Merge pull request #56 from aozima/aozima

Modify the interrupt interface implementations.

30 files changed, 391 insertions, 287 deletions

diff --git a/bsp/dev3210/rtconfig.h b/bsp/dev3210/rtconfig.h
index 7968b263f3..cd94adf742 100644
--- a/bsp/dev3210/rtconfig.h
+++ b/bsp/dev3210/rtconfig.h
@@ -18,6 +18,7 @@
 /* Thread Debug */
 #define RT_DEBUG
 #define RT_USING_OVERFLOW_CHECK
+#define RT_USING_INTERRUPT_INFO
 
 /* Using Hook */
 #define RT_USING_HOOK
diff --git a/bsp/dev3210/uart.c b/bsp/dev3210/uart.c
index 1b8db9ec39..9d638a515a 100644
--- a/bsp/dev3210/uart.c
+++ b/bsp/dev3210/uart.c
@@ -25,7 +25,7 @@
 
 /* UART interrupt enable register value */
 #define UARTIER_IME		(1 << 3)
-#define UARTIER_ILE		(1 << 2) 
+#define UARTIER_ILE		(1 << 2)
 #define UARTIER_ITXE	(1 << 1)
 #define UARTIER_IRXE	(1 << 0)
 
@@ -59,7 +59,7 @@ struct rt_uart_soc3210
 	rt_uint8_t rx_buffer[RT_UART_RX_BUFFER_SIZE];
 }uart_device;
 
-static void rt_uart_irqhandler(int irqno)
+static void rt_uart_irqhandler(int irqno, void *param)
 {
 	rt_ubase_t level;
 	rt_uint8_t isr;
@@ -142,7 +142,7 @@ static rt_err_t rt_uart_open(rt_device_t dev, rt_uint16_t oflag)
 		UART_IER(uart->hw_base) |= UARTIER_IRXE;
 
 		/* install interrupt */
-		rt_hw_interrupt_install(uart->irq, rt_uart_irqhandler, RT_NULL);
+		rt_hw_interrupt_install(uart->irq, rt_uart_irqhandler, RT_NULL, "UART");
 		rt_hw_interrupt_umask(uart->irq);
 	}
 	return RT_EOK;
diff --git a/bsp/jz47xx/board.c b/bsp/jz47xx/board.c
index b2f1ba0092..c742d32e7d 100644
--- a/bsp/jz47xx/board.c
+++ b/bsp/jz47xx/board.c
@@ -39,7 +39,7 @@ void rt_hw_timer_handler(int vector, void* param)
 /**
  * This function will initial OS timer
  */
-void rt_hw_timer_init()
+void rt_hw_timer_init(void)
 {
 	rt_uint32_t val;
 
diff --git a/bsp/jz47xx/uart.c b/bsp/jz47xx/uart.c
index 309a89d63f..18edad9d67 100644
--- a/bsp/jz47xx/uart.c
+++ b/bsp/jz47xx/uart.c
@@ -10,7 +10,7 @@
 /*@{*/
 #if defined(RT_USING_UART) && defined(RT_USING_DEVICE)
 
-#define UART_BAUDRATE   115200
+#define UART_BAUDRATE   57600
 #define DEV_CLK         12000000
 
 /*
diff --git a/bsp/lpc2148/drivers/board.c b/bsp/lpc2148/drivers/board.c
index ff339d5fa3..10f25e079a 100644
--- a/bsp/lpc2148/drivers/board.c
+++ b/bsp/lpc2148/drivers/board.c
@@ -27,7 +27,7 @@
  * This is the timer interrupt service routine.
  * @param vector the irq number for timer
  */
-void rt_hw_timer_handler(int vector)
+void rt_hw_timer_handler(int vector, void *param)
 {
 	rt_tick_increase();
 
@@ -53,10 +53,10 @@ void rt_hw_console_output(const char* str)
 			while (!(U0LSR & 0x20));
 			U0THR = '\r';
 		}
-	
+
 		while (!(U0LSR & 0x20));
 		U0THR = *str;
-		
+
 		str ++;
 	}
 }
@@ -82,11 +82,11 @@ void rt_hw_console_init()
 /**
  * This function will initial sam7x256 board.
  */
-void rt_hw_board_init()
+void rt_hw_board_init(void)
 {
 	/* console init */
 	rt_hw_console_init();
-	
+
 	/* prescaler = 0*/
    	T0PR = 0;
    	T0PC = 0;
@@ -94,12 +94,12 @@ void rt_hw_board_init()
 	/* reset and enable MR0 interrupt */
 	T0MCR = 0x3;
 	T0MR0 = PCLK / RT_TICK_PER_SECOND;
-	
+
 	/* enable timer 0 */
 	T0TCR = 1;
 
 	/* install timer handler */
-	rt_hw_interrupt_install(TIMER0_INT, rt_hw_timer_handler, RT_NULL);
+	rt_hw_interrupt_install(TIMER0_INT, rt_hw_timer_handler, RT_NULL, "TIMER0");
 	rt_hw_interrupt_umask(TIMER0_INT);
 }
 
diff --git a/bsp/lpc2148/drivers/serial.c b/bsp/lpc2148/drivers/serial.c
index 2a16be3f82..6cfcbb18a8 100644
--- a/bsp/lpc2148/drivers/serial.c
+++ b/bsp/lpc2148/drivers/serial.c
@@ -69,7 +69,7 @@ void rt_hw_uart_isr(struct rt_lpcserial* lpc_serial)
 	UNUSED rt_uint32_t iir;
 
 	RT_ASSERT(lpc_serial != RT_NULL)
-		
+
 	if (UART_LSR(lpc_serial->hw_base) & 0x01)
 	{
 		rt_base_t level;
@@ -80,12 +80,12 @@ void rt_hw_uart_isr(struct rt_lpcserial* lpc_serial)
 			level = rt_hw_interrupt_disable();
 
 			/* read character */
-			lpc_serial->rx_buffer[lpc_serial->save_index] = 
+			lpc_serial->rx_buffer[lpc_serial->save_index] =
 				UART_RBR(lpc_serial->hw_base);
 			lpc_serial->save_index ++;
 			if (lpc_serial->save_index >= RT_UART_RX_BUFFER_SIZE)
 				lpc_serial->save_index = 0;
-			
+
 			/* if the next position is read index, discard this 'read char' */
 			if (lpc_serial->save_index == lpc_serial->read_index)
 			{
@@ -113,7 +113,7 @@ void rt_hw_uart_isr(struct rt_lpcserial* lpc_serial)
 }
 
 #ifdef RT_USING_UART1
-void rt_hw_uart_isr_1(int irqno)
+void rt_hw_uart_isr_1(int irqno, void *param)
 {
 	/* get lpc serial device */
 	rt_hw_uart_isr(&serial1);
@@ -121,7 +121,7 @@ void rt_hw_uart_isr_1(int irqno)
 #endif
 
 #ifdef RT_USING_UART2
-void rt_hw_uart_isr_2(int irqno)
+void rt_hw_uart_isr_2(int irqno, void *param)
 {
 	/* get lpc serial device */
 	rt_hw_uart_isr(&serial2);
@@ -153,13 +153,15 @@ static rt_err_t rt_serial_open(rt_device_t dev, rt_uint16_t oflag)
 		if (lpc_serial->irqno == UART0_INT)
 		{
 #ifdef RT_USING_UART1
-		    rt_hw_interrupt_install(lpc_serial->irqno, rt_hw_uart_isr_1, RT_NULL);
+		    rt_hw_interrupt_install(lpc_serial->irqno,
+                              rt_hw_uart_isr_1, &serial1, "UART1");
 #endif
 		}
 		else
 		{
 #ifdef RT_USING_UART2
-		    rt_hw_interrupt_install(lpc_serial->irqno, rt_hw_uart_isr_2, RT_NULL);
+		    rt_hw_interrupt_install(lpc_serial->irqno,
+                              rt_hw_uart_isr_2, &serial2, "UART2");
 #endif
 		}
 
@@ -173,7 +175,7 @@ static rt_err_t rt_serial_close(rt_device_t dev)
 {
 	struct rt_lpcserial* lpc_serial;
 	lpc_serial = (struct rt_lpcserial*) dev;
-	
+
 	RT_ASSERT(lpc_serial != RT_NULL);
 
 	if (dev->flag & RT_DEVICE_FLAG_INT_RX)
@@ -244,7 +246,7 @@ static rt_size_t rt_serial_read(rt_device_t dev, rt_off_t pos, void* buffer, rt_
 	{
 		/* Read Character */
 		*ptr = UART_RBR(lpc_serial->hw_base);
-		
+
 		ptr  ++;
 		size --;
 	}
@@ -271,7 +273,7 @@ static rt_size_t rt_serial_write(rt_device_t dev, rt_off_t pos, const void* buff
 
