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[/] [or1k/] [trunk/] [uclinux/] [uClinux-2.0.x/] [drivers/] [net/] [de4x5.h] - Blame information for rev 199

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1 199 simons
/*
2
    Copyright 1994 Digital Equipment Corporation.
3
 
4
    This software may be used and distributed according to  the terms of the
5
    GNU Public License, incorporated herein by reference.
6
 
7
    The author may    be  reached as davies@wanton.lkg.dec.com  or   Digital
8
    Equipment Corporation, 550 King Street, Littleton MA 01460.
9
 
10
    =========================================================================
11
*/
12
 
13
/*
14
** DC21040 CSR<1..15> Register Address Map
15
*/
16
#define DE4X5_BMR    iobase+(0x000 << lp->bus)  /* Bus Mode Register */
17
#define DE4X5_TPD    iobase+(0x008 << lp->bus)  /* Transmit Poll Demand Reg */
18
#define DE4X5_RPD    iobase+(0x010 << lp->bus)  /* Receive Poll Demand Reg */
19
#define DE4X5_RRBA   iobase+(0x018 << lp->bus)  /* RX Ring Base Address Reg */
20
#define DE4X5_TRBA   iobase+(0x020 << lp->bus)  /* TX Ring Base Address Reg */
21
#define DE4X5_STS    iobase+(0x028 << lp->bus)  /* Status Register */
22
#define DE4X5_OMR    iobase+(0x030 << lp->bus)  /* Operation Mode Register */
23
#define DE4X5_IMR    iobase+(0x038 << lp->bus)  /* Interrupt Mask Register */
24
#define DE4X5_MFC    iobase+(0x040 << lp->bus)  /* Missed Frame Counter */
25
#define DE4X5_APROM  iobase+(0x048 << lp->bus)  /* Ethernet Address PROM */
26
#define DE4X5_BROM   iobase+(0x048 << lp->bus)  /* Boot ROM Register */
27
#define DE4X5_SROM   iobase+(0x048 << lp->bus)  /* Serial ROM Register */
28
#define DE4X5_MII    iobase+(0x048 << lp->bus)  /* MII Interface Register */
29
#define DE4X5_DDR    iobase+(0x050 << lp->bus)  /* Data Diagnostic Register */
30
#define DE4X5_FDR    iobase+(0x058 << lp->bus)  /* Full Duplex Register */
31
#define DE4X5_GPT    iobase+(0x058 << lp->bus)  /* General Purpose Timer Reg.*/
32
#define DE4X5_GEP    iobase+(0x060 << lp->bus)  /* General Purpose Register */
33
#define DE4X5_SISR   iobase+(0x060 << lp->bus)  /* SIA Status Register */
34
#define DE4X5_SICR   iobase+(0x068 << lp->bus)  /* SIA Connectivity Register */
35
#define DE4X5_STRR   iobase+(0x070 << lp->bus)  /* SIA TX/RX Register */
36
#define DE4X5_SIGR   iobase+(0x078 << lp->bus)  /* SIA General Register */
37
 
38
/*
39
** EISA Register Address Map
40
*/
41
#define EISA_ID      iobase+0x0c80   /* EISA ID Registers */ 
42
#define EISA_ID0     iobase+0x0c80   /* EISA ID Register 0 */ 
43
#define EISA_ID1     iobase+0x0c81   /* EISA ID Register 1 */ 
44
#define EISA_ID2     iobase+0x0c82   /* EISA ID Register 2 */ 
45
#define EISA_ID3     iobase+0x0c83   /* EISA ID Register 3 */ 
46
#define EISA_CR      iobase+0x0c84   /* EISA Control Register */
47
#define EISA_REG0    iobase+0x0c88   /* EISA Configuration Register 0 */
48
#define EISA_REG1    iobase+0x0c89   /* EISA Configuration Register 1 */
49
#define EISA_REG2    iobase+0x0c8a   /* EISA Configuration Register 2 */
50
#define EISA_REG3    iobase+0x0c8f   /* EISA Configuration Register 3 */
51
#define EISA_APROM   iobase+0x0c90   /* Ethernet Address PROM */
52
 
53
/*
54
** PCI/EISA Configuration Registers Address Map
55
*/
56
#define PCI_CFID     iobase+0x0008   /* PCI Configuration ID Register */
57
#define PCI_CFCS     iobase+0x000c   /* PCI Command/Status Register */
58
#define PCI_CFRV     iobase+0x0018   /* PCI Revision Register */
59
#define PCI_CFLT     iobase+0x001c   /* PCI Latency Timer Register */
60
#define PCI_CBIO     iobase+0x0028   /* PCI Base I/O Register */
61
#define PCI_CBMA     iobase+0x002c   /* PCI Base Memory Address Register */
62
#define PCI_CBER     iobase+0x0030   /* PCI Expansion ROM Base Address Reg. */
63
#define PCI_CFIT     iobase+0x003c   /* PCI Configuration Interrupt Register */
64
#define PCI_CFDA     iobase+0x0040   /* PCI Driver Area Register */
65
#define PCI_CFDD     iobase+0x0041   /* PCI Driver Dependent Area Register */
66
#define PCI_CFPM     iobase+0x0043   /* PCI Power Management Area Register */
67
 
68
/*
69
** EISA Configuration Register 0 bit definitions
70
*/
71
#define ER0_BSW       0x80           /* EISA Bus Slave Width, 1: 32 bits */
72
#define ER0_BMW       0x40           /* EISA Bus Master Width, 1: 32 bits */
73
#define ER0_EPT       0x20           /* EISA PREEMPT Time, 0: 23 BCLKs */
74
#define ER0_ISTS      0x10           /* Interrupt Status (X) */
75
#define ER0_LI        0x08           /* Latch Interrupts */
76
#define ER0_INTL      0x06           /* INTerrupt Level */
77
#define ER0_INTT      0x01           /* INTerrupt Type, 0: Level, 1: Edge */
78
 
79
/*
80
** EISA Configuration Register 1 bit definitions
81
*/
82
#define ER1_IAM       0xe0           /* ISA Address Mode */
83
#define ER1_IAE       0x10           /* ISA Addressing Enable */
84
#define ER1_UPIN      0x0f           /* User Pins */
85
 
86
/*
87
** EISA Configuration Register 2 bit definitions
88
*/
89
#define ER2_BRS       0xc0           /* Boot ROM Size */
90
#define ER2_BRA       0x3c           /* Boot ROM Address <16:13> */
91
 
92
/*
93
** EISA Configuration Register 3 bit definitions
94
*/
95
#define ER3_BWE       0x40           /* Burst Write Enable */
96
#define ER3_BRE       0x04           /* Burst Read Enable */
97
#define ER3_LSR       0x02           /* Local Software Reset */
98
 
99
/*
100
** PCI Configuration ID Register (PCI_CFID). The Device IDs are left
101
** shifted 8 bits to allow detection of DC21142 and DC21143 variants with
102
** the configuration revision register step number.
103
*/
104
#define CFID_DID    0xff00           /* Device ID */
105
#define CFID_VID    0x00ff           /* Vendor ID */
106
#define DC21040_DID 0x0200           /* Unique Device ID # */
107
#define DC21040_VID 0x1011           /* DC21040 Manufacturer */
108
#define DC21041_DID 0x1400           /* Unique Device ID # */
109
#define DC21041_VID 0x1011           /* DC21041 Manufacturer */
110
#define DC21140_DID 0x0900           /* Unique Device ID # */
111
#define DC21140_VID 0x1011           /* DC21140 Manufacturer */
112
#define DC2114x_DID 0x1900           /* Unique Device ID # */
113
#define DC2114x_VID 0x1011           /* DC2114[23] Manufacturer */
114
 
115
/*
116
** Chipset defines
117
*/
118
#define DC21040     DC21040_DID
119
#define DC21041     DC21041_DID
120
#define DC21140     DC21140_DID
121
#define DC2114x     DC2114x_DID
122
#define DC21142     (DC2114x_DID | 0x0010)
123
#define DC21143     (DC2114x_DID | 0x0030)
124
#define DC2114x_BRK 0x0020           /* CFRV break between DC21142 & DC21143 */
125
 
