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1da177e4 LT |
1 | /* D-Link DL2000-based Gigabit Ethernet Adapter Linux driver */ |
2 | /* | |
3 | Copyright (c) 2001, 2002 by D-Link Corporation | |
4 | Written by Edward Peng.<[email protected]> | |
5 | Created 03-May-2001, base on Linux' sundance.c. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2 of the License, or | |
10 | (at your option) any later version. | |
11 | */ | |
12 | ||
13 | #ifndef __DL2K_H__ | |
14 | #define __DL2K_H__ | |
15 | ||
16 | #include <linux/module.h> | |
17 | #include <linux/kernel.h> | |
18 | #include <linux/string.h> | |
19 | #include <linux/timer.h> | |
20 | #include <linux/errno.h> | |
21 | #include <linux/ioport.h> | |
22 | #include <linux/slab.h> | |
23 | #include <linux/interrupt.h> | |
24 | #include <linux/pci.h> | |
25 | #include <linux/netdevice.h> | |
26 | #include <linux/etherdevice.h> | |
27 | #include <linux/skbuff.h> | |
28 | #include <linux/init.h> | |
29 | #include <linux/crc32.h> | |
30 | #include <linux/ethtool.h> | |
31 | #include <linux/bitops.h> | |
32 | #include <asm/processor.h> /* Processor type for cache alignment. */ | |
33 | #include <asm/io.h> | |
34 | #include <asm/uaccess.h> | |
35 | #include <linux/delay.h> | |
36 | #include <linux/spinlock.h> | |
37 | #include <linux/time.h> | |
38 | #define TX_RING_SIZE 256 | |
39 | #define TX_QUEUE_LEN (TX_RING_SIZE - 1) /* Limit ring entries actually used.*/ | |
40 | #define RX_RING_SIZE 256 | |
41 | #define TX_TOTAL_SIZE TX_RING_SIZE*sizeof(struct netdev_desc) | |
42 | #define RX_TOTAL_SIZE RX_RING_SIZE*sizeof(struct netdev_desc) | |
43 | ||
44 | /* This driver was written to use PCI memory space, however x86-oriented | |
45 | hardware often uses I/O space accesses. */ | |
46 | #ifndef MEM_MAPPING | |
47 | #undef readb | |
48 | #undef readw | |
49 | #undef readl | |
50 | #undef writeb | |
51 | #undef writew | |
52 | #undef writel | |
53 | #define readb inb | |
54 | #define readw inw | |
55 | #define readl inl | |
56 | #define writeb outb | |
57 | #define writew outw | |
58 | #define writel outl | |
59 | #endif | |
60 | ||
61 | /* Offsets to the device registers. | |
62 | Unlike software-only systems, device drivers interact with complex hardware. | |
63 | It's not useful to define symbolic names for every register bit in the | |
64 | device. The name can only partially document the semantics and make | |
65 | the driver longer and more difficult to read. | |
66 | In general, only the important configuration values or bits changed | |
67 | multiple times should be defined symbolically. | |
68 | */ | |
69 | enum dl2x_offsets { | |
70 | /* I/O register offsets */ | |
71 | DMACtrl = 0x00, | |
72 | RxDMAStatus = 0x08, | |
73 | TFDListPtr0 = 0x10, | |
74 | TFDListPtr1 = 0x14, | |
75 | TxDMABurstThresh = 0x18, | |
76 | TxDMAUrgentThresh = 0x19, | |
77 | TxDMAPollPeriod = 0x1a, | |
78 | RFDListPtr0 = 0x1c, | |
79 | RFDListPtr1 = 0x20, | |
80 | RxDMABurstThresh = 0x24, | |
81 | RxDMAUrgentThresh = 0x25, | |
82 | RxDMAPollPeriod = 0x26, | |
83 | RxDMAIntCtrl = 0x28, | |
84 | DebugCtrl = 0x2c, | |
