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gerrit.cesnet.cz / github / trini / u-boot / 803472beb7513a9dac6f105fad4d4d008f2f07c3 / . / cpu / mpc8220 / fec.h
blob: a8927fcdbb2152fb1bc2b09bec188abeb83be425 [file] [log] [blame]
wdenk983fda82004-10-28 00:09:35 +0000[diff] [blame]1/*
2 * (C) Copyright 2003-2004
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4 *
5 * This file is based on mpc4200fec.h
6 * (C) Copyright Motorola, Inc., 2000
7 *
8 * odin ethernet header file
9 */
10
11#ifndef __MPC8220_FEC_H
12#define __MPC8220_FEC_H
13
14#include <common.h>
15#include <mpc8220.h>
16#include "dma.h"
17
18typedef struct ethernet_register_set {
19
20/* [10:2]addr = 00 */
21
22/* Control and status Registers (offset 000-1FF) */
23
24 volatile u32 fec_id; /* MBAR_ETH + 0x000 */
25 volatile u32 ievent; /* MBAR_ETH + 0x004 */
26 volatile u32 imask; /* MBAR_ETH + 0x008 */
27
28 volatile u32 RES0[1]; /* MBAR_ETH + 0x00C */
29 volatile u32 r_des_active; /* MBAR_ETH + 0x010 */
30 volatile u32 x_des_active; /* MBAR_ETH + 0x014 */
31 volatile u32 r_des_active_cl; /* MBAR_ETH + 0x018 */
32 volatile u32 x_des_active_cl; /* MBAR_ETH + 0x01C */
33 volatile u32 ivent_set; /* MBAR_ETH + 0x020 */
34 volatile u32 ecntrl; /* MBAR_ETH + 0x024 */
35
36 volatile u32 RES1[6]; /* MBAR_ETH + 0x028-03C */
37 volatile u32 mii_data; /* MBAR_ETH + 0x040 */
38 volatile u32 mii_speed; /* MBAR_ETH + 0x044 */
39 volatile u32 mii_status; /* MBAR_ETH + 0x048 */
40
41 volatile u32 RES2[5]; /* MBAR_ETH + 0x04C-05C */
42 volatile u32 mib_data; /* MBAR_ETH + 0x060 */
43 volatile u32 mib_control; /* MBAR_ETH + 0x064 */
44
45 volatile u32 RES3[6]; /* MBAR_ETH + 0x068-7C */
46 volatile u32 r_activate; /* MBAR_ETH + 0x080 */
47 volatile u32 r_cntrl; /* MBAR_ETH + 0x084 */
48 volatile u32 r_hash; /* MBAR_ETH + 0x088 */
49 volatile u32 r_data; /* MBAR_ETH + 0x08C */
50 volatile u32 ar_done; /* MBAR_ETH + 0x090 */
51 volatile u32 r_test; /* MBAR_ETH + 0x094 */
52 volatile u32 r_mib; /* MBAR_ETH + 0x098 */
53 volatile u32 r_da_low; /* MBAR_ETH + 0x09C */
54 volatile u32 r_da_high; /* MBAR_ETH + 0x0A0 */
55
56 volatile u32 RES4[7]; /* MBAR_ETH + 0x0A4-0BC */
57 volatile u32 x_activate; /* MBAR_ETH + 0x0C0 */
58 volatile u32 x_cntrl; /* MBAR_ETH + 0x0C4 */
59 volatile u32 backoff; /* MBAR_ETH + 0x0C8 */
60 volatile u32 x_data; /* MBAR_ETH + 0x0CC */
61 volatile u32 x_status; /* MBAR_ETH + 0x0D0 */
62 volatile u32 x_mib; /* MBAR_ETH + 0x0D4 */
63 volatile u32 x_test; /* MBAR_ETH + 0x0D8 */
64 volatile u32 fdxfc_da1; /* MBAR_ETH + 0x0DC */
65 volatile u32 fdxfc_da2; /* MBAR_ETH + 0x0E0 */
66 volatile u32 paddr1; /* MBAR_ETH + 0x0E4 */
67 volatile u32 paddr2; /* MBAR_ETH + 0x0E8 */
68 volatile u32 op_pause; /* MBAR_ETH + 0x0EC */
69
70 volatile u32 RES5[4]; /* MBAR_ETH + 0x0F0-0FC */
71 volatile u32 instr_reg; /* MBAR_ETH + 0x100 */
72 volatile u32 context_reg; /* MBAR_ETH + 0x104 */
73 volatile u32 test_cntrl; /* MBAR_ETH + 0x108 */
74 volatile u32 acc_reg; /* MBAR_ETH + 0x10C */
75 volatile u32 ones; /* MBAR_ETH + 0x110 */
