xref: /illumos-gate/usr/src/uts/common/sys/nxge/nxge_rxdma_hw.h (revision 8548bf79039833dba8615afdf63258b2cb122121)
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 2006 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 #pragma ident	"%Z%%M%	%I%	%E% SMI"
30 
31 #ifdef	__cplusplus
32 extern "C" {
33 #endif
34 
35 #include <nxge_defs.h>
36 #include <nxge_hw.h>
37 
38 /*
39  * NIU: Receive DMA Channels
40  */
41 /* Receive DMA Clock Divider */
42 #define	RX_DMA_CK_DIV_REG	(FZC_DMC + 0x00000)
43 #define	RX_DMA_CK_DIV_SHIFT	0			/* bits 15:0 */
44 #define	RX_DMA_CK_DIV_MASK	0x000000000000FFFFULL
45 
46 typedef union _rx_dma_ck_div_t {
47 	uint64_t value;
48 	struct {
49 #if defined(_BIG_ENDIAN)
50 		uint32_t hdw;
51 #endif
52 		struct {
53 #if defined(_BIT_FIELDS_HTOL)
54 			uint32_t res1_1:16;
55 			uint32_t cnt:16;
56 #elif defined(_BIT_FIELDS_LTOH)
57 			uint32_t cnt:16;
58 			uint32_t res1_1:16;
59 #endif
60 		} ldw;
61 #if !defined(_BIG_ENDIAN)
62 		uint32_t hdw;
63 #endif
64 	} bits;
65 } rx_dma_ck_div_t, *p_rx_dma_ck_div_t;
66 
67 
68 /*
69  * Default Port Receive DMA Channel (RDC)
70  */
71 #define	DEF_PT_RDC_REG(port)	(FZC_DMC + 0x00008 * (port + 1))
72 #define	DEF_PT0_RDC_REG		(FZC_DMC + 0x00008)
73 #define	DEF_PT1_RDC_REG		(FZC_DMC + 0x00010)
74 #define	DEF_PT2_RDC_REG		(FZC_DMC + 0x00018)
75 #define	DEF_PT3_RDC_REG		(FZC_DMC + 0x00020)
76 #define	DEF_PT_RDC_SHIFT	0			/* bits 4:0 */
77 #define	DEF_PT_RDC_MASK		0x000000000000001FULL
78 
79 
80 #define	RDC_TBL_REG		(FZC_ZCP + 0x10000)
81 #define	RDC_TBL_SHIFT		0			/* bits 4:0 */
82 #define	RDC_TBL_MASK		0x000000000000001FULL
83 
84 /* For the default port RDC and RDC table */
85 typedef union _def_pt_rdc_t {
86 	uint64_t value;
87 	struct {
88 #if defined(_BIG_ENDIAN)
89 		uint32_t hdw;
90 #endif
91 		struct {
92 #if defined(_BIT_FIELDS_HTOL)
93 			uint32_t res1_1:27;
94 			uint32_t rdc:5;
95 #elif defined(_BIT_FIELDS_LTOH)
96 			uint32_t rdc:5;
97 			uint32_t res1_1:27;
98 #endif
99 		} ldw;
100 #if !defined(_BIG_ENDIAN)
101 		uint32_t hdw;
102 #endif
103 	} bits;
104 } def_pt_rdc_t, *p_def_pt_rdc_t;
105 
106 typedef union _rdc_tbl_t {
107 	uint64_t value;
108 	struct {
109 #if defined(_BIG_ENDIAN)
110 		uint32_t hdw;
111 #endif
112 		struct {
113 #if defined(_BIT_FIELDS_HTOL)
114 			uint32_t res1_1:28;
115 			uint32_t rdc:4;
116 #elif defined(_BIT_FIELDS_LTOH)
117 			uint32_t rdc:4;
118 			uint32_t res1_1:28;
119 #endif
120 		} ldw;
121 #if !defined(_BIG_ENDIAN)
122 		uint32_t hdw;
123 #endif
124 	} bits;
125 } rdc_tbl_t, *p_rdc_tbl_t;
126 
127 /*
128  * RDC: 32 bit Addressing mode
129  */
130 #define	RX_ADDR_MD_REG		(FZC_DMC + 0x00070)
131 #define	RX_ADDR_MD_SHIFT	0			/* bits 0:0 */
132 #define	RX_ADDR_MD_SET_32	0x0000000000000001ULL	/* 1 to select 32 bit */
133 #define	RX_ADDR_MD_MASK		0x0000000000000001ULL
134 
135 typedef union _rx_addr_md_t {
136 	uint64_t value;
137 	struct {
138 #if defined(_BIG_ENDIAN)
139 		uint32_t hdw;
140 #endif
141 		struct {
142 #if defined(_BIT_FIELDS_HTOL)
143 			uint32_t res1_1:28;
144 			uint32_t dbg_pt_mux_sel:2;
145 			uint32_t ram_acc:1;
146 			uint32_t mode32:1;
147 #elif defined(_BIT_FIELDS_LTOH)
148 			uint32_t mode32:1;
149 			uint32_t ram_acc:1;
150 			uint32_t dbg_pt_mux_sel:2;
151 			uint32_t res1_1:28;
152 #endif
153 		} ldw;
154 #if !defined(_BIG_ENDIAN)
155 		uint32_t hdw;
156 #endif
157 	} bits;
158 } rx_addr_md_t, *p_rx_addr_md_t;
159 
160 /*
161  * RDC: Port Scheduler
162  */
163 
164 #define	PT_DRR_WT_REG(portnm)		((FZC_DMC + 0x00028) + (portnm * 8))
165 #define	PT_DRR_WT0_REG		(FZC_DMC + 0x00028)
166 #define	PT_DRR_WT1_REG		(FZC_DMC + 0x00030)
167 #define	PT_DRR_WT2_REG		(FZC_DMC + 0x00038)
168 #define	PT_DRR_WT3_REG		(FZC_DMC + 0x00040)
169 #define	PT_DRR_WT_SHIFT		0
170 #define	PT_DRR_WT_MASK		0x000000000000FFFFULL	/* bits 15:0 */
171 #define	PT_DRR_WT_DEFAULT_10G	0x0400
172 #define	PT_DRR_WT_DEFAULT_1G	0x0066
173 typedef union _pt_drr_wt_t {
174 	uint64_t value;
175 	struct {
176 #if defined(_BIG_ENDIAN)
177 		uint32_t hdw;
178 #endif
179 		struct {
180 #if defined(_BIT_FIELDS_HTOL)
181 			uint32_t res1_1:16;
182 			uint32_t wt:16;
183 #elif defined(_BIT_FIELDS_LTOH)
184 			uint32_t wt:16;
185 			uint32_t res1_1:16;
186 #endif
187 		} ldw;
188 #if !defined(_BIG_ENDIAN)
189 		uint32_t hdw;
190 #endif
191 	} bits;
192 } pt_drr_wt_t, *p_pt_drr_wt_t;
193 
194 #define	NXGE_RX_DRR_WT_10G	0x400
195 #define	NXGE_RX_DRR_WT_1G	0x066
196 
197 /* Port FIFO Usage */
198 #define	PT_USE_REG(portnum)		((FZC_DMC + 0x00048) + (portnum * 8))
199 #define	PT_USE0_REG		(FZC_DMC + 0x00048)
200 #define	PT_USE1_REG		(FZC_DMC + 0x00050)
201 #define	PT_USE2_REG		(FZC_DMC + 0x00058)
202 #define	PT_USE3_REG		(FZC_DMC + 0x00060)
203 #define	PT_USE_SHIFT		0			/* bits 19:0 */
204 #define	PT_USE_MASK		0x00000000000FFFFFULL
205 
206 typedef union _pt_use_t {
207 	uint64_t value;
208 	struct {
209 #if defined(_BIG_ENDIAN)
210 		uint32_t hdw;
211 #endif
212 		struct {
213 #if defined(_BIT_FIELDS_HTOL)
214 			uint32_t res1_1:12;
215 			uint32_t cnt:20;
216 #elif defined(_BIT_FIELDS_LTOH)
217 			uint32_t cnt:20;
218 			uint32_t res1_1:12;
219 #endif
220 		} ldw;
221 #if !defined(_BIG_ENDIAN)
222 		uint32_t hdw;
223 #endif
224 	} bits;
225 } pt_use_t, *p_pt_use_t;
226 
227 /*
228  * RDC: Partitioning Support
229  *	(Each of the following registers is for each RDC)
230  * Please refer to nxge_hw.h for the common logical
231  * page configuration register definitions.