85 | ASICCtrl = 0x30, | |
86 | FifoCtrl = 0x38, | |
87 | RxEarlyThresh = 0x3a, | |
88 | FlowOffThresh = 0x3c, | |
89 | FlowOnThresh = 0x3e, | |
90 | TxStartThresh = 0x44, | |
91 | EepromData = 0x48, | |
92 | EepromCtrl = 0x4a, | |
93 | ExpromAddr = 0x4c, | |
94 | Exprodata = 0x50, | |
95 | WakeEvent = 0x51, | |
96 | CountDown = 0x54, | |
97 | IntStatusAck = 0x5a, | |
98 | IntEnable = 0x5c, | |
99 | IntStatus = 0x5e, | |
100 | TxStatus = 0x60, | |
101 | MACCtrl = 0x6c, | |
102 | VLANTag = 0x70, | |
103 | PhyCtrl = 0x76, | |
104 | StationAddr0 = 0x78, | |
105 | StationAddr1 = 0x7a, | |
106 | StationAddr2 = 0x7c, | |
107 | VLANId = 0x80, | |
108 | MaxFrameSize = 0x86, | |
109 | ReceiveMode = 0x88, | |
110 | HashTable0 = 0x8c, | |
111 | HashTable1 = 0x90, | |
112 | RmonStatMask = 0x98, | |
113 | StatMask = 0x9c, | |
114 | RxJumboFrames = 0xbc, | |
115 | TCPCheckSumErrors = 0xc0, | |
116 | IPCheckSumErrors = 0xc2, | |
117 | UDPCheckSumErrors = 0xc4, | |
118 | TxJumboFrames = 0xf4, | |
119 | /* Ethernet MIB statistic register offsets */ | |
120 | OctetRcvOk = 0xa8, | |
121 | McstOctetRcvOk = 0xac, | |
122 | BcstOctetRcvOk = 0xb0, | |
123 | FramesRcvOk = 0xb4, | |
124 | McstFramesRcvdOk = 0xb8, | |
125 | BcstFramesRcvdOk = 0xbe, | |
126 | MacControlFramesRcvd = 0xc6, | |
127 | FrameTooLongErrors = 0xc8, | |
128 | InRangeLengthErrors = 0xca, | |
129 | FramesCheckSeqErrors = 0xcc, | |
130 | FramesLostRxErrors = 0xce, | |
131 | OctetXmtOk = 0xd0, | |
132 | McstOctetXmtOk = 0xd4, | |
133 | BcstOctetXmtOk = 0xd8, | |
134 | FramesXmtOk = 0xdc, | |
135 | McstFramesXmtdOk = 0xe0, | |
136 | FramesWDeferredXmt = 0xe4, | |
137 | LateCollisions = 0xe8, | |
138 | MultiColFrames = 0xec, | |
139 | SingleColFrames = 0xf0, | |
140 | BcstFramesXmtdOk = 0xf6, | |
141 | CarrierSenseErrors = 0xf8, | |
142 | MacControlFramesXmtd = 0xfa, | |
143 | FramesAbortXSColls = 0xfc, | |
144 | FramesWEXDeferal = 0xfe, | |
145 | /* RMON statistic register offsets */ | |
146 | EtherStatsCollisions = 0x100, | |
147 | EtherStatsOctetsTransmit = 0x104, | |
148 | EtherStatsPktsTransmit = 0x108, | |
149 | EtherStatsPkts64OctetTransmit = 0x10c, | |
150 | EtherStats65to127OctetsTransmit = 0x110, | |
151 | EtherStatsPkts128to255OctetsTransmit = 0x114, | |
152 | EtherStatsPkts256to511OctetsTransmit = 0x118, | |
153 | EtherStatsPkts512to1023OctetsTransmit = 0x11c, | |
154 | EtherStatsPkts1024to1518OctetsTransmit = 0x120, | |
155 | EtherStatsCRCAlignErrors = 0x124, | |
156 | EtherStatsUndersizePkts = 0x128, | |
157 | EtherStatsFragments = 0x12c, | |
158 | EtherStatsJabbers = 0x130, | |
159 | EtherStatsOctets = 0x134, | |
160 | EtherStatsPkts = 0x138, | |
161 | EtherStats64Octets = 0x13c, | |
162 | EtherStatsPkts65to127Octets = 0x140, | |
163 | EtherStatsPkts128to255Octets = 0x144, | |
164 | EtherStatsPkts256to511Octets = 0x148, | |
165 | EtherStatsPkts512to1023Octets = 0x14c, | |
166 | EtherStatsPkts1024to1518Octets = 0x150, | |
167 | }; | |
168 | ||
169 | /* Bits in the interrupt status/mask registers. */ | |
170 | enum IntStatus_bits { | |
171 | InterruptStatus = 0x0001, | |
