/*
Copyright (c) 2016, Texas Instruments Incorporated - http://www.ti.com/
All rights reserved.

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* modification, are permitted provided that the following conditions
* are met:
*
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* notice, this list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the
* distribution.
*
* Neither the name of Texas Instruments Incorporated nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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*/

/******************************************************************************
*
* File Name: osal.c
*
* Description: This file contains OSAL functions
* This file facilitates using platform_lib without using platforms_utils_test.c
* No need to include this file when platforms_utils_test.c is part of the
* project
*
******************************************************************************/

#include <cerrno>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "platform.h"
#include "resource_mgr.h"

/* OSAL functions for Platform Library */
uint8_t *Osal_platformMalloc (uint32_t num_bytes, uint32_t alignment)
{
	return malloc(num_bytes);
}

void Osal_platformFree (uint8_t *dataPtr, uint32_t num_bytes)
{
    /* Free up the memory */
    if (dataPtr)
    {
        free(dataPtr);
    }
}

void Osal_platformSpiCsEnter(void)
{
    /* Get the hardware semaphore.
     *
     * Acquire Multi core CPPI synchronization lock
     */
    while ((CSL_semAcquireDirect (PLATFORM_SPI_HW_SEM)) == 0);

    return;
}

void Osal_platformSpiCsExit (void)
{
    /* Release the hardware semaphore
     *
     * Release multi-core lock.
     */
    CSL_semReleaseSemaphore (PLATFORM_SPI_HW_SEM);

    return;
}