232  */
233 #define	RX_LOG_REG_SIZE			0x40
234 #define	RX_LOG_DMA_OFFSET(channel)	(channel * RX_LOG_REG_SIZE)
235 
236 #define	RX_LOG_PAGE_VLD_REG	(FZC_DMC + 0x20000)
237 #define	RX_LOG_PAGE_MASK1_REG	(FZC_DMC + 0x20008)
238 #define	RX_LOG_PAGE_VAL1_REG	(FZC_DMC + 0x20010)
239 #define	RX_LOG_PAGE_MASK2_REG	(FZC_DMC + 0x20018)
240 #define	RX_LOG_PAGE_VAL2_REG	(FZC_DMC + 0x20020)
241 #define	RX_LOG_PAGE_RELO1_REG	(FZC_DMC + 0x20028)
242 #define	RX_LOG_PAGE_RELO2_REG	(FZC_DMC + 0x20030)
243 #define	RX_LOG_PAGE_HDL_REG	(FZC_DMC + 0x20038)
244 
245 /* RX and TX have the same definitions */
246 #define	RX_LOG_PAGE1_VLD_SHIFT	1			/* bit 1 */
247 #define	RX_LOG_PAGE0_VLD_SHIFT	0			/* bit 0 */
248 #define	RX_LOG_PAGE1_VLD	0x0000000000000002ULL
249 #define	RX_LOG_PAGE0_VLD	0x0000000000000001ULL
250 #define	RX_LOG_PAGE1_VLD_MASK	0x0000000000000002ULL
251 #define	RX_LOG_PAGE0_VLD_MASK	0x0000000000000001ULL
252 #define	RX_LOG_FUNC_VLD_SHIFT	2			/* bit 3:2 */
253 #define	RX_LOG_FUNC_VLD_MASK	0x000000000000000CULL
254 
255 #define	LOG_PAGE_ADDR_SHIFT	12	/* bits[43:12] --> bits[31:0] */
256 
257 /* RDC: Weighted Random Early Discard */
258 #define	RED_RAN_INIT_REG	(FZC_DMC + 0x00068)
259 
260 #define	RED_RAN_INIT_SHIFT	0			/* bits 15:0 */
261 #define	RED_RAN_INIT_MASK	0x000000000000ffffULL
262 
263 /* Weighted Random */
264 typedef union _red_ran_init_t {
265 	uint64_t value;
266 	struct {
267 #if defined(_BIG_ENDIAN)
268 		uint32_t hdw;
269 #endif
270 		struct {
271 #if defined(_BIT_FIELDS_HTOL)
272 			uint32_t res1_1:15;
273 			uint32_t enable:1;
274 			uint32_t init:16;
275 #elif defined(_BIT_FIELDS_LTOH)
276 			uint32_t init:16;
277 			uint32_t enable:1;
278 			uint32_t res1_1:15;
279 #endif
280 		} ldw;
281 #if !defined(_BIG_ENDIAN)
282 		uint32_t hdw;
283 #endif
284 	} bits;
285 } red_ran_init_t, *p_red_ran_init_t;
286 
287 /*
288  * Buffer block descriptor
289  */
290 typedef struct _rx_desc_t {
291 	uint32_t	block_addr;
292 } rx_desc_t, *p_rx_desc_t;
293 
294 /*
295  * RDC: RED Parameter
296  *	(Each DMC has one RED register)
297  */
298 #define	RDC_RED_CHANNEL_SIZE		(0x40)
299 #define	RDC_RED_CHANNEL_OFFSET(channel)	(channel * RDC_RED_CHANNEL_SIZE)
300 
301 #define	RDC_RED_PARA_REG		(FZC_DMC + 0x30000)
302 #define	RDC_RED_RDC_PARA_REG(rdc)	\
303 	(RDC_RED_PARA_REG + (rdc * RDC_RED_CHANNEL_SIZE))
304 
305 /* the layout of this register is  rx_disc_cnt_t */
306 #define	RDC_RED_DISC_CNT_REG		(FZC_DMC + 0x30008)
307 #define	RDC_RED_RDC_DISC_REG(rdc)	\
308 	(RDC_RED_DISC_CNT_REG + (rdc * RDC_RED_CHANNEL_SIZE))
309 
310 
311 #define	RDC_RED_PARA1_RBR_SCL_SHIFT	0			/* bits 2:0 */
312 #define	RDC_RED_PARA1_RBR_SCL_MASK	0x0000000000000007ULL
313 #define	RDC_RED_PARA1_ENB_SHIFT		3			/* bit 3 */
314 #define	RDC_RED_PARA1_ENB		0x0000000000000008ULL
315 #define	RDC_RED_PARA1_ENB_MASK		0x0000000000000008ULL
316 
317 #define	RDC_RED_PARA_WIN_SHIFT		0			/* bits 3:0 */
318 #define	RDC_RED_PARA_WIN_MASK		0x000000000000000fULL
319 #define	RDC_RED_PARA_THRE_SHIFT	4			/* bits 15:4 */
320 #define	RDC_RED_PARA_THRE_MASK		0x00000000000000f0ULL
321 #define	RDC_RED_PARA_WIN_SYN_SHIFT	16			/* bits 19:16 */
322 #define	RDC_RED_PARA_WIN_SYN_MASK	0x00000000000000f0ULL
323 #define	RDC_RED_PARA_THRE_SYN_SHIFT	20			/* bits 31:20 */
324 #define	RDC_RED_PARA_THRE_SYN_MASK	0x00000000000fff00ULL
325 
326 /* RDC:  RED parameters  */
327 typedef union _rdc_red_para_t {
328 	uint64_t value;
329 	struct {
330 #if defined(_BIG_ENDIAN)
331 		uint32_t hdw;
332 #endif
333 		struct {
334 #if defined(_BIT_FIELDS_HTOL)
335 		uint32_t thre_sync:12;
336 		uint32_t win_syn:4;
337 		uint32_t thre:12;
338 		uint32_t win:4;
339 #elif defined(_BIT_FIELDS_LTOH)
340 		uint32_t win:4;
341 		uint32_t thre:12;
342 		uint32_t win_syn:4;
343 		uint32_t thre_sync:12;
344 #endif
345 		} ldw;
346 #if !defined(_BIG_ENDIAN)
347 		uint32_t hdw;
348 #endif
349 	} bits;
350 } rdc_red_para_t, *p_rdc_red_para_t;
351 
352 /*
353  * RDC: Receive DMA Datapath Configuration
354  *	The following register definitions are for
355  *	each DMA channel. Each DMA CSR is 512 bytes
356  *	(0x200).
