STR710 XTI Problem

#define CYGNUM_HAL_INTERRUPT_XTI_BASE                           32

#define CYGNUM_HAL_INTERRUPT_SOFTWARE                           (CYGNUM_HAL_INTERRUPT_XTI_BASE+ 0)

#define CYGNUM_HAL_INTERRUPT_USB_WAKEUP                         (CYGNUM_HAL_INTERRUPT_XTI_BASE+ 1)

#define CYGNUM_HAL_INTERRUPT_PORT_2_8                           (CYGNUM_HAL_INTERRUPT_XTI_BASE+ 2)

#define CYGNUM_HAL_INTERRUPT_PORT_2_9                           (CYGNUM_HAL_INTERRUPT_XTI_BASE+ 3)

#define CYGNUM_HAL_INTERRUPT_PORT_2_10                          (CYGNUM_HAL_INTERRUPT_XTI_BASE+ 4)

....

#define CYGNUM_HAL_INTERRUPT_PORT_1_13                          (CYGNUM_HAL_INTERRUPT_XTI_BASE+ 7)

#define CYGNUM_HAL_INTERRUPT_HCLK                               (CYGNUM_HAL_INTERRUPT_XTI_BASE+ 7)

#define CYGNUM_HAL_INTERRUPT_I2C0_SCL                           (CYGNUM_HAL_INTERRUPT_XTI_BASE+ 7)

#define CYGNUM_HAL_INTERRUPT_PORT_1_14                          (CYGNUM_HAL_INTERRUPT_XTI_BASE+ 8)

#define CYGNUM_HAL_INTERRUPT_HDRX                               (CYGNUM_HAL_INTERRUPT_XTI_BASE+ 8)

#define CYGNUM_HAL_INTERRUPT_I2C0_SDA                           (CYGNUM_HAL_INTERRUPT_XTI_BASE+ 8)

....

#define CYGNUM_HAL_INTERRUPT_PORT_0_2                           (CYGNUM_HAL_INTERRUPT_XTI_BASE+10)

#define CYGNUM_HAL_INTERRUPT_SPI0_SCLK                          (CYGNUM_HAL_INTERRUPT_XTI_BASE+10)

#define CYGNUM_HAL_INTERRUPT_I2C1_SCL                           (CYGNUM_HAL_INTERRUPT_XTI_BASE+10)

#define CYGNUM_HAL_INTERRUPT_PORT_0_6                           (CYGNUM_HAL_INTERRUPT_XTI_BASE+11)

#define CYGNUM_HAL_INTERRUPT_SPI1_SCLK                          (CYGNUM_HAL_INTERRUPT_XTI_B.......

#define CYGNUM_HAL_INTERRUPT_UART1_RX                           (CYGNUM_HAL_INTERRUPT_XTI_BASE+13)

#define CYGNUM_HAL_INTERRUPT_PORT_0_13                          (CYGNUM_HAL_INTERRUPT_XTI_BASE+14)

#define CYGNUM_HAL_INTERRUPT_UART2_RX                           (CYGNUM_HAL_INTERRUPT_XTI_BASE+14)

#define CYGNUM_HAL_INTERRUPT_PORT_0_15                          (CYGNUM_HAL_INTERRUPT_XTI_BASE+15)

#define CYGNUM_HAL_INTERRUPT_WAKEUP                             (CYGNUM_HAL_INTERRUPT_XTI_BASE+15)

//set values for interrupt configuration structure
strXti_IntrptIgniton.int_num = CYGNUM_HAL_INTERRUPT_WAKEUP;
strXti_IntrptIgniton.XTI_ISR = GenaralXTIISR;
strXti_IntrptIgniton.XTI_DSR = NULL;  //no need for DSR ,so set it to NULL
strXti_IntrptIgniton.bRisingEdge = 1;  //rise edge to trigger the interrupt. zero means falling edge.

