xref: /dragonfly/sys/dev/netif/stge/if_stgereg.h (revision 86d7f5d305c6adaa56ff4582ece9859d73106103)
1 /*        $NetBSD: if_stgereg.h,v 1.3 2003/02/10 21:10:07 christos Exp $        */
2 /*        $FreeBSD: src/sys/dev/stge/if_stgereg.h,v 1.1 2006/07/25 00:37:09 yongari Exp $ */
3 /*        $DragonFly: src/sys/dev/netif/stge/if_stgereg.h,v 1.1 2006/11/16 13:43:55 sephe Exp $     */
4 
5 /*-
6  * Copyright (c) 2001 The NetBSD Foundation, Inc.
7  * All rights reserved.
8  *
9  * This code is derived from software contributed to The NetBSD Foundation
10  * by Jason R. Thorpe.
11  *
12  * Redistribution and use in source and binary forms, with or without
13  * modification, are permitted provided that the following conditions
14  * are met:
15  * 1. Redistributions of source code must retain the above copyright
16  *    notice, this list of conditions and the following disclaimer.
17  * 2. Redistributions in binary form must reproduce the above copyright
18  *    notice, this list of conditions and the following disclaimer in the
19  *    documentation and/or other materials provided with the distribution.
20  * 3. All advertising materials mentioning features or use of this software
21  *    must display the following acknowledgement:
22  *        This product includes software developed by the NetBSD
23  *        Foundation, Inc. and its contributors.
24  * 4. Neither the name of The NetBSD Foundation nor the names of its
25  *    contributors may be used to endorse or promote products derived
26  *    from this software without specific prior written permission.
27  *
28  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
29  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
30  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
31  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
32  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
33  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
34  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
35  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
36  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
37  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
38  * POSSIBILITY OF SUCH DAMAGE.
39  */
40 
41 /*
42  * Sundance Technology PCI vendor ID
43  */
44 #define   VENDOR_SUNDANCETI   0x13f0
45 
46 /*
47  * Tamarack Microelectronics PCI vendor ID
48  */
49 #define   VENDOR_TAMARACK               0x143d
50 
51 /*
52  * D-Link Systems PCI vendor ID
53  */
54 #define   VENDOR_DLINK                  0x1186
55 
56 /*
57  * Antares Microsystems PCI vendor ID
58  */
59 #define   VENDOR_ANTARES                0x1754
60 
61 /*
62  * Sundance Technology device ID
63  */
64 #define   DEVICEID_SUNDANCETI_ST1023    0x1023
65 #define   DEVICEID_SUNDANCETI_ST2021    0x2021
66 #define   DEVICEID_TAMARACK_TC9021      0x1021
67 #define   DEVICEID_TAMARACK_TC9021_ALT  0x9021
68 
69 /*
70  * D-Link Systems device ID
71  */
72 #define   DEVICEID_DLINK_DL2000                   0x4000
73 
74 /*
75  * Antares Microsystems device ID
76  */
77 #define   DEVICEID_ANTARES_TC9021                 0x1021
78 
79 /*
80  * Register description for the Sundance Tech. TC9021 10/100/1000
81  * Ethernet controller.
82  *
83  * Note that while DMA addresses are all in 64-bit fields, only
84  * the lower 40 bits of a DMA address are valid.
85  */
86 #if BUS_SPACE_MAXADDR > BUS_SPACE_MAXADDR_32BIT
87 #define   STGE_DMA_MAXADDR    0xFFFFFFFFFFULL
88 #else
89 #define   STGE_DMA_MAXADDR    BUS_SPACE_MAXADDR
90 #endif
91 
92 #define STGE_PCIR_LOIO        PCIR_BAR(0)
93 #define STGE_PCIR_LOMEM       PCIR_BAR(1)
94 
95 /*
96  * Register access macros
97  */
98 #define CSR_WRITE_4(_sc, reg, val)      \
99           bus_space_write_4((_sc)->sc_btag, (_sc)->sc_bhandle, (reg), (val))
100 #define CSR_WRITE_2(_sc, reg, val)      \
101           bus_space_write_2((_sc)->sc_btag, (_sc)->sc_bhandle, (reg), (val))
102 #define CSR_WRITE_1(_sc, reg, val)      \
103           bus_space_write_1((_sc)->sc_btag, (_sc)->sc_bhandle, (reg), (val))
104 
105 #define CSR_READ_4(_sc, reg)            \
106           bus_space_read_4((_sc)->sc_btag, (_sc)->sc_bhandle, (reg))
107 #define CSR_READ_2(_sc, reg)            \
108           bus_space_read_2((_sc)->sc_btag, (_sc)->sc_bhandle, (reg))
109 #define CSR_READ_1(_sc, reg)            \
110           bus_space_read_1((_sc)->sc_btag, (_sc)->sc_bhandle, (reg))
111 
112 /*
113  * TC9021 buffer fragment descriptor.
