Function sim_usbhost_initialize

arch/sim/src/sim/sim_usbhost.c:798–860

 ****************************************************************************/

int sim_usbhost_initialize(void)
{
  struct sim_usbhost_s *priv = &g_sim_usbhost;
  struct usbhost_hubport_s *hport;
  int ret;

#ifdef CONFIG_USBHOST_CDCACM
  ret = usbhost_cdcacm_initialize();
#endif

  /* Initialize the device operations */

  priv->drvr.ep0configure   = sim_usbhost_ep0configure;
  priv->drvr.epalloc        = sim_usbhost_epalloc;
  priv->drvr.epfree         = sim_usbhost_epfree;
  priv->drvr.alloc          = sim_usbhost_alloc;
  priv->drvr.free           = sim_usbhost_free;
  priv->drvr.ioalloc        = sim_usbhost_ioalloc;
  priv->drvr.iofree         = sim_usbhost_iofree;
  priv->drvr.ctrlin         = sim_usbhost_ctrlin;
  priv->drvr.ctrlout        = sim_usbhost_ctrlout;
  priv->drvr.transfer       = sim_usbhost_transfer;
  priv->drvr.cancel         = sim_usbhost_cancel;
  priv->drvr.disconnect     = sim_usbhost_disconnect;
#ifdef CONFIG_USBHOST_ASYNCH
  priv->drvr.asynch         = sim_usbhost_asynch;
#endif

  /* Initialize the public port representation */

  hport                       = &priv->hport.hport;
  hport->drvr                 = &priv->drvr;
  hport->ep0                  = &priv->ep0;
  hport->port                 = 0;
  hport->speed                = USB_SPEED_HIGH;

  /* Initialize function address generation logic */

  usbhost_devaddr_initialize(&priv->devgen);
  priv->hport.pdevgen = &priv->devgen;

  /* Initialize host usb controller */

  host_usbhost_init();

  /* Initialize the driver state data */

  priv->state = USB_HOST_DETACHED;

  ret = kthread_create("usbhost monitor", CONFIG_SIM_USB_PRIO,
                       CONFIG_SIM_USB_STACKSIZE,
                       sim_usbhost_waittask, NULL);
  if (ret < 0)
    {
      uerr("ERROR: Failed to create sim_usbhost_waittask: %d\n", ret);
      return -ENODEV;
    }