76 volatile u32 zeros; /* MBAR_ETH + 0x114 */
77 volatile u32 iaddr1; /* MBAR_ETH + 0x118 */
78 volatile u32 iaddr2; /* MBAR_ETH + 0x11C */
79 volatile u32 gaddr1; /* MBAR_ETH + 0x120 */
80 volatile u32 gaddr2; /* MBAR_ETH + 0x124 */
81 volatile u32 random; /* MBAR_ETH + 0x128 */
82 volatile u32 rand1; /* MBAR_ETH + 0x12C */
83 volatile u32 tmp; /* MBAR_ETH + 0x130 */
84
85 volatile u32 RES6[3]; /* MBAR_ETH + 0x134-13C */
86 volatile u32 fifo_id; /* MBAR_ETH + 0x140 */
87 volatile u32 x_wmrk; /* MBAR_ETH + 0x144 */
88 volatile u32 fcntrl; /* MBAR_ETH + 0x148 */
89 volatile u32 r_bound; /* MBAR_ETH + 0x14C */
90 volatile u32 r_fstart; /* MBAR_ETH + 0x150 */
91 volatile u32 r_count; /* MBAR_ETH + 0x154 */
92 volatile u32 r_lag; /* MBAR_ETH + 0x158 */
93 volatile u32 r_read; /* MBAR_ETH + 0x15C */
94 volatile u32 r_write; /* MBAR_ETH + 0x160 */
95 volatile u32 x_count; /* MBAR_ETH + 0x164 */
96 volatile u32 x_lag; /* MBAR_ETH + 0x168 */
97 volatile u32 x_retry; /* MBAR_ETH + 0x16C */
98 volatile u32 x_write; /* MBAR_ETH + 0x170 */
99 volatile u32 x_read; /* MBAR_ETH + 0x174 */
100
101 volatile u32 RES7[2]; /* MBAR_ETH + 0x178-17C */
102 volatile u32 fm_cntrl; /* MBAR_ETH + 0x180 */
103 volatile u32 rfifo_data; /* MBAR_ETH + 0x184 */
104 volatile u32 rfifo_status; /* MBAR_ETH + 0x188 */
105 volatile u32 rfifo_cntrl; /* MBAR_ETH + 0x18C */
106 volatile u32 rfifo_lrf_ptr; /* MBAR_ETH + 0x190 */
107 volatile u32 rfifo_lwf_ptr; /* MBAR_ETH + 0x194 */
108 volatile u32 rfifo_alarm; /* MBAR_ETH + 0x198 */
109 volatile u32 rfifo_rdptr; /* MBAR_ETH + 0x19C */
110 volatile u32 rfifo_wrptr; /* MBAR_ETH + 0x1A0 */
111 volatile u32 tfifo_data; /* MBAR_ETH + 0x1A4 */
112 volatile u32 tfifo_status; /* MBAR_ETH + 0x1A8 */
113 volatile u32 tfifo_cntrl; /* MBAR_ETH + 0x1AC */
114 volatile u32 tfifo_lrf_ptr; /* MBAR_ETH + 0x1B0 */
115 volatile u32 tfifo_lwf_ptr; /* MBAR_ETH + 0x1B4 */
116 volatile u32 tfifo_alarm; /* MBAR_ETH + 0x1B8 */
117 volatile u32 tfifo_rdptr; /* MBAR_ETH + 0x1BC */
118 volatile u32 tfifo_wrptr; /* MBAR_ETH + 0x1C0 */
119
120 volatile u32 reset_cntrl; /* MBAR_ETH + 0x1C4 */
121 volatile u32 xmit_fsm; /* MBAR_ETH + 0x1C8 */
122
123 volatile u32 RES8[3]; /* MBAR_ETH + 0x1CC-1D4 */
124 volatile u32 rdes_data0; /* MBAR_ETH + 0x1D8 */
125 volatile u32 rdes_data1; /* MBAR_ETH + 0x1DC */
126 volatile u32 r_length; /* MBAR_ETH + 0x1E0 */
127 volatile u32 x_length; /* MBAR_ETH + 0x1E4 */
128 volatile u32 x_addr; /* MBAR_ETH + 0x1E8 */
129 volatile u32 cdes_data; /* MBAR_ETH + 0x1EC */
130 volatile u32 status; /* MBAR_ETH + 0x1F0 */
131 volatile u32 dma_control; /* MBAR_ETH + 0x1F4 */
132 volatile u32 des_cmnd; /* MBAR_ETH + 0x1F8 */
133 volatile u32 data; /* MBAR_ETH + 0x1FC */
134
135 /* MIB COUNTERS (Offset 200-2FF) */
136
137 volatile u32 rmon_t_drop; /* MBAR_ETH + 0x200 */
138 volatile u32 rmon_t_packets; /* MBAR_ETH + 0x204 */
139 volatile u32 rmon_t_bc_pkt; /* MBAR_ETH + 0x208 */
140 volatile u32 rmon_t_mc_pkt; /* MBAR_ETH + 0x20C */
141 volatile u32 rmon_t_crc_align; /* MBAR_ETH + 0x210 */
142 volatile u32 rmon_t_undersize; /* MBAR_ETH + 0x214 */