357  */
358 #define	RXDMA_CFIG1_REG			(DMC + 0x00000)
359 #define	RXDMA_CFIG2_REG			(DMC + 0x00008)
360 
361 #define	RXDMA_CFIG1_MBADDR_H_SHIFT	0			/* bits 11:0 */
362 #define	RXDMA_CFIG1_MBADDR_H_MASK	0x0000000000000fc0ULL
363 #define	RXDMA_CFIG1_RST_SHIFT		30			/* bit 30 */
364 #define	RXDMA_CFIG1_RST			0x0000000040000000ULL
365 #define	RXDMA_CFIG1_RST_MASK		0x0000000040000000ULL
366 #define	RXDMA_CFIG1_EN_SHIFT		31
367 #define	RXDMA_CFIG1_EN			0x0000000080000000ULL
368 #define	RXDMA_CFIG1_EN_MASK		0x0000000080000000ULL
369 
370 typedef union _rxdma_cfig1_t {
371 	uint64_t value;
372 	struct {
373 #if defined(_BIG_ENDIAN)
374 		uint32_t hdw;
375 #endif
376 		struct {
377 #if defined(_BIT_FIELDS_HTOL)
378 			uint32_t en:1;
379 			uint32_t rst:1;
380 			uint32_t qst:1;
381 			uint32_t res2:17;
382 			uint32_t mbaddr_h:12;
383 #elif defined(_BIT_FIELDS_LTOH)
384 			uint32_t mbaddr_h:12;
385 			uint32_t res2:17;
386 			uint32_t qst:1;
387 			uint32_t rst:1;
388 			uint32_t en:1;
389 #endif
390 		} ldw;
391 #if !defined(_BIG_ENDIAN)
392 		uint32_t hdw;
393 #endif
394 	} bits;
395 } rxdma_cfig1_t, *p_rxdma_cfig1_t;
396 
397 #define	RXDMA_HDR_SIZE_DEFAULT		2
398 #define	RXDMA_HDR_SIZE_FULL		18
399 
400 #define	RXDMA_CFIG2_FULL_HDR_SHIFT	0			/* Set to 1 */
401 #define	RXDMA_CFIG2_FULL_HDR		0x0000000000000001ULL
402 #define	RXDMA_CFIG2_FULL_HDR_MASK	0x0000000000000001ULL
403 #define	RXDMA_CFIG2_OFFSET_SHIFT		1		/* bit 3:1 */
404 #define	RXDMA_CFIG2_OFFSET_MASK		0x000000004000000eULL
405 #define	RXDMA_CFIG2_MBADDR_L_SHIFT	6			/* bit 31:6 */
406 #define	RXDMA_CFIG2_MBADDR_L_MASK	0x00000000ffffffc0ULL
407 
408 typedef union _rxdma_cfig2_t {
409 	uint64_t value;
410 	struct {
411 #if defined(_BIG_ENDIAN)
412 		uint32_t hdw;
413 #endif
414 		struct {
415 #if defined(_BIT_FIELDS_HTOL)
416 			uint32_t mbaddr:26;
417 			uint32_t res2:3;
418 			uint32_t offset:2;
419 			uint32_t full_hdr:1;
420 
421 #elif defined(_BIT_FIELDS_LTOH)
422 			uint32_t full_hdr:1;
423 			uint32_t offset:2;
424 			uint32_t res2:3;
425 			uint32_t mbaddr:26;
426 #endif
427 		} ldw;
428 #if !defined(_BIG_ENDIAN)
429 		uint32_t hdw;
430 #endif
431 	} bits;
432 } rxdma_cfig2_t, *p_rxdma_cfig2_t;
433 
434 /*
435  * RDC: Receive Block Ring Configuration
436  *	The following register definitions are for
437  *	each DMA channel.
438  */
439 #define	RBR_CFIG_A_REG			(DMC + 0x00010)
440 #define	RBR_CFIG_B_REG			(DMC + 0x00018)
441 #define	RBR_KICK_REG			(DMC + 0x00020)
442 #define	RBR_STAT_REG			(DMC + 0x00028)
443 #define	RBR_HDH_REG			(DMC + 0x00030)
444 #define	RBR_HDL_REG			(DMC + 0x00038)
445 
446 #define	RBR_CFIG_A_STADDR_SHIFT		6			/* bits 17:6 */
447 #define	RBR_CFIG_A_STDADDR_MASK		0x000000000003ffc0ULL
448 #define	RBR_CFIG_A_STADDR_BASE_SHIFT	18			/* bits 43:18 */
449 #define	RBR_CFIG_A_STDADDR_BASE_MASK	0x00000ffffffc0000ULL
450 #define	RBR_CFIG_A_LEN_SHIFT		48			/* bits 63:48 */
451 #define	RBR_CFIG_A_LEN_MASK		0xFFFF000000000000ULL
452 
453 typedef union _rbr_cfig_a_t {
454 	uint64_t value;
455 	struct {
456 #if defined(_BIG_ENDIAN)
457 		struct {
458 #if defined(_BIT_FIELDS_HTOL)
459 			uint32_t len:16;
460 			uint32_t res1:4;
461 			uint32_t staddr_base:12;
462 #elif defined(_BIT_FIELDS_LTOH)
463 			uint32_t staddr_base:12;
464 			uint32_t res1:4;
465 			uint32_t len:16;
466 #endif
467 		} hdw;
468 #endif
469 		struct {
470 #if defined(_BIT_FIELDS_HTOL)
471 			uint32_t staddr_base:14;
472 			uint32_t staddr:12;
473 			uint32_t res2:6;
474 #elif defined(_BIT_FIELDS_LTOH)
475 			uint32_t res2:6;
476 			uint32_t staddr:12;
477 			uint32_t staddr_base:14;
478 #endif
479 		} ldw;
480 #if !defined(_BIG_ENDIAN)
481 		struct {
482 #if defined(_BIT_FIELDS_HTOL)
483 			uint32_t len:16;
484 			uint32_t res1:4;
485 			uint32_t staddr_base:12;
486 #elif defined(_BIT_FIELDS_LTOH)
487 			uint32_t staddr_base:12;
488 			uint32_t res1:4;
489 			uint32_t len:16;
490 #endif
491 		} hdw;
492 #endif
493 	} bits;
494 } rbr_cfig_a_t, *p_rbr_cfig_a_t;
495 
496 
497 #define	RBR_CFIG_B_BUFSZ0_SHIFT		0			/* bit 1:0 */
498 #define	RBR_CFIG_B_BUFSZ0_MASK		0x0000000000000001ULL
499 #define	RBR_CFIG_B_VLD0_SHIFT		7			/* bit 7 */
500 #define	RBR_CFIG_B_VLD0			0x0000000000000008ULL
501 #define	RBR_CFIG_B_VLD0_MASK		0x0000000000000008ULL
502 #define	RBR_CFIG_B_BUFSZ1_SHIFT		8			/* bit 9:8 */
503 #define	RBR_CFIG_B_BUFSZ1_MASK		0x0000000000000300ULL
504 #define	RBR_CFIG_B_VLD1_SHIFT		15			/* bit 15 */
505 #define	RBR_CFIG_B_VLD1			0x0000000000008000ULL
506 #define	RBR_CFIG_B_VLD1_MASK		0x0000000000008000ULL
507 #define	RBR_CFIG_B_BUFSZ2_SHIFT		16			/* bit 17:16 */
508 #define	RBR_CFIG_B_BUFSZ2_MASK		0x0000000000030000ULL
509 #define	RBR_CFIG_B_VLD2_SHIFT		23			/* bit 23 */
510 #define	RBR_CFIG_B_VLD2			0x0000000000800000ULL
511 #define	RBR_CFIG_B_BKSIZE_SHIFT		24			/* bit 25:24 */
512 #define	RBR_CFIG_B_BKSIZE_MASK		0x0000000003000000ULL
513 
514 
515 typedef union _rbr_cfig_b_t {
516 	uint64_t value;
517 	struct {
518 #if defined(_BIG_ENDIAN)
519 		uint32_t hdw;
520 #endif
521 		struct {
522 #if defined(_BIT_FIELDS_HTOL)
523 			uint32_t res1_1:6;
524 			uint32_t bksize:2;
525 			uint32_t vld2:1;
526 			uint32_t res2:5;
527 			uint32_t bufsz2:2;
528 			uint32_t vld1:1;
529 			uint32_t res3:5;
530 			uint32_t bufsz1:2;
531 			uint32_t vld0:1;
532 			uint32_t res4:5;
533 			uint32_t bufsz0:2;
534 #elif defined(_BIT_FIELDS_LTOH)
535 			uint32_t bufsz0:2;
536 			uint32_t res4:5;
537 			uint32_t vld0:1;
538 			uint32_t bufsz1:2;
539 			uint32_t res3:5;
540 			uint32_t vld1:1;
541 			uint32_t bufsz2:2;
542 			uint32_t res2:5;
543 			uint32_t vld2:1;
544 			uint32_t bksize:2;
545 			uint32_t res1_1:6;
546 #endif
547 		} ldw;
548 #if !defined(_BIG_ENDIAN)
549 		uint32_t hdw;
550 #endif
551 	} bits;
552 } rbr_cfig_b_t, *p_rbr_cfig_b_t;
553 
554 
555 #define	RBR_KICK_SHIFT			0			/* bit 15:0 */
556 #define	RBR_KICK_MASK			0x00000000000ffff1ULL
557 
558 
559 typedef union _rbr_kick_t {
