bf5xx.h

blackfin 的 usb devise 的代码 很基础

#ifndef __BF533_H__
#define __BF533_H__
#include <ccblkfn.h>
#include <cdefbf53x.h>
#include <sys/exception.h>


#define IRQ_PF PF5


static inline void udelay(void)
{
	volatile int i = 1000;
	while(i--);
}

static inline void delay(void)
{
	volatile int i = 1000000;
	while(i--);
}

// addresses for Port A in Flash A
#define pFlashA_PortA_Dir	(volatile unsigned char *)0x20270006
#define pFlashA_PortA_Data	(volatile unsigned char *)0x20270004
// addresses for Port B in Flash A
#define pFlashA_PortB_Dir	(volatile unsigned char *)0x20270007
#define pFlashA_PortB_Data	(volatile unsigned char *)0x20270005


//--------------------------------------------------------------------------//
// LED Support																//
//--------------------------------------------------------------------------//
#define		LED4	(0x1)
#define		LED5	(0x2)
#define		LED6	(0x4)	
#define		LED7	(0x8)
#define		LED8	(0x10)
#define		LED9	(0x20)
										// Set Port B of FLASH to outputs (LEDs)		
inline	void	Setup_LEDs()	{ 		*pFlashA_PortB_Dir = 0x3f;	 }
inline  void    Leda_Off()      {		*pFlashA_PortB_Data = 0;  }
inline 	void	Led4_On()		{		*pFlashA_PortB_Data |= LED4; }
inline 	void	Led4_Off()		{		*pFlashA_PortB_Data &= ~LED4; }
inline 	void	Led5_On()		{		*pFlashA_PortB_Data |= LED5; }
inline 	void	Led5_Off()		{		*pFlashA_PortB_Data &= ~LED5; }
inline 	void	Led6_On()		{		*pFlashA_PortB_Data |= LED6; }
inline 	void	Led6_Off()		{		*pFlashA_PortB_Data &= ~LED6; }
inline 	void	Led7_On()		{		*pFlashA_PortB_Data |= LED7; }
inline 	void	Led7_Off()		{		*pFlashA_PortB_Data &= ~LED7; }
inline 	void	Led8_On()		{		*pFlashA_PortB_Data |= LED8; }
inline 	void	Led8_Off()		{		*pFlashA_PortB_Data &= ~LED8; }
inline 	void	Led9_On()		{		*pFlashA_PortB_Data |= LED9; }
inline 	void	Led9_Off()		{		*pFlashA_PortB_Data &= ~LED9; }
										
inline	void	Led_On(short LED) {		*pFlashA_PortB_Data |= 0x1<<(LED-4);	}
inline	void	Led_Off(short LED){		*pFlashA_PortB_Data &= ~(0x1<<(LED-4));	}


#define printf(fmt ,args...) UART_printf(fmt ,##args)
#endif