Ejemplo n.º 1
0
/******************************************************************************
* Outline       : PowerON_Reset_PC
* Description   : This program is the MCU's entry point from a power-on reset.
*                 The function configures the MCU stack, then calls the
*                 HardwareSetup function and main function sequentially.
* Argument      : none
* Return value  : none
******************************************************************************/
void PowerON_Reset_PC(void)
{
    /* Initialise the MCU processor word */
#if __RENESAS_VERSION__ >= 0x01010000    
    set_intb((void *)__sectop("C$VECT"));
#else
    set_intb((unsigned long)__sectop("C$VECT"));
#endif    
    set_fpsw(FPSW_init);

    /* Initialise the MCU stack area */
    _INITSCT();

    /* Configure the MCU and YRDK hardware */
    HardwareSetup();

    /* Change the MCU's usermode from supervisor to user */        
    nop();
    set_psw(PSW_init);      
    Change_PSW_PM_to_UserMode();

    /* Call the main program function */
    main();

    /* Invoke a break interrupt */
    brk();
}
Ejemplo n.º 2
0
    //#pragma section P UserAppStartSect        // Output PowerON_Reset to PResetPRG section
    void UserAppStart(void)
#endif
{
    /* Stack pointers are setup prior to calling this function - see comments above */    
    
    /* Initialise the MCU processor word */
#if __RENESAS_VERSION__ >= 0x01010000    
    set_intb((void *)__sectop("C$VECT"));
#else
    set_intb((unsigned long)__sectop("C$VECT"));
#endif    

#if (BSP_CFG_USE_CGC_MODULE == 0)
    /* Switch to high-speed operation */
    operating_frequency_set();
#else
    cgc_clock_config();
#endif

    /* If the warm start Pre C runtime callback is enabled, then call it. */
#if BSP_CFG_USER_WARM_START_CALLBACK_PRE_INITC_ENABLED == 1
     BSP_CFG_USER_WARM_START_PRE_C_FUNCTION();
#endif

    /* Initialize C runtime environment */
    _INITSCT();

    /* If the warm start Post C runtime callback is enabled, then call it. */
#if BSP_CFG_USER_WARM_START_CALLBACK_POST_INITC_ENABLED == 1
     BSP_CFG_USER_WARM_START_POST_C_FUNCTION();
#endif

#if BSP_CFG_IO_LIB_ENABLE == 1
    /* Comment this out if not using I/O lib */
    _INIT_IOLIB();
#endif

    /* Initialize MCU interrupt callbacks. */
    bsp_interrupt_open();

    /* Initialize register protection functionality. */
    bsp_register_protect_open();

    /* Configure the MCU and board hardware */
    hardware_setup();

    /* Change the MCU's user mode from supervisor to user */
    nop();
    set_psw(PSW_init);      
#if BSP_CFG_RUN_IN_USER_MODE==1
    /* Use chg_pmusr() intrinsic if possible. */
    #if __RENESAS_VERSION__ >= 0x01010000
    chg_pmusr() ;
    #else
    Change_PSW_PM_to_UserMode();
    #endif
#endif

    /* Enable the bus error interrupt to catch accesses to illegal/reserved areas of memory */
    R_BSP_InterruptControl(BSP_INT_SRC_BUS_ERROR, BSP_INT_CMD_INTERRUPT_ENABLE, FIT_NO_PTR);

    /* Call the main program function (should not return) */
    main();
    
#if BSP_CFG_IO_LIB_ENABLE == 1
    /* Comment this out if not using I/O lib - cleans up open files */
    _CLOSEALL();
#endif

    /* BCH - 01/16/2013 */
    /* Infinite loop is intended here. */    
    while(1) /* PRQA S 2740 */
    {
        /* Infinite loop. Put a breakpoint here if you want to catch an exit of main(). */
    }
}