560 	uint64_t value;
561 	struct {
562 #if defined(_BIG_ENDIAN)
563 		uint32_t hdw;
564 #endif
565 		struct {
566 #if defined(_BIT_FIELDS_HTOL)
567 			uint32_t res1_1:16;
568 			uint32_t bkadd:16;
569 #elif defined(_BIT_FIELDS_LTOH)
570 			uint32_t bkadd:16;
571 			uint32_t res1_1:16;
572 #endif
573 		} ldw;
574 #if !defined(_BIG_ENDIAN)
575 		uint32_t hdw;
576 #endif
577 	} bits;
578 } rbr_kick_t, *p_rbr_kick_t;
579 
580 #define	RBR_STAT_QLEN_SHIFT		0		/* bit bit 15:0 */
581 #define	RBR_STAT_QLEN_MASK		0x000000000000ffffULL
582 #define	RBR_STAT_OFLOW_SHIFT		16		/* bit 16 */
583 #define	RBR_STAT_OFLOW			0x0000000000010000ULL
584 #define	RBR_STAT_OFLOW_MASK		0x0000000000010000ULL
585 
586 typedef union _rbr_stat_t {
587 	uint64_t value;
588 	struct {
589 #if defined(_BIG_ENDIAN)
590 		uint32_t hdw;
591 #endif
592 		struct {
593 #if defined(_BIT_FIELDS_HTOL)
594 			uint32_t res1_1:15;
595 			uint32_t oflow:1;
596 			uint32_t qlen:16;
597 #elif defined(_BIT_FIELDS_LTOH)
598 			uint32_t qlen:16;
599 			uint32_t oflow:1;
600 			uint32_t res1_1:15;
601 #endif
602 		} ldw;
603 #if !defined(_BIG_ENDIAN)
604 		uint32_t hdw;
605 #endif
606 	} bits;
607 } rbr_stat_t, *p_rbr_stat_t;
608 
609 
610 #define	RBR_HDH_HEAD_H_SHIFT		0			/* bit 11:0 */
611 #define	RBR_HDH_HEAD_H_MASK		0x0000000000000fffULL
612 typedef union _rbr_hdh_t {
613 	uint64_t value;
614 	struct {
615 #if defined(_BIG_ENDIAN)
616 		uint32_t hdw;
617 #endif
618 		struct {
619 #if defined(_BIT_FIELDS_HTOL)
620 			uint32_t res1_1:20;
621 			uint32_t head_h:12;
622 #elif defined(_BIT_FIELDS_LTOH)
623 			uint32_t head_h:12;
624 			uint32_t res1_1:20;
625 #endif
626 		} ldw;
627 #if !defined(_BIG_ENDIAN)
628 		uint32_t hdw;
629 #endif
630 	} bits;
631 } rbr_hdh_t, *p_rbr_hdh_t;
632 
633 #define	RBR_HDL_HEAD_L_SHIFT		2			/* bit 31:2 */
634 #define	RBR_HDL_HEAD_L_MASK		0x00000000FFFFFFFCULL
635 
636 typedef union _rbr_hdl_t {
637 	uint64_t value;
638 	struct {
639 #if defined(_BIG_ENDIAN)
640 		uint32_t hdw;
641 #endif
642 		struct {
643 #if defined(_BIT_FIELDS_HTOL)
644 			uint32_t head_l:30;
645 			uint32_t res2:2;
646 #elif defined(_BIT_FIELDS_LTOH)
647 			uint32_t res2:2;
648 			uint32_t head_l:30;
649 #endif
650 		} ldw;
651 #if !defined(_BIG_ENDIAN)
652 		uint32_t hdw;
653 #endif
654 	} bits;
655 } rbr_hdl_t, *p_rbr_hdl_t;
656 
657 /*
658  * Receive Completion Ring (RCR)
659  */
660 #define	RCR_PKT_BUF_ADDR_SHIFT		0			/* bit 37:0 */
661 #define	RCR_PKT_BUF_ADDR_SHIFT_FULL	6	/* fulll buffer address */
662 #define	RCR_PKT_BUF_ADDR_MASK		0x0000003FFFFFFFFFULL
663 #define	RCR_PKTBUFSZ_SHIFT		38			/* bit 39:38 */
664 #define	RCR_PKTBUFSZ_MASK		0x000000C000000000ULL
665 #define	RCR_L2_LEN_SHIFT		40			/* bit 39:38 */
666 #define	RCR_L2_LEN_MASK			0x003fff0000000000ULL
667 #define	RCR_DCF_ERROR_SHIFT		54			/* bit 54 */
668 #define	RCR_DCF_ERROR_MASK		0x0040000000000000ULL
669 #define	RCR_ERROR_SHIFT			55			/* bit 57:55 */
670 #define	RCR_ERROR_MASK			0x0380000000000000ULL
671 #define	RCR_PROMIS_SHIFT		58			/* bit 58 */
672 #define	RCR_PROMIS_MASK			0x0400000000000000ULL
673 #define	RCR_FRAG_SHIFT			59			/* bit 59 */
674 #define	RCR_FRAG_MASK			0x0800000000000000ULL
675 #define	RCR_ZERO_COPY_SHIFT		60			/* bit 60 */
676 #define	RCR_ZERO_COPY_MASK		0x1000000000000000ULL
677 #define	RCR_PKT_TYPE_SHIFT		61			/* bit 62:61 */
678 #define	RCR_PKT_TYPE_MASK		0x6000000000000000ULL
679 #define	RCR_MULTI_SHIFT			63			/* bit 63 */
680 #define	RCR_MULTI_MASK			0x8000000000000000ULL
681 
682 #define	RCR_PKTBUFSZ_0			0x00
683 #define	RCR_PKTBUFSZ_1			0x01
684 #define	RCR_PKTBUFSZ_2			0x02
685 #define	RCR_SINGLE_BLOCK		0x03
686 
687 #define	RCR_NO_ERROR			0x0
688 #define	RCR_L2_ERROR			0x1
689 #define	RCR_L4_CSUM_ERROR		0x3
690 #define	RCR_FFLP_SOFT_ERROR		0x4
691 #define	RCR_ZCP_SOFT_ERROR		0x5
692 #define	RCR_ERROR_RESERVE		0x6
693 #define	RCR_ERROR_RESERVE_END	0x7
694 
695 #define	RCR_PKT_TYPE_UDP		0x1
696 #define	RCR_PKT_TYPE_TCP		0x2
697 #define	RCR_PKT_TYPE_SCTP		0x3
698 #define	RCR_PKT_TYPE_OTHERS		0x0
699 #define	RCR_PKT_IS_TCP			0x2000000000000000ULL
700 #define	RCR_PKT_IS_UDP			0x4000000000000000ULL
701 #define	RCR_PKT_IS_SCTP			0x6000000000000000ULL
702 
703 
704 typedef union _rcr_entry_t {
705 	uint64_t value;
706 	struct {
707 #if defined(_BIG_ENDIAN)
708 		struct {
709 #if defined(_BIT_FIELDS_HTOL)
710 			uint32_t multi:1;
711 			uint32_t pkt_type:2;
712 			uint32_t zero_copy:1;
713 			uint32_t noport:1;
714 			uint32_t promis:1;
715 			uint32_t error:3;
716 			uint32_t dcf_err:1;
717 			uint32_t l2_len:14;
718 			uint32_t pktbufsz:2;
719 			uint32_t pkt_buf_addr:6;
720 #elif defined(_BIT_FIELDS_LTOH)
721 			uint32_t pkt_buf_addr:6;
722 			uint32_t pktbufsz:2;
723 			uint32_t l2_len:14;
724 			uint32_t dcf_err:1;
725 			uint32_t error:3;
726 			uint32_t promis:1;
727 			uint32_t noport:1;
728 			uint32_t zero_copy:1;
729 			uint32_t pkt_type:2;
730 			uint32_t multi:1;
731 #endif
732 		} hdw;
733 #endif
734 		struct {
735 #if defined(_BIT_FIELDS_HTOL)
736 			uint32_t pkt_buf_addr:32;
737 #elif defined(_BIT_FIELDS_LTOH)
738 			uint32_t pkt_buf_addr:32;
739 #endif
740 		} ldw;
741 #if !defined(_BIG_ENDIAN)
742 		struct {
743 #if defined(_BIT_FIELDS_HTOL)
744 			uint32_t multi:1;
745 			uint32_t pkt_type:2;
746 			uint32_t zero_copy:1;
747 			uint32_t noport:1;
748 			uint32_t promis:1;
749 			uint32_t error:3;
750 			uint32_t dcf_err:1;
751 			uint32_t l2_len:14;
752 			uint32_t pktbufsz:2;
753 			uint32_t pkt_buf_addr:6;
754 #elif defined(_BIT_FIELDS_LTOH)
755 			uint32_t pkt_buf_addr:6;
756 			uint32_t pktbufsz:2;
757 			uint32_t l2_len:14;
758 			uint32_t dcf_err:1;
759 			uint32_t error:3;
760 			uint32_t promis:1;
761 			uint32_t noport:1;
762 			uint32_t zero_copy:1;
763 			uint32_t pkt_type:2;
764 			uint32_t multi:1;
765 #endif
766 		} hdw;
767 #endif
768 	} bits;
769 } rcr_entry_t, *p_rcr_entry_t;
770 
771 /*
772  * Receive Completion Ring Configuration.