 	/* polling write */
 	ptr = (char *)buffer;
-	
+
 	if (dev->flag & RT_DEVICE_FLAG_STREAM)
 	{
 		/* stream mode */
@@ -285,7 +287,7 @@ static rt_size_t rt_serial_write(rt_device_t dev, rt_off_t pos, const void* buff
 
 			while (!(UART_LSR(lpc_serial->hw_base) & 0x20));
 			UART_THR(lpc_serial->hw_base) = *ptr;
-			
+
 			ptr ++;
 			size --;
 		}
@@ -296,37 +298,37 @@ static rt_size_t rt_serial_write(rt_device_t dev, rt_off_t pos, const void* buff
 		{
 			while (!(UART_LSR(lpc_serial->hw_base) & 0x20));
 			UART_THR(lpc_serial->hw_base) = *ptr;
-			
+
 			ptr ++;
 			size --;
 		}
 	}
-	
+
 	return (rt_size_t) ptr - (rt_size_t) buffer;
 }
 
 void rt_hw_serial_init(void)
 {
 	struct rt_lpcserial* lpc_serial;
-	
+
 #ifdef RT_USING_UART1
 	lpc_serial = &serial1;
-	
+
 	lpc_serial->parent.type = RT_Device_Class_Char;
-	
+
 	lpc_serial->hw_base = 0xE000C000;
 	lpc_serial->baudrate = 115200;
 	lpc_serial->irqno = UART0_INT;
-	
+
 	rt_memset(lpc_serial->rx_buffer, 0, sizeof(lpc_serial->rx_buffer));
 	lpc_serial->read_index = lpc_serial->save_index = 0;
 
 	/* Enable UART0 RxD and TxD pins */
-  	PINSEL0 |= 0x05;
+    PINSEL0 |= 0x05;
 
 	/* 8 bits, no Parity, 1 Stop bit */
 	UART_LCR(lpc_serial->hw_base) = 0x83;
-	
+
 	/* Setup Baudrate */
 	UART_DLL(lpc_serial->hw_base) = (PCLK/16/lpc_serial->baudrate) & 0xFF;
 	UART_DLM(lpc_serial->hw_base) = ((PCLK/16/lpc_serial->baudrate) >> 8) & 0xFF;
@@ -334,6 +336,7 @@ void rt_hw_serial_init(void)
 	/* DLAB = 0 */
 	UART_LCR(lpc_serial->hw_base) = 0x03;
 
+	lpc_serial->parent.type     = RT_Device_Class_Char;
 	lpc_serial->parent.init 	= rt_serial_init;
 	lpc_serial->parent.open 	= rt_serial_open;
 	lpc_serial->parent.close    = rt_serial_close;
@@ -342,13 +345,13 @@ void rt_hw_serial_init(void)
 	lpc_serial->parent.control  = rt_serial_control;
 	lpc_serial->parent.user_data  = RT_NULL;
 
-	rt_device_register(&lpc_serial->parent, 
+	rt_device_register(&lpc_serial->parent,
 		"uart1", RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX);
 #endif
 
 #ifdef RT_USING_UART2
 	lpc_serial = &serial2;
-	
+
 	lpc_serial->parent.type = RT_Device_Class_Char;
 
 	lpc_serial->hw_base = 0xE0010000;
@@ -363,7 +366,7 @@ void rt_hw_serial_init(void)
 
 	/* 8 bits, no Parity, 1 Stop bit */
 	UART_LCR(lpc_serial->hw_base) = 0x83;
-	
+
 	/* Setup Baudrate */
 	UART_DLL(lpc_serial->hw_base) = (PCLK/16/lpc_serial->baudrate) & 0xFF;
 	UART_DLM(lpc_serial->hw_base) = ((PCLK/16/lpc_serial->baudrate) >> 8) & 0xFF;
@@ -371,6 +374,7 @@ void rt_hw_serial_init(void)
 	/* DLAB = 0 */
 	UART_LCR(lpc_serial->hw_base) = 0x03;
 
+	lpc_serial->parent.type     = RT_Device_Class_Char;
 	lpc_serial->parent.init 	= rt_serial_init;
 	lpc_serial->parent.open 	= rt_serial_open;
 	lpc_serial->parent.close    = rt_serial_close;
@@ -379,7 +383,7 @@ void rt_hw_serial_init(void)
 	lpc_serial->parent.control  = rt_serial_control;
 	lpc_serial->parent.user_data  = RT_NULL;
 
-	rt_device_register(&lpc_serial->parent, 
+	rt_device_register(&lpc_serial->parent,
 		"uart2", RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX);
 #endif
 }
diff --git a/bsp/lpc2478/drivers/board.c b/bsp/lpc2478/drivers/board.c
index 1ddc0aaf79..ac17305062 100644
--- a/bsp/lpc2478/drivers/board.c
+++ b/bsp/lpc2478/drivers/board.c
@@ -37,7 +37,7 @@ void rt_timer_handler(int vector, void* param)
 /**
  * This function will init LPC2478 board
  */
-void rt_hw_board_init()
+void rt_hw_board_init(void)
 {
 #if defined(RT_USING_DEVICE) && defined(RT_USING_UART1)
 	rt_hw_serial_init();
diff --git a/bsp/lpc2478/drivers/serial.c b/bsp/lpc2478/drivers/serial.c
index a5edc3c988..8a0e1aa15b 100644
--- a/bsp/lpc2478/drivers/serial.c
+++ b/bsp/lpc2478/drivers/serial.c
@@ -64,9 +64,10 @@ void rt_hw_serial_init(void);
 
 #define U0PINS  	0x00000005
 
-void rt_hw_uart_isr(struct rt_lpcserial* lpc_serial)
+void rt_hw_uart_isr(int irqno, void *param)
 {
 	UNUSED rt_uint32_t iir;
+	struct rt_lpcserial* lpc_serial = (struct rt_lpcserial*)param;
 
 	RT_ASSERT(lpc_serial != RT_NULL)
 		
@@ -112,21 +113,6 @@ void rt_hw_uart_isr(struct rt_lpcserial* lpc_serial)
 	VICVectAddr = 0;
 }
 
-#ifdef RT_USING_UART1
-void rt_hw_uart_isr_1(int irqno, void* param)
-{
-	/* get lpc serial device */
-	rt_hw_uart_isr(&serial1);
-}	
-#endif
-
-#ifdef RT_USING_UART2
-void rt_hw_uart_isr_2(int irqno, void* param)
-{
-	/* get lpc serial device */
-	rt_hw_uart_isr(&serial2);
-}	
-#endif
 
 /**
  * @addtogroup LPC214x
@@ -150,19 +136,8 @@ static rt_err_t rt_serial_open(rt_device_t dev, rt_uint16_t oflag)
     	UART_IER(lpc_serial->hw_base) = 0x01;
 
 		/* install ISR */
-		if (lpc_serial->irqno == UART0_INT)
-		{
-#ifdef RT_USING_UART1
-		    rt_hw_interrupt_install(lpc_serial->irqno, rt_hw_uart_isr_1, RT_NULL, "uart1");
-#endif
-		}
-		else
-		{
-#ifdef RT_USING_UART2
-		    rt_hw_interrupt_install(lpc_serial->irqno, rt_hw_uart_isr_2, RT_NULL, "uart2");
-#endif
-		}
-
+	    rt_hw_interrupt_install(lpc_serial->irqno,
+                                rt_hw_uart_isr, lpc_serial, RT_NULL);
 	    rt_hw_interrupt_umask(lpc_serial->irqno);
 	}
 
diff --git a/bsp/ls1bdev/drivers/uart.c b/bsp/ls1bdev/drivers/uart.c
index 80df23f1d6..4e897391fb 100644
--- a/bsp/ls1bdev/drivers/uart.c
+++ b/bsp/ls1bdev/drivers/uart.c
@@ -37,7 +37,7 @@ struct rt_uart_ls1b
 	rt_uint8_t rx_buffer[RT_UART_RX_BUFFER_SIZE];
 }uart_device;
 
