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/******************** (C) COPYRIGHT 2008 STMicroelectronics ********************
* File Name          : usb_prop.c
* Author             : MCD Application Team
* Date First Issued  : 10/01/2008 : V1.0
* Description        : All processings related to Virtual Com Port Demo
********************************************************************************
* History:
* 10/01/2008 : V1.0
********************************************************************************
* THE PRESENT SOFTWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME.
* AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT,
* INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE
* CONTENT OF SUCH SOFTWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING
* INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
*******************************************************************************/


/* Includes ------------------------------------------------------------------*/
#include "usb.h"
#include "usb_lib.h"
#include "usb_conf.h"
#include "usb_prop.h"
#include "usb_desc.h"
#include "usb_pwr.h"

/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
u32 Request = 0;

LINE_CODING linecoding =
  {
    57600,  /* baud rate*/
    0x00,  /* stop bits-1*/
    0x00,  /* parity - none*/
    0x08  /* no. of bits 8*/
  };
/* -------------------------------------------------------------------------- */
/*  Structures initializations */
/* -------------------------------------------------------------------------- */

DEVICE Device_Table = {
                        EP_NUM,
                        1
                      };

DEVICE_PROP Device_Property = {
                                Virtual_Com_Port_init,
                                Virtual_Com_Port_Reset,
                                Virtual_Com_Port_Status_In,
                                Virtual_Com_Port_Status_Out,
                                Virtual_Com_Port_Data_Setup,
                                Virtual_Com_Port_NoData_Setup,
                                Virtual_Com_Port_Get_Interface_Setting,
                                Virtual_Com_Port_GetDeviceDescriptor,
                                Virtual_Com_Port_GetConfigDescriptor,
                                Virtual_Com_Port_GetStringDescriptor,
                                0,
                                0x40 /*MAX PACKET SIZE*/
                              };
USER_STANDARD_REQUESTS User_Standard_Requests = {
      Virtual_Com_Port_GetConfiguration,
      Virtual_Com_Port_SetConfiguration,
      Virtual_Com_Port_GetInterface,
      Virtual_Com_Port_SetInterface,
      Virtual_Com_Port_GetStatus,
      Virtual_Com_Port_ClearFeature,
      Virtual_Com_Port_SetEndPointFeature,
      Virtual_Com_Port_SetDeviceFeature,
      Virtual_Com_Port_SetDeviceAddress
    };

ONE_DESCRIPTOR Device_Descriptor = {
                                     (u8*)Virtual_Com_Port_DeviceDescriptor,
                                     VIRTUAL_COM_PORT_SIZ_DEVICE_DESC
                                   };

ONE_DESCRIPTOR Config_Descriptor = {
                                     (u8*)Virtual_Com_Port_ConfigDescriptor,
                                     VIRTUAL_COM_PORT_SIZ_CONFIG_DESC
                                   };

ONE_DESCRIPTOR String_Descriptor[5] = {
                                        {(u8*)Virtual_Com_Port_StringLangID, VIRTUAL_COM_PORT_SIZ_STRING_LANGID},
                                        {(u8*)Virtual_Com_Port_StringVendor, VIRTUAL_COM_PORT_SIZ_STRING_VENDOR},
                                        {(u8*)Virtual_Com_Port_StringProduct, VIRTUAL_COM_PORT_SIZ_STRING_PRODUCT},
                                        {(u8*)Virtual_Com_Port_StringSerial, VIRTUAL_COM_PORT_SIZ_STRING_SERIAL}

                                      };
/* Extern variables ----------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
/* Extern function prototypes ------------------------------------------------*/
/* Private functions ---------------------------------------------------------*/
/*******************************************************************************
* Function Name  : Virtual_Com_Port_init
* Description    : Virtual_Com_Port Mouse init routine
* Input          : None.
* Output         : None.
* Return         : None.
*******************************************************************************/

void Virtual_Com_Port_init(void)
{

  pInformation->Current_Configuration = 0;
  /* Connect the device */
  PowerOn();
  /* USB interrupts initialization */
  _SetISTR(0);               /* clear pending interrupts */
  wInterrupt_Mask = IMR_MSK;
  _SetCNTR(wInterrupt_Mask); /* set interrupts mask */

