1 /* Copyright © 2005 Agere Systems Inc.
2  * All rights reserved.
3  *   http://www.agere.com
4  *
5  * SOFTWARE LICENSE
6  *
7  * This software is provided subject to the following terms and conditions,
8  * which you should read carefully before using the software.  Using this
9  * software indicates your acceptance of these terms and conditions.  If you do
10  * not agree with these terms and conditions, do not use the software.
11  *
12  * Copyright © 2005 Agere Systems Inc.
13  * All rights reserved.
14  *
15  * Redistribution and use in source or binary forms, with or without
16  * modifications, are permitted provided that the following conditions are met:
17  *
18  * . Redistributions of source code must retain the above copyright notice, this
19  *    list of conditions and the following Disclaimer as comments in the code as
20  *    well as in the documentation and/or other materials provided with the
21  *    distribution.
22  *
23  * . Redistributions in binary form must reproduce the above copyright notice,
24  *    this list of conditions and the following Disclaimer in the documentation
25  *    and/or other materials provided with the distribution.
26  *
27  * . Neither the name of Agere Systems Inc. nor the names of the contributors
28  *    may be used to endorse or promote products derived from this software
29  *    without specific prior written permission.
30  *
31  * Disclaimer
32  *
33  * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
34  * INCLUDING, BUT NOT LIMITED TO, INFRINGEMENT AND THE IMPLIED WARRANTIES OF
35  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  ANY
36  * USE, MODIFICATION OR DISTRIBUTION OF THIS SOFTWARE IS SOLELY AT THE USERS OWN
37  * RISK. IN NO EVENT SHALL AGERE SYSTEMS INC. OR CONTRIBUTORS BE LIABLE FOR ANY
38  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
39  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
40  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
41  * ON ANY THEORY OF LIABILITY, INCLUDING, BUT NOT LIMITED TO, CONTRACT, STRICT
42  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
43  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
44  * DAMAGE.
45  *
46  */
47 
48 #define DRIVER_NAME "et131x"
49 
50 /* EEPROM registers */
51 
52 /* LBCIF Register Groups (addressed via 32-bit offsets) */
53 #define LBCIF_DWORD0_GROUP       0xAC
54 #define LBCIF_DWORD1_GROUP       0xB0
55 
56 /* LBCIF Registers (addressed via 8-bit offsets) */
57 #define LBCIF_ADDRESS_REGISTER   0xAC
58 #define LBCIF_DATA_REGISTER      0xB0
59 #define LBCIF_CONTROL_REGISTER   0xB1
60 #define LBCIF_STATUS_REGISTER    0xB2
61 
62 /* LBCIF Control Register Bits */
63 #define LBCIF_CONTROL_SEQUENTIAL_READ   0x01
64 #define LBCIF_CONTROL_PAGE_WRITE        0x02
65 #define LBCIF_CONTROL_EEPROM_RELOAD     0x08
66 #define LBCIF_CONTROL_TWO_BYTE_ADDR     0x20
67 #define LBCIF_CONTROL_I2C_WRITE         0x40
68 #define LBCIF_CONTROL_LBCIF_ENABLE      0x80
69 
70 /* LBCIF Status Register Bits */
71 #define LBCIF_STATUS_PHY_QUEUE_AVAIL    0x01
72 #define LBCIF_STATUS_I2C_IDLE           0x02
73 #define LBCIF_STATUS_ACK_ERROR          0x04
74 #define LBCIF_STATUS_GENERAL_ERROR      0x08
75 #define LBCIF_STATUS_CHECKSUM_ERROR     0x40
76 #define LBCIF_STATUS_EEPROM_PRESENT     0x80
77 
78 /* START OF GLOBAL REGISTER ADDRESS MAP */
79 /* 10bit registers
80  *
81  * Tx queue start address reg in global address map at address 0x0000
82  * tx queue end address reg in global address map at address 0x0004
83  * rx queue start address reg in global address map at address 0x0008
84  * rx queue end address reg in global address map at address 0x000C
85  */
86 
87 /* structure for power management control status reg in global address map
88  * located at address 0x0010
89  *	jagcore_rx_rdy	bit 9
90  *	jagcore_tx_rdy	bit 8
91  *	phy_lped_en	bit 7
92  *	phy_sw_coma	bit 6
93  *	rxclk_gate	bit 5
94  *	txclk_gate	bit 4
95  *	sysclk_gate	bit 3
96  *	jagcore_rx_en	bit 2
97  *	jagcore_tx_en	bit 1
98  *	gigephy_en	bit 0
99  */
100 #define ET_PM_PHY_SW_COMA		0x40
101 #define ET_PMCSR_INIT			0x38
102 
103 /* Interrupt status reg at address 0x0018
104  */
105 #define	ET_INTR_TXDMA_ISR	0x00000008
106 #define ET_INTR_TXDMA_ERR	0x00000010
107 #define ET_INTR_RXDMA_XFR_DONE	0x00000020
108 #define ET_INTR_RXDMA_FB_R0_LOW	0x00000040
109 #define ET_INTR_RXDMA_FB_R1_LOW	0x00000080
110 #define ET_INTR_RXDMA_STAT_LOW	0x00000100
111 #define ET_INTR_RXDMA_ERR	0x00000200
112 #define ET_INTR_WATCHDOG	0x00004000
113 #define ET_INTR_WOL		0x00008000
114 #define ET_INTR_PHY		0x00010000
115 #define ET_INTR_TXMAC		0x00020000
116 #define ET_INTR_RXMAC		0x00040000
117 #define ET_INTR_MAC_STAT	0x00080000
118 #define ET_INTR_SLV_TIMEOUT	0x00100000
119 
120 /* Interrupt mask register at address 0x001C
121  * Interrupt alias clear mask reg at address 0x0020
122  * Interrupt status alias reg at address 0x0024
123  *
124  * Same masks as above
125  */
126 
127 /* Software reset reg at address 0x0028
128  * 0:	txdma_sw_reset
129  * 1:	rxdma_sw_reset
130  * 2:	txmac_sw_reset
131  * 3:	rxmac_sw_reset
132  * 4:	mac_sw_reset
133  * 5:	mac_stat_sw_reset
134  * 6:	mmc_sw_reset
135  *31:	selfclr_disable
136  */
137 #define ET_RESET_ALL	0x007F
138 
139 /* SLV Timer reg at address 0x002C (low 24 bits)
140  */
141 
142 /* MSI Configuration reg at address 0x0030
143  */
144 #define ET_MSI_VECTOR	0x0000001F
145 #define ET_MSI_TC	0x00070000
146 
147 /* Loopback reg located at address 0x0034
148  */
149 #define ET_LOOP_MAC	0x00000001
150 #define ET_LOOP_DMA	0x00000002
151 
152 /* GLOBAL Module of JAGCore Address Mapping
153  * Located at address 0x0000
154  */
155 struct global_regs {				/* Location: */
156 	u32 txq_start_addr;			/*  0x0000 */
157 	u32 txq_end_addr;			/*  0x0004 */
158 	u32 rxq_start_addr;			/*  0x0008 */