172 | HostError = 0x0002, | |
173 | MACCtrlFrame = 0x0008, | |
174 | TxComplete = 0x0004, | |
175 | RxComplete = 0x0010, | |
176 | RxEarly = 0x0020, | |
177 | IntRequested = 0x0040, | |
178 | UpdateStats = 0x0080, | |
179 | LinkEvent = 0x0100, | |
180 | TxDMAComplete = 0x0200, | |
181 | RxDMAComplete = 0x0400, | |
182 | RFDListEnd = 0x0800, | |
183 | RxDMAPriority = 0x1000, | |
184 | }; | |
185 | ||
186 | /* Bits in the ReceiveMode register. */ | |
187 | enum ReceiveMode_bits { | |
188 | ReceiveUnicast = 0x0001, | |
189 | ReceiveMulticast = 0x0002, | |
190 | ReceiveBroadcast = 0x0004, | |
191 | ReceiveAllFrames = 0x0008, | |
192 | ReceiveMulticastHash = 0x0010, | |
193 | ReceiveIPMulticast = 0x0020, | |
194 | ReceiveVLANMatch = 0x0100, | |
195 | ReceiveVLANHash = 0x0200, | |
196 | }; | |
197 | /* Bits in MACCtrl. */ | |
198 | enum MACCtrl_bits { | |
199 | DuplexSelect = 0x20, | |
200 | TxFlowControlEnable = 0x80, | |
201 | RxFlowControlEnable = 0x0100, | |
202 | RcvFCS = 0x200, | |
203 | AutoVLANtagging = 0x1000, | |
204 | AutoVLANuntagging = 0x2000, | |
205 | StatsEnable = 0x00200000, | |
206 | StatsDisable = 0x00400000, | |
207 | StatsEnabled = 0x00800000, | |
208 | TxEnable = 0x01000000, | |
209 | TxDisable = 0x02000000, | |
210 | TxEnabled = 0x04000000, | |
211 | RxEnable = 0x08000000, | |
212 | RxDisable = 0x10000000, | |
213 | RxEnabled = 0x20000000, | |
214 | }; | |
215 | ||
216 | enum ASICCtrl_LoWord_bits { | |
217 | PhyMedia = 0x0080, | |
218 | }; | |
219 | ||
220 | enum ASICCtrl_HiWord_bits { | |
221 | GlobalReset = 0x0001, | |
222 | RxReset = 0x0002, | |
223 | TxReset = 0x0004, | |
224 | DMAReset = 0x0008, | |
225 | FIFOReset = 0x0010, | |
226 | NetworkReset = 0x0020, | |
227 | HostReset = 0x0040, | |
228 | ResetBusy = 0x0400, | |
229 | }; | |
230 | ||
231 | /* Transmit Frame Control bits */ | |
232 | enum TFC_bits { | |
233 | DwordAlign = 0x00000000, | |
234 | WordAlignDisable = 0x00030000, | |
235 | WordAlign = 0x00020000, | |
236 | TCPChecksumEnable = 0x00040000, | |
237 | UDPChecksumEnable = 0x00080000, | |
238 | IPChecksumEnable = 0x00100000, | |
239 | FCSAppendDisable = 0x00200000, | |
240 | TxIndicate = 0x00400000, | |
241 | TxDMAIndicate = 0x00800000, | |
242 | FragCountShift = 24, | |
243 | VLANTagInsert = 0x0000000010000000, | |
244 | TFDDone = 0x80000000, | |
245 | VIDShift = 32, | |
246 | UsePriorityShift = 48, | |
247 | }; | |
248 | ||
249 | /* Receive Frames Status bits */ | |
250 | enum RFS_bits { | |
251 | RxFIFOOverrun = 0x00010000, | |
252 | RxRuntFrame = 0x00020000, | |
253 | RxAlignmentError = 0x00040000, | |
254 | RxFCSError = 0x00080000, | |
255 | RxOverSizedFrame = 0x00100000, | |
256 | RxLengthError = 0x00200000, | |
257 | VLANDetected = 0x00400000, | |
258 | TCPDetected = 0x00800000, | |
259 | TCPError = 0x01000000, | |
260 | UDPDetected = 0x02000000, | |
261 | UDPError = 0x04000000, | |
262 | IPDetected = 0x08000000, | |
263 | IPError = 0x10000000, | |
264 | FrameStart = 0x20000000, | |
265 | FrameEnd = 0x40000000, | |
266 | RFDDone = 0x80000000, | |
267 | TCIShift = 32, | |
