usbdebug.c

ISP1581设计的大容量存储器固件程序。 包含以下文件： d14.h i2c.c i2c.h init.c intrpt.c kernel.c

             break;
        case  DEVICE_REMOTE_WAKEUP :                                                                          USB_Device.BITS.Remote_Wakeup = 1;
                    D14_Cntrl_Reg.D14_ENDPT_INDEX = 1;
	                D14_Cntrl_Reg.D14_CONTROL_FUNCTION.BITS.STATUS = 1;
                    //end of status stage
                    while(!USB_Int_Flag.BITS.EP0TX)
                    {
                       if(USB_Int_Flag.BITS.SUSP || USB_Int_Flag.BITS.RESET)
                       return;
                    }
                    USB_Int_Flag.BITS.EP0TX = 0;
             break;
       default                    :
                    D14_Cntrl_Reg.D14_ENDPT_INDEX = 1;
	                D14_Cntrl_Reg.D14_CONTROL_FUNCTION.BITS.STALL = 1;
                    while(!USB_Int_Flag.BITS.EP0SETUP)
                    {
                      if(USB_Int_Flag.BITS.SUSP || USB_Int_Flag.BITS.RESET)
                        return;
                   }
                    USB_Int_Flag.BITS.EP0TX = 0;
              break;
	      }
    	 break;
     case  USB_Configured :
           if(USB_Device_Request.wLength != 0)
         break;
         switch(USB_Device_Request.wValue)
           {
           case  TEST_MODE      :
    	         if(USB_Device_Request.wIndex <= 5 && USB_Device_Request.wIndex != 0)
			     {
                    switch(USB_Device_Request.wIndex)
                          {
                            case  TEST_J   :
                                    D14_Cntrl_Reg.D14_ENDPT_INDEX = 1;
		                            D14_Cntrl_Reg.D14_CONTROL_FUNCTION.BITS.STATUS = 1;
                                    D14_Cntrl_Reg.D14_TEST_MODE.BITS.FORCEHS = 1;
		                            D14_Cntrl_Reg.D14_TEST_MODE.BITS.JSTATE = 1;
                                    EA = 0;
                                     while(1);
                            case  TEST_K  :
                                    D14_Cntrl_Reg.D14_ENDPT_INDEX = 1;
		                            D14_Cntrl_Reg.D14_CONTROL_FUNCTION.BITS.STATUS = 1;
                                    D14_Cntrl_Reg.D14_TEST_MODE.BITS.FORCEHS = 1;
		                            D14_Cntrl_Reg.D14_TEST_MODE.BITS.KSTATE = 1;
		                            EA = 0;
                                    while(1);
                           case  TEST_SE0_NAK  :
                                    D14_Cntrl_Reg.D14_ENDPT_INDEX = 1;
		                            D14_Cntrl_Reg.D14_CONTROL_FUNCTION.BITS.STATUS = 1;
                                    D14_Cntrl_Reg.D14_TEST_MODE.BITS.FORCEHS = 1;
		                            D14_Cntrl_Reg.D14_TEST_MODE.BITS.SE0_NAK = 1;
                                    EA = 0;
                                     while(1);
                           case  TEST_PACKET  :
                                    D14_Cntrl_Reg.D14_ENDPT_INDEX = 1;
		                            D14_Cntrl_Reg.D14_CONTROL_FUNCTION.BITS.STATUS = 1;
                                    while(!USB_Int_Flag.BITS.EP0TX);
                                    USB_Int_Flag.BITS.EP0TX = 0;
                                    D14_Cntrl_Reg.D14_ENDPT_INDEX = 1;