159 	u32 rxq_end_addr;			/*  0x000C */
160 	u32 pm_csr;				/*  0x0010 */
161 	u32 unused;				/*  0x0014 */
162 	u32 int_status;				/*  0x0018 */
163 	u32 int_mask;				/*  0x001C */
164 	u32 int_alias_clr_en;			/*  0x0020 */
165 	u32 int_status_alias;			/*  0x0024 */
166 	u32 sw_reset;				/*  0x0028 */
167 	u32 slv_timer;				/*  0x002C */
168 	u32 msi_config;				/*  0x0030 */
169 	u32 loopback;				/*  0x0034 */
170 	u32 watchdog_timer;			/*  0x0038 */
171 };
172 
173 /* START OF TXDMA REGISTER ADDRESS MAP */
174 /* txdma control status reg at address 0x1000
175  */
176 #define ET_TXDMA_CSR_HALT	0x00000001
177 #define ET_TXDMA_DROP_TLP	0x00000002
178 #define ET_TXDMA_CACHE_THRS	0x000000F0
179 #define ET_TXDMA_CACHE_SHIFT	4
180 #define ET_TXDMA_SNGL_EPKT	0x00000100
181 #define ET_TXDMA_CLASS		0x00001E00
182 
183 /* structure for txdma packet ring base address hi reg in txdma address map
184  * located at address 0x1004
185  * Defined earlier (u32)
186  */
187 
188 /* structure for txdma packet ring base address low reg in txdma address map
189  * located at address 0x1008
190  * Defined earlier (u32)
191  */
192 
193 /* structure for txdma packet ring number of descriptor reg in txdma address
194  * map.  Located at address 0x100C
195  *
196  * 31-10: unused
197  * 9-0: pr ndes
198  */
199 #define ET_DMA12_MASK		0x0FFF	/* 12 bit mask for DMA12W types */
200 #define ET_DMA12_WRAP		0x1000
201 #define ET_DMA10_MASK		0x03FF	/* 10 bit mask for DMA10W types */
202 #define ET_DMA10_WRAP		0x0400
203 #define ET_DMA4_MASK		0x000F	/* 4 bit mask for DMA4W types */
204 #define ET_DMA4_WRAP		0x0010
205 
206 #define INDEX12(x)	((x) & ET_DMA12_MASK)
207 #define INDEX10(x)	((x) & ET_DMA10_MASK)
208 #define INDEX4(x)	((x) & ET_DMA4_MASK)
209 
210 /* 10bit DMA with wrap
211  * txdma tx queue write address reg in txdma address map at 0x1010
212  * txdma tx queue write address external reg in txdma address map at 0x1014
213  * txdma tx queue read address reg in txdma address map at 0x1018
214  *
215  * u32
216  * txdma status writeback address hi reg in txdma address map at0x101C
217  * txdma status writeback address lo reg in txdma address map at 0x1020
218  *
219  * 10bit DMA with wrap
220  * txdma service request reg in txdma address map at 0x1024
221  * structure for txdma service complete reg in txdma address map at 0x1028
222  *
223  * 4bit DMA with wrap
224  * txdma tx descriptor cache read index reg in txdma address map at 0x102C
225  * txdma tx descriptor cache write index reg in txdma address map at 0x1030
226  *
227  * txdma error reg in txdma address map at address 0x1034
228  * 0: PyldResend
229  * 1: PyldRewind
230  * 4: DescrResend
231  * 5: DescrRewind
232  * 8: WrbkResend
233  * 9: WrbkRewind
234  */
235 
236 /* Tx DMA Module of JAGCore Address Mapping
237  * Located at address 0x1000
238  */
239 struct txdma_regs {			/* Location: */
240 	u32 csr;			/*  0x1000 */
241 	u32 pr_base_hi;			/*  0x1004 */
242 	u32 pr_base_lo;			/*  0x1008 */
243 	u32 pr_num_des;			/*  0x100C */
244 	u32 txq_wr_addr;		/*  0x1010 */
245 	u32 txq_wr_addr_ext;		/*  0x1014 */
246 	u32 txq_rd_addr;		/*  0x1018 */
247 	u32 dma_wb_base_hi;		/*  0x101C */
248 	u32 dma_wb_base_lo;		/*  0x1020 */
249 	u32 service_request;		/*  0x1024 */
250 	u32 service_complete;		/*  0x1028 */
251 	u32 cache_rd_index;		/*  0x102C */
252 	u32 cache_wr_index;		/*  0x1030 */
253 	u32 tx_dma_error;		/*  0x1034 */
254 	u32 desc_abort_cnt;		/*  0x1038 */
255 	u32 payload_abort_cnt;		/*  0x103c */
256 	u32 writeback_abort_cnt;	/*  0x1040 */
257 	u32 desc_timeout_cnt;		/*  0x1044 */
258 	u32 payload_timeout_cnt;	/*  0x1048 */
259 	u32 writeback_timeout_cnt;	/*  0x104c */
260 	u32 desc_error_cnt;		/*  0x1050 */
261 	u32 payload_error_cnt;		/*  0x1054 */
262 	u32 writeback_error_cnt;	/*  0x1058 */
263 	u32 dropped_tlp_cnt;		/*  0x105c */
264 	u32 new_service_complete;	/*  0x1060 */
265 	u32 ethernet_packet_cnt;	/*  0x1064 */
266 };
267 
268 /* END OF TXDMA REGISTER ADDRESS MAP */
269 
270 /* START OF RXDMA REGISTER ADDRESS MAP */
271 /* structure for control status reg in rxdma address map
272  * Located at address 0x2000
273  *
274  * CSR
275  * 0: halt
276  * 1-3: tc
277  * 4: fbr_big_endian
278  * 5: psr_big_endian
279  * 6: pkt_big_endian
280  * 7: dma_big_endian
281  * 8-9: fbr0_size
282  * 10: fbr0_enable
283  * 11-12: fbr1_size
284  * 13: fbr1_enable
285  * 14: unused
286  * 15: pkt_drop_disable
287  * 16: pkt_done_flush
288  * 17: halt_status
289  * 18-31: unused
290  */
291 #define ET_RXDMA_CSR_HALT		0x0001
292 #define ET_RXDMA_CSR_FBR0_SIZE_LO	0x0100
293 #define ET_RXDMA_CSR_FBR0_SIZE_HI	0x0200
294 #define ET_RXDMA_CSR_FBR0_ENABLE	0x0400
295 #define ET_RXDMA_CSR_FBR1_SIZE_LO	0x0800
296 #define ET_RXDMA_CSR_FBR1_SIZE_HI	0x1000
297 #define ET_RXDMA_CSR_FBR1_ENABLE	0x2000
298 #define ET_RXDMA_CSR_HALT_STATUS	0x00020000
299 
300 /* structure for dma writeback lo reg in rxdma address map
301  * located at address 0x2004
302  * Defined earlier (u32)
303  */
304 
305 /* structure for dma writeback hi reg in rxdma address map
306  * located at address 0x2008
307  * Defined earlier (u32)
308  */
309 
310 /* structure for number of packets done reg in rxdma address map
311  * located at address 0x200C
312  *
313  * 31-8: unused
314  * 7-0: num done
315  */
316 
317 /* structure for max packet time reg in rxdma address map
318  * located at address 0x2010
319  *
320  * 31-18: unused
321  * 17-0: time done
322  */
323 
324 /* structure for rx queue read address reg in rxdma address map
325  * located at address 0x2014
326  * Defined earlier (u32)
327  */
328 
329 /* structure for rx queue read address external reg in rxdma address map
330  * located at address 0x2018
331  * Defined earlier (u32)
332  */
333 
334 /* structure for rx queue write address reg in rxdma address map
335  * located at address 0x201C