126
#define is_DC21040 ((vendor == DC21040_VID) && (device == DC21040_DID))
127
#define is_DC21041 ((vendor == DC21041_VID) && (device == DC21041_DID))
128
#define is_DC21140 ((vendor == DC21140_VID) && (device == DC21140_DID))
129
#define is_DC2114x ((vendor == DC2114x_VID) && (device == DC2114x_DID))
130
#define is_DC21142 ((vendor == DC2114x_VID) && (device == DC21142))
131
#define is_DC21143 ((vendor == DC2114x_VID) && (device == DC21143))
132
 
133
/*
134
** PCI Configuration Command/Status Register (PCI_CFCS)
135
*/
136
#define CFCS_DPE    0x80000000       /* Detected Parity Error (S) */
137
#define CFCS_SSE    0x40000000       /* Signal System Error   (S) */
138
#define CFCS_RMA    0x20000000       /* Receive Master Abort  (S) */
139
#define CFCS_RTA    0x10000000       /* Receive Target Abort  (S) */
140
#define CFCS_DST    0x06000000       /* DEVSEL Timing         (S) */
141
#define CFCS_DPR    0x01000000       /* Data Parity Report    (S) */
142
#define CFCS_FBB    0x00800000       /* Fast Back-To-Back     (S) */
143
#define CFCS_SEE    0x00000100       /* System Error Enable   (C) */
144
#define CFCS_PER    0x00000040       /* Parity Error Response (C) */
145
#define CFCS_MO     0x00000004       /* Master Operation      (C) */
146
#define CFCS_MSA    0x00000002       /* Memory Space Access   (C) */
147
#define CFCS_IOSA   0x00000001       /* I/O Space Access      (C) */
148
 
149
/*
150
** PCI Configuration Revision Register (PCI_CFRV)
151
*/
152
#define CFRV_BC     0xff000000       /* Base Class */
153
#define CFRV_SC     0x00ff0000       /* Subclass */
154
#define CFRV_RN     0x000000f0       /* Revision Number */
155
#define CFRV_SN     0x0000000f       /* Step Number */
156
#define BASE_CLASS  0x02000000       /* Indicates Network Controller */
157
#define SUB_CLASS   0x00000000       /* Indicates Ethernet Controller */
158
#define STEP_NUMBER 0x00000020       /* Increments for future chips */
159
#define REV_NUMBER  0x00000003       /* 0x00, 0x01, 0x02, 0x03: Rev in Step */
160
#define CFRV_MASK   0xffff0000       /* Register mask */
161
 
162
/*
163
** PCI Configuration Latency Timer Register (PCI_CFLT)
164
*/
165
#define CFLT_BC     0x0000ff00       /* Latency Timer bits */
166
 
167
/*
168
** PCI Configuration Base I/O Address Register (PCI_CBIO)
169
*/
170
#define CBIO_MASK   -128             /* Base I/O Address Mask */
171
#define CBIO_IOSI   0x00000001       /* I/O Space Indicator (RO, value is 1) */
172
 
173
/*
174
** PCI Configuration Card Information Structure Register (PCI_CCIS)
175
*/
176
#define CCIS_ROMI   0xf0000000       /* ROM Image */
177
#define CCIS_ASO    0x0ffffff8       /* Address Space Offset */
178
#define CCIS_ASI    0x00000007       /* Address Space Indicator */
179
 
180
/*
181
** PCI Configuration Subsystem ID Register (PCI_SSID)
182
*/
183
#define SSID_SSID   0xffff0000       /* Subsystem ID */
184
#define SSID_SVID   0x0000ffff       /* Subsystem Vendor ID */
185
 
186
/*
187
** PCI Configuration Expansion ROM Base Address Register (PCI_CBER)
188
*/
189
#define CBER_MASK   0xfffffc00       /* Expansion ROM Base Address Mask */
190
#define CBER_ROME   0x00000001       /* ROM Enable */
191
 
192
/*
193
** PCI Configuration Interrupt Register (PCI_CFIT)
194
*/
195
#define CFIT_MXLT   0xff000000       /* MAX_LAT Value (0.25us periods) */
196
#define CFIT_MNGT   0x00ff0000       /* MIN_GNT Value (0.25us periods) */
197
#define CFIT_IRQP   0x0000ff00       /* Interrupt Pin */
198
#define CFIT_IRQL   0x000000ff       /* Interrupt Line */
199
 
200
/*
201
** PCI Configuration Power Management Area Register (PCI_CFPM)
202
*/
203
#define SLEEP       0x80             /* Power Saving Sleep Mode */
204
#define SNOOZE      0x40             /* Power Saving Snooze Mode */
205
#define WAKEUP      0x00             /* Power Saving Wakeup */
206
 
207
#define PCI_CFDA_DSU 0x41            /* 8 bit Configuration Space Address */
208
#define PCI_CFDA_PSM 0x43            /* 8 bit Configuration Space Address */
209
 
210
/*
211
** DC21040 Bus Mode Register (DE4X5_BMR)
212
*/
213
#define BMR_RML    0x00200000       /* [Memory] Read Multiple */
214
#define BMR_DBO    0x00100000       /* Descriptor Byte Ordering (Endian) */
215
#define BMR_TAP    0x000e0000       /* Transmit Automatic Polling */
216
#define BMR_DAS    0x00010000       /* Diagnostic Address Space */
217
#define BMR_CAL    0x0000c000       /* Cache Alignment */
218
#define BMR_PBL    0x00003f00       /* Programmable Burst Length */
219
#define BMR_BLE    0x00000080       /* Big/Little Endian */
220
#define BMR_DSL    0x0000007c       /* Descriptor Skip Length */
221
#define BMR_BAR    0x00000002       /* Bus ARbitration */
222
#define BMR_SWR    0x00000001       /* Software Reset */
223
 
224
                                    /* Timings here are for 10BASE-T/AUI only*/
225
#define TAP_NOPOLL 0x00000000       /* No automatic polling */
226
#define TAP_200US  0x00020000       /* TX automatic polling every 200us */
227
#define TAP_800US  0x00040000       /* TX automatic polling every 800us */
228
#define TAP_1_6MS  0x00060000       /* TX automatic polling every 1.6ms */
229
#define TAP_12_8US 0x00080000       /* TX automatic polling every 12.8us */
230
#define TAP_25_6US 0x000a0000       /* TX automatic polling every 25.6us */
231
#define TAP_51_2US 0x000c0000       /* TX automatic polling every 51.2us */
232
#define TAP_102_4US 0x000e0000      /* TX automatic polling every 102.4us */
233
 
234
#define CAL_NOUSE  0x00000000       /* Not used */
235
#define CAL_8LONG  0x00004000       /* 8-longword alignment */
236
#define CAL_16LONG 0x00008000       /* 16-longword alignment */
237
#define CAL_32LONG 0x0000c000       /* 32-longword alignment */
238
 
239
#define PBL_0      0x00000000       /*  DMA burst length = amount in RX FIFO */
240
#define PBL_1      0x00000100       /*  1 longword  DMA burst length */
241
#define PBL_2      0x00000200       /*  2 longwords DMA burst length */
242
#define PBL_4      0x00000400       /*  4 longwords DMA burst length */
243
#define PBL_8      0x00000800       /*  8 longwords DMA burst length */
244
#define PBL_16     0x00001000       /* 16 longwords DMA burst length */
245
#define PBL_32     0x00002000       /* 32 longwords DMA burst length */
246
 
247
#define DSL_0      0x00000000       /*  0 longword  / descriptor */
248
#define DSL_1      0x00000004       /*  1 longword  / descriptor */
249
#define DSL_2      0x00000008       /*  2 longwords / descriptor */
250
#define DSL_4      0x00000010       /*  4 longwords / descriptor */
251
#define DSL_8      0x00000020       /*  8 longwords / descriptor */
252
#define DSL_16     0x00000040       /* 16 longwords / descriptor */
253
#define DSL_32     0x00000080       /* 32 longwords / descriptor */
254
 
255
/*
256
** DC21040 Transmit Poll Demand Register (DE4X5_TPD)
257
*/
258
#define TPD        0x00000001       /* Transmit Poll Demand */
259
 
