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/******************** (C) COPYRIGHT 2006 STMicroelectronics ********************
* File Name          : usb_prop.c
* Author             : MCD Application Team
* Date First Issued  : 10/01/2006 : V1.0
* Description        : All processings related to Virtual Com Port Demo
********************************************************************************
* History:
* 10/01/2006 : 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_lib.h"
#include "usb_desc.h"
#include "usb_pwr.h"
#include "usb_prop.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)
{
        u32 timeout = 0;
       
        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 */
        pInformation->Current_Feature = Virtual_Com_Port_ConfigDescriptor[7];
        /* Wait until device is configured */
        while (pInformation->Current_Configuration == 0 && (timeout++<600000)) NOP_Process();
        if(pInformation->Current_Configuration !=0) bDeviceState = CONFIGURED;
}
/*******************************************************************************
* 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*/
        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);
}
/*******************************************************************************
* 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)
        {
        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;
        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 2006 STMicroelectronics *****END OF FILE****/