/*
 * File      : application.c
 * This file is part of RT-Thread RTOS
 * COPYRIGHT (C) 2006, RT-Thread Development Team
 *
 * The license and distribution terms for this file may be
 * found in the file LICENSE in this distribution or at
 * http://www.rt-thread.org/license/LICENSE
 *
 * Change Logs:
 * Date           Author       Notes
 * 2017-07-24     Tanek        the first version
 */
#include <rthw.h>
#include <rtthread.h>

#include "peri_driver.h"

#ifdef __CC_ARM
extern int Image$$RW_IRAM1$$ZI$$Limit;
#define HEAP_BEGIN    (&Image$$RW_IRAM1$$ZI$$Limit)
#elif __ICCARM__
#pragma section="HEAP"
#define HEAP_BEGIN    (__segment_end("HEAP"))
#else
extern int __bss_end;
#define HEAP_BEGIN    (&__bss_end)
#endif

#define SRAM_SIZE         8
#define SRAM_END          (0x10000000 + SRAM_SIZE * 1024)

/**
 * This function will initial STM32 board.
 */
void rt_hw_board_init()
{    
    SystemCoreClockUpdate();
	SysTick_Config(SystemCoreClock / RT_TICK_PER_SECOND);

    /* Call components board initial (use INIT_BOARD_EXPORT()) */
#ifdef RT_USING_COMPONENTS_INIT
    rt_components_board_init();
#endif
    
#if defined(RT_USING_CONSOLE) && defined(RT_USING_DEVICE)
	rt_console_set_device(RT_CONSOLE_DEVICE_NAME);
#endif
    
#if defined(RT_USING_USER_MAIN) && defined(RT_USING_HEAP)
    rt_system_heap_init((void*)HEAP_BEGIN, (void*)SRAM_END);
#endif
}

void SysTick_Handler(void)
{
    /* enter interrupt */
    rt_interrupt_enter();

    rt_tick_increase();

    /* leave interrupt */
    rt_interrupt_leave();
}