114  */
115 struct stge_frag {
116           uint64_t  frag_word0;         /* address, length */
117 };
118 
119 #define   FRAG_ADDR(x)        (((uint64_t)(x)) << 0)
120 #define   FRAG_ADDR_MASK      FRAG_ADDR(0xfffffffffULL)
121 #define   FRAG_LEN(x)         (((uint64_t)(x)) << 48)
122 #define   FRAG_LEN_MASK       FRAG_LEN(0xffffULL)
123 
124 /*
125  * TC9021 Transmit Frame Descriptor.  Note the number of fragments
126  * here is arbitrary, but we can't have any more than 15.
127  */
128 #define   STGE_NTXFRAGS       15
129 struct stge_tfd {
130           uint64_t  tfd_next; /* next TFD in list */
131           uint64_t  tfd_control;        /* control bits */
132                                                   /* the buffer fragments */
133           struct stge_frag tfd_frags[STGE_NTXFRAGS];
134 };
135 
136 #define   TFD_FrameId(x)                ((x) << 0)
137 #define   TFD_FrameId_MAX               0xffff
138 #define   TFD_WordAlign(x)    ((x) << 16)
139 #define   TFD_WordAlign_dword 0                   /* align to dword in TxFIFO */
140 #define   TFD_WordAlign_word  2                   /* align to word in TxFIFO */
141 #define   TFD_WordAlign_disable         1                   /* disable alignment */
142 #define   TFD_TCPChecksumEnable         (1ULL << 18)
143 #define   TFD_UDPChecksumEnable         (1ULL << 19)
144 #define   TFD_IPChecksumEnable          (1ULL << 20)
145 #define   TFD_FcsAppendDisable          (1ULL << 21)
146 #define   TFD_TxIndicate                (1ULL << 22)
147 #define   TFD_TxDMAIndicate   (1ULL << 23)
148 #define   TFD_FragCount(x)    ((x) << 24)
149 #define   TFD_VLANTagInsert   (1ULL << 28)
150 #define   TFD_TFDDone                   (1ULL << 31)
151 #define   TFD_VID(x)                    (((uint64_t)(x)) << 32)
152 #define   TFD_CFI                       (1ULL << 44)
153 #define   TFD_UserPriority(x) (((uint64_t)(x)) << 45)
154 
155 /*
156  * TC9021 Receive Frame Descriptor.  Each RFD has a single fragment
157  * in it, and the chip tells us the beginning and end of the frame.
158  */
159 struct stge_rfd {
160           uint64_t  rfd_next; /* next RFD in list */
161           uint64_t  rfd_status;         /* status bits */
162           struct stge_frag rfd_frag;    /* the buffer */
163 };
164 
165 /* Low word of rfd_status */
166 #define RFD_RxStatus(x)                 ((x) & 0xffffffff)
167 #define   RFD_RxDMAFrameLen(x)          ((x) & 0xffff)
168 #define   RFD_RxFIFOOverrun   0x00010000
169 #define   RFD_RxRuntFrame               0x00020000
170 #define   RFD_RxAlignmentError          0x00040000
171 #define   RFD_RxFCSError                0x00080000
172 #define   RFD_RxOversizedFrame          0x00100000
173 #define   RFD_RxLengthError   0x00200000
174 #define   RFD_VLANDetected    0x00400000
175 #define   RFD_TCPDetected               0x00800000
176 #define   RFD_TCPError                  0x01000000
177 #define   RFD_UDPDetected               0x02000000
178 #define   RFD_UDPError                  0x04000000
179 #define   RFD_IPDetected                0x08000000
180 #define   RFD_IPError                   0x10000000
181 #define   RFD_FrameStart                0x20000000
182 #define   RFD_FrameEnd                  0x40000000
183 #define   RFD_RFDDone                   0x80000000
184 /* High word of rfd_status */
185 #define   RFD_TCI(x)                    ((((uint64_t)(x)) >> 32) & 0xffff)
186 
187 /*
188  * EEPROM offsets.
