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gerrit.cesnet.cz / github / trini / u-boot / 83975d02e225e231960784972e7820a8b303756b / . / cpu / mpc5xxx / fec.h
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wdenk945af8d2003-07-16 21:53:01 +0000[diff] [blame]1/*
2 * (C) Copyright 2003
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 __MPC5XXX_FEC_H
12#define __MPC5XXX_FEC_H
13
14#include <common.h>
15#include <mpc5xxx.h>
16#include "sdma.h"
17
18typedef unsigned long uint32;
19typedef unsigned short uint16;
20typedef unsigned char uint8;
21
22typedef struct ethernet_register_set {
23
24/* [10:2]addr = 00 */
25
26/* Control and status Registers (offset 000-1FF) */
27
28 volatile uint32 fec_id; /* MBAR_ETH + 0x000 */
29 volatile uint32 ievent; /* MBAR_ETH + 0x004 */
30 volatile uint32 imask; /* MBAR_ETH + 0x008 */
31
32 volatile uint32 RES0[1]; /* MBAR_ETH + 0x00C */
33 volatile uint32 r_des_active; /* MBAR_ETH + 0x010 */
34 volatile uint32 x_des_active; /* MBAR_ETH + 0x014 */
35 volatile uint32 r_des_active_cl; /* MBAR_ETH + 0x018 */
36 volatile uint32 x_des_active_cl; /* MBAR_ETH + 0x01C */
37 volatile uint32 ivent_set; /* MBAR_ETH + 0x020 */
38 volatile uint32 ecntrl; /* MBAR_ETH + 0x024 */
39
40 volatile uint32 RES1[6]; /* MBAR_ETH + 0x028-03C */
41 volatile uint32 mii_data; /* MBAR_ETH + 0x040 */
42 volatile uint32 mii_speed; /* MBAR_ETH + 0x044 */
43 volatile uint32 mii_status; /* MBAR_ETH + 0x048 */
44
45 volatile uint32 RES2[5]; /* MBAR_ETH + 0x04C-05C */
46 volatile uint32 mib_data; /* MBAR_ETH + 0x060 */
47 volatile uint32 mib_control; /* MBAR_ETH + 0x064 */
48
49 volatile uint32 RES3[6]; /* MBAR_ETH + 0x068-7C */
50 volatile uint32 r_activate; /* MBAR_ETH + 0x080 */
51 volatile uint32 r_cntrl; /* MBAR_ETH + 0x084 */
52 volatile uint32 r_hash; /* MBAR_ETH + 0x088 */
53 volatile uint32 r_data; /* MBAR_ETH + 0x08C */
54 volatile uint32 ar_done; /* MBAR_ETH + 0x090 */
55 volatile uint32 r_test; /* MBAR_ETH + 0x094 */
56 volatile uint32 r_mib; /* MBAR_ETH + 0x098 */
57 volatile uint32 r_da_low; /* MBAR_ETH + 0x09C */
58 volatile uint32 r_da_high; /* MBAR_ETH + 0x0A0 */
59
60 volatile uint32 RES4[7]; /* MBAR_ETH + 0x0A4-0BC */
61 volatile uint32 x_activate; /* MBAR_ETH + 0x0C0 */
62 volatile uint32 x_cntrl; /* MBAR_ETH + 0x0C4 */
63 volatile uint32 backoff; /* MBAR_ETH + 0x0C8 */
64 volatile uint32 x_data; /* MBAR_ETH + 0x0CC */
65 volatile uint32 x_status; /* MBAR_ETH + 0x0D0 */
66 volatile uint32 x_mib; /* MBAR_ETH + 0x0D4 */
67 volatile uint32 x_test; /* MBAR_ETH + 0x0D8 */
