Fixes ROTPK hash generation for ECDSA encryption
Forced hash generation used to always generate hash via RSA encryption.
This patch changes encryption based on ARM_ROTPK_LOCATION.
Also removes setting KEY_ALG based on ARM_ROTPL_LOCATION - there is no
relation between these two.
Signed-off-by: Max Shvetsov <maksims.svecovs@arm.com>
Change-Id: Id727d2ed06176a243719fd0adfa0cae26c325005
diff --git a/plat/arm/board/common/board_common.mk b/plat/arm/board/common/board_common.mk
index da63430..459156b 100644
--- a/plat/arm/board/common/board_common.mk
+++ b/plat/arm/board/common/board_common.mk
@@ -17,7 +17,7 @@
ifeq (${ARM_ROTPK_LOCATION}, regs)
ARM_ROTPK_LOCATION_ID = ARM_ROTPK_REGS_ID
else ifeq (${ARM_ROTPK_LOCATION}, devel_rsa)
- KEY_ALG := rsa
+ CRYPTO_ALG=rsa
ARM_ROTPK_LOCATION_ID = ARM_ROTPK_DEVEL_RSA_ID
ARM_ROTPK_HASH = plat/arm/board/common/rotpk/arm_rotpk_rsa_sha256.bin
$(eval $(call add_define_val,ARM_ROTPK_HASH,'"$(ARM_ROTPK_HASH)"'))
@@ -25,7 +25,7 @@
$(warning Development keys support for FVP is deprecated. Use `regs` \
option instead)
else ifeq (${ARM_ROTPK_LOCATION}, devel_ecdsa)
- KEY_ALG := ecdsa
+ CRYPTO_ALG=ec
ARM_ROTPK_LOCATION_ID = ARM_ROTPK_DEVEL_ECDSA_ID
ARM_ROTPK_HASH = plat/arm/board/common/rotpk/arm_rotpk_ecdsa_sha256.bin
$(eval $(call add_define_val,ARM_ROTPK_HASH,'"$(ARM_ROTPK_HASH)"'))
@@ -50,7 +50,7 @@
ifndef ROT_KEY
$(error Cannot generate hash: no ROT_KEY defined)
endif
- openssl rsa -in $< -pubout -outform DER | openssl dgst \
+ openssl ${CRYPTO_ALG} -in $< -pubout -outform DER | openssl dgst \
-sha256 -binary > $@
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