773  * (for each DMA channel)
774  */
775 #define	RCRCFIG_A_REG			(DMC + 0x00040)
776 #define	RCRCFIG_B_REG			(DMC + 0x00048)
777 #define	RCRSTAT_A_REG			(DMC + 0x00050)
778 #define	RCRSTAT_B_REG			(DMC + 0x00058)
779 #define	RCRSTAT_C_REG			(DMC + 0x00060)
780 #define	RX_DMA_ENT_MSK_REG		(DMC + 0x00068)
781 #define	RX_DMA_CTL_STAT_REG		(DMC + 0x00070)
782 #define	RCR_FLSH_REG			(DMC + 0x00078)
783 #if OLD
784 #define	RX_DMA_LOGA_REG			(DMC + 0x00080)
785 #define	RX_DMA_LOGB_REG			(DMC + 0x00088)
786 #endif
787 #define	RX_DMA_CTL_STAT_DBG_REG		(DMC + 0x00098)
788 
789 /* (DMC + 0x00050) */
790 #define	RCRCFIG_A_STADDR_SHIFT		6	/* bit 18:6 */
791 #define	RCRCFIG_A_STADDR_MASK		0x000000000007FFC0ULL
792 #define	RCRCFIG_A_STADDR_BASE_SHIF	19	/* bit 43:19 */
793 #define	RCRCFIG_A_STADDR_BASE_MASK	0x00000FFFFFF80000ULL
794 #define	RCRCFIG_A_LEN_SHIF		48	/* bit 63:48 */
795 #define	RCRCFIG_A_LEN__MASK		0xFFFF000000000000ULL
796 
797 /* (DMC + 0x00058) */
798 #define	RCRCFIG_B_TIMEOUT_SHIFT		0		/* bit 5:0 */
799 #define	RCRCFIG_B_TIMEOUT_MASK		0x000000000000003FULL
800 #define	RCRCFIG_B_ENTOUT_SHIFT		15		/* bit  15 */
801 #define	RCRCFIG_B_TIMEOUT		0x0000000000008000ULL
802 #define	RCRCFIG_B_PTHRES_SHIFT		16		/* bit 31:16 */
803 #define	RCRCFIG_B_PTHRES_MASK		0x00000000FFFF0000ULL
804 
805 /* (DMC + 0x00060) */
806 #define	RCRSTAT_A_QLEN_SHIFT		0		/* bit 15:0 */
807 #define	RCRSTAT_A_QLEN_MASK		0x000000000000FFFFULL
808 #define	RCRSTAT_A_PKT_OFL_SHIFT		16		/* bit 16 */
809 #define	RCRSTAT_A_PKT_OFL_MASK		0x0000000000010000ULL
810 #define	RCRSTAT_A_ENT_OFL_SHIFT		17		/* bit 17 */
811 #define	RCRSTAT_A_ENT_QFL_MASK		0x0000000000020000ULL
812 
813 #define	RCRSTAT_C_TLPTR_H_SHIFT		0		/* bit 11:0 */
814 #define	RCRSTAT_C_TLPTR_H_MASK		0x0000000000000FFFULL
815 
816 #define	RCRSTAT_D_TLPTR_L_SHIFT		3		/* bit 31:3 */
817 #define	RCRSTAT_D_TLPTR_L_MASK		0x00000000FFFFFFF8ULL
818 
819 /* Receive DMA Interrupt Behavior: Event Mask  (DMC + 0x00068) */
820 #define	RX_DMA_ENT_MSK_CFIGLOGPGE_SHIFT	0		/* bit 0: 0 to flag */
821 #define	RX_DMA_ENT_MSK_CFIGLOGPGE_MASK	0x0000000000000001ULL
822 #define	RX_DMA_ENT_MSK_RBRLOGPGE_SHIFT	1		/* bit 1: 0 to flag */
823 #define	RX_DMA_ENT_MSK_RBRLOGPGE_MASK	0x0000000000000002ULL
824 #define	RX_DMA_ENT_MSK_RBRFULL_SHIFT	2		/* bit 2: 0 to flag */
825 #define	RX_DMA_ENT_MSK_RBRFULL_MASK	0x0000000000000004ULL
826 #define	RX_DMA_ENT_MSK_RBREMPTY_SHIFT	3		/* bit 3: 0 to flag */
827 #define	RX_DMA_ENT_MSK_RBREMPTY_MASK	0x0000000000000008ULL
828 #define	RX_DMA_ENT_MSK_RCRFULL_SHIFT	4		/* bit 4: 0 to flag */
829 #define	RX_DMA_ENT_MSK_RCRFULL_MASK	0x0000000000000010ULL
830 #define	RX_DMA_ENT_MSK_RCRINCON_SHIFT	5		/* bit 5: 0 to flag */
831 #define	RX_DMA_ENT_MSK_RCRINCON_MASK	0x0000000000000020ULL
832 #define	RX_DMA_ENT_MSK_CONFIG_ERR_SHIFT	6		/* bit 6: 0 to flag */
833 #define	RX_DMA_ENT_MSK_CONFIG_ERR_MASK	0x0000000000000040ULL
834 #define	RX_DMA_ENT_MSK_RCRSH_FULL_SHIFT	7		/* bit 7: 0 to flag */
835 #define	RX_DMA_ENT_MSK_RCRSH_FULL_MASK	0x0000000000000080ULL
836 #define	RX_DMA_ENT_MSK_RBR_PRE_EMPTY_SHIFT	8	/* bit 8: 0 to flag */
837 #define	RX_DMA_ENT_MSK_RBR_PRE_EMPTY_MASK	0x0000000000000100ULL
838 #define	RX_DMA_ENT_MSK_WRED_DROP_SHIFT	9		/* bit 9: 0 to flag */
839 #define	RX_DMA_ENT_MSK_WRED_DROP_MASK	0x0000000000000200ULL
840 #define	RX_DMA_ENT_MSK_PTDROP_PKT_SHIFT	10		/* bit 10: 0 to flag */
841 #define	RX_DMA_ENT_MSK_PTDROP_PKT_MASK	0x0000000000000400ULL
842 #define	RX_DMA_ENT_MSK_RBR_PRE_PAR_SHIFT	11	/* bit 11: 0 to flag */
843 #define	RX_DMA_ENT_MSK_RBR_PRE_PAR_MASK	0x0000000000000800ULL
844 #define	RX_DMA_ENT_MSK_RCR_SHA_PAR_SHIFT	12	/* bit 12: 0 to flag */
845 #define	RX_DMA_ENT_MSK_RCR_SHA_PAR_MASK	0x0000000000001000ULL
846 #define	RX_DMA_ENT_MSK_RCRTO_SHIFT	13		/* bit 13: 0 to flag */
847 #define	RX_DMA_ENT_MSK_RCRTO_MASK	0x0000000000002000ULL
848 #define	RX_DMA_ENT_MSK_THRES_SHIFT	14		/* bit 14: 0 to flag */
849 #define	RX_DMA_ENT_MSK_THRES_MASK	0x0000000000004000ULL
850 #define	RX_DMA_ENT_MSK_DC_FIFO_ERR_SHIFT	16	/* bit 16: 0 to flag */
851 #define	RX_DMA_ENT_MSK_DC_FIFO_ERR_MASK	0x0000000000010000ULL
852 #define	RX_DMA_ENT_MSK_RCR_ACK_ERR_SHIFT	17	/* bit 17: 0 to flag */
853 #define	RX_DMA_ENT_MSK_RCR_ACK_ERR_MASK	0x0000000000020000ULL
854 #define	RX_DMA_ENT_MSK_RSP_DAT_ERR_SHIFT	18	/* bit 18: 0 to flag */
855 #define	RX_DMA_ENT_MSK_RSP_DAT_ERR_MASK	0x0000000000040000ULL
856 #define	RX_DMA_ENT_MSK_BYTE_EN_BUS_SHIFT	19	/* bit 19: 0 to flag */
857 #define	RX_DMA_ENT_MSK_BYTE_EN_BUS_MASK	0x0000000000080000ULL
858 #define	RX_DMA_ENT_MSK_RSP_CNT_ERR_SHIFT	20	/* bit 20: 0 to flag */
859 #define	RX_DMA_ENT_MSK_RSP_CNT_ERR_MASK	0x0000000000100000ULL
860 #define	RX_DMA_ENT_MSK_RBR_TMOUT_SHIFT	21		/* bit 21: 0 to flag */
861 #define	RX_DMA_ENT_MSK_RBR_TMOUT_MASK	0x0000000000200000ULL
862 #define	RX_DMA_ENT_MSK_ALL	(RX_DMA_ENT_MSK_CFIGLOGPGE_MASK |	\