68 volatile uint32 fdxfc_da1; /* MBAR_ETH + 0x0DC */
69 volatile uint32 fdxfc_da2; /* MBAR_ETH + 0x0E0 */
70 volatile uint32 paddr1; /* MBAR_ETH + 0x0E4 */
71 volatile uint32 paddr2; /* MBAR_ETH + 0x0E8 */
72 volatile uint32 op_pause; /* MBAR_ETH + 0x0EC */
73
74 volatile uint32 RES5[4]; /* MBAR_ETH + 0x0F0-0FC */
75 volatile uint32 instr_reg; /* MBAR_ETH + 0x100 */
76 volatile uint32 context_reg; /* MBAR_ETH + 0x104 */
77 volatile uint32 test_cntrl; /* MBAR_ETH + 0x108 */
78 volatile uint32 acc_reg; /* MBAR_ETH + 0x10C */
79 volatile uint32 ones; /* MBAR_ETH + 0x110 */
80 volatile uint32 zeros; /* MBAR_ETH + 0x114 */
81 volatile uint32 iaddr1; /* MBAR_ETH + 0x118 */
82 volatile uint32 iaddr2; /* MBAR_ETH + 0x11C */
83 volatile uint32 gaddr1; /* MBAR_ETH + 0x120 */
84 volatile uint32 gaddr2; /* MBAR_ETH + 0x124 */
85 volatile uint32 random; /* MBAR_ETH + 0x128 */
86 volatile uint32 rand1; /* MBAR_ETH + 0x12C */
87 volatile uint32 tmp; /* MBAR_ETH + 0x130 */
88
89 volatile uint32 RES6[3]; /* MBAR_ETH + 0x134-13C */
90 volatile uint32 fifo_id; /* MBAR_ETH + 0x140 */
91 volatile uint32 x_wmrk; /* MBAR_ETH + 0x144 */
92 volatile uint32 fcntrl; /* MBAR_ETH + 0x148 */
93 volatile uint32 r_bound; /* MBAR_ETH + 0x14C */
94 volatile uint32 r_fstart; /* MBAR_ETH + 0x150 */
95 volatile uint32 r_count; /* MBAR_ETH + 0x154 */
96 volatile uint32 r_lag; /* MBAR_ETH + 0x158 */
97 volatile uint32 r_read; /* MBAR_ETH + 0x15C */
98 volatile uint32 r_write; /* MBAR_ETH + 0x160 */
99 volatile uint32 x_count; /* MBAR_ETH + 0x164 */
100 volatile uint32 x_lag; /* MBAR_ETH + 0x168 */
101 volatile uint32 x_retry; /* MBAR_ETH + 0x16C */
102 volatile uint32 x_write; /* MBAR_ETH + 0x170 */
103 volatile uint32 x_read; /* MBAR_ETH + 0x174 */
104
105 volatile uint32 RES7[2]; /* MBAR_ETH + 0x178-17C */
106 volatile uint32 fm_cntrl; /* MBAR_ETH + 0x180 */
107 volatile uint32 rfifo_data; /* MBAR_ETH + 0x184 */
108 volatile uint32 rfifo_status; /* MBAR_ETH + 0x188 */
109 volatile uint32 rfifo_cntrl; /* MBAR_ETH + 0x18C */
110 volatile uint32 rfifo_lrf_ptr; /* MBAR_ETH + 0x190 */
111 volatile uint32 rfifo_lwf_ptr; /* MBAR_ETH + 0x194 */
112 volatile uint32 rfifo_alarm; /* MBAR_ETH + 0x198 */
113 volatile uint32 rfifo_rdptr; /* MBAR_ETH + 0x19C */
114 volatile uint32 rfifo_wrptr; /* MBAR_ETH + 0x1A0 */
115 volatile uint32 tfifo_data; /* MBAR_ETH + 0x1A4 */
116 volatile uint32 tfifo_status; /* MBAR_ETH + 0x1A8 */
117 volatile uint32 tfifo_cntrl; /* MBAR_ETH + 0x1AC */
118 volatile uint32 tfifo_lrf_ptr; /* MBAR_ETH + 0x1B0 */