189  */
190 #define   STGE_EEPROM_ConfigParam                 0x00
191 #define   STGE_EEPROM_AsicCtrl                    0x01
192 #define   STGE_EEPROM_SubSystemVendorId 0x02
193 #define   STGE_EEPROM_SubSystemId                 0x03
194 #define   STGE_EEPROM_LEDMode           0x06
195 #define   STGE_EEPROM_StationAddress0   0x10
196 #define   STGE_EEPROM_StationAddress1   0x11
197 #define   STGE_EEPROM_StationAddress2   0x12
198 
199 /*
200  * The TC9021 register space.
201  */
202 
203 #define   STGE_DMACtrl                            0x00
204 #define   DMAC_RxDMAComplete            (1U << 3)
205 #define   DMAC_RxDMAPollNow             (1U << 4)
206 #define   DMAC_TxDMAComplete            (1U << 11)
207 #define   DMAC_TxDMAPollNow             (1U << 12)
208 #define   DMAC_TxDMAInProg              (1U << 15)
209 #define   DMAC_RxEarlyDisable           (1U << 16)
210 #define   DMAC_MWIDisable                         (1U << 18)
211 #define   DMAC_TxWriteBackDisable                 (1U << 19)
212 #define   DMAC_TxBurstLimit(x)                    ((x) << 20)
213 #define   DMAC_TargetAbort              (1U << 30)
214 #define   DMAC_MasterAbort              (1U << 31)
215 
216 #define   STGE_RxDMAStatus              0x08
217 
218 #define   STGE_TFDListPtrLo             0x10
219 
220 #define   STGE_TFDListPtrHi             0x14
221 
222 #define   STGE_TxDMABurstThresh                   0x18      /* 8-bit */
223 
224 #define   STGE_TxDMAUrgentThresh                  0x19      /* 8-bit */
225 
226 #define   STGE_TxDMAPollPeriod                    0x1a      /* 8-bit, 320ns increments */
227 
228 #define   STGE_RFDListPtrLo             0x1c
229 
230 #define   STGE_RFDListPtrHi             0x20
231 
232 #define   STGE_RxDMABurstThresh                   0x24      /* 8-bit */
233 
234 #define   STGE_RxDMAUrgentThresh                  0x25      /* 8-bit */
235 
236 #define   STGE_RxDMAPollPeriod                    0x26      /* 8-bit, 320ns increments */
237 
238 #define   STGE_RxDMAIntCtrl             0x28
239 #define   RDIC_RxFrameCount(x)                    ((x) & 0xff)
240 #define   RDIC_PriorityThresh(x)                  ((x) << 10)
241 #define   RDIC_RxDMAWaitTime(x)                   ((x) << 16)
242 /*
243  * Number of receive frames transferred via DMA before a Rx interrupt is issued.
244  */
245 #define   STGE_RXINT_NFRAME_DEFAULT     8
246 #define   STGE_RXINT_NFRAME_MIN                   1
247 #define   STGE_RXINT_NFRAME_MAX                   255
248 /*
249  * Maximum amount of time (in 64ns increments) to wait before issuing a Rx
250  * interrupt if number of frames recevied is less than STGE_RXINT_NFRAME
251  * (STGE_RXINT_NFRAME_MIN <= STGE_RXINT_NFRAME <= STGE_RXINT_NFRAME_MAX)
252  */
253 #define   STGE_RXINT_DMAWAIT_DEFAULT    30        /* 30us */
254 #define   STGE_RXINT_DMAWAIT_MIN                  0
255 #define   STGE_RXINT_DMAWAIT_MAX                  4194
256 #define   STGE_RXINT_USECS2TICK(x)      (((x) * 1000)/64)
257 
258 #define   STGE_DebugCtrl                          0x2c      /* 16-bit */
259 #define   DC_GPIO0Ctrl                            (1U << 0)
260 #define   DC_GPIO1Ctrl                            (1U << 1)
261 #define   DC_GPIO0                      (1U << 2)
262 #define   DC_GPIO1                      (1U << 3)
263 
264 #define   STGE_AsicCtrl                           0x30
265 #define   AC_ExpRomDisable              (1U << 0)
266 #define   AC_ExpRomSize                           (1U << 1)
267 #define   AC_PhySpeed10                           (1U << 4)
268 #define   AC_PhySpeed100                          (1U << 5)
269 #define   AC_PhySpeed1000                         (1U << 6)
270 #define   AC_PhyMedia                             (1U << 7)
271 #define   AC_ForcedConfig(x)            ((x) << 8)
272 #define   AC_ForcedConfig_MASK                    AC_ForcedConfig(7)
273 #define   AC_D3ResetDisable             (1U << 11)
274 #define   AC_SpeedupMode                          (1U << 13)
275 #define   AC_LEDMode                              (1U << 14)
276 #define   AC_RstOutPolarity             (1U << 15)
277 #define   AC_GlobalReset                          (1U << 16)
