1 /*
2 Copyright 1994 Digital Equipment Corporation.
3
4 This software may be used and distributed according to the terms of the
5 GNU General 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 Interrupt */
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 0x0040 /* 10Base-T (now equiv to _10Mb) */
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 DE4X5_HASH_TABLE_LEN 512 /* Bits */
864 #define DE4X5_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 ** Adapter state
897 */
898 #define INITIALISED 0 /* After h/w initialised and mem alloc'd */
899 #define CLOSED 1 /* Ready for opening */
900 #define OPEN 2 /* Running */
901
902 /*
903 ** Various wait times
904 */
905 #define PDET_LINK_WAIT 1200 /* msecs to wait for link detect bits */
906 #define ANS_FINISH_WAIT 1000 /* msecs to wait for link detect bits */
907
908 /*
909 ** IEEE OUIs for various PHY vendor/chip combos - Reg 2 values only. Since
910 ** the vendors seem split 50-50 on how to calculate the OUI register values
911 ** anyway, just reading Reg2 seems reasonable for now [see de4x5_get_oui()].
912 */
913 #define NATIONAL_TX 0x2000
914 #define BROADCOM_T4 0x03e0
915 #define SEEQ_T4 0x0016
916 #define CYPRESS_T4 0x0014
917
918 /*
919 ** Speed Selection stuff
920 */
921 #define SET_10Mb {\
922 if ((lp->phy[lp->active].id) && (!lp->useSROM || lp->useMII)) {\
923 omr = inl(DE4X5_OMR) & ~(OMR_TTM | OMR_PCS | OMR_SCR | OMR_FDX);\
924 if ((lp->tmp != MII_SR_ASSC) || (lp->autosense != AUTO)) {\
925 mii_wr(MII_CR_10|(lp->fdx?MII_CR_FDM:0), MII_CR, lp->phy[lp->active].addr, DE4X5_MII);\
926 }\
927 omr |= ((lp->fdx ? OMR_FDX : 0) | OMR_TTM);\
928 outl(omr, DE4X5_OMR);\
929 if (!lp->useSROM) lp->cache.gep = 0;\
930 } else if (lp->useSROM && !lp->useMII) {\
931 omr = (inl(DE4X5_OMR) & ~(OMR_PS | OMR_HBD | OMR_TTM | OMR_PCS | OMR_SCR | OMR_FDX));\
932 omr |= (lp->fdx ? OMR_FDX : 0);\
933 outl(omr | (lp->infoblock_csr6 & ~(OMR_SCR | OMR_HBD)), DE4X5_OMR);\
934 } else {\
935 omr = (inl(DE4X5_OMR) & ~(OMR_PS | OMR_HBD | OMR_TTM | OMR_PCS | OMR_SCR | OMR_FDX));\
936 omr |= (lp->fdx ? OMR_FDX : 0);\
937 outl(omr | OMR_SDP | OMR_TTM, DE4X5_OMR);\
938 lp->cache.gep = (lp->fdx ? 0 : GEP_FDXD);\
939 gep_wr(lp->cache.gep, dev);\
940 }\
941 }
942
943 #define SET_100Mb {\
944 if ((lp->phy[lp->active].id) && (!lp->useSROM || lp->useMII)) {\
945 int fdx=0;\
946 if (lp->phy[lp->active].id == NATIONAL_TX) {\
947 mii_wr(mii_rd(0x18, lp->phy[lp->active].addr, DE4X5_MII) & ~0x2000,\
948 0x18, lp->phy[lp->active].addr, DE4X5_MII);\
949 }\
950 omr = inl(DE4X5_OMR) & ~(OMR_TTM | OMR_PCS | OMR_SCR | OMR_FDX);\
951 sr = mii_rd(MII_SR, lp->phy[lp->active].addr, DE4X5_MII);\
952 if (!(sr & MII_ANA_T4AM) && lp->fdx) fdx=1;\
953 if ((lp->tmp != MII_SR_ASSC) || (lp->autosense != AUTO)) {\