-static void rt_uart_irqhandler(int irqno)
+static void rt_uart_irqhandler(int irqno, void *param)
 {
 	rt_ubase_t level;
 	rt_uint8_t isr;
@@ -121,7 +121,7 @@ static rt_err_t rt_uart_open(rt_device_t dev, rt_uint16_t oflag)
 		UART_IER(uart->hw_base) |= UARTIER_IRXE;
 
 		/* install interrupt */
-		rt_hw_interrupt_install(uart->irq, rt_uart_irqhandler, RT_NULL);
+		rt_hw_interrupt_install(uart->irq, rt_uart_irqhandler, RT_NULL, "UART");
 		rt_hw_interrupt_umask(uart->irq);
 	}
 	return RT_EOK;
diff --git a/bsp/ls1bdev/rtconfig.h b/bsp/ls1bdev/rtconfig.h
index b0f8a55575..b09f7b044c 100644
--- a/bsp/ls1bdev/rtconfig.h
+++ b/bsp/ls1bdev/rtconfig.h
@@ -21,6 +21,8 @@
 // #define RT_THREAD_DEBUG
 // <bool name="RT_USING_OVERFLOW_CHECK" description="Thread stack over flow detect" default="true" />
 #define RT_USING_OVERFLOW_CHECK
+// <bool name="RT_USING_INTERRUPT_INFO" description="Show more interrupt description" default="true" />
+#define RT_USING_INTERRUPT_INFO
 // </section>
 
 // <bool name="RT_USING_HOOK" description="Using hook functions" default="true" />
diff --git a/bsp/mini2440/board.c b/bsp/mini2440/board.c
index 23e78e6c7c..fc623386b4 100644
--- a/bsp/mini2440/board.c
+++ b/bsp/mini2440/board.c
@@ -58,7 +58,7 @@ struct rt_device uart2_device;
 /**
  * This function will handle rtos timer
  */
-static void rt_timer_handler(int vector)
+static void rt_timer_handler(int vector, void *param)
 {
 	rt_tick_increase();
 }
@@ -66,7 +66,7 @@ static void rt_timer_handler(int vector)
 /**
  * This function will handle serial
  */
-static void rt_serial0_handler(int vector)
+static void rt_serial0_handler(int vector, void *param)
 {
 	INTSUBMSK |= (BIT_SUB_RXD0);
 
@@ -81,7 +81,7 @@ static void rt_serial0_handler(int vector)
 /**
  * This function will handle serial
  */
-static void rt_serial2_handler(int vector)
+static void rt_serial2_handler(int vector, void *param)
 {
 	INTSUBMSK |= (BIT_SUB_RXD2);
 
@@ -133,7 +133,7 @@ static void rt_hw_uart_init(void)
 	uart2.uart_device->ucon = 0x245;
 	/* Set uart0 bps */
 	uart2.uart_device->ubrd = (rt_int32_t)(PCLK / (BPS * 16)) - 1;
-	
+
 	for (i = 0; i < 100; i++);
 
 	/* install uart0 isr */
@@ -141,18 +141,18 @@ static void rt_hw_uart_init(void)
 
 	/* install uart2 isr */
 	INTSUBMSK &= ~(BIT_SUB_RXD2);
-	
-	rt_hw_interrupt_install(INTUART0, rt_serial0_handler, RT_NULL);
+
+	rt_hw_interrupt_install(INTUART0, rt_serial0_handler, RT_NULL, "UART0");
 	rt_hw_interrupt_umask(INTUART0);
 
-	rt_hw_interrupt_install(INTUART2, rt_serial2_handler, RT_NULL);
-	rt_hw_interrupt_umask(INTUART2);	
+	rt_hw_interrupt_install(INTUART2, rt_serial2_handler, RT_NULL, "UART2");
+	rt_hw_interrupt_umask(INTUART2);
 }
 
 /**
  * This function will init timer4 for system ticks
  */
-static  void rt_hw_timer_init()
+static  void rt_hw_timer_init(void)
  {
 	/* timer4, pre = 15+1 */
 	TCFG0 &= 0xffff00ff;
@@ -165,7 +165,7 @@ static  void rt_hw_timer_init()
 	/* manual update */
 	TCON = TCON & (~(0x0f<<20)) | (0x02<<20);
 	/* install interrupt handler */
-	rt_hw_interrupt_install(INTTIMER4, rt_timer_handler, RT_NULL);
+	rt_hw_interrupt_install(INTTIMER4, rt_timer_handler, RT_NULL, "tick");
 	rt_hw_interrupt_umask(INTTIMER4);
 
     /* start timer4, reload */
@@ -175,7 +175,7 @@ static  void rt_hw_timer_init()
 /**
  * This function will init s3ceb2410 board
  */
-void rt_hw_board_init()
+void rt_hw_board_init(void)
 {
 	/* initialize the system clock */
 	rt_hw_clock_init();
diff --git a/bsp/mini2440/dm9000.c b/bsp/mini2440/dm9000.c
index ee8e404c82..527be3b7b8 100644
--- a/bsp/mini2440/dm9000.c
+++ b/bsp/mini2440/dm9000.c
@@ -572,7 +572,7 @@ __error_retry:
 #define B4_Tacp				 0x0
 #define B4_PMC				  0x0
 
-void INTEINT4_7_handler(int irqno)
+void INTEINT4_7_handler(int irqno, void *param)
 {
     rt_uint32_t eint_pend;
 
@@ -637,7 +637,7 @@ void rt_hw_dm9000_init()
 	eth_device_init(&(dm9000_device.parent), "e0");
 
 	/* instal interrupt */
-	rt_hw_interrupt_install(INTEINT4_7, INTEINT4_7_handler, RT_NULL);
+	rt_hw_interrupt_install(INTEINT4_7, INTEINT4_7_handler, RT_NULL, "EINT4_7");
 	rt_hw_interrupt_umask(INTEINT4_7);
 }
 
diff --git a/bsp/mini2440/rtconfig.h b/bsp/mini2440/rtconfig.h
index 3f87e45073..2e4c05bbce 100644
--- a/bsp/mini2440/rtconfig.h
+++ b/bsp/mini2440/rtconfig.h
@@ -22,6 +22,8 @@
 // #define RT_THREAD_DEBUG
 // <bool name="RT_USING_OVERFLOW_CHECK" description="Thread stack over flow detect" default="true" />
 #define RT_USING_OVERFLOW_CHECK
+// <bool name="RT_USING_INTERRUPT_INFO" description="Show more interrupt description" default="true" />
+#define RT_USING_INTERRUPT_INFO
 // </section>
 
 // <bool name="RT_USING_HOOK" description="Using hook functions" default="true" />
diff --git a/bsp/mini4020/drivers/board.c b/bsp/mini4020/drivers/board.c
index b8341b8054..72b75d4846 100644
--- a/bsp/mini4020/drivers/board.c
+++ b/bsp/mini4020/drivers/board.c
@@ -34,7 +34,7 @@ struct serial_device uart0 =
 /**
  * This function will handle rtos timer
  */
-void rt_timer_handler(int vector)
+void rt_timer_handler(int vector, void *param)
 {
 	rt_uint32_t clear_int;
 	rt_tick_increase();
@@ -47,7 +47,7 @@ void rt_timer_handler(int vector)
 /**
  * This function will handle serial
  */
-void rt_serial_handler(int vector)
+void rt_serial_handler(int vector, void *param)
 {
 	//rt_kprintf("in rt_serial_handler\n");
 	rt_int32_t stat = *(RP)UART0_IIR ;
@@ -78,16 +78,17 @@ static void rt_hw_board_led_init(void)
 
   *(RP)GPIO_PORTE_DATA &= ~0x38;  /* low */
 }
+
 /**
  * This function will init timer4 for system ticks
  */
- void rt_hw_timer_init(void)
+void rt_hw_timer_init(void)
 {
 	/*Set timer1*/
 	*(RP)TIMER_T1LCR = 880000;
 	*(RP)TIMER_T1CR = 0x06;
 
-	rt_hw_interrupt_install(INTSRC_TIMER1, rt_timer_handler, RT_NULL);
+	rt_hw_interrupt_install(INTSRC_TIMER1, rt_timer_handler, RT_NULL, "tick");
 	rt_hw_interrupt_umask(INTSRC_TIMER1);
 
 	/*Enable timer1*/
@@ -119,7 +120,7 @@ void rt_hw_uart_init(void)
 	/*Disable tx interrupt*/
 	*(RP)(UART0_IER) &= ~(0x1<<1);
 	
