2 * FreeRTOS Kernel V10.5.1
3 * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
5 * SPDX-License-Identifier: MIT
7 * Permission is hereby granted, free of charge, to any person obtaining a copy of
8 * this software and associated documentation files (the "Software"), to deal in
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11 * the Software, and to permit persons to whom the Software is furnished to do so,
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14 * The above copyright notice and this permission notice shall be included in all
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24 * https://www.FreeRTOS.org
25 * https://github.com/FreeRTOS
29 #ifndef __SECURE_INIT_H__
30 #define __SECURE_INIT_H__
33 * @brief De-prioritizes the non-secure exceptions.
35 * This is needed to ensure that the non-secure PendSV runs at the lowest
36 * priority. Context switch is done in the non-secure PendSV handler.
38 * @note This function must be called in the handler mode. It is no-op if called
41 void SecureInit_DePrioritizeNSExceptions( void );
44 * @brief Sets up the Floating Point Unit (FPU) for Non-Secure access.
46 * Also sets FPCCR.TS=1 to ensure that the content of the Floating Point
47 * Registers are not leaked to the non-secure side.
49 * @note This function must be called in the handler mode. It is no-op if called
52 void SecureInit_EnableNSFPUAccess( void );
54 #endif /* __SECURE_INIT_H__ */