mainloop.h

msp430单片机与pdiusbd12接口的固件程序

/*************************************************************************
描述: 	PDIUSBD12 firware for MSP430F149
文件名:	mainloop.h
修改: 	Miracle G. Eicont.
日期: 	2006-06-08
*************************************************************************/
#ifndef __MAINLOOP_H__
#define __MAINLOOP_H__
#include "epphal.h"
#include "d12ci.h"
#include "mainloop.h"
#include "usb100.h"
#include "chap_9.h"
#include "protodma.h"
//*************************************************************************
// basic #defines
//*************************************************************************
#define MAX_ENDPOINTS      (unsigned char)0x3


#define EP0_TX_FIFO_SIZE   16
#define EP0_RX_FIFO_SIZE   16
#define EP0_PACKET_SIZE    16

#define EP1_TX_FIFO_SIZE   16
#define EP1_RX_FIFO_SIZE   16
#define EP1_PACKET_SIZE    16

#define EP2_TX_FIFO_SIZE   64
#define EP2_RX_FIFO_SIZE   64
#define EP2_PACKET_SIZE    64


#define USB_IDLE           0
#define USB_TRANSMIT       1
#define USB_RECEIVE        2

#define USB_CLASS_CODE_TEST_CLASS_DEVICE                    0xdc
#define USB_SUBCLASS_CODE_TEST_CLASS_D12                    0xA0
#define USB_PROTOCOL_CODE_TEST_CLASS_D12                    0xB0


#define IN_TOKEN_DMA 	1
#define OUT_TOKEN_DMA 	0

#define DMA_BUFFER_SIZE		256
#define MAX_CONTROLDATA_SIZE	8

#define DMA_IDLE	0
#define DMA_RUNNING	1
#define DMA_PENDING	2

#define SETUP_DMA_REQUEST 		0x0471
#define GET_FIRMWARE_VERSION    0x0472
#define GET_SET_TWAIN_REQUEST   0x0473
#define GET_BUFFER_SIZE		    0x0474

//*************************************************************************
// masks
//*************************************************************************
#define USB_RECIPIENT            (unsigned char)0x1F
#define USB_RECIPIENT_DEVICE     (unsigned char)0x00
#define USB_RECIPIENT_INTERFACE  (unsigned char)0x01
#define USB_RECIPIENT_ENDPOINT   (unsigned char)0x02

#define USB_REQUEST_TYPE_MASK    (unsigned char)0x60
#define USB_STANDARD_REQUEST     (unsigned char)0x00
#define USB_CLASS_REQUEST        (unsigned char)0x20
#define USB_VENDOR_REQUEST       (unsigned char)0x40

#define USB_REQUEST_MASK         (unsigned char)0x0F

#define DEVICE_ADDRESS_MASK      0x7F
//*************************************************************************
// macros
//*************************************************************************
//#define SWAP(x)   ((((x) & 0xFF) << 8) | (((x) >> 8) & 0xFF)) //for C51
#define SWAP(x) (x)  //for MSP430
#define MSB(x)    (((x) >> 8) & 0xFF)
#define LSB(x)    ((x) & 0xFF)

#define FALSE   0
#define TRUE    (!FALSE)

//*************************************************************************
// basic typedefs
//*************************************************************************
typedef unsigned char   UCHAR;
typedef unsigned short  USHORT;
typedef unsigned long   ULONG;
typedef unsigned char   BOOL;

//*************************************************************************
// structure and union definitions
//*************************************************************************

typedef union _epp_flags
{
	struct _flags
	{
		unsigned char timer               	: 1;	//时间溢出
		unsigned char bus_reset           	: 1;	//总线复位标志
		unsigned char suspend             	: 1;	//挂起改变标志
		unsigned char setup_packet  	  	: 1;	//收到setup包
		unsigned char remote_wakeup		   	: 1;	//远程唤醒标志(未使用)
		unsigned char in_isr		      	: 1;	//USB中断服务标志
		unsigned char control_state			: 2;	//控制端点处理状态

		unsigned char configuration			: 1;	//配置标志(0:未配置,1:已配置)
		unsigned char verbose				: 1;	//未使用
		unsigned char ep1_rxdone			: 1;
		unsigned char ep2_rxdone			:1; 		//端点2收到数据标志
		unsigned char ep1buf_full      		:1;			//端点1输出双缓冲区满标志
		unsigned char ep2buf_full			:1; 		//端点2输出双缓冲区满标志
		unsigned char setup_dma				: 2; // V2.3
		unsigned char dma_state      		: 2;
		unsigned char power_down			: 1; // Smart Board
	} bits;
	unsigned short value;
} EPPFLAGS;

typedef struct _device_request
{
	unsigned char bmRequestType;	//请求类型(数据传输方向,类型,接收器)
	unsigned char bRequest;			//USB请求
	unsigned short wValue;			//USB请求值
	unsigned short wIndex;			//USB请求索引
	unsigned short wLength;			//计数长度
} DEVICE_REQUEST;

typedef struct _IO_REQUEST {
	unsigned short	uAddressL;
	unsigned char	bAddressH;
	unsigned short	uSize;
	unsigned char	bCommand;
} IO_REQUEST, *PIO_REQUEST;

typedef struct _control_xfer
{
	DEVICE_REQUEST DeviceRequest;					//USB设备请求结构体,8字节
	unsigned short wLength;							//传输数据总字节数
	unsigned short wCount;							//传输字节数统计
	unsigned char * pData;							//传输数据的指针
	unsigned char dataBuffer[MAX_CONTROLDATA_SIZE];	//请求的数据
} CONTROL_XFER;


//*************************************************************************
// USB utility functions
//*************************************************************************

extern void	fn_usb_isr(void);
//__interrupt void fn_usb_isr();

extern void suspend_change(void);
extern void stall_ep0(void);
extern void disconnect_USB(void);
extern void connect_USB(void);
extern void reconnect_USB(void);
extern void init_unconfig(void);
extern void init_config(void);
extern void single_transmit(unsigned char * pData, unsigned char len);
extern void code_transmit(unsigned char * pRomData, unsigned short len);

extern void control_handler();
extern void check_key_LED(void);
extern void setup_dma();

void dma_start(PIO_REQUEST);

typedef struct _TWAIN_FILEINFO {
	unsigned char	bPage;    // bPage bit 7 - 5 map to uSize bit 18 - 16
	unsigned char	uSizeH;    // uSize bit 15 - 8
	unsigned char	uSizeL;    // uSize bit 7 - 0
} TWAIN_FILEINFO, *PTWAIN_FILEINFO;

#endif