C++ (Cpp) register_ext_int Examples

Example #1

static int __init str8100_inthandler_init(void)
{
	int ret;
if(debug) printk("%s: \n",__FUNCTION__);

#if 0
    /*
     * Configure system Xtal clock to be output to CLKOUT pin
     */
    HAL_PWRMGT_CONFIGURE_CLOCK_OUT_PIN(0, 0);
#endif

//	HAL_MISC_ENABLE_ALL_SHARED_GPIO_PINS();	
	if(gpio){
		if(debug) printk("%s: registering int handler for gpio int\n",__FUNCTION__);\
//gpio initialization depend on application
#if 0
		HAL_MISC_DISABLE_EXT_INT29_PINS();
		HAL_MISC_DISABLE_EXT_INT30_PINS();

		HAL_PWRMGT_ENABLE_GPIO_CLOCK();

		PWRMGT_SOFTWARE_RESET_CONTROL_REG |=  (0x1 << PWRMGT_GPIO_SOFTWARE_RESET_BIT_INDEX);
		PWRMGT_SOFTWARE_RESET_CONTROL_REG &= ~(0x1 << PWRMGT_GPIO_SOFTWARE_RESET_BIT_INDEX);
		PWRMGT_SOFTWARE_RESET_CONTROL_REG |=  (0x1 << PWRMGT_GPIO_SOFTWARE_RESET_BIT_INDEX);	

		HAL_GPIOA_SET_DIRECTION_INPUT(3);
		HAL_GPIOA_ENABLE_INTERRUPT(3);
		HAL_GPIOA_DISABLE_INTERRUPT_MASK(3);
		HAL_GPIOA_SET_INTERRUPT_EDGE_TRIGGER_MODE(3);
#endif

		str8100_set_interrupt_trigger (INTC_GPIO_EXTERNAL_INT_BIT_INDEX,INTC_LEVEL_TRIGGER,INTC_ACTIVE_HIGH);
		if ((ret=request_irq(INTC_GPIO_EXTERNAL_INT_BIT_INDEX, str8100_gpio_irq_handler, 0, "testing", NULL))){
			if(debug) printk("%s: request_irq failed(ret=0x%x)(-EBUSY=0x%x)\n",__FUNCTION__,ret,-EBUSY);
			return -EBUSY;
		}
	}
#define register_ext_int(_i){\
			if(debug) printk("%s: registering int handler for external int%d\n",__FUNCTION__,_i);\
			HAL_MISC_ENABLE_EXT_INT##_i##_PINS();\
			str8100_set_interrupt_trigger (INTC_EXT_INT##_i##_BIT_INDEX,INTC_LEVEL_TRIGGER,INTC_ACTIVE_LOW);\
			if ((ret=request_irq(INTC_EXT_INT##_i##_BIT_INDEX, str8100_ext_irq_handler, 0, "testing", NULL))){\
				if(debug) printk("%s: request_irq %d failed(ret=0x%x)(-EBUSY=0x%x)\n",__FUNCTION__,INTC_EXT_INT##_i##_BIT_INDEX,ret,-EBUSY);\
				return -EBUSY;\
			}\
		}
	if(ext29) register_ext_int(29);
	if(ext30) register_ext_int(30);

/*	HAL_MISC_ENABLE_EXT_INT30_PINS();
	str8100_set_interrupt_trigger (INTC_EXT_INT30_BIT_INDEX,INTC_IRQ_INTERRUPT,INTC_LEVEL_TRIGGER,INTC_ACTIVE_LOW);
	if ((ret=request_irq(INTC_EXT_INT30_BIT_INDEX, str8100_pm_irq_handler, 0, "testing", NULL))){
		printk("%s: request_irq failed(ret=0x%x)(-EBUSY=0x%x)\n",__FUNCTION__,ret,-EBUSY);
		return -EBUSY;
	}
*/
	return 0;
}

Example #2

File: crash.c Project: mmk622/ts_7500_kernel

static int __init str8100_inthandler_init(void)
{
	int ret;
printk("%s: \n",__FUNCTION__);
	if(mode==0) panic("%s: panic for testing...\n",__FUNCTION__);

#define register_ext_int(_i){\
			printk("%s: registering int handler for external int%d\n",__FUNCTION__,_i);\
			HAL_MISC_ENABLE_EXT_INT##_i##_PINS();\
			str8100_set_interrupt_trigger (INTC_EXT_INT##_i##_BIT_INDEX,INTC_LEVEL_TRIGGER,INTC_ACTIVE_LOW);\
			if ((ret=request_irq(INTC_EXT_INT##_i##_BIT_INDEX, str8100_ext_irq_handler, 0, "testing", NULL))){\
				printk("%s: request_irq %d failed(ret=0x%x)(-EBUSY=0x%x)\n",__FUNCTION__,INTC_EXT_INT##_i##_BIT_INDEX,ret,-EBUSY);\
				return -EBUSY;\
			}\
		}
	register_ext_int(29);
	register_ext_int(30);
	return 0;
}