Makefile (2459B)
1# SPDX-License-Identifier: GPL-2.0-only 2# 3# linux/arch/parisc/boot/compressed/Makefile 4# 5# create a compressed self-extracting vmlinux image from the original vmlinux 6# 7 8KCOV_INSTRUMENT := n 9GCOV_PROFILE := n 10UBSAN_SANITIZE := n 11 12OBJECTS := head.o real2.o firmware.o misc.o piggy.o 13targets := vmlinux.lds vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 14targets += vmlinux.bin.xz vmlinux.bin.lzma vmlinux.bin.lzo vmlinux.bin.lz4 15targets += $(OBJECTS) sizes.h 16 17KBUILD_CFLAGS := -D__KERNEL__ -O2 -DBOOTLOADER 18KBUILD_CFLAGS += -DDISABLE_BRANCH_PROFILING 19KBUILD_CFLAGS += -fno-strict-aliasing 20KBUILD_CFLAGS += $(cflags-y) -fno-delete-null-pointer-checks -fno-builtin-printf 21KBUILD_CFLAGS += -fno-PIE -mno-space-regs -mdisable-fpregs -Os 22ifndef CONFIG_64BIT 23KBUILD_CFLAGS += -mfast-indirect-calls 24endif 25 26LDFLAGS_vmlinux := -X -e startup --as-needed -T 27$(obj)/vmlinux: $(obj)/vmlinux.lds $(addprefix $(obj)/, $(OBJECTS)) $(LIBGCC) FORCE 28 $(call if_changed,ld) 29 30sed-sizes := -e 's/^\([0-9a-fA-F]*\) . \(__bss_start\|_end\|parisc_kernel_start\)$$/\#define SZ\2 0x\1/p' 31 32quiet_cmd_sizes = GEN $@ 33 cmd_sizes = $(NM) $< | sed -n $(sed-sizes) > $@ 34 35$(obj)/sizes.h: vmlinux FORCE 36 $(call if_changed,sizes) 37 38AFLAGS_head.o += -I$(objtree)/$(obj) -DBOOTLOADER 39$(obj)/head.o: $(obj)/sizes.h 40 41CFLAGS_misc.o += -I$(objtree)/$(obj) 42$(obj)/misc.o: $(obj)/sizes.h 43 44AFLAGS_real2.o += -DBOOTLOADER 45 46CPPFLAGS_vmlinux.lds += -I$(objtree)/$(obj) -DBOOTLOADER 47$(obj)/vmlinux.lds: $(obj)/sizes.h 48 49OBJCOPYFLAGS_vmlinux.bin := -R .comment -R .note -S 50$(obj)/vmlinux.bin: vmlinux FORCE 51 $(call if_changed,objcopy) 52 53suffix-$(CONFIG_KERNEL_GZIP) := gz 54suffix-$(CONFIG_KERNEL_BZIP2) := bz2 55suffix-$(CONFIG_KERNEL_LZ4) := lz4 56suffix-$(CONFIG_KERNEL_LZMA) := lzma 57suffix-$(CONFIG_KERNEL_LZO) := lzo 58suffix-$(CONFIG_KERNEL_XZ) := xz 59 60$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE 61 $(call if_changed,gzip) 62$(obj)/vmlinux.bin.bz2: $(obj)/vmlinux.bin FORCE 63 $(call if_changed,bzip2_with_size) 64$(obj)/vmlinux.bin.lz4: $(obj)/vmlinux.bin FORCE 65 $(call if_changed,lz4_with_size) 66$(obj)/vmlinux.bin.lzma: $(obj)/vmlinux.bin FORCE 67 $(call if_changed,lzma_with_size) 68$(obj)/vmlinux.bin.lzo: $(obj)/vmlinux.bin FORCE 69 $(call if_changed,lzo_with_size) 70$(obj)/vmlinux.bin.xz: $(obj)/vmlinux.bin FORCE 71 $(call if_changed,xzkern_with_size) 72 73LDFLAGS_piggy.o := -r --format binary --oformat $(LD_BFD) -T 74$(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.$(suffix-y) FORCE 75 $(call if_changed,ld)