xref: /illumos-gate/usr/src/uts/common/sys/nxge/nxge_rxdma_hw.h (revision aedf2b3bb56b025fcaf87b49ec6c8aeea07f16d7)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #ifndef	_SYS_NXGE_NXGE_RXDMA_HW_H
27 #define	_SYS_NXGE_NXGE_RXDMA_HW_H
28 
29 #ifdef	__cplusplus
30 extern "C" {
31 #endif
32 
33 #include <nxge_defs.h>
34 #include <nxge_hw.h>
35 
36 /*
37  * NIU: Receive DMA Channels
38  */
39 /* Receive DMA Clock Divider */
40 #define	RX_DMA_CK_DIV_REG	(FZC_DMC + 0x00000)
41 #define	RX_DMA_CK_DIV_SHIFT	0			/* bits 15:0 */
42 #define	RX_DMA_CK_DIV_MASK	0x000000000000FFFFULL
43 
44 typedef union _rx_dma_ck_div_t {
45 	uint64_t value;
46 	struct {
47 #if defined(_BIG_ENDIAN)
48 		uint32_t hdw;
49 #endif
50 		struct {
51 #if defined(_BIT_FIELDS_HTOL)
52 			uint32_t res1_1:16;
53 			uint32_t cnt:16;
54 #elif defined(_BIT_FIELDS_LTOH)
55 			uint32_t cnt:16;
56 			uint32_t res1_1:16;
57 #endif
58 		} ldw;
59 #if !defined(_BIG_ENDIAN)
60 		uint32_t hdw;
61 #endif
62 	} bits;
63 } rx_dma_ck_div_t, *p_rx_dma_ck_div_t;
64 
65 
66 /*
67  * Default Port Receive DMA Channel (RDC)
68  */
69 #define	DEF_PT_RDC_REG(port)	(FZC_DMC + 0x00008 * (port + 1))
70 #define	DEF_PT0_RDC_REG		(FZC_DMC + 0x00008)
71 #define	DEF_PT1_RDC_REG		(FZC_DMC + 0x00010)
72 #define	DEF_PT2_RDC_REG		(FZC_DMC + 0x00018)
73 #define	DEF_PT3_RDC_REG		(FZC_DMC + 0x00020)
74 #define	DEF_PT_RDC_SHIFT	0			/* bits 4:0 */
75 #define	DEF_PT_RDC_MASK		0x000000000000001FULL
76 
77 
78 #define	RDC_TBL_REG		(FZC_ZCP + 0x10000)
79 #define	RDC_TBL_SHIFT		0			/* bits 4:0 */
80 #define	RDC_TBL_MASK		0x000000000000001FULL
81 
82 /* For the default port RDC and RDC table */
83 typedef union _def_pt_rdc_t {
84 	uint64_t value;
85 	struct {
86 #if defined(_BIG_ENDIAN)
87 		uint32_t hdw;
88 #endif
89 		struct {
90 #if defined(_BIT_FIELDS_HTOL)
91 			uint32_t res1_1:27;
92 			uint32_t rdc:5;
93 #elif defined(_BIT_FIELDS_LTOH)
94 			uint32_t rdc:5;
95 			uint32_t res1_1:27;
96 #endif
97 		} ldw;
98 #if !defined(_BIG_ENDIAN)
99 		uint32_t hdw;
100 #endif
101 	} bits;
102 } def_pt_rdc_t, *p_def_pt_rdc_t;
103 
104 typedef union _rdc_tbl_t {
105 	uint64_t value;
106 	struct {
107 #if defined(_BIG_ENDIAN)
108 		uint32_t hdw;
109 #endif
110 		struct {
111 #if defined(_BIT_FIELDS_HTOL)
112 			uint32_t res1_1:28;
113 			uint32_t rdc:4;
114 #elif defined(_BIT_FIELDS_LTOH)
115 			uint32_t rdc:4;
116 			uint32_t res1_1:28;
117 #endif
118 		} ldw;
119 #if !defined(_BIG_ENDIAN)
120 		uint32_t hdw;
121 #endif
122 	} bits;
123 } rdc_tbl_t, *p_rdc_tbl_t;
124 
125 /*
126  * RDC: 32 bit Addressing mode
127  */
128 #define	RX_ADDR_MD_REG		(FZC_DMC + 0x00070)
129 #define	RX_ADDR_MD_SHIFT	0			/* bits 0:0 */
130 #define	RX_ADDR_MD_SET_32	0x0000000000000001ULL	/* 1 to select 32 bit */
131 #define	RX_ADDR_MD_MASK		0x0000000000000001ULL
132 
133 typedef union _rx_addr_md_t {
134 	uint64_t value;
135 	struct {
136 #if defined(_BIG_ENDIAN)
137 		uint32_t hdw;
138 #endif
139 		struct {
140 #if defined(_BIT_FIELDS_HTOL)
141 			uint32_t res1_1:28;
142 			uint32_t dbg_pt_mux_sel:2;
143 			uint32_t ram_acc:1;
144 			uint32_t mode32:1;
145 #elif defined(_BIT_FIELDS_LTOH)
146 			uint32_t mode32:1;
147 			uint32_t ram_acc:1;
148 			uint32_t dbg_pt_mux_sel:2;
149 			uint32_t res1_1:28;
150 #endif
151 		} ldw;
152 #if !defined(_BIG_ENDIAN)
153 		uint32_t hdw;
154 #endif
155 	} bits;
156 } rx_addr_md_t, *p_rx_addr_md_t;
157 
158 /*
159  * RDC: Port Scheduler
160  */
161 
162 #define	PT_DRR_WT_REG(portnm)		((FZC_DMC + 0x00028) + (portnm * 8))
163 #define	PT_DRR_WT0_REG		(FZC_DMC + 0x00028)
164 #define	PT_DRR_WT1_REG		(FZC_DMC + 0x00030)
165 #define	PT_DRR_WT2_REG		(FZC_DMC + 0x00038)
166 #define	PT_DRR_WT3_REG		(FZC_DMC + 0x00040)
167 #define	PT_DRR_WT_SHIFT		0
168 #define	PT_DRR_WT_MASK		0x000000000000FFFFULL	/* bits 15:0 */
169 #define	PT_DRR_WT_DEFAULT_10G	0x0400
170 #define	PT_DRR_WT_DEFAULT_1G	0x0066
171 typedef union _pt_drr_wt_t {
172 	uint64_t value;
173 	struct {
174 #if defined(_BIG_ENDIAN)
175 		uint32_t hdw;
176 #endif
177 		struct {
178 #if defined(_BIT_FIELDS_HTOL)
179 			uint32_t res1_1:16;
180 			uint32_t wt:16;
181 #elif defined(_BIT_FIELDS_LTOH)
182 			uint32_t wt:16;
183 			uint32_t res1_1:16;
184 #endif
185 		} ldw;
186 #if !defined(_BIG_ENDIAN)
187 		uint32_t hdw;
188 #endif
189 	} bits;
190 } pt_drr_wt_t, *p_pt_drr_wt_t;
191 
192 #define	NXGE_RX_DRR_WT_10G	0x400
193 #define	NXGE_RX_DRR_WT_1G	0x066
194 
195 /* Port FIFO Usage */
196 #define	PT_USE_REG(portnum)		((FZC_DMC + 0x00048) + (portnum * 8))
197 #define	PT_USE0_REG		(FZC_DMC + 0x00048)
198 #define	PT_USE1_REG		(FZC_DMC + 0x00050)
199 #define	PT_USE2_REG		(FZC_DMC + 0x00058)
200 #define	PT_USE3_REG		(FZC_DMC + 0x00060)
201 #define	PT_USE_SHIFT		0			/* bits 19:0 */
202 #define	PT_USE_MASK		0x00000000000FFFFFULL
203 
204 typedef union _pt_use_t {
205 	uint64_t value;
206 	struct {
207 #if defined(_BIG_ENDIAN)
208 		uint32_t hdw;
209 #endif
210 		struct {
211 #if defined(_BIT_FIELDS_HTOL)
212 			uint32_t res1_1:12;
213 			uint32_t cnt:20;
214 #elif defined(_BIT_FIELDS_LTOH)
215 			uint32_t cnt:20;
216 			uint32_t res1_1:12;
217 #endif
218 		} ldw;
219 #if !defined(_BIG_ENDIAN)
220 		uint32_t hdw;
221 #endif
222 	} bits;
223 } pt_use_t, *p_pt_use_t;
224 
225 /*
226  * RDC: Partitioning Support
227  *	(Each of the following registers is for each RDC)
228  * Please refer to nxge_hw.h for the common logical
229  * page configuration register definitions.
