]>
Commit | Line | Data |
---|---|---|
f2879f59 DH |
1 | /* Gaisler.com GRETH 10/100/1000 Ethernet MAC definitions |
2 | * | |
3 | * (C) Copyright 2010, 2015 | |
4 | * Daniel Hellstrom, Cobham Gaisler, daniel@gaisler.com | |
5 | * | |
6 | * SPDX-License-Identifier: GPL-2.0+ | |
7 | */ | |
8 | ||
9 | #ifndef __GRLIB_GRETH_H__ | |
10 | #define __GRLIB_GRETH_H__ | |
11 | ||
12 | #define GRETH_FD 0x10 | |
13 | #define GRETH_RESET 0x40 | |
14 | #define GRETH_MII_BUSY 0x8 | |
15 | #define GRETH_MII_NVALID 0x10 | |
16 | ||
17 | /* MII registers */ | |
18 | #define GRETH_MII_EXTADV_1000FD 0x00000200 | |
19 | #define GRETH_MII_EXTADV_1000HD 0x00000100 | |
20 | #define GRETH_MII_EXTPRT_1000FD 0x00000800 | |
21 | #define GRETH_MII_EXTPRT_1000HD 0x00000400 | |
22 | ||
23 | #define GRETH_MII_100T4 0x00000200 | |
24 | #define GRETH_MII_100TXFD 0x00000100 | |
25 | #define GRETH_MII_100TXHD 0x00000080 | |
26 | #define GRETH_MII_10FD 0x00000040 | |
27 | #define GRETH_MII_10HD 0x00000020 | |
28 | ||
29 | #define GRETH_BD_EN 0x800 | |
30 | #define GRETH_BD_WR 0x1000 | |
31 | #define GRETH_BD_IE 0x2000 | |
32 | #define GRETH_BD_LEN 0x7FF | |
33 | ||
34 | #define GRETH_TXEN 0x1 | |
35 | #define GRETH_INT_TX 0x8 | |
36 | #define GRETH_TXI 0x4 | |
37 | #define GRETH_TXBD_STATUS 0x0001C000 | |
38 | #define GRETH_TXBD_MORE 0x20000 | |
39 | #define GRETH_TXBD_IPCS 0x40000 | |
40 | #define GRETH_TXBD_TCPCS 0x80000 | |
41 | #define GRETH_TXBD_UDPCS 0x100000 | |
42 | #define GRETH_TXBD_ERR_LC 0x10000 | |
43 | #define GRETH_TXBD_ERR_UE 0x4000 | |
44 | #define GRETH_TXBD_ERR_AL 0x8000 | |
45 | #define GRETH_TXBD_NUM 128 | |
46 | #define GRETH_TXBD_NUM_MASK (GRETH_TXBD_NUM-1) | |
47 | #define GRETH_TX_BUF_SIZE 2048 | |
48 | ||
49 | #define GRETH_INT_RX 0x4 | |
50 | #define GRETH_RXEN 0x2 | |
51 | #define GRETH_RXI 0x8 | |
52 | #define GRETH_RXBD_STATUS 0xFFFFC000 | |
53 | #define GRETH_RXBD_ERR_AE 0x4000 | |
54 | #define GRETH_RXBD_ERR_FT 0x8000 | |
55 | #define GRETH_RXBD_ERR_CRC 0x10000 | |
56 | #define GRETH_RXBD_ERR_OE 0x20000 | |
57 | #define GRETH_RXBD_ERR_LE 0x40000 | |
58 | #define GRETH_RXBD_IP_DEC 0x80000 | |
59 | #define GRETH_RXBD_IP_CSERR 0x100000 | |
60 | #define GRETH_RXBD_UDP_DEC 0x200000 | |
61 | #define GRETH_RXBD_UDP_CSERR 0x400000 | |
62 | #define GRETH_RXBD_TCP_DEC 0x800000 | |
63 | #define GRETH_RXBD_TCP_CSERR 0x1000000 | |
64 | ||
65 | #define GRETH_RXBD_NUM 128 | |
66 | #define GRETH_RXBD_NUM_MASK (GRETH_RXBD_NUM-1) | |
67 | #define GRETH_RX_BUF_SIZE 2048 | |
68 | ||
69 | /* Ethernet configuration registers */ | |
70 | typedef struct _greth_regs { | |
71 | volatile unsigned int control; | |
72 | volatile unsigned int status; | |
73 | volatile unsigned int esa_msb; | |
74 | volatile unsigned int esa_lsb; | |
75 | volatile unsigned int mdio; | |
76 | volatile unsigned int tx_desc_p; | |
77 | volatile unsigned int rx_desc_p; | |
78 | volatile unsigned int edcl_ip; | |
79 | } greth_regs; | |
80 | ||
81 | /* Ethernet buffer descriptor */ | |
82 | typedef struct _greth_bd { | |
83 | volatile unsigned int stat; | |
84 | unsigned int addr; /* Buffer address not changed by HW */ | |
85 | } greth_bd; | |
86 | ||
87 | #endif |