-	rt_hw_interrupt_install(INTSRC_UART0, rt_serial_handler, RT_NULL);
+	rt_hw_interrupt_install(INTSRC_UART0, rt_serial_handler, RT_NULL, "UART0");
 	rt_hw_interrupt_umask(INTSRC_UART0);
 	/* register uart0 */
 	rt_hw_serial_register(&uart0_device, "uart0",
diff --git a/bsp/mini4020/drivers/dm9161.c b/bsp/mini4020/drivers/dm9161.c
index ea8294575d..2b02650dde 100644
--- a/bsp/mini4020/drivers/dm9161.c
+++ b/bsp/mini4020/drivers/dm9161.c
@@ -81,7 +81,7 @@ struct rt_dm9161_eth
 static struct rt_dm9161_eth dm9161_device;
 static struct rt_semaphore sem_ack, sem_lock;
 
-void rt_dm9161_isr(int irqno);
+void rt_dm9161_isr(int irqno, void *param);
 
 static void udelay(unsigned long ns)
 {
@@ -201,7 +201,7 @@ static void read_phy(unsigned char phy_addr, unsigned char address, unsigned int
 }
 
 /* interrupt service routine */
-void rt_dm9161_isr(int irqno)
+void rt_dm9161_isr(int irqno, void *param)
 {
 	unsigned long intstatus;
 	rt_uint32_t address;
@@ -469,7 +469,7 @@ static rt_err_t rt_dm9161_open(rt_device_t dev, rt_uint16_t oflag)
 	*(volatile unsigned long*)GPIO_PORTA_INTRCLR |= 0x0080;    //����ж�
 	*(volatile unsigned long*)GPIO_PORTA_INTRCLR = 0x0000;          //����ж�
 
-	rt_hw_interrupt_install(INTSRC_MAC, rt_dm9161_isr, RT_NULL);
+	rt_hw_interrupt_install(INTSRC_MAC, rt_dm9161_isr, RT_NULL, "EMAC");
 	enable_irq(INTSRC_EXINT7);
 
 
diff --git a/bsp/mini4020/rtconfig.h b/bsp/mini4020/rtconfig.h
index 2f0060b6aa..9385fe0056 100644
--- a/bsp/mini4020/rtconfig.h
+++ b/bsp/mini4020/rtconfig.h
@@ -20,6 +20,7 @@
 /* #define RT_THREAD_DEBUG */
 
 #define RT_USING_OVERFLOW_CHECK
+#define RT_USING_INTERRUPT_INFO
 
 /* Using Hook */
 #define RT_USING_HOOK
diff --git a/bsp/mini4020/template.Uv2 b/bsp/mini4020/template.Uv2
index 6ad293a7b3..c64e205761 100644
--- a/bsp/mini4020/template.Uv2
+++ b/bsp/mini4020/template.Uv2
@@ -31,14 +31,14 @@ Options 1,0,0  // Target 'RT-Thread_Mini4020'
  EnvReg ()

  OrgReg ()

  TgStat=16

- OutDir (.\)

+ OutDir (.\build\)

  OutName (rtthread-mini4020)

  GenApp=1

  GenLib=0

  GenHex=0

  Debug=1

  Browse=0

- LstDir (.\)

+ LstDir (.\build\)

  HexSel=1

  MG32K=0

  TGMORE=0

diff --git a/bsp/sam7x/drivers/board.c b/bsp/sam7x/drivers/board.c
index 16dfacb9be..1e13656f66 100644
--- a/bsp/sam7x/drivers/board.c
+++ b/bsp/sam7x/drivers/board.c
@@ -154,7 +154,7 @@ static void rt_hw_console_init()
 /**
  * This function will initial sam7x board.
  */
-void rt_hw_board_init()
+void rt_hw_board_init(void)
 {
 	extern void rt_serial_init(void);
 	
diff --git a/libcpu/arm/AT91SAM7X/interrupt.c b/libcpu/arm/AT91SAM7X/interrupt.c
index 1aced87b29..71884f9f3f 100644
--- a/libcpu/arm/AT91SAM7X/interrupt.c
+++ b/libcpu/arm/AT91SAM7X/interrupt.c
@@ -10,8 +10,10 @@
  * Change Logs:
  * Date           Author       Notes
  * 2006-08-23     Bernard      first version
+ * 2013-03-29     aozima       Modify the interrupt interface implementations.
  */
 
+#include <rtthread.h>
 #include <rthw.h>
 #include "AT91SAM7X256.h"
 
@@ -30,7 +32,7 @@ rt_uint32_t rt_thread_switch_interrupt_flag;
  */
 /*@{*/
 
-void rt_hw_interrupt_handler(int vector)
+static void rt_hw_interrupt_handler(int vector, void *param)
 {
 	rt_kprintf("Unhandled interrupt %d occured!!!\n", vector);
 }
@@ -38,7 +40,7 @@ void rt_hw_interrupt_handler(int vector)
 /**
  * This function will initialize hardware interrupt
  */
-void rt_hw_interrupt_init()
+void rt_hw_interrupt_init(void)
 {
 	rt_base_t index;
 
@@ -96,7 +98,6 @@ rt_isr_handler_t rt_hw_interrupt_install(int vector, rt_isr_handler_t handler,
 									void *param, char *name)
 {
 	rt_isr_handler_t old_handler = RT_NULL;
-
 	if(vector >= 0 && vector < MAX_HANDLERS)
 	{
 		old_handler = irq_desc[vector].handler;
diff --git a/libcpu/arm/AT91SAM7X/trap.c b/libcpu/arm/AT91SAM7X/trap.c
index 4b21f81c1c..74d1cba445 100644
--- a/libcpu/arm/AT91SAM7X/trap.c
+++ b/libcpu/arm/AT91SAM7X/trap.c
@@ -22,7 +22,7 @@
  */
 /*@{*/
 
-void rt_hw_trap_irq()
+void rt_hw_trap_irq(void)
 {
 	int irqno;
 	extern struct rt_irq_desc irq_desc[]; 
@@ -37,13 +37,13 @@ void rt_hw_trap_irq()
 	AT91C_BASE_AIC->AIC_EOICR = 0;
 }
 
-void rt_hw_trap_fiq()
+void rt_hw_trap_fiq(void)
 {
     rt_kprintf("fast interrupt request\n");
 }
 
 extern struct rt_thread* rt_current_thread;
-void rt_hw_trap_abort()
+void rt_hw_trap_abort(void)
 {
 	rt_kprintf("Abort occured!!! Thread [%s] suspended.\n",rt_current_thread->name);
 	rt_thread_suspend(rt_current_thread);
diff --git a/libcpu/arm/lpc214x/cpuport.c b/libcpu/arm/lpc214x/cpuport.c
index 512ff89f08..1cd33b897b 100644
--- a/libcpu/arm/lpc214x/cpuport.c
+++ b/libcpu/arm/lpc214x/cpuport.c
@@ -10,9 +10,11 @@
  * Change Logs:
  * Date           Author       Notes
  * 2011-06-15     aozima       the first version for lpc214x
+ * 2013-03-29     aozima       Modify the interrupt interface implementations.
  */
 
 #include <rtthread.h>
+#include <rthw.h>
 #include "lpc214x.h"
 
 #define MAX_HANDLERS	32
@@ -20,6 +22,9 @@
 
 extern rt_uint32_t rt_interrupt_nest;
 
+/* exception and interrupt handler table */
+struct rt_irq_desc irq_desc[MAX_HANDLERS]; 
+
 /**
  * @addtogroup LPC214x
  */
@@ -71,7 +76,7 @@ rt_uint8_t *rt_hw_stack_init(void *tentry, void *parameter,
 rt_uint32_t rt_interrupt_from_thread, rt_interrupt_to_thread;
 rt_uint32_t rt_thread_switch_interrupt_flag;
 
-void rt_hw_interrupt_handler(int vector)
+void rt_hw_interrupt_handler(int vector, void *param)
 {
 	rt_kprintf("Unhandled interrupt %d occured!!!\n", vector);
 }
@@ -79,7 +84,7 @@ void rt_hw_interrupt_handler(int vector)
 /**
  * This function will initialize hardware interrupt
  */
-void rt_hw_interrupt_init()
+void rt_hw_interrupt_init(void)
 {
 	rt_base_t index;
 	rt_uint32_t *vect_addr, *vect_ctl;
@@ -90,12 +95,15 @@ void rt_hw_interrupt_init()
 	/* set all to IRQ */
 	VICIntSelect = 0;
 