260
/*
261
** DC21040 Receive Poll Demand Register (DE4X5_RPD)
262
*/
263
#define RPD        0x00000001       /* Receive Poll Demand */
264
 
265
/*
266
** DC21040 Receive Ring Base Address Register (DE4X5_RRBA)
267
*/
268
#define RRBA       0xfffffffc       /* RX Descriptor List Start Address */
269
 
270
/*
271
** DC21040 Transmit Ring Base Address Register (DE4X5_TRBA)
272
*/
273
#define TRBA       0xfffffffc       /* TX Descriptor List Start Address */
274
 
275
/*
276
** Status Register (DE4X5_STS)
277
*/
278
#define STS_GPI    0x04000000       /* General Purpose Port Interrupt */
279
#define STS_BE     0x03800000       /* Bus Error Bits */
280
#define STS_TS     0x00700000       /* Transmit Process State */
281
#define STS_RS     0x000e0000       /* Receive Process State */
282
#define STS_NIS    0x00010000       /* Normal Interrupt Summary */
283
#define STS_AIS    0x00008000       /* Abnormal Interrupt Summary */
284
#define STS_ER     0x00004000       /* Early Receive */
285
#define STS_FBE    0x00002000       /* Fatal Bus Error */
286
#define STS_SE     0x00002000       /* System Error */
287
#define STS_LNF    0x00001000       /* Link Fail */
288
#define STS_FD     0x00000800       /* Full-Duplex Short Frame Received */
289
#define STS_TM     0x00000800       /* Timer Expired (DC21041) */
290
#define STS_ETI    0x00000400       /* Early Transmit Interupt */
291
#define STS_AT     0x00000400       /* AUI/TP Pin */
292
#define STS_RWT    0x00000200       /* Receive Watchdog Time-Out */
293
#define STS_RPS    0x00000100       /* Receive Process Stopped */
294
#define STS_RU     0x00000080       /* Receive Buffer Unavailable */
295
#define STS_RI     0x00000040       /* Receive Interrupt */
296
#define STS_UNF    0x00000020       /* Transmit Underflow */
297
#define STS_LNP    0x00000010       /* Link Pass */
298
#define STS_ANC    0x00000010       /* Autonegotiation Complete */
299
#define STS_TJT    0x00000008       /* Transmit Jabber Time-Out */
300
#define STS_TU     0x00000004       /* Transmit Buffer Unavailable */
301
#define STS_TPS    0x00000002       /* Transmit Process Stopped */
302
#define STS_TI     0x00000001       /* Transmit Interrupt */
303
 
304
#define EB_PAR     0x00000000       /* Parity Error */
305
#define EB_MA      0x00800000       /* Master Abort */
306
#define EB_TA      0x01000000       /* Target Abort */
307
#define EB_RES0    0x01800000       /* Reserved */
308
#define EB_RES1    0x02000000       /* Reserved */
309
 
310
#define TS_STOP    0x00000000       /* Stopped */
311
#define TS_FTD     0x00100000       /* Fetch Transmit Descriptor */
312
#define TS_WEOT    0x00200000       /* Wait for End Of Transmission */
313
#define TS_QDAT    0x00300000       /* Queue skb data into TX FIFO */
314
#define TS_RES     0x00400000       /* Reserved */
315
#define TS_SPKT    0x00500000       /* Setup Packet */
316
#define TS_SUSP    0x00600000       /* Suspended */
317
#define TS_CLTD    0x00700000       /* Close Transmit Descriptor */
318
 
319
#define RS_STOP    0x00000000       /* Stopped */
320
#define RS_FRD     0x00020000       /* Fetch Receive Descriptor */
321
#define RS_CEOR    0x00040000       /* Check for End of Receive Packet */
322
#define RS_WFRP    0x00060000       /* Wait for Receive Packet */
323
#define RS_SUSP    0x00080000       /* Suspended */
324
#define RS_CLRD    0x000a0000       /* Close Receive Descriptor */
325
#define RS_FLUSH   0x000c0000       /* Flush RX FIFO */
326
#define RS_QRFS    0x000e0000       /* Queue RX FIFO into RX Skb */
327
 
328
#define INT_CANCEL 0x0001ffff       /* For zeroing all interrupt sources */
329
 
330
/*
331
** Operation Mode Register (DE4X5_OMR)
332
*/
333
#define OMR_SC     0x80000000       /* Special Capture Effect Enable */
334
#define OMR_RA     0x40000000       /* Receive All */
335
#define OMR_SDP    0x02000000       /* SD Polarity - MUST BE ASSERTED */
336
#define OMR_SCR    0x01000000       /* Scrambler Mode */
337
#define OMR_PCS    0x00800000       /* PCS Function */
338
#define OMR_TTM    0x00400000       /* Transmit Threshold Mode */
339
#define OMR_SF     0x00200000       /* Store and Forward */
340
#define OMR_HBD    0x00080000       /* HeartBeat Disable */
341
#define OMR_PS     0x00040000       /* Port Select */
342
#define OMR_CA     0x00020000       /* Capture Effect Enable */
343
#define OMR_BP     0x00010000       /* Back Pressure */
344
#define OMR_TR     0x0000c000       /* Threshold Control Bits */
345
#define OMR_ST     0x00002000       /* Start/Stop Transmission Command */
346
#define OMR_FC     0x00001000       /* Force Collision Mode */
347
#define OMR_OM     0x00000c00       /* Operating Mode */
348
#define OMR_FDX    0x00000200       /* Full Duplex Mode */
349
#define OMR_FKD    0x00000100       /* Flaky Oscillator Disable */
350
#define OMR_PM     0x00000080       /* Pass All Multicast */
351
#define OMR_PR     0x00000040       /* Promiscuous Mode */
352
#define OMR_SB     0x00000020       /* Start/Stop Backoff Counter */
353
#define OMR_IF     0x00000010       /* Inverse Filtering */
354
#define OMR_PB     0x00000008       /* Pass Bad Frames */
355
#define OMR_HO     0x00000004       /* Hash Only Filtering Mode */
356
#define OMR_SR     0x00000002       /* Start/Stop Receive */
357
#define OMR_HP     0x00000001       /* Hash/Perfect Receive Filtering Mode */
358
 
359
#define TR_72      0x00000000       /* Threshold set to 72 (128) bytes */
360
#define TR_96      0x00004000       /* Threshold set to 96 (256) bytes */
361
#define TR_128     0x00008000       /* Threshold set to 128 (512) bytes */
362
#define TR_160     0x0000c000       /* Threshold set to 160 (1024) bytes */
363
 
364
#define OMR_DEF     (OMR_SDP)
365
#define OMR_SIA     (OMR_SDP | OMR_TTM)
366
#define OMR_SYM     (OMR_SDP | OMR_SCR | OMR_PCS | OMR_HBD | OMR_PS)
367
#define OMR_MII_10  (OMR_SDP | OMR_TTM | OMR_PS)
368
#define OMR_MII_100 (OMR_SDP | OMR_HBD | OMR_PS)
369
 
370
/*
371
** DC21040 Interrupt Mask Register (DE4X5_IMR)
372
*/
373
#define IMR_GPM    0x04000000       /* General Purpose Port Mask */
374
#define IMR_NIM    0x00010000       /* Normal Interrupt Summary Mask */
375
#define IMR_AIM    0x00008000       /* Abnormal Interrupt Summary Mask */
376
#define IMR_ERM    0x00004000       /* Early Receive Mask */
377
#define IMR_FBM    0x00002000       /* Fatal Bus Error Mask */
378
#define IMR_SEM    0x00002000       /* System Error Mask */
379
#define IMR_LFM    0x00001000       /* Link Fail Mask */
380
#define IMR_FDM    0x00000800       /* Full-Duplex (Short Frame) Mask */
381
#define IMR_TMM    0x00000800       /* Timer Expired Mask (DC21041) */
382
#define IMR_ETM    0x00000400       /* Early Transmit Interrupt Mask */
383
#define IMR_ATM    0x00000400       /* AUI/TP Switch Mask */
384
#define IMR_RWM    0x00000200       /* Receive Watchdog Time-Out Mask */
385
#define IMR_RSM    0x00000100       /* Receive Stopped Mask */
386
#define IMR_RUM    0x00000080       /* Receive Buffer Unavailable Mask */
387
#define IMR_RIM    0x00000040       /* Receive Interrupt Mask */
388
#define IMR_UNM    0x00000020       /* Underflow Interrupt Mask */
389
#define IMR_ANM    0x00000010       /* Autonegotiation Complete Mask */
390
#define IMR_LPM    0x00000010       /* Link Pass */
391
#define IMR_TJM    0x00000008       /* Transmit Time-Out Jabber Mask */
392
#define IMR_TUM    0x00000004       /* Transmit Buffer Unavailable Mask */
393
#define IMR_TSM    0x00000002       /* Transmission Stopped Mask */
394
#define IMR_TIM    0x00000001       /* Transmit Interrupt Mask */
395
 