278 #define   AC_RxReset                              (1U << 17)
279 #define   AC_TxReset                              (1U << 18)
280 #define   AC_DMA                                  (1U << 19)
281 #define   AC_FIFO                                 (1U << 20)
282 #define   AC_Network                              (1U << 21)
283 #define   AC_Host                                 (1U << 22)
284 #define   AC_AutoInit                             (1U << 23)
285 #define   AC_RstOut                     (1U << 24)
286 #define   AC_InterruptRequest           (1U << 25)
287 #define   AC_ResetBusy                            (1U << 26)
288 #define   AC_LEDSpeed                             (1U << 27)
289 #define   AC_LEDModeBit1                          (1U << 29)
290 
291 #define   STGE_FIFOCtrl                           0x38      /* 16-bit */
292 #define   FC_RAMTestMode                          (1U << 0)
293 #define   FC_Transmitting                         (1U << 14)
294 #define   FC_Receiving                            (1U << 15)
295 
296 #define   STGE_RxEarlyThresh            0x3a      /* 16-bit */
297 
298 #define   STGE_FlowOffThresh            0x3c      /* 16-bit */
299 
300 #define   STGE_FlowOnTresh              0x3e      /* 16-bit */
301 
302 #define   STGE_TxStartThresh            0x44      /* 16-bit */
303 
304 #define   STGE_EepromData                         0x48      /* 16-bit */
305 
306 #define   STGE_EepromCtrl                         0x4a      /* 16-bit */
307 #define   EC_EepromAddress(x)           ((x) & 0xff)
308 #define   EC_EepromOpcode(x)            ((x) << 8)
309 #define   EC_OP_WE                      0
310 #define   EC_OP_WR                      1
311 #define   EC_OP_RR                      2
312 #define   EC_OP_ER                      3
313 #define   EC_EepromBusy                           (1U << 15)
314 
315 #define   STGE_ExpRomAddr                         0x4c
316 
317 #define   STGE_ExpRomData                         0x50      /* 8-bit */
318 
319 #define   STGE_WakeEvent                          0x51      /* 8-bit */
320 
321 #define   STGE_Countdown                          0x54
322 #define   CD_Count(x)                             ((x) & 0xffff)
323 #define   CD_CountdownSpeed             (1U << 24)
324 #define   CD_CountdownMode              (1U << 25)
325 #define   CD_CountdownIntEnabled                  (1U << 26)
326 
327 #define   STGE_IntStatusAck             0x5a      /* 16-bit */
328 
329 #define   STGE_IntEnable                          0x5c      /* 16-bit */
330 
331 #define   STGE_IntStatus                          0x5e      /* 16-bit */
332 
333 #define   IS_InterruptStatus            (1U << 0)
334 #define   IS_HostError                            (1U << 1)
335 #define   IS_TxComplete                           (1U << 2)
336 #define   IS_MACControlFrame            (1U << 3)
337 #define   IS_RxComplete                           (1U << 4)
338 #define   IS_RxEarly                              (1U << 5)
339 #define   IS_InRequested                          (1U << 6)
340 #define   IS_UpdateStats                          (1U << 7)
341 #define   IS_LinkEvent                            (1U << 8)
342 #define   IS_TxDMAComplete              (1U << 9)
343 #define   IS_RxDMAComplete              (1U << 10)
344 #define   IS_RFDListEnd                           (1U << 11)
345 #define   IS_RxDMAPriority              (1U << 12)
346 
347 #define   STGE_TxStatus                           0x60
348 #define   TS_TxError                              (1U << 0)
349 #define   TS_LateCollision              (1U << 2)
350 #define   TS_MaxCollisions              (1U << 3)
351 #define   TS_TxUnderrun                           (1U << 4)
352 #define   TS_TxIndicateReqd             (1U << 6)
353 #define   TS_TxComplete                           (1U << 7)
354 #define   TS_TxFrameId_get(x)           ((x) >> 16)
355 
356 #define   STGE_MACCtrl                            0x6c
357 #define   MC_IFSSelect(x)                         ((x) & 3)
358 #define   MC_IFS96bit                             0
359 #define   MC_IFS1024bit                           1
360 #define   MC_IFS1792bit                           2