863 				RX_DMA_ENT_MSK_RBRLOGPGE_MASK |	\
864 				RX_DMA_ENT_MSK_RBRFULL_MASK |		\
865 				RX_DMA_ENT_MSK_RBREMPTY_MASK |		\
866 				RX_DMA_ENT_MSK_RCRFULL_MASK |		\
867 				RX_DMA_ENT_MSK_RCRINCON_MASK |		\
868 				RX_DMA_ENT_MSK_CONFIG_ERR_MASK |	\
869 				RX_DMA_ENT_MSK_RCRSH_FULL_MASK |	\
870 				RX_DMA_ENT_MSK_RBR_PRE_EMPTY_MASK |	\
871 				RX_DMA_ENT_MSK_WRED_DROP_MASK |	\
872 				RX_DMA_ENT_MSK_PTDROP_PKT_MASK |	\
873 				RX_DMA_ENT_MSK_PTDROP_PKT_MASK |	\
874 				RX_DMA_ENT_MSK_RBR_PRE_PAR_MASK |	\
875 				RX_DMA_ENT_MSK_RCR_SHA_PAR_MASK |	\
876 				RX_DMA_ENT_MSK_RCRTO_MASK |		\
877 				RX_DMA_ENT_MSK_THRES_MASK |		\
878 				RX_DMA_ENT_MSK_DC_FIFO_ERR_MASK |	\
879 				RX_DMA_ENT_MSK_RCR_ACK_ERR_MASK |	\
880 				RX_DMA_ENT_MSK_RSP_DAT_ERR_MASK |	\
881 				RX_DMA_ENT_MSK_BYTE_EN_BUS_MASK |	\
882 				RX_DMA_ENT_MSK_RSP_CNT_ERR_MASK |	\
883 				RX_DMA_ENT_MSK_RBR_TMOUT_MASK)
884 
885 /* Receive DMA Control and Status  (DMC + 0x00070) */
886 #define	RX_DMA_CTL_STAT_PKTREAD_SHIFT	0	/* WO, bit 15:0 */
887 #define	RX_DMA_CTL_STAT_PKTREAD_MASK	0x000000000000ffffULL
888 #define	RX_DMA_CTL_STAT_PTRREAD_SHIFT	16	/* WO, bit 31:16 */
889 #define	RX_DMA_CTL_STAT_PTRREAD_MASK	0x00000000FFFF0000ULL
890 #define	RX_DMA_CTL_STAT_CFIGLOGPG_SHIFT 32	/* RO, bit 32 */
891 #define	RX_DMA_CTL_STAT_CFIGLOGPG	0x0000000100000000ULL
892 #define	RX_DMA_CTL_STAT_CFIGLOGPG_MASK	0x0000000100000000ULL
893 #define	RX_DMA_CTL_STAT_RBRLOGPG_SHIFT	33	/* RO, bit 33 */
894 #define	RX_DMA_CTL_STAT_RBRLOGPG	0x0000000200000000ULL
895 #define	RX_DMA_CTL_STAT_RBRLOGPG_MASK	0x0000000200000000ULL
896 #define	RX_DMA_CTL_STAT_RBRFULL_SHIFT	34	/* RO, bit 34 */
897 #define	RX_DMA_CTL_STAT_RBRFULL		0x0000000400000000ULL
898 #define	RX_DMA_CTL_STAT_RBRFULL_MASK	0x0000000400000000ULL
899 #define	RX_DMA_CTL_STAT_RBREMPTY_SHIFT	35	/* RW1C, bit 35 */
900 #define	RX_DMA_CTL_STAT_RBREMPTY	0x0000000800000000ULL
901 #define	RX_DMA_CTL_STAT_RBREMPTY_MASK	0x0000000800000000ULL
902 #define	RX_DMA_CTL_STAT_RCRFULL_SHIFT	36	/* RW1C, bit 36 */
903 #define	RX_DMA_CTL_STAT_RCRFULL		0x0000001000000000ULL
904 #define	RX_DMA_CTL_STAT_RCRFULL_MASK	0x0000001000000000ULL
905 #define	RX_DMA_CTL_STAT_RCRINCON_SHIFT	37	/* RO, bit 37 */
906 #define	RX_DMA_CTL_STAT_RCRINCON	0x0000002000000000ULL
907 #define	RX_DMA_CTL_STAT_RCRINCON_MASK	0x0000002000000000ULL
908 #define	RX_DMA_CTL_STAT_CONFIG_ERR_SHIFT 38	/* RO, bit 38 */
909 #define	RX_DMA_CTL_STAT_CONFIG_ERR	0x0000004000000000ULL
910 #define	RX_DMA_CTL_STAT_CONFIG_ERR_MASK	0x0000004000000000ULL
911 #define	RX_DMA_CTL_STAT_RCR_SHDW_FULL_SHIFT 39	/* RO, bit 39 */
912 #define	RX_DMA_CTL_STAT_RCR_SHDW_FULL 0x0000008000000000ULL
913 #define	RX_DMA_CTL_STAT_RCR_SHDW_FULL_MASK 0x0000008000000000ULL
914 #define	RX_DMA_CTL_STAT_RBR_PRE_EMTY_MASK  0x0000010000000000ULL
915 #define	RX_DMA_CTL_STAT_RBR_PRE_EMTY_SHIFT 40	/* RO, bit 40 */
916 #define	RX_DMA_CTL_STAT_RBR_PRE_EMTY 0x0000010000000000ULL
917 #define	RX_DMA_CTL_STAT_RBR_PRE_EMTY_MASK  0x0000010000000000ULL
918 #define	RX_DMA_CTL_STAT_WRED_DROP_SHIFT 41	/* RO, bit 41 */
919 #define	RX_DMA_CTL_STAT_WRED_DROP 0x0000020000000000ULL
920 #define	RX_DMA_CTL_STAT_WRED_DROP_MASK  0x0000020000000000ULL
921 #define	RX_DMA_CTL_STAT_PORT_DROP_PKT_SHIFT 42	/* RO, bit 42 */
922 #define	RX_DMA_CTL_STAT_PORT_DROP_PKT 0x0000040000000000ULL
923 #define	RX_DMA_CTL_STAT_PORT_DROP_PKT_MASK  0x0000040000000000ULL
924 #define	RX_DMA_CTL_STAT_RBR_PRE_PAR_SHIFT 43	/* RO, bit 43 */
925 #define	RX_DMA_CTL_STAT_RBR_PRE_PAR 0x0000080000000000ULL
926 #define	RX_DMA_CTL_STAT_RBR_PRE_PAR_MASK  0x0000080000000000ULL
927 #define	RX_DMA_CTL_STAT_RCR_SHA_PAR_SHIFT 44	/* RO, bit 44 */
928 #define	RX_DMA_CTL_STAT_RCR_SHA_PAR 0x0000100000000000ULL
929 #define	RX_DMA_CTL_STAT_RCR_SHA_PAR_MASK  0x0000100000000000ULL
930 #define	RX_DMA_CTL_STAT_RCRTO_SHIFT	45	/* RW1C, bit 45 */
931 #define	RX_DMA_CTL_STAT_RCRTO		0x0000200000000000ULL
932 #define	RX_DMA_CTL_STAT_RCRTO_MASK	0x0000200000000000ULL
933 #define	RX_DMA_CTL_STAT_RCRTHRES_SHIFT	46	/* RO, bit 46 */
934 #define	RX_DMA_CTL_STAT_RCRTHRES	0x0000400000000000ULL
935 #define	RX_DMA_CTL_STAT_RCRTHRES_MASK	0x0000400000000000ULL
936 #define	RX_DMA_CTL_STAT_MEX_SHIFT	47	/* RW, bit 47 */
937 #define	RX_DMA_CTL_STAT_MEX		0x0000800000000000ULL
938 #define	RX_DMA_CTL_STAT_MEX_MASK	0x0000800000000000ULL
939 #define	RX_DMA_CTL_STAT_DC_FIFO_ERR_SHIFT	48	/* RW1C, bit 48 */
940 #define	RX_DMA_CTL_STAT_DC_FIFO_ERR		0x0001000000000000ULL
941 #define	RX_DMA_CTL_STAT_DC_FIFO_ERR_MASK	0x0001000000000000ULL
942 #define	RX_DMA_CTL_STAT_RCR_ACK_ERR_SHIFT	49	/* RO, bit 49 */
943 #define	RX_DMA_CTL_STAT_RCR_ACK_ERR		0x0002000000000000ULL
944 #define	RX_DMA_CTL_STAT_RCR_ACK_ERR_MASK	0x0002000000000000ULL
945 #define	RX_DMA_CTL_STAT_RSP_DAT_ERR_SHIFT	50	/* RO, bit 50 */
946 #define	RX_DMA_CTL_STAT_RSP_DAT_ERR		0x0004000000000000ULL