230  */
231 #define	RX_LOG_REG_SIZE			0x40
232 #define	RX_LOG_DMA_OFFSET(channel)	(channel * RX_LOG_REG_SIZE)
233 
234 #define	RX_LOG_PAGE_VLD_REG	(FZC_DMC + 0x20000)
235 #define	RX_LOG_PAGE_MASK1_REG	(FZC_DMC + 0x20008)
236 #define	RX_LOG_PAGE_VAL1_REG	(FZC_DMC + 0x20010)
237 #define	RX_LOG_PAGE_MASK2_REG	(FZC_DMC + 0x20018)
238 #define	RX_LOG_PAGE_VAL2_REG	(FZC_DMC + 0x20020)
239 #define	RX_LOG_PAGE_RELO1_REG	(FZC_DMC + 0x20028)
240 #define	RX_LOG_PAGE_RELO2_REG	(FZC_DMC + 0x20030)
241 #define	RX_LOG_PAGE_HDL_REG	(FZC_DMC + 0x20038)
242 
243 /* RX and TX have the same definitions */
244 #define	RX_LOG_PAGE1_VLD_SHIFT	1			/* bit 1 */
245 #define	RX_LOG_PAGE0_VLD_SHIFT	0			/* bit 0 */
246 #define	RX_LOG_PAGE1_VLD	0x0000000000000002ULL
247 #define	RX_LOG_PAGE0_VLD	0x0000000000000001ULL
248 #define	RX_LOG_PAGE1_VLD_MASK	0x0000000000000002ULL
249 #define	RX_LOG_PAGE0_VLD_MASK	0x0000000000000001ULL
250 #define	RX_LOG_FUNC_VLD_SHIFT	2			/* bit 3:2 */
251 #define	RX_LOG_FUNC_VLD_MASK	0x000000000000000CULL
252 
253 #define	LOG_PAGE_ADDR_SHIFT	12	/* bits[43:12] --> bits[31:0] */
254 
255 /* RDC: Weighted Random Early Discard */
256 #define	RED_RAN_INIT_REG	(FZC_DMC + 0x00068)
257 
258 #define	RED_RAN_INIT_SHIFT	0			/* bits 15:0 */
259 #define	RED_RAN_INIT_MASK	0x000000000000ffffULL
260 
261 /* Weighted Random */
262 typedef union _red_ran_init_t {
263 	uint64_t value;
264 	struct {
265 #if defined(_BIG_ENDIAN)
266 		uint32_t hdw;
267 #endif
268 		struct {
269 #if defined(_BIT_FIELDS_HTOL)
270 			uint32_t res1_1:15;
271 			uint32_t enable:1;
272 			uint32_t init:16;
273 #elif defined(_BIT_FIELDS_LTOH)
274 			uint32_t init:16;
275 			uint32_t enable:1;
276 			uint32_t res1_1:15;
277 #endif
278 		} ldw;
279 #if !defined(_BIG_ENDIAN)
280 		uint32_t hdw;
281 #endif
282 	} bits;
283 } red_ran_init_t, *p_red_ran_init_t;
284 
285 /*
286  * Buffer block descriptor
287  */
288 typedef struct _rx_desc_t {
289 	uint32_t	block_addr;
290 } rx_desc_t, *p_rx_desc_t;
291 
292 /*
293  * RDC: RED Parameter
294  *	(Each DMC has one RED register)
295  */
296 #define	RDC_RED_CHANNEL_SIZE		(0x40)
297 #define	RDC_RED_CHANNEL_OFFSET(channel)	(channel * RDC_RED_CHANNEL_SIZE)
298 
299 #define	RDC_RED_PARA_REG		(FZC_DMC + 0x30000)
300 #define	RDC_RED_RDC_PARA_REG(rdc)	\
301 	(RDC_RED_PARA_REG + (rdc * RDC_RED_CHANNEL_SIZE))
302 
303 /* the layout of this register is  rx_disc_cnt_t */
304 #define	RDC_RED_DISC_CNT_REG		(FZC_DMC + 0x30008)
305 #define	RDC_RED_RDC_DISC_REG(rdc)	\
306 	(RDC_RED_DISC_CNT_REG + (rdc * RDC_RED_CHANNEL_SIZE))
307 
308 
309 #define	RDC_RED_PARA1_RBR_SCL_SHIFT	0			/* bits 2:0 */
310 #define	RDC_RED_PARA1_RBR_SCL_MASK	0x0000000000000007ULL
311 #define	RDC_RED_PARA1_ENB_SHIFT		3			/* bit 3 */
312 #define	RDC_RED_PARA1_ENB		0x0000000000000008ULL
313 #define	RDC_RED_PARA1_ENB_MASK		0x0000000000000008ULL
314 
315 #define	RDC_RED_PARA_WIN_SHIFT		0			/* bits 3:0 */
316 #define	RDC_RED_PARA_WIN_MASK		0x000000000000000fULL
317 #define	RDC_RED_PARA_THRE_SHIFT	4			/* bits 15:4 */
318 #define	RDC_RED_PARA_THRE_MASK		0x00000000000000f0ULL
319 #define	RDC_RED_PARA_WIN_SYN_SHIFT	16			/* bits 19:16 */
320 #define	RDC_RED_PARA_WIN_SYN_MASK	0x00000000000000f0ULL
321 #define	RDC_RED_PARA_THRE_SYN_SHIFT	20			/* bits 31:20 */
322 #define	RDC_RED_PARA_THRE_SYN_MASK	0x00000000000fff00ULL
323 
324 /* RDC:  RED parameters  */
325 typedef union _rdc_red_para_t {
326 	uint64_t value;
327 	struct {
328 #if defined(_BIG_ENDIAN)
329 		uint32_t hdw;
330 #endif
331 		struct {
332 #if defined(_BIT_FIELDS_HTOL)
333 		uint32_t thre_sync:12;
334 		uint32_t win_syn:4;
335 		uint32_t thre:12;
336 		uint32_t win:4;
337 #elif defined(_BIT_FIELDS_LTOH)
338 		uint32_t win:4;
339 		uint32_t thre:12;
340 		uint32_t win_syn:4;
341 		uint32_t thre_sync:12;
342 #endif
343 		} ldw;
344 #if !defined(_BIG_ENDIAN)
345 		uint32_t hdw;
346 #endif
347 	} bits;
348 } rdc_red_para_t, *p_rdc_red_para_t;
349 
350 /*
351  * RDC: Receive DMA Datapath Configuration
352  *	The following register definitions are for
353  *	each DMA channel. Each DMA CSR is 512 bytes
354  *	(0x200).
355  */
356 #define	RXDMA_CFIG1_REG			(DMC + 0x00000)
357 #define	RXDMA_CFIG2_REG			(DMC + 0x00008)
358 
359 #define	RXDMA_CFIG1_MBADDR_H_SHIFT	0			/* bits 11:0 */
360 #define	RXDMA_CFIG1_MBADDR_H_MASK	0x0000000000000fc0ULL
361 #define	RXDMA_CFIG1_RST_SHIFT		30			/* bit 30 */
362 #define	RXDMA_CFIG1_RST			0x0000000040000000ULL
363 #define	RXDMA_CFIG1_RST_MASK		0x0000000040000000ULL
364 #define	RXDMA_CFIG1_EN_SHIFT		31
365 #define	RXDMA_CFIG1_EN			0x0000000080000000ULL
366 #define	RXDMA_CFIG1_EN_MASK		0x0000000080000000ULL
367 
368 typedef union _rxdma_cfig1_t {
369 	uint64_t value;
370 	struct {
371 #if defined(_BIG_ENDIAN)
372 		uint32_t hdw;
373 #endif
374 		struct {
375 #if defined(_BIT_FIELDS_HTOL)
376 			uint32_t en:1;
377 			uint32_t rst:1;
378 			uint32_t qst:1;
379 			uint32_t res2:17;
380 			uint32_t mbaddr_h:12;
381 #elif defined(_BIT_FIELDS_LTOH)
382 			uint32_t mbaddr_h:12;
383 			uint32_t res2:17;
384 			uint32_t qst:1;
385 			uint32_t rst:1;
386 			uint32_t en:1;
387 #endif
388 		} ldw;
389 #if !defined(_BIG_ENDIAN)
390 		uint32_t hdw;
391 #endif
392 	} bits;
393 } rxdma_cfig1_t, *p_rxdma_cfig1_t;
394 
395 #define	RXDMA_HDR_SIZE_DEFAULT		2
396 #define	RXDMA_HDR_SIZE_FULL		18
397 
398 #define	RXDMA_CFIG2_FULL_HDR_SHIFT	0			/* Set to 1 */
399 #define	RXDMA_CFIG2_FULL_HDR		0x0000000000000001ULL
400 #define	RXDMA_CFIG2_FULL_HDR_MASK	0x0000000000000001ULL
401 #define	RXDMA_CFIG2_OFFSET_SHIFT		1		/* bit 3:1 */
402 #define	RXDMA_CFIG2_OFFSET_MASK		0x000000004000000eULL
403 #define	RXDMA_CFIG2_MBADDR_L_SHIFT	6			/* bit 31:6 */
404 #define	RXDMA_CFIG2_MBADDR_L_MASK	0x00000000ffffffc0ULL
405 
406 typedef union _rxdma_cfig2_t {
407 	uint64_t value;
408 	struct {
409 #if defined(_BIG_ENDIAN)
410 		uint32_t hdw;
411 #endif
412 		struct {
413 #if defined(_BIT_FIELDS_HTOL)
414 			uint32_t mbaddr:26;
415 			uint32_t res2:3;
416 			uint32_t offset:2;
417 			uint32_t full_hdr:1;
418 
419 #elif defined(_BIT_FIELDS_LTOH)
420 			uint32_t full_hdr:1;
421 			uint32_t offset:2;
422 			uint32_t res2:3;
423 			uint32_t mbaddr:26;
424 #endif
425 		} ldw;
426 #if !defined(_BIG_ENDIAN)
427 		uint32_t hdw;
428 #endif
429 	} bits;
430 } rxdma_cfig2_t, *p_rxdma_cfig2_t;
431 
432 /*
433  * RDC: Receive Block Ring Configuration
434  *	The following register definitions are for
435  *	each DMA channel.
436  */
437 #define	RBR_CFIG_A_REG			(DMC + 0x00010)
438 #define	RBR_CFIG_B_REG			(DMC + 0x00018)
439 #define	RBR_KICK_REG			(DMC + 0x00020)
440 #define	RBR_STAT_REG			(DMC + 0x00028)
441 #define	RBR_HDH_REG			(DMC + 0x00030)
442 #define	RBR_HDL_REG			(DMC + 0x00038)
443 
444 #define	RBR_CFIG_A_STADDR_SHIFT		6			/* bits 17:6 */
445 #define	RBR_CFIG_A_STDADDR_MASK		0x000000000003ffc0ULL
446 #define	RBR_CFIG_A_STADDR_BASE_SHIFT	18			/* bits 43:18 */
447 #define	RBR_CFIG_A_STDADDR_BASE_MASK	0x00000ffffffc0000ULL
448 #define	RBR_CFIG_A_LEN_SHIFT		48			/* bits 63:48 */
449 #define	RBR_CFIG_A_LEN_MASK		0xFFFF000000000000ULL
450 
451 typedef union _rbr_cfig_a_t {
452 	uint64_t value;
453 	struct {
454 #if defined(_BIG_ENDIAN)
455 		struct {
456 #if defined(_BIT_FIELDS_HTOL)
457 			uint32_t len:16;
458 			uint32_t res1:4;
459 			uint32_t staddr_base:12;
460 #elif defined(_BIT_FIELDS_LTOH)
461 			uint32_t staddr_base:12;
462 			uint32_t res1:4;
463 			uint32_t len:16;
464 #endif
465 		} hdw;
466 #endif
467 		struct {
468 #if defined(_BIT_FIELDS_HTOL)
469 			uint32_t staddr_base:14;
470 			uint32_t staddr:12;
471 			uint32_t res2:6;
472 #elif defined(_BIT_FIELDS_LTOH)
473 			uint32_t res2:6;
474 			uint32_t staddr:12;
475 			uint32_t staddr_base:14;
476 #endif
477 		} ldw;
478 #if !defined(_BIG_ENDIAN)
479 		struct {
480 #if defined(_BIT_FIELDS_HTOL)
481 			uint32_t len:16;
482 			uint32_t res1:4;
483 			uint32_t staddr_base:12;
484 #elif defined(_BIT_FIELDS_LTOH)
485 			uint32_t staddr_base:12;
486 			uint32_t res1:4;
487 			uint32_t len:16;
488 #endif