336  * Defined earlier (u32)
337  */
338 
339 /* structure for packet status ring base address lo reg in rxdma address map
340  * located at address 0x2020
341  * Defined earlier (u32)
342  */
343 
344 /* structure for packet status ring base address hi reg in rxdma address map
345  * located at address 0x2024
346  * Defined earlier (u32)
347  */
348 
349 /* structure for packet status ring number of descriptors reg in rxdma address
350  * map.  Located at address 0x2028
351  *
352  * 31-12: unused
353  * 11-0: psr ndes
354  */
355 #define ET_RXDMA_PSR_NUM_DES_MASK	0xFFF
356 
357 /* structure for packet status ring available offset reg in rxdma address map
358  * located at address 0x202C
359  *
360  * 31-13: unused
361  * 12: psr avail wrap
362  * 11-0: psr avail
363  */
364 
365 /* structure for packet status ring full offset reg in rxdma address map
366  * located at address 0x2030
367  *
368  * 31-13: unused
369  * 12: psr full wrap
370  * 11-0: psr full
371  */
372 
373 /* structure for packet status ring access index reg in rxdma address map
374  * located at address 0x2034
375  *
376  * 31-5: unused
377  * 4-0: psr_ai
378  */
379 
380 /* structure for packet status ring minimum descriptors reg in rxdma address
381  * map.  Located at address 0x2038
382  *
383  * 31-12: unused
384  * 11-0: psr_min
385  */
386 
387 /* structure for free buffer ring base lo address reg in rxdma address map
388  * located at address 0x203C
389  * Defined earlier (u32)
390  */
391 
392 /* structure for free buffer ring base hi address reg in rxdma address map
393  * located at address 0x2040
394  * Defined earlier (u32)
395  */
396 
397 /* structure for free buffer ring number of descriptors reg in rxdma address
398  * map.  Located at address 0x2044
399  *
400  * 31-10: unused
401  * 9-0: fbr ndesc
402  */
403 
404 /* structure for free buffer ring 0 available offset reg in rxdma address map
405  * located at address 0x2048
406  * Defined earlier (u32)
407  */
408 
409 /* structure for free buffer ring 0 full offset reg in rxdma address map
410  * located at address 0x204C
411  * Defined earlier (u32)
412  */
413 
414 /* structure for free buffer cache 0 full offset reg in rxdma address map
415  * located at address 0x2050
416  *
417  * 31-5: unused
418  * 4-0: fbc rdi
419  */
420 
421 /* structure for free buffer ring 0 minimum descriptor reg in rxdma address map
422  * located at address 0x2054
423  *
424  * 31-10: unused
425  * 9-0: fbr min
426  */
427 
428 /* structure for free buffer ring 1 base address lo reg in rxdma address map
429  * located at address 0x2058 - 0x205C
430  * Defined earlier (RXDMA_FBR_BASE_LO_t and RXDMA_FBR_BASE_HI_t)
431  */
432 
433 /* structure for free buffer ring 1 number of descriptors reg in rxdma address
434  * map.  Located at address 0x2060
435  * Defined earlier (RXDMA_FBR_NUM_DES_t)
436  */
437 
438 /* structure for free buffer ring 1 available offset reg in rxdma address map
439  * located at address 0x2064
440  * Defined Earlier (RXDMA_FBR_AVAIL_OFFSET_t)
441  */
442 
443 /* structure for free buffer ring 1 full offset reg in rxdma address map
444  * located at address 0x2068
445  * Defined Earlier (RXDMA_FBR_FULL_OFFSET_t)
446  */
447 
448 /* structure for free buffer cache 1 read index reg in rxdma address map
449  * located at address 0x206C
450  * Defined Earlier (RXDMA_FBC_RD_INDEX_t)
451  */
452 
453 /* structure for free buffer ring 1 minimum descriptor reg in rxdma address map
454  * located at address 0x2070
455  * Defined Earlier (RXDMA_FBR_MIN_DES_t)
456  */
457 
458 /* Rx DMA Module of JAGCore Address Mapping
459  * Located at address 0x2000
460  */
461 struct rxdma_regs {					/* Location: */
462 	u32 csr;					/*  0x2000 */
463 	u32 dma_wb_base_lo;				/*  0x2004 */
464 	u32 dma_wb_base_hi;				/*  0x2008 */
465 	u32 num_pkt_done;				/*  0x200C */
466 	u32 max_pkt_time;				/*  0x2010 */
467 	u32 rxq_rd_addr;				/*  0x2014 */
468 	u32 rxq_rd_addr_ext;				/*  0x2018 */
469 	u32 rxq_wr_addr;				/*  0x201C */
470 	u32 psr_base_lo;				/*  0x2020 */
471 	u32 psr_base_hi;				/*  0x2024 */
472 	u32 psr_num_des;				/*  0x2028 */
473 	u32 psr_avail_offset;				/*  0x202C */
474 	u32 psr_full_offset;				/*  0x2030 */
475 	u32 psr_access_index;				/*  0x2034 */
476 	u32 psr_min_des;				/*  0x2038 */
477 	u32 fbr0_base_lo;				/*  0x203C */
478 	u32 fbr0_base_hi;				/*  0x2040 */
479 	u32 fbr0_num_des;				/*  0x2044 */
480 	u32 fbr0_avail_offset;				/*  0x2048 */
481 	u32 fbr0_full_offset;				/*  0x204C */
482 	u32 fbr0_rd_index;				/*  0x2050 */
483 	u32 fbr0_min_des;				/*  0x2054 */
484 	u32 fbr1_base_lo;				/*  0x2058 */
485 	u32 fbr1_base_hi;				/*  0x205C */
486 	u32 fbr1_num_des;				/*  0x2060 */
487 	u32 fbr1_avail_offset;				/*  0x2064 */
488 	u32 fbr1_full_offset;				/*  0x2068 */
489 	u32 fbr1_rd_index;				/*  0x206C */
490 	u32 fbr1_min_des;				/*  0x2070 */
491 };
492 
493 /* END OF RXDMA REGISTER ADDRESS MAP */
494 
495 /* START OF TXMAC REGISTER ADDRESS MAP */
496 /* structure for control reg in txmac address map
497  * located at address 0x3000
498  *
499  * bits
500  * 31-8: unused
501  * 7: cklseg_disable
502  * 6: ckbcnt_disable
503  * 5: cksegnum
504  * 4: async_disable
505  * 3: fc_disable
506  * 2: mcif_disable
507  * 1: mif_disable
508  * 0: txmac_en
509  */
510 #define ET_TX_CTRL_FC_DISABLE	0x0008
511 #define ET_TX_CTRL_TXMAC_ENABLE	0x0001
512 
513 /* structure for shadow pointer reg in txmac address map
514  * located at address 0x3004
515  * 31-27: reserved
516  * 26-16: txq rd ptr
517  * 15-11: reserved
518  * 10-0: txq wr ptr
519  */
520 
521 /* structure for error count reg in txmac address map
522  * located at address 0x3008
523  *
524  * 31-12: unused
525  * 11-8: reserved
526  * 7-4: txq_underrun
527  * 3-0: fifo_underrun
528  */
529 
530 /* structure for max fill reg in txmac address map
