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RIOT/sys/auto_init/netif/auto_init_enc28j60.c 2.37 KB
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  /*
   * Copyright (C) 2015 Kaspar Schleiser <kaspar@schleiser.de>
   *               2015 Freie Universitรคt Berlin
   *
   * This file is subject to the terms and conditions of the GNU Lesser
   * General Public License v2.1. See the file LICENSE in the top level
   * directory for more details.
   *
   */
  
  /**
   * @ingroup     auto_init_gnrc_netif
   * @{
   *
   * @file
   * @brief       Auto initialization for ENC28j60 Ethernet devices
   *
   * @author      Kaspar Schleiser <kaspar@schleiser.de>
   * @author      Hauke Petersen <hauke.petersen@fu-berlin.de>
   */
  
  #ifdef MODULE_ENC28J60
  
  #include "log.h"
  #include "enc28j60.h"
  #include "enc28j60_params.h"
  #ifdef MODULE_GNRC_NETIF2
  #include "net/gnrc/netif2/ethernet.h"
  #else
  #include "net/gnrc/netdev.h"
  #include "net/gnrc/netdev/eth.h"
  #endif
  
  /**
   * @brief   Define stack parameters for the MAC layer thread
   * @{
   */
  #define ENC28J60_MAC_STACKSIZE   (THREAD_STACKSIZE_DEFAULT)
  #ifndef ENC28J60_MAC_PRIO
  #ifdef MODULE_GNRC_NETIF2
  #define ENC28J60_MAC_PRIO        (GNRC_NETIF2_PRIO)
  #else
  #define ENC28J60_MAC_PRIO        (GNRC_NETDEV_MAC_PRIO)
  #endif
  #endif
  /*** @} */
  
  /**
   * @brief   Find out how many of these devices we need to care for
   */
  #define ENC28J60_NUM    (sizeof(enc28j60_params) / sizeof(enc28j60_params[0]))
  
  /**
   * @brief   Allocate memory for the device descriptors
   * @{
   */
  static enc28j60_t dev[ENC28J60_NUM];
  #ifndef MODULE_GNRC_NETIF2
  static gnrc_netdev_t gnrc_adpt[ENC28J60_NUM];
  #endif
  /** @} */
  
  /**
   * @brief   Stacks for the MAC layer threads
   */
  static char stack[ENC28J60_NUM][ENC28J60_MAC_STACKSIZE];
  
  
  void auto_init_enc28j60(void)
  {
      for (unsigned i = 0; i < ENC28J60_NUM; i++) {
          LOG_DEBUG("[auto_init_netif] initializing enc28j60 #%u\n", i);
  
          /* setup netdev device */
          enc28j60_setup(&dev[i], &enc28j60_params[i]);
  #ifdef MODULE_GNRC_NETIF2
          gnrc_netif2_ethernet_create(stack[i], ENC28J60_MAC_STACKSIZE,
                                      ENC28J60_MAC_PRIO, "enc28j60",
                                      (netdev_t *)&dev[i]);
  #else
          /* initialize netdev <-> gnrc adapter state */
          gnrc_netdev_eth_init(&gnrc_adpt[i], (netdev_t *)&dev[i]);
          /* start gnrc netdev thread */
          gnrc_netdev_init(stack[i], ENC28J60_MAC_STACKSIZE, ENC28J60_MAC_PRIO,
                           "gnrc_enc28j60", &gnrc_adpt[i]);
  #endif
      }
  }
  
  #else
  typedef int dont_be_pedantic;
  #endif /* MODULE_ENC28J60 */
  /** @} */