119 volatile uint32 tfifo_lwf_ptr; /* MBAR_ETH + 0x1B4 */
120 volatile uint32 tfifo_alarm; /* MBAR_ETH + 0x1B8 */
121 volatile uint32 tfifo_rdptr; /* MBAR_ETH + 0x1BC */
122 volatile uint32 tfifo_wrptr; /* MBAR_ETH + 0x1C0 */
123
124 volatile uint32 reset_cntrl; /* MBAR_ETH + 0x1C4 */
125 volatile uint32 xmit_fsm; /* MBAR_ETH + 0x1C8 */
126
127 volatile uint32 RES8[3]; /* MBAR_ETH + 0x1CC-1D4 */
128 volatile uint32 rdes_data0; /* MBAR_ETH + 0x1D8 */
129 volatile uint32 rdes_data1; /* MBAR_ETH + 0x1DC */
130 volatile uint32 r_length; /* MBAR_ETH + 0x1E0 */
131 volatile uint32 x_length; /* MBAR_ETH + 0x1E4 */
132 volatile uint32 x_addr; /* MBAR_ETH + 0x1E8 */
133 volatile uint32 cdes_data; /* MBAR_ETH + 0x1EC */
134 volatile uint32 status; /* MBAR_ETH + 0x1F0 */
135 volatile uint32 dma_control; /* MBAR_ETH + 0x1F4 */
136 volatile uint32 des_cmnd; /* MBAR_ETH + 0x1F8 */
137 volatile uint32 data; /* MBAR_ETH + 0x1FC */
138
139/* MIB COUNTERS (Offset 200-2FF) */
140
141 volatile uint32 rmon_t_drop; /* MBAR_ETH + 0x200 */
142 volatile uint32 rmon_t_packets; /* MBAR_ETH + 0x204 */
143 volatile uint32 rmon_t_bc_pkt; /* MBAR_ETH + 0x208 */
144 volatile uint32 rmon_t_mc_pkt; /* MBAR_ETH + 0x20C */
145 volatile uint32 rmon_t_crc_align; /* MBAR_ETH + 0x210 */
146 volatile uint32 rmon_t_undersize; /* MBAR_ETH + 0x214 */
147 volatile uint32 rmon_t_oversize; /* MBAR_ETH + 0x218 */
148 volatile uint32 rmon_t_frag; /* MBAR_ETH + 0x21C */
149 volatile uint32 rmon_t_jab; /* MBAR_ETH + 0x220 */
150 volatile uint32 rmon_t_col; /* MBAR_ETH + 0x224 */
151 volatile uint32 rmon_t_p64; /* MBAR_ETH + 0x228 */
152 volatile uint32 rmon_t_p65to127; /* MBAR_ETH + 0x22C */
153 volatile uint32 rmon_t_p128to255; /* MBAR_ETH + 0x230 */
154 volatile uint32 rmon_t_p256to511; /* MBAR_ETH + 0x234 */
155 volatile uint32 rmon_t_p512to1023; /* MBAR_ETH + 0x238 */
156 volatile uint32 rmon_t_p1024to2047; /* MBAR_ETH + 0x23C */
157 volatile uint32 rmon_t_p_gte2048; /* MBAR_ETH + 0x240 */
158 volatile uint32 rmon_t_octets; /* MBAR_ETH + 0x244 */
159 volatile uint32 ieee_t_drop; /* MBAR_ETH + 0x248 */
160 volatile uint32 ieee_t_frame_ok; /* MBAR_ETH + 0x24C */
161 volatile uint32 ieee_t_1col; /* MBAR_ETH + 0x250 */
162 volatile uint32 ieee_t_mcol; /* MBAR_ETH + 0x254 */
163 volatile uint32 ieee_t_def; /* MBAR_ETH + 0x258 */
164 volatile uint32 ieee_t_lcol; /* MBAR_ETH + 0x25C */
165 volatile uint32 ieee_t_excol; /* MBAR_ETH + 0x260 */
166 volatile uint32 ieee_t_macerr; /* MBAR_ETH + 0x264 */
167 volatile uint32 ieee_t_cserr; /* MBAR_ETH + 0x268 */