268 | RFS_Errors = 0x003f0000, | |
269 | }; | |
270 | ||
271 | #define MII_RESET_TIME_OUT 10000 | |
272 | /* MII register */ | |
273 | enum _mii_reg { | |
274 | MII_BMCR = 0, | |
275 | MII_BMSR = 1, | |
276 | MII_PHY_ID1 = 2, | |
277 | MII_PHY_ID2 = 3, | |
278 | MII_ANAR = 4, | |
279 | MII_ANLPAR = 5, | |
280 | MII_ANER = 6, | |
281 | MII_ANNPT = 7, | |
282 | MII_ANLPRNP = 8, | |
283 | MII_MSCR = 9, | |
284 | MII_MSSR = 10, | |
285 | MII_ESR = 15, | |
286 | MII_PHY_SCR = 16, | |
287 | }; | |
288 | /* PCS register */ | |
289 | enum _pcs_reg { | |
290 | PCS_BMCR = 0, | |
291 | PCS_BMSR = 1, | |
292 | PCS_ANAR = 4, | |
293 | PCS_ANLPAR = 5, | |
294 | PCS_ANER = 6, | |
295 | PCS_ANNPT = 7, | |
296 | PCS_ANLPRNP = 8, | |
297 | PCS_ESR = 15, | |
298 | }; | |
299 | ||
300 | /* Basic Mode Control Register */ | |
301 | typedef union t_MII_BMCR { | |
302 | u16 image; | |
303 | struct { | |
304 | u16 _bit_5_0:6; // bit 5:0 | |
305 | u16 speed1000:1; // bit 6 | |
306 | u16 col_test_enable:1; // bit 7 | |
307 | u16 duplex_mode:1; // bit 8 | |
308 | u16 restart_an:1; // bit 9 | |
309 | u16 isolate:1; // bit 10 | |
310 | u16 power_down:1; // bit 11 | |
311 | u16 an_enable:1; // bit 12 | |
312 | u16 speed100:1; // bit 13 | |
313 | u16 loopback:1; // bit 14 | |
314 | u16 reset:1; // bit 15 | |
315 | } bits; | |
316 | } BMCR_t, *PBMCR_t; | |
317 | ||
318 | enum _mii_bmcr { | |
319 | MII_BMCR_RESET = 0x8000, | |
320 | MII_BMCR_LOOP_BACK = 0x4000, | |
321 | MII_BMCR_SPEED_LSB = 0x2000, | |
322 | MII_BMCR_AN_ENABLE = 0x1000, | |
323 | MII_BMCR_POWER_DOWN = 0x0800, | |
324 | MII_BMCR_ISOLATE = 0x0400, | |
325 | MII_BMCR_RESTART_AN = 0x0200, | |
326 | MII_BMCR_DUPLEX_MODE = 0x0100, | |
327 | MII_BMCR_COL_TEST = 0x0080, | |
328 | MII_BMCR_SPEED_MSB = 0x0040, | |
329 | MII_BMCR_SPEED_RESERVED = 0x003f, | |
330 | MII_BMCR_SPEED_10 = 0, | |
331 | MII_BMCR_SPEED_100 = MII_BMCR_SPEED_LSB, | |
332 | MII_BMCR_SPEED_1000 = MII_BMCR_SPEED_MSB, | |
333 | }; | |
334 | ||
335 | /* Basic Mode Status Register */ | |
336 | typedef union t_MII_BMSR { | |
337 | u16 image; | |
338 | struct { | |
339 | u16 ext_capability:1; // bit 0 | |
340 | u16 japper_detect:1; // bit 1 | |
341 | u16 link_status:1; // bit 2 | |
342 | u16 an_ability:1; // bit 3 | |
343 | u16 remote_fault:1; // bit 4 | |
344 | u16 an_complete:1; // bit 5 | |
345 | u16 preamble_supp:1; // bit 6 | |
346 | u16 _bit_7:1; // bit 7 | |
347 | u16 ext_status:1; // bit 8 | |
348 | u16 media_100BT2_HD:1; // bit 9 | |
349 | u16 media_100BT2_FD:1; // bit 10 | |
350 | u16 media_10BT_HD:1; // bit 11 | |
351 | u16 media_10BT_FD:1; // bit 12 | |
352 | u16 media_100BX_HD:1; // bit 13 | |
353 | u16 media_100BX_FD:1; // bit 14 | |
354 | u16 media_100BT4:1; // bit 15 | |
355 | } bits; | |
356 | } BMSR_t, *PBMSR_t; | |
357 | ||
358 | enum _mii_bmsr { | |
359 | MII_BMSR_100BT4 = 0x8000, | |
360 | MII_BMSR_100BX_FD = 0x4000, | |
361 | MII_BMSR_100BX_HD = 0x2000, | |
362 | MII_BMSR_10BT_FD = 0x1000, | |
363 | MII_BMSR_10BT_HD = 0x0800, | |
364 | MII_BMSR_100BT2_FD = 0x0400, | |
365 | MII_BMSR_100BT2_HD = 0x0200, | |
366 | MII_BMSR_EXT_STATUS = 0x0100, | |
