CDCDSerialDriver.c

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/* ---------------------------------------------------------------------------- */
/*                  Atmel Microcontroller Software Support                      */
/*                       SAM Software Package License                           */
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/* Copyright (c) 2015, Atmel Corporation                                        */
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/*------------------------------------------------------------------------------
 *         Headers
 *------------------------------------------------------------------------------*/

#include "CDCDSerialDriver.h"

#include <USBLib_Trace.h>
#include <USBDDriver.h>
#include <USBD_HAL.h>

/*------------------------------------------------------------------------------
 *         Types
 *------------------------------------------------------------------------------*/

/*------------------------------------------------------------------------------
 *         Internal variables
 *------------------------------------------------------------------------------*/

/*------------------------------------------------------------------------------
 *         Internal functions
 *------------------------------------------------------------------------------*/

/*------------------------------------------------------------------------------
 *         Exported functions
 *------------------------------------------------------------------------------*/

void CDCDSerialDriver_Initialize(const USBDDriverDescriptors *pDescriptors)
{
        USBDDriver *pUsbd = USBD_GetDriver();

        /* Initialize the standard driver */
        USBDDriver_Initialize(pUsbd,
                                                  pDescriptors,
                                                  0); /* Multiple settings for interfaces not supported */

        CDCDSerial_Initialize(pUsbd, CDCDSerialDriver_CC_INTERFACE);

        /* Initialize the USB driver */
        USBD_Init();
}

void CDCDSerialDriver_ConfigurationChangedHandler(uint8_t cfgnum)
{
        USBDDriver *pUsbd = USBD_GetDriver();
        USBConfigurationDescriptor *pDesc;

        if (cfgnum) {
                pDesc = USBDDriver_GetCfgDescriptors(pUsbd, cfgnum);
                CDCDSerial_ConfigureFunction((USBGenericDescriptor *)pDesc,
                                                                         pDesc->wTotalLength);
        }
}

void CDCDSerialDriver_RequestHandler(const USBGenericRequest *request)
{
        USBDDriver *pUsbd = USBD_GetDriver();
        TRACE_INFO_WP("NewReq ");

        if (CDCDSerial_RequestHandler(request))
                USBDDriver_RequestHandler(pUsbd, request);
}