168 volatile uint32 ieee_t_sqe; /* MBAR_ETH + 0x26C */
169 volatile uint32 t_fdxfc; /* MBAR_ETH + 0x270 */
170 volatile uint32 ieee_t_octets_ok; /* MBAR_ETH + 0x274 */
171
172 volatile uint32 RES9[2]; /* MBAR_ETH + 0x278-27C */
173 volatile uint32 rmon_r_drop; /* MBAR_ETH + 0x280 */
174 volatile uint32 rmon_r_packets; /* MBAR_ETH + 0x284 */
175 volatile uint32 rmon_r_bc_pkt; /* MBAR_ETH + 0x288 */
176 volatile uint32 rmon_r_mc_pkt; /* MBAR_ETH + 0x28C */
177 volatile uint32 rmon_r_crc_align; /* MBAR_ETH + 0x290 */
178 volatile uint32 rmon_r_undersize; /* MBAR_ETH + 0x294 */
179 volatile uint32 rmon_r_oversize; /* MBAR_ETH + 0x298 */
180 volatile uint32 rmon_r_frag; /* MBAR_ETH + 0x29C */
181 volatile uint32 rmon_r_jab; /* MBAR_ETH + 0x2A0 */
182
183 volatile uint32 rmon_r_resvd_0; /* MBAR_ETH + 0x2A4 */
184
185 volatile uint32 rmon_r_p64; /* MBAR_ETH + 0x2A8 */
186 volatile uint32 rmon_r_p65to127; /* MBAR_ETH + 0x2AC */
187 volatile uint32 rmon_r_p128to255; /* MBAR_ETH + 0x2B0 */
188 volatile uint32 rmon_r_p256to511; /* MBAR_ETH + 0x2B4 */
189 volatile uint32 rmon_r_p512to1023; /* MBAR_ETH + 0x2B8 */
190 volatile uint32 rmon_r_p1024to2047; /* MBAR_ETH + 0x2BC */
191 volatile uint32 rmon_r_p_gte2048; /* MBAR_ETH + 0x2C0 */
192 volatile uint32 rmon_r_octets; /* MBAR_ETH + 0x2C4 */
193 volatile uint32 ieee_r_drop; /* MBAR_ETH + 0x2C8 */
194 volatile uint32 ieee_r_frame_ok; /* MBAR_ETH + 0x2CC */
195 volatile uint32 ieee_r_crc; /* MBAR_ETH + 0x2D0 */
196 volatile uint32 ieee_r_align; /* MBAR_ETH + 0x2D4 */
197 volatile uint32 r_macerr; /* MBAR_ETH + 0x2D8 */
198 volatile uint32 r_fdxfc; /* MBAR_ETH + 0x2DC */
199 volatile uint32 ieee_r_octets_ok; /* MBAR_ETH + 0x2E0 */
200
201 volatile uint32 RES10[6]; /* MBAR_ETH + 0x2E4-2FC */
202
203 volatile uint32 RES11[64]; /* MBAR_ETH + 0x300-3FF */
204} ethernet_regs;
205
206/* Receive & Transmit Buffer Descriptor definitions */
207typedef struct BufferDescriptor {
208 uint16 status;
209 uint16 dataLength;
210 uint32 dataPointer;
211} FEC_RBD;
212typedef struct {
213 uint16 status;
214 uint16 dataLength;
215 uint32 dataPointer;
216} FEC_TBD;
217
218/* private structure */
219typedef enum {
220 SEVENWIRE, /* 7-wire */
221 MII10, /* MII 10Mbps */
222 MII100 /* MII 100Mbps */
223} xceiver_type;
224
225typedef struct {
226 ethernet_regs *eth;
227 xceiver_type xcv_type; /* transceiver type */
228 FEC_RBD *rbdBase; /* RBD ring */
229 FEC_TBD *tbdBase; /* TBD ring */
230 uint16 rbdIndex; /* next receive BD to read */