+    rt_memset(irq_desc, 0x00, sizeof(irq_desc));
 	for (index = 0; index < MAX_HANDLERS; index ++)
 	{
+        irq_desc[index].handler = rt_hw_interrupt_handler;
+
 		vect_addr 	= (rt_uint32_t *)(VIC_BASE_ADDR + 0x100 + (index << 2));
 		vect_ctl 	= (rt_uint32_t *)(VIC_BASE_ADDR + 0x200 + (index << 2));
 
-		*vect_addr 	= (rt_uint32_t)rt_hw_interrupt_handler;
+		*vect_addr 	= (rt_uint32_t)&irq_desc[index];
 		*vect_ctl 	= 0xF;
 	}
 
@@ -127,30 +135,39 @@ void rt_hw_interrupt_umask(int vector)
 /**
  * This function will install a interrupt service routine to a interrupt.
  * @param vector the interrupt number
- * @param new_handler the interrupt service routine to be installed
- * @param old_handler the old interrupt service routine
+ * @param handler the interrupt service routine to be installed
+ * @param param the interrupt service function parameter
+ * @param name the interrupt name
+ * @return old handler
  */
-void rt_hw_interrupt_install(int vector, rt_isr_handler_t new_handler, rt_isr_handler_t *old_handler)
+rt_isr_handler_t rt_hw_interrupt_install(int vector, rt_isr_handler_t handler,
+                                         void *param, char *name)
 {
-	if(vector >= 0 && vector < MAX_HANDLERS)
-	{
-		/* get VIC address */
-		rt_uint32_t* vect_addr 	= (rt_uint32_t *)(VIC_BASE_ADDR + 0x100 + (vector << 2));
-		rt_uint32_t* vect_ctl 	= (rt_uint32_t *)(VIC_BASE_ADDR + 0x200 + (vector << 2));
+    rt_isr_handler_t old_handler = RT_NULL;
 
-		/* assign IRQ slot and enable this slot */
-		*vect_ctl = 0x20 | (vector & 0x1F);
+    if(vector >= 0 && vector < MAX_HANDLERS)
+    {
+        rt_uint32_t* vect_ctl 	= (rt_uint32_t *)(VIC_BASE_ADDR + 0x200 + (vector << 2));
 
-		if (old_handler != RT_NULL) *old_handler = (rt_isr_handler_t) *vect_addr;
-		if (new_handler != RT_NULL) *vect_addr = (rt_uint32_t) new_handler;
-	}
+        /* assign IRQ slot and enable this slot */
+        *vect_ctl = 0x20 | (vector & 0x1F);
+
+        old_handler = irq_desc[vector].handler;
+		if (handler != RT_NULL)
+		{
+			irq_desc[vector].handler = handler;
+			irq_desc[vector].param = param;
+		}
+    }
+
+    return old_handler;
 }
 
 /**
  * this function will reset CPU
  *
  */
-void rt_hw_cpu_reset()
+void rt_hw_cpu_reset(void)
 {
 }
 
@@ -165,18 +182,23 @@ void rt_hw_cpu_shutdown()
 	while (1);
 }
 
-void rt_hw_trap_irq()
+void rt_hw_trap_irq(void)
 {
-	rt_isr_handler_t isr_func;
+    int irqno;
+	struct rt_irq_desc* irq;
+    extern struct rt_irq_desc irq_desc[];
+
+	irq = (struct rt_irq_desc*) VICVectAddr;
+	irqno = ((rt_uint32_t) irq - (rt_uint32_t) &irq_desc[0])/sizeof(struct rt_irq_desc);
 
-	isr_func = (rt_isr_handler_t) VICVectAddr;
-	isr_func(0);
+	/* invoke isr */
+	irq->handler(irqno, irq->param);
 
-	/* acknowledge Interrupt */
-	// VICVectAddr = 0;
+    /* acknowledge Interrupt */
+    // VICVectAddr = 0;
 }
 
-void rt_hw_trap_fiq()
+void rt_hw_trap_fiq(void)
 {
     rt_kprintf("fast interrupt request\n");
 }
diff --git a/libcpu/arm/lpc24xx/interrupt.c b/libcpu/arm/lpc24xx/interrupt.c
index 6d64d7a07c..16d1dd7e99 100644
--- a/libcpu/arm/lpc24xx/interrupt.c
+++ b/libcpu/arm/lpc24xx/interrupt.c
@@ -10,8 +10,10 @@
  * Change Logs:
  * Date           Author       Notes
  * 2008-12-11     XuXinming    first version
+ * 2013-03-29     aozima       Modify the interrupt interface implementations.
  */
 
+#include <rtthread.h>
 #include <rthw.h>
 #include "LPC24xx.h"
 
@@ -35,7 +37,7 @@ void rt_hw_interrupt_handler(int vector, void *param)
 	rt_kprintf("Unhandled interrupt %d occured!!!\n", vector);
 }
 
-void rt_hw_interrupt_init()
+void rt_hw_interrupt_init(void)
 {
 	register int i;
 
@@ -47,10 +49,10 @@ void rt_hw_interrupt_init()
 	VICIntSelect = 0;
 
     /* init exceptions table */
+    rt_memset(irq_desc, 0x00, sizeof(irq_desc));
     for(i=0; i < MAX_HANDLERS; i++)
     {
-        irq_desc[i].handler = (rt_isr_handler_t)rt_hw_interrupt_handler;
-        irq_desc[i].param = RT_NULL;
+        irq_desc[i].handler = rt_hw_interrupt_handler;
 
 		vect_addr  = (rt_uint32_t *)(VIC_BASE_ADDR + 0x100 + i*4);
 		vect_cntl  = (rt_uint32_t *)(VIC_BASE_ADDR + 0x200 + i*4);
@@ -94,7 +96,7 @@ rt_isr_handler_t rt_hw_interrupt_install(int vector, rt_isr_handler_t handler,
 		old_handler = irq_desc[vector].handler;
 		if (handler != RT_NULL)
 		{
-			irq_desc[vector].handler = (rt_isr_handler_t)handler;
+			irq_desc[vector].handler = handler;
 			irq_desc[vector].param = param;
 		}
 	}
diff --git a/libcpu/arm/lpc24xx/trap.c b/libcpu/arm/lpc24xx/trap.c
index 53ff13b4eb..71d88101fc 100644
--- a/libcpu/arm/lpc24xx/trap.c
+++ b/libcpu/arm/lpc24xx/trap.c
@@ -126,7 +126,7 @@ void rt_hw_trap_resv(struct rt_hw_register *regs)
 }
 
 extern rt_isr_handler_t isr_table[];
-void rt_hw_trap_irq()
+void rt_hw_trap_irq(void)
 {
 	int irqno;
 	struct rt_irq_desc* irq;
@@ -139,7 +139,7 @@ void rt_hw_trap_irq()
 	irq->handler(irqno, irq->param);
 }
 
-void rt_hw_trap_fiq()
+void rt_hw_trap_fiq(void)
 {	
     rt_kprintf("fast interrupt request\n");
 }
diff --git a/libcpu/arm/s3c24x0/interrupt.c b/libcpu/arm/s3c24x0/interrupt.c
index 18cdbaa09f..df0c1406d3 100644
--- a/libcpu/arm/s3c24x0/interrupt.c
+++ b/libcpu/arm/s3c24x0/interrupt.c
@@ -10,9 +10,11 @@
  * Change Logs:
  * Date           Author       Notes
  * 2006-03-13     Bernard      first version
+ * 2013-03-29     aozima       Modify the interrupt interface implementations.
  */
 
 #include <rtthread.h>
+#include <rthw.h>
 #include "s3c24x0.h"
 
 #define MAX_HANDLERS	32
@@ -20,7 +22,7 @@
 extern rt_uint32_t rt_interrupt_nest;
 
 /* exception and interrupt handler table */
-rt_isr_handler_t isr_table[MAX_HANDLERS];
+struct rt_irq_desc isr_table[MAX_HANDLERS];
 rt_uint32_t rt_interrupt_from_thread, rt_interrupt_to_thread;
 rt_uint32_t rt_thread_switch_interrupt_flag;
 
@@ -29,10 +31,9 @@ rt_uint32_t rt_thread_switch_interrupt_flag;
  */
 /*@{*/
 
-rt_isr_handler_t rt_hw_interrupt_handle(rt_uint32_t vector)
+static void rt_hw_interrupt_handle(int vector, void *param)
 {
 	rt_kprintf("Unhandled interrupt %d occured!!!\n", vector);
-	return RT_NULL;
 }
 
