[pentest] Add ECC256 Keygen SCA test

This commit adds the ECC256 key generation side-channel
penetration test to the codebase.

The host code is located in lowRISC/ot-sca#347

Signed-off-by: Pascal Nasahl <nasahlpa@lowrisc.org>

Author: nasahlpa

sw/device/tests/penetrationtests/firmware/BUILD

@@ -51,6 +51,47 @@ cc_library(
     ],
 )
 
+cc_library(
+    name = "ecc256_keygen_sca",
+    srcs = ["ecc256_keygen_sca.c"],
+    hdrs = ["ecc256_keygen_sca.h"],
+    deps = [
+        "//hw/top_earlgrey/sw/autogen:top_earlgrey",
+        "//sw/device/lib/base:abs_mmio",
+        "//sw/device/lib/base:memory",
+        "//sw/device/lib/crypto/drivers:otbn",
+        "//sw/device/lib/runtime:ibex",
+        "//sw/device/lib/runtime:log",
+        "//sw/device/lib/testing:entropy_testutils",
+        "//sw/device/lib/testing/test_framework:ottf_main",
+        "//sw/device/lib/testing/test_framework:ujson_ottf",
+        "//sw/device/lib/ujson",
+        "//sw/device/sca/lib:prng",
+        "//sw/device/sca/lib:sca",
+        "//sw/device/tests/penetrationtests/json:otbn_sca_commands",
+        "//sw/otbn/crypto:p256_key_from_seed_sca",
+    ],
+)
+
+cc_library(
+    name = "otbn_sca",
+    srcs = ["otbn_sca.c"],
+    hdrs = ["otbn_sca.h"],
+    deps = [
+        ":ecc256_keygen_sca",
+        "//sw/device/lib/base:memory",
+        "//sw/device/lib/base:status",
+        "//sw/device/lib/crypto/impl:status",
+        "//sw/device/lib/runtime:log",
+        "//sw/device/lib/testing/test_framework:ujson_ottf",
+        "//sw/device/lib/ujson",
+        "//sw/device/sca/lib:prng",
+        "//sw/device/sca/lib:sca",
+        "//sw/device/tests/penetrationtests/firmware:sca_lib",
+        "//sw/device/tests/penetrationtests/json:otbn_sca_commands",
+    ],
+)
+
 cc_library(
     name = "ibex_fi",
     srcs = [
@@ -227,6 +268,7 @@ FIRMWARE_DEPS = [
     ":ibex_fi",
     ":ibex_sca",
     ":kmac_sca",
+    ":otbn_sca",
     ":otbn_fi",
     ":prng_sca",
     ":sha3_sca",