531  * located at address 0x300C
532  * 31-12: unused
533  * 11-0: max fill
534  */
535 
536 /* structure for cf parameter reg in txmac address map
537  * located at address 0x3010
538  * 31-16: cfep
539  * 15-0: cfpt
540  */
541 
542 /* structure for tx test reg in txmac address map
543  * located at address 0x3014
544  * 31-17: unused
545  * 16: reserved
546  * 15: txtest_en
547  * 14-11: unused
548  * 10-0: txq test pointer
549  */
550 
551 /* structure for error reg in txmac address map
552  * located at address 0x3018
553  *
554  * 31-9: unused
555  * 8: fifo_underrun
556  * 7-6: unused
557  * 5: ctrl2_err
558  * 4: txq_underrun
559  * 3: bcnt_err
560  * 2: lseg_err
561  * 1: segnum_err
562  * 0: seg0_err
563  */
564 
565 /* structure for error interrupt reg in txmac address map
566  * located at address 0x301C
567  *
568  * 31-9: unused
569  * 8: fifo_underrun
570  * 7-6: unused
571  * 5: ctrl2_err
572  * 4: txq_underrun
573  * 3: bcnt_err
574  * 2: lseg_err
575  * 1: segnum_err
576  * 0: seg0_err
577  */
578 
579 /* structure for error interrupt reg in txmac address map
580  * located at address 0x3020
581  *
582  * 31-2: unused
583  * 1: bp_req
584  * 0: bp_xonxoff
585  */
586 
587 /* Tx MAC Module of JAGCore Address Mapping
588  */
589 struct txmac_regs {			/* Location: */
590 	u32 ctl;			/*  0x3000 */
591 	u32 shadow_ptr;			/*  0x3004 */
592 	u32 err_cnt;			/*  0x3008 */
593 	u32 max_fill;			/*  0x300C */
594 	u32 cf_param;			/*  0x3010 */
595 	u32 tx_test;			/*  0x3014 */
596 	u32 err;			/*  0x3018 */
597 	u32 err_int;			/*  0x301C */
598 	u32 bp_ctrl;			/*  0x3020 */
599 };
600 
601 /* END OF TXMAC REGISTER ADDRESS MAP */
602 
603 /* START OF RXMAC REGISTER ADDRESS MAP */
604 
605 /* structure for rxmac control reg in rxmac address map
606  * located at address 0x4000
607  *
608  * 31-7: reserved
609  * 6: rxmac_int_disable
610  * 5: async_disable
611  * 4: mif_disable
612  * 3: wol_disable
613  * 2: pkt_filter_disable
614  * 1: mcif_disable
615  * 0: rxmac_en
616  */
617 #define ET_RX_CTRL_WOL_DISABLE	0x0008
618 #define ET_RX_CTRL_RXMAC_ENABLE	0x0001
619 
620 /* structure for Wake On Lan Control and CRC 0 reg in rxmac address map
621  * located at address 0x4004
622  * 31-16: crc
623  * 15-12: reserved
624  * 11: ignore_pp
625  * 10: ignore_mp
626  * 9: clr_intr
627  * 8: ignore_link_chg
628  * 7: ignore_uni
629  * 6: ignore_multi
630  * 5: ignore_broad
631  * 4-0: valid_crc 4-0
632  */
633 
634 /* structure for CRC 1 and CRC 2 reg in rxmac address map
635  * located at address 0x4008
636  *
637  * 31-16: crc2
638  * 15-0: crc1
639  */
640 
641 /* structure for CRC 3 and CRC 4 reg in rxmac address map
642  * located at address 0x400C
643  *
644  * 31-16: crc4
645  * 15-0: crc3
646  */
647 
648 /* structure for Wake On Lan Source Address Lo reg in rxmac address map
649  * located at address 0x4010
650  *
651  * 31-24: sa3
652  * 23-16: sa4
653  * 15-8: sa5
654  * 7-0: sa6
655  */
656 #define ET_RX_WOL_LO_SA3_SHIFT 24
657 #define ET_RX_WOL_LO_SA4_SHIFT 16
658 #define ET_RX_WOL_LO_SA5_SHIFT 8
659 
660 /* structure for Wake On Lan Source Address Hi reg in rxmac address map
661  * located at address 0x4014
662  *
663  * 31-16: reserved
664  * 15-8: sa1
665  * 7-0: sa2
666  */
667 #define ET_RX_WOL_HI_SA1_SHIFT 8
668 
669 /* structure for Wake On Lan mask reg in rxmac address map
670  * located at address 0x4018 - 0x4064
671  * Defined earlier (u32)
672  */
673 
674 /* structure for Unicast Packet Filter Address 1 reg in rxmac address map
675  * located at address 0x4068
676  *
677  * 31-24: addr1_3
678  * 23-16: addr1_4
679  * 15-8: addr1_5
680  * 7-0: addr1_6
681  */
682 #define ET_RX_UNI_PF_ADDR1_3_SHIFT 24
683 #define ET_RX_UNI_PF_ADDR1_4_SHIFT 16
684 #define ET_RX_UNI_PF_ADDR1_5_SHIFT 8
685 
686 /* structure for Unicast Packet Filter Address 2 reg in rxmac address map
687  * located at address 0x406C
688  *
689  * 31-24: addr2_3
690  * 23-16: addr2_4
691  * 15-8: addr2_5
692  * 7-0: addr2_6
693  */
694 #define ET_RX_UNI_PF_ADDR2_3_SHIFT 24
695 #define ET_RX_UNI_PF_ADDR2_4_SHIFT 16
696 #define ET_RX_UNI_PF_ADDR2_5_SHIFT 8
697 
698 /* structure for Unicast Packet Filter Address 1 & 2 reg in rxmac address map
699  * located at address 0x4070
700  *
701  * 31-24: addr2_1
702  * 23-16: addr2_2
703  * 15-8: addr1_1
704  * 7-0: addr1_2
705  */
706 #define ET_RX_UNI_PF_ADDR2_1_SHIFT 24
707 #define ET_RX_UNI_PF_ADDR2_2_SHIFT 16
708 #define ET_RX_UNI_PF_ADDR1_1_SHIFT 8
709 
710 /* structure for Multicast Hash reg in rxmac address map
711  * located at address 0x4074 - 0x4080
712  * Defined earlier (u32)
713  */
714 
715 /* structure for Packet Filter Control reg in rxmac address map
716  * located at address 0x4084
717  *
718  * 31-23: unused
719  * 22-16: min_pkt_size
720  * 15-4: unused
721  * 3: filter_frag_en
722  * 2: filter_uni_en
723  * 1: filter_multi_en
724  * 0: filter_broad_en
725  */
726 #define ET_RX_PFCTRL_MIN_PKT_SZ_SHIFT		16
727 #define ET_RX_PFCTRL_FRAG_FILTER_ENABLE		0x0008
728 #define ET_RX_PFCTRL_UNICST_FILTER_ENABLE	0x0004
729 #define ET_RX_PFCTRL_MLTCST_FILTER_ENABLE	0x0002
730 #define ET_RX_PFCTRL_BRDCST_FILTER_ENABLE	0x0001
731 
732 /* structure for Memory Controller Interface Control Max Segment reg in rxmac
733  * address map.  Located at address 0x4088
734  *
735  * 31-10: reserved
736  * 9-2: max_size
737  * 1: fc_en
738  * 0: seg_en
739  */
740 #define ET_RX_MCIF_CTRL_MAX_SEG_SIZE_SHIFT	2
741 #define ET_RX_MCIF_CTRL_MAX_SEG_FC_ENABLE	0x0002
742 #define ET_RX_MCIF_CTRL_MAX_SEG_ENABLE		0x0001
743 
744 /* structure for Memory Controller Interface Water Mark reg in rxmac address
745  * map.  Located at address 0x408C
746  *
747  * 31-26: unused
748  * 25-16: mark_hi
749  * 15-10: unused
750  * 9-0: mark_lo
751  */
752 
753 /* structure for Rx Queue Dialog reg in rxmac address map.
