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/* ----------------------------------------------------------------------------

 *         ATMEL Microcontroller Software Support

 * ----------------------------------------------------------------------------

 * Copyright (c) 2008, Atmel Corporation

 *

 * All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions are met:

 *

 * - Redistributions of source code must retain the above copyright notice,

 * this list of conditions and the disclaimer below.

 *

 * Atmel's name may not be used to endorse or promote products derived from

 * this software without specific prior written permission.

 *

 * DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR

 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF

 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE

 * DISCLAIMED. IN NO EVENT SHALL ATMEL 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.

 * ----------------------------------------------------------------------------

 */

//------------------------------------------------------------------------------

//         Headers

//------------------------------------------------------------------------------

#include "board.h"

#include "exceptions.h"

#include "board_lowlevel.h"

//------------------------------------------------------------------------------

//         Types

//------------------------------------------------------------------------------

typedef union { IntFunc __fun; void * __ptr; } IntVector;

//------------------------------------------------------------------------------

//         ProtoTypes

//------------------------------------------------------------------------------

extern void __iar_program_start( void );

extern void xPortPendSVHandler(void);

extern void xPortSysTickHandler(void);

extern void vPortSVCHandler(void);

extern void vSerialISR( void );

int __low_level_init( void );

//------------------------------------------------------------------------------

//         Variables

//------------------------------------------------------------------------------

extern unsigned int __ICFEDIT_vector_start__;

//------------------------------------------------------------------------------

//         Exception Table

//------------------------------------------------------------------------------

#pragma language=extended

#pragma segment="CSTACK"

// The name "__vector_table" has special meaning for C-SPY:

// it is where the SP start value is found, and the NVIC vector

// table register (VTOR) is initialized to this address if != 0.

#pragma section = ".vectors"

#pragma location = ".vectors"

const IntVector __vector_table[] =

{

    { .__ptr = __sfe( "CSTACK" ) },

    __iar_program_start,

    NMI_Handler,

    HardFault_Handler,

    MemManage_Handler,

    BusFault_Handler,

    UsageFault_Handler,

    0, 0, 0, 0,             // Reserved

    vPortSVCHandler,        // SVCall handler

    DebugMon_Handler,

    0,                      // Reserved

    xPortPendSVHandler,     // The PendSV handler

    xPortSysTickHandler,    // The SysTick handler

    // Configurable interrupts

    SUPC_IrqHandler,    // 0  SUPPLY CONTROLLER

    RSTC_IrqHandler,    // 1  RESET CONTROLLER

    RTC_IrqHandler,     // 2  REAL TIME CLOCK

    RTT_IrqHandler,     // 3  REAL TIME TIMER

    WDT_IrqHandler,     // 4  WATCHDOG TIMER

    PMC_IrqHandler,     // 5  PMC

    EFC0_IrqHandler,    // 6  EFC0

    EFC1_IrqHandler,    // 7  EFC1

    DBGU_IrqHandler,    // 8  DBGU

    HSMC4_IrqHandler,   // 9  HSMC4

    PIOA_IrqHandler,    // 10 Parallel IO Controller A

    PIOB_IrqHandler,    // 11 Parallel IO Controller B

    PIOC_IrqHandler,    // 12 Parallel IO Controller C

    USART0_IrqHandler,  // 13 USART 0

    vSerialISR,                 // 14 USART 1

    USART2_IrqHandler,  // 15 USART 2

    USART3_IrqHandler,  // 16 USART 3

    MCI0_IrqHandler,    // 17 Multimedia Card Interface

    TWI0_IrqHandler,    // 18 TWI 0

    TWI1_IrqHandler,    // 19 TWI 1

    SPI0_IrqHandler,    // 20 Serial Peripheral Interface

    SSC0_IrqHandler,    // 21 Serial Synchronous Controller 0

    TC0_IrqHandler,     // 22 Timer Counter 0

    TC1_IrqHandler,     // 23 Timer Counter 1

    TC2_IrqHandler,     // 24 Timer Counter 2

    PWM_IrqHandler,     // 25 Pulse Width Modulation Controller

    ADCC0_IrqHandler,   // 26 ADC controller0

    ADCC1_IrqHandler,   // 27 ADC controller1

    HDMA_IrqHandler,    // 28 HDMA

    UDPD_IrqHandler,   // 29 USB Device High Speed UDP_HS

    IrqHandlerNotUsed   // 30 not used

};

//------------------------------------------------------------------------------

//         Exported functions

//------------------------------------------------------------------------------

//------------------------------------------------------------------------------

/// This is the code that gets called on processor reset. To initialize the

/// device.

//------------------------------------------------------------------------------

int __low_level_init( void )

{

    unsigned int * src = __section_begin(".vectors");

    LowLevelInit();

    AT91C_BASE_NVIC->NVIC_VTOFFR = ((unsigned int)(src)) | (0x0 << 7);

    return 1; // if return 0, the data sections will not be initialized.

}