diff options
Diffstat (limited to 'arch/riscv/purgatory/Makefile')
-rw-r--r-- | arch/riscv/purgatory/Makefile | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/arch/riscv/purgatory/Makefile b/arch/riscv/purgatory/Makefile index dd58e1d99397..bd2e27f82532 100644 --- a/arch/riscv/purgatory/Makefile +++ b/arch/riscv/purgatory/Makefile @@ -2,6 +2,7 @@ OBJECT_FILES_NON_STANDARD := y purgatory-y := purgatory.o sha256.o entry.o string.o ctype.o memcpy.o memset.o +purgatory-y += strcmp.o strlen.o strncmp.o targets += $(purgatory-y) PURGATORY_OBJS = $(addprefix $(obj)/,$(purgatory-y)) @@ -18,6 +19,15 @@ $(obj)/memcpy.o: $(srctree)/arch/riscv/lib/memcpy.S FORCE $(obj)/memset.o: $(srctree)/arch/riscv/lib/memset.S FORCE $(call if_changed_rule,as_o_S) +$(obj)/strcmp.o: $(srctree)/arch/riscv/lib/strcmp.S FORCE + $(call if_changed_rule,as_o_S) + +$(obj)/strlen.o: $(srctree)/arch/riscv/lib/strlen.S FORCE + $(call if_changed_rule,as_o_S) + +$(obj)/strncmp.o: $(srctree)/arch/riscv/lib/strncmp.S FORCE + $(call if_changed_rule,as_o_S) + $(obj)/sha256.o: $(srctree)/lib/crypto/sha256.c FORCE $(call if_changed_rule,cc_o_c) @@ -25,6 +35,11 @@ CFLAGS_sha256.o := -D__DISABLE_EXPORTS CFLAGS_string.o := -D__DISABLE_EXPORTS CFLAGS_ctype.o := -D__DISABLE_EXPORTS +# When profile-guided optimization is enabled, llvm emits two different +# overlapping text sections, which is not supported by kexec. Remove profile +# optimization flags. +KBUILD_CFLAGS := $(filter-out -fprofile-sample-use=% -fprofile-use=%,$(KBUILD_CFLAGS)) + # When linking purgatory.ro with -r unresolved symbols are not checked, # also link a purgatory.chk binary without -r to check for unresolved symbols. PURGATORY_LDFLAGS := -e purgatory_start -z nodefaultlib @@ -74,9 +89,7 @@ CFLAGS_string.o += $(PURGATORY_CFLAGS) CFLAGS_REMOVE_ctype.o += $(PURGATORY_CFLAGS_REMOVE) CFLAGS_ctype.o += $(PURGATORY_CFLAGS) -AFLAGS_REMOVE_entry.o += -Wa,-gdwarf-2 -AFLAGS_REMOVE_memcpy.o += -Wa,-gdwarf-2 -AFLAGS_REMOVE_memset.o += -Wa,-gdwarf-2 +asflags-remove-y += $(foreach x, -g -gdwarf-4 -gdwarf-5, $(x) -Wa,$(x)) $(obj)/purgatory.ro: $(PURGATORY_OBJS) FORCE $(call if_changed,ld) |