754  * located at address 0x4090
755  *
756  * 31-26: reserved
757  * 25-16: rd_ptr
758  * 15-10: reserved
759  * 9-0: wr_ptr
760  */
761 
762 /* structure for space available reg in rxmac address map.
763  * located at address 0x4094
764  *
765  * 31-17: reserved
766  * 16: space_avail_en
767  * 15-10: reserved
768  * 9-0: space_avail
769  */
770 
771 /* structure for management interface reg in rxmac address map.
772  * located at address 0x4098
773  *
774  * 31-18: reserved
775  * 17: drop_pkt_en
776  * 16-0: drop_pkt_mask
777  */
778 
779 /* structure for Error reg in rxmac address map.
780  * located at address 0x409C
781  *
782  * 31-4: unused
783  * 3: mif
784  * 2: async
785  * 1: pkt_filter
786  * 0: mcif
787  */
788 
789 /* Rx MAC Module of JAGCore Address Mapping
790  */
791 struct rxmac_regs {					/* Location: */
792 	u32 ctrl;					/*  0x4000 */
793 	u32 crc0;					/*  0x4004 */
794 	u32 crc12;					/*  0x4008 */
795 	u32 crc34;					/*  0x400C */
796 	u32 sa_lo;					/*  0x4010 */
797 	u32 sa_hi;					/*  0x4014 */
798 	u32 mask0_word0;				/*  0x4018 */
799 	u32 mask0_word1;				/*  0x401C */
800 	u32 mask0_word2;				/*  0x4020 */
801 	u32 mask0_word3;				/*  0x4024 */
802 	u32 mask1_word0;				/*  0x4028 */
803 	u32 mask1_word1;				/*  0x402C */
804 	u32 mask1_word2;				/*  0x4030 */
805 	u32 mask1_word3;				/*  0x4034 */
806 	u32 mask2_word0;				/*  0x4038 */
807 	u32 mask2_word1;				/*  0x403C */
808 	u32 mask2_word2;				/*  0x4040 */
809 	u32 mask2_word3;				/*  0x4044 */
810 	u32 mask3_word0;				/*  0x4048 */
811 	u32 mask3_word1;				/*  0x404C */
812 	u32 mask3_word2;				/*  0x4050 */
813 	u32 mask3_word3;				/*  0x4054 */
814 	u32 mask4_word0;				/*  0x4058 */
815 	u32 mask4_word1;				/*  0x405C */
816 	u32 mask4_word2;				/*  0x4060 */
817 	u32 mask4_word3;				/*  0x4064 */
818 	u32 uni_pf_addr1;				/*  0x4068 */
819 	u32 uni_pf_addr2;				/*  0x406C */
820 	u32 uni_pf_addr3;				/*  0x4070 */
821 	u32 multi_hash1;				/*  0x4074 */
822 	u32 multi_hash2;				/*  0x4078 */
823 	u32 multi_hash3;				/*  0x407C */
824 	u32 multi_hash4;				/*  0x4080 */
825 	u32 pf_ctrl;					/*  0x4084 */
826 	u32 mcif_ctrl_max_seg;				/*  0x4088 */
827 	u32 mcif_water_mark;				/*  0x408C */
828 	u32 rxq_diag;					/*  0x4090 */
829 	u32 space_avail;				/*  0x4094 */
830 
831 	u32 mif_ctrl;					/*  0x4098 */
832 	u32 err_reg;					/*  0x409C */
833 };
834 
835 /* END OF RXMAC REGISTER ADDRESS MAP */
836 
837 /* START OF MAC REGISTER ADDRESS MAP */
838 /* structure for configuration #1 reg in mac address map.
839  * located at address 0x5000
840  *
841  * 31: soft reset
842  * 30: sim reset
843  * 29-20: reserved
844  * 19: reset rx mc
845  * 18: reset tx mc
846  * 17: reset rx func
847  * 16: reset tx fnc
848  * 15-9: reserved
849  * 8: loopback
850  * 7-6: reserved
851  * 5: rx flow
852  * 4: tx flow
853  * 3: syncd rx en
854  * 2: rx enable
855  * 1: syncd tx en
856  * 0: tx enable
857  */
858 #define ET_MAC_CFG1_SOFT_RESET		0x80000000
859 #define ET_MAC_CFG1_SIM_RESET		0x40000000
860 #define ET_MAC_CFG1_RESET_RXMC		0x00080000
861 #define ET_MAC_CFG1_RESET_TXMC		0x00040000
862 #define ET_MAC_CFG1_RESET_RXFUNC	0x00020000
863 #define ET_MAC_CFG1_RESET_TXFUNC	0x00010000
864 #define ET_MAC_CFG1_LOOPBACK		0x00000100
865 #define ET_MAC_CFG1_RX_FLOW		0x00000020
866 #define ET_MAC_CFG1_TX_FLOW		0x00000010
867 #define ET_MAC_CFG1_RX_ENABLE		0x00000004
868 #define ET_MAC_CFG1_TX_ENABLE		0x00000001
869 #define ET_MAC_CFG1_WAIT		0x0000000A	/* RX & TX syncd */
870 
871 /* structure for configuration #2 reg in mac address map.
872  * located at address 0x5004
873  * 31-16: reserved
874  * 15-12: preamble
875  * 11-10: reserved
876  * 9-8: if mode
877  * 7-6: reserved
878  * 5: huge frame
879  * 4: length check
880  * 3: undefined
881  * 2: pad crc
882  * 1: crc enable
883  * 0: full duplex
884  */
885 #define ET_MAC_CFG2_PREAMBLE_SHIFT	12
886 #define ET_MAC_CFG2_IFMODE_MASK		0x0300
887 #define ET_MAC_CFG2_IFMODE_1000		0x0200
888 #define ET_MAC_CFG2_IFMODE_100		0x0100
889 #define ET_MAC_CFG2_IFMODE_HUGE_FRAME	0x0020
890 #define ET_MAC_CFG2_IFMODE_LEN_CHECK	0x0010
891 #define ET_MAC_CFG2_IFMODE_PAD_CRC	0x0004
892 #define ET_MAC_CFG2_IFMODE_CRC_ENABLE	0x0002
893 #define ET_MAC_CFG2_IFMODE_FULL_DPLX	0x0001
894 
895 /* structure for Interpacket gap reg in mac address map.
896  * located at address 0x5008
897  *
898  * 31: reserved
899  * 30-24: non B2B ipg 1
900  * 23: undefined
901  * 22-16: non B2B ipg 2
902  * 15-8: Min ifg enforce
903  * 7-0: B2B ipg
904  *
905  * structure for half duplex reg in mac address map.
906  * located at address 0x500C
907  * 31-24: reserved
908  * 23-20: Alt BEB trunc
909  * 19: Alt BEB enable
910  * 18: BP no backoff
911  * 17: no backoff
912  * 16: excess defer
913  * 15-12: re-xmit max
914  * 11-10: reserved
915  * 9-0: collision window
916  */
917 
918 /* structure for Maximum Frame Length reg in mac address map.
919  * located at address 0x5010: bits 0-15 hold the length.
920  */
921 
922 /* structure for Reserve 1 reg in mac address map.
923  * located at address 0x5014 - 0x5018
924  * Defined earlier (u32)
925  */
926 
927 /* structure for Test reg in mac address map.
928  * located at address 0x501C
929  * test: bits 0-2, rest unused
930  */
931 
932 /* structure for MII Management Configuration reg in mac address map.