947 #define	RX_DMA_CTL_STAT_RSP_DAT_ERR_MASK	0x0004000000000000ULL
948 
949 #define	RX_DMA_CTL_STAT_BYTE_EN_BUS_SHIFT	51	/* RO, bit 51 */
950 #define	RX_DMA_CTL_STAT_BYTE_EN_BUS		0x0008000000000000ULL
951 #define	RX_DMA_CTL_STAT_BYTE_EN_BUS_MASK	0x0008000000000000ULL
952 
953 #define	RX_DMA_CTL_STAT_RSP_CNT_ERR_SHIFT	52	/* RO, bit 52 */
954 #define	RX_DMA_CTL_STAT_RSP_CNT_ERR		0x0010000000000000ULL
955 #define	RX_DMA_CTL_STAT_RSP_CNT_ERR_MASK	0x0010000000000000ULL
956 
957 #define	RX_DMA_CTL_STAT_RBR_TMOUT_SHIFT	53	/* RO, bit 53 */
958 #define	RX_DMA_CTL_STAT_RBR_TMOUT		0x0020000000000000ULL
959 #define	RX_DMA_CTL_STAT_RBR_TMOUT_MASK	0x0020000000000000ULL
960 #define	RX_DMA_CTRL_STAT_ENT_MASK_SHIFT 32
961 #define	RX_DMA_CTL_STAT_ERROR 			(RX_DMA_ENT_MSK_ALL << \
962 						RX_DMA_CTRL_STAT_ENT_MASK_SHIFT)
963 
964 /* the following are write 1 to clear bits */
965 #define	RX_DMA_CTL_STAT_WR1C	RX_DMA_CTL_STAT_RBREMPTY | \
966 				RX_DMA_CTL_STAT_RCR_SHDW_FULL | \
967 				RX_DMA_CTL_STAT_RBR_PRE_EMTY | \
968 				RX_DMA_CTL_STAT_WRED_DROP | \
969 				RX_DMA_CTL_STAT_PORT_DROP_PKT | \
970 				RX_DMA_CTL_STAT_RCRTO | \
971 				RX_DMA_CTL_STAT_RCRTHRES | \
972 				RX_DMA_CTL_STAT_DC_FIFO_ERR
973 
974 /* Receive DMA Interrupt Behavior: Force an update to RCR  (DMC + 0x00078 */
975 #define	RCR_FLSH_SHIFT			0	/* RW, bit 0:0 */
976 #define	RCR_FLSH_SET			0x0000000000000001ULL
977 #define	RCR_FLSH_MASK			0x0000000000000001ULL
978 
979 /* Receive DMA Interrupt Behavior: the first error log  (DMC + 0x00080 */
980 #define	RX_DMA_LOGA_ADDR_SHIFT		0	/* RO, bit 11:0 */
981 #define	RX_DMA_LOGA_ADDR		0x0000000000000FFFULL
982 #define	RX_DMA_LOGA_ADDR_MASK		0x0000000000000FFFULL
983 #define	RX_DMA_LOGA_TYPE_SHIFT		28	/* RO, bit 30:28 */
984 #define	RX_DMA_LOGA_TYPE		0x0000000070000000ULL
985 #define	RX_DMA_LOGA_TYPE_MASK		0x0000000070000FFFULL
986 #define	RX_DMA_LOGA_MULTI_SHIFT		28	/* RO, bit 30:28 */
987 #define	RX_DMA_LOGA_MULTI		0x0000000080000000ULL
988 #define	RX_DMA_LOGA_MULTI_MASK		0x0000000080000FFFULL
989 
990 /* Receive DMA Interrupt Behavior: the first error log  (DMC + 0x00088 */
991 #define	RX_DMA_LOGA_ADDR_L_SHIFT	0	/* RO, bit 31:0 */
992 #define	RX_DMA_LOGA_ADDRL_L		0x00000000FFFFFFFFULL
993 #define	RX_DMA_LOGA_ADDR_LMASK		0x00000000FFFFFFFFULL
994 
995 typedef union _rcrcfig_a_t {
996 	uint64_t value;
997 	struct {
998 #if defined(_BIG_ENDIAN)
999 		struct {
1000 #if defined(_BIT_FIELDS_HTOL)
1001 			uint32_t len:16;
1002 			uint32_t res1:4;
1003 			uint32_t staddr_base:12;
1004 #elif defined(_BIT_FIELDS_LTOH)
1005 			uint32_t staddr_base:12;
1006 			uint32_t res1:4;
1007 			uint32_t len:16;
1008 #endif
1009 		} hdw;
1010 #endif
1011 		struct {
1012 #if defined(_BIT_FIELDS_HTOL)
1013 			uint32_t staddr_base:13;
1014 			uint32_t staddr:13;
1015 			uint32_t res2:6;
1016 #elif defined(_BIT_FIELDS_LTOH)
1017 			uint32_t res2:6;
1018 			uint32_t staddr:13;
1019 			uint32_t staddr_base:13;
1020 #endif
1021 		} ldw;
1022 #if !defined(_BIG_ENDIAN)
1023 		struct {
1024 #if defined(_BIT_FIELDS_HTOL)
1025 			uint32_t len:16;
1026 			uint32_t res1:4;
1027 			uint32_t staddr_base:12;
1028 #elif defined(_BIT_FIELDS_LTOH)
1029 			uint32_t staddr_base:12;
1030 			uint32_t res1:4;
1031 			uint32_t len:16;
1032 #endif
1033 		} hdw;
1034 #endif
1035 	} bits;
1036 } rcrcfig_a_t, *p_rcrcfig_a_t;
1037 
1038 
1039 typedef union _rcrcfig_b_t {
1040 	uint64_t value;
1041 	struct {
1042 #if defined(_BIG_ENDIAN)
1043 		uint32_t hdw;
1044 #endif
1045 		struct {
1046 #if defined(_BIT_FIELDS_HTOL)
1047 			uint32_t pthres:16;
1048 			uint32_t entout:1;
1049 			uint32_t res1:9;
1050 			uint32_t timeout:6;
1051 #elif defined(_BIT_FIELDS_LTOH)
1052 			uint32_t timeout:6;
1053 			uint32_t res1:9;
1054 			uint32_t entout:1;
1055 			uint32_t pthres:16;
1056 #endif
1057 		} ldw;
1058 #if !defined(_BIG_ENDIAN)
1059 		uint32_t hdw;
1060 #endif
1061 	} bits;
1062 } rcrcfig_b_t, *p_rcrcfig_b_t;
1063 
1064 
1065 typedef union _rcrstat_a_t {
1066 	uint64_t value;
1067 	struct {
1068 #if defined(_BIG_ENDIAN)
1069 		uint32_t hdw;
1070 #endif
1071 		struct {
1072 #if defined(_BIT_FIELDS_HTOL)
1073 			uint32_t res1:16;
1074 			uint32_t qlen:16;
1075 #elif defined(_BIT_FIELDS_LTOH)
1076 			uint32_t qlen:16;
1077 			uint32_t res1:16;
1078 #endif
1079 		} ldw;
1080 #if !defined(_BIG_ENDIAN)
1081 		uint32_t hdw;
1082 #endif
1083 	} bits;
1084 } rcrstat_a_t, *p_rcrstat_a_t;
1085 
1086 
1087 typedef union _rcrstat_b_t {
1088 	uint64_t value;
1089 	struct {
1090 #if defined(_BIG_ENDIAN)
1091 		uint32_t hdw;
1092 #endif
1093 		struct {
1094 #if defined(_BIT_FIELDS_HTOL)
1095 			uint32_t res1:20;
1096 			uint32_t tlptr_h:12;
1097 #elif defined(_BIT_FIELDS_LTOH)
1098 			uint32_t tlptr_h:12;
1099 			uint32_t res1:20;
1100 #endif
1101 		} ldw;
1102 #if !defined(_BIG_ENDIAN)
1103 		uint32_t hdw;
1104 #endif
1105 	} bits;
