text: /****************************************************************************
   * configs/freedom-k66f/src/k66_usbmsc.c
   *
   *   Copyright (C) 2016-2017 Gregory Nutt. All rights reserved.
   *   Authors: Gregory Nutt <gnutt@nuttx.org>
   *            David Sidrane <david_s5@nscdg.com>
   *
   * Configure and register the Kinetis MMC/SD block driver.
   *
   * 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 NuttX 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 AND CONTRIBUTORS
   * "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 OWNER OR CONTRIBUTORS 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.
   *
   ****************************************************************************/
  
  /****************************************************************************
   * Included Files
   ****************************************************************************/
  
  #include <nuttx/config.h>
  
  #include <stdio.h>
  #include <syslog.h>
  #include <errno.h>
  
  #include <nuttx/board.h>
  #include <nuttx/sdio.h>
  #include <nuttx/mmcsd.h>
  
  #include "kinetis.h"
  
  /****************************************************************************
   * Pre-processor Definitions
   ****************************************************************************/
  
  /* Configuration ************************************************************/
  
  #ifndef CONFIG_SYSTEM_USBMSC_DEVMINOR1
  #  define CONFIG_SYSTEM_USBMSC_DEVMINOR1 0
  #endif
  
  /* SLOT number(s) could depend on the board configuration */
  
  #ifdef CONFIG_ARCH_BOARD_FREEDOM_K66F
  #  undef k66_MMCSDSLOTNO
  #  define k66_MMCSDSLOTNO 0
  #else
     /* Add configuration for new Kinetis boards here */
  #  error "Unrecognized Kinetis board"
  #endif
  
  /****************************************************************************
   * Public Functions
   ****************************************************************************/
  
  /****************************************************************************
   * Name: board_usbmsc_initialize
   *
   * Description:
   *   Perform architecture specific initialization as needed to establish
   *   the mass storage device that will be exported by the USB MSC device.
   *
   ****************************************************************************/
  
  int board_usbmsc_initialize(int port)
  {
    /* If system/usbmsc is built as an NSH command, then SD slot should
     * already have been initialized in board_app_initialize() (see k66_appinit.c).
     * In this case, there is nothing further to be done here.
     */
  
  #ifndef CONFIG_NSH_BUILTIN_APPS
  #  warning "Missing logic"
  #endif /* CONFIG_NSH_BUILTIN_APPS */
  
     return OK;
  }
  