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RIOT/sys/auto_init/netif/auto_init_w5100.c 2.05 KB
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  /*
   * Copyright (C) 2016 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 W5100 Ethernet devices
   *
   * @author      Hauke Petersen <hauke.petersen@fu-berlin.de>
   */
  
  #ifdef MODULE_W5100
  
  #include "log.h"
  #include "w5100.h"
  #include "w5100_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 MAC_STACKSIZE   (THREAD_STACKSIZE_DEFAULT)
  #ifdef MODULE_GNRC_NETIF2
  #define MAC_PRIO        (GNRC_NETIF2_PRIO)
  #else
  #define MAC_PRIO        (THREAD_PRIORITY_MAIN - 4)
  #endif
  /*** @} */
  
  /**
   * @brief   Find out how many of these devices we need to care for
   */
  #define W5100_NUM    (sizeof(w5100_params) / sizeof(w5100_params[0]))
  
  /**
   * @brief   Allocate memory for the device descriptors
   * @{
   */
  static w5100_t dev[W5100_NUM];
  #ifndef MODULE_GNRC_NETIF2
  static gnrc_netdev_t gnrc_adpt[W5100_NUM];
  #endif
  /** @} */
  
  /**
   * @brief   Stacks for the MAC layer threads
   */
  static char stack[W5100_NUM][MAC_STACKSIZE];
  
  
  void auto_init_w5100(void)
  {
      for (unsigned i = 0; i < W5100_NUM; i++) {
          LOG_DEBUG("[auto_init_netif] initializing w5100 #%u\n", i);
  
          /* setup netdev device */
          w5100_setup(&dev[i], &w5100_params[i]);
          /* initialize netdev <-> gnrc adapter state */
  #ifdef MODULE_GNRC_NETIF2
      gnrc_netif2_ethernet_create(stack[i], MAC_STACKSIZE, MAC_PRIO, "w5100",
                                  (netdev_t *)&dev[i]);
  #else
          gnrc_netdev_eth_init(&gnrc_adpt[i], (netdev_t *)&dev[i]);
          /* start gnrc netdev thread */
          gnrc_netdev_init(stack[i], MAC_STACKSIZE, MAC_PRIO,
                           "gnrc_w5100", &gnrc_adpt[i]);
  #endif
      }
  }
  
  #else
  typedef int dont_be_pedantic;
  #endif /* MODULE_W5100 */
  /** @} */