1 | //////////////////////////////////////////////////////////////////////////////// |
---|
2 | // Copyright (c) 2004 Xilinx, Inc. All rights reserved. |
---|
3 | // |
---|
4 | // Xilinx, Inc. |
---|
5 | // XILINX IS PROVIDING THIS DESIGN, CODE, OR INFORMATION "AS IS" AS A |
---|
6 | // COURTESY TO YOU. BY PROVIDING THIS DESIGN, CODE, OR INFORMATION AS |
---|
7 | // ONE POSSIBLE IMPLEMENTATION OF THIS FEATURE, APPLICATION OR |
---|
8 | // STANDARD, XILINX IS MAKING NO REPRESENTATION THAT THIS IMPLEMENTATION |
---|
9 | // IS FREE FROM ANY CLAIMS OF INFRINGEMENT, AND YOU ARE RESPONSIBLE |
---|
10 | // FOR OBTAINING ANY RIGHTS YOU MAY REQUIRE FOR YOUR IMPLEMENTATION. |
---|
11 | // XILINX EXPRESSLY DISCLAIMS ANY WARRANTY WHATSOEVER WITH RESPECT TO |
---|
12 | // THE ADEQUACY OF THE IMPLEMENTATION, INCLUDING BUT NOT LIMITED TO |
---|
13 | // ANY WARRANTIES OR REPRESENTATIONS THAT THIS IMPLEMENTATION IS FREE |
---|
14 | // FROM CLAIMS OF INFRINGEMENT, IMPLIED WARRANTIES OF MERCHANTABILITY |
---|
15 | // AND FITNESS FOR A PARTICULAR PURPOSE. |
---|
16 | // |
---|
17 | // File : eth.h |
---|
18 | // Date : 2002, March 20. |
---|
19 | // Author : Sathya Thammanur |
---|
20 | // Company: Xilinx |
---|
21 | // Group : Emerging Software Technologies |
---|
22 | // |
---|
23 | // Summary: |
---|
24 | // Header file for Ethernet layer |
---|
25 | // |
---|
26 | // $Id: eth.h,v 1.2.8.6 2005/11/15 23:41:10 salindac Exp $ |
---|
27 | // |
---|
28 | //////////////////////////////////////////////////////////////////////////////// |
---|
29 | |
---|
30 | //////////////////////////////////////////////////////////////////////////////// |
---|
31 | // see copyright.txt for Rice University/Mango Communications modifications |
---|
32 | //////////////////////////////////////////////////////////////////////////////// |
---|
33 | |
---|
34 | #ifndef _ETH_H |
---|
35 | #define _ETH_H |
---|
36 | |
---|
37 | #ifdef __cplusplus |
---|
38 | extern "C" { |
---|
39 | #endif |
---|
40 | |
---|
41 | #include <xilnet_config.h> |
---|
42 | #include <xilnet_ip.h> |
---|
43 | |
---|
44 | #define ETH_ADDR_LEN 6 /* len of eth addr */ |
---|
45 | #define ETH_HDR_LEN 14 /* eth hdr len */ |
---|
46 | #define ETH_MIN_FRAME_LEN 60 /* Min Eth Frame Payload */ |
---|
47 | |
---|
48 | #define ETH_MAX_FRAME_LEN 1500 /* Max Eth Frame Payload */ |
---|
49 | #define ETH_FRAME_LEN 1514 /* Max Eth Frame Size */ |
---|
50 | |
---|
51 | |
---|
52 | /* MAC address used */ |
---|
53 | #ifdef _CONFIG_EMACLITE_ |
---|
54 | extern unsigned int MYMAC_BASEADDR; |
---|
55 | #else |
---|
56 | #ifdef _CONFIG_TEMAC_ |
---|
57 | extern void* FIFO_INST; |
---|
58 | extern void* DMA_CENTRAL_INST; |
---|
59 | #endif |
---|
60 | #endif |
---|
61 | |
---|
62 | /* |
---|
63 | * Protocol vals in eth hdr |
---|
64 | */ |
---|
65 | |
---|
66 | #define ETH_PROTO_IP 0x0800 /* IP packet */ |
---|
67 | #define ETH_PROTO_ARP 0x0806 /* ARP packet */ |
---|
68 | |
---|
69 | |
---|
70 | |
---|
71 | /* |
---|
72 | * Ethernet Header |
---|
73 | */ |
---|
74 | |
---|
75 | struct xilnet_eth_hdr { |
---|
76 | unsigned char dest_addr[ETH_ADDR_LEN]; /* destination eth addr */ |
---|
77 | unsigned char src_addr[ETH_ADDR_LEN]; /* source eth addr */ |
---|
78 | unsigned short type; /* protocol type */ |
---|
79 | }; |
---|
80 | |
---|
81 | |
---|
82 | /* |
---|
83 | * HW Addr Table |
---|
84 | * |
---|
85 | */ |
---|
86 | |
---|
87 | #define HW_ADDR_TBL_ENTRIES 5 |
---|
88 | #define HW_ADDR_ENTRY_IS_TRUE 1 |
---|
89 | #define HW_ADDR_ENTRY_IS_FALSE 0 |
---|
90 | #define HW_ADDR_TBL_MAXAGE 2 |
---|
91 | |
---|
92 | struct xilnet_hw_addr_table |
---|
93 | { |
---|
94 | unsigned char ip_addr[IP_VERSION]; |
---|
95 | unsigned char hw_addr[ETH_ADDR_LEN]; |
---|
96 | unsigned char flag; |
---|
97 | unsigned int age; |
---|
98 | }; |
---|
99 | |
---|
100 | extern struct xilnet_hw_addr_table xilnet_hw_tbl[HW_ADDR_TBL_ENTRIES]; |
---|
101 | |
---|
102 | #ifdef __cplusplus |
---|
103 | } |
---|
104 | #endif |
---|
105 | |
---|
106 | #endif /* _ETH_H */ |
---|