143 volatile u32 rmon_t_oversize; /* MBAR_ETH + 0x218 */
144 volatile u32 rmon_t_frag; /* MBAR_ETH + 0x21C */
145 volatile u32 rmon_t_jab; /* MBAR_ETH + 0x220 */
146 volatile u32 rmon_t_col; /* MBAR_ETH + 0x224 */
147 volatile u32 rmon_t_p64; /* MBAR_ETH + 0x228 */
148 volatile u32 rmon_t_p65to127; /* MBAR_ETH + 0x22C */
149 volatile u32 rmon_t_p128to255; /* MBAR_ETH + 0x230 */
150 volatile u32 rmon_t_p256to511; /* MBAR_ETH + 0x234 */
151 volatile u32 rmon_t_p512to1023; /* MBAR_ETH + 0x238 */
152 volatile u32 rmon_t_p1024to2047;/* MBAR_ETH + 0x23C */
153 volatile u32 rmon_t_p_gte2048; /* MBAR_ETH + 0x240 */
154 volatile u32 rmon_t_octets; /* MBAR_ETH + 0x244 */
155 volatile u32 ieee_t_drop; /* MBAR_ETH + 0x248 */
156 volatile u32 ieee_t_frame_ok; /* MBAR_ETH + 0x24C */
157 volatile u32 ieee_t_1col; /* MBAR_ETH + 0x250 */
158 volatile u32 ieee_t_mcol; /* MBAR_ETH + 0x254 */
159 volatile u32 ieee_t_def; /* MBAR_ETH + 0x258 */
160 volatile u32 ieee_t_lcol; /* MBAR_ETH + 0x25C */
161 volatile u32 ieee_t_excol; /* MBAR_ETH + 0x260 */
162 volatile u32 ieee_t_macerr; /* MBAR_ETH + 0x264 */
163 volatile u32 ieee_t_cserr; /* MBAR_ETH + 0x268 */
164 volatile u32 ieee_t_sqe; /* MBAR_ETH + 0x26C */
165 volatile u32 t_fdxfc; /* MBAR_ETH + 0x270 */
166 volatile u32 ieee_t_octets_ok; /* MBAR_ETH + 0x274 */
167
168 volatile u32 RES9[2]; /* MBAR_ETH + 0x278-27C */
169 volatile u32 rmon_r_drop; /* MBAR_ETH + 0x280 */
170 volatile u32 rmon_r_packets; /* MBAR_ETH + 0x284 */
171 volatile u32 rmon_r_bc_pkt; /* MBAR_ETH + 0x288 */
172 volatile u32 rmon_r_mc_pkt; /* MBAR_ETH + 0x28C */
173 volatile u32 rmon_r_crc_align; /* MBAR_ETH + 0x290 */
174 volatile u32 rmon_r_undersize; /* MBAR_ETH + 0x294 */
175 volatile u32 rmon_r_oversize; /* MBAR_ETH + 0x298 */
176 volatile u32 rmon_r_frag; /* MBAR_ETH + 0x29C */
177 volatile u32 rmon_r_jab; /* MBAR_ETH + 0x2A0 */
178
179 volatile u32 rmon_r_resvd_0; /* MBAR_ETH + 0x2A4 */
180
181 volatile u32 rmon_r_p64; /* MBAR_ETH + 0x2A8 */
182 volatile u32 rmon_r_p65to127; /* MBAR_ETH + 0x2AC */
183 volatile u32 rmon_r_p128to255; /* MBAR_ETH + 0x2B0 */
184 volatile u32 rmon_r_p256to511; /* MBAR_ETH + 0x2B4 */
185 volatile u32 rmon_r_p512to1023; /* MBAR_ETH + 0x2B8 */
186 volatile u32 rmon_r_p1024to2047;/* MBAR_ETH + 0x2BC */
187 volatile u32 rmon_r_p_gte2048; /* MBAR_ETH + 0x2C0 */
188 volatile u32 rmon_r_octets; /* MBAR_ETH + 0x2C4 */
189 volatile u32 ieee_r_drop; /* MBAR_ETH + 0x2C8 */
190 volatile u32 ieee_r_frame_ok; /* MBAR_ETH + 0x2CC */
191 volatile u32 ieee_r_crc; /* MBAR_ETH + 0x2D0 */
192 volatile u32 ieee_r_align; /* MBAR_ETH + 0x2D4 */
193 volatile u32 r_macerr; /* MBAR_ETH + 0x2D8 */
194 volatile u32 r_fdxfc; /* MBAR_ETH + 0x2DC */
195 volatile u32 ieee_r_octets_ok; /* MBAR_ETH + 0x2E0 */
196
197 volatile u32 RES10[6]; /* MBAR_ETH + 0x2E4-2FC */
198
199 volatile u32 RES11[64]; /* MBAR_ETH + 0x300-3FF */
200} ethernet_regs;
201
202/* Receive & Transmit Buffer Descriptor definitions */
203typedef struct BufferDescriptor {
204 u16 status;
205 u16 dataLength;
