sl811.h

CPRESS SL811 驱动代码

/*******************************************************************************
** 文件创建人  ：LTY
** 文件创建日期: 2006年11月19日
** 文件功能描述: CYPRESS的SL811HS USB主控制器芯片底层驱动函数
********************************************************************************/

#ifndef _SL811_
#define	_SL811_

#ifndef FALSE
#define FALSE  0
#endif  
#ifndef TRUE
#define TRUE   1
#endif  



#define SL811_ADDR  (*((volatile U8 *)(0x0a000000)))
#define SL811_DATA  (*((volatile U8 *)(0x0a000001)))

#define MAX_EP    			0x06    	 // 定义最大端点数 
#define TIMEOUT_RETRY		0x06	     // USB传输超时次数 


typedef struct
{
    U8   ucDevInsert;		//请求类型
    U8   ucMasDev;			//特定请求

} STDEVSIGN;
// SETUP包
typedef struct
{
    U8   ucRequestType;		//请求类型
    U8   ucRequest;			//特定请求
    U16  usValue;
    U16  usIndex;
    U16  usLength;
} STSETUP, *PSTSETUP;

//发送接收数据结构
typedef struct
{
    unsigned char  ucUsbAddr;			//终端地址
    unsigned char  ucEndPoint;     		//端点号
    unsigned char  ucPid;            	//标示码
    unsigned char  ucMaxPackLen;		//每包数据最大长度(与端点接收最长数据有关)
    unsigned char  *pucDataBuf;			//发送接收数据指针
    unsigned short usRXLen;				//发送接收数据长度
    unsigned char  ucDataTog;			//每端点数据DATA0和DATA1 轮循位
    //unsigned char  ucResered;
    STSETUP   	   stSetup;				//设置包    	 
} STRTPACK, *PSTRTPACK;

//保存设备的信息
typedef struct
{
    U8  ucNunEps;        	// 端点数
    U8  ucClass; 		 	// 设备类型   ==8 MassDevice 
    U8  ucEPBulkIn;			// mass 输入端点地址
    U8  ucEPBulkOut;		// mass 输出端点地址 
    U8  ucInMaxLen;
    U8  ucOutMaxLen;
    U8  ucInDataTog;
    U8  ucOutDataTog;
    U8  ucMaxLen0;
} STUSBDEV, *PSTUSBDEV;

//设备描述符
typedef struct
{   U8  bLength;
    U8  bDescriptorType;
    U16 bcdUSB;
    U8  bDeviceClass;
    U8  bDeviceSubClass;
    U8  bDeviceProtocol;
    U8  bMaxPacketSize0;
    U16 idVendor;
    U16 idProduct;
    U16 bcdDevice;
    U8  iManufacturer;
    U8  iProduct;
    U8  iSerialNumber;
    U8  bNumConfigurations;
} STDEVDESC, *PSTDEVDESC;
//配置描述符
typedef struct
{	
    U8  bLength;                 // Size of descriptor in U8
	U8  bType;					 // Configuration
	U16 wLength;                 // Total length
	U8  bNumIntf;				 // Number of interface
	U8  bCV;             		 // bConfigurationValue
	U8  bIndex;          		 // iConfiguration
	U8  bAttr;                   // Configuration Characteristic
	U8  bMaxPower;				 // Power config
} STCFGDESC, *PSTCFGDESC;

// 接口描述符
typedef struct
{	U8 bLength;
	U8 bType;
	U8 iNum;
	U8 iAltString;
	U8 bEndPoints;
	U8 iClass;
	U8 iSub; 
	U8 iProto;
	U8 iIndex; 
} STINTFDESC, *PSTINTFDESC;

//端点描述符
typedef struct
{	U8  bLength;
	U8  bType;
	U8  bEPAdd;
	U8  bAttr;
	U16 wPayLoad;               // low-speed this must be 0x08
	U8  bInterval;
} STEPDESC, *PSTEPDESC;

// 字符串描述符
typedef struct
{	U8  bLength;
	U8  bType;
	U16 wLang;
} STSTRDESC, *PSTSTRDESC;

//数据DATA指针
#define EP0_BUF		    0x10	
#define EP1_BUF		    0x40	

// 控制寄存器地址定义
#define REP0CTRL      		0x00		//RW
#define REP0DATAADDR     	0x01		//RW
#define REP0DATALEN      	0x02		//RW
#define REP0STATUS       	0x03		//R
#define REP0PIDEP			0x03		//W
#define REP0DEVADDR      	0x04		//W
#define REP0REMAINCNT      	0x04		//R

#define REP1CTRL      		0x00		//RW
#define REP1DATAADDR     	0x01		//RW
#define REP1DATALEN      	0x02		//RW
#define REP1STATUS       	0x03		//R
#define REP1PIDEP			0x03		//W
#define REP1DEVADDR      	0x04		//W
#define REP1REMAINCNT      	0x04		//R

#define RSLCTRL        		0x05		//RW
#define RSLIRQENABLE        0x06		//RW                              
#define RSLIRQSTATUS       	0x0d		//RW 
#define RSLREVSION      	0x0e		//R
#define RSLSOFLOW      		0x0e		//W
#define RSLSOFANDMS        	0x0f		//RW


//中断控制状态位定义
#define USB_A_DONE			0x01
#define USB_B_DONE			0x02
#define SOF_TIMER			0x10
#define INSERT_REMOVE		0x20
#define USB_DETECT			0x40
#define USB_DPBUS			0x80
#define INT_CLEAR			0xFF

//EP0 状态寄存器位定义
#define EP0_ACK			0x01	
#define EP0_ERROR		0x02
#define EP0_TIMEOUT		0x04
#define EP0_SEQUENCE	0x08
#define EP0_SETUP		0x10
#define EP0_OVERFLOW	0x20
#define EP0_NAK			0x40
#define EP0_STALL		0x80

//REP0CTRL和REP1CTRL控制寄存器命令定义
#define SLDATA_WR   0x27   // 0010 0111 (      Data0 + SOF + OUT + Enable + Arm)
#define SLDATA_RD   0x23   // 0010 0011 (      Data0 + SOF + IN +  Enable + Arm)

//数据包标示 
#define PID_SETUP   0xD0 
#define PID_IN      0x90
#define PID_OUT     0x10

//9种请求类型
#define GET_STATUS      0x00																  
#define CLEAR_FEATURE   0x01
#define SET_FEATURE     0x03
#define SET_ADDRESS     0x05
#define GET_DESCRIPTOR  0x06
#define SET_DESCRIPTOR  0x07
#define GET_CONFIG      0x08
#define SET_CONFIG      0x09
#define GET_INTERFACE   0x0a
#define SET_INTERFACE   0x0b
#define SYNCH_FRAME     0x0c
//描述符请求类型
#define DEVICE          0x01
#define CONFIGURATION   0x02
#define STRING          0x03
#define INTERFACE       0x04
#define ENDPOINT        0x05

void SL811_Init(void);
void USB_Check(void);

#endif