489 		} hdw;
490 #endif
491 	} bits;
492 } rbr_cfig_a_t, *p_rbr_cfig_a_t;
493 
494 
495 #define	RBR_CFIG_B_BUFSZ0_SHIFT		0			/* bit 1:0 */
496 #define	RBR_CFIG_B_BUFSZ0_MASK		0x0000000000000001ULL
497 #define	RBR_CFIG_B_VLD0_SHIFT		7			/* bit 7 */
498 #define	RBR_CFIG_B_VLD0			0x0000000000000008ULL
499 #define	RBR_CFIG_B_VLD0_MASK		0x0000000000000008ULL
500 #define	RBR_CFIG_B_BUFSZ1_SHIFT		8			/* bit 9:8 */
501 #define	RBR_CFIG_B_BUFSZ1_MASK		0x0000000000000300ULL
502 #define	RBR_CFIG_B_VLD1_SHIFT		15			/* bit 15 */
503 #define	RBR_CFIG_B_VLD1			0x0000000000008000ULL
504 #define	RBR_CFIG_B_VLD1_MASK		0x0000000000008000ULL
505 #define	RBR_CFIG_B_BUFSZ2_SHIFT		16			/* bit 17:16 */
506 #define	RBR_CFIG_B_BUFSZ2_MASK		0x0000000000030000ULL
507 #define	RBR_CFIG_B_VLD2_SHIFT		23			/* bit 23 */
508 #define	RBR_CFIG_B_VLD2			0x0000000000800000ULL
509 #define	RBR_CFIG_B_BKSIZE_SHIFT		24			/* bit 25:24 */
510 #define	RBR_CFIG_B_BKSIZE_MASK		0x0000000003000000ULL
511 
512 
513 typedef union _rbr_cfig_b_t {
514 	uint64_t value;
515 	struct {
516 #if defined(_BIG_ENDIAN)
517 		uint32_t hdw;
518 #endif
519 		struct {
520 #if defined(_BIT_FIELDS_HTOL)
521 			uint32_t res1_1:6;
522 			uint32_t bksize:2;
523 			uint32_t vld2:1;
524 			uint32_t res2:5;
525 			uint32_t bufsz2:2;
526 			uint32_t vld1:1;
527 			uint32_t res3:5;
528 			uint32_t bufsz1:2;
529 			uint32_t vld0:1;
530 			uint32_t res4:5;
531 			uint32_t bufsz0:2;
532 #elif defined(_BIT_FIELDS_LTOH)
533 			uint32_t bufsz0:2;
534 			uint32_t res4:5;
535 			uint32_t vld0:1;
536 			uint32_t bufsz1:2;
537 			uint32_t res3:5;
538 			uint32_t vld1:1;
539 			uint32_t bufsz2:2;
540 			uint32_t res2:5;
541 			uint32_t vld2:1;
542 			uint32_t bksize:2;
543 			uint32_t res1_1:6;
544 #endif
545 		} ldw;
546 #if !defined(_BIG_ENDIAN)
547 		uint32_t hdw;
548 #endif
549 	} bits;
550 } rbr_cfig_b_t, *p_rbr_cfig_b_t;
551 
552 
553 #define	RBR_KICK_SHIFT			0			/* bit 15:0 */
554 #define	RBR_KICK_MASK			0x00000000000ffff1ULL
555 
556 
557 typedef union _rbr_kick_t {
558 	uint64_t value;
559 	struct {
560 #if defined(_BIG_ENDIAN)
561 		uint32_t hdw;
562 #endif
563 		struct {
564 #if defined(_BIT_FIELDS_HTOL)
565 			uint32_t res1_1:16;
566 			uint32_t bkadd:16;
567 #elif defined(_BIT_FIELDS_LTOH)
568 			uint32_t bkadd:16;
569 			uint32_t res1_1:16;
570 #endif
571 		} ldw;
572 #if !defined(_BIG_ENDIAN)
573 		uint32_t hdw;
574 #endif
575 	} bits;
576 } rbr_kick_t, *p_rbr_kick_t;
577 
578 #define	RBR_STAT_QLEN_SHIFT		0		/* bit bit 15:0 */
579 #define	RBR_STAT_QLEN_MASK		0x000000000000ffffULL
580 #define	RBR_STAT_OFLOW_SHIFT		16		/* bit 16 */
581 #define	RBR_STAT_OFLOW			0x0000000000010000ULL
582 #define	RBR_STAT_OFLOW_MASK		0x0000000000010000ULL
583 
584 typedef union _rbr_stat_t {
585 	uint64_t value;
586 	struct {
587 #if defined(_BIG_ENDIAN)
588 		uint32_t hdw;
589 #endif
590 		struct {
591 #if defined(_BIT_FIELDS_HTOL)
592 			uint32_t res1_1:15;
593 			uint32_t oflow:1;
594 			uint32_t qlen:16;
595 #elif defined(_BIT_FIELDS_LTOH)
596 			uint32_t qlen:16;
597 			uint32_t oflow:1;
598 			uint32_t res1_1:15;
599 #endif
600 		} ldw;
601 #if !defined(_BIG_ENDIAN)
602 		uint32_t hdw;
603 #endif
604 	} bits;
605 } rbr_stat_t, *p_rbr_stat_t;
606 
607 
608 #define	RBR_HDH_HEAD_H_SHIFT		0			/* bit 11:0 */
609 #define	RBR_HDH_HEAD_H_MASK		0x0000000000000fffULL
610 typedef union _rbr_hdh_t {
611 	uint64_t value;
612 	struct {
613 #if defined(_BIG_ENDIAN)
614 		uint32_t hdw;
615 #endif
616 		struct {
617 #if defined(_BIT_FIELDS_HTOL)
618 			uint32_t res1_1:20;
619 			uint32_t head_h:12;
620 #elif defined(_BIT_FIELDS_LTOH)
621 			uint32_t head_h:12;
622 			uint32_t res1_1:20;
623 #endif
624 		} ldw;
625 #if !defined(_BIG_ENDIAN)
626 		uint32_t hdw;
627 #endif
628 	} bits;
629 } rbr_hdh_t, *p_rbr_hdh_t;
630 
631 #define	RBR_HDL_HEAD_L_SHIFT		2			/* bit 31:2 */
632 #define	RBR_HDL_HEAD_L_MASK		0x00000000FFFFFFFCULL
633 
634 typedef union _rbr_hdl_t {
635 	uint64_t value;
636 	struct {
637 #if defined(_BIG_ENDIAN)
638 		uint32_t hdw;
639 #endif
640 		struct {
641 #if defined(_BIT_FIELDS_HTOL)
642 			uint32_t head_l:30;
643 			uint32_t res2:2;
644 #elif defined(_BIT_FIELDS_LTOH)
645 			uint32_t res2:2;
646 			uint32_t head_l:30;
647 #endif
648 		} ldw;
649 #if !defined(_BIG_ENDIAN)
650 		uint32_t hdw;
651 #endif
652 	} bits;
653 } rbr_hdl_t, *p_rbr_hdl_t;
654 
655 /*
656  * Receive Completion Ring (RCR)
657  */
658 #define	RCR_PKT_BUF_ADDR_SHIFT		0			/* bit 37:0 */
659 #define	RCR_PKT_BUF_ADDR_SHIFT_FULL	6	/* fulll buffer address */
660 #define	RCR_PKT_BUF_ADDR_MASK		0x0000003FFFFFFFFFULL
661 #define	RCR_PKTBUFSZ_SHIFT		38			/* bit 39:38 */
662 #define	RCR_PKTBUFSZ_MASK		0x000000C000000000ULL
663 #define	RCR_L2_LEN_SHIFT		40			/* bit 39:38 */
664 #define	RCR_L2_LEN_MASK			0x003fff0000000000ULL
665 #define	RCR_DCF_ERROR_SHIFT		54			/* bit 54 */
666 #define	RCR_DCF_ERROR_MASK		0x0040000000000000ULL
667 #define	RCR_ERROR_SHIFT			55			/* bit 57:55 */
668 #define	RCR_ERROR_MASK			0x0380000000000000ULL
669 #define	RCR_PROMIS_SHIFT		58			/* bit 58 */
670 #define	RCR_PROMIS_MASK			0x0400000000000000ULL
671 #define	RCR_FRAG_SHIFT			59			/* bit 59 */
672 #define	RCR_FRAG_MASK			0x0800000000000000ULL
673 #define	RCR_ZERO_COPY_SHIFT		60			/* bit 60 */
674 #define	RCR_ZERO_COPY_MASK		0x1000000000000000ULL
675 #define	RCR_PKT_TYPE_SHIFT		61			/* bit 62:61 */
676 #define	RCR_PKT_TYPE_MASK		0x6000000000000000ULL
677 #define	RCR_MULTI_SHIFT			63			/* bit 63 */
678 #define	RCR_MULTI_MASK			0x8000000000000000ULL
679 
680 #define	RCR_PKTBUFSZ_0			0x00
681 #define	RCR_PKTBUFSZ_1			0x01
682 #define	RCR_PKTBUFSZ_2			0x02
683 #define	RCR_SINGLE_BLOCK		0x03
684 #define	RCR_N_PKTBUF_SZ			0x04
685 
686 #define	RCR_NO_ERROR			0x0
687 #define	RCR_L2_ERROR			0x1
688 #define	RCR_L4_CSUM_ERROR		0x3
689 #define	RCR_FFLP_SOFT_ERROR		0x4
690 #define	RCR_ZCP_SOFT_ERROR		0x5
691 #define	RCR_ERROR_RESERVE		0x6
692 #define	RCR_ERROR_RESERVE_END	0x7
693 
694 #define	RCR_PKT_TYPE_UDP		0x1
695 #define	RCR_PKT_TYPE_TCP		0x2
696 #define	RCR_PKT_TYPE_SCTP		0x3
697 #define	RCR_PKT_TYPE_OTHERS		0x0
698 #define	RCR_PKT_IS_TCP			0x2000000000000000ULL
699 #define	RCR_PKT_IS_UDP			0x4000000000000000ULL
700 #define	RCR_PKT_IS_SCTP			0x6000000000000000ULL
701 
702 
703 typedef union _rcr_entry_t {
704 	uint64_t value;
705 	struct {
706 #if defined(_BIG_ENDIAN)
707 		struct {
708 #if defined(_BIT_FIELDS_HTOL)
709 			uint32_t multi:1;
710 			uint32_t pkt_type:2;
711 			uint32_t zero_copy:1;
712 			uint32_t noport:1;
713 			uint32_t promis:1;
714 			uint32_t error:3;
715 			uint32_t dcf_err:1;
716 			uint32_t l2_len:14;
717 			uint32_t pktbufsz:2;
718 			uint32_t pkt_buf_addr:6;
719 #elif defined(_BIT_FIELDS_LTOH)
720 			uint32_t pkt_buf_addr:6;
721 			uint32_t pktbufsz:2;
722 			uint32_t l2_len:14;
723 			uint32_t dcf_err:1;
724 			uint32_t error:3;
725 			uint32_t promis:1;
726 			uint32_t noport:1;
727 			uint32_t zero_copy:1;
728 			uint32_t pkt_type:2;
729 			uint32_t multi:1;
730 #endif
731 		} hdw;
732 #endif
733 		struct {
734 #if defined(_BIT_FIELDS_HTOL)
735 			uint32_t pkt_buf_addr:32;
736 #elif defined(_BIT_FIELDS_LTOH)
737 			uint32_t pkt_buf_addr:32;
738 #endif
739 		} ldw;
740 #if !defined(_BIG_ENDIAN)
741 		struct {
742 #if defined(_BIT_FIELDS_HTOL)
743 			uint32_t multi:1;
744 			uint32_t pkt_type:2;
745 			uint32_t zero_copy:1;
746 			uint32_t noport:1;
747 			uint32_t promis:1;
748 			uint32_t error:3;
749 			uint32_t dcf_err:1;
750 			uint32_t l2_len:14;
751 			uint32_t pktbufsz:2;
752 			uint32_t pkt_buf_addr:6;
753 #elif defined(_BIT_FIELDS_LTOH)
754 			uint32_t pkt_buf_addr:6;
755 			uint32_t pktbufsz:2;
756 			uint32_t l2_len:14;
757 			uint32_t dcf_err:1;
758 			uint32_t error:3;
759 			uint32_t promis:1;
760 			uint32_t noport:1;
761 			uint32_t zero_copy:1;
762 			uint32_t pkt_type:2;
763 			uint32_t multi:1;
764 #endif
765 		} hdw;
766 #endif
767 	} bits;
768 } rcr_entry_t, *p_rcr_entry_t;
769 
770 /*
771  * Receive Completion Ring Configuration.