396
/*
397
** Missed Frames and FIFO Overflow Counters (DE4X5_MFC)
398
*/
399
#define MFC_FOCO   0x10000000       /* FIFO Overflow Counter Overflow Bit */
400
#define MFC_FOC    0x0ffe0000       /* FIFO Overflow Counter Bits */
401
#define MFC_OVFL   0x00010000       /* Missed Frames Counter Overflow Bit */
402
#define MFC_CNTR   0x0000ffff       /* Missed Frames Counter Bits */
403
#define MFC_FOCM   0x1ffe0000       /* FIFO Overflow Counter Mask */
404
 
405
/*
406
** DC21040 Ethernet Address PROM (DE4X5_APROM)
407
*/
408
#define APROM_DN   0x80000000       /* Data Not Valid */
409
#define APROM_DT   0x000000ff       /* Address Byte */
410
 
411
/*
412
** DC21041 Boot/Ethernet Address ROM (DE4X5_BROM)
413
*/
414
#define BROM_MODE 0x00008000       /* MODE_1: 0,  MODE_0: 1  (read only) */
415
#define BROM_RD   0x00004000       /* Read from Boot ROM */
416
#define BROM_WR   0x00002000       /* Write to Boot ROM */
417
#define BROM_BR   0x00001000       /* Select Boot ROM when set */
418
#define BROM_SR   0x00000800       /* Select Serial ROM when set */
419
#define BROM_REG  0x00000400       /* External Register Select */
420
#define BROM_DT   0x000000ff       /* Data Byte */
421
 
422
/*
423
** DC21041 Serial/Ethernet Address ROM (DE4X5_SROM, DE4X5_MII)
424
*/
425
#define MII_MDI   0x00080000       /* MII Management Data In */
426
#define MII_MDO   0x00060000       /* MII Management Mode/Data Out */
427
#define MII_MRD   0x00040000       /* MII Management Define Read Mode */
428
#define MII_MWR   0x00000000       /* MII Management Define Write Mode */
429
#define MII_MDT   0x00020000       /* MII Management Data Out */
430
#define MII_MDC   0x00010000       /* MII Management Clock */
431
#define MII_RD    0x00004000       /* Read from MII */
432
#define MII_WR    0x00002000       /* Write to MII */
433
#define MII_SEL   0x00000800       /* Select MII when RESET */
434
 
435
#define SROM_MODE 0x00008000       /* MODE_1: 0,  MODE_0: 1  (read only) */
436
#define SROM_RD   0x00004000       /* Read from Boot ROM */
437
#define SROM_WR   0x00002000       /* Write to Boot ROM */
438
#define SROM_BR   0x00001000       /* Select Boot ROM when set */
439
#define SROM_SR   0x00000800       /* Select Serial ROM when set */
440
#define SROM_REG  0x00000400       /* External Register Select */
441
#define SROM_DT   0x000000ff       /* Data Byte */
442
 
443
#define DT_OUT    0x00000008       /* Serial Data Out */
444
#define DT_IN     0x00000004       /* Serial Data In */
445
#define DT_CLK    0x00000002       /* Serial ROM Clock */
446
#define DT_CS     0x00000001       /* Serial ROM Chip Select */
447
 
448
#define MII_PREAMBLE 0xffffffff    /* MII Management Preamble */
449
#define MII_TEST     0xaaaaaaaa    /* MII Test Signal */
450
#define MII_STRD     0x06          /* Start of Frame+Op Code: use low nibble */
451
#define MII_STWR     0x0a          /* Start of Frame+Op Code: use low nibble */
452
 
453
#define MII_CR       0x00          /* MII Management Control Register */
454
#define MII_SR       0x01          /* MII Management Status Register */
455
#define MII_ID0      0x02          /* PHY Identifier Register 0 */
456
#define MII_ID1      0x03          /* PHY Identifier Register 1 */
457
#define MII_ANA      0x04          /* Auto Negotiation Advertisement */
458
#define MII_ANLPA    0x05          /* Auto Negotiation Link Partner Ability */
459
#define MII_ANE      0x06          /* Auto Negotiation Expansion */
460
#define MII_ANP      0x07          /* Auto Negotiation Next Page TX */
461
 
462
#define DE4X5_MAX_MII 32           /* Maximum address of MII PHY devices */
463
 
464
/*
465
** MII Management Control Register
466
*/
467
#define MII_CR_RST  0x8000         /* RESET the PHY chip */
468
#define MII_CR_LPBK 0x4000         /* Loopback enable */
469
#define MII_CR_SPD  0x2000         /* 0: 10Mb/s; 1: 100Mb/s */
470
#define MII_CR_10   0x0000         /* Set 10Mb/s */
471
#define MII_CR_100  0x2000         /* Set 100Mb/s */
472
#define MII_CR_ASSE 0x1000         /* Auto Speed Select Enable */
473
#define MII_CR_PD   0x0800         /* Power Down */
474
#define MII_CR_ISOL 0x0400         /* Isolate Mode */
475
#define MII_CR_RAN  0x0200         /* Restart Auto Negotiation */
476
#define MII_CR_FDM  0x0100         /* Full Duplex Mode */
477
#define MII_CR_CTE  0x0080         /* Collision Test Enable */
478
 
479
/*
480
** MII Management Status Register
481
*/
482
#define MII_SR_T4C  0x8000         /* 100BASE-T4 capable */
483
#define MII_SR_TXFD 0x4000         /* 100BASE-TX Full Duplex capable */
484
#define MII_SR_TXHD 0x2000         /* 100BASE-TX Half Duplex capable */
485
#define MII_SR_TFD  0x1000         /* 10BASE-T Full Duplex capable */
486
#define MII_SR_THD  0x0800         /* 10BASE-T Half Duplex capable */
487
#define MII_SR_ASSC 0x0020         /* Auto Speed Selection Complete*/
488
#define MII_SR_RFD  0x0010         /* Remote Fault Detected */
489
#define MII_SR_ANC  0x0008         /* Auto Negotiation capable */
490
#define MII_SR_LKS  0x0004         /* Link Status */
491
#define MII_SR_JABD 0x0002         /* Jabber Detect */
492
#define MII_SR_XC   0x0001         /* Extended Capabilities */
493
 
494
/*
495
** MII Management Auto Negotiation Advertisement Register
496
*/
497
#define MII_ANA_TAF  0x03e0        /* Technology Ability Field */
498
#define MII_ANA_T4AM 0x0200        /* T4 Technology Ability Mask */
499
#define MII_ANA_TXAM 0x0180        /* TX Technology Ability Mask */
500
#define MII_ANA_FDAM 0x0140        /* Full Duplex Technology Ability Mask */
501
#define MII_ANA_HDAM 0x02a0        /* Half Duplex Technology Ability Mask */
502
#define MII_ANA_100M 0x0380        /* 100Mb Technology Ability Mask */
503
#define MII_ANA_10M  0x0060        /* 10Mb Technology Ability Mask */
504
#define MII_ANA_CSMA 0x0001        /* CSMA-CD Capable */
505
 
