1*4882a593Smuzhiyun# SPDX-License-Identifier: GPL-2.0 2*4882a593Smuzhiyun# 3*4882a593Smuzhiyun# linux/arch/s390/boot/compressed/Makefile 4*4882a593Smuzhiyun# 5*4882a593Smuzhiyun# create a compressed vmlinux image from the original vmlinux 6*4882a593Smuzhiyun# 7*4882a593Smuzhiyun 8*4882a593SmuzhiyunKCOV_INSTRUMENT := n 9*4882a593SmuzhiyunGCOV_PROFILE := n 10*4882a593SmuzhiyunUBSAN_SANITIZE := n 11*4882a593SmuzhiyunKASAN_SANITIZE := n 12*4882a593Smuzhiyun 13*4882a593Smuzhiyunobj-y := $(if $(CONFIG_KERNEL_UNCOMPRESSED),,decompressor.o) piggy.o info.o 14*4882a593Smuzhiyuntargets := vmlinux.lds vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 15*4882a593Smuzhiyuntargets += vmlinux.bin.xz vmlinux.bin.lzma vmlinux.bin.lzo vmlinux.bin.lz4 16*4882a593Smuzhiyuntargets += info.bin $(obj-y) 17*4882a593Smuzhiyun 18*4882a593SmuzhiyunKBUILD_AFLAGS := $(KBUILD_AFLAGS_DECOMPRESSOR) 19*4882a593SmuzhiyunKBUILD_CFLAGS := $(KBUILD_CFLAGS_DECOMPRESSOR) 20*4882a593SmuzhiyunOBJCOPYFLAGS := 21*4882a593Smuzhiyun 22*4882a593SmuzhiyunOBJECTS := $(addprefix $(obj)/,$(obj-y)) 23*4882a593Smuzhiyun 24*4882a593SmuzhiyunLDFLAGS_vmlinux := --oformat $(LD_BFD) -e startup -T 25*4882a593Smuzhiyun$(obj)/vmlinux: $(obj)/vmlinux.lds $(objtree)/arch/s390/boot/startup.a $(OBJECTS) FORCE 26*4882a593Smuzhiyun $(call if_changed,ld) 27*4882a593Smuzhiyun 28*4882a593SmuzhiyunOBJCOPYFLAGS_info.bin := -O binary --only-section=.vmlinux.info --set-section-flags .vmlinux.info=load 29*4882a593Smuzhiyun$(obj)/info.bin: vmlinux FORCE 30*4882a593Smuzhiyun $(call if_changed,objcopy) 31*4882a593Smuzhiyun 32*4882a593SmuzhiyunOBJCOPYFLAGS_info.o := -I binary -O elf64-s390 -B s390:64-bit --rename-section .data=.vmlinux.info 33*4882a593Smuzhiyun$(obj)/info.o: $(obj)/info.bin FORCE 34*4882a593Smuzhiyun $(call if_changed,objcopy) 35*4882a593Smuzhiyun 36*4882a593SmuzhiyunOBJCOPYFLAGS_vmlinux.bin := -O binary --remove-section=.comment --remove-section=.vmlinux.info -S 37*4882a593Smuzhiyun$(obj)/vmlinux.bin: vmlinux FORCE 38*4882a593Smuzhiyun $(call if_changed,objcopy) 39*4882a593Smuzhiyun 40*4882a593Smuzhiyunvmlinux.bin.all-y := $(obj)/vmlinux.bin 41*4882a593Smuzhiyun 42*4882a593Smuzhiyunsuffix-$(CONFIG_KERNEL_GZIP) := .gz 43*4882a593Smuzhiyunsuffix-$(CONFIG_KERNEL_BZIP2) := .bz2 44*4882a593Smuzhiyunsuffix-$(CONFIG_KERNEL_LZ4) := .lz4 45*4882a593Smuzhiyunsuffix-$(CONFIG_KERNEL_LZMA) := .lzma 46*4882a593Smuzhiyunsuffix-$(CONFIG_KERNEL_LZO) := .lzo 47*4882a593Smuzhiyunsuffix-$(CONFIG_KERNEL_XZ) := .xz 48*4882a593Smuzhiyun 49*4882a593Smuzhiyun$(obj)/vmlinux.bin.gz: $(vmlinux.bin.all-y) FORCE 50*4882a593Smuzhiyun $(call if_changed,gzip) 51*4882a593Smuzhiyun$(obj)/vmlinux.bin.bz2: $(vmlinux.bin.all-y) FORCE 52*4882a593Smuzhiyun $(call if_changed,bzip2) 53*4882a593Smuzhiyun$(obj)/vmlinux.bin.lz4: $(vmlinux.bin.all-y) FORCE 54*4882a593Smuzhiyun $(call if_changed,lz4) 55*4882a593Smuzhiyun$(obj)/vmlinux.bin.lzma: $(vmlinux.bin.all-y) FORCE 56*4882a593Smuzhiyun $(call if_changed,lzma) 57*4882a593Smuzhiyun$(obj)/vmlinux.bin.lzo: $(vmlinux.bin.all-y) FORCE 58*4882a593Smuzhiyun $(call if_changed,lzo) 59*4882a593Smuzhiyun$(obj)/vmlinux.bin.xz: $(vmlinux.bin.all-y) FORCE 60*4882a593Smuzhiyun $(call if_changed,xzkern) 61*4882a593Smuzhiyun 62*4882a593SmuzhiyunOBJCOPYFLAGS_piggy.o := -I binary -O elf64-s390 -B s390:64-bit --rename-section .data=.vmlinux.bin.compressed 63*4882a593Smuzhiyun$(obj)/piggy.o: $(obj)/vmlinux.bin$(suffix-y) FORCE 64*4882a593Smuzhiyun $(call if_changed,objcopy) 65