fw.c

关于arm的一些基础的入门东西希望对初学者有好处

//-----------------------------------------------------------------------------
//	File:		fw.c
//	Contents:	Firmware frameworks task dispatcher and device request parser
//				source.
//
//	Copyright (c) 2002 Cypress Semiconductor, Inc. All rights reserved
//
// $Archive: /USB/ez811/firmware/Emb_Host/fw.c $
// $Date: 4/03/02 4:32p $
// $Revision: 1 $
//-----------------------------------------------------------------------------
#include "..\sl811\ezusb.h"
#include "..\sl811\ezregs.h"
#include "..\sl811\host_811.h"
#include "..\target\def.h"
#include "..\target\44blib.h"
#include "..\usbfat16\usbfat16.h"


volatile BOOL	GotSUD;
volatile BOOL	Sleep;	
		 BOOL	Rwuen;
		 BOOL	Selfpwr;	// Sleep mode enable flag

DWORD	pDeviceDscr;	// Pointer to Device Descriptor; Descriptors may be moved
DWORD	pConfigDscr;	
DWORD	pStringDscr;	

void SetupCommand(void);
void TD_Init(void);
void TD_Poll(void);  
BOOL TD_Suspend(void);
BOOL TD_Resume(void);

BOOL DR_GetDescriptor(void);
BOOL DR_SetConfiguration(void);
BOOL DR_GetConfiguration(void);
BOOL DR_SetInterface(void);
BOOL DR_GetInterface(void);
BOOL DR_GetStatus(void);
BOOL DR_ClearFeature(void);
BOOL DR_SetFeature(void);
BOOL DR_VendorCmnd(void);
BYTE SBUF[512];

void SL811Main(void)
{    int i;
     int x;
	int count=0;
	char buffer1[512];
	char buffer2[]="abcdefghijk";
	Uart_Printf("\nSL811HST Host MODE test.\n");
	Uart_Printf("Please insert a USB Device!\n");
	Uart_Printf("For example : USB Flash Disk, USB MOUSE, USB keyboard...\n") ;
	// Initialize Global States
	Sleep = FALSE;					// Disable sleep mode
	Rwuen = FALSE;					// Disable remote wakeup
	Selfpwr = FALSE;				// Disable self powered
	GotSUD = FALSE;					// Clear "Got setup data" flag

	// Initialize user device
	
	//EZUSB_IRQ_ENABLE();				// Enable USB interrupt (INT2)
	//EZUSB_ENABLE_RSMIRQ();			// Wake-up interrupt

	
	//Uart_Printf("Please ESC to exit..\n");	
  	// Task Dispatcher
		///Uart_GetKey() != ESC_KEY)		// Main Loop
	
	//USBReset();
		sl811h_init();
		 
		Uart_Printf("\nPlease insert a USB Device!\n");
		Uart_Printf("Press ESC key to Exit, other key to continue...\n");
		USBReset();
		if(Uart_Getch()==ESC_KEY)
		return;
		
		slave_detect();	
		 ////////
		  EZUSB_Delay(20);  		// Poll for any slave USB device attached to "SL811HS" Embedded Host
	
	     // UFI_INQUIRY();
	   //UFI_READCAPACITY();
	  // memset(SBUF,0,512);
	//  UFI_READ(0,SBUF);
	 // EZUSB_Delay(5000);
	//   Uart_Printf("零扇区的数据：\n");
	//  for(i=0;i<512;i++)
	//  {
	//  Uart_Printf("%x ,",SBUF[i]);
	//  }
	Uart_Printf("\nusbfatInit");
	
	  usbfatInit();
	  
	// Uart_Printf("\nusbfatInit over");
	 
	// x = usbfat_open("\\abcde\\456.txt");
	 // usbfat_read(x,buffer1,10);
	 // for(i=0;i<10;i++)
	 // Uart_Printf("%c,",buffer1[i]);
	 // Uart_Printf("x=%d",x);
	//  usbfat_write(x,buffer2,6);
	 // usbfat_close(x);
	 // x = usbfat_creat("\\abcde\\fang123.txt", 0x27);
	 /*for(i=0;i<512;i++)
	  {
	  if(i<30)
	  SBUF[i]=i;
	  else
	  SBUF[i]=0;
	  }*/
	 // UFI_WRITE(0,SBUF);
	 // EZUSB_Delay(2000);
	 //memset(SBUF,0,512);
	 // UFI_READ(0,SBUF);
	// usbfat_format(2,128,06);
	 //  EZUSB_Delay(20);
	// usbfatInit();
	 //fat16_USBflash_test();
	 
	//if(Uart_Getch()==ESC_KEY)
	// return;
	//fat16_USBflash_test();
  Uart_Printf("over");
	  
}