/*
* Copyright (c) 2015-2016, Freescale Semiconductor, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* o Redistributions of source code must retain the above copyright notice, this list
*   of conditions and the following disclaimer.
*
* o 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.
*
* o Neither the name of Freescale Semiconductor, Inc. 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 LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

#include "fsl_common.h"
void InstallIRQHandler(IRQn_Type irq, uint32_t irqHandler)
{
/* Addresses for VECTOR_TABLE and VECTOR_RAM come from the linker file */
#if defined(__CC_ARM) || (defined(__ARMCC_VERSION) && (__ARMCC_VERSION >= 6010050))
    extern uint32_t Image$$VECTOR_ROM$$Base[];
    extern uint32_t Image$$VECTOR_RAM$$Base[];
    extern uint32_t Image$$RW_m_data$$Base[];

#define __VECTOR_TABLE Image$$VECTOR_ROM$$Base
#define __VECTOR_RAM Image$$VECTOR_RAM$$Base
#define __RAM_VECTOR_TABLE_SIZE (((uint32_t)Image$$RW_m_data$$Base - (uint32_t)Image$$VECTOR_RAM$$Base))
#elif defined(__ICCARM__)
    extern uint32_t __RAM_VECTOR_TABLE_SIZE[];
    extern uint32_t __VECTOR_TABLE[];
    extern uint32_t __VECTOR_RAM[];
#elif defined(__GNUC__)
    extern uint32_t __VECTOR_TABLE[];
    extern uint32_t __VECTOR_RAM[];
    extern uint32_t __RAM_VECTOR_TABLE_SIZE_BYTES[];
    uint32_t __RAM_VECTOR_TABLE_SIZE = (uint32_t)(__RAM_VECTOR_TABLE_SIZE_BYTES);
#endif /* defined(__CC_ARM) */
    uint32_t n;
    uint32_t interrupts_disabled;

    interrupts_disabled = __get_PRIMASK();
    __disable_irq();
    if (SCB->VTOR != (uint32_t)__VECTOR_RAM)
    {
        /* Copy the vector table from ROM to RAM */
        for (n = 0; n < ((uint32_t)__RAM_VECTOR_TABLE_SIZE) / sizeof(uint32_t); n++)
        {
            __VECTOR_RAM[n] = __VECTOR_TABLE[n];
        }
        /* Point the VTOR to the position of vector table */
        SCB->VTOR = (uint32_t)__VECTOR_RAM;
    }

    /* make sure the __VECTOR_RAM is noncachable */
    __VECTOR_RAM[irq + 16] = irqHandler;

    if (!interrupts_disabled) {
        __enable_irq();
    }
}
#ifndef CPU_QN908X
#if (defined(FSL_FEATURE_SOC_SYSCON_COUNT) && (FSL_FEATURE_SOC_SYSCON_COUNT > 0))

void EnableDeepSleepIRQ(IRQn_Type interrupt)
{
    uint32_t index = 0;
    uint32_t intNumber = (uint32_t)interrupt;
    while (intNumber >= 32u)
    {
        index++;
        intNumber -= 32u;
    }

    SYSCON->STARTERSET[index] = 1u << intNumber;
    EnableIRQ(interrupt); /* also enable interrupt at NVIC */
}

void DisableDeepSleepIRQ(IRQn_Type interrupt)
{
    uint32_t index = 0;
    uint32_t intNumber = (uint32_t)interrupt;
    while (intNumber >= 32u)
    {
        index++;
        intNumber -= 32u;
    }

    DisableIRQ(interrupt); /* also disable interrupt at NVIC */
    SYSCON->STARTERCLR[index] = 1u << intNumber;
}
#endif /* FSL_FEATURE_SOC_SYSCON_COUNT */
#else
void EnableDeepSleepIRQ(IRQn_Type interrupt)
{
    uint32_t index = 0;
    uint32_t intNumber = (uint32_t)interrupt;
    while (intNumber >= 32u)
    {
        index++;
        intNumber -= 32u;
    }

    /*   SYSCON->STARTERSET[index] = 1u << intNumber; */
    EnableIRQ(interrupt); /* also enable interrupt at NVIC */
}

void DisableDeepSleepIRQ(IRQn_Type interrupt)
{
    uint32_t index = 0;
    uint32_t intNumber = (uint32_t)interrupt;
    while (intNumber >= 32u)
    {
        index++;
        intNumber -= 32u;
    }

    DisableIRQ(interrupt); /* also disable interrupt at NVIC */
                           /*   SYSCON->STARTERCLR[index] = 1u << intNumber; */
}
#endif /*CPU_QN908X */
