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1 /*
2  * fsl_mcdmafec.h -- Multi-channel DMA Fast Ethernet Controller definitions
3  *
4  * Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
5  * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
6  *
7  * See file CREDITS for list of people who contributed to this
8  * project.
9  *
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.
14  *
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.
19  *
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,
23  * MA 02111-1307 USA
24  */
25
26 #ifndef fsl_mcdmafec_h
27 #define fsl_mcdmafec_h
28
29 /* Re-use of the definitions */
30 #include <asm/fec.h>
31
32 typedef struct fecdma {
33         u32 rsvd0;              /* 0x000 */
34         u32 eir;                /* 0x004 */
35         u32 eimr;               /* 0x008 */
36         u32 rsvd1[6];           /* 0x00C - 0x023 */
37         u32 ecr;                /* 0x024 */
38         u32 rsvd2[6];           /* 0x028 - 0x03F */
39         u32 mmfr;               /* 0x040 */
40         u32 mscr;               /* 0x044 */
41         u32 rsvd3[7];           /* 0x048 - 0x063 */
42         u32 mibc;               /* 0x064 */
43         u32 rsvd4[7];           /* 0x068 - 0x083 */
44         u32 rcr;                /* 0x084 */
45         u32 rhr;                /* 0x088 */
46         u32 rsvd5[14];          /* 0x08C - 0x0C3 */
47         u32 tcr;                /* 0x0C4 */
48         u32 rsvd6[7];           /* 0x0C8 - 0x0E3 */
49         u32 palr;               /* 0x0E4 */
50         u32 paur;               /* 0x0E8 */
51         u32 opd;                /* 0x0EC */
52         u32 rsvd7[10];          /* 0x0F0 - 0x117 */
53         u32 iaur;               /* 0x118 */
54         u32 ialr;               /* 0x11C */
55         u32 gaur;               /* 0x120 */
56         u32 galr;               /* 0x124 */
57         u32 rsvd8[7];           /* 0x128 - 0x143 */
58         u32 tfwr;               /* 0x144 */
59         u32 rsvd9[14];          /* 0x148 - 0x17F */
60         u32 fmc;                /* 0x180 */
61         u32 rfdr;               /* 0x184 */
62         u32 rfsr;               /* 0x188 */
63         u32 rfcr;               /* 0x18C */
64         u32 rlrfp;              /* 0x190 */
65         u32 rlwfp;              /* 0x194 */
66         u32 rfar;               /* 0x198 */
67         u32 rfrp;               /* 0x19C */
68         u32 rfwp;               /* 0x1A0 */
69         u32 tfdr;               /* 0x1A4 */
70         u32 tfsr;               /* 0x1A8 */
71         u32 tfcr;               /* 0x1AC */
72         u32 tlrfp;              /* 0x1B0 */
73         u32 tlwfp;              /* 0x1B4 */
74         u32 tfar;               /* 0x1B8 */
75         u32 tfrp;               /* 0x1BC */
76         u32 tfwp;               /* 0x1C0 */
77         u32 frst;               /* 0x1C4 */
78         u32 ctcwr;              /* 0x1C8 */
79 } fecdma_t;
80
81 struct fec_info_dma {
82         int index;
83         u32 iobase;
84         u32 pinmux;
85         u32 miibase;
86         int phy_addr;
87         int dup_spd;
88         char *phy_name;
89         int phyname_init;
90         cbd_t *rxbd;            /* Rx BD */
91         cbd_t *txbd;            /* Tx BD */
92         uint rxIdx;
93         uint txIdx;
94         char *txbuf;
95         int initialized;
96         struct fec_info_dma *next;
97
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 */
106 };
107
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)
113
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)
118
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
124
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)
142
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)
155
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)
166
167 #endif                          /* fsl_mcdmafec_h */