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First Official Release of ARMV8M Support. This release removes Pre-Release from all the ARMv8M files licensees.
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FreeRTOS/Demo/Common/ARMv8M/tz_demo/nsc_functions.c
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FreeRTOS/Demo/Common/ARMv8M/tz_demo/nsc_functions.c
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/*
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* FreeRTOS Kernel V10.2.0
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* Copyright (C) 2019 Amazon.com, Inc. or its affiliates. All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of
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* this software and associated documentation files (the "Software"), to deal in
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* the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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* the Software, and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* http://www.FreeRTOS.org
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* http://aws.amazon.com/freertos
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*
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* 1 tab == 4 spaces!
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*/
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#include <arm_cmse.h>
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#include "nsc_functions.h"
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#include "secure_port_macros.h"
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/**
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* @brief Counter returned from NSCFunction.
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*/
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static uint32_t ulSecureCounter = 0;
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/**
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* @brief typedef for non-secure callback.
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*/
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typedef void ( *NonSecureCallback_t ) ( void ) __attribute__( ( cmse_nonsecure_call ) );
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/*-----------------------------------------------------------*/
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secureportNON_SECURE_CALLABLE uint32_t NSCFunction( Callback_t pxCallback )
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{
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NonSecureCallback_t pxNonSecureCallback;
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/* Return function pointer with cleared LSB. */
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pxNonSecureCallback = ( NonSecureCallback_t ) cmse_nsfptr_create( pxCallback );
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/* Invoke the supplied callback. */
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pxNonSecureCallback();
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/* Increment the secure side counter. */
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ulSecureCounter += 1;
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/* Return the secure side counter. */
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return ulSecureCounter;
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}
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/*-----------------------------------------------------------*/
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