231 uint16 tbdIndex; /* next transmit BD to send */
232 uint16 usedTbdIndex; /* next transmit BD to clean */
233 uint16 cleanTbdNum; /* the number of available transmit BDs */
234} mpc5xxx_fec_priv;
235
236/* Ethernet parameter area */
237#define FEC_TBD_BASE (FEC_PARAM_BASE + 0x00)
238#define FEC_TBD_NEXT (FEC_PARAM_BASE + 0x04)
239#define FEC_RBD_BASE (FEC_PARAM_BASE + 0x08)
240#define FEC_RBD_NEXT (FEC_PARAM_BASE + 0x0c)
241
242/* BD Numer definitions */
243#define FEC_TBD_NUM 48 /* The user can adjust this value */
244#define FEC_RBD_NUM 32 /* The user can adjust this value */
245
246/* packet size limit */
247#define FEC_MAX_PKT_SIZE 1536
248
249/* RBD bits definitions */
250#define FEC_RBD_EMPTY 0x8000 /* Buffer is empty */
251#define FEC_RBD_WRAP 0x2000 /* Last BD in ring */
252#define FEC_RBD_INT 0x1000 /* Interrupt */
253#define FEC_RBD_LAST 0x0800 /* Buffer is last in frame(useless) */
254#define FEC_RBD_MISS 0x0100 /* Miss bit for prom mode */
255#define FEC_RBD_BC 0x0080 /* The received frame is broadcast frame */
256#define FEC_RBD_MC 0x0040 /* The received frame is multicast frame */
257#define FEC_RBD_LG 0x0020 /* Frame length violation */
258#define FEC_RBD_NO 0x0010 /* Nonoctet align frame */
259#define FEC_RBD_SH 0x0008 /* Short frame */
260#define FEC_RBD_CR 0x0004 /* CRC error */
261#define FEC_RBD_OV 0x0002 /* Receive FIFO overrun */
262#define FEC_RBD_TR 0x0001 /* Frame is truncated */
263#define FEC_RBD_ERR (FEC_RBD_LG | FEC_RBD_NO | FEC_RBD_CR | \
264 FEC_RBD_OV | FEC_RBD_TR)
265
266/* TBD bits definitions */
267#define FEC_TBD_READY 0x8000 /* Buffer is ready */
268#define FEC_TBD_WRAP 0x2000 /* Last BD in ring */
269#define FEC_TBD_INT 0x1000 /* Interrupt */
270#define FEC_TBD_LAST 0x0800 /* Buffer is last in frame */
271#define FEC_TBD_TC 0x0400 /* Transmit the CRC */
272#define FEC_TBD_ABC 0x0200 /* Append bad CRC */
273
274/* MII-related definitios */
275#define FEC_MII_DATA_ST 0x40000000 /* Start of frame delimiter */
276#define FEC_MII_DATA_OP_RD 0x20000000 /* Perform a read operation */
277#define FEC_MII_DATA_OP_WR 0x10000000 /* Perform a write operation */
278#define FEC_MII_DATA_PA_MSK 0x0f800000 /* PHY Address field mask */
279#define FEC_MII_DATA_RA_MSK 0x007c0000 /* PHY Register field mask */
280#define FEC_MII_DATA_TA 0x00020000 /* Turnaround */
281#define FEC_MII_DATA_DATAMSK 0x0000ffff /* PHY data field */
282
283#define FEC_MII_DATA_RA_SHIFT 18 /* MII Register address bits */
284#define FEC_MII_DATA_PA_SHIFT 23 /* MII PHY address bits */
285
286#endif /* __MPC5XXX_FEC_H */