update lpc2478 bsp

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@10 bbd45198-f89e-11dd-88c7-29a3b14d5316

bsp/lpc2478/board.c

@@ -58,44 +58,6 @@ void rt_hw_board_init()
 	T0TCR = 0x01; //enable timer0 counter
 }
 
-#ifdef RT_USING_FINSH
-extern void finsh_notify(void);
-void rt_serial_isr(int vector)
-{
-	rt_uint32_t iir;
-
-	if (U0LSR & 0x01)
-	{
-		rt_uint8_t ch;
-		
-		while (U0LSR & 0x01)
-		{
-			ch = U0RBR;
-			rt_serial_savechar(ch);
-		}
-
-		/* notify finsh shell thread */
-		finsh_notify();
-	}
-
-	/* clear interrupt source */
-	iir = U0IIR;
-
-	/* acknowledge Interrupt */
-	VICVectAddr = 0;
-}
-
-void rt_hw_finsh_init()
-{
-	/* init UART rx interrupt */
-	U0IER = 0x01;
-
-	/* install UART isr */
-	rt_hw_interrupt_install(UART0_INT, rt_serial_isr, RT_NULL);
-	rt_hw_interrupt_umask(UART0_INT);
-}
-#endif
-
 /******************************************************************************
 ** Function name:		TargetInit
 **

bsp/lpc2478/board.h

@@ -98,6 +98,9 @@ void rt_hw_finsh_init(void);
 
 #define VECT_ADDR_INDEX	0x100
 #define VECT_CNTL_INDEX 0x200
+
+#define CCLK	60000000	/* Fosc = 12MHz, M = 5 */
+#define PCLK	15000000	/* CCLK/4, use default */
 
 /******************************************************************************
 ** Function name:		TargetInit

bsp/lpc2478/rtconfig.h

@@ -9,7 +9,7 @@
 #define RT_ALIGN_SIZE	4
 
 /* PRIORITY_MAX*/
-#define RT_THREAD_PRIORITY_MAX	32
+#define RT_THREAD_PRIORITY_MAX	256
 
 /* Tick per Second*/
 #define RT_TICK_PER_SECOND	100
@@ -55,7 +55,9 @@
 
 /* SECTION: Device System */
 /* Using Device System*/
-/* #define RT_USING_DEVICE */
+#define RT_USING_DEVICE
+#define RT_USING_UART1
+#define RT_UART_RX_BUFFER_SIZE	64
 
 /* SECTION: Console options */
 /* the buffer size of console*/
@@ -68,10 +70,6 @@
 #define FINSH_USING_SYMTAB
 #define FINSH_USING_DESCRIPTION
 
-/* SECTION: emulator options */
-/* Using QEMU or SkyEye*/
-/* #define RT_USING_EMULATOR */
-
 /* SECTION: a mini libc */
 /* Using mini libc library*/
 /* #define RT_USING_MINILIBC */