 /**
@@ -40,37 +41,38 @@ rt_isr_handler_t rt_hw_interrupt_handle(rt_uint32_t vector)
  */
 void rt_hw_interrupt_init(void)
 {
-	register rt_uint32_t idx;
+    register rt_uint32_t idx;
 
-	/* all clear source pending */
-	SRCPND = 0x0;
+    /* all clear source pending */
+    SRCPND = 0x0;
 
-	/* all clear sub source pending */
-	SUBSRCPND = 0x0;
+    /* all clear sub source pending */
+    SUBSRCPND = 0x0;
 
-	/* all=IRQ mode */
-	INTMOD = 0x0;
+    /* all=IRQ mode */
+    INTMOD = 0x0;
 
-	/* all interrupt disabled include global bit */
-    	INTMSK = BIT_ALLMSK;
+    /* all interrupt disabled include global bit */
+    INTMSK = BIT_ALLMSK;
 
-	/* all sub interrupt disable */
-	INTSUBMSK = BIT_SUB_ALLMSK;
+    /* all sub interrupt disable */
+    INTSUBMSK = BIT_SUB_ALLMSK;
 
-	/* all clear interrupt pending */
-	INTPND = BIT_ALLMSK;
+    /* all clear interrupt pending */
+    INTPND = BIT_ALLMSK;
 
-	/* init exceptions table */
-	for(idx=0; idx < MAX_HANDLERS; idx++)
-	{
-		isr_table[idx] = (rt_isr_handler_t)rt_hw_interrupt_handle;
-	}
+    /* init exceptions table */
+    rt_memset(isr_table, 0x00, sizeof(isr_table));
+    for(idx=0; idx < MAX_HANDLERS; idx++)
+    {
+        isr_table[idx].handler = rt_hw_interrupt_handle;
+    }
 
-	/* init interrupt nest, and context in thread sp */
-	rt_interrupt_nest = 0;
-	rt_interrupt_from_thread = 0;
-	rt_interrupt_to_thread = 0;
-	rt_thread_switch_interrupt_flag = 0;
+    /* init interrupt nest, and context in thread sp */
+    rt_interrupt_nest = 0;
+    rt_interrupt_from_thread = 0;
+    rt_interrupt_to_thread = 0;
+    rt_thread_switch_interrupt_flag = 0;
 }
 
 /**
@@ -105,13 +107,26 @@ void rt_hw_interrupt_umask(int vector)
  * @param new_handler the interrupt service routine to be installed
  * @param old_handler the old interrupt service routine
  */
-void rt_hw_interrupt_install(int vector, rt_isr_handler_t new_handler, rt_isr_handler_t *old_handler)
+rt_isr_handler_t rt_hw_interrupt_install(int vector, rt_isr_handler_t handler,
+                                        void *param, char *name)
 {
-	if(vector < MAX_HANDLERS)
-	{
-		if (old_handler != RT_NULL) *old_handler = isr_table[vector];
-		if (new_handler != RT_NULL) isr_table[vector] = new_handler;
-	}
+    rt_isr_handler_t old_handler = RT_NULL;
+
+    if(vector < MAX_HANDLERS)
+    {
+        old_handler = isr_table[vector].handler;
+
+        if (handler != RT_NULL)
+        {
+#ifdef RT_USING_INTERRUPT_INFO
+		    rt_strncpy(isr_table[vector].name, name, RT_NAME_MAX);
+#endif /* RT_USING_INTERRUPT_INFO */
+		    isr_table[vector].handler = handler;
+            isr_table[vector].param = param;
+        }
+    }
+
+    return old_handler;
 }
 
 /*@}*/
diff --git a/libcpu/arm/s3c24x0/trap.c b/libcpu/arm/s3c24x0/trap.c
index bdeae9aab0..f1c81768c9 100644
--- a/libcpu/arm/s3c24x0/trap.c
+++ b/libcpu/arm/s3c24x0/trap.c
@@ -12,6 +12,7 @@
  * 2006-03-13     Bernard      first version
  * 2006-05-27     Bernard      add skyeye support
  * 2007-11-19     Yi.Qiu       fix rt_hw_trap_irq function
+ * 2013-03-29     aozima       Modify the interrupt interface implementations.
  */
 
 #include <rtthread.h>
@@ -140,29 +141,35 @@ void rt_hw_trap_resv(struct rt_hw_register *regs)
 	rt_hw_cpu_shutdown();
 }
 
-extern rt_isr_handler_t isr_table[];
+extern struct rt_irq_desc isr_table[];
 
-void rt_hw_trap_irq()
+void rt_hw_trap_irq(void)
 {
-	unsigned long intstat;
-	rt_isr_handler_t isr_func;
+    unsigned long irq;
+    rt_isr_handler_t isr_func;
+    void *param;
 
-	intstat = INTOFFSET;
+    irq = INTOFFSET;
 
-	if (intstat == INTGLOBAL) return;
+    if (irq == INTGLOBAL) return;
 
-	/* get interrupt service routine */
-	isr_func = isr_table[intstat];
+    /* get interrupt service routine */
+    isr_func = isr_table[irq].handler;
+    param = isr_table[irq].param;
 
-	/* turn to interrupt service routine */
-	isr_func(intstat);
+    /* turn to interrupt service routine */
+    isr_func(irq, param);
 
-	/* clear pending register */
-	/* note: must be the last, if not, may repeat*/
-	ClearPending(1 << intstat);
+    /* clear pending register */
+    /* note: must be the last, if not, may repeat*/
+    ClearPending(1 << irq);
+
+#ifdef RT_USING_INTERRUPT_INFO
+	isr_table[irq].counter++;
+#endif /* RT_USING_INTERRUPT_INFO */
 }
 
-void rt_hw_trap_fiq()
+void rt_hw_trap_fiq(void)
 {
 	rt_kprintf("fast interrupt request\n");
 }
diff --git a/libcpu/arm/sep4020/interrupt.c b/libcpu/arm/sep4020/interrupt.c
index 8ed22dc816..88130c1a33 100644
--- a/libcpu/arm/sep4020/interrupt.c
+++ b/libcpu/arm/sep4020/interrupt.c
@@ -10,9 +10,11 @@
  * Change Logs:
  * Date           Author       Notes
  * 2006-03-13     Bernard      first version
+ * 2013-03-29     aozima       Modify the interrupt interface implementations.
  */
 
 #include <rtthread.h>
+#include <rthw.h>
 #include <sep4020.h>
 
 #define MAX_HANDLERS	32
@@ -20,7 +22,7 @@
 extern rt_uint32_t rt_interrupt_nest;
 
 /* exception and interrupt handler table */
-rt_isr_handler_t isr_table[MAX_HANDLERS];
+struct rt_irq_desc isr_table[MAX_HANDLERS];
 rt_uint32_t rt_interrupt_from_thread, rt_interrupt_to_thread;
 rt_uint32_t rt_thread_switch_interrupt_flag;
 
@@ -38,44 +40,45 @@ rt_isr_handler_t rt_hw_interrupt_handle(rt_uint32_t vector)
 /**
  * This function will initialize hardware interrupt
  */
-void rt_hw_interrupt_init()
+void rt_hw_interrupt_init(void)
 {
-	register rt_uint32_t idx;
+    register rt_uint32_t idx;
 
-	/*Make sure all intc registers in proper state*/
+    /*Make sure all intc registers in proper state*/
 
-	/*mask all the irq*/
-	*(RP)(INTC_IMR) = 0xFFFFFFFF;
+    /*mask all the irq*/
+    *(RP)(INTC_IMR) = 0xFFFFFFFF;
 
-	/*enable all the irq*/
-	*(RP)(INTC_IER)	= 0XFFFFFFFF;
+    /*enable all the irq*/
+    *(RP)(INTC_IER)	= 0XFFFFFFFF;
 
-	/*Dont use any forced irq*/
-	*(RP)(INTC_IFR) = 0x0;
+    /*Dont use any forced irq*/
+    *(RP)(INTC_IFR) = 0x0;
 
-	/*Disable all the fiq*/
-	*(RP)(INTC_FIER) = 0x0;
+    /*Disable all the fiq*/
+    *(RP)(INTC_FIER) = 0x0;
 
-	/*Mask all the fiq*/
-	*(RP)(INTC_FIMR) = 0x0F;
+    /*Mask all the fiq*/
+    *(RP)(INTC_FIMR) = 0x0F;
 