                                    D14_Cntrl_Reg.D14_BUFFER_LENGTH_LSB = 56;
                                    D14_Cntrl_Reg.D14_BUFFER_LENGTH_MSB = 0;
        							Descriptor_Ptr = &Test_Packet[0];
                                    for(count = 0 ; count < 56 ; count++)
                                    {
                                      D14_Cntrl_Reg.D14_DATA_PORT_LSB = *Descriptor_Ptr;	//fill up FIFO
                                      Descriptor_Ptr++;
                                    };
                                    D14_Cntrl_Reg.D14_TEST_MODE.BITS.FORCEHS = 1;
                                    D14_Cntrl_Reg.D14_TEST_MODE.BITS.PRBS = 1;
                                    EA = 0;
                                    while(1);
                             case  TEST_FORCE_ENABLE  :                                 
                                    D14_Cntrl_Reg.D14_ENDPT_INDEX = 0;
                                    D14_Cntrl_Reg.D14_CONTROL_FUNCTION.BITS.STATUS = 1;
                                     //D14_Cntrl_Reg.D14_ENDPT_INDEX = 1;
                             default  :
                                break;
                        }
                   }
                   break;
          case  ENDPOINT_HALT        :
                 USB_Device.BITS.Halt = 1;
	            D14_Cntrl_Reg.D14_ENDPT_INDEX = 1;
	            D14_Cntrl_Reg.D14_CONTROL_FUNCTION.BITS.STATUS = 1;
                //end of status stage
               while(!USB_Int_Flag.BITS.EP0TX)
              {
                 if(USB_Int_Flag.BITS.SUSP || USB_Int_Flag.BITS.RESET)
                 return;
              }
               USB_Int_Flag.BITS.EP0TX = 0;
            break;
        case  DEVICE_REMOTE_WAKEUP :
              USB_Device.BITS.Remote_Wakeup = 1;
              D14_Cntrl_Reg.D14_ENDPT_INDEX = 1;
              D14_Cntrl_Reg.D14_CONTROL_FUNCTION.BITS.STATUS = 1;
              //end of status stage
              while(!USB_Int_Flag.BITS.EP0TX)
	            {
     	          if(USB_Int_Flag.BITS.SUSP || USB_Int_Flag.BITS.RESET)
         		  return;
                 }
              USB_Int_Flag.BITS.EP0TX = 0;
             break;
         default                    :
               D14_Cntrl_Reg.D14_ENDPT_INDEX = 1;
		       D14_Cntrl_Reg.D14_CONTROL_FUNCTION.BITS.STALL = 1;
               		while(!USB_Int_Flag.BITS.EP0SETUP)
                	{
                   		if(USB_Int_Flag.BITS.SUSP || USB_Int_Flag.BITS.RESET)
                   		return;
                 		}
               			USB_Int_Flag.BITS.EP0TX = 0;
             			break;
          			}
          			break;
    			default              :
       				break;
       		}
          break;
	case	Set_Descriptor	:
								fn_Not_Implemented();
			break;		
	case	Get_Interface	:
								if(USB_Device.BITS.State != USB_Configured)
									D14_Cntrl_Reg.D14_CONTROL_FUNCTION.BITS.STALL = 1;
								else
									Get_Interface_Request();
		    break;
	case	Set_Interface	:
								if(USB_Device.BITS.State != USB_Configured)
									D14_Cntrl_Reg.D14_CONTROL_FUNCTION.BITS.STALL = 1;
								else
									Set_Interface_Request();
			break;
	case	Synch_Frame		:
								Process_Synch_Frame();
			break;
	default:
			break;			
	}
}