367 | MII_BMSR_PREAMBLE_SUPP = 0x0040, | |
368 | MII_BMSR_AN_COMPLETE = 0x0020, | |
369 | MII_BMSR_REMOTE_FAULT = 0x0010, | |
370 | MII_BMSR_AN_ABILITY = 0x0008, | |
371 | MII_BMSR_LINK_STATUS = 0x0004, | |
372 | MII_BMSR_JABBER_DETECT = 0x0002, | |
373 | MII_BMSR_EXT_CAP = 0x0001, | |
374 | }; | |
375 | ||
376 | /* ANAR */ | |
377 | typedef union t_MII_ANAR { | |
378 | u16 image; | |
379 | struct { | |
380 | u16 selector:5; // bit 4:0 | |
381 | u16 media_10BT_HD:1; // bit 5 | |
382 | u16 media_10BT_FD:1; // bit 6 | |
383 | u16 media_100BX_HD:1; // bit 7 | |
384 | u16 media_100BX_FD:1; // bit 8 | |
385 | u16 media_100BT4:1; // bit 9 | |
386 | u16 pause:1; // bit 10 | |
387 | u16 asymmetric:1; // bit 11 | |
388 | u16 _bit12:1; // bit 12 | |
389 | u16 remote_fault:1; // bit 13 | |
390 | u16 _bit14:1; // bit 14 | |
391 | u16 next_page:1; // bit 15 | |
392 | } bits; | |
393 | } ANAR_t, *PANAR_t; | |
394 | ||
395 | enum _mii_anar { | |
396 | MII_ANAR_NEXT_PAGE = 0x8000, | |
397 | MII_ANAR_REMOTE_FAULT = 0x4000, | |
398 | MII_ANAR_ASYMMETRIC = 0x0800, | |
399 | MII_ANAR_PAUSE = 0x0400, | |
400 | MII_ANAR_100BT4 = 0x0200, | |
401 | MII_ANAR_100BX_FD = 0x0100, | |
402 | MII_ANAR_100BX_HD = 0x0080, | |
403 | MII_ANAR_10BT_FD = 0x0020, | |
404 | MII_ANAR_10BT_HD = 0x0010, | |
405 | MII_ANAR_SELECTOR = 0x001f, | |
406 | MII_IEEE8023_CSMACD = 0x0001, | |
407 | }; | |
408 | ||
409 | /* ANLPAR */ | |
410 | typedef union t_MII_ANLPAR { | |
411 | u16 image; | |
412 | struct { | |
413 | u16 selector:5; // bit 4:0 | |
414 | u16 media_10BT_HD:1; // bit 5 | |
415 | u16 media_10BT_FD:1; // bit 6 | |
416 | u16 media_100BX_HD:1; // bit 7 | |
417 | u16 media_100BX_FD:1; // bit 8 | |
418 | u16 media_100BT4:1; // bit 9 | |
419 | u16 pause:1; // bit 10 | |
420 | u16 asymmetric:1; // bit 11 | |
421 | u16 _bit12:1; // bit 12 | |
422 | u16 remote_fault:1; // bit 13 | |
423 | u16 _bit14:1; // bit 14 | |
424 | u16 next_page:1; // bit 15 | |
425 | } bits; | |
426 | } ANLPAR_t, *PANLPAR_t; | |
427 | ||
428 | enum _mii_anlpar { | |
429 | MII_ANLPAR_NEXT_PAGE = MII_ANAR_NEXT_PAGE, | |
430 | MII_ANLPAR_REMOTE_FAULT = MII_ANAR_REMOTE_FAULT, | |
431 | MII_ANLPAR_ASYMMETRIC = MII_ANAR_ASYMMETRIC, | |
432 | MII_ANLPAR_PAUSE = MII_ANAR_PAUSE, | |
433 | MII_ANLPAR_100BT4 = MII_ANAR_100BT4, | |
434 | MII_ANLPAR_100BX_FD = MII_ANAR_100BX_FD, | |
435 | MII_ANLPAR_100BX_HD = MII_ANAR_100BX_HD, | |
436 | MII_ANLPAR_10BT_FD = MII_ANAR_10BT_FD, | |
437 | MII_ANLPAR_10BT_HD = MII_ANAR_10BT_HD, | |
438 | MII_ANLPAR_SELECTOR = MII_ANAR_SELECTOR, | |
439 | }; | |
440 | ||
441 | /* Auto-Negotiation Expansion Register */ | |
442 | typedef union t_MII_ANER { | |
443 | u16 image; | |
444 | struct { | |
445 | u16 lp_negotiable:1; // bit 0 | |
446 | u16 page_received:1; // bit 1 | |
447 | u16 nextpagable:1; // bit 2 | |
448 | u16 lp_nextpagable:1; // bit 3 | |
449 | u16 pdetect_fault:1; // bit 4 | |
450 | u16 _bit15_5:11; // bit 15:5 | |
451 | } bits; | |
452 | } ANER_t, *PANER_t; | |
453 | ||
454 | enum _mii_aner { | |
455 | MII_ANER_PAR_DETECT_FAULT = 0x0010, | |
