www.pudn.com > pdiusbd12 source.rar > MAINLOOP.H

/* 
   //************************************************************************* 
   // 
   //                  P H I L I P S   P R O P R I E T A R Y 
   // 
   //           COPYRIGHT (c)   1997 BY PHILIPS SINGAPORE. 
   //                     --  ALL RIGHTS RESERVED  -- 
   // 
   // File Name:        MAINLOOP.H 
   // Author:           Wenkai Du 
   // Created:          19 Dec 97 
   // Modified: 
   // Revision: 		2.3 
   // 
   //************************************************************************* 
   // 
   // 98/11/25			Added DMA disable bit. (WK) 
   // 99/02/10			bEPPflag.bits.setup_dma changed to 2 bits. (WK) 
   //************************************************************************* 
   */ 
 
 
#ifndef __MAINLOOP_H__ 
#define __MAINLOOP_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   4 
#define EP1_RX_FIFO_SIZE   4 
#define EP1_PACKET_SIZE    4 
 
#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 
 
/* 
   //************************************************************************* 
   // 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)) 
 
#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; 
		unsigned char bus_reset           	: 1; 
		unsigned char suspend             	: 1; 
		unsigned char setup_packet  	  	: 1; 
		unsigned char remote_wakeup		   	: 1; 
		unsigned char in_isr		      	: 1; 
		unsigned char control_state			: 2; 
 
		unsigned char configuration			: 1; 
		unsigned char verbose				: 1; 
		unsigned char ep1_rxdone			: 1; 
		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; 
	unsigned char bRequest; 
	unsigned short wValue; 
	unsigned short wIndex; 
	unsigned short wLength; 
} DEVICE_REQUEST; 
 
typedef struct _IO_REQUEST { 
	unsigned short	uAddressL; 
	unsigned char	bAddressH; 
	unsigned short	uSize; 
	unsigned char	bCommand; 
} IO_REQUEST, *PIO_REQUEST; 
 
#define MAX_CONTROLDATA_SIZE	8 
 
typedef struct _control_xfer 
{ 
	DEVICE_REQUEST DeviceRequest; 
	unsigned short wLength; 
	unsigned short wCount; 
	unsigned char * pData; 
	unsigned char dataBuffer[MAX_CONTROLDATA_SIZE]; 
} CONTROL_XFER; 
 
/* 
   //************************************************************************* 
   // USB utility functions 
   //************************************************************************* 
*/ 
 
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 code * pRomData, unsigned short len); 
 
extern void control_handler(); 
extern void check_key_LED(void); 
extern void setup_dma(); 
 
void dma_start(PIO_REQUEST); 
 
#define IN_TOKEN_DMA 	1 
#define OUT_TOKEN_DMA 	0 
 
#define DMA_BUFFER_SIZE		256 
 
#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 
 
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