//***********************************************************************
//*										    							*
//*	Routine 	:                                                		*
//*	Input		: None                   								*
//*	Output		: None                                					*
//*	Function	:                                            			*
//*																		*
//***********************************************************************

void	fn_Not_Implemented(void)
{
}

		
					 
//***********************************************************************
//*										    							*
//*	Routine 	:                                                		*
//*	Input		: None                   								*
//*	Output		: None                                					*
//*	Function	:                                            			*
//*																		*
//***********************************************************************

void Send_Device_Status(void)
{


	Temp = 0;
	Temp = USB_Device.BITS.Remote_Wakeup;
	Temp <<= 1;
	Temp |= USB_Device.BITS.Self_Powered;

	D14_Cntrl_Reg.D14_ENDPT_INDEX = 1;

	D14_Cntrl_Reg.D14_BUFFER_LENGTH_LSB = 2;
	D14_Cntrl_Reg.D14_BUFFER_LENGTH_MSB = 0;

	D14_Cntrl_Reg.D14_DATA_PORT_LSB = (UC) Temp;
	D14_Cntrl_Reg.D14_DATA_PORT_MSB = (UC) (Temp >> 8);

	while(!USB_Int_Flag.BITS.EP0TX);					//In Token Ack detected
         USB_Int_Flag.BITS.EP0TX = 0;
         
	D14_Cntrl_Reg.D14_ENDPT_INDEX = 0;
	D14_Cntrl_Reg.D14_CONTROL_FUNCTION.BITS.STATUS = 1;

	D14_Cntrl_Reg.D14_ENDPT_INDEX = 1;
	D14_Cntrl_Reg.D14_CONTROL_FUNCTION.BITS.STALL = 1;	


}

//***********************************************************************
//*										    							*
//*	Routine 	:                                                		*
//*	Input		: None                   								*
//*	Output		: None                                					*
//*	Function	:                                            			*
//*																		*
//***********************************************************************

void Send_Interface_Status(void)
{

	D14_Cntrl_Reg.D14_ENDPT_INDEX = 1;

	D14_Cntrl_Reg.D14_BUFFER_LENGTH_LSB = 2;
	D14_Cntrl_Reg.D14_BUFFER_LENGTH_MSB = 0;

	D14_Cntrl_Reg.D14_DATA_PORT_LSB = 0;
	D14_Cntrl_Reg.D14_DATA_PORT_MSB = 0;

	while(!USB_Int_Flag.BITS.EP0TX);					//In Token Ack detected
         USB_Int_Flag.BITS.EP0TX = 0;
         
	D14_Cntrl_Reg.D14_ENDPT_INDEX = 0;
	D14_Cntrl_Reg.D14_CONTROL_FUNCTION.BITS.STATUS = 1;

	D14_Cntrl_Reg.D14_ENDPT_INDEX = 1;
	D14_Cntrl_Reg.D14_CONTROL_FUNCTION.BITS.STALL = 1;

}	


//***********************************************************************
//*										    							*
//*	Routine 	:                                                		*
//*	Input		: None                   								*
//*	Output		: None                                					*
//*	Function	:                                            			*
//*																		*
//***********************************************************************

void Send_Endpoint_Status(void)
{

	Temp = 0;
	Temp = USB_Device.BITS.Halt;
	
	D14_Cntrl_Reg.D14_ENDPT_INDEX = 1;

	D14_Cntrl_Reg.D14_BUFFER_LENGTH_LSB = 2;
	D14_Cntrl_Reg.D14_BUFFER_LENGTH_MSB = 0;

	D14_Cntrl_Reg.D14_DATA_PORT_LSB = (UC) Temp;
	D14_Cntrl_Reg.D14_DATA_PORT_MSB = (UC) (Temp >> 8);

	while(!USB_Int_Flag.BITS.EP0TX);					//In Token Ack detected
         USB_Int_Flag.BITS.EP0TX = 0;

	D14_Cntrl_Reg.D14_ENDPT_INDEX = 0;
	D14_Cntrl_Reg.D14_CONTROL_FUNCTION.BITS.STATUS = 1;

	D14_Cntrl_Reg.D14_ENDPT_INDEX = 1;
	D14_Cntrl_Reg.D14_CONTROL_FUNCTION.BITS.STALL = 1;

}	




//***********************************************************************
//*										    							*
//*	Routine 	:                                                		*
//*	Input		: None                   								*
//*	Output		: None                                					*
//*	Function	:                                            			*
//*																		*
//***********************************************************************

void Send_Qualifier_Descriptor(void)
{
	Descriptor_Ptr = &Device_Qualifier_HS_Info[0];	//set pointer to device Qualifier
	count = *Descriptor_Ptr;							//read in descriptor length
	D14_Cntrl_Reg.D14_ENDPT_INDEX = 1;
	if(USB_Device_Request.wLength < 0x0a)
	
		count = USB_Device_Request.wLength;
	D14_Cntrl_Reg.D14_BUFFER_LENGTH_LSB = count;
	D14_Cntrl_Reg.D14_BUFFER_LENGTH_MSB = 0;
	while(count != 0)
	{