506
/*
507
** MII Management Auto Negotiation Remote End Register
508
*/
509
#define MII_ANLPA_NP   0x8000      /* Next Page (Enable) */
510
#define MII_ANLPA_ACK  0x4000      /* Remote Acknowledge */
511
#define MII_ANLPA_RF   0x2000      /* Remote Fault */
512
#define MII_ANLPA_TAF  0x03e0      /* Technology Ability Field */
513
#define MII_ANLPA_T4AM 0x0200      /* T4 Technology Ability Mask */
514
#define MII_ANLPA_TXAM 0x0180      /* TX Technology Ability Mask */
515
#define MII_ANLPA_FDAM 0x0140      /* Full Duplex Technology Ability Mask */
516
#define MII_ANLPA_HDAM 0x02a0      /* Half Duplex Technology Ability Mask */
517
#define MII_ANLPA_100M 0x0380      /* 100Mb Technology Ability Mask */
518
#define MII_ANLPA_10M  0x0060      /* 10Mb Technology Ability Mask */
519
#define MII_ANLPA_CSMA 0x0001      /* CSMA-CD Capable */
520
 
521
/*
522
** SROM Media Definitions (ABG SROM Section)
523
*/
524
#define MEDIA_NWAY     0x0080      /* Nway (Auto Negotiation) on PHY */
525
#define MEDIA_MII      0x0040      /* MII Present on the adapter */
526
#define MEDIA_FIBRE    0x0008      /* Fibre Media present */
527
#define MEDIA_AUI      0x0004      /* AUI Media present */
528
#define MEDIA_TP       0x0002      /* TP Media present */
529
#define MEDIA_BNC      0x0001      /* BNC Media present */
530
 
531
/*
532
** SROM Definitions (Digital Semiconductor Format)
533
*/
534
#define SROM_SSVID     0x0000      /* Sub-system Vendor ID offset */
535
#define SROM_SSID      0x0002      /* Sub-system ID offset */
536
#define SROM_CISPL     0x0004      /* CardBus CIS Pointer low offset */
537
#define SROM_CISPH     0x0006      /* CardBus CIS Pointer high offset */
538
#define SROM_IDCRC     0x0010      /* ID Block CRC offset*/
539
#define SROM_RSVD2     0x0011      /* ID Reserved 2 offset */
540
#define SROM_SFV       0x0012      /* SROM Format Version offset */
541
#define SROM_CCNT      0x0013      /* Controller Count offset */
542
#define SROM_HWADD     0x0014      /* Hardware Address offset */
543
#define SROM_MRSVD     0x007c      /* Manufacturer Reserved offset*/
544
#define SROM_CRC       0x007e      /* SROM CRC offset */
545
 
546
/*
547
** SROM Media Connection Definitions
548
*/
549
#define SROM_10BT      0x0000      /*  10BASE-T half duplex */
550
#define SROM_10BTN     0x0100      /*  10BASE-T with Nway */
551
#define SROM_10BTF     0x0204      /*  10BASE-T full duplex */
552
#define SROM_10BTNLP   0x0400      /*  10BASE-T without Link Pass test */
553
#define SROM_10B2      0x0001      /*  10BASE-2 (BNC) */
554
#define SROM_10B5      0x0002      /*  10BASE-5 (AUI) */
555
#define SROM_100BTH    0x0003      /*  100BASE-T half duplex */
556
#define SROM_100BTF    0x0205      /*  100BASE-T full duplex */
557
#define SROM_100BT4    0x0006      /*  100BASE-T4 */
558
#define SROM_100BFX    0x0007      /*  100BASE-FX half duplex (Fiber) */
559
#define SROM_M10BT     0x0009      /*  MII 10BASE-T half duplex */
560
#define SROM_M10BTF    0x020a      /*  MII 10BASE-T full duplex */
561
#define SROM_M100BT    0x000d      /*  MII 100BASE-T half duplex */
562
#define SROM_M100BTF   0x020e      /*  MII 100BASE-T full duplex */
563
#define SROM_M100BT4   0x000f      /*  MII 100BASE-T4 */
564
#define SROM_M100BF    0x0010      /*  MII 100BASE-FX half duplex */
565
#define SROM_M100BFF   0x0211      /*  MII 100BASE-FX full duplex */
566
#define SROM_PDA       0x0800      /*  Powerup & Dynamic Autosense */
567
#define SROM_PAO       0x8800      /*  Powerup Autosense Only */
568
#define SROM_NSMI      0xffff      /*  No Selected Media Information */
569
 
570
/*
571
** SROM Media Definitions
572
*/
573
#define SROM_10BASET   0x0000      /*  10BASE-T half duplex */
574
#define SROM_10BASE2   0x0001      /*  10BASE-2 (BNC) */
575
#define SROM_10BASE5   0x0002      /*  10BASE-5 (AUI) */
576
#define SROM_100BASET  0x0003      /*  100BASE-T half duplex */
577
#define SROM_10BASETF  0x0004      /*  10BASE-T full duplex */
578
#define SROM_100BASETF 0x0005      /*  100BASE-T full duplex */
579
#define SROM_100BASET4 0x0006      /*  100BASE-T4 */
580
#define SROM_100BASEF  0x0007      /*  100BASE-FX half duplex */
581
#define SROM_100BASEFF 0x0008      /*  100BASE-FX full duplex */
582
 
583
#define BLOCK_LEN      0x7f        /* Extended blocks length mask */
584
#define EXT_FIELD      0x40        /* Extended blocks extension field bit */
585
#define MEDIA_CODE     0x3f        /* Extended blocks media code mask */
586
 
587
/*
588
** SROM Compact Format Block Masks
589
*/
590
#define COMPACT_FI      0x80       /* Format Indicator */
591
#define COMPACT_LEN     0x04       /* Length */
592
#define COMPACT_MC      0x3f       /* Media Code */
593
 
594
/*
595
** SROM Extended Format Block Type 0 Masks
596
*/
597
#define BLOCK0_FI      0x80        /* Format Indicator */
598
#define BLOCK0_MCS     0x80        /* Media Code byte Sign */
599
#define BLOCK0_MC      0x3f        /* Media Code */
600
 
601
/*
602
** DC21040 Full Duplex Register (DE4X5_FDR)
603
*/
604
#define FDR_FDACV  0x0000ffff      /* Full Duplex Auto Configuration Value */
605
 
606
/*
607
** DC21041 General Purpose Timer Register (DE4X5_GPT)
608
*/
609
#define GPT_CON  0x00010000        /* One shot: 0,  Continuous: 1 */
610
#define GPT_VAL  0x0000ffff        /* Timer Value */
611
 
612
/*
613
** DC21140 General Purpose Register (DE4X5_GEP) (hardware dependent bits)
614
*/
615
/* Valid ONLY for DE500 hardware */
616
#define GEP_LNP  0x00000080        /* Link Pass               (input)        */
617
#define GEP_SLNK 0x00000040        /* SYM LINK                (input)        */
618
#define GEP_SDET 0x00000020        /* Signal Detect           (input)        */
619
#define GEP_HRST 0x00000010        /* Hard RESET (to PHY)     (output)       */
620
#define GEP_FDXD 0x00000008        /* Full Duplex Disable     (output)       */
621
#define GEP_PHYL 0x00000004        /* PHY Loopback            (output)       */
622
#define GEP_FLED 0x00000002        /* Force Activity LED on   (output)       */
623
#define GEP_MODE 0x00000001        /* 0: 10Mb/s,  1: 100Mb/s                 */
624
#define GEP_INIT 0x0000011f        /* Setup inputs (0) and outputs (1)       */
625
#define GEP_CTRL 0x00000100        /* GEP control bit                        */
626
 
627
/*
628
** SIA Register Defaults
629
*/
630
#define CSR13 0x00000001
631
#define CSR14 0x0003ff7f           /* Autonegotiation disabled               */
632
#define CSR15 0x00000008
633
 