206 u32 dataPointer;
207} FEC_RBD;
208
209typedef struct {
210 u16 status;
211 u16 dataLength;
212 u32 dataPointer;
213} FEC_TBD;
214
215/* private structure */
216typedef enum {
217 SEVENWIRE, /* 7-wire */
218 MII10, /* MII 10Mbps */
219 MII100 /* MII 100Mbps */
220} xceiver_type;
221
222typedef struct {
223 ethernet_regs *eth;
224 xceiver_type xcv_type; /* transceiver type */
225 FEC_RBD *rbdBase; /* RBD ring */
226 FEC_TBD *tbdBase; /* TBD ring */
227 u16 rbdIndex; /* next receive BD to read */
228 u16 tbdIndex; /* next transmit BD to send */
229 u16 usedTbdIndex; /* next transmit BD to clean */
230 u16 cleanTbdNum; /* the number of available transmit BDs */
231} mpc8220_fec_priv;
232
233/* Ethernet parameter area */
234#define FEC_TBD_BASE (FEC_PARAM_BASE + 0x00)
235#define FEC_TBD_NEXT (FEC_PARAM_BASE + 0x04)
236#define FEC_RBD_BASE (FEC_PARAM_BASE + 0x08)
237#define FEC_RBD_NEXT (FEC_PARAM_BASE + 0x0c)
238
239/* BD Numer definitions */
240#define FEC_TBD_NUM 48 /* The user can adjust this value */
241#define FEC_RBD_NUM 32 /* The user can adjust this value */
242
243/* packet size limit */
244#define FEC_MAX_PKT_SIZE 1536
245
246/* RBD bits definitions */
247#define FEC_RBD_EMPTY 0x8000 /* Buffer is empty */
248#define FEC_RBD_WRAP 0x2000 /* Last BD in ring */
249#define FEC_RBD_INT 0x1000 /* Interrupt */
250#define FEC_RBD_LAST 0x0800 /* Buffer is last in frame(useless) */
251#define FEC_RBD_MISS 0x0100 /* Miss bit for prom mode */
252#define FEC_RBD_BC 0x0080 /* The received frame is broadcast frame */
253#define FEC_RBD_MC 0x0040 /* The received frame is multicast frame */
254#define FEC_RBD_LG 0x0020 /* Frame length violation */
255#define FEC_RBD_NO 0x0010 /* Nonoctet align frame */
256#define FEC_RBD_SH 0x0008 /* Short frame */
257#define FEC_RBD_CR 0x0004 /* CRC error */
258#define FEC_RBD_OV 0x0002 /* Receive FIFO overrun */
259#define FEC_RBD_TR 0x0001 /* Frame is truncated */
260#define FEC_RBD_ERR (FEC_RBD_LG | FEC_RBD_NO | FEC_RBD_CR | \
261 FEC_RBD_OV | FEC_RBD_TR)
262
263/* TBD bits definitions */
264#define FEC_TBD_READY 0x8000 /* Buffer is ready */
265#define FEC_TBD_WRAP 0x2000 /* Last BD in ring */
266#define FEC_TBD_INT 0x1000 /* Interrupt */
267#define FEC_TBD_LAST 0x0800 /* Buffer is last in frame */
268#define FEC_TBD_TC 0x0400 /* Transmit the CRC */
269#define FEC_TBD_ABC 0x0200 /* Append bad CRC */
270
271/* MII-related definitios */
272#define FEC_MII_DATA_ST 0x40000000 /* Start of frame delimiter */
273#define FEC_MII_DATA_OP_RD 0x20000000 /* Perform a read operation */
274#define FEC_MII_DATA_OP_WR 0x10000000 /* Perform a write operation */
275#define FEC_MII_DATA_PA_MSK 0x0f800000 /* PHY Address field mask */
276#define FEC_MII_DATA_RA_MSK 0x007c0000 /* PHY Register field mask */
277#define FEC_MII_DATA_TA 0x00020000 /* Turnaround */
278#define FEC_MII_DATA_DATAMSK 0x0000ffff /* PHY data field */
279
280#define FEC_MII_DATA_RA_SHIFT 18 /* MII Register address bits */
281#define FEC_MII_DATA_PA_SHIFT 23 /* MII PHY address bits */
282
283#endif /* __MPC8220_FEC_H */