456 | MII_ANER_LP_NEXTPAGABLE = 0x0008, | |
457 | MII_ANER_NETXTPAGABLE = 0x0004, | |
458 | MII_ANER_PAGE_RECEIVED = 0x0002, | |
459 | MII_ANER_LP_NEGOTIABLE = 0x0001, | |
460 | }; | |
461 | ||
462 | /* MASTER-SLAVE Control Register */ | |
463 | typedef union t_MII_MSCR { | |
464 | u16 image; | |
465 | struct { | |
466 | u16 _bit_7_0:8; // bit 7:0 | |
467 | u16 media_1000BT_HD:1; // bit 8 | |
468 | u16 media_1000BT_FD:1; // bit 9 | |
469 | u16 port_type:1; // bit 10 | |
470 | u16 cfg_value:1; // bit 11 | |
471 | u16 cfg_enable:1; // bit 12 | |
472 | u16 test_mode:3; // bit 15:13 | |
473 | } bits; | |
474 | } MSCR_t, *PMSCR_t; | |
475 | ||
476 | enum _mii_mscr { | |
477 | MII_MSCR_TEST_MODE = 0xe000, | |
478 | MII_MSCR_CFG_ENABLE = 0x1000, | |
479 | MII_MSCR_CFG_VALUE = 0x0800, | |
480 | MII_MSCR_PORT_VALUE = 0x0400, | |
481 | MII_MSCR_1000BT_FD = 0x0200, | |
482 | MII_MSCR_1000BT_HD = 0X0100, | |
483 | }; | |
484 | ||
485 | /* MASTER-SLAVE Status Register */ | |
486 | typedef union t_MII_MSSR { | |
487 | u16 image; | |
488 | struct { | |
489 | u16 idle_err_count:8; // bit 7:0 | |
490 | u16 _bit_9_8:2; // bit 9:8 | |
491 | u16 lp_1000BT_HD:1; // bit 10 | |
492 | u16 lp_1000BT_FD:1; // bit 11 | |
493 | u16 remote_rcv_status:1; // bit 12 | |
494 | u16 local_rcv_status:1; // bit 13 | |
495 | u16 cfg_resolution:1; // bit 14 | |
496 | u16 cfg_fault:1; // bit 15 | |
497 | } bits; | |
498 | } MSSR_t, *PMSSR_t; | |
499 | ||
500 | enum _mii_mssr { | |
501 | MII_MSSR_CFG_FAULT = 0x8000, | |
502 | MII_MSSR_CFG_RES = 0x4000, | |
503 | MII_MSSR_LOCAL_RCV_STATUS = 0x2000, | |
504 | MII_MSSR_REMOTE_RCVR = 0x1000, | |
505 | MII_MSSR_LP_1000BT_HD = 0x0800, | |
506 | MII_MSSR_LP_1000BT_FD = 0x0400, | |
507 | MII_MSSR_IDLE_ERR_COUNT = 0x00ff, | |
508 | }; | |
509 | ||
510 | /* IEEE Extened Status Register */ | |
511 | typedef union t_MII_ESR { | |
512 | u16 image; | |
513 | struct { | |
514 | u16 _bit_11_0:12; // bit 11:0 | |
515 | u16 media_1000BT_HD:2; // bit 12 | |
516 | u16 media_1000BT_FD:1; // bit 13 | |
517 | u16 media_1000BX_HD:1; // bit 14 | |
518 | u16 media_1000BX_FD:1; // bit 15 | |
519 | } bits; | |
520 | } ESR_t, *PESR_t; | |
521 | ||
522 | enum _mii_esr { | |
523 | MII_ESR_1000BX_FD = 0x8000, | |
524 | MII_ESR_1000BX_HD = 0x4000, | |
525 | MII_ESR_1000BT_FD = 0x2000, | |
526 | MII_ESR_1000BT_HD = 0x1000, | |
527 | }; | |
528 | /* PHY Specific Control Register */ | |
529 | typedef union t_MII_PHY_SCR { | |
530 | u16 image; | |
531 | struct { | |
532 | u16 disable_jabber:1; // bit 0 | |
533 | u16 polarity_reversal:1; // bit 1 | |
534 | u16 SEQ_test:1; // bit 2 | |
535 | u16 _bit_3:1; // bit 3 | |
536 | u16 disable_CLK125:1; // bit 4 | |
537 | u16 mdi_crossover_mode:2; // bit 6:5 | |
538 | u16 enable_ext_dist:1; // bit 7 | |
539 | u16 _bit_8_9:2; // bit 9:8 | |
540 | u16 force_link:1; // bit 10 | |
541 | u16 assert_CRS:1; // bit 11 | |
542 | u16 rcv_fifo_depth:2; // bit 13:12 | |
543 | u16 xmit_fifo_depth:2; // bit 15:14 | |
544 | } bits; | |
545 | } PHY_SCR_t, *PPHY_SCR_t; | |
546 | ||
547 | typedef enum t_MII_ADMIN_STATUS { | |
548 | adm_reset, | |