634
/*
635
** SIA Status Register (DE4X5_SISR)
636
*/
637
#define SISR_LPC   0xffff0000      /* Link Partner's Code Word               */
638
#define SISR_LPN   0x00008000      /* Link Partner Negotiable                */
639
#define SISR_ANS   0x00007000      /* Auto Negotiation Arbitration State     */
640
#define SISR_NSN   0x00000800      /* Non Stable NLPs Detected (DC21041)     */
641
#define SISR_TRF   0x00000800      /* Transmit Remote Fault                  */
642
#define SISR_NSND  0x00000400      /* Non Stable NLPs Detected (DC21142)     */
643
#define SISR_ANR_FDS 0x00000400    /* Auto Negotiate Restart/Full Duplex Sel.*/
644
#define SISR_TRA   0x00000200      /* 10BASE-T Receive Port Activity         */
645
#define SISR_NRA   0x00000200      /* Non Selected Port Receive Activity     */
646
#define SISR_ARA   0x00000100      /* AUI Receive Port Activity              */
647
#define SISR_SRA   0x00000100      /* Selected Port Receive Activity         */
648
#define SISR_DAO   0x00000080      /* PLL All One                            */
649
#define SISR_DAZ   0x00000040      /* PLL All Zero                           */
650
#define SISR_DSP   0x00000020      /* PLL Self-Test Pass                     */
651
#define SISR_DSD   0x00000010      /* PLL Self-Test Done                     */
652
#define SISR_APS   0x00000008      /* Auto Polarity State                    */
653
#define SISR_LKF   0x00000004      /* Link Fail Status                       */
654
#define SISR_LS10  0x00000004      /* 10Mb/s Link Fail Status                */
655
#define SISR_NCR   0x00000002      /* Network Connection Error               */
656
#define SISR_LS100 0x00000002      /* 100Mb/s Link Fail Status               */
657
#define SISR_PAUI  0x00000001      /* AUI_TP Indication                      */
658
#define SISR_MRA   0x00000001      /* MII Receive Port Activity              */
659
 
660
#define ANS_NDIS   0x00000000      /* Nway disable                           */
661
#define ANS_TDIS   0x00001000      /* Transmit Disable                       */
662
#define ANS_ADET   0x00002000      /* Ability Detect                         */
663
#define ANS_ACK    0x00003000      /* Acknowledge                            */
664
#define ANS_CACK   0x00004000      /* Complete Acknowledge                   */
665
#define ANS_NWOK   0x00005000      /* Nway OK - FLP Link Good                */
666
#define ANS_LCHK   0x00006000      /* Link Check                             */
667
 
668
#define SISR_RST   0x00000301      /* CSR12 reset                            */
669
#define SISR_ANR   0x00001301      /* Autonegotiation restart                */
670
 
671
/*
672
** SIA Connectivity Register (DE4X5_SICR)
673
*/
674
#define SICR_SDM   0xffff0000       /* SIA Diagnostics Mode */
675
#define SICR_OE57  0x00008000       /* Output Enable 5 6 7 */
676
#define SICR_OE24  0x00004000       /* Output Enable 2 4 */
677
#define SICR_OE13  0x00002000       /* Output Enable 1 3 */
678
#define SICR_IE    0x00001000       /* Input Enable */
679
#define SICR_EXT   0x00000000       /* SIA MUX Select External SIA Mode */
680
#define SICR_D_SIA 0x00000400       /* SIA MUX Select Diagnostics - SIA Sigs */
681
#define SICR_DPLL  0x00000800       /* SIA MUX Select Diagnostics - DPLL Sigs*/
682
#define SICR_APLL  0x00000a00       /* SIA MUX Select Diagnostics - DPLL Sigs*/
683
#define SICR_D_RxM 0x00000c00       /* SIA MUX Select Diagnostics - RxM Sigs */
684
#define SICR_M_RxM 0x00000d00       /* SIA MUX Select Diagnostics - RxM Sigs */
685
#define SICR_LNKT  0x00000e00       /* SIA MUX Select Diagnostics - Link Test*/
686
#define SICR_SEL   0x00000f00       /* SIA MUX Select AUI or TP with LEDs */
687
#define SICR_ASE   0x00000080       /* APLL Start Enable*/
688
#define SICR_SIM   0x00000040       /* Serial Interface Input Multiplexer */
689
#define SICR_ENI   0x00000020       /* Encoder Input Multiplexer */
690
#define SICR_EDP   0x00000010       /* SIA PLL External Input Enable */
691
#define SICR_AUI   0x00000008       /* 10Base-T (0) or AUI (1) */
692
#define SICR_CAC   0x00000004       /* CSR Auto Configuration */
693
#define SICR_PS    0x00000002       /* Pin AUI/TP Selection */
694
#define SICR_SRL   0x00000001       /* SIA Reset */
695
#define SIA_RESET  0x00000000       /* SIA Reset Value */
696
 
697
/*
698
** SIA Transmit and Receive Register (DE4X5_STRR)
699
*/
700
#define STRR_TAS   0x00008000       /* 10Base-T/AUI Autosensing Enable */
701
#define STRR_SPP   0x00004000       /* Set Polarity Plus */
702
#define STRR_APE   0x00002000       /* Auto Polarity Enable */
703
#define STRR_LTE   0x00001000       /* Link Test Enable */
704
#define STRR_SQE   0x00000800       /* Signal Quality Enable */
705
#define STRR_CLD   0x00000400       /* Collision Detect Enable */
706
#define STRR_CSQ   0x00000200       /* Collision Squelch Enable */
707
#define STRR_RSQ   0x00000100       /* Receive Squelch Enable */
708
#define STRR_ANE   0x00000080       /* Auto Negotiate Enable */
709
#define STRR_HDE   0x00000040       /* Half Duplex Enable */
710
#define STRR_CPEN  0x00000030       /* Compensation Enable */
711
#define STRR_LSE   0x00000008       /* Link Pulse Send Enable */
712
#define STRR_DREN  0x00000004       /* Driver Enable */
713
#define STRR_LBK   0x00000002       /* Loopback Enable */
714
#define STRR_ECEN  0x00000001       /* Encoder Enable */
715
#define STRR_RESET 0xffffffff       /* Reset value for STRR */
716
 
717
/*
718
** SIA General Register (DE4X5_SIGR)
719
*/
720
#define SIGR_RMI   0x40000000       /* Receive Match Interrupt */
721
#define SIGR_GI1   0x20000000       /* General Port Interrupt 1 */
722
#define SIGR_GI0   0x10000000       /* General Port Interrupt 0 */
723
#define SIGR_CWE   0x08000000       /* Control Write Enable */
724
#define SIGR_RME   0x04000000       /* Receive Match Enable */
725
#define SIGR_GEI1  0x02000000       /* GEP Interrupt Enable on Port 1 */
726
#define SIGR_GEI0  0x01000000       /* GEP Interrupt Enable on Port 0 */
727
#define SIGR_LGS3  0x00800000       /* LED/GEP3 Select */
728
#define SIGR_LGS2  0x00400000       /* LED/GEP2 Select */
729
#define SIGR_LGS1  0x00200000       /* LED/GEP1 Select */
730
#define SIGR_LGS0  0x00100000       /* LED/GEP0 Select */
731
#define SIGR_MD    0x000f0000       /* General Purpose Mode and Data */
732
#define SIGR_LV2   0x00008000       /* General Purpose LED2 value */
733
#define SIGR_LE2   0x00004000       /* General Purpose LED2 enable */
734
#define SIGR_FRL   0x00002000       /* Force Receiver Low */
735
#define SIGR_DPST  0x00001000       /* PLL Self Test Start */
736
#define SIGR_LSD   0x00000800       /* LED Stretch Disable */
737
#define SIGR_FLF   0x00000400       /* Force Link Fail */
738
#define SIGR_FUSQ  0x00000200       /* Force Unsquelch */
739
#define SIGR_TSCK  0x00000100       /* Test Clock */
740
#define SIGR_LV1   0x00000080       /* General Purpose LED1 value */
741
#define SIGR_LE1   0x00000040       /* General Purpose LED1 enable */
742
#define SIGR_RWR   0x00000020       /* Receive Watchdog Release */
743
#define SIGR_RWD   0x00000010       /* Receive Watchdog Disable */
744
#define SIGR_ABM   0x00000008       /* BNC: 0,  AUI:1 */
745
#define SIGR_JCK   0x00000004       /* Jabber Clock */
746
#define SIGR_HUJ   0x00000002       /* Host Unjab */
747
#define SIGR_JBD   0x00000001       /* Jabber Disable */
748
#define SIGR_RESET 0xffff0000       /* Reset value for SIGR */
749
 
