18c2ecf20Sopenharmony_ci# SPDX-License-Identifier: GPL-2.0 28c2ecf20Sopenharmony_ci 38c2ecf20Sopenharmony_ciOBJECT_FILES_NON_STANDARD := y 48c2ecf20Sopenharmony_ci 58c2ecf20Sopenharmony_cipurgatory-y := head.o purgatory.o string.o sha256.o mem.o 68c2ecf20Sopenharmony_ci 78c2ecf20Sopenharmony_citargets += $(purgatory-y) purgatory.lds purgatory purgatory.chk purgatory.ro 88c2ecf20Sopenharmony_ciPURGATORY_OBJS = $(addprefix $(obj)/,$(purgatory-y)) 98c2ecf20Sopenharmony_ci 108c2ecf20Sopenharmony_ci$(obj)/sha256.o: $(srctree)/lib/crypto/sha256.c FORCE 118c2ecf20Sopenharmony_ci $(call if_changed_rule,cc_o_c) 128c2ecf20Sopenharmony_ci 138c2ecf20Sopenharmony_ciCFLAGS_sha256.o := -D__DISABLE_EXPORTS 148c2ecf20Sopenharmony_ci 158c2ecf20Sopenharmony_ci$(obj)/mem.o: $(srctree)/arch/s390/lib/mem.S FORCE 168c2ecf20Sopenharmony_ci $(call if_changed_rule,as_o_S) 178c2ecf20Sopenharmony_ci 188c2ecf20Sopenharmony_ciKCOV_INSTRUMENT := n 198c2ecf20Sopenharmony_ciGCOV_PROFILE := n 208c2ecf20Sopenharmony_ciUBSAN_SANITIZE := n 218c2ecf20Sopenharmony_ciKASAN_SANITIZE := n 228c2ecf20Sopenharmony_ci 238c2ecf20Sopenharmony_ciKBUILD_CFLAGS := -fno-strict-aliasing -Wall -Wstrict-prototypes 248c2ecf20Sopenharmony_ciKBUILD_CFLAGS += -Wno-pointer-sign -Wno-sign-compare 258c2ecf20Sopenharmony_ciKBUILD_CFLAGS += -fno-zero-initialized-in-bss -fno-builtin -ffreestanding 268c2ecf20Sopenharmony_ciKBUILD_CFLAGS += -c -MD -Os -m64 -msoft-float -fno-common 278c2ecf20Sopenharmony_ciKBUILD_CFLAGS += -fno-stack-protector 288c2ecf20Sopenharmony_ciKBUILD_CFLAGS += -DDISABLE_BRANCH_PROFILING 298c2ecf20Sopenharmony_ciKBUILD_CFLAGS += $(CLANG_FLAGS) 308c2ecf20Sopenharmony_ciKBUILD_CFLAGS += $(call cc-option,-fno-PIE) 318c2ecf20Sopenharmony_ciKBUILD_AFLAGS := $(filter-out -DCC_USING_EXPOLINE,$(KBUILD_AFLAGS)) 328c2ecf20Sopenharmony_ci 338c2ecf20Sopenharmony_ci# Since we link purgatory with -r unresolved symbols are not checked, so we 348c2ecf20Sopenharmony_ci# also link a purgatory.chk binary without -r to check for unresolved symbols. 358c2ecf20Sopenharmony_ciPURGATORY_LDFLAGS := -nostdlib -z nodefaultlib 368c2ecf20Sopenharmony_ciLDFLAGS_purgatory := -r $(PURGATORY_LDFLAGS) -T 378c2ecf20Sopenharmony_ciLDFLAGS_purgatory.chk := -e purgatory_start $(PURGATORY_LDFLAGS) 388c2ecf20Sopenharmony_ci$(obj)/purgatory: $(obj)/purgatory.lds $(PURGATORY_OBJS) FORCE 398c2ecf20Sopenharmony_ci $(call if_changed,ld) 408c2ecf20Sopenharmony_ci 418c2ecf20Sopenharmony_ci$(obj)/purgatory.chk: $(obj)/purgatory FORCE 428c2ecf20Sopenharmony_ci $(call if_changed,ld) 438c2ecf20Sopenharmony_ci 448c2ecf20Sopenharmony_ciOBJCOPYFLAGS_purgatory.ro := -O elf64-s390 458c2ecf20Sopenharmony_ciOBJCOPYFLAGS_purgatory.ro += --remove-section='*debug*' 468c2ecf20Sopenharmony_ciOBJCOPYFLAGS_purgatory.ro += --remove-section='.comment' 478c2ecf20Sopenharmony_ciOBJCOPYFLAGS_purgatory.ro += --remove-section='.note.*' 488c2ecf20Sopenharmony_ci$(obj)/purgatory.ro: $(obj)/purgatory $(obj)/purgatory.chk FORCE 498c2ecf20Sopenharmony_ci $(call if_changed,objcopy) 508c2ecf20Sopenharmony_ci 518c2ecf20Sopenharmony_ci$(obj)/kexec-purgatory.o: $(obj)/kexec-purgatory.S $(obj)/purgatory.ro FORCE 528c2ecf20Sopenharmony_ci $(call if_changed_rule,as_o_S) 538c2ecf20Sopenharmony_ci 548c2ecf20Sopenharmony_ciobj-$(CONFIG_ARCH_HAS_KEXEC_PURGATORY) += kexec-purgatory.o 55