tinyUSB/tinyusb/device/dcd.c

/**************************************************************************/
/*!
    @file     dcd.c
    @author   hathach (tinyusb.org)

    @section LICENSE

    Software License Agreement (BSD License)

    Copyright (c) 2013, hathach (tinyusb.org)
    All rights reserved.

    Redistribution and use in source and binary forms, with or without
    modification, are permitted provided that the following conditions are met:
    1. Redistributions of source code must retain the above copyright
    notice, this list of conditions and the following disclaimer.
    2. Redistributions in binary form must reproduce the above copyright
    notice, this list of conditions and the following disclaimer in the
    documentation and/or other materials provided with the distribution.
    3. Neither the name of the copyright holders nor the
    names of its contributors may be used to endorse or promote products
    derived from this software without specific prior written permission.

    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
    EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
    WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
    DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
    DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
    INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
    LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION HOWEVER CAUSED AND
    ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
    INCLUDING NEGLIGENCE OR OTHERWISE ARISING IN ANY WAY OUT OF THE USE OF THIS
    SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

	This file is part of the tinyusb stack.
*/
/**************************************************************************/

#include "dcd.h"

#if 0

#include "descriptors.h" // TODO refractor later

#define USB_ROM_SIZE (1024*2) // TODO dcd abstract later
uint8_t usb_RomDriver_buffer[USB_ROM_SIZE] ATTR_ALIGNED(2048) TUSB_CFG_ATTR_USBRAM;
USBD_HANDLE_T romdriver_hdl;
static volatile bool isConfigured = false;

/**************************************************************************/
/*!
    @brief Handler for the USB Configure Event
*/
/**************************************************************************/
ErrorCode_t USB_Configure_Event (USBD_HANDLE_T hUsb)
{
  USB_CORE_CTRL_T* pCtrl = (USB_CORE_CTRL_T*)hUsb;
  if (pCtrl->config_value)
  {
    #if defined(DEVICE_CLASS_HID)
    ASSERT( TUSB_ERROR_NONE == tusb_hid_configured(hUsb), ERR_FAILED );
    #endif

    #ifdef TUSB_CFG_DEVICE_CDC
    ASSERT( TUSB_ERROR_NONE == tusb_cdc_configured(hUsb), ERR_FAILED );
    #endif
  }

  isConfigured = true;

  return LPC_OK;
}

/**************************************************************************/
/*!
    @brief Handler for the USB Reset Event
*/
/**************************************************************************/
ErrorCode_t USB_Reset_Event (USBD_HANDLE_T hUsb)
{
  isConfigured = false;
  return LPC_OK;
}

tusb_error_t dcd_init(uint8_t coreid)
{
#ifdef DEVICE_ROMDRIVER // TODO refractor later
  /* ROM DRIVER INIT */
  uint32_t membase = (uint32_t) usb_RomDriver_buffer;
  uint32_t memsize = USB_ROM_SIZE;

  USBD_API_INIT_PARAM_T usb_param =
  {
    .usb_reg_base        = NXP_ROMDRIVER_REG_BASE,
    .max_num_ep          = USB_MAX_EP_NUM,
    .mem_base            = membase,
    .mem_size            = memsize,

    .USB_Configure_Event = USB_Configure_Event,
    .USB_Reset_Event     = USB_Reset_Event
  };

  USB_CORE_DESCS_T DeviceDes =
  {
    .device_desc      = (uint8_t*) &USB_DeviceDescriptor,
    .string_desc      = (uint8_t*) &USB_StringDescriptor,
    .full_speed_desc  = (uint8_t*) &USB_FsConfigDescriptor,
    .high_speed_desc  = (uint8_t*) &USB_FsConfigDescriptor,
    .device_qualifier = NULL
  };

  /* USB hardware core initialization */
  ASSERT(LPC_OK == ROM_API->hw->Init(&romdriver_hdl, &DeviceDes, &usb_param), TUSB_ERROR_FAILED);

  membase += (memsize - usb_param.mem_size);
  memsize = usb_param.mem_size;

  /* Initialise the class driver(s) */
  #ifdef TUSB_CFG_DEVICE_CDC
  ASSERT_STATUS( tusb_cdc_init(romdriver_hdl, &USB_FsConfigDescriptor.CDC_CCI_Interface,
            &USB_FsConfigDescriptor.CDC_DCI_Interface, &membase, &memsize) );
  #endif

  #ifdef TUSB_CFG_DEVICE_HID_KEYBOARD
  ASSERT_STATUS( tusb_hid_init(romdriver_hdl , &USB_FsConfigDescriptor.HID_KeyboardInterface ,
            HID_KeyboardReportDescriptor, USB_FsConfigDescriptor.HID_KeyboardHID.DescriptorList[0].wDescriptorLength,
            &membase , &memsize) );
  #endif

  #ifdef TUSB_CFG_DEVICE_HID_MOUSE
  ASSERT_STATUS( tusb_hid_init(romdriver_hdl , &USB_FsConfigDescriptor.HID_MouseInterface    ,
            HID_MouseReportDescriptor, USB_FsConfigDescriptor.HID_MouseHID.DescriptorList[0].wDescriptorLength,
            &membase , &memsize) );
  #endif

  hal_interrupt_enable(); /* Enable the USB interrupt */

  /* Perform USB soft connect */
  ROM_API->hw->Connect(romdriver_hdl, 1);
#endif

  return TUSB_ERROR_NONE;
}

/**************************************************************************/
/*!
    @brief Indicates whether USB is configured or not
*/
/**************************************************************************/
bool usb_isConfigured(void)
{
  return isConfigured;
}

#endif