git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@4000 35acf78f-673a-0410-8e92-d51de3d6d3f4

1 files changed, 11 insertions, 2 deletions

diff --git a/os/various/lwip_bindings/lwipthread.c b/os/various/lwip_bindings/lwipthread.c
index 31d9caad4..22cdb7066 100644
--- a/os/various/lwip_bindings/lwipthread.c
+++ b/os/various/lwip_bindings/lwipthread.c
@@ -275,8 +275,17 @@ msg_t lwip_thread(void *p) {
 

   while (TRUE) {

     eventmask_t mask = chEvtWaitAny(ALL_EVENTS);

-    if (mask & PERIODIC_TIMER_ID)

-      (void)macPollLinkStatus(&ETHD1);

+    if (mask & PERIODIC_TIMER_ID) {

+      bool_t current_link_status = macPollLinkStatus(&ETHD1);

+      if (current_link_status != netif_is_link_up(&thisif)) {

+        if (current_link_status)

+          tcpip_callback_with_block((tcpip_callback_fn) netif_set_link_up,

+                                     &thisif, 0);

+        else

+          tcpip_callback_with_block((tcpip_callback_fn) netif_set_link_down,

+                                     &thisif, 0);

+      }

+    }

     if (mask & FRAME_RECEIVED_ID) {

       struct pbuf *p;

       while ((p = low_level_input(&thisif)) != NULL) {