diff options
Diffstat (limited to 'nuttx/arch/arm/src/lpc17xx')
| -rw-r--r-- | nuttx/arch/arm/src/lpc17xx/lpc17_ethernet.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/nuttx/arch/arm/src/lpc17xx/lpc17_ethernet.c b/nuttx/arch/arm/src/lpc17xx/lpc17_ethernet.c index c9c3bfb54..a7e18fb37 100644 --- a/nuttx/arch/arm/src/lpc17xx/lpc17_ethernet.c +++ b/nuttx/arch/arm/src/lpc17xx/lpc17_ethernet.c @@ -1410,13 +1410,14 @@ static int lpc17_ifup(struct uip_driver_s *dev) lpc17_putreg(regval, LPC17_ETH_MAC1); /* Set up RX filter and configure to accept broadcast addresses, multicast - * addresses, and perfect station address matches. + * addresses, and perfect station address matches. We should also accept + * perfect matches and, most likely, broadcast (for example, for ARP requests). + * Other RX filter options will only be enabled if so selected. NOTE: There + * is a selection CONFIG_NET_BROADCAST, but this enables receipt of UDP + * broadcast packets inside of the stack. */ - regval = ETH_RXFLCTRL_PERFEN; -#ifdef CONFIG_NET_BROADCAST - regval |= ETH_RXFLCTRL_BCASTEN; -#endif + regval = ETH_RXFLCTRL_PERFEN | ETH_RXFLCTRL_BCASTEN; #ifdef CONFIG_NET_MULTICAST RXFILTERCTRL |= (ETH_RXFLCTRL_MCASTEN | ETH_RXFLCTRL_UCASTEN); #endif |