FreeRTOS/Demo/Common/ARMv8M/tz_demo/nsc_functions.h

/*
 * FreeRTOS Kernel V10.3.0
 * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of
 * this software and associated documentation files (the "Software"), to deal in
 * the Software without restriction, including without limitation the rights to
 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
 * the Software, and to permit persons to whom the Software is furnished to do so,
 * subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
 * http://www.FreeRTOS.org
 * http://aws.amazon.com/freertos
 *
 * 1 tab == 4 spaces!
 */

#ifndef __NSC_FUNCTIONS_H__
#define __NSC_FUNCTIONS_H__

#include <stdint.h>

/**
 * @brief Callback function pointer definition.
 */
typedef void ( *Callback_t ) ( void );

/**
 * @brief Invokes the supplied callback which is on the non-secure side.
 *
 * Returns a number which is one more than the value returned in previous
 * invocation of this function. Initial invocation returns 1.
 *
 * @param pxCallback[in] The callback to invoke.
 *
 * @return A number which is one more than the value returned in previous
 * invocation of this function.
 */
uint32_t NSCFunction( Callback_t pxCallback );

#endif /* __NSC_FUNCTIONS_H__ */