From 3af1e6597b85a3a472c5df4b12cf2dbed2344add Mon Sep 17 00:00:00 2001
From: sg- <sam.w.grove@gmail.com>
Date: Fri, 10 Oct 2014 14:29:43 -0500
Subject: [PATCH] [net][k64f] Add access to link status in emac driver

---
 .../net/eth/lwip-eth/arch/TARGET_Freescale/k64f_emac.c |  7 +++++++
 .../lwip-eth/arch/TARGET_Freescale/k64f_emac_config.h  | 10 ++++++++++
 2 files changed, 17 insertions(+)

diff --git a/libraries/net/eth/lwip-eth/arch/TARGET_Freescale/k64f_emac.c b/libraries/net/eth/lwip-eth/arch/TARGET_Freescale/k64f_emac.c
index 2fbad3f054..482cd79595 100644
--- a/libraries/net/eth/lwip-eth/arch/TARGET_Freescale/k64f_emac.c
+++ b/libraries/net/eth/lwip-eth/arch/TARGET_Freescale/k64f_emac.c
@@ -723,6 +723,13 @@ typedef struct {
     enet_phy_duplex_t duplex;
 } PHY_STATE;
 
+int phy_link_status() {
+    bool connection_status;
+    enet_dev_if_t * enetIfPtr = (enet_dev_if_t*)&enetDevIf[BOARD_DEBUG_ENET_INSTANCE];
+    phy_get_link_status(enetIfPtr, &connection_status);
+    return (int)connection_status;
+}
+
 static void k64f_phy_task(void *data) {
   struct netif *netif = (struct netif*)data;
   bool connection_status;
diff --git a/libraries/net/eth/lwip-eth/arch/TARGET_Freescale/k64f_emac_config.h b/libraries/net/eth/lwip-eth/arch/TARGET_Freescale/k64f_emac_config.h
index 985fd45487..fda77aaebc 100644
--- a/libraries/net/eth/lwip-eth/arch/TARGET_Freescale/k64f_emac_config.h
+++ b/libraries/net/eth/lwip-eth/arch/TARGET_Freescale/k64f_emac_config.h
@@ -44,5 +44,15 @@
 
 #define ENET_ETH_MAX_FLEN             (1522) // recommended size for a VLAN frame
 
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
+int phy_link_status(void);
+
+#if defined(__cplusplus)
+}
+#endif
+
 #endif // #define K64F_EMAC_CONFIG_H__