diff options
Diffstat (limited to 'arch/s390/purgatory/Makefile')
| -rw-r--r-- | arch/s390/purgatory/Makefile | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/s390/purgatory/Makefile b/arch/s390/purgatory/Makefile new file mode 100644 index 000000000000..e9525bc1b4a6 --- /dev/null +++ b/arch/s390/purgatory/Makefile @@ -0,0 +1,37 @@ +# SPDX-License-Identifier: GPL-2.0 + +OBJECT_FILES_NON_STANDARD := y + +purgatory-y := head.o purgatory.o string.o sha256.o mem.o + +targets += $(purgatory-y) purgatory.ro kexec-purgatory.c +PURGATORY_OBJS = $(addprefix $(obj)/,$(purgatory-y)) + +$(obj)/sha256.o: $(srctree)/lib/sha256.c + $(call if_changed_rule,cc_o_c) + +$(obj)/mem.o: $(srctree)/arch/s390/lib/mem.S + $(call if_changed_rule,as_o_S) + +$(obj)/string.o: $(srctree)/arch/s390/lib/string.c + $(call if_changed_rule,cc_o_c) + +LDFLAGS_purgatory.ro := -e purgatory_start -r --no-undefined -nostdlib +LDFLAGS_purgatory.ro += -z nodefaultlib +KBUILD_CFLAGS := -fno-strict-aliasing -Wall -Wstrict-prototypes +KBUILD_CFLAGS += -Wno-pointer-sign -Wno-sign-compare +KBUILD_CFLAGS += -fno-zero-initialized-in-bss -fno-builtin -ffreestanding +KBUILD_CFLAGS += -c -MD -Os -m64 +KBUILD_CFLAGS += $(call cc-option,-fno-PIE) + +$(obj)/purgatory.ro: $(PURGATORY_OBJS) FORCE + $(call if_changed,ld) + +CMD_BIN2C = $(objtree)/scripts/basic/bin2c +quiet_cmd_bin2c = BIN2C $@ + cmd_bin2c = $(CMD_BIN2C) kexec_purgatory < $< > $@ + +$(obj)/kexec-purgatory.c: $(obj)/purgatory.ro FORCE + $(call if_changed,bin2c) + +obj-$(CONFIG_ARCH_HAS_KEXEC_PURGATORY) += kexec-purgatory.o |