-	/*Dont use forced fiq*/
-	*(RP)(INTC_FIFR) = 0x0;
+    /*Dont use forced fiq*/
+    *(RP)(INTC_FIFR) = 0x0;
 
-	/*Intrrupt priority register*/
-	*(RP)(INTC_IPLR) = 0x0;
+    /*Intrrupt priority register*/
+    *(RP)(INTC_IPLR) = 0x0;
 
-	/* init exceptions table */
-	for(idx=0; idx < MAX_HANDLERS; idx++)
-	{
-		isr_table[idx] = (rt_isr_handler_t)rt_hw_interrupt_handle;
-	}
+    /* init exceptions table */
+    rt_memset(isr_table, 0x00, sizeof(isr_table));
+    for(idx=0; idx < MAX_HANDLERS; idx++)
+    {
+        isr_table[idx].handler = rt_hw_interrupt_handle;
+    }
 
-	/* init interrupt nest, and context in thread sp */
-	rt_interrupt_nest = 0;
-	rt_interrupt_from_thread = 0;
-	rt_interrupt_to_thread = 0;
-	rt_thread_switch_interrupt_flag = 0;
+    /* init interrupt nest, and context in thread sp */
+    rt_interrupt_nest = 0;
+    rt_interrupt_from_thread = 0;
+    rt_interrupt_to_thread = 0;
+    rt_thread_switch_interrupt_flag = 0;
 }
 
 /**
@@ -108,15 +111,26 @@ void rt_hw_interrupt_umask(rt_uint32_t vector)
  * @param new_handler the interrupt service routine to be installed
  * @param old_handler the old interrupt service routine
  */
-void rt_hw_interrupt_install(rt_uint32_t vector, rt_isr_handler_t new_handler, rt_isr_handler_t *old_handler)
+rt_isr_handler_t rt_hw_interrupt_install(int vector, rt_isr_handler_t handler,
+                                        void *param, char *name)
 {
-	if(vector < MAX_HANDLERS)
-	{
-		if (*old_handler != RT_NULL)
-			*old_handler = isr_table[vector];
-		if (new_handler != RT_NULL) 
-			isr_table[vector] = new_handler;
-	}
+    rt_isr_handler_t old_handler = RT_NULL;
+
+    if(vector < MAX_HANDLERS)
+    {
+        old_handler = isr_table[vector].handler;
+
+        if (handler != RT_NULL)
+        {
+#ifdef RT_USING_INTERRUPT_INFO
+		    rt_strncpy(isr_table[vector].name, name, RT_NAME_MAX);
+#endif /* RT_USING_INTERRUPT_INFO */
+            isr_table[vector].handler = handler;
+            isr_table[vector].param = param;
+        }
+    }
+
+    return old_handler;
 }
 
 /*@}*/
diff --git a/libcpu/arm/sep4020/trap.c b/libcpu/arm/sep4020/trap.c
index e7a6e369f9..33da0d9e98 100644
--- a/libcpu/arm/sep4020/trap.c
+++ b/libcpu/arm/sep4020/trap.c
@@ -12,6 +12,7 @@
  * 2006-03-13     Bernard      first version
  * 2006-05-27     Bernard      add skyeye support
  * 2007-11-19     Yi.Qiu       fix rt_hw_trap_irq function
+ * 2013-03-29     aozima       Modify the interrupt interface implementations.
  */
 
 #include <rtthread.h>
@@ -131,31 +132,38 @@ void rt_hw_trap_resv(struct rt_hw_register *regs)
 	rt_hw_cpu_shutdown();
 }
 
-extern rt_isr_handler_t isr_table[];
+extern struct rt_irq_desc isr_table[];
 
-void rt_hw_trap_irq()
+void rt_hw_trap_irq(void)
 {
-	unsigned long intstat;
-	rt_uint32_t i = 0;
-	rt_isr_handler_t isr_func;
+    unsigned long intstat;
+    rt_uint32_t irq = 0;
+    rt_isr_handler_t isr_func;
+    void *param;
 
-	/*Get the final intrrupt source*/
-	intstat = *(RP)(INTC_IFSR);;
+    /*Get the final intrrupt source*/
+    intstat = *(RP)(INTC_IFSR);;
 
-	/*Shift to get the intrrupt number*/
- 	while(intstat != 1)
-	{
-		intstat = intstat >> 1;
-		i++;
-	} 
-	/* get interrupt service routine */
-	isr_func = isr_table[i];
+    /*Shift to get the intrrupt number*/
+    while(intstat != 1)
+    {
+        intstat = intstat >> 1;
+        irq++;
+    }
 
-	/* turn to interrupt service routine */
-	isr_func(i);
+    /* get interrupt service routine */
+    isr_func = isr_table[irq].isr_handle;
+    param = isr_table[irq].param;
+
+    /* turn to interrupt service routine */
+    isr_func(irq, param);
+
+#ifdef RT_USING_INTERRUPT_INFO
+	isr_table[irq].counter++;
+#endif /* RT_USING_INTERRUPT_INFO */
 }
 
-void rt_hw_trap_fiq()
+void rt_hw_trap_fiq(void)
 {
 	rt_kprintf("fast interrupt request\n");
 }
diff --git a/libcpu/mips/jz47xx/interrupt.c b/libcpu/mips/jz47xx/interrupt.c
index f9ada3254a..0ea4827ee2 100644
--- a/libcpu/mips/jz47xx/interrupt.c
+++ b/libcpu/mips/jz47xx/interrupt.c
@@ -90,7 +90,9 @@ rt_isr_handler_t rt_hw_interrupt_install(int vector,
 	{
         old_handler = irq_handle_table[vector].handler;
 
+#ifdef RT_USING_INTERRUPT_INFO
         rt_strncpy(irq_handle_table[vector].name, name, RT_NAME_MAX);
+#endif /* RT_USING_INTERRUPT_INFO */
         irq_handle_table[vector].handler = handler;
         irq_handle_table[vector].param = param;
 	}
@@ -118,6 +120,10 @@ void rt_interrupt_dispatch(void *ptreg)
 			/* do interrupt */
 			(*irq_func)(i, irq_handle_table[i].param);
 
+#ifdef RT_USING_INTERRUPT_INFO
+			irq_handle_table[i].counter++;
+#endif /* RT_USING_INTERRUPT_INFO */
+
 			/* ack interrupt */
 			INTC_IPR = (1 << i);
 		}
diff --git a/libcpu/mips/loongson/interrupt.c b/libcpu/mips/loongson/interrupt.c
index 4b97068a70..7e59ec950d 100644
--- a/libcpu/mips/loongson/interrupt.c
+++ b/libcpu/mips/loongson/interrupt.c
@@ -10,8 +10,11 @@
  * Change Logs:
  * Date           Author       Notes
  * 2010-10-15     Bernard      first version
+ * 2013-03-29     aozima       Modify the interrupt interface implementations.
  */
+
 #include <rtthread.h>
+#include <rthw.h>
 #include "soc3210.h"
 
 #define MAX_INTR 32
@@ -20,17 +23,17 @@ extern rt_uint32_t rt_interrupt_nest;
 rt_uint32_t rt_interrupt_from_thread, rt_interrupt_to_thread;
 rt_uint32_t rt_thread_switch_interrupt_flag;
 
-static rt_isr_handler_t irq_handle_table[MAX_INTR];
+static struct rt_irq_desc irq_handle_table[MAX_INTR];
 void rt_interrupt_dispatch(void *ptreg);
 void rt_hw_timer_handler();
 
 /**
  * @addtogroup Loongson SoC3210
  */
- 
+
 /*@{*/
 
-void rt_hw_interrupt_handler(int vector)
+static void rt_hw_interrupt_handler(int vector, void *param)
 {
 	rt_kprintf("Unhandled interrupt %d occured!!!\n", vector);
 }
@@ -40,11 +43,12 @@ void rt_hw_interrupt_handler(int vector)
  */
 void rt_hw_interrupt_init(void)
 {
-	rt_int32_t index;
+	rt_int32_t idx;
 
-	for (index = 0; index < MAX_INTR; index ++)
+    rt_memset(irq_handle_table, 0x00, sizeof(irq_handle_table));
+	for (idx = 0; idx < MAX_INTR; idx ++)
 	{
-		irq_handle_table[index] = (rt_isr_handler_t)rt_hw_interrupt_handler;
+		irq_handle_table[idx].handler = rt_hw_interrupt_handler;
 	}
 