		D14_Cntrl_Reg.D14_DATA_PORT_LSB = *Descriptor_Ptr;	//fill up FIFO
		Descriptor_Ptr++;
		count--;
	};

	while(!USB_Int_Flag.BITS.EP0TX);					//In Token Ack detected
         USB_Int_Flag.BITS.EP0TX = 0;
         
	D14_Cntrl_Reg.D14_ENDPT_INDEX = 0;
	D14_Cntrl_Reg.D14_CONTROL_FUNCTION.BITS.STATUS = 1;

//	D14_Cntrl_Reg.D14_ENDPT_INDEX = 1;
//	D14_Cntrl_Reg.D14_CONTROL_FUNCTION.BITS.STALL = 1;
}


//***********************************************************************
//*										    							*
//*	Routine 	:                                                		*
//*	Input		: None                   								*
//*	Output		: None                                					*
//*	Function	:                                            			*
//*																		*
//***********************************************************************
void Send_HS_Configuration_Descriptor(void)
{
	Temp = 64;
	Descriptor_Ptr = &HS_Config_Descriptor[0];	//set pointer to configuration descriptor
	count = *Descriptor_Ptr;							//get configuration Descriptor length
	D14_Cntrl_Reg.D14_ENDPT_INDEX = 1;

	if(count >= USB_Device_Request.wLength)				//Send only Configuration descriptor
	{
		D14_Cntrl_Reg.D14_BUFFER_LENGTH_LSB = (UC) USB_Device_Request.wLength;
		D14_Cntrl_Reg.D14_BUFFER_LENGTH_MSB = (UC) (USB_Device_Request.wLength >> 8);
			
		for(count = 0 ; count < USB_Device_Request.wLength ; count++)
		{
			D14_Cntrl_Reg.D14_DATA_PORT_LSB = *Descriptor_Ptr;
			Descriptor_Ptr++;
		}
       	while(!USB_Int_Flag.BITS.EP0TX);					//In Token Ack detected
             USB_Int_Flag.BITS.EP0TX = 0;
                  
		D14_Cntrl_Reg.D14_ENDPT_INDEX = 0;
		D14_Cntrl_Reg.D14_CONTROL_FUNCTION.BITS.STATUS = 1;

		D14_Cntrl_Reg.D14_ENDPT_INDEX = 1;
		D14_Cntrl_Reg.D14_CONTROL_FUNCTION.BITS.STALL = 1;
			
	}
	else //send Configuration + Interfaces + Endpoints descriptor
	{

		if(USB_Device_Request.wLength >= 32)
		{
			while(count != 0)
			{
				D14_Cntrl_Reg.D14_DATA_PORT_LSB = *Descriptor_Ptr;
				count--;
				Descriptor_Ptr++;
				Temp--;

				if(Temp == 0)
				{
                   	while(!USB_Int_Flag.BITS.EP0TX);
					USB_Int_Flag.BITS.EP0TX = 0;
				}
			}

			Descriptor_Ptr = &HS_Interface_Descriptor_Default[0]; //set pointer to interface descriptor
			count = *Descriptor_Ptr;	//get the descriptor count
			while(count != 0)
			{
				D14_Cntrl_Reg.D14_DATA_PORT_LSB = *Descriptor_Ptr;
				count--;
				Descriptor_Ptr++;
				Temp--;

				if(Temp == 0)
				{
                   	while(!USB_Int_Flag.BITS.EP0TX);
					USB_Int_Flag.BITS.EP0TX = 0;
				}
			}

			Descriptor_Ptr = &Iso_In_Zero_Descriptor[0]; //set pointer to interface descriptor
			count = *Descriptor_Ptr;	//read in descriptor length

			while(count != 0)
			{
				D14_Cntrl_Reg.D14_DATA_PORT_LSB = *Descriptor_Ptr;
				count--;
				Descriptor_Ptr++;
				Temp--;