  //UART0_Config_Default();
 
  bDeviceState = UNCONNECTED;
}
/*******************************************************************************
* Function Name  : Virtual_Com_Port_Reset
* Description    : Virtual_Com_Port Mouse reset routine
* Input          : None.
* Output         : None.
* Return         : None.
*******************************************************************************/

void Virtual_Com_Port_Reset(void)
{
  /* Set Virtual_Com_Port_DEVICE as not configured */
  pInformation->Current_Configuration = 0;
  pInformation->Current_Interface = 0;/*the default Interface*/
 
  /* Current Feature initialization */
  pInformation->Current_Feature = Virtual_Com_Port_ConfigDescriptor[7];
 
  SetBTABLE(BTABLE_ADDRESS);

  /* Initialize Endpoint 0 */
  SetEPType(ENDP0, EP_CONTROL);
  SetEPTxStatus(ENDP0, EP_TX_STALL);
  SetEPRxAddr(ENDP0, ENDP0_RXADDR);
  SetEPTxAddr(ENDP0, ENDP0_TXADDR);
  Clear_Status_Out(ENDP0);
  SetEPRxCount(ENDP0, Device_Property.MaxPacketSize);
  SetEPRxValid(ENDP0);

  /* Initialize Endpoint 1 */
  SetEPType(ENDP1, EP_BULK);
  SetEPTxAddr(ENDP1, ENDP1_TXADDR);
  SetEPTxStatus(ENDP1, EP_TX_NAK);
  SetEPRxStatus(ENDP1, EP_RX_DIS);

  /* Initialize Endpoint 2 */
  SetEPType(ENDP2, EP_INTERRUPT);
  SetEPTxAddr(ENDP2, ENDP2_TXADDR);
  SetEPRxStatus(ENDP2, EP_RX_DIS);
  SetEPTxStatus(ENDP2, EP_TX_NAK);

  /* Initialize Endpoint 3 */
  SetEPType(ENDP3, EP_BULK);
  SetEPRxAddr(ENDP3, ENDP3_RXADDR);
  SetEPRxCount(ENDP3, VIRTUAL_COM_PORT_DATA_SIZE);
  SetEPRxStatus(ENDP3, EP_RX_VALID);
  SetEPTxStatus(ENDP3, EP_TX_DIS);

  /* Set this device to response on default address */
  SetDeviceAddress(0);
  bDeviceState = ATTACHED;
}

/*******************************************************************************
* Function Name  : Virtual_Com_Port_SetConfiguration.
* Description    : Udpade the device state to configured.
* Input          : None.
* Output         : None.
* Return         : None.
*******************************************************************************/

void Virtual_Com_Port_SetConfiguration(void)
{
  DEVICE_INFO *pInfo = &Device_Info;

  if (pInfo->Current_Configuration != 0)
  {
    /* Device configured */
    bDeviceState = CONFIGURED;
  }
}
/*******************************************************************************
* Function Name  : Virtual_Com_Port_SetConfiguration.
* Description    : Udpade the device state to addressed.
* Input          : None.
* Output         : None.
* Return         : None.
*******************************************************************************/

void Virtual_Com_Port_SetDeviceAddress (void)
{
  bDeviceState = ADDRESSED;
}
/*******************************************************************************
* Function Name  : Virtual_Com_Port_Status_In
* Description    :
* Input          : None.
* Output         : None.
* Return         : None.
*******************************************************************************/

void Virtual_Com_Port_Status_In(void)
{
  if (Request == SET_LINE_CODING)
  {
    //UART0_Config();
    Request = 0;
  }
}
/*******************************************************************************
* Function Name  : Virtual_Com_Port_Status_Out
* Description    :
* Input          : None.
* Output         : None.
* Return         : None.
*******************************************************************************/

void Virtual_Com_Port_Status_Out (void)
{}
/*******************************************************************************
* Function Name  : Virtual_Com_Port_Data_Setup
* Description    : handle the data class specific requests
* Input          : Request Nb.
* Output         : None.
* Return         : USB_UNSUPPORT or USB_SUCCESS.
*******************************************************************************/

RESULT Virtual_Com_Port_Data_Setup(u8 RequestNo)
{
  u8 *(*CopyRoutine)(u16);