933  * located at address 0x5020
934  *
935  * 31: reset MII mgmt
936  * 30-6: unused
937  * 5: scan auto increment
938  * 4: preamble suppress
939  * 3: undefined
940  * 2-0: mgmt clock reset
941  */
942 #define ET_MAC_MIIMGMT_CLK_RST	0x0007
943 
944 /* structure for MII Management Command reg in mac address map.
945  * located at address 0x5024
946  * bit 1: scan cycle
947  * bit 0: read cycle
948  */
949 
950 /* structure for MII Management Address reg in mac address map.
951  * located at address 0x5028
952  * 31-13: reserved
953  * 12-8: phy addr
954  * 7-5: reserved
955  * 4-0: register
956  */
957 #define ET_MAC_MII_ADDR(phy, reg)	((phy) << 8 | (reg))
958 
959 /* structure for MII Management Control reg in mac address map.
960  * located at address 0x502C
961  * 31-16: reserved
962  * 15-0: phy control
963  */
964 
965 /* structure for MII Management Status reg in mac address map.
966  * located at address 0x5030
967  * 31-16: reserved
968  * 15-0: phy control
969  */
970 #define ET_MAC_MIIMGMT_STAT_PHYCRTL_MASK 0xFFFF
971 
972 /* structure for MII Management Indicators reg in mac address map.
973  * located at address 0x5034
974  * 31-3: reserved
975  * 2: not valid
976  * 1: scanning
977  * 0: busy
978  */
979 #define ET_MAC_MGMT_BUSY	0x00000001	/* busy */
980 #define ET_MAC_MGMT_WAIT	0x00000005	/* busy | not valid */
981 
982 /* structure for Interface Control reg in mac address map.
983  * located at address 0x5038
984  *
985  * 31: reset if module
986  * 30-28: reserved
987  * 27: tbi mode
988  * 26: ghd mode
989  * 25: lhd mode
990  * 24: phy mode
991  * 23: reset per mii
992  * 22-17: reserved
993  * 16: speed
994  * 15: reset pe100x
995  * 14-11: reserved
996  * 10: force quiet
997  * 9: no cipher
998  * 8: disable link fail
999  * 7: reset gpsi
1000  * 6-1: reserved
1001  * 0: enable jabber protection
1002  */
1003 #define ET_MAC_IFCTRL_GHDMODE	(1 << 26)
1004 #define ET_MAC_IFCTRL_PHYMODE	(1 << 24)
1005 
1006 /* structure for Interface Status reg in mac address map.
1007  * located at address 0x503C
1008  *
1009  * 31-10: reserved
1010  * 9: excess_defer
1011  * 8: clash
1012  * 7: phy_jabber
1013  * 6: phy_link_ok
1014  * 5: phy_full_duplex
1015  * 4: phy_speed
1016  * 3: pe100x_link_fail
1017  * 2: pe10t_loss_carrier
1018  * 1: pe10t_sqe_error
1019  * 0: pe10t_jabber
1020  */
1021 
1022 /* structure for Mac Station Address, Part 1 reg in mac address map.
1023  * located at address 0x5040
1024  *
1025  * 31-24: Octet6
1026  * 23-16: Octet5
1027  * 15-8: Octet4
1028  * 7-0: Octet3
1029  */
1030 #define ET_MAC_STATION_ADDR1_OC6_SHIFT 24
1031 #define ET_MAC_STATION_ADDR1_OC5_SHIFT 16
1032 #define ET_MAC_STATION_ADDR1_OC4_SHIFT 8
1033 
1034 /* structure for Mac Station Address, Part 2 reg in mac address map.
1035  * located at address 0x5044
1036  *
1037  * 31-24: Octet2
1038  * 23-16: Octet1
1039  * 15-0: reserved
1040  */
1041 #define ET_MAC_STATION_ADDR2_OC2_SHIFT 24
1042 #define ET_MAC_STATION_ADDR2_OC1_SHIFT 16
1043 
1044 /* MAC Module of JAGCore Address Mapping
1045  */
1046 struct mac_regs {					/* Location: */
1047 	u32 cfg1;					/*  0x5000 */
1048 	u32 cfg2;					/*  0x5004 */
1049 	u32 ipg;					/*  0x5008 */
1050 	u32 hfdp;					/*  0x500C */
1051 	u32 max_fm_len;					/*  0x5010 */
1052 	u32 rsv1;					/*  0x5014 */
1053 	u32 rsv2;					/*  0x5018 */
1054 	u32 mac_test;					/*  0x501C */
1055 	u32 mii_mgmt_cfg;				/*  0x5020 */
1056 	u32 mii_mgmt_cmd;				/*  0x5024 */
1057 	u32 mii_mgmt_addr;				/*  0x5028 */
1058 	u32 mii_mgmt_ctrl;				/*  0x502C */
1059 	u32 mii_mgmt_stat;				/*  0x5030 */
1060 	u32 mii_mgmt_indicator;				/*  0x5034 */
1061 	u32 if_ctrl;					/*  0x5038 */
1062 	u32 if_stat;					/*  0x503C */
1063 	u32 station_addr_1;				/*  0x5040 */
1064 	u32 station_addr_2;				/*  0x5044 */
1065 };
1066 
1067 /* END OF MAC REGISTER ADDRESS MAP */
1068 
1069 /* START OF MAC STAT REGISTER ADDRESS MAP */
1070 /* structure for Carry Register One and it's Mask Register reg located in mac
1071  * stat address map address 0x6130 and 0x6138.
1072  *
1073  * 31: tr64
1074  * 30: tr127
1075  * 29: tr255
1076  * 28: tr511
1077  * 27: tr1k
1078  * 26: trmax
1079  * 25: trmgv
1080  * 24-17: unused
1081  * 16: rbyt
1082  * 15: rpkt
1083  * 14: rfcs
1084  * 13: rmca
1085  * 12: rbca
1086  * 11: rxcf
1087  * 10: rxpf
1088  * 9: rxuo
1089  * 8: raln
1090  * 7: rflr
1091  * 6: rcde
1092  * 5: rcse
1093  * 4: rund
1094  * 3: rovr
1095  * 2: rfrg
1096  * 1: rjbr
1097  * 0: rdrp
1098  */
1099 
1100 /* structure for Carry Register Two Mask Register reg in mac stat address map.