772  * (for each DMA channel)
773  */
774 #define	RCRCFIG_A_REG			(DMC + 0x00040)
775 #define	RCRCFIG_B_REG			(DMC + 0x00048)
776 #define	RCRSTAT_A_REG			(DMC + 0x00050)
777 #define	RCRSTAT_B_REG			(DMC + 0x00058)
778 #define	RCRSTAT_C_REG			(DMC + 0x00060)
779 #define	RX_DMA_ENT_MSK_REG		(DMC + 0x00068)
780 #define	RX_DMA_CTL_STAT_REG		(DMC + 0x00070)
781 #define	RCR_FLSH_REG			(DMC + 0x00078)
782 #if OLD
783 #define	RX_DMA_LOGA_REG			(DMC + 0x00080)
784 #define	RX_DMA_LOGB_REG			(DMC + 0x00088)
785 #endif
786 #define	RX_DMA_CTL_STAT_DBG_REG		(DMC + 0x00098)
787 
788 /* (DMC + 0x00050) */
789 #define	RCRCFIG_A_STADDR_SHIFT		6	/* bit 18:6 */
790 #define	RCRCFIG_A_STADDR_MASK		0x000000000007FFC0ULL
791 #define	RCRCFIG_A_STADDR_BASE_SHIF	19	/* bit 43:19 */
792 #define	RCRCFIG_A_STADDR_BASE_MASK	0x00000FFFFFF80000ULL
793 #define	RCRCFIG_A_LEN_SHIF		48	/* bit 63:48 */
794 #define	RCRCFIG_A_LEN__MASK		0xFFFF000000000000ULL
795 
796 /* (DMC + 0x00058) */
797 #define	RCRCFIG_B_TIMEOUT_SHIFT		0		/* bit 5:0 */
798 #define	RCRCFIG_B_TIMEOUT_MASK		0x000000000000003FULL
799 #define	RCRCFIG_B_ENTOUT_SHIFT		15		/* bit  15 */
800 #define	RCRCFIG_B_TIMEOUT		0x0000000000008000ULL
801 #define	RCRCFIG_B_PTHRES_SHIFT		16		/* bit 31:16 */
802 #define	RCRCFIG_B_PTHRES_MASK		0x00000000FFFF0000ULL
803 
804 /* (DMC + 0x00060) */
805 #define	RCRSTAT_A_QLEN_SHIFT		0		/* bit 15:0 */
806 #define	RCRSTAT_A_QLEN_MASK		0x000000000000FFFFULL
807 #define	RCRSTAT_A_PKT_OFL_SHIFT		16		/* bit 16 */
808 #define	RCRSTAT_A_PKT_OFL_MASK		0x0000000000010000ULL
809 #define	RCRSTAT_A_ENT_OFL_SHIFT		17		/* bit 17 */
810 #define	RCRSTAT_A_ENT_QFL_MASK		0x0000000000020000ULL
811 
812 #define	RCRSTAT_C_TLPTR_H_SHIFT		0		/* bit 11:0 */
813 #define	RCRSTAT_C_TLPTR_H_MASK		0x0000000000000FFFULL
814 
815 #define	RCRSTAT_D_TLPTR_L_SHIFT		3		/* bit 31:3 */
816 #define	RCRSTAT_D_TLPTR_L_MASK		0x00000000FFFFFFF8ULL
817 
818 /* Receive DMA Interrupt Behavior: Event Mask  (DMC + 0x00068) */
819 #define	RX_DMA_ENT_MSK_CFIGLOGPGE_SHIFT	0		/* bit 0: 0 to flag */
820 #define	RX_DMA_ENT_MSK_CFIGLOGPGE_MASK	0x0000000000000001ULL
821 #define	RX_DMA_ENT_MSK_RBRLOGPGE_SHIFT	1		/* bit 1: 0 to flag */
822 #define	RX_DMA_ENT_MSK_RBRLOGPGE_MASK	0x0000000000000002ULL
823 #define	RX_DMA_ENT_MSK_RBRFULL_SHIFT	2		/* bit 2: 0 to flag */
824 #define	RX_DMA_ENT_MSK_RBRFULL_MASK	0x0000000000000004ULL
825 #define	RX_DMA_ENT_MSK_RBREMPTY_SHIFT	3		/* bit 3: 0 to flag */
826 #define	RX_DMA_ENT_MSK_RBREMPTY_MASK	0x0000000000000008ULL
827 #define	RX_DMA_ENT_MSK_RCRFULL_SHIFT	4		/* bit 4: 0 to flag */
828 #define	RX_DMA_ENT_MSK_RCRFULL_MASK	0x0000000000000010ULL
829 #define	RX_DMA_ENT_MSK_RCRINCON_SHIFT	5		/* bit 5: 0 to flag */
830 #define	RX_DMA_ENT_MSK_RCRINCON_MASK	0x0000000000000020ULL
831 #define	RX_DMA_ENT_MSK_CONFIG_ERR_SHIFT	6		/* bit 6: 0 to flag */
832 #define	RX_DMA_ENT_MSK_CONFIG_ERR_MASK	0x0000000000000040ULL
833 #define	RX_DMA_ENT_MSK_RCRSH_FULL_SHIFT	7		/* bit 7: 0 to flag */
834 #define	RX_DMA_ENT_MSK_RCRSH_FULL_MASK	0x0000000000000080ULL
835 #define	RX_DMA_ENT_MSK_RBR_PRE_EMPTY_SHIFT	8	/* bit 8: 0 to flag */
836 #define	RX_DMA_ENT_MSK_RBR_PRE_EMPTY_MASK	0x0000000000000100ULL
837 #define	RX_DMA_ENT_MSK_WRED_DROP_SHIFT	9		/* bit 9: 0 to flag */
838 #define	RX_DMA_ENT_MSK_WRED_DROP_MASK	0x0000000000000200ULL
839 #define	RX_DMA_ENT_MSK_PTDROP_PKT_SHIFT	10		/* bit 10: 0 to flag */
840 #define	RX_DMA_ENT_MSK_PTDROP_PKT_MASK	0x0000000000000400ULL
841 #define	RX_DMA_ENT_MSK_RBR_PRE_PAR_SHIFT	11	/* bit 11: 0 to flag */
842 #define	RX_DMA_ENT_MSK_RBR_PRE_PAR_MASK	0x0000000000000800ULL
843 #define	RX_DMA_ENT_MSK_RCR_SHA_PAR_SHIFT	12	/* bit 12: 0 to flag */
844 #define	RX_DMA_ENT_MSK_RCR_SHA_PAR_MASK	0x0000000000001000ULL
845 #define	RX_DMA_ENT_MSK_RCRTO_SHIFT	13		/* bit 13: 0 to flag */
846 #define	RX_DMA_ENT_MSK_RCRTO_MASK	0x0000000000002000ULL
847 #define	RX_DMA_ENT_MSK_THRES_SHIFT	14		/* bit 14: 0 to flag */
848 #define	RX_DMA_ENT_MSK_THRES_MASK	0x0000000000004000ULL
849 #define	RX_DMA_ENT_MSK_DC_FIFO_ERR_SHIFT	16	/* bit 16: 0 to flag */
850 #define	RX_DMA_ENT_MSK_DC_FIFO_ERR_MASK	0x0000000000010000ULL
851 #define	RX_DMA_ENT_MSK_RCR_ACK_ERR_SHIFT	17	/* bit 17: 0 to flag */
852 #define	RX_DMA_ENT_MSK_RCR_ACK_ERR_MASK	0x0000000000020000ULL
853 #define	RX_DMA_ENT_MSK_RSP_DAT_ERR_SHIFT	18	/* bit 18: 0 to flag */
854 #define	RX_DMA_ENT_MSK_RSP_DAT_ERR_MASK	0x0000000000040000ULL
855 #define	RX_DMA_ENT_MSK_BYTE_EN_BUS_SHIFT	19	/* bit 19: 0 to flag */
856 #define	RX_DMA_ENT_MSK_BYTE_EN_BUS_MASK	0x0000000000080000ULL
857 #define	RX_DMA_ENT_MSK_RSP_CNT_ERR_SHIFT	20	/* bit 20: 0 to flag */
858 #define	RX_DMA_ENT_MSK_RSP_CNT_ERR_MASK	0x0000000000100000ULL
859 #define	RX_DMA_ENT_MSK_RBR_TMOUT_SHIFT	21		/* bit 21: 0 to flag */
860 #define	RX_DMA_ENT_MSK_RBR_TMOUT_MASK	0x0000000000200000ULL
861 #define	RX_DMA_ENT_MSK_ALL	(RX_DMA_ENT_MSK_CFIGLOGPGE_MASK |	\
862 				RX_DMA_ENT_MSK_RBRLOGPGE_MASK |	\
863 				RX_DMA_ENT_MSK_RBRFULL_MASK |		\
864 				RX_DMA_ENT_MSK_RBREMPTY_MASK |		\
865 				RX_DMA_ENT_MSK_RCRFULL_MASK |		\
866 				RX_DMA_ENT_MSK_RCRINCON_MASK |		\
867 				RX_DMA_ENT_MSK_CONFIG_ERR_MASK |	\
868 				RX_DMA_ENT_MSK_RCRSH_FULL_MASK |	\
869 				RX_DMA_ENT_MSK_RBR_PRE_EMPTY_MASK |	\
870 				RX_DMA_ENT_MSK_WRED_DROP_MASK |	\
871 				RX_DMA_ENT_MSK_PTDROP_PKT_MASK |	\
872 				RX_DMA_ENT_MSK_PTDROP_PKT_MASK |	\
873 				RX_DMA_ENT_MSK_RBR_PRE_PAR_MASK |	\
874 				RX_DMA_ENT_MSK_RCR_SHA_PAR_MASK |	\
875 				RX_DMA_ENT_MSK_RCRTO_MASK |		\
876 				RX_DMA_ENT_MSK_THRES_MASK |		\
877 				RX_DMA_ENT_MSK_DC_FIFO_ERR_MASK |	\
878 				RX_DMA_ENT_MSK_RCR_ACK_ERR_MASK |	\
879 				RX_DMA_ENT_MSK_RSP_DAT_ERR_MASK |	\
880 				RX_DMA_ENT_MSK_BYTE_EN_BUS_MASK |	\
881 				RX_DMA_ENT_MSK_RSP_CNT_ERR_MASK |	\
882 				RX_DMA_ENT_MSK_RBR_TMOUT_MASK)
883 
884 /* Receive DMA Control and Status  (DMC + 0x00070) */
885 #define	RX_DMA_CTL_STAT_PKTREAD_SHIFT	0	/* WO, bit 15:0 */
886 #define	RX_DMA_CTL_STAT_PKTREAD_MASK	0x000000000000ffffULL
887 #define	RX_DMA_CTL_STAT_PTRREAD_SHIFT	16	/* WO, bit 31:16 */
888 #define	RX_DMA_CTL_STAT_PTRREAD_MASK	0x00000000FFFF0000ULL
889 #define	RX_DMA_CTL_STAT_CFIGLOGPG_SHIFT 32	/* RO, bit 32 */
890 #define	RX_DMA_CTL_STAT_CFIGLOGPG	0x0000000100000000ULL
891 #define	RX_DMA_CTL_STAT_CFIGLOGPG_MASK	0x0000000100000000ULL
892 #define	RX_DMA_CTL_STAT_RBRLOGPG_SHIFT	33	/* RO, bit 33 */
893 #define	RX_DMA_CTL_STAT_RBRLOGPG	0x0000000200000000ULL
894 #define	RX_DMA_CTL_STAT_RBRLOGPG_MASK	0x0000000200000000ULL
895 #define	RX_DMA_CTL_STAT_RBRFULL_SHIFT	34	/* RO, bit 34 */
896 #define	RX_DMA_CTL_STAT_RBRFULL		0x0000000400000000ULL
897 #define	RX_DMA_CTL_STAT_RBRFULL_MASK	0x0000000400000000ULL
898 #define	RX_DMA_CTL_STAT_RBREMPTY_SHIFT	35	/* RW1C, bit 35 */
899 #define	RX_DMA_CTL_STAT_RBREMPTY	0x0000000800000000ULL
900 #define	RX_DMA_CTL_STAT_RBREMPTY_MASK	0x0000000800000000ULL
901 #define	RX_DMA_CTL_STAT_RCRFULL_SHIFT	36	/* RW1C, bit 36 */
902 #define	RX_DMA_CTL_STAT_RCRFULL		0x0000001000000000ULL
903 #define	RX_DMA_CTL_STAT_RCRFULL_MASK	0x0000001000000000ULL
904 #define	RX_DMA_CTL_STAT_RCRINCON_SHIFT	37	/* RO, bit 37 */
905 #define	RX_DMA_CTL_STAT_RCRINCON	0x0000002000000000ULL
906 #define	RX_DMA_CTL_STAT_RCRINCON_MASK	0x0000002000000000ULL
907 #define	RX_DMA_CTL_STAT_CONFIG_ERR_SHIFT 38	/* RO, bit 38 */
908 #define	RX_DMA_CTL_STAT_CONFIG_ERR	0x0000004000000000ULL
909 #define	RX_DMA_CTL_STAT_CONFIG_ERR_MASK	0x0000004000000000ULL
910 #define	RX_DMA_CTL_STAT_RCR_SHDW_FULL_SHIFT 39	/* RO, bit 39 */
911 #define	RX_DMA_CTL_STAT_RCR_SHDW_FULL 0x0000008000000000ULL
912 #define	RX_DMA_CTL_STAT_RCR_SHDW_FULL_MASK 0x0000008000000000ULL
913 #define	RX_DMA_CTL_STAT_RBR_PRE_EMTY_MASK  0x0000010000000000ULL
914 #define	RX_DMA_CTL_STAT_RBR_PRE_EMTY_SHIFT 40	/* RO, bit 40 */
915 #define	RX_DMA_CTL_STAT_RBR_PRE_EMTY 0x0000010000000000ULL