  CopyRoutine = NULL;

  if (RequestNo == GET_LINE_CODING)
  {
    if (Type_Recipient == (CLASS_REQUEST | INTERFACE_RECIPIENT))
      CopyRoutine = Virtual_Com_Port_GetLineCoding;
  }
  else if (RequestNo == SET_LINE_CODING)
  {
    if (Type_Recipient == (CLASS_REQUEST | INTERFACE_RECIPIENT))
      CopyRoutine = Virtual_Com_Port_SetLineCoding;
    Request = SET_LINE_CODING;
  }

  if (CopyRoutine == NULL) return USB_UNSUPPORT;

  pInformation->Ctrl_Info.CopyData = CopyRoutine;
  pInformation->Ctrl_Info.Usb_wOffset = 0;
  (*CopyRoutine)(0);
  return USB_SUCCESS;
}
/*******************************************************************************
* Function Name  : Virtual_Com_Port_NoData_Setup
* Description    : handle the no data class specific requests
* Input          : Request Nb.
* Output         : None.
* Return         : USB_UNSUPPORT or USB_SUCCESS.
*******************************************************************************/

RESULT Virtual_Com_Port_NoData_Setup(u8 RequestNo)
{

  if (Type_Recipient == (CLASS_REQUEST | INTERFACE_RECIPIENT))
  {
    if (RequestNo == SET_COMM_FEATURE) return USB_SUCCESS;
    else if (RequestNo == SET_CONTROL_LINE_STATE) return USB_SUCCESS;
  }

  return USB_UNSUPPORT;
}
/*******************************************************************************
* Function Name  : Virtual_Com_Port_GetDeviceDescriptor.
* Description    : Gets the device descriptor.
* Input          : Length
* Output         : None.
* Return         : The address of the device descriptor.
*******************************************************************************/

u8 *Virtual_Com_Port_GetDeviceDescriptor(u16 Length)
{
  return Standard_GetDescriptorData(Length, &Device_Descriptor);
}
/*******************************************************************************
* Function Name  : Virtual_Com_Port_GetConfigDescriptor.
* Description    : get the configuration descriptor.
* Input          : Length
* Output         : None.
* Return         : The address of the configuration descriptor.
*******************************************************************************/

u8 *Virtual_Com_Port_GetConfigDescriptor(u16 Length)
{
  return Standard_GetDescriptorData(Length, &Config_Descriptor);
}
/*******************************************************************************
* Function Name  : Virtual_Com_Port_GetStringDescriptor
* Description    : Gets the string descriptors according to the needed index
* Input          : Length
* Output         : None.
* Return         : The address of the string descriptors.
*******************************************************************************/

u8 *Virtual_Com_Port_GetStringDescriptor(u16 Length)
{
  u8 wValue0 = pInformation->USBwValue0;

  if (wValue0 > 5)
  {
    return NULL;
  }
  else
  {
    return Standard_GetDescriptorData(Length, &String_Descriptor[wValue0]);
  }
}
/*******************************************************************************
* Function Name  : Virtual_Com_Port_Get_Interface_Setting.
* Description    : test the interface and the alternate setting according to the
*                  supported one.
* Input1         : u8: Interface : interface number.
* Input2         : u8: AlternateSetting : Alternate Setting number.
* Output         : None.
* Return         : The address of the string descriptors.
*******************************************************************************/

RESULT Virtual_Com_Port_Get_Interface_Setting(u8 Interface, u8 AlternateSetting)
{
  if (AlternateSetting > 0)
  {
    return USB_UNSUPPORT;
  }
  else if (Interface > 1)
  {
    return USB_UNSUPPORT;
  }
  return USB_SUCCESS;
}
/*******************************************************************************
* Function Name  : Virtual_Com_Port_GetLineCoding.
* Description    : send the linecoding structure to the PC host.
* Input          : Length
* Output         : None.
* Return         : Inecoding structure base address.
*******************************************************************************/

u8 *Virtual_Com_Port_GetLineCoding(u16 Length)
{
  if (Length == 0)
  {
    pInformation->Ctrl_Info.Usb_wLength = sizeof(linecoding);
    return NULL;
  }
  return(u8 *)&linecoding;
}
/*******************************************************************************
* Function Name  : Virtual_Com_Port_SetLineCoding.
* Description    : Set the linecoding structure fields.
* Input          : Length
* Output         : None
* Return         : Linecoding structure base address.
*******************************************************************************/

u8 *Virtual_Com_Port_SetLineCoding(u16 Length)
{
  if (Length == 0)
  {
    pInformation->Ctrl_Info.Usb_wLength = sizeof(linecoding);
    return NULL;
  }
  return(u8 *)&linecoding;
}

/******************* (C) COPYRIGHT 2008 STMicroelectronics *****END OF FILE****/