//#############################################################################
//
// FILE:   led_ex1_blinky_cpu1.c
//
// TITLE:  LED Blinky Example
//
//! \addtogroup driver_dual_example_list
//! <h1> LED Blinky Example</h1>
//!
//! This example demonstrates how to blink a LED using CPU1 and blink another
//! LED using CPU2 (led_ex1_blinky_cpu2.c).
//!
//! \b External \b Connections \n
//!  - None.
//!
//! \b Watch \b Variables \n
//!  - None.
//!
//
//#############################################################################
//
// $Release Date:  $
// $Copyright:
// Copyright (C) 2013-2021 Texas Instruments Incorporated - http://www.ti.com/
//
// 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 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 
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 
// OWNER 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.
// $
//#############################################################################

//
// Included Files
//
#include "driverlib.h"
#include "device.h"

static uint16_t counter_LSRAM_cpu1 = 0x1111U;

#pragma DATA_SECTION( counter_GSRAM_cpu1, "FIXED_LOC_GSRAM1" )
static uint16_t counter_GSRAM_cpu1 = 0x1111U;

//
// Main
//
void main(void)
{

    //
    // Initialize device clock and peripherals
    //
    Device_init();

    MemCfg_setGSRAMMasterSel( MEMCFG_SECT_GS2,  MEMCFG_GSRAMMASTER_CPU2 );

#ifdef _STANDALONE
#ifdef _FLASH
    //
    // Send boot command to allow the CPU2 application to begin execution
    //
    Device_bootCPU2(C1C2_BROM_BOOTMODE_BOOT_FROM_FLASH);
#else
    //
    // Send boot command to allow the CPU2 application to begin execution
    //
    Device_bootCPU2(C1C2_BROM_BOOTMODE_BOOT_FROM_RAM);

#endif // _FLASH
#endif // _STANDALONE

    //
    // Initialize GPIO and configure the GPIO pin as a push-pull output
    //
    Device_initGPIO();
    GPIO_setPadConfig(DEVICE_GPIO_PIN_LED1, GPIO_PIN_TYPE_STD);
    GPIO_setDirectionMode(DEVICE_GPIO_PIN_LED1, GPIO_DIR_MODE_OUT);
    GPIO_setPadConfig(DEVICE_GPIO_PIN_LED2, GPIO_PIN_TYPE_STD);
    GPIO_setDirectionMode(DEVICE_GPIO_PIN_LED2, GPIO_DIR_MODE_OUT);

    //
    // Configure CPU2 to control the LED GPIO
    //
    GPIO_setMasterCore(DEVICE_GPIO_PIN_LED2, GPIO_CORE_CPU2);

    //
    // Initialize PIE and clear PIE registers. Disables CPU interrupts.
    //
    Interrupt_initModule();

    //
    // Initialize the PIE vector table with pointers to the shell Interrupt
    // Service Routines (ISR).
    //
    Interrupt_initVectorTable();

    //
    // Enable Global Interrupt (INTM) and realtime interrupt (DBGM)
    //
    EINT;
    ERTM;

    //
    // Loop Forever
    //
    for(;;)
    {
        //
        // Turn on LED
        //
        GPIO_writePin(DEVICE_GPIO_PIN_LED1, 0);

        //
        // Delay for a bit.
        //
        DEVICE_DELAY_US(500000);

        //
        // Turn off LED
        //
        GPIO_writePin(DEVICE_GPIO_PIN_LED1, 1);

        //
        // Delay for a bit.
        //
        DEVICE_DELAY_US(500000);

        counter_LSRAM_cpu1++;
        counter_GSRAM_cpu1++;
    }
}

//
// End of File
//
