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| author | Rob Austein <sra@hactrn.net> | 2017-02-27 16:12:10 -0500 |
|---|---|---|
| committer | Rob Austein <sra@hactrn.net> | 2017-02-27 16:12:10 -0500 |
| commit | a94d48d04137eed569c804cd0f18f5895cc79dbf (patch) | |
| tree | ac47ce08ffa5cf130e59012216ff82290b8bb568 | |
| parent | 8dd40de9dc481277d15cf4f1ff707ad620ada7ed (diff) | |
Compile-time configuration of software-only hash cores.
| -rw-r--r-- | Makefile | 16 |
1 files changed, 13 insertions, 3 deletions
@@ -48,17 +48,19 @@ KS ?= flash RPC_MODE ?= none RPC_TRANSPORT ?= none MODEXP_CORE ?= no +HASH_CORES ?= no ifeq (,$(and \ $(filter none eim i2c fmc ,${IO_BUS}),\ $(filter none server client-simple client-mixed ,${RPC_MODE}),\ $(filter mmap flash ,${KS}),\ $(filter none loopback serial daemon ,${RPC_TRANSPORT}),\ - $(filter no yes ,${MODEXP_CORE}))) + $(filter no yes ,${MODEXP_CORE}),\ + $(filter no yes ,${HASH_CORES}))) $(error ${USAGE}) endif -$(info Building libhal with configuration IO_BUS=${IO_BUS} RPC_MODE=${RPC_MODE} KS=${KS} RPC_TRANSPORT=${RPC_TRANSPORT} MODEXP_CORE=${MODEXP_CORE}) +$(info Building libhal with configuration IO_BUS=${IO_BUS} RPC_MODE=${RPC_MODE} KS=${KS} RPC_TRANSPORT=${RPC_TRANSPORT} MODEXP_CORE=${MODEXP_CORE} HASH_CORES=${HASH_CORES}) # Whether the RSA code should use the ModExp | ModExpS6 | ModExpA7 core. @@ -68,6 +70,14 @@ else RSA_USE_MODEXP_CORE := 0 endif +# Whether the hash code should use the SHA-1 / SHA-256 / SHA-512 cores. + +ifeq "${HASH_CORES}" "yes" + HASH_ONLY_USE_SOFT_CORES := 0 +else + HASH_ONLY_USE_SOFT_CORES := 1 +endif + # Object files to build, initialized with ones we always want. # There's a balance here between skipping files we don't strictly # need and reducing the number of unnecessary conditionals in this @@ -167,7 +177,7 @@ ifeq "${RPC_MODE}" "none" CFLAGS += -DHAL_RSA_USE_MODEXP=${RSA_USE_MODEXP_CORE} else ifeq "${RPC_MODE}" "server" OBJ += ${CORE_OBJ} ${RPC_SERVER_OBJ} - CFLAGS += -DRPC_CLIENT=RPC_CLIENT_LOCAL -DHAL_RSA_USE_MODEXP=${RSA_USE_MODEXP_CORE} + CFLAGS += -DRPC_CLIENT=RPC_CLIENT_LOCAL -DHAL_RSA_USE_MODEXP=${RSA_USE_MODEXP_CORE} -DHAL_ONLY_USE_SOFTWARE_HASH_CORES=${HASH_ONLY_USE_SOFT_CORES} else ifeq "${RPC_MODE}" "client-simple" OBJ += ${RPC_CLIENT_OBJ} CFLAGS += -DRPC_CLIENT=RPC_CLIENT_REMOTE -DHAL_RSA_USE_MODEXP=0 -DHAL_ONLY_USE_SOFTWARE_HASH_CORES=1 |