361 #define   MC_IFS4352bit                           3
362 
363 #define   MC_DuplexSelect                         (1U << 5)
364 #define   MC_RcvLargeFrames             (1U << 6)
365 #define   MC_TxFlowControlEnable                  (1U << 7)
366 #define   MC_RxFlowControlEnable                  (1U << 8)
367 #define   MC_RcvFCS                     (1U << 9)
368 #define   MC_FIFOLoopback                         (1U << 10)
369 #define   MC_MACLoopback                          (1U << 11)
370 #define   MC_AutoVLANtagging            (1U << 12)
371 #define   MC_AutoVLANuntagging                    (1U << 13)
372 #define   MC_CollisionDetect            (1U << 16)
373 #define   MC_CarrierSense                         (1U << 17)
374 #define   MC_StatisticsEnable           (1U << 21)
375 #define   MC_StatisticsDisable                    (1U << 22)
376 #define   MC_StatisticsEnabled                    (1U << 23)
377 #define   MC_TxEnable                             (1U << 24)
378 #define   MC_TxDisable                            (1U << 25)
379 #define   MC_TxEnabled                            (1U << 26)
380 #define   MC_RxEnable                             (1U << 27)
381 #define   MC_RxDisable                            (1U << 28)
382 #define   MC_RxEnabled                            (1U << 29)
383 #define   MC_Paused                     (1U << 30)
384 #define   MC_MASK                                 0x7fe33fa3
385 
386 #define   STGE_VLANTag                            0x70
387 
388 #define STGE_PhySet                     0x75      /* 8-bit */
389 #define   PS_MemLenb9b                            (1U << 0)
390 #define   PS_MemLen                     (1U << 1)
391 #define   PS_NonCompdet                           (1U << 2)
392 
393 #define   STGE_PhyCtrl                            0x76      /* 8-bit */
394 #define   PC_MgmtClk                              (1U << 0)
395 #define   PC_MgmtData                             (1U << 1)
396 #define   PC_MgmtDir                              (1U << 2) /* MAC->PHY */
397 #define   PC_PhyDuplexPolarity                    (1U << 3)
398 #define   PC_PhyDuplexStatus            (1U << 4)
399 #define   PC_PhyLnkPolarity             (1U << 5)
400 #define   PC_LinkSpeed(x)                         (((x) >> 6) & 3)
401 #define   PC_LinkSpeed_Down             0
402 #define   PC_LinkSpeed_10                         1
403 #define   PC_LinkSpeed_100              2
404 #define   PC_LinkSpeed_1000             3
405 
406 #define   STGE_StationAddress0                    0x78      /* 16-bit */
407 
408 #define   STGE_StationAddress1                    0x7a      /* 16-bit */
409 
410 #define   STGE_StationAddress2                    0x7c      /* 16-bit */
411 
412 #define   STGE_VLANHashTable            0x7e      /* 16-bit */
413 
414 #define   STGE_VLANId                             0x80
415 
416 #define   STGE_MaxFrameSize             0x86
417 
418 #define   STGE_ReceiveMode              0x88      /* 16-bit */
419 #define   RM_ReceiveUnicast             (1U << 0)
420 #define   RM_ReceiveMulticast           (1U << 1)
421 #define   RM_ReceiveBroadcast           (1U << 2)
422 #define   RM_ReceiveAllFrames           (1U << 3)
423 #define   RM_ReceiveMulticastHash                 (1U << 4)
424 #define   RM_ReceiveIPMulticast                   (1U << 5)
425 #define   RM_ReceiveVLANMatch           (1U << 8)
426 #define   RM_ReceiveVLANHash            (1U << 9)
427 
428 #define   STGE_HashTable0                         0x8c
429 
430 #define   STGE_HashTable1                         0x90
431 
432 #define   STGE_RMONStatisticsMask                 0x98      /* set to disable */
433 
434 #define   STGE_StatisticsMask           0x9c      /* set to disable */
435 
436 #define   STGE_RxJumboFrames            0xbc      /* 16-bit */
437 
438 #define   STGE_TCPCheckSumErrors                  0xc0      /* 16-bit */
439 
440 #define   STGE_IPCheckSumErrors                   0xc2      /* 16-bit */
441 
442 #define   STGE_UDPCheckSumErrors                  0xc4      /* 16-bit */
443 
444 #define   STGE_TxJumboFrames            0xf4      /* 16-bit */
445 
446 /*
447  * TC9021 statistics.  Available memory and I/O mapped.