954 mii_wr(MII_CR_100|(fdx?MII_CR_FDM:0), MII_CR, lp->phy[lp->active].addr, DE4X5_MII);\
955 }\
956 if (fdx) omr |= OMR_FDX;\
957 outl(omr, DE4X5_OMR);\
958 if (!lp->useSROM) lp->cache.gep = 0;\
959 } else if (lp->useSROM && !lp->useMII) {\
960 omr = (inl(DE4X5_OMR) & ~(OMR_PS | OMR_HBD | OMR_TTM | OMR_PCS | OMR_SCR | OMR_FDX));\
961 omr |= (lp->fdx ? OMR_FDX : 0);\
962 outl(omr | lp->infoblock_csr6, DE4X5_OMR);\
963 } else {\
964 omr = (inl(DE4X5_OMR) & ~(OMR_PS | OMR_HBD | OMR_TTM | OMR_PCS | OMR_SCR | OMR_FDX));\
965 omr |= (lp->fdx ? OMR_FDX : 0);\
966 outl(omr | OMR_SDP | OMR_PS | OMR_HBD | OMR_PCS | OMR_SCR, DE4X5_OMR);\
967 lp->cache.gep = (lp->fdx ? 0 : GEP_FDXD) | GEP_MODE;\
968 gep_wr(lp->cache.gep, dev);\
969 }\
970 }
971
972 /* FIX ME so I don't jam 10Mb networks */
973 #define SET_100Mb_PDET {\
974 if ((lp->phy[lp->active].id) && (!lp->useSROM || lp->useMII)) {\
975 mii_wr(MII_CR_100|MII_CR_ASSE, MII_CR, lp->phy[lp->active].addr, DE4X5_MII);\
976 omr = (inl(DE4X5_OMR) & ~(OMR_TTM | OMR_PCS | OMR_SCR | OMR_FDX));\
977 outl(omr, DE4X5_OMR);\
978 } else if (lp->useSROM && !lp->useMII) {\
979 omr = (inl(DE4X5_OMR) & ~(OMR_TTM | OMR_PCS | OMR_SCR | OMR_FDX));\
980 outl(omr, DE4X5_OMR);\
981 } else {\
982 omr = (inl(DE4X5_OMR) & ~(OMR_PS | OMR_HBD | OMR_TTM | OMR_PCS | OMR_SCR | OMR_FDX));\
983 outl(omr | OMR_SDP | OMR_PS | OMR_HBD | OMR_PCS, DE4X5_OMR);\
984 lp->cache.gep = (GEP_FDXD | GEP_MODE);\
985 gep_wr(lp->cache.gep, dev);\
986 }\
987 }
988
989 /*
990 ** Include the IOCTL stuff
991 */
992 #include <linux/sockios.h>
993
994 struct de4x5_ioctl {
995 unsigned short cmd; /* Command to run */
996 unsigned short len; /* Length of the data buffer */
997 unsigned char __user *data; /* Pointer to the data buffer */
998 };
999
1000 /*
1001 ** Recognised commands for the driver
1002 */
1003 #define DE4X5_GET_HWADDR 0x01 /* Get the hardware address */
1004 #define DE4X5_SET_HWADDR 0x02 /* Set the hardware address */
1005 /* 0x03 and 0x04 were used before and are obsoleted now. Don't use them. */
1006 #define DE4X5_SAY_BOO 0x05 /* Say "Boo!" to the kernel log file */
1007 #define DE4X5_GET_MCA 0x06 /* Get a multicast address */
1008 #define DE4X5_SET_MCA 0x07 /* Set a multicast address */
1009 #define DE4X5_CLR_MCA 0x08 /* Clear a multicast address */
1010 #define DE4X5_MCA_EN 0x09 /* Enable a multicast address group */
1011 #define DE4X5_GET_STATS 0x0a /* Get the driver statistics */
1012 #define DE4X5_CLR_STATS 0x0b /* Zero out the driver statistics */
1013 #define DE4X5_GET_OMR 0x0c /* Get the OMR Register contents */
1014 #define DE4X5_SET_OMR 0x0d /* Set the OMR Register contents */
1015 #define DE4X5_GET_REG 0x0e /* Get the DE4X5 Registers */
1016
1017 #define MOTO_SROM_BUG (lp->active == 8 && (get_unaligned_le32(dev->dev_addr) & 0x00ffffff) == 0x3e0008)