549 | adm_operational, | |
550 | adm_loopback, | |
551 | adm_power_down, | |
552 | adm_isolate | |
553 | } MII_ADMIN_t, *PMII_ADMIN_t; | |
554 | ||
555 | /* Physical Coding Sublayer Management (PCS) */ | |
556 | /* PCS control and status registers bitmap as the same as MII */ | |
557 | /* PCS Extended Status register bitmap as the same as MII */ | |
558 | /* PCS ANAR */ | |
559 | typedef union t_PCS_ANAR { | |
560 | u16 image; | |
561 | struct { | |
562 | u16 _bit_4_0:5; // bit 4:0 | |
563 | u16 full_duplex:1; // bit 5 | |
564 | u16 half_duplex:1; // bit 6 | |
565 | u16 asymmetric:1; // bit 7 | |
566 | u16 pause:1; // bit 8 | |
567 | u16 _bit_11_9:3; // bit 11:9 | |
568 | u16 remote_fault:2; // bit 13:12 | |
569 | u16 _bit_14:1; // bit 14 | |
570 | u16 next_page:1; // bit 15 | |
571 | } bits; | |
572 | } ANAR_PCS_t, *PANAR_PCS_t; | |
573 | ||
574 | enum _pcs_anar { | |
575 | PCS_ANAR_NEXT_PAGE = 0x8000, | |
576 | PCS_ANAR_REMOTE_FAULT = 0x3000, | |
577 | PCS_ANAR_ASYMMETRIC = 0x0100, | |
578 | PCS_ANAR_PAUSE = 0x0080, | |
579 | PCS_ANAR_HALF_DUPLEX = 0x0040, | |
580 | PCS_ANAR_FULL_DUPLEX = 0x0020, | |
581 | }; | |
582 | /* PCS ANLPAR */ | |
583 | typedef union t_PCS_ANLPAR { | |
584 | u16 image; | |
585 | struct { | |
586 | u16 _bit_4_0:5; // bit 4:0 | |
587 | u16 full_duplex:1; // bit 5 | |
588 | u16 half_duplex:1; // bit 6 | |
589 | u16 asymmetric:1; // bit 7 | |
590 | u16 pause:1; // bit 8 | |
591 | u16 _bit_11_9:3; // bit 11:9 | |
592 | u16 remote_fault:2; // bit 13:12 | |
593 | u16 _bit_14:1; // bit 14 | |
594 | u16 next_page:1; // bit 15 | |
595 | } bits; | |
596 | } ANLPAR_PCS_t, *PANLPAR_PCS_t; | |
597 | ||
598 | enum _pcs_anlpar { | |
599 | PCS_ANLPAR_NEXT_PAGE = PCS_ANAR_NEXT_PAGE, | |
600 | PCS_ANLPAR_REMOTE_FAULT = PCS_ANAR_REMOTE_FAULT, | |
601 | PCS_ANLPAR_ASYMMETRIC = PCS_ANAR_ASYMMETRIC, | |
602 | PCS_ANLPAR_PAUSE = PCS_ANAR_PAUSE, | |
603 | PCS_ANLPAR_HALF_DUPLEX = PCS_ANAR_HALF_DUPLEX, | |
604 | PCS_ANLPAR_FULL_DUPLEX = PCS_ANAR_FULL_DUPLEX, | |
605 | }; | |
606 | ||
607 | typedef struct t_SROM { | |
608 | u16 config_param; /* 0x00 */ | |
609 | u16 asic_ctrl; /* 0x02 */ | |
610 | u16 sub_vendor_id; /* 0x04 */ | |
611 | u16 sub_system_id; /* 0x06 */ | |
612 | u16 reserved1[12]; /* 0x08-0x1f */ | |
613 | u8 mac_addr[6]; /* 0x20-0x25 */ | |
614 | u8 reserved2[10]; /* 0x26-0x2f */ | |
615 | u8 sib[204]; /* 0x30-0xfb */ | |
616 | u32 crc; /* 0xfc-0xff */ | |
617 | } SROM_t, *PSROM_t; | |
618 | ||
619 | /* Ioctl custom data */ | |
620 | struct ioctl_data { | |
621 | char signature[10]; | |
622 | int cmd; | |
623 | int len; | |
624 | char *data; | |
625 | }; | |
626 | ||
627 | struct mii_data { | |
628 | __u16 reserved; | |
629 | __u16 reg_num; | |
630 | __u16 in_value; | |
631 | __u16 out_value; | |
632 | }; | |
633 | ||
634 | /* The Rx and Tx buffer descriptors. */ | |
635 | struct netdev_desc { | |
636 | u64 next_desc; | |
637 | u64 status; | |
638 | u64 fraginfo; | |
639 | }; | |
640 | ||
641 | #define PRIV_ALIGN 15 /* Required alignment mask */ | |
642 | /* Use __attribute__((aligned (L1_CACHE_BYTES))) to maintain alignment | |