916 #define	RX_DMA_CTL_STAT_RBR_PRE_EMTY_MASK  0x0000010000000000ULL
917 #define	RX_DMA_CTL_STAT_WRED_DROP_SHIFT 41	/* RO, bit 41 */
918 #define	RX_DMA_CTL_STAT_WRED_DROP 0x0000020000000000ULL
919 #define	RX_DMA_CTL_STAT_WRED_DROP_MASK  0x0000020000000000ULL
920 #define	RX_DMA_CTL_STAT_PORT_DROP_PKT_SHIFT 42	/* RO, bit 42 */
921 #define	RX_DMA_CTL_STAT_PORT_DROP_PKT 0x0000040000000000ULL
922 #define	RX_DMA_CTL_STAT_PORT_DROP_PKT_MASK  0x0000040000000000ULL
923 #define	RX_DMA_CTL_STAT_RBR_PRE_PAR_SHIFT 43	/* RO, bit 43 */
924 #define	RX_DMA_CTL_STAT_RBR_PRE_PAR 0x0000080000000000ULL
925 #define	RX_DMA_CTL_STAT_RBR_PRE_PAR_MASK  0x0000080000000000ULL
926 #define	RX_DMA_CTL_STAT_RCR_SHA_PAR_SHIFT 44	/* RO, bit 44 */
927 #define	RX_DMA_CTL_STAT_RCR_SHA_PAR 0x0000100000000000ULL
928 #define	RX_DMA_CTL_STAT_RCR_SHA_PAR_MASK  0x0000100000000000ULL
929 #define	RX_DMA_CTL_STAT_RCRTO_SHIFT	45	/* RW1C, bit 45 */
930 #define	RX_DMA_CTL_STAT_RCRTO		0x0000200000000000ULL
931 #define	RX_DMA_CTL_STAT_RCRTO_MASK	0x0000200000000000ULL
932 #define	RX_DMA_CTL_STAT_RCRTHRES_SHIFT	46	/* RO, bit 46 */
933 #define	RX_DMA_CTL_STAT_RCRTHRES	0x0000400000000000ULL
934 #define	RX_DMA_CTL_STAT_RCRTHRES_MASK	0x0000400000000000ULL
935 #define	RX_DMA_CTL_STAT_MEX_SHIFT	47	/* RW, bit 47 */
936 #define	RX_DMA_CTL_STAT_MEX		0x0000800000000000ULL
937 #define	RX_DMA_CTL_STAT_MEX_MASK	0x0000800000000000ULL
938 #define	RX_DMA_CTL_STAT_DC_FIFO_ERR_SHIFT	48	/* RW1C, bit 48 */
939 #define	RX_DMA_CTL_STAT_DC_FIFO_ERR		0x0001000000000000ULL
940 #define	RX_DMA_CTL_STAT_DC_FIFO_ERR_MASK	0x0001000000000000ULL
941 #define	RX_DMA_CTL_STAT_RCR_ACK_ERR_SHIFT	49	/* RO, bit 49 */
942 #define	RX_DMA_CTL_STAT_RCR_ACK_ERR		0x0002000000000000ULL
943 #define	RX_DMA_CTL_STAT_RCR_ACK_ERR_MASK	0x0002000000000000ULL
944 #define	RX_DMA_CTL_STAT_RSP_DAT_ERR_SHIFT	50	/* RO, bit 50 */
945 #define	RX_DMA_CTL_STAT_RSP_DAT_ERR		0x0004000000000000ULL
946 #define	RX_DMA_CTL_STAT_RSP_DAT_ERR_MASK	0x0004000000000000ULL
947 
948 #define	RX_DMA_CTL_STAT_BYTE_EN_BUS_SHIFT	51	/* RO, bit 51 */
949 #define	RX_DMA_CTL_STAT_BYTE_EN_BUS		0x0008000000000000ULL
950 #define	RX_DMA_CTL_STAT_BYTE_EN_BUS_MASK	0x0008000000000000ULL
951 
952 #define	RX_DMA_CTL_STAT_RSP_CNT_ERR_SHIFT	52	/* RO, bit 52 */
953 #define	RX_DMA_CTL_STAT_RSP_CNT_ERR		0x0010000000000000ULL
954 #define	RX_DMA_CTL_STAT_RSP_CNT_ERR_MASK	0x0010000000000000ULL
955 
956 #define	RX_DMA_CTL_STAT_RBR_TMOUT_SHIFT	53	/* RO, bit 53 */
957 #define	RX_DMA_CTL_STAT_RBR_TMOUT		0x0020000000000000ULL
958 #define	RX_DMA_CTL_STAT_RBR_TMOUT_MASK	0x0020000000000000ULL
959 #define	RX_DMA_CTRL_STAT_ENT_MASK_SHIFT 32
960 #define	RX_DMA_CTL_STAT_ERROR 			(RX_DMA_ENT_MSK_ALL << \
961 						RX_DMA_CTRL_STAT_ENT_MASK_SHIFT)
962 
963 /* the following are write 1 to clear bits */
964 #define	RX_DMA_CTL_STAT_WR1C	RX_DMA_CTL_STAT_RBREMPTY | \
965 				RX_DMA_CTL_STAT_RCR_SHDW_FULL | \
966 				RX_DMA_CTL_STAT_RBR_PRE_EMTY | \
967 				RX_DMA_CTL_STAT_WRED_DROP | \
968 				RX_DMA_CTL_STAT_PORT_DROP_PKT | \
969 				RX_DMA_CTL_STAT_RCRTO | \
970 				RX_DMA_CTL_STAT_RCRTHRES | \
971 				RX_DMA_CTL_STAT_DC_FIFO_ERR
972 
973 /* Receive DMA Interrupt Behavior: Force an update to RCR  (DMC + 0x00078 */
974 #define	RCR_FLSH_SHIFT			0	/* RW, bit 0:0 */
975 #define	RCR_FLSH_SET			0x0000000000000001ULL
976 #define	RCR_FLSH_MASK			0x0000000000000001ULL
977 
978 /* Receive DMA Interrupt Behavior: the first error log  (DMC + 0x00080 */
979 #define	RX_DMA_LOGA_ADDR_SHIFT		0	/* RO, bit 11:0 */
980 #define	RX_DMA_LOGA_ADDR		0x0000000000000FFFULL
981 #define	RX_DMA_LOGA_ADDR_MASK		0x0000000000000FFFULL
982 #define	RX_DMA_LOGA_TYPE_SHIFT		28	/* RO, bit 30:28 */
983 #define	RX_DMA_LOGA_TYPE		0x0000000070000000ULL
984 #define	RX_DMA_LOGA_TYPE_MASK		0x0000000070000FFFULL
985 #define	RX_DMA_LOGA_MULTI_SHIFT		28	/* RO, bit 30:28 */
986 #define	RX_DMA_LOGA_MULTI		0x0000000080000000ULL
987 #define	RX_DMA_LOGA_MULTI_MASK		0x0000000080000FFFULL
988 
989 /* Receive DMA Interrupt Behavior: the first error log  (DMC + 0x00088 */
990 #define	RX_DMA_LOGA_ADDR_L_SHIFT	0	/* RO, bit 31:0 */
991 #define	RX_DMA_LOGA_ADDRL_L		0x00000000FFFFFFFFULL
992 #define	RX_DMA_LOGA_ADDR_LMASK		0x00000000FFFFFFFFULL
993 
994 typedef union _rcrcfig_a_t {
995 	uint64_t value;
996 	struct {
997 #if defined(_BIG_ENDIAN)
998 		struct {
999 #if defined(_BIT_FIELDS_HTOL)
1000 			uint32_t len:16;
1001 			uint32_t res1:4;
1002 			uint32_t staddr_base:12;
1003 #elif defined(_BIT_FIELDS_LTOH)
1004 			uint32_t staddr_base:12;
1005 			uint32_t res1:4;
1006 			uint32_t len:16;
1007 #endif
1008 		} hdw;
1009 #endif
1010 		struct {
1011 #if defined(_BIT_FIELDS_HTOL)
1012 			uint32_t staddr_base:13;
1013 			uint32_t staddr:13;
1014 			uint32_t res2:6;
1015 #elif defined(_BIT_FIELDS_LTOH)
1016 			uint32_t res2:6;
1017 			uint32_t staddr:13;
1018 			uint32_t staddr_base:13;
1019 #endif
1020 		} ldw;
1021 #if !defined(_BIG_ENDIAN)
1022 		struct {
1023 #if defined(_BIT_FIELDS_HTOL)
1024 			uint32_t len:16;
1025 			uint32_t res1:4;
1026 			uint32_t staddr_base:12;
1027 #elif defined(_BIT_FIELDS_LTOH)
1028 			uint32_t staddr_base:12;
1029 			uint32_t res1:4;
1030 			uint32_t len:16;
1031 #endif
1032 		} hdw;
1033 #endif
1034 	} bits;
1035 } rcrcfig_a_t, *p_rcrcfig_a_t;
1036 
1037 
1038 typedef union _rcrcfig_b_t {
1039 	uint64_t value;
1040 	struct {
1041 #if defined(_BIG_ENDIAN)
1042 		uint32_t hdw;
1043 #endif
1044 		struct {
1045 #if defined(_BIT_FIELDS_HTOL)
1046 			uint32_t pthres:16;
1047 			uint32_t entout:1;
1048 			uint32_t res1:9;
1049 			uint32_t timeout:6;
1050 #elif defined(_BIT_FIELDS_LTOH)
1051 			uint32_t timeout:6;
1052 			uint32_t res1:9;
1053 			uint32_t entout:1;
1054 			uint32_t pthres:16;
1055 #endif
1056 		} ldw;
1057 #if !defined(_BIG_ENDIAN)
1058 		uint32_t hdw;
1059 #endif
1060 	} bits;
1061 } rcrcfig_b_t, *p_rcrcfig_b_t;
1062 
1063 
1064 typedef union _rcrstat_a_t {
1065 	uint64_t value;
1066 	struct {
1067 #if defined(_BIG_ENDIAN)
1068 		uint32_t hdw;
1069 #endif
1070 		struct {
1071 #if defined(_BIT_FIELDS_HTOL)
1072 			uint32_t res1:16;
1073 			uint32_t qlen:16;
1074 #elif defined(_BIT_FIELDS_LTOH)
1075 			uint32_t qlen:16;
1076 			uint32_t res1:16;
1077 #endif
1078 		} ldw;
1079 #if !defined(_BIG_ENDIAN)
1080 		uint32_t hdw;
1081 #endif
1082 	} bits;
1083 } rcrstat_a_t, *p_rcrstat_a_t;
1084 
1085 
1086 typedef union _rcrstat_b_t {
1087 	uint64_t value;
1088 	struct {
1089 #if defined(_BIG_ENDIAN)
1090 		uint32_t hdw;
1091 #endif
1092 		struct {
1093 #if defined(_BIT_FIELDS_HTOL)
1094 			uint32_t res1:20;
1095 			uint32_t tlptr_h:12;
1096 #elif defined(_BIT_FIELDS_LTOH)
1097 			uint32_t tlptr_h:12;
1098 			uint32_t res1:20;
1099 #endif
1100 		} ldw;
1101 #if !defined(_BIG_ENDIAN)
1102 		uint32_t hdw;
1103 #endif
1104 	} bits;
1105 } rcrstat_b_t, *p_rcrstat_b_t;
1106 
1107 
1108 typedef union _rcrstat_c_t {
1109 	uint64_t value;
1110 	struct {
1111 #if defined(_BIG_ENDIAN)
1112 		uint32_t hdw;
1113 #endif
1114 		struct {
1115 #if defined(_BIT_FIELDS_HTOL)
1116 			uint32_t tlptr_l:29;
1117 			uint32_t res1:3;
1118 #elif defined(_BIT_FIELDS_LTOH)
1119 			uint32_t res1:3;
1120 			uint32_t tlptr_l:29;
1121 #endif
1122 		} ldw;
1123 #if !defined(_BIG_ENDIAN)
1124 		uint32_t hdw;
1125 #endif
1126 	} bits;
1127 } rcrstat_c_t, *p_rcrstat_c_t;
1128 
1129 
1130 /* Receive DMA Event Mask */
1131 typedef union _rx_dma_ent_msk_t {
1132 	uint64_t value;
1133 	struct {
1134 #if defined(_BIG_ENDIAN)
1135 		uint32_t hdw;
1136 #endif
1137 		struct {
1138 #if defined(_BIT_FIELDS_HTOL)
1139 			uint32_t rsrvd2:10;
1140 			uint32_t rbr_tmout:1;
1141 			uint32_t rsp_cnt_err:1;
1142 			uint32_t byte_en_bus:1;
1143 			uint32_t rsp_dat_err:1;
1144 			uint32_t rcr_ack_err:1;
1145 			uint32_t dc_fifo_err:1;
1146 			uint32_t rsrvd:1;
1147 			uint32_t rcrthres:1;
