2 * fsl_mcdmafec.h -- Multi-channel DMA Fast Ethernet Controller definitions
4 * Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
5 * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
7 * See file CREDITS for list of people who contributed to this
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License as
12 * published by the Free Software Foundation; either version 2 of
13 * the License, or (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
26 #ifndef fsl_mcdmafec_h
27 #define fsl_mcdmafec_h
29 /* Re-use of the definitions */
32 typedef struct fecdma {
33 u32 rsvd0; /* 0x000 */
36 u32 rsvd1[6]; /* 0x00C - 0x023 */
38 u32 rsvd2[6]; /* 0x028 - 0x03F */
41 u32 rsvd3[7]; /* 0x048 - 0x063 */
43 u32 rsvd4[7]; /* 0x068 - 0x083 */
46 u32 rsvd5[14]; /* 0x08C - 0x0C3 */
48 u32 rsvd6[7]; /* 0x0C8 - 0x0E3 */
52 u32 rsvd7[10]; /* 0x0F0 - 0x117 */
57 u32 rsvd8[7]; /* 0x128 - 0x143 */
59 u32 rsvd9[14]; /* 0x148 - 0x17F */
64 u32 rlrfp; /* 0x190 */
65 u32 rlwfp; /* 0x194 */
72 u32 tlrfp; /* 0x1B0 */
73 u32 tlwfp; /* 0x1B4 */
78 u32 ctcwr; /* 0x1C8 */
90 cbd_t *rxbd; /* Rx BD */
91 cbd_t *txbd; /* Tx BD */
96 struct fec_info_dma *next;
98 u16 rxTask; /* DMA receive Task Number */
99 u16 txTask; /* DMA Transmit Task Number */
100 u16 rxPri; /* DMA Receive Priority */
101 u16 txPri; /* DMA Transmit Priority */
102 u16 rxInit; /* DMA Receive Initiator */
103 u16 txInit; /* DMA Transmit Initiator */
104 u16 usedTbdIdx; /* next transmit BD to clean */
105 u16 cleanTbdNum; /* the number of available transmit BDs */
108 /* Bit definitions and macros for IEVENT */
109 #define FEC_EIR_TXERR (0x00040000)
110 #define FEC_EIR_RXERR (0x00020000)
111 #undef FEC_EIR_CLEAR_ALL
112 #define FEC_EIR_CLEAR_ALL (0xFFFE0000)
114 /* Bit definitions and macros for R_HASH */
115 #define FEC_RHASH_FCE_DC (0x80000000)
116 #define FEC_RHASH_MULTCAST (0x40000000)
117 #define FEC_RHASH_HASH(x) (((x)&0x0000003F)<<24)
119 /* Bit definitions and macros for FEC_TFWR */
120 #undef FEC_TFWR_X_WMRK
121 #undef FEC_TFWR_X_WMRK_64
122 #undef FEC_TFWR_X_WMRK_128
123 #undef FEC_TFWR_X_WMRK_192
125 #define FEC_TFWR_X_WMRK(x) ((x)&0x0F)
126 #define FEC_TFWR_X_WMRK_64 (0x00)
127 #define FEC_TFWR_X_WMRK_128 (0x01)
128 #define FEC_TFWR_X_WMRK_192 (0x02)
129 #define FEC_TFWR_X_WMRK_256 (0x03)
130 #define FEC_TFWR_X_WMRK_320 (0x04)
131 #define FEC_TFWR_X_WMRK_384 (0x05)
132 #define FEC_TFWR_X_WMRK_448 (0x06)
133 #define FEC_TFWR_X_WMRK_512 (0x07)
134 #define FEC_TFWR_X_WMRK_576 (0x08)
135 #define FEC_TFWR_X_WMRK_640 (0x09)
136 #define FEC_TFWR_X_WMRK_704 (0x0A)
137 #define FEC_TFWR_X_WMRK_768 (0x0B)
138 #define FEC_TFWR_X_WMRK_832 (0x0C)
139 #define FEC_TFWR_X_WMRK_896 (0x0D)
140 #define FEC_TFWR_X_WMRK_960 (0x0E)
141 #define FEC_TFWR_X_WMRK_1024 (0x0F)
143 /* FIFO definitions */
144 /* Bit definitions and macros for FSTAT */
145 #define FIFO_STAT_IP (0x80000000)
146 #define FIFO_STAT_FRAME(x) (((x)&0x0000000F)<<24)
147 #define FIFO_STAT_FAE (0x00800000)
148 #define FIFO_STAT_RXW (0x00400000)
149 #define FIFO_STAT_UF (0x00200000)
150 #define FIFO_STAT_OF (0x00100000)
151 #define FIFO_STAT_FR (0x00080000)
152 #define FIFO_STAT_FULL (0x00040000)
153 #define FIFO_STAT_ALARM (0x00020000)
154 #define FIFO_STAT_EMPTY (0x00010000)
156 /* Bit definitions and macros for FCTRL */
157 #define FIFO_CTRL_WCTL (0x40000000)
158 #define FIFO_CTRL_WFR (0x20000000)
159 #define FIFO_CTRL_FRAME (0x08000000)
160 #define FIFO_CTRL_GR(x) (((x)&0x00000007)<<24)
161 #define FIFO_CTRL_IPMASK (0x00800000)
162 #define FIFO_CTRL_FAEMASK (0x00400000)
163 #define FIFO_CTRL_RXWMASK (0x00200000)
164 #define FIFO_CTRL_UFMASK (0x00100000)
165 #define FIFO_CTRL_OFMASK (0x00080000)
167 #endif /* fsl_mcdmafec_h */