750
/*
751
** Receive Descriptor Bit Summary
752
*/
753
#define R_OWN      0x80000000       /* Own Bit */
754
#define RD_FF      0x40000000       /* Filtering Fail */
755
#define RD_FL      0x3fff0000       /* Frame Length */
756
#define RD_ES      0x00008000       /* Error Summary */
757
#define RD_LE      0x00004000       /* Length Error */
758
#define RD_DT      0x00003000       /* Data Type */
759
#define RD_RF      0x00000800       /* Runt Frame */
760
#define RD_MF      0x00000400       /* Multicast Frame */
761
#define RD_FS      0x00000200       /* First Descriptor */
762
#define RD_LS      0x00000100       /* Last Descriptor */
763
#define RD_TL      0x00000080       /* Frame Too Long */
764
#define RD_CS      0x00000040       /* Collision Seen */
765
#define RD_FT      0x00000020       /* Frame Type */
766
#define RD_RJ      0x00000010       /* Receive Watchdog */
767
#define RD_RE      0x00000008       /* Report on MII Error */
768
#define RD_DB      0x00000004       /* Dribbling Bit */
769
#define RD_CE      0x00000002       /* CRC Error */
770
#define RD_OF      0x00000001       /* Overflow */
771
 
772
#define RD_RER     0x02000000       /* Receive End Of Ring */
773
#define RD_RCH     0x01000000       /* Second Address Chained */
774
#define RD_RBS2    0x003ff800       /* Buffer 2 Size */
775
#define RD_RBS1    0x000007ff       /* Buffer 1 Size */
776
 
777
/*
778
** Transmit Descriptor Bit Summary
779
*/
780
#define T_OWN      0x80000000       /* Own Bit */
781
#define TD_ES      0x00008000       /* Error Summary */
782
#define TD_TO      0x00004000       /* Transmit Jabber Time-Out */
783
#define TD_LO      0x00000800       /* Loss Of Carrier */
784
#define TD_NC      0x00000400       /* No Carrier */
785
#define TD_LC      0x00000200       /* Late Collision */
786
#define TD_EC      0x00000100       /* Excessive Collisions */
787
#define TD_HF      0x00000080       /* Heartbeat Fail */
788
#define TD_CC      0x00000078       /* Collision Counter */
789
#define TD_LF      0x00000004       /* Link Fail */
790
#define TD_UF      0x00000002       /* Underflow Error */
791
#define TD_DE      0x00000001       /* Deferred */
792
 
793
#define TD_IC      0x80000000       /* Interrupt On Completion */
794
#define TD_LS      0x40000000       /* Last Segment */
795
#define TD_FS      0x20000000       /* First Segment */
796
#define TD_FT1     0x10000000       /* Filtering Type */
797
#define TD_SET     0x08000000       /* Setup Packet */
798
#define TD_AC      0x04000000       /* Add CRC Disable */
799
#define TD_TER     0x02000000       /* Transmit End Of Ring */
800
#define TD_TCH     0x01000000       /* Second Address Chained */
801
#define TD_DPD     0x00800000       /* Disabled Padding */
802
#define TD_FT0     0x00400000       /* Filtering Type */
803
#define TD_TBS2    0x003ff800       /* Buffer 2 Size */
804
#define TD_TBS1    0x000007ff       /* Buffer 1 Size */
805
 
806
#define PERFECT_F  0x00000000
807
#define HASH_F     TD_FT0
808
#define INVERSE_F  TD_FT1
809
#define HASH_O_F   (TD_FT1 | TD_F0)
810
 
811
/*
812
** Media / mode state machine definitions
813
** User selectable:
814
*/
815
#define TP              0x0001     /* 10Base-T                             */
816
#define TP_NW           0x0002     /* 10Base-T with Nway                   */
817
#define BNC             0x0004     /* Thinwire                             */
818
#define AUI             0x0008     /* Thickwire                            */
819
#define BNC_AUI         0x0010     /* BNC/AUI on DC21040 indistinguishable */
820
#define _10Mb           0x0040     /* 10Mb/s Ethernet                      */
821
#define _100Mb          0x0080     /* 100Mb/s Ethernet                     */
822
#define AUTO            0x4000     /* Auto sense the media or speed        */
823
 
824
/*
825
** Internal states
826
*/
827
#define NC              0x0000     /* No Connection                        */
828
#define ANS             0x0020     /* Intermediate AutoNegotiation State   */
829
#define SPD_DET         0x0100     /* Parallel speed detection             */
830
#define INIT            0x0200     /* Initial state                        */
831
#define EXT_SIA         0x0400     /* External SIA for motherboard chip    */
832
#define ANS_SUSPECT     0x0802     /* Suspect the ANS (TP) port is down    */
833
#define TP_SUSPECT      0x0803     /* Suspect the TP port is down          */
834
#define BNC_AUI_SUSPECT 0x0804     /* Suspect the BNC or AUI port is down  */
835
#define EXT_SIA_SUSPECT 0x0805     /* Suspect the EXT SIA port is down     */
836
#define BNC_SUSPECT     0x0806     /* Suspect the BNC port is down         */
837
#define AUI_SUSPECT     0x0807     /* Suspect the AUI port is down         */
838
#define MII             0x1000     /* MII on the 21143                     */
839
 
840
#define TIMER_CB        0x80000000 /* Timer callback detection             */
841
 
842
/*
843
** DE4X5 DEBUG Options
844
*/
845
#define DEBUG_NONE      0x0000     /* No DEBUG messages */
846
#define DEBUG_VERSION   0x0001     /* Print version message */
847
#define DEBUG_MEDIA     0x0002     /* Print media messages */
848
#define DEBUG_TX        0x0004     /* Print TX (queue_pkt) messages */
849
#define DEBUG_RX        0x0008     /* Print RX (de4x5_rx) messages */
850
#define DEBUG_SROM      0x0010     /* Print SROM messages */
851
#define DEBUG_MII       0x0020     /* Print MII messages */
852
#define DEBUG_OPEN      0x0040     /* Print de4x5_open() messages */
853
#define DEBUG_CLOSE     0x0080     /* Print de4x5_close() messages */
854
#define DEBUG_PCICFG    0x0100
855
#define DEBUG_ALL       0x01ff
856
 
857
/*
858
** Miscellaneous
859
*/
860
#define PCI  0
861
#define EISA 1
862
 
863
#define HASH_TABLE_LEN   512       /* Bits */
864
#define HASH_BITS        0x01ff    /* 9 LS bits */
865
 
866
#define SETUP_FRAME_LEN  192       /* Bytes */
867
#define IMPERF_PA_OFFSET 156       /* Bytes */
868
 
869
#define POLL_DEMAND          1
870
 
871
#define LOST_MEDIA_THRESHOLD 3
872
 
873
#define MASK_INTERRUPTS      1
874
#define UNMASK_INTERRUPTS    0
875
 
876
#define DE4X5_STRLEN         8
877
 
878
#define DE4X5_INIT           0     /* Initialisation time */
879
#define DE4X5_RUN            1     /* Run time */
880
 
881
#define DE4X5_SAVE_STATE     0
882
#define DE4X5_RESTORE_STATE  1
883
 
884
/*
885
** Address Filtering Modes
886
*/
887
#define PERFECT              0     /* 16 perfect physical addresses */
888
#define HASH_PERF            1     /* 1 perfect, 512 multicast addresses */
889
#define PERFECT_REJ          2     /* Reject 16 perfect physical addresses */
890
#define ALL_HASH             3     /* Hashes all physical & multicast addrs */
891
 
892
#define ALL                  0     /* Clear out all the setup frame */
893
#define PHYS_ADDR_ONLY       1     /* Update the physical address only */
894
 
895
/*
896
** Booleans
897
*/
898
#define NO                   0
899
#define FALSE                0
900
 
901
#define YES                  ~0
902
#define TRUE                 ~0
903
 
904
/*
905
** Adapter state
906
*/
907
#define INITIALISED          0     /* After h/w initialised and mem alloc'd */
908
#define CLOSED               1     /* Ready for opening */
909
#define OPEN                 2     /* Running */
910
 