1148 			uint32_t rcrto:1;
1149 			uint32_t rcr_sha_par:1;
1150 			uint32_t rbr_pre_par:1;
1151 			uint32_t port_drop_pkt:1;
1152 			uint32_t wred_drop:1;
1153 			uint32_t rbr_pre_empty:1;
1154 			uint32_t rcr_shadow_full:1;
1155 			uint32_t config_err:1;
1156 			uint32_t rcrincon:1;
1157 			uint32_t rcrfull:1;
1158 			uint32_t rbr_empty:1;
1159 			uint32_t rbrfull:1;
1160 			uint32_t rbrlogpage:1;
1161 			uint32_t cfiglogpage:1;
1162 #elif defined(_BIT_FIELDS_LTOH)
1163 			uint32_t cfiglogpage:1;
1164 			uint32_t rbrlogpage:1;
1165 			uint32_t rbrfull:1;
1166 			uint32_t rbr_empty:1;
1167 			uint32_t rcrfull:1;
1168 			uint32_t rcrincon:1;
1169 			uint32_t config_err:1;
1170 			uint32_t rcr_shadow_full:1;
1171 			uint32_t rbr_pre_empty:1;
1172 			uint32_t wred_drop:1;
1173 			uint32_t port_drop_pkt:1;
1174 			uint32_t rbr_pre_par:1;
1175 			uint32_t rcr_sha_par:1;
1176 			uint32_t rcrto:1;
1177 			uint32_t rcrthres:1;
1178 			uint32_t rsrvd:1;
1179 			uint32_t dc_fifo_err:1;
1180 			uint32_t rcr_ack_err:1;
1181 			uint32_t rsp_dat_err:1;
1182 			uint32_t byte_en_bus:1;
1183 			uint32_t rsp_cnt_err:1;
1184 			uint32_t rbr_tmout:1;
1185 			uint32_t rsrvd2:10;
1186 #endif
1187 		} ldw;
1188 #if !defined(_BIG_ENDIAN)
1189 		uint32_t hdw;
1190 #endif
1191 	} bits;
1192 } rx_dma_ent_msk_t, *p_rx_dma_ent_msk_t;
1193 
1194 
1195 /* Receive DMA Control and Status */
1196 typedef union _rx_dma_ctl_stat_t {
1197 	uint64_t value;
1198 	struct {
1199 #if defined(_BIG_ENDIAN)
1200 		struct {
1201 #if defined(_BIT_FIELDS_HTOL)
1202 			uint32_t rsrvd:10;
1203 			uint32_t rbr_tmout:1;
1204 			uint32_t rsp_cnt_err:1;
1205 			uint32_t byte_en_bus:1;
1206 			uint32_t rsp_dat_err:1;
1207 			uint32_t rcr_ack_err:1;
1208 			uint32_t dc_fifo_err:1;
1209 			uint32_t mex:1;
1210 			uint32_t rcrthres:1;
1211 			uint32_t rcrto:1;
1212 			uint32_t rcr_sha_par:1;
1213 			uint32_t rbr_pre_par:1;
1214 			uint32_t port_drop_pkt:1;
1215 			uint32_t wred_drop:1;
1216 			uint32_t rbr_pre_empty:1;
1217 			uint32_t rcr_shadow_full:1;
1218 			uint32_t config_err:1;
1219 			uint32_t rcrincon:1;
1220 			uint32_t rcrfull:1;
1221 			uint32_t rbr_empty:1;
1222 			uint32_t rbrfull:1;
1223 			uint32_t rbrlogpage:1;
1224 			uint32_t cfiglogpage:1;
1225 #elif defined(_BIT_FIELDS_LTOH)
1226 			uint32_t cfiglogpage:1;
1227 			uint32_t rbrlogpage:1;
1228 			uint32_t rbrfull:1;
1229 			uint32_t rbr_empty:1;
1230 			uint32_t rcrfull:1;
1231 			uint32_t rcrincon:1;
1232 			uint32_t config_err:1;
1233 			uint32_t rcr_shadow_full:1;
1234 			uint32_t rbr_pre_empty:1;
1235 			uint32_t wred_drop:1;
1236 			uint32_t port_drop_pkt:1;
1237 			uint32_t rbr_pre_par:1;
1238 			uint32_t rcr_sha_par:1;
1239 			uint32_t rcrto:1;
1240 			uint32_t rcrthres:1;
1241 			uint32_t mex:1;
1242 			uint32_t dc_fifo_err:1;
1243 			uint32_t rcr_ack_err:1;
1244 			uint32_t rsp_dat_err:1;
1245 			uint32_t byte_en_bus:1;
1246 			uint32_t rsp_cnt_err:1;
1247 			uint32_t rbr_tmout:1;
1248 			uint32_t rsrvd:10;
1249 #endif
1250 		} hdw;
1251 
1252 #endif
1253 		struct {
1254 #if defined(_BIT_FIELDS_HTOL)
1255 			uint32_t ptrread:16;
1256 			uint32_t pktread:16;
1257 #elif defined(_BIT_FIELDS_LTOH)
1258 			uint32_t pktread:16;
1259 			uint32_t ptrread:16;
1260 
1261 #endif
1262 		} ldw;
1263 #if !defined(_BIG_ENDIAN)
1264 		struct {
1265 #if defined(_BIT_FIELDS_HTOL)
1266 			uint32_t rsrvd:10;
1267 			uint32_t rbr_tmout:1;
1268 			uint32_t rsp_cnt_err:1;
1269 			uint32_t byte_en_bus:1;
1270 			uint32_t rsp_dat_err:1;
1271 			uint32_t rcr_ack_err:1;
1272 			uint32_t dc_fifo_err:1;
1273 			uint32_t mex:1;
1274 			uint32_t rcrthres:1;
1275 			uint32_t rcrto:1;
1276 			uint32_t rcr_sha_par:1;
1277 			uint32_t rbr_pre_par:1;
1278 			uint32_t port_drop_pkt:1;
1279 			uint32_t wred_drop:1;
1280 			uint32_t rbr_pre_empty:1;
1281 			uint32_t rcr_shadow_full:1;
1282 			uint32_t config_err:1;
1283 			uint32_t rcrincon:1;
1284 			uint32_t rcrfull:1;
1285 			uint32_t rbr_empty:1;
1286 			uint32_t rbrfull:1;
1287 			uint32_t rbrlogpage:1;
1288 			uint32_t cfiglogpage:1;
1289 #elif defined(_BIT_FIELDS_LTOH)
1290 			uint32_t cfiglogpage:1;
1291 			uint32_t rbrlogpage:1;
1292 			uint32_t rbrfull:1;
1293 			uint32_t rbr_empty:1;
1294 			uint32_t rcrfull:1;
1295 			uint32_t rcrincon:1;
1296 			uint32_t config_err:1;
1297 			uint32_t rcr_shadow_full:1;
1298 			uint32_t rbr_pre_empty:1;
1299 			uint32_t wred_drop:1;
1300 			uint32_t port_drop_pkt:1;
1301 			uint32_t rbr_pre_par:1;
1302 			uint32_t rcr_sha_par:1;
1303 			uint32_t rcrto:1;
1304 			uint32_t rcrthres:1;
1305 			uint32_t mex:1;
1306 			uint32_t dc_fifo_err:1;
1307 			uint32_t rcr_ack_err:1;
1308 			uint32_t rsp_dat_err:1;
1309 			uint32_t byte_en_bus:1;
1310 			uint32_t rsp_cnt_err:1;
1311 			uint32_t rbr_tmout:1;
1312 			uint32_t rsrvd:10;
1313 #endif
1314 		} hdw;
1315 #endif
1316 	} bits;
1317 } rx_dma_ctl_stat_t, *p_rx_dma_ctl_stat_t;
1318 
1319 typedef union _rcr_flsh_t {
1320 	uint64_t value;
1321 	struct {
1322 #if defined(_BIG_ENDIAN)
1323 		uint32_t hdw;
1324 #endif
1325 		struct {
1326 #if defined(_BIT_FIELDS_HTOL)
1327 			uint32_t res1_1:31;
1328 			uint32_t flsh:1;
1329 #elif defined(_BIT_FIELDS_LTOH)
1330 			uint32_t flsh:1;
1331 			uint32_t res1_1:31;
1332 #endif
1333 		} ldw;
1334 #if !defined(_BIG_ENDIAN)
1335 		uint32_t hdw;
1336 #endif
1337 	} bits;
1338 } rcr_flsh_t, *p_rcr_flsh_t;
1339 
1340 
1341 typedef union _rx_dma_loga_t {
1342 	uint64_t value;
1343 	struct {
1344 #if defined(_BIG_ENDIAN)
1345 		uint32_t hdw;
1346 #endif
1347 		struct {
1348 #if defined(_BIT_FIELDS_HTOL)
1349 			uint32_t multi:1;
1350 			uint32_t type:3;
1351 			uint32_t res1:16;
1352 			uint32_t addr:12;
1353 #elif defined(_BIT_FIELDS_LTOH)
1354 			uint32_t addr:12;
1355 			uint32_t res1:16;
1356 			uint32_t type:3;
1357 			uint32_t multi:1;
1358 #endif
1359 		} ldw;
1360 #if !defined(_BIG_ENDIAN)
1361 		uint32_t hdw;
1362 #endif
1363 	} bits;
1364 } rx_dma_loga_t, *p_rx_dma_loga_t;
1365 
1366 
1367 typedef union _rx_dma_logb_t {
1368 	uint64_t value;
1369 	struct {
1370 #if defined(_BIG_ENDIAN)
1371 		uint32_t hdw;
1372 #endif
1373 		struct {
1374 #if defined(_BIT_FIELDS_HTOL)
1375 			uint32_t addr_l:32;
1376 #elif defined(_BIT_FIELDS_LTOH)
1377 			uint32_t addr_l:32;
1378 #endif
1379 		} ldw;
1380 #if !defined(_BIG_ENDIAN)
1381 		uint32_t hdw;
1382 #endif
1383 	} bits;
1384 } rx_dma_logb_t, *p_rx_dma_logb_t;
1385 
1386 
1387 #define	RX_DMA_MAILBOX_BYTE_LENGTH	64
1388 #define	RX_DMA_MBOX_UNUSED_1		8
1389 #define	RX_DMA_MBOX_UNUSED_2		16
1390 
1391 typedef struct _rxdma_mailbox_t {
1392 	rx_dma_ctl_stat_t	rxdma_ctl_stat;		/* 8 bytes */
1393 	rbr_stat_t		rbr_stat;		/* 8 bytes */
1394 	uint32_t		rbr_hdl;		/* 4 bytes (31:0) */
1395 	uint32_t		rbr_hdh;		/* 4 bytes (31:0) */
1396 	uint32_t		resv_1[RX_DMA_MBOX_UNUSED_1];
1397 	uint32_t		rcrstat_c;		/* 4 bytes (31:0) */
1398 	uint32_t		rcrstat_b;		/* 4 bytes (31:0) */
1399 	rcrstat_a_t		rcrstat_a;		/* 8 bytes */
1400 	uint32_t		resv_2[RX_DMA_MBOX_UNUSED_2];
1401 } rxdma_mailbox_t, *p_rxdma_mailbox_t;
1402 
1403 
1404 
1405 typedef union _rx_disc_cnt_t {
1406 	uint64_t value;
1407 	struct {
1408 #if defined(_BIG_ENDIAN)
1409 		uint32_t hdw;
1410 #endif
1411 		struct {
1412 #if defined(_BIT_FIELDS_HTOL)
1413 			uint32_t res_1:15;
1414 			uint32_t oflow:1;
1415 			uint32_t count:16;
1416 #elif defined(_BIT_FIELDS_LTOH)
1417 			uint32_t count:16;
1418 			uint32_t oflow:1;
1419 			uint32_t res_1:15;
1420 #endif
1421 		} ldw;
1422 #if !defined(_BIG_ENDIAN)
1423 		uint32_t hdw;
1424 #endif
1425 	} bits;
1426 } rx_disc_cnt_t, *p_rx_disc_cnt_t;
1427 
1428 #define	RXMISC_DISCARD_REG		(DMC + 0x00090)
1429 
1430 #if OLD
1431 /*
1432  * RBR Empty: If the RBR is empty or the prefetch buffer is empty,
1433  * packets will be discarded (Each RBR has one).
