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Juan Castilloa57a4d52015-04-02 15:44:20 +01001#
dp-arm52b1fe52017-03-07 10:08:42 +00002# Copyright (c) 2015-2017, ARM Limited and Contributors. All rights reserved.
Juan Castilloa57a4d52015-04-02 15:44:20 +01003#
4# Redistribution and use in source and binary forms, with or without
5# modification, are permitted provided that the following conditions are met:
6#
7# Redistributions of source code must retain the above copyright notice, this
8# list of conditions and the following disclaimer.
9#
10# Redistributions in binary form must reproduce the above copyright notice,
11# this list of conditions and the following disclaimer in the documentation
12# and/or other materials provided with the distribution.
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14# Neither the name of ARM nor the names of its contributors may be used
15# to endorse or promote products derived from this software without specific
16# prior written permission.
17#
18# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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28# POSSIBILITY OF SUCH DAMAGE.
29#
30
31include drivers/auth/mbedtls/mbedtls_common.mk
32
33# The platform may define the variable 'MBEDTLS_KEY_ALG' to select the key
Masahiro Yamada393c48f2017-01-06 16:51:34 +090034# algorithm to use. Default algorithm is RSA.
Juan Castilloa57a4d52015-04-02 15:44:20 +010035ifeq (${MBEDTLS_KEY_ALG},)
36 MBEDTLS_KEY_ALG := rsa
37endif
38
39MBEDTLS_CRYPTO_SOURCES := drivers/auth/mbedtls/mbedtls_crypto.c \
40 $(addprefix ${MBEDTLS_DIR}/library/, \
41 bignum.c \
42 md.c \
43 md_wrap.c \
44 pk.c \
45 pk_wrap.c \
46 pkparse.c \
47 pkwrite.c \
48 sha256.c \
49 )
50
51# Key algorithm specific files
52ifeq (${MBEDTLS_KEY_ALG},ecdsa)
53 MBEDTLS_CRYPTO_SOURCES += $(addprefix ${MBEDTLS_DIR}/library/, \
54 ecdsa.c \
55 ecp_curves.c \
56 ecp.c \
57 )
dp-arm52b1fe52017-03-07 10:08:42 +000058 TBBR_KEY_ALG_ID := TBBR_ECDSA
Juan Castilloa57a4d52015-04-02 15:44:20 +010059else ifeq (${MBEDTLS_KEY_ALG},rsa)
60 MBEDTLS_CRYPTO_SOURCES += $(addprefix ${MBEDTLS_DIR}/library/, \
61 rsa.c \
62 )
dp-arm52b1fe52017-03-07 10:08:42 +000063 TBBR_KEY_ALG_ID := TBBR_RSA
Juan Castilloa57a4d52015-04-02 15:44:20 +010064else
Juan Castillobae6b2a2015-11-05 09:24:53 +000065 $(error "MBEDTLS_KEY_ALG=${MBEDTLS_KEY_ALG} not supported on mbed TLS")
Juan Castilloa57a4d52015-04-02 15:44:20 +010066endif
67
dp-arm52b1fe52017-03-07 10:08:42 +000068# Needs to be set to drive mbed TLS configuration correctly
69$(eval $(call add_define,TBBR_KEY_ALG_ID))
Juan Castilloa57a4d52015-04-02 15:44:20 +010070
71BL1_SOURCES += ${MBEDTLS_CRYPTO_SOURCES}
72BL2_SOURCES += ${MBEDTLS_CRYPTO_SOURCES}