643 | within the structure. */ | |
644 | struct netdev_private { | |
645 | /* Descriptor rings first for alignment. */ | |
646 | struct netdev_desc *rx_ring; | |
647 | struct netdev_desc *tx_ring; | |
648 | struct sk_buff *rx_skbuff[RX_RING_SIZE]; | |
649 | struct sk_buff *tx_skbuff[TX_RING_SIZE]; | |
650 | dma_addr_t tx_ring_dma; | |
651 | dma_addr_t rx_ring_dma; | |
652 | struct pci_dev *pdev; | |
653 | spinlock_t tx_lock; | |
654 | spinlock_t rx_lock; | |
655 | struct net_device_stats stats; | |
656 | unsigned int rx_buf_sz; /* Based on MTU+slack. */ | |
657 | unsigned int speed; /* Operating speed */ | |
658 | unsigned int vlan; /* VLAN Id */ | |
659 | unsigned int chip_id; /* PCI table chip id */ | |
660 | unsigned int rx_coalesce; /* Maximum frames each RxDMAComplete intr */ | |
661 | unsigned int rx_timeout; /* Wait time between RxDMAComplete intr */ | |
662 | unsigned int tx_coalesce; /* Maximum frames each tx interrupt */ | |
663 | unsigned int full_duplex:1; /* Full-duplex operation requested. */ | |
664 | unsigned int an_enable:2; /* Auto-Negotiated Enable */ | |
665 | unsigned int jumbo:1; /* Jumbo frame enable */ | |
666 | unsigned int coalesce:1; /* Rx coalescing enable */ | |
667 | unsigned int tx_flow:1; /* Tx flow control enable */ | |
668 | unsigned int rx_flow:1; /* Rx flow control enable */ | |
669 | unsigned int phy_media:1; /* 1: fiber, 0: copper */ | |
670 | unsigned int link_status:1; /* Current link status */ | |
671 | unsigned char pci_rev_id; /* PCI revision ID */ | |
672 | struct netdev_desc *last_tx; /* Last Tx descriptor used. */ | |
673 | unsigned long cur_rx, old_rx; /* Producer/consumer ring indices */ | |
674 | unsigned long cur_tx, old_tx; | |
675 | struct timer_list timer; | |
676 | int wake_polarity; | |
677 | char name[256]; /* net device description */ | |
678 | u8 duplex_polarity; | |
679 | u16 mcast_filter[4]; | |
680 | u16 advertising; /* NWay media advertisement */ | |
681 | u16 negotiate; /* Negotiated media */ | |
682 | int phy_addr; /* PHY addresses. */ | |
683 | }; | |
684 | ||
685 | /* The station address location in the EEPROM. */ | |
1da177e4 LT |
686 | /* The struct pci_device_id consist of: |
687 | vendor, device Vendor and device ID to match (or PCI_ANY_ID) | |
688 | subvendor, subdevice Subsystem vendor and device ID to match (or PCI_ANY_ID) | |
689 | class Device class to match. The class_mask tells which bits | |
690 | class_mask of the class are honored during the comparison. | |
691 | driver_data Data private to the driver. | |
692 | */ | |
1f1bd5fc JG |
693 | |
694 | static const struct pci_device_id rio_pci_tbl[] = { | |
695 | {0x1186, 0x4000, PCI_ANY_ID, PCI_ANY_ID, }, | |
696 | { } | |
1da177e4 LT |
697 | }; |
698 | MODULE_DEVICE_TABLE (pci, rio_pci_tbl); | |
699 | #define TX_TIMEOUT (4*HZ) | |
700 | #define PACKET_SIZE 1536 | |
701 | #define MAX_JUMBO 8000 | |
702 | #define RIO_IO_SIZE 340 | |
703 | #define DEFAULT_RXC 5 | |
704 | #define DEFAULT_RXT 750 | |
705 | #define DEFAULT_TXC 1 | |
706 | #define MAX_TXC 8 | |
707 | #endif /* __DL2K_H__ */ |