1434  * (16 channels, 0x200)
1435  */
1436 #define	RDC_PRE_EMPTY_REG		(DMC + 0x000B0)
1437 #define	RDC_PRE_EMPTY_OFFSET(channel)	(RDC_PRE_EMPTY_REG + \
1438 						(DMC_OFFSET(channel))
1439 
1440 typedef union _rdc_pre_empty_t {
1441 	uint64_t value;
1442 	struct {
1443 #if defined(_BIG_ENDIAN)
1444 		uint32_t hdw;
1445 #endif
1446 		struct {
1447 #if defined(_BIT_FIELDS_HTOL)
1448 			uint32_t res_1:15;
1449 			uint32_t oflow:1;
1450 			uint32_t count:16;
1451 #elif defined(_BIT_FIELDS_LTOH)
1452 			uint32_t count:16;
1453 			uint32_t oflow:1;
1454 			uint32_t res_1:15;
1455 #endif
1456 		} ldw;
1457 #if !defined(_BIG_ENDIAN)
1458 		uint32_t hdw;
1459 #endif
1460 	} bits;
1461 } rdc_pre_empty_t, *p_rdc_pre_empty_t;
1462 #endif
1463 
1464 
1465 #define	FZC_DMC_REG_SIZE		0x20
1466 #define	FZC_DMC_OFFSET(channel)		(FZC_DMC_REG_SIZE * channel)
1467 
1468 /* WRED discard count register (16, 0x40) */
1469 #define	RED_DIS_CNT_REG			(FZC_DMC + 0x30008)
1470 #define	RED_DMC_OFFSET(channel)		(0x40 * channel)
1471 #define	RDC_DIS_CNT_OFFSET(rdc)	(RED_DIS_CNT_REG + RED_DMC_OFFSET(rdc))
1472 
1473 typedef union _red_disc_cnt_t {
1474 	uint64_t value;
1475 	struct {
1476 #if defined(_BIG_ENDIAN)
1477 		uint32_t hdw;
1478 #endif
1479 		struct {
1480 #if defined(_BIT_FIELDS_HTOL)
1481 			uint32_t res_1:15;
1482 			uint32_t oflow:1;
1483 			uint32_t count:16;
1484 #elif defined(_BIT_FIELDS_LTOH)
1485 			uint32_t count:16;
1486 			uint32_t oflow:1;
1487 			uint32_t res_1:15;
1488 #endif
1489 		} ldw;
1490 #if !defined(_BIG_ENDIAN)
1491 		uint32_t hdw;
1492 #endif
1493 	} bits;
1494 } red_disc_cnt_t, *p_red_disc_cnt_t;
1495 
1496 
1497 #define	RDMC_PRE_PAR_ERR_REG			(FZC_DMC + 0x00078)
1498 #define	RDMC_SHA_PAR_ERR_REG			(FZC_DMC + 0x00080)
1499 
1500 typedef union _rdmc_par_err_log {
1501 	uint64_t value;
1502 	struct {
1503 #if defined(_BIG_ENDIAN)
1504 		uint32_t hdw;
1505 #endif
1506 		struct {
1507 #if defined(_BIT_FIELDS_HTOL)
1508 			uint32_t res_1:16;
1509 			uint32_t err:1;
1510 			uint32_t merr:1;
1511 			uint32_t res:6;
1512 			uint32_t addr:8;
1513 #elif defined(_BIT_FIELDS_LTOH)
1514 			uint32_t addr:8;
1515 			uint32_t res:6;
1516 			uint32_t merr:1;
1517 			uint32_t err:1;
1518 			uint32_t res_1:16;
1519 #endif
1520 		} ldw;
1521 #if !defined(_BIG_ENDIAN)
1522 		uint32_t hdw;
1523 #endif
1524 	} bits;
1525 } rdmc_par_err_log_t, *p_rdmc_par_err_log_t;
1526 
1527 
1528 /* Used for accessing RDMC Memory */
1529 #define	RDMC_MEM_ADDR_REG			(FZC_DMC + 0x00088)
1530 
1531 
1532 typedef union _rdmc_mem_addr {
1533 	uint64_t value;
1534 	struct {
1535 #if defined(_BIG_ENDIAN)
1536 		uint32_t hdw;
1537 #endif
1538 
1539 #define	RDMC_MEM_ADDR_PREFETCH 0
1540 #define	RDMC_MEM_ADDR_SHADOW 1
1541 
1542 		struct {
1543 #if defined(_BIT_FIELDS_HTOL)
1544 			uint32_t res_1:23;
1545 			uint32_t pre_shad:1;
1546 			uint32_t addr:8;
1547 #elif defined(_BIT_FIELDS_LTOH)
1548 			uint32_t addr:8;
1549 			uint32_t pre_shad:1;
1550 			uint32_t res_1:23;
1551 #endif
1552 		} ldw;
1553 #if !defined(_BIG_ENDIAN)
1554 		uint32_t hdw;
1555 #endif
1556 	} bits;
1557 } rdmc_mem_addr_t, *p_rdmc_mem_addr_t;
1558 
1559 
1560 #define	RDMC_MEM_DATA0_REG			(FZC_DMC + 0x00090)
1561 #define	RDMC_MEM_DATA1_REG			(FZC_DMC + 0x00098)
1562 #define	RDMC_MEM_DATA2_REG			(FZC_DMC + 0x000A0)
1563 #define	RDMC_MEM_DATA3_REG			(FZC_DMC + 0x000A8)
1564 #define	RDMC_MEM_DATA4_REG			(FZC_DMC + 0x000B0)
1565 
1566 typedef union _rdmc_mem_data {
1567 	uint64_t value;
1568 	struct {
1569 #if defined(_BIG_ENDIAN)
1570 		uint32_t hdw;
1571 #endif
1572 
1573 		struct {
1574 #if defined(_BIT_FIELDS_HTOL)
1575 			uint32_t data;
1576 #elif defined(_BIT_FIELDS_LTOH)
1577 			uint32_t data;
1578 #endif
1579 		} ldw;
1580 #if !defined(_BIG_ENDIAN)
1581 		uint32_t hdw;
1582 #endif
1583 	} bits;
1584 } rdmc_mem_data_t, *p_rdmc_mem_data_t;
1585 
1586 
1587 typedef union _rdmc_mem_access {
1588 #define	RDMC_MEM_READ 1
1589 #define	RDMC_MEM_WRITE 2
1590 	uint32_t data[5];
1591 	uint8_t addr;
1592 	uint8_t location;
1593 } rdmc_mem_access_t, *p_rdmc_mem_access_t;
1594 
1595 
1596 #define	RX_CTL_DAT_FIFO_STAT_REG			(FZC_DMC + 0x000B8)
1597 #define	RX_CTL_DAT_FIFO_MASK_REG			(FZC_DMC + 0x000C0)
1598 #define	RX_CTL_DAT_FIFO_STAT_DBG_REG		(FZC_DMC + 0x000D0)
1599 
1600 typedef union _rx_ctl_dat_fifo {
1601 #define	FIFO_EOP_PORT0 0x1
1602 #define	FIFO_EOP_PORT1 0x2
1603 #define	FIFO_EOP_PORT2 0x4
1604 #define	FIFO_EOP_PORT3 0x8
1605 #define	FIFO_EOP_ALL 0xF
1606 	uint64_t value;
1607 	struct {
1608 #if defined(_BIG_ENDIAN)
1609 		uint32_t hdw;
1610 #endif
1611 		struct {
1612 #if defined(_BIT_FIELDS_HTOL)
1613 			uint32_t res_1:23;
1614 			uint32_t id_mismatch:1;
1615 			uint32_t zcp_eop_err:4;
1616 			uint32_t ipp_eop_err:4;
1617 #elif defined(_BIT_FIELDS_LTOH)
1618 			uint32_t ipp_eop_err:4;
1619 			uint32_t zcp_eop_err:4;
1620 			uint32_t id_mismatch:1;
1621 			uint32_t res_1:23;
1622 #endif
1623 		} ldw;
1624 #if !defined(_BIG_ENDIAN)
1625 		uint32_t hdw;
1626 #endif
1627 	} bits;
1628 } rx_ctl_dat_fifo_mask_t, rx_ctl_dat_fifo_stat_t,
1629 	rx_ctl_dat_fifo_stat_dbg_t, *p_rx_ctl_dat_fifo_t;
1630 
1631 
1632 
1633 #define	RDMC_TRAINING_VECTOR_REG		(FZC_DMC + 0x000C8)
1634 
1635 typedef union _rx_training_vect {
1636 	uint64_t value;
1637 	struct {
1638 #if defined(_BIG_ENDIAN)
1639 		uint32_t hdw;
1640 #endif
1641 		struct {
1642 			uint32_t tv;
1643 		} ldw;
1644 #if !defined(_BIG_ENDIAN)
1645 		uint32_t hdw;
1646 #endif
1647 	} bits;
1648 } rx_training_vect_t, *p_rx_training_vect_t;
1649 
1650 #define	RXCTL_IPP_EOP_ERR_MASK	0x0000000FULL
1651 #define	RXCTL_IPP_EOP_ERR_SHIFT	0x0
1652 #define	RXCTL_ZCP_EOP_ERR_MASK	0x000000F0ULL
1653 #define	RXCTL_ZCP_EOP_ERR_SHIFT	0x4
1654 #define	RXCTL_ID_MISMATCH_MASK	0x00000100ULL
1655 #define	RXCTL_ID_MISMATCH_SHIFT	0x8
1656 
1657 
1658 /*
1659  * Receive Packet Header Format
1660  * Packet header before the packet.