//configure wake up line(igniton ) interrupt, rising edge triggers the interrupt
if(XTIWakeupInterruptsConfig(&strXti_IntrptIgniton)==BB_FAILURE)
{
.....}
HAL_INTERRUPT_MASK(CYGNUM_HAL_INTERRUPT_WAKEUP);

    //configure Ex-Alert switch interrupt, falling edge triggers the interrupt
    strXti_IntrptExAlert = strXti_IntrptIgniton;
    strXti_IntrptExAlert.bRisingEdge = 0;//rise edge to trigger the interrupt. zero means falling edge.
    strXti_IntrptExAlert.int_num = CYGNUM_HAL_INTERRUPT_PORT_2_8;
   
if(XTIWakeupInterruptsConfig(&strXti_IntrptExAlert)==BB_FAILURE)
{
.....}
HAL_INTERRUPT_MASK(CYGNUM_HAL_INTERRUPT_PORT_2_8);

    //configure Tamper switch interrupt, falling edge triggers the interrupt
    strXti_IntrptTamper = strXti_IntrptExAlert;
    strXti_IntrptTamper.bRisingEdge = 1;//rise edge to trigger the interrupt. zero means falling edge.
    strXti_IntrptTamper.int_num = CYGNUM_HAL_INTERRUPT_PORT_2_9;
if(XTIWakeupInterruptsConfig(&strXti_IntrptTamper)==BB_FAILURE)
{
....}
HAL_INTERRUPT_MASK(CYGNUM_HAL_INTERRUPT_PORT_2_9);

    //configure motion sensor line interrupt, rising edge triggers the interrupt;
strXti_IntrptIMotionSensor = strXti_IntrptTamper;
strXti_IntrptIMotionSensor.bRisingEdge = 1;//rise edge to trigger the interrupt. zero means falling edge.
strXti_IntrptIMotionSensor.int_num = CYGNUM_HAL_INTERRUPT_PORT_1_13;
if( XTIWakeupInterruptsConfig(&strXti_IntrptIMotionSensor) == BB_FAILURE)
{
....     }
HAL_INTERRUPT_MASK(CYGNUM_HAL_INTERRUPT_PORT_1_13);

SINT16 XTIWakeupInterruptsConfig( APP_BA_XTI_INTERRUPT *pstrXti_Intrpt)
{
....//XTI_ISR is not allowed to be NULL, but XTI_DSR could be. But that must be confirmed by the implemetation of XTI_ISR.
.....//refer to Str7xx_serial.c in Ecos source codes
...
//Create a interrupt object and returns a handle to it.
....//configure whether rising edge or falling edge trigger the interrupt.
....
//Attach the interrupt to the vector so that interrupts will be delivered to the ISR when the interrupt occurs
...
//Program the interrupt controller to re-allow delivery of interrupts on the given vector
.....}

/*
The MCU power consumption during STOP mode can be reduced by:
- Stopping the Main Voltage Regulator by setting bit LPVRWFI in the PCU_PWRCR register
- Putting the FLASH in power-down mode by setting bit PWD in the FLASH_CR0 register
(refer to the STR7 Flash programming reference manual)
*/

{
......
    // Clear STOP bit and set WAKEUP bit. Write the register twice to
    // reset the stop mode sequencer.
.....

    // Stopping the Main Voltage Regulator by setting bit LPVRWFI in the PCU_PWRCR register
....
    //Putting the FLASH in power-down mode by setting bit PWD in the FLASH_CR0 register
....
    // Clear STOPI bit in PRCCU CFR reg
....
    // Enter stop mode by writing 1,0,1 to the XTI CTRL reg stop bit.
....
    // Spin a while to absorb the time needed to go into stop mode and
    // come out of it again.

....
    // At this point we have either stopped and restarted or failed to
    // stop for some reason. Take a look at the STOP and STOPI bits to
    // see what happened.
....
    if( !((xti_ctrl & CYGARC_HAL_STR7XX_XTI_CTRL_STOP) == 0 &&
          (cfr & CYGARC_HAL_STR7XX_PRCCU_CFR_STOPI) != 0) )
    {
        // STOP and STOPI bits do not indicate that a stop
        // occurred. Return false.
...
    }

    // Clear WKUP bit to allow these lines to function as interrupts again.
....}