Merge pull request #4898 from u-blox/stm32f437xg_hw_security

Enable crypto HW acceleration for STM32F437xG platforms

Author: theotherjimmy

features/mbedtls/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F437xG/mbedtls_device.h

@@ -0,0 +1,31 @@
+/*
+ *  mbedtls_device.h
+ *******************************************************************************
+ * Copyright (c) 2017, STMicroelectronics
+ *  SPDX-License-Identifier: Apache-2.0
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License"); you may
+ *  not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *
+ */
+#ifndef MBEDTLS_DEVICE_H
+#define MBEDTLS_DEVICE_H
+
+#define MBEDTLS_AES_ALT
+
+#define MBEDTLS_SHA256_ALT
+
+#define MBEDTLS_SHA1_ALT
+
+#define MBEDTLS_MD5_ALT
+
+#endif /* MBEDTLS_DEVICE_H */

targets/targets.json

@@ -1739,7 +1739,7 @@
                 "macro_name": "MODEM_ON_BOARD_UART"
             }
         },
-        "macros_add": ["RTC_LSI=1", "HSE_VALUE=12000000", "GNSSBAUD=9600"],
+        "macros_add": ["MBEDTLS_CONFIG_HW_SUPPORT", "RTC_LSI=1", "HSE_VALUE=12000000", "GNSSBAUD=9600"],
         "device_has_add": ["ANALOGOUT", "SERIAL_FC", "TRNG", "FLASH"],
         "features": ["LWIP"],
         "public": false,