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-rw-r--r--chip/g/build.mk16
-rw-r--r--chip/g/config_chip.h3
-rw-r--r--chip/host/build.mk12
-rw-r--r--common/build.mk1
4 files changed, 4 insertions, 28 deletions
diff --git a/chip/g/build.mk b/chip/g/build.mk
index 2cbfc3b857..a46a6e8c55 100644
--- a/chip/g/build.mk
+++ b/chip/g/build.mk
@@ -9,12 +9,10 @@ CFLAGS_CPU+=-march=armv7-m -mcpu=cortex-m3
ifeq ($(CONFIG_DCRYPTO),y)
INCLUDE_ROOT := $(abspath ./include)
-CRYPTOCLIB := $(realpath ../../third_party/cryptoc)
CPPFLAGS += -I$(abspath .)
CPPFLAGS += -I$(abspath ./builtin)
CPPFLAGS += -I$(abspath ./chip/$(CHIP))
CPPFLAGS += -I$(INCLUDE_ROOT)
-CPPFLAGS += -I$(CRYPTOCLIB)/include
endif
# Required chip modules
@@ -230,18 +228,4 @@ ifneq ($(CHIP_MK_INCLUDED_ONCE),)
$(out)/RW/ec.RW_B.flat: $(out)/RW/ec.RW.flat
$(out)/RW/ec.RW.flat $(out)/RW/ec.RW_B.flat: SIGNER_EXTRAS = $(RW_SIGNER_EXTRAS)
-ifeq ($(CONFIG_DCRYPTO),y)
-
-CRYPTOC_OBJS = $(shell find $(out)/cryptoc -name '*.o')
-$(out)/RW/ec.RW.elf $(out)/RW/ec.RW_B.elf: LDFLAGS_EXTRA += $(CRYPTOC_OBJS)
-$(out)/RW/ec.RW.elf $(out)/RW/ec.RW_B.elf: cryptoc_objs
-
-
-# Force the external build each time, so it can look for changed sources.
-.PHONY: cryptoc_objs
-cryptoc_objs:
- $(MAKE) obj=$(realpath $(out))/cryptoc SUPPORT_UNALIGNED=1 \
- CONFIG_UPTO_SHA512=$(CONFIG_UPTO_SHA512) -C $(CRYPTOCLIB) objs
-endif # end CONFIG_DCRYPTO
-
endif # CHIP_MK_INCLUDED_ONCE is nonempty
diff --git a/chip/g/config_chip.h b/chip/g/config_chip.h
index f7ef934c0d..7c60567dfc 100644
--- a/chip/g/config_chip.h
+++ b/chip/g/config_chip.h
@@ -159,4 +159,7 @@
#define CONFIG_FLASH_LOG_BASE \
(CONFIG_PROGRAM_MEMORY_BASE + CHIP_RO_B_MEM_OFF + CONFIG_RO_SIZE - \
CONFIG_FLASH_LOG_SPACE)
+
+/* Use software crypto (libcryptoc). */
+#define CONFIG_LIBCRYPTOC
#endif /* __CROS_EC_CONFIG_CHIP_H */
diff --git a/chip/host/build.mk b/chip/host/build.mk
index 12b10dba16..f57fe85502 100644
--- a/chip/host/build.mk
+++ b/chip/host/build.mk
@@ -28,15 +28,3 @@ chip-$(CONFIG_DCRYPTO)+= dcrypto/sha256.o
# Object files that can be shared with the Cr50 dcrypto implementation
chip-$(CONFIG_DCRYPTO)+= ../g/dcrypto/hmac.o
-
-ifeq ($(CONFIG_DCRYPTO),y)
-CRYPTOCLIB := $(realpath ../../third_party/cryptoc)
-
-# Force the external build each time, so it can look for changed sources.
-.PHONY: $(out)/cryptoc/libcryptoc.a
-$(out)/cryptoc/libcryptoc.a:
- $(MAKE) obj=$(realpath $(out))/cryptoc SUPPORT_UNALIGNED=1 \
- CONFIG_UPTO_SHA512=$(CONFIG_UPTO_SHA512) -C $(CRYPTOCLIB)
-
-CPPFLAGS += -I$(CRYPTOCLIB)/include
-endif # end CONFIG_DCRYPTO
diff --git a/common/build.mk b/common/build.mk
index 7ee4e102a4..4aa8dc3abd 100644
--- a/common/build.mk
+++ b/common/build.mk
@@ -250,6 +250,7 @@ $(out)/rma_key_from_blob.h: board/$(BOARD)/$(BLOB_FILE) util/bin2h.sh
endif
+# Build and link against libcryptoc.
ifeq ($(CONFIG_LIBCRYPTOC),y)
CRYPTOCLIB := $(realpath ../../third_party/cryptoc)
ifneq ($(BOARD),host)