORCE
|
|
$(call if_changed,xzkern)
|
|
$(obj)/vmlinux.bin.lzo: $(vmlinux.bin.all-y) FORCE
|
|
$(call if_changed,lzo)
|
|
|
|
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)
|