forked from Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
88 lines
3.1 KiB
88 lines
3.1 KiB
# SPDX-License-Identifier: GPL-2.0 |
|
# |
|
# linux/arch/s390/boot/compressed/Makefile |
|
# |
|
# create a compressed vmlinux image from the original vmlinux |
|
# |
|
|
|
KCOV_INSTRUMENT := n |
|
GCOV_PROFILE := n |
|
UBSAN_SANITIZE := n |
|
KASAN_SANITIZE := n |
|
KCSAN_SANITIZE := n |
|
|
|
obj-y := $(if $(CONFIG_KERNEL_UNCOMPRESSED),,decompressor.o) info.o |
|
obj-$(CONFIG_KERNEL_ZSTD) += clz_ctz.o |
|
obj-all := $(obj-y) piggy.o syms.o |
|
targets := vmlinux.lds vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 |
|
targets += vmlinux.bin.xz vmlinux.bin.lzma vmlinux.bin.lzo vmlinux.bin.lz4 |
|
targets += vmlinux.bin.zst |
|
targets += info.bin syms.bin vmlinux.syms $(obj-all) |
|
|
|
KBUILD_AFLAGS := $(KBUILD_AFLAGS_DECOMPRESSOR) |
|
KBUILD_CFLAGS := $(KBUILD_CFLAGS_DECOMPRESSOR) |
|
OBJCOPYFLAGS := |
|
|
|
OBJECTS := $(addprefix $(obj)/,$(obj-y)) |
|
OBJECTS_ALL := $(addprefix $(obj)/,$(obj-all)) |
|
|
|
LDFLAGS_vmlinux := --oformat $(LD_BFD) -e startup --build-id=sha1 -T |
|
$(obj)/vmlinux: $(obj)/vmlinux.lds $(objtree)/arch/s390/boot/startup.a $(OBJECTS_ALL) FORCE |
|
$(call if_changed,ld) |
|
|
|
LDFLAGS_vmlinux.syms := --oformat $(LD_BFD) -e startup -T |
|
$(obj)/vmlinux.syms: $(obj)/vmlinux.lds $(objtree)/arch/s390/boot/startup.a $(OBJECTS) FORCE |
|
$(call if_changed,ld) |
|
|
|
quiet_cmd_dumpsyms = DUMPSYMS $< |
|
define cmd_dumpsyms |
|
$(NM) -n -S --format=bsd "$<" | sed -nE 's/^0*([0-9a-fA-F]+) 0*([0-9a-fA-F]+) [tT] ([^ ]*)$$/\1 \2 \3/p' | tr '\n' '\0' > "$@" |
|
endef |
|
|
|
$(obj)/syms.bin: $(obj)/vmlinux.syms FORCE |
|
$(call if_changed,dumpsyms) |
|
|
|
OBJCOPYFLAGS_syms.o := -I binary -O elf64-s390 -B s390:64-bit --rename-section .data=.decompressor.syms |
|
$(obj)/syms.o: $(obj)/syms.bin FORCE |
|
$(call if_changed,objcopy) |
|
|
|
OBJCOPYFLAGS_info.bin := -O binary --only-section=.vmlinux.info --set-section-flags .vmlinux.info=load |
|
$(obj)/info.bin: vmlinux FORCE |
|
$(call if_changed,objcopy) |
|
|
|
OBJCOPYFLAGS_info.o := -I binary -O elf64-s390 -B s390:64-bit --rename-section .data=.vmlinux.info |
|
$(obj)/info.o: $(obj)/info.bin FORCE |
|
$(call if_changed,objcopy) |
|
|
|
OBJCOPYFLAGS_vmlinux.bin := -O binary --remove-section=.comment --remove-section=.vmlinux.info -S |
|
$(obj)/vmlinux.bin: vmlinux FORCE |
|
$(call if_changed,objcopy) |
|
|
|
vmlinux.bin.all-y := $(obj)/vmlinux.bin |
|
|
|
suffix-$(CONFIG_KERNEL_GZIP) := .gz |
|
suffix-$(CONFIG_KERNEL_BZIP2) := .bz2 |
|
suffix-$(CONFIG_KERNEL_LZ4) := .lz4 |
|
suffix-$(CONFIG_KERNEL_LZMA) := .lzma |
|
suffix-$(CONFIG_KERNEL_LZO) := .lzo |
|
suffix-$(CONFIG_KERNEL_XZ) := .xz |
|
suffix-$(CONFIG_KERNEL_ZSTD) := .zst |
|
|
|
$(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.lz4: $(vmlinux.bin.all-y) FORCE |
|
$(call if_changed,lz4) |
|
$(obj)/vmlinux.bin.lzma: $(vmlinux.bin.all-y) FORCE |
|
$(call if_changed,lzma) |
|
$(obj)/vmlinux.bin.lzo: $(vmlinux.bin.all-y) FORCE |
|
$(call if_changed,lzo) |
|
$(obj)/vmlinux.bin.xz: $(vmlinux.bin.all-y) FORCE |
|
$(call if_changed,xzkern) |
|
$(obj)/vmlinux.bin.zst: $(vmlinux.bin.all-y) FORCE |
|
$(call if_changed,zstd22) |
|
|
|
OBJCOPYFLAGS_piggy.o := -I binary -O elf64-s390 -B s390:64-bit --rename-section .data=.vmlinux.bin.compressed |
|
$(obj)/piggy.o: $(obj)/vmlinux.bin$(suffix-y) FORCE |
|
$(call if_changed,objcopy)
|
|
|