em: Increase RX/TX descriptor count to 512

diff --git a/sys/dev/netif/em/if_em.h b/sys/dev/netif/em/if_em.h
index a4464bb..f8c8d34 100644 (file)
--- a/sys/dev/netif/em/if_em.h
+++ b/sys/dev/netif/em/if_em.h
@@ -49,7 +49,7 @@
 #define EM_MIN_TXD                     256
 #define EM_MAX_TXD_82543               EM_MIN_TXD
 #define EM_MAX_TXD                     4096
-#define EM_DEFAULT_TXD                 EM_MIN_TXD
+#define EM_DEFAULT_TXD                 512
 
 /*
  * EM_RXD - Maximum number of receive Descriptors
@@ -67,7 +67,7 @@
 #define EM_MIN_RXD                     256
 #define EM_MAX_RXD_82543               EM_MIN_RXD
 #define EM_MAX_RXD                     4096
-#define EM_DEFAULT_RXD                 EM_MIN_RXD
+#define EM_DEFAULT_RXD                 512
 
 /*
  * EM_TIDV - Transmit Interrupt Delay Value