Limit max of M487 EMAC RX frame len as 1518

ARMmbed · Dec 9, 2019 · 410e417 · 410e417
1 parent 8d246d8
commit 410e417
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/features/netsocket/emac-drivers/TARGET_NUVOTON_EMAC/TARGET_M480/m480_eth.c b/features/netsocket/emac-drivers/TARGET_NUVOTON_EMAC/TARGET_M480/m480_eth.c
@@ -262,6 +262,8 @@ void numaker_eth_init(uint8_t *mac_addr)
                     EMAC_CAMCTL_ABP_Msk;
     EMAC->CAMEN = 1;    // Enable CAM entry 0    
 
+    /* Limit the max receive frame length to 1514 + 4 */
+    EMAC->MRFL = 1518;    
     reset_phy();                    
 
     EMAC_ENABLE_RX();