1101  * located at address 0x613C
1102  *
1103  * 31-20: unused
1104  * 19: tjbr
1105  * 18: tfcs
1106  * 17: txcf
1107  * 16: tovr
1108  * 15: tund
1109  * 14: trfg
1110  * 13: tbyt
1111  * 12: tpkt
1112  * 11: tmca
1113  * 10: tbca
1114  * 9: txpf
1115  * 8: tdfr
1116  * 7: tedf
1117  * 6: tscl
1118  * 5: tmcl
1119  * 4: tlcl
1120  * 3: txcl
1121  * 2: tncl
1122  * 1: tpfh
1123  * 0: tdrp
1124  */
1125 
1126 /* MAC STATS Module of JAGCore Address Mapping
1127  */
1128 struct macstat_regs {			/* Location: */
1129 	u32 pad[32];			/*  0x6000 - 607C */
1130 
1131 	/* counters */
1132 	u32 txrx_0_64_byte_frames;	/*  0x6080 */
1133 	u32 txrx_65_127_byte_frames;	/*  0x6084 */
1134 	u32 txrx_128_255_byte_frames;	/*  0x6088 */
1135 	u32 txrx_256_511_byte_frames;	/*  0x608C */
1136 	u32 txrx_512_1023_byte_frames;	/*  0x6090 */
1137 	u32 txrx_1024_1518_byte_frames;	/*  0x6094 */
1138 	u32 txrx_1519_1522_gvln_frames;	/*  0x6098 */
1139 	u32 rx_bytes;			/*  0x609C */
1140 	u32 rx_packets;			/*  0x60A0 */
1141 	u32 rx_fcs_errs;		/*  0x60A4 */
1142 	u32 rx_multicast_packets;	/*  0x60A8 */
1143 	u32 rx_broadcast_packets;	/*  0x60AC */
1144 	u32 rx_control_frames;		/*  0x60B0 */
1145 	u32 rx_pause_frames;		/*  0x60B4 */
1146 	u32 rx_unknown_opcodes;		/*  0x60B8 */
1147 	u32 rx_align_errs;		/*  0x60BC */
1148 	u32 rx_frame_len_errs;		/*  0x60C0 */
1149 	u32 rx_code_errs;		/*  0x60C4 */
1150 	u32 rx_carrier_sense_errs;	/*  0x60C8 */
1151 	u32 rx_undersize_packets;	/*  0x60CC */
1152 	u32 rx_oversize_packets;	/*  0x60D0 */
1153 	u32 rx_fragment_packets;	/*  0x60D4 */
1154 	u32 rx_jabbers;			/*  0x60D8 */
1155 	u32 rx_drops;			/*  0x60DC */
1156 	u32 tx_bytes;			/*  0x60E0 */
1157 	u32 tx_packets;			/*  0x60E4 */
1158 	u32 tx_multicast_packets;	/*  0x60E8 */
1159 	u32 tx_broadcast_packets;	/*  0x60EC */
1160 	u32 tx_pause_frames;		/*  0x60F0 */
1161 	u32 tx_deferred;		/*  0x60F4 */
1162 	u32 tx_excessive_deferred;	/*  0x60F8 */
1163 	u32 tx_single_collisions;	/*  0x60FC */
1164 	u32 tx_multiple_collisions;	/*  0x6100 */
1165 	u32 tx_late_collisions;		/*  0x6104 */
1166 	u32 tx_excessive_collisions;	/*  0x6108 */
1167 	u32 tx_total_collisions;	/*  0x610C */
1168 	u32 tx_pause_honored_frames;	/*  0x6110 */
1169 	u32 tx_drops;			/*  0x6114 */
1170 	u32 tx_jabbers;			/*  0x6118 */
1171 	u32 tx_fcs_errs;		/*  0x611C */
1172 	u32 tx_control_frames;		/*  0x6120 */
1173 	u32 tx_oversize_frames;		/*  0x6124 */
1174 	u32 tx_undersize_frames;	/*  0x6128 */
1175 	u32 tx_fragments;		/*  0x612C */
1176 	u32 carry_reg1;			/*  0x6130 */
1177 	u32 carry_reg2;			/*  0x6134 */
1178 	u32 carry_reg1_mask;		/*  0x6138 */
1179 	u32 carry_reg2_mask;		/*  0x613C */
1180 };
1181 
1182 /* END OF MAC STAT REGISTER ADDRESS MAP */
1183 
1184 /* START OF MMC REGISTER ADDRESS MAP */
1185 /* Main Memory Controller Control reg in mmc address map.
1186  * located at address 0x7000
1187  */
1188 #define ET_MMC_ENABLE		1
1189 #define ET_MMC_ARB_DISABLE	2
1190 #define ET_MMC_RXMAC_DISABLE	4
1191 #define ET_MMC_TXMAC_DISABLE	8
1192 #define ET_MMC_TXDMA_DISABLE	16
1193 #define ET_MMC_RXDMA_DISABLE	32
1194 #define ET_MMC_FORCE_CE		64
1195 
1196 /* Main Memory Controller Host Memory Access Address reg in mmc
1197  * address map.  Located at address 0x7004. Top 16 bits hold the address bits
1198  */
1199 #define ET_SRAM_REQ_ACCESS	1
1200 #define ET_SRAM_WR_ACCESS	2
1201 #define ET_SRAM_IS_CTRL		4
1202 
1203 /* structure for Main Memory Controller Host Memory Access Data reg in mmc
1204  * address map.  Located at address 0x7008 - 0x7014
1205  * Defined earlier (u32)
1206  */
1207 
1208 /* Memory Control Module of JAGCore Address Mapping
1209  */
1210 struct mmc_regs {		/* Location: */
1211 	u32 mmc_ctrl;		/*  0x7000 */
1212 	u32 sram_access;	/*  0x7004 */
1213 	u32 sram_word1;		/*  0x7008 */
1214 	u32 sram_word2;		/*  0x700C */
1215 	u32 sram_word3;		/*  0x7010 */
1216 	u32 sram_word4;		/*  0x7014 */
1217 };
1218 
1219 /* END OF MMC REGISTER ADDRESS MAP */
1220 
1221 /* JAGCore Address Mapping
1222  */
1223 struct address_map {
1224 	struct global_regs global;
1225 	/* unused section of global address map */
1226 	u8 unused_global[4096 - sizeof(struct global_regs)];
1227 	struct txdma_regs txdma;
1228 	/* unused section of txdma address map */
1229 	u8 unused_txdma[4096 - sizeof(struct txdma_regs)];
1230 	struct rxdma_regs rxdma;
1231 	/* unused section of rxdma address map */
1232 	u8 unused_rxdma[4096 - sizeof(struct rxdma_regs)];
1233 	struct txmac_regs txmac;
1234 	/* unused section of txmac address map */
1235 	u8 unused_txmac[4096 - sizeof(struct txmac_regs)];
1236 	struct rxmac_regs rxmac;
1237 	/* unused section of rxmac address map */
1238 	u8 unused_rxmac[4096 - sizeof(struct rxmac_regs)];
1239 	struct mac_regs mac;
1240 	/* unused section of mac address map */
1241 	u8 unused_mac[4096 - sizeof(struct mac_regs)];
1242 	struct macstat_regs macstat;
1243 	/* unused section of mac stat address map */
1244 	u8 unused_mac_stat[4096 - sizeof(struct macstat_regs)];
1245 	struct mmc_regs mmc;
1246 	/* unused section of mmc address map */
1247 	u8 unused_mmc[4096 - sizeof(struct mmc_regs)];
1248 	/* unused section of address map */
1249 	u8 unused_[1015808];
1250 	u8 unused_exp_rom[4096];	/* MGS-size TBD */
1251 	u8 unused__[524288];	/* unused section of address map */
1252 };
1253 
1254 /* Defines for generic MII registers 0x00 -> 0x0F can be found in
1255  * include/linux/mii.h
1256  */
1257 /* some defines for modem registers that seem to be 'reserved' */