1661  * The minimum is 2 bytes and the max size is 18 bytes.
1662  */
1663 /*
1664  * Packet header format 0 (2 bytes).
1665  */
1666 typedef union _rx_pkt_hdr0_t {
1667 	uint16_t value;
1668 	struct {
1669 #if	defined(_BIT_FIELDS_HTOL)
1670 		uint16_t inputport:2;
1671 		uint16_t maccheck:1;
1672 		uint16_t class:5;
1673 		uint16_t vlan:1;
1674 		uint16_t llcsnap:1;
1675 		uint16_t noport:1;
1676 		uint16_t badip:1;
1677 		uint16_t tcamhit:1;
1678 		uint16_t tres:2;
1679 		uint16_t tzfvld:1;
1680 #elif defined(_BIT_FIELDS_LTOH)
1681 		uint16_t tzfvld:1;
1682 		uint16_t tres:2;
1683 		uint16_t tcamhit:1;
1684 		uint16_t badip:1;
1685 		uint16_t noport:1;
1686 		uint16_t llcsnap:1;
1687 		uint16_t vlan:1;
1688 		uint16_t class:5;
1689 		uint16_t maccheck:1;
1690 		uint16_t inputport:2;
1691 #endif
1692 	} bits;
1693 } rx_pkt_hdr0_t, *p_rx_pkt_hdr0_t;
1694 
1695 
1696 /*
1697  * Packet header format 1.
1698  */
1699 typedef union _rx_pkt_hdr1_b0_t {
1700 	uint8_t value;
1701 	struct  {
1702 #if	defined(_BIT_FIELDS_HTOL)
1703 		uint8_t hwrsvd:8;
1704 #elif defined(_BIT_FIELDS_LTOH)
1705 		uint8_t hwrsvd:8;
1706 #endif
1707 	} bits;
1708 } rx_pkt_hdr1_b0_t, *p_rx_pkt_hdr1_b0_t;
1709 
1710 typedef union _rx_pkt_hdr1_b1_t {
1711 	uint8_t value;
1712 	struct  {
1713 #if	defined(_BIT_FIELDS_HTOL)
1714 		uint8_t tcammatch:8;
1715 #elif defined(_BIT_FIELDS_LTOH)
1716 		uint8_t tcammatch:8;
1717 #endif
1718 	} bits;
1719 } rx_pkt_hdr1_b1_t, *p_rx_pkt_hdr1_b1_t;
1720 
1721 typedef union _rx_pkt_hdr1_b2_t {
1722 	uint8_t value;
1723 	struct  {
1724 #if	defined(_BIT_FIELDS_HTOL)
1725 		uint8_t resv:2;
1726 		uint8_t hashhit:1;
1727 		uint8_t exact:1;
1728 		uint8_t hzfvld:1;
1729 		uint8_t hashidx:3;
1730 #elif defined(_BIT_FIELDS_LTOH)
1731 		uint8_t hashidx:3;
1732 		uint8_t hzfvld:1;
1733 		uint8_t exact:1;
1734 		uint8_t hashhit:1;
1735 		uint8_t resv:2;
1736 #endif
1737 	} bits;
1738 } rx_pkt_hdr1_b2_t, *p_rx_pkt_hdr1_b2_t;
1739 
1740 typedef union _rx_pkt_hdr1_b3_t {
1741 	uint8_t value;
1742 	struct  {
1743 #if	defined(_BIT_FIELDS_HTOL)
1744 		uint8_t zc_resv:8;
1745 #elif defined(_BIT_FIELDS_LTOH)
1746 		uint8_t zc_resv:8;
1747 #endif
1748 	} bits;
1749 } rx_pkt_hdr1_b3_t, *p_rx_pkt_hdr1_b3_t;
1750 
1751 typedef union _rx_pkt_hdr1_b4_t {
1752 	uint8_t value;
1753 	struct  {
1754 #if	defined(_BIT_FIELDS_HTOL)
1755 		uint8_t resv:4;
1756 		uint8_t zflowid:4;
1757 #elif defined(_BIT_FIELDS_LTOH)
1758 		uint8_t zflowid:4;
1759 		uint8_t resv:4;
1760 #endif
1761 	} bits;
1762 } rx_pkt_hdr1_b4_t, *p_rx_pkt_hdr1_b4_t;
1763 
1764 typedef union _rx_pkt_hdr1_b5_t {
1765 	uint8_t value;
1766 	struct  {
1767 #if	defined(_BIT_FIELDS_HTOL)
1768 		uint8_t zflowid:8;
1769 #elif defined(_BIT_FIELDS_LTOH)
1770 		uint8_t zflowid:8;
1771 #endif
1772 	} bits;
1773 } rx_pkt_hdr1_b5_t, *p_rx_pkt_hdr1_b5_t;
1774 
1775 typedef union _rx_pkt_hdr1_b6_t {
1776 	uint8_t value;
1777 	struct  {
1778 #if	defined(_BIT_FIELDS_HTOL)
1779 		uint8_t hashval2:8;
1780 #elif defined(_BIT_FIELDS_LTOH)
1781 		uint8_t hashval2:8;
1782 #endif
1783 	} bits;
1784 } rx_pkt_hdr1_b6_t, *p_rx_pkt_hdr1_b6_t;
1785 
1786 typedef union _rx_pkt_hdr1_b7_t {
1787 	uint8_t value;
1788 	struct  {
1789 #if	defined(_BIT_FIELDS_HTOL)
1790 		uint8_t hashval2:8;
1791 #elif defined(_BIT_FIELDS_LTOH)
1792 		uint8_t hashval2:8;
1793 #endif
1794 	} bits;
1795 } rx_pkt_hdr1_b7_t, *p_rx_pkt_hdr1_b7_t;
1796 
1797 typedef union _rx_pkt_hdr1_b8_t {
1798 	uint8_t value;
1799 	struct  {
1800 #if defined(_BIT_FIELDS_HTOL)
1801 		uint8_t resv:4;
1802 		uint8_t h1:4;
1803 #elif defined(_BIT_FIELDS_LTOH)
1804 		uint8_t h1:4;
1805 		uint8_t resv:4;
1806 #endif
1807 	} bits;
1808 } rx_pkt_hdr1_b8_t, *p_rx_pkt_hdr1_b8_t;
1809 
1810 typedef union _rx_pkt_hdr1_b9_t {
1811 	uint8_t value;
1812 	struct  {
1813 #if defined(_BIT_FIELDS_HTOL)
1814 		uint8_t h1:8;
1815 #elif defined(_BIT_FIELDS_LTOH)
1816 		uint8_t h1:8;
1817 #endif
1818 	} bits;
1819 } rx_pkt_hdr1_b9_t, *p_rx_pkt_hdr1_b9_t;
1820 
1821 typedef union _rx_pkt_hdr1_b10_t {
1822 	uint8_t value;
1823 	struct  {
1824 #if defined(_BIT_FIELDS_HTOL)
1825 		uint8_t resv:4;
1826 		uint8_t h1:4;
1827 #elif defined(_BIT_FIELDS_LTOH)
1828 		uint8_t h1:4;
1829 		uint8_t resv:4;
1830 #endif
1831 	} bits;
1832 } rx_pkt_hdr1_b10_t, *p_rx_pkt_hdr1_b10_t;
1833 
1834 typedef union _rx_pkt_hdr1_b11_b12_t {
1835 	uint16_t value;
1836 	struct {
1837 #if	defined(_BIT_FIELDS_HTOL)
1838 		uint16_t h1_1:8;
1839 		uint16_t h1_2:8;
1840 #elif defined(_BIT_FIELDS_LTOH)
1841 		uint16_t h1_2:8;
1842 		uint16_t h1_1:8;
1843 #endif
1844 	} bits;
1845 } rx_pkt_hdr1_b11_b12_t, *p_rx_pkt_hdr1_b11_b12_t;
1846 
1847 typedef union _rx_pkt_hdr1_b13_t {
1848 	uint8_t value;
1849 	struct  {
1850 #if defined(_BIT_FIELDS_HTOL)
1851 		uint8_t usr_data:8;
1852 #elif defined(_BIT_FIELDS_LTOH)
1853 		uint8_t usr_data:8;
1854 #endif
1855 	} bits;
1856 } rx_pkt_hdr1_b13_t, *p_rx_pkt_hdr1_b13_t;
1857 
1858 typedef union _rx_pkt_hdr1_b14_b17_t {
1859 	uint32_t value;
1860 	struct  {
1861 #if defined(_BIT_FIELDS_HTOL)
1862 		uint32_t usr_data_1:8;
1863 		uint32_t usr_data_2:8;
1864 		uint32_t usr_data_3:8;
1865 		uint32_t usr_data_4:8;
1866 #elif defined(_BIT_FIELDS_LTOH)
1867 		uint32_t usr_data_4:8;
1868 		uint32_t usr_data_3:8;
1869 		uint32_t usr_data_2:8;
1870 		uint32_t usr_data_1:8;
1871 #endif
1872 	} bits;
1873 } rx_pkt_hdr1_b14_b17_t, *p_rx_pkt_hdr1_b14_b17_t;
1874 
1875 /* Receive packet header 1 format (18 bytes) */
1876 typedef struct _rx_pkt_hdr_t {
1877 	rx_pkt_hdr1_b0_t		rx_hdr1_b0;
1878 	rx_pkt_hdr1_b1_t		rx_hdr1_b1;
1879 	rx_pkt_hdr1_b2_t		rx_hdr1_b2;
1880 	rx_pkt_hdr1_b3_t		rx_hdr1_b3;
1881 	rx_pkt_hdr1_b4_t		rx_hdr1_b4;
1882 	rx_pkt_hdr1_b5_t		rx_hdr1_b5;
1883 	rx_pkt_hdr1_b6_t		rx_hdr1_b6;
1884 	rx_pkt_hdr1_b7_t		rx_hdr1_b7;
1885 	rx_pkt_hdr1_b8_t		rx_hdr1_b8;
1886 	rx_pkt_hdr1_b9_t		rx_hdr1_b9;
1887 	rx_pkt_hdr1_b10_t		rx_hdr1_b10;
1888 	rx_pkt_hdr1_b11_b12_t		rx_hdr1_b11_b12;
1889 	rx_pkt_hdr1_b13_t		rx_hdr1_b13;
1890 	rx_pkt_hdr1_b14_b17_t		rx_hdr1_b14_b17;
1891 } rx_pkt_hdr1_t, *p_rx_pkt_hdr1_t;
1892 
1893 
1894 #ifdef	__cplusplus
1895 }
1896 #endif
1897 
1898 #endif	/* _SYS_NXGE_NXGE_RXDMA_HW_H */
1899