911
/*
912
** Various wait times
913
*/
914
#define PDET_LINK_WAIT    1200    /* msecs to wait for link detect bits     */
915
#define ANS_FINISH_WAIT   1000    /* msecs to wait for link detect bits     */
916
 
917
/*
918
** IEEE OUIs for various PHY vendor/chip combos - Reg 2 values only. Since
919
** the vendors seem split 50-50 on how to calculate the OUI register values
920
** anyway, just reading Reg2 seems reasonable for now [see de4x5_get_oui()].
921
*/
922
#define NATIONAL_TX 0x2000
923
#define BROADCOM_T4 0x03e0
924
#define SEEQ_T4     0x0016
925
#define CYPRESS_T4  0x0014
926
 
927
/*
928
** Speed Selection stuff
929
*/
930
#define SET_10Mb {\
931
  if ((lp->phy[lp->active].id) && (!lp->useSROM || lp->useMII)) {\
932
    omr = inl(DE4X5_OMR) & ~(OMR_TTM | OMR_PCS | OMR_SCR | OMR_FDX);\
933
    if ((lp->tmp != MII_SR_ASSC) || (lp->autosense != AUTO)) {\
934
      mii_wr(MII_CR_10|(lp->fdx?MII_CR_FDM:0), MII_CR, lp->phy[lp->active].addr, DE4X5_MII);\
935
    }\
936
    omr |= ((lp->fdx ? OMR_FDX : 0) | OMR_TTM);\
937
    outl(omr, DE4X5_OMR);\
938
    if (!lp->useSROM) lp->cache.gep = 0;\
939
  } else if (lp->useSROM && !lp->useMII) {\
940
    omr = (inl(DE4X5_OMR) & ~(OMR_PS | OMR_HBD | OMR_TTM | OMR_PCS | OMR_SCR | OMR_FDX));\
941
    omr |= (lp->fdx ? OMR_FDX : 0);\
942
    outl(omr | (lp->infoblock_csr6 & ~(OMR_SCR | OMR_HBD)), DE4X5_OMR);\
943
  } else {\
944
    omr = (inl(DE4X5_OMR) & ~(OMR_PS | OMR_HBD | OMR_TTM | OMR_PCS | OMR_SCR | OMR_FDX));\
945
    omr |= (lp->fdx ? OMR_FDX : 0);\
946
    outl(omr | OMR_SDP | OMR_TTM, DE4X5_OMR);\
947
    lp->cache.gep = (lp->fdx ? 0 : GEP_FDXD);\
948
    gep_wr(lp->cache.gep, dev);\
949
  }\
950
}
951
 
952
#define SET_100Mb {\
953
  if ((lp->phy[lp->active].id) && (!lp->useSROM || lp->useMII)) {\
954
    int fdx=0;\
955
    if (lp->phy[lp->active].id == NATIONAL_TX) {\
956
        mii_wr(mii_rd(0x18, lp->phy[lp->active].addr, DE4X5_MII) & ~0x2000,\
957
                      0x18, lp->phy[lp->active].addr, DE4X5_MII);\
958
    }\
959
    omr = inl(DE4X5_OMR) & ~(OMR_TTM | OMR_PCS | OMR_SCR | OMR_FDX);\
960
    sr = mii_rd(MII_SR, lp->phy[lp->active].addr, DE4X5_MII);\
961
    if (!(sr & MII_ANA_T4AM) && lp->fdx) fdx=1;\
962
    if ((lp->tmp != MII_SR_ASSC) || (lp->autosense != AUTO)) {\
963
      mii_wr(MII_CR_100|(fdx?MII_CR_FDM:0), MII_CR, lp->phy[lp->active].addr, DE4X5_MII);\
964
    }\
965
    if (fdx) omr |= OMR_FDX;\
966
    outl(omr, DE4X5_OMR);\
967
    if (!lp->useSROM) lp->cache.gep = 0;\
968
  } else if (lp->useSROM && !lp->useMII) {\
969
    omr = (inl(DE4X5_OMR) & ~(OMR_PS | OMR_HBD | OMR_TTM | OMR_PCS | OMR_SCR | OMR_FDX));\
970
    omr |= (lp->fdx ? OMR_FDX : 0);\
971
    outl(omr | lp->infoblock_csr6, DE4X5_OMR);\
972
  } else {\
973
    omr = (inl(DE4X5_OMR) & ~(OMR_PS | OMR_HBD | OMR_TTM | OMR_PCS | OMR_SCR | OMR_FDX));\
974
    omr |= (lp->fdx ? OMR_FDX : 0);\
975
    outl(omr | OMR_SDP | OMR_PS | OMR_HBD | OMR_PCS | OMR_SCR, DE4X5_OMR);\
976
    lp->cache.gep = (lp->fdx ? 0 : GEP_FDXD) | GEP_MODE;\
977
    gep_wr(lp->cache.gep, dev);\
978
  }\
979
}
980
 
981
/* FIX ME so I don't jam 10Mb networks */
982
#define SET_100Mb_PDET {\
983
  if ((lp->phy[lp->active].id) && (!lp->useSROM || lp->useMII)) {\
984
    mii_wr(MII_CR_100|MII_CR_ASSE, MII_CR, lp->phy[lp->active].addr, DE4X5_MII);\
985
    omr = (inl(DE4X5_OMR) & ~(OMR_TTM | OMR_PCS | OMR_SCR | OMR_FDX));\
986
    outl(omr, DE4X5_OMR);\
987
  } else if (lp->useSROM && !lp->useMII) {\
988
    omr = (inl(DE4X5_OMR) & ~(OMR_TTM | OMR_PCS | OMR_SCR | OMR_FDX));\
989
    outl(omr, DE4X5_OMR);\
990
  } else {\
991
    omr = (inl(DE4X5_OMR) & ~(OMR_PS | OMR_HBD | OMR_TTM | OMR_PCS | OMR_SCR | OMR_FDX));\
992
    outl(omr | OMR_SDP | OMR_PS | OMR_HBD | OMR_PCS, DE4X5_OMR);\
993
    lp->cache.gep = (GEP_FDXD | GEP_MODE);\
994
    gep_wr(lp->cache.gep, dev);\
995
  }\
996
}
997
 
998
/*
999
** Include the IOCTL stuff
1000
*/
1001
#include <linux/sockios.h>
1002
 
1003
#define DE4X5IOCTL      SIOCDEVPRIVATE
1004
 
1005
struct de4x5_ioctl {
1006
        unsigned short cmd;                /* Command to run */
1007
        unsigned short len;                /* Length of the data buffer */
1008
        unsigned char  *data;              /* Pointer to the data buffer */
1009
};
1010
 
1011
/*
1012
** Recognised commands for the driver
1013
*/
1014
#define DE4X5_GET_HWADDR        0x01 /* Get the hardware address */
1015
#define DE4X5_SET_HWADDR        0x02 /* Set the hardware address */
1016
#define DE4X5_SET_PROM          0x03 /* Set Promiscuous Mode */
1017
#define DE4X5_CLR_PROM          0x04 /* Clear Promiscuous Mode */
1018
#define DE4X5_SAY_BOO           0x05 /* Say "Boo!" to the kernel log file */
1019
#define DE4X5_GET_MCA           0x06 /* Get a multicast address */
1020
#define DE4X5_SET_MCA           0x07 /* Set a multicast address */
1021
#define DE4X5_CLR_MCA           0x08 /* Clear a multicast address */
1022
#define DE4X5_MCA_EN            0x09 /* Enable a multicast address group */
1023
#define DE4X5_GET_STATS         0x0a /* Get the driver statistics */
1024
#define DE4X5_CLR_STATS         0x0b /* Zero out the driver statistics */
1025
#define DE4X5_GET_OMR           0x0c /* Get the OMR Register contents */
1026
#define DE4X5_SET_OMR           0x0d /* Set the OMR Register contents */
1027
#define DE4X5_GET_REG           0x0e /* Get the DE4X5 Registers */
1028
 
1029
#define LinuxVersionCode(v, p, s) (((v)<<16)+((p)<<8)+(s))

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