 	/* init interrupt nest, and context in thread sp */
@@ -79,52 +83,70 @@ void rt_hw_interrupt_umask(int vector)
  * @param new_handler the interrupt service routine to be installed
  * @param old_handler the old interrupt service routine
  */
-void rt_hw_interrupt_install(int vector, rt_isr_handler_t new_handler, rt_isr_handler_t *old_handler)
+rt_isr_handler_t rt_hw_interrupt_install(int vector, rt_isr_handler_t handler,
+        void *param, char *name)
 {
-	if (vector >= 0 && vector < MAX_INTR)
-	{
-		if (old_handler != RT_NULL)
-			*old_handler = irq_handle_table[vector];
-		if (new_handler != RT_NULL)
-			irq_handle_table[vector] = (rt_isr_handler_t)new_handler;
-	}
+    rt_isr_handler_t old_handler = RT_NULL;
+
+    if(vector < MAX_INTR)
+    {
+        old_handler = irq_handle_table[vector].handler;
+
+        if (handler != RT_NULL)
+        {
+#ifdef RT_USING_INTERRUPT_INFO
+		    rt_strncpy(irq_handle_table[vector].name, name, RT_NAME_MAX);
+#endif /* RT_USING_INTERRUPT_INFO */
+		    irq_handle_table[vector].handler = handler;
+            irq_handle_table[vector].param = param;
+        }
+    }
+
+    return old_handler;
 }
 
 void rt_interrupt_dispatch(void *ptreg)
 {
-    int i;
-	rt_isr_handler_t irq_func;
-	static rt_uint32_t status = 0;
-	rt_uint32_t c0_status;
+    int irq;
+    void *param;
+    rt_isr_handler_t irq_func;
+    static rt_uint32_t status = 0;
+    rt_uint32_t c0_status;
 
-	/* check os timer */
-	c0_status = read_c0_status();
-	if (c0_status & 0x8000)
-	{
-		rt_hw_timer_handler();
-	}
+    /* check os timer */
+    c0_status = read_c0_status();
+    if (c0_status & 0x8000)
+    {
+        rt_hw_timer_handler();
+    }
 
-	if (c0_status & 0x0400)
-	{
-		/* the hardware interrupt */
-		status |= INT_ISR;
-		if (!status) return;
+    if (c0_status & 0x0400)
+    {
+        /* the hardware interrupt */
+        status |= INT_ISR;
+        if (!status) return;
 
-		for (i = MAX_INTR; i > 0; --i)
-		{
-			if ((status & (1<<i)))
-			{
-				status &= ~(1<<i);
-				irq_func = irq_handle_table[i];
+        for (irq = MAX_INTR; irq > 0; --irq)
+        {
+            if ((status & (1 << irq)))
+            {
+                status &= ~(1 << irq);
 
-				/* do interrupt */
-				(*irq_func)(i);
+                irq_func = irq_handle_table[irq].handler;
+                param = irq_handle_table[irq].param;
 
-				/* ack interrupt */
-				INT_CLR = (1 << i);
-			}
-		}
-	}
+                /* do interrupt */
+                (*irq_func)(irq, param);
+
+#ifdef RT_USING_INTERRUPT_INFO
+                irq_handle_table[irq].counter++;
+#endif /* RT_USING_INTERRUPT_INFO */
+
+                /* ack interrupt */
+                INT_CLR = (1 << irq);
+            }
+        }
+    }
 }
 
 /*@}*/
diff --git a/libcpu/mips/loongson_1b/interrupt.c b/libcpu/mips/loongson_1b/interrupt.c
index 63240053a8..c5b4bad038 100644
--- a/libcpu/mips/loongson_1b/interrupt.c
+++ b/libcpu/mips/loongson_1b/interrupt.c
@@ -11,9 +11,11 @@
  * Date           Author       Notes
  * 2010-10-15     Bernard      first version
  * 2010-10-15     lgnq         modified for LS1B
+ * 2013-03-29     aozima       Modify the interrupt interface implementations.
  */
 
 #include <rtthread.h>
+#include <rthw.h>
 #include "ls1b.h"
 
 #define MAX_INTR 32
@@ -23,7 +25,7 @@ rt_uint32_t rt_interrupt_from_thread;
 rt_uint32_t rt_interrupt_to_thread;
 rt_uint32_t rt_thread_switch_interrupt_flag;
 
-static rt_isr_handler_t irq_handle_table[MAX_INTR];
+static struct rt_irq_desc irq_handle_table[MAX_INTR];
 void rt_interrupt_dispatch(void *ptreg);
 void rt_hw_timer_handler();
 
@@ -36,7 +38,7 @@ static struct ls1b_intc_regs volatile *ls1b_hw0_icregs
 
 /*@{*/
 
-void rt_hw_interrupt_handler(int vector)
+static void rt_hw_interrupt_handler(int vector, void *param)
 {
 	rt_kprintf("Unhandled interrupt %d occured!!!\n", vector);
 }
@@ -46,7 +48,7 @@ void rt_hw_interrupt_handler(int vector)
  */
 void rt_hw_interrupt_init(void)
 {
-	rt_int32_t index;
+	rt_int32_t idx;
 
 	/* pci active low */ 
 	ls1b_hw0_icregs->int_pol = -1; 	   //must be done here 20110802 lgnq
@@ -55,9 +57,10 @@ void rt_hw_interrupt_init(void)
 	/* mask all interrupts */
 	(ls1b_hw0_icregs+0)->int_clr = 0xffffffff;
 
-	for (index = 0; index < MAX_INTR; index ++)
+    rt_memset(irq_handle_table, 0x00, sizeof(irq_handle_table));
+	for (idx = 0; idx < MAX_INTR; idx ++)
 	{
-		irq_handle_table[index] = (rt_isr_handler_t)rt_hw_interrupt_handler;
+		irq_handle_table[idx].handler = rt_hw_interrupt_handler;
 	}
 
 	/* init interrupt nest, and context in thread sp */
@@ -92,20 +95,32 @@ void rt_hw_interrupt_umask(int vector)
  * @param new_handler the interrupt service routine to be installed
  * @param old_handler the old interrupt service routine
  */
-void rt_hw_interrupt_install(int vector, rt_isr_handler_t new_handler, rt_isr_handler_t *old_handler)
+rt_isr_handler_t rt_hw_interrupt_install(int vector, rt_isr_handler_t handler,
+        void *param, char *name)
 {
+    rt_isr_handler_t old_handler = RT_NULL;
+
 	if (vector >= 0 && vector < MAX_INTR)
 	{
-		if (old_handler != RT_NULL)
-			*old_handler = irq_handle_table[vector];
-		if (new_handler != RT_NULL)
-			irq_handle_table[vector] = (rt_isr_handler_t)new_handler;
-	}
+        old_handler = irq_handle_table[vector].handler;
+
+        if (handler != RT_NULL)
+        {
+#ifdef RT_USING_INTERRUPT_INFO
+		    rt_strncpy(irq_handle_table[vector].name, name, RT_NAME_MAX);
+#endif /* RT_USING_INTERRUPT_INFO */
+		    irq_handle_table[vector].handler = handler;
+            irq_handle_table[vector].param = param;
+        }
+    }
+
+    return old_handler;
 }
 
 void rt_interrupt_dispatch(void *ptreg)
 {
-	int i;
+    int irq;
+    void *param;
 	rt_isr_handler_t irq_func;
 	static rt_uint32_t status = 0;
 	rt_uint32_t c0_status;
@@ -134,18 +149,24 @@ void rt_interrupt_dispatch(void *ptreg)
 		if (!status) 
 			return;
 
-		for (i = MAX_INTR; i > 0; --i)
+		for (irq = MAX_INTR; irq > 0; --irq)
 		{
-			if ((status & (1<<i)))
+			if ((status & (1 << irq)))
 			{
-				status &= ~(1<<i);
-				irq_func = irq_handle_table[i];
+				status &= ~(1 << irq);
+
+                irq_func = irq_handle_table[irq].handler;
+                param = irq_handle_table[irq].param;
 
 				/* do interrupt */
-				(*irq_func)(i);
+                (*irq_func)(irq, param);
+
+#ifdef RT_USING_INTERRUPT_INFO
+                irq_handle_table[irq].counter++;
+#endif /* RT_USING_INTERRUPT_INFO */
 
 				/* ack interrupt */
-				ls1b_hw0_icregs->int_clr |= (1 << i);
+				ls1b_hw0_icregs->int_clr |= (1 << irq);
 			}
 		}
 	}