1258 #define PHY_INDEX_REG              0x10
1259 #define PHY_DATA_REG               0x11
1260 #define PHY_MPHY_CONTROL_REG       0x12
1261 
1262 /* defines for specified registers */
1263 #define PHY_LOOPBACK_CONTROL       0x13	/* TRU_VMI_LOOPBACK_CONTROL_1_REG 19 */
1264 					/* TRU_VMI_LOOPBACK_CONTROL_2_REG 20 */
1265 #define PHY_REGISTER_MGMT_CONTROL  0x15	/* TRU_VMI_MI_SEQ_CONTROL_REG     21 */
1266 #define PHY_CONFIG                 0x16	/* TRU_VMI_CONFIGURATION_REG      22 */
1267 #define PHY_PHY_CONTROL            0x17	/* TRU_VMI_PHY_CONTROL_REG        23 */
1268 #define PHY_INTERRUPT_MASK         0x18	/* TRU_VMI_INTERRUPT_MASK_REG     24 */
1269 #define PHY_INTERRUPT_STATUS       0x19	/* TRU_VMI_INTERRUPT_STATUS_REG   25 */
1270 #define PHY_PHY_STATUS             0x1A	/* TRU_VMI_PHY_STATUS_REG         26 */
1271 #define PHY_LED_1                  0x1B	/* TRU_VMI_LED_CONTROL_1_REG      27 */
1272 #define PHY_LED_2                  0x1C	/* TRU_VMI_LED_CONTROL_2_REG      28 */
1273 					/* TRU_VMI_LINK_CONTROL_REG       29 */
1274 					/* TRU_VMI_TIMING_CONTROL_REG        */
1275 
1276 /* MI Register 10: Gigabit basic mode status reg(Reg 0x0A) */
1277 #define ET_1000BT_MSTR_SLV 0x4000
1278 
1279 /* MI Register 16 - 18: Reserved Reg(0x10-0x12) */
1280 
1281 /* MI Register 19: Loopback Control Reg(0x13)
1282  *	15:	mii_en
1283  *	14:	pcs_en
1284  *	13:	pmd_en
1285  *	12:	all_digital_en
1286  *	11:	replica_en
1287  *	10:	line_driver_en
1288  *	9-0:	reserved
1289  */
1290 
1291 /* MI Register 20: Reserved Reg(0x14) */
1292 
1293 /* MI Register 21: Management Interface Control Reg(0x15)
1294  *	15-11:	reserved
1295  *	10-4:	mi_error_count
1296  *	3:	reserved
1297  *	2:	ignore_10g_fr
1298  *	1:	reserved
1299  *	0:	preamble_suppress_en
1300  */
1301 
1302 /* MI Register 22: PHY Configuration Reg(0x16)
1303  *	15:	crs_tx_en
1304  *	14:	reserved
1305  *	13-12:	tx_fifo_depth
1306  *	11-10:	speed_downshift
1307  *	9:	pbi_detect
1308  *	8:	tbi_rate
1309  *	7:	alternate_np
1310  *	6:	group_mdio_en
1311  *	5:	tx_clock_en
1312  *	4:	sys_clock_en
1313  *	3:	reserved
1314  *	2-0:	mac_if_mode
1315  */
1316 #define ET_PHY_CONFIG_TX_FIFO_DEPTH	0x3000
1317 
1318 #define ET_PHY_CONFIG_FIFO_DEPTH_8	0x0000
1319 #define ET_PHY_CONFIG_FIFO_DEPTH_16	0x1000
1320 #define ET_PHY_CONFIG_FIFO_DEPTH_32	0x2000
1321 #define ET_PHY_CONFIG_FIFO_DEPTH_64	0x3000
1322 
1323 /* MI Register 23: PHY CONTROL Reg(0x17)
1324  *	15:	reserved
1325  *	14:	tdr_en
1326  *	13:	reserved
1327  *	12-11:	downshift_attempts
1328  *	10-6:	reserved
1329  *	5:	jabber_10baseT
1330  *	4:	sqe_10baseT
1331  *	3:	tp_loopback_10baseT
1332  *	2:	preamble_gen_en
1333  *	1:	reserved
1334  *	0:	force_int
1335  */
1336 
1337 /* MI Register 24: Interrupt Mask Reg(0x18)
1338  *	15-10:	reserved
1339  *	9:	mdio_sync_lost
1340  *	8:	autoneg_status
1341  *	7:	hi_bit_err
1342  *	6:	np_rx
1343  *	5:	err_counter_full
1344  *	4:	fifo_over_underflow
1345  *	3:	rx_status
1346  *	2:	link_status
1347  *	1:	automatic_speed
1348  *	0:	int_en
1349  */
1350 
1351 /* MI Register 25: Interrupt Status Reg(0x19)
1352  *	15-10:	reserved
1353  *	9:	mdio_sync_lost
1354  *	8:	autoneg_status
1355  *	7:	hi_bit_err
1356  *	6:	np_rx
1357  *	5:	err_counter_full
1358  *	4:	fifo_over_underflow
1359  *	3:	rx_status
1360  *	2:	link_status
1361  *	1:	automatic_speed
1362  *	0:	int_en
1363  */
1364 
1365 /* MI Register 26: PHY Status Reg(0x1A)
1366  *	15:	reserved
1367  *	14-13:	autoneg_fault
1368  *	12:	autoneg_status
1369  *	11:	mdi_x_status
1370  *	10:	polarity_status
1371  *	9-8:	speed_status
1372  *	7:	duplex_status
1373  *	6:	link_status
1374  *	5:	tx_status
1375  *	4:	rx_status
1376  *	3:	collision_status
1377  *	2:	autoneg_en
1378  *	1:	pause_en
1379  *	0:	asymmetric_dir
1380  */
1381 #define ET_PHY_AUTONEG_STATUS	0x1000
1382 #define ET_PHY_POLARITY_STATUS	0x0400
1383 #define ET_PHY_SPEED_STATUS	0x0300
1384 #define ET_PHY_DUPLEX_STATUS	0x0080
1385 #define ET_PHY_LSTATUS		0x0040
1386 #define ET_PHY_AUTONEG_ENABLE	0x0020
1387 
1388 /* MI Register 27: LED Control Reg 1(0x1B)
1389  *	15-14:	reserved
1390  *	13-12:	led_dup_indicate
1391  *	11-10:	led_10baseT
1392  *	9-8:	led_collision
1393  *	7-4:	reserved
1394  *	3-2:	pulse_dur
1395  *	1:	pulse_stretch1
1396  *	0:	pulse_stretch0
1397  */
1398 
1399 /* MI Register 28: LED Control Reg 2(0x1C)
1400  *	15-12:	led_link
1401  *	11-8:	led_tx_rx
1402  *	7-4:	led_100BaseTX
1403  *	3-0:	led_1000BaseT
1404  */
1405 #define ET_LED2_LED_LINK	0xF000
1406 #define ET_LED2_LED_TXRX	0x0F00
1407 #define ET_LED2_LED_100TX	0x00F0
1408 #define ET_LED2_LED_1000T	0x000F
1409 
1410 /* defines for LED control reg 2 values */
1411 #define LED_VAL_1000BT			0x0
1412 #define LED_VAL_100BTX			0x1
1413 #define LED_VAL_10BT			0x2
1414 #define LED_VAL_1000BT_100BTX		0x3 /* 1000BT on, 100BTX blink */
1415 #define LED_VAL_LINKON			0x4
1416 #define LED_VAL_TX			0x5
1417 #define LED_VAL_RX			0x6
1418 #define LED_VAL_TXRX			0x7 /* TX or RX */
1419 #define LED_VAL_DUPLEXFULL		0x8
1420 #define LED_VAL_COLLISION		0x9
1421 #define LED_VAL_LINKON_ACTIVE		0xA /* Link on, activity blink */
1422 #define LED_VAL_LINKON_RECV		0xB /* Link on, receive blink */
1423 #define LED_VAL_DUPLEXFULL_COLLISION	0xC /* Duplex on, collision blink */
1424 #define LED_VAL_BLINK			0xD
1425 #define LED_VAL_ON			0xE
1426 #define LED_VAL_OFF			0xF
1427 
1428 #define LED_LINK_SHIFT			12
1429 #define LED_TXRX_SHIFT			8
1430 #define LED_100TX_SHIFT			4
1431 
1432 /* MI Register 29 - 31: Reserved Reg(0x1D - 0x1E) */
1433