Add initialization logic

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@2638 42af7a65-404d-4744-a932-0658087f49c3

1 files changed, 13 insertions, 1 deletions

diff --git a/nuttx/drivers/net/enc28j60.h b/nuttx/drivers/net/enc28j60.h
index dcbff5cdc..b4f6ef01e 100755
--- a/nuttx/drivers/net/enc28j60.h
+++ b/nuttx/drivers/net/enc28j60.h
@@ -355,7 +355,7 @@
 #define ENC_PHCON2        (0x10)    /* PHY Control Register 2 */
 #define ENC_PHSTAT2       (0x11)    /* PHY Status 2 */
 #define ENC_PHIE          (0x12)    /* PHY Interrupt Enable Register */
-#define ENC_PHIR          (0x13)
+#define ENC_PHIR          (0x13)    /* PHY Interrupt Request Register */
 #define ENC_PHLCON        (0x14)
 
 /* PHY Control Register 1 Register Bit Definitions */
@@ -413,6 +413,18 @@
 #define PHLCON_LACFG2     (1 << 10) /* Bit 10: "  " "           " */
 #define PHLCON_LACFG3     (1 << 11) /* Bit 11: "  " "           " */
 
+/* Packet Memory ************************************************************/
+
+/* 8-Kbyte Transmit/Receive Packet Dual Port SRAM */
+
+#define PKTMEM_START      0x0000
+#define PKTMEM_END        0x1fff
+
+/* Ethernet frames are between 64 and 1518 bytes long */
+
+#define MIN_FRAMELEN      64
+#define MAX_FRAMELEN      1518
+
 /* Packet Control Bits Definitions ******************************************/
 
 #define PKTCTRL_POVERRIDE (1 << 0)  /* Bit 0:  Per Packet Override */