448  */
449 
450 #define   STGE_OctetRcvOk                         0xa8
451 
452 #define   STGE_McstOctetRcvdOk                    0xac
453 
454 #define   STGE_BcstOctetRcvdOk                    0xb0
455 
456 #define   STGE_FramesRcvdOk             0xb4
457 
458 #define   STGE_McstFramesRcvdOk                   0xb8
459 
460 #define   STGE_BcstFramesRcvdOk                   0xbe      /* 16-bit */
461 
462 #define   STGE_MacControlFramesRcvd     0xc6      /* 16-bit */
463 
464 #define   STGE_FrameTooLongErrors                 0xc8      /* 16-bit */
465 
466 #define   STGE_InRangeLengthErrors      0xca      /* 16-bit */
467 
468 #define   STGE_FramesCheckSeqErrors     0xcc      /* 16-bit */
469 
470 #define   STGE_FramesLostRxErrors                 0xce      /* 16-bit */
471 
472 #define   STGE_OctetXmtdOk              0xd0
473 
474 #define   STGE_McstOctetXmtdOk                    0xd4
475 
476 #define   STGE_BcstOctetXmtdOk                    0xd8
477 
478 #define   STGE_FramesXmtdOk             0xdc
479 
480 #define   STGE_McstFramesXmtdOk                   0xe0
481 
482 #define   STGE_FramesWDeferredXmt                 0xe4
483 
484 #define   STGE_LateCollisions           0xe8
485 
486 #define   STGE_MultiColFrames           0xec
487 
488 #define   STGE_SingleColFrames                    0xf0
489 
490 #define   STGE_BcstFramesXmtdOk                   0xf6      /* 16-bit */
491 
492 #define   STGE_CarrierSenseErrors                 0xf8      /* 16-bit */
493 
494 #define   STGE_MacControlFramesXmtd     0xfa      /* 16-bit */
495 
496 #define   STGE_FramesAbortXSColls                 0xfc      /* 16-bit */
497 
498 #define   STGE_FramesWEXDeferal                   0xfe      /* 16-bit */
499 
500 /*
501  * RMON-compatible statistics.  Only accessible if memory-mapped.
502  */
503 
504 #define   STGE_EtherStatsCollisions                         0x100
505 
506 #define   STGE_EtherStatsOctetsTransmit                     0x104
507 
508 #define   STGE_EtherStatsPktsTransmit                       0x108
509 
510 #define   STGE_EtherStatsPkts64OctetsTransmit               0x10c
511 
512 #define   STGE_EtherStatsPkts64to127OctetsTransmit          0x110
513 
514 #define   STGE_EtherStatsPkts128to255OctetsTransmit         0x114
515 
516 #define   STGE_EtherStatsPkts256to511OctetsTransmit         0x118
517 
518 #define   STGE_EtherStatsPkts512to1023OctetsTransmit        0x11c
519 
520 #define   STGE_EtherStatsPkts1024to1518OctetsTransmit       0x120
521 
522 #define   STGE_EtherStatsCRCAlignErrors                     0x124
523 
524 #define   STGE_EtherStatsUndersizePkts                      0x128
525 
526 #define   STGE_EtherStatsFragments                          0x12c
527 
528 #define   STGE_EtherStatsJabbers                                      0x130
529 
530 #define   STGE_EtherStatsOctets                                       0x134
531 
532 #define   STGE_EtherStatsPkts                               0x138
533 
534 #define   STGE_EtherStatsPkts64Octets                       0x13c
535 
536 #define   STGE_EtherStatsPkts65to127Octets                  0x140
537 
538 #define   STGE_EtherStatsPkts128to255Octets                 0x144
539 
540 #define   STGE_EtherStatsPkts256to511Octets                 0x148
541 
542 #define   STGE_EtherStatsPkts512to1023Octets                0x14c
543 
544 #define   STGE_EtherStatsPkts1024to1518Octets               0x150
545 
546 /*
547  * MII constants
548  */
549 #define STGE_MII_STARTDELIM   0x01
550 #define STGE_MII_READOP                 0x02
551 #define STGE_MII_WRITEOP      0x01
552 #define STGE_MII_TURNAROUND   0x02
553 
554 #define   STGE_RESET_NONE     0x00
555 #define   STGE_RESET_TX       0x01
556 #define   STGE_RESET_RX       0x02
557 #define   STGE_RESET_FULL     0x04
558