diff options
Diffstat (limited to 'nuttx/arch/arm/src/lpc17xx/lpc17_ethernet.c')
| -rw-r--r-- | nuttx/arch/arm/src/lpc17xx/lpc17_ethernet.c | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/nuttx/arch/arm/src/lpc17xx/lpc17_ethernet.c b/nuttx/arch/arm/src/lpc17xx/lpc17_ethernet.c index d0e085d4f..fdda0fe4c 100644 --- a/nuttx/arch/arm/src/lpc17xx/lpc17_ethernet.c +++ b/nuttx/arch/arm/src/lpc17xx/lpc17_ethernet.c @@ -697,11 +697,32 @@ static int lpc17_txpoll(struct net_driver_s *dev) if (priv->lp_dev.d_len > 0) { + /* Look up the destination MAC address and add it to the Ethernet + * header. + */ + +#ifdef CONFIG_NET_IPv4 +#ifdef CONFIG_NET_IPv6 + if (IFF_IS_IPv4(priv->lp_dev.d_flags)) +#endif + { + arp_out(&priv->lp_dev); + } +#endif /* CONFIG_NET_IPv4 */ + +#ifdef CONFIG_NET_IPv6 +#ifdef CONFIG_NET_IPv4 + else +#endif + { + neighbor_out(&priv->lp_dev); + } +#endif /* CONFIG_NET_IPv6 */ + /* Send this packet. In this context, we know that there is space for * at least one more packet in the descriptor list. */ - arp_out(&priv->lp_dev); lpc17_transmit(priv); /* Check if there is room in the device to hold another packet. If not, |