1106 } rcrstat_b_t, *p_rcrstat_b_t;
1107 
1108 
1109 typedef union _rcrstat_c_t {
1110 	uint64_t value;
1111 	struct {
1112 #if defined(_BIG_ENDIAN)
1113 		uint32_t hdw;
1114 #endif
1115 		struct {
1116 #if defined(_BIT_FIELDS_HTOL)
1117 			uint32_t tlptr_l:29;
1118 			uint32_t res1:3;
1119 #elif defined(_BIT_FIELDS_LTOH)
1120 			uint32_t res1:3;
1121 			uint32_t tlptr_l:29;
1122 #endif
1123 		} ldw;
1124 #if !defined(_BIG_ENDIAN)
1125 		uint32_t hdw;
1126 #endif
1127 	} bits;
1128 } rcrstat_c_t, *p_rcrstat_c_t;
1129 
1130 
1131 /* Receive DMA Event Mask */
1132 typedef union _rx_dma_ent_msk_t {
1133 	uint64_t value;
1134 	struct {
1135 #if defined(_BIG_ENDIAN)
1136 		uint32_t hdw;
1137 #endif
1138 		struct {
1139 #if defined(_BIT_FIELDS_HTOL)
1140 			uint32_t rsrvd2:10;
1141 			uint32_t rbr_tmout:1;
1142 			uint32_t rsp_cnt_err:1;
1143 			uint32_t byte_en_bus:1;
1144 			uint32_t rsp_dat_err:1;
1145 			uint32_t rcr_ack_err:1;
1146 			uint32_t dc_fifo_err:1;
1147 			uint32_t rsrvd:1;
1148 			uint32_t rcrthres:1;
1149 			uint32_t rcrto:1;
1150 			uint32_t rcr_sha_par:1;
1151 			uint32_t rbr_pre_par:1;
1152 			uint32_t port_drop_pkt:1;
1153 			uint32_t wred_drop:1;
1154 			uint32_t rbr_pre_empty:1;
1155 			uint32_t rcr_shadow_full:1;
1156 			uint32_t config_err:1;
1157 			uint32_t rcrincon:1;
1158 			uint32_t rcrfull:1;
1159 			uint32_t rbr_empty:1;
1160 			uint32_t rbrfull:1;
1161 			uint32_t rbrlogpage:1;
1162 			uint32_t cfiglogpage:1;
1163 #elif defined(_BIT_FIELDS_LTOH)
1164 			uint32_t cfiglogpage:1;
1165 			uint32_t rbrlogpage:1;
1166 			uint32_t rbrfull:1;
1167 			uint32_t rbr_empty:1;
1168 			uint32_t rcrfull:1;
1169 			uint32_t rcrincon:1;
1170 			uint32_t config_err:1;
1171 			uint32_t rcr_shadow_full:1;
1172 			uint32_t rbr_pre_empty:1;
1173 			uint32_t wred_drop:1;
1174 			uint32_t port_drop_pkt:1;
1175 			uint32_t rbr_pre_par:1;
1176 			uint32_t rcr_sha_par:1;
1177 			uint32_t rcrto:1;
1178 			uint32_t rcrthres:1;
1179 			uint32_t rsrvd:1;
1180 			uint32_t dc_fifo_err:1;
1181 			uint32_t rcr_ack_err:1;
1182 			uint32_t rsp_dat_err:1;
1183 			uint32_t byte_en_bus:1;
1184 			uint32_t rsp_cnt_err:1;
1185 			uint32_t rbr_tmout:1;
1186 			uint32_t rsrvd2:10;
1187 #endif
1188 		} ldw;
1189 #if !defined(_BIG_ENDIAN)
1190 		uint32_t hdw;
1191 #endif
1192 	} bits;
1193 } rx_dma_ent_msk_t, *p_rx_dma_ent_msk_t;
1194 
1195 
1196 /* Receive DMA Control and Status */
1197 typedef union _rx_dma_ctl_stat_t {
1198 	uint64_t value;
1199 	struct {
1200 #if defined(_BIG_ENDIAN)
1201 		struct {
1202 #if defined(_BIT_FIELDS_HTOL)
1203 			uint32_t rsrvd:10;
1204 			uint32_t rbr_tmout:1;
1205 			uint32_t rsp_cnt_err:1;
1206 			uint32_t byte_en_bus:1;
1207 			uint32_t rsp_dat_err:1;
1208 			uint32_t rcr_ack_err:1;
1209 			uint32_t dc_fifo_err:1;
1210 			uint32_t mex:1;
1211 			uint32_t rcrthres:1;
1212 			uint32_t rcrto:1;
1213 			uint32_t rcr_sha_par:1;
1214 			uint32_t rbr_pre_par:1;
1215 			uint32_t port_drop_pkt:1;
1216 			uint32_t wred_drop:1;
1217 			uint32_t rbr_pre_empty:1;
1218 			uint32_t rcr_shadow_full:1;
1219 			uint32_t config_err:1;
1220 			uint32_t rcrincon:1;
1221 			uint32_t rcrfull:1;
1222 			uint32_t rbr_empty:1;
1223 			uint32_t rbrfull:1;
1224 			uint32_t rbrlogpage:1;
1225 			uint32_t cfiglogpage:1;
1226 #elif defined(_BIT_FIELDS_LTOH)
1227 			uint32_t cfiglogpage:1;
1228 			uint32_t rbrlogpage:1;
1229 			uint32_t rbrfull:1;
1230 			uint32_t rbr_empty:1;
1231 			uint32_t rcrfull:1;
1232 			uint32_t rcrincon:1;
1233 			uint32_t config_err:1;
1234 			uint32_t rcr_shadow_full:1;
1235 			uint32_t rbr_pre_empty:1;
1236 			uint32_t wred_drop:1;
1237 			uint32_t port_drop_pkt:1;
1238 			uint32_t rbr_pre_par:1;
1239 			uint32_t rcr_sha_par:1;
1240 			uint32_t rcrto:1;
1241 			uint32_t rcrthres:1;
1242 			uint32_t mex:1;
1243 			uint32_t dc_fifo_err:1;
1244 			uint32_t rcr_ack_err:1;
1245 			uint32_t rsp_dat_err:1;
1246 			uint32_t byte_en_bus:1;
1247 			uint32_t rsp_cnt_err:1;
1248 			uint32_t rbr_tmout:1;
1249 			uint32_t rsrvd:10;
1250 #endif
1251 		} hdw;
1252 
1253 #endif
1254 		struct {
1255 #if defined(_BIT_FIELDS_HTOL)
1256 			uint32_t ptrread:16;
1257 			uint32_t pktread:16;
1258 #elif defined(_BIT_FIELDS_LTOH)
1259 			uint32_t pktread:16;
1260 			uint32_t ptrread:16;
1261 
1262 #endif
1263 		} ldw;
1264 #if !defined(_BIG_ENDIAN)
1265 		struct {
1266 #if defined(_BIT_FIELDS_HTOL)
1267 			uint32_t rsrvd:10;
1268 			uint32_t rbr_tmout:1;
1269 			uint32_t rsp_cnt_err:1;
1270 			uint32_t byte_en_bus:1;
1271 			uint32_t rsp_dat_err:1;
1272 			uint32_t rcr_ack_err:1;
1273 			uint32_t dc_fifo_err:1;
1274 			uint32_t mex:1;
1275 			uint32_t rcrthres:1;
1276 			uint32_t rcrto:1;
1277 			uint32_t rcr_sha_par:1;
1278 			uint32_t rbr_pre_par:1;
1279 			uint32_t port_drop_pkt:1;
1280 			uint32_t wred_drop:1;
1281 			uint32_t rbr_pre_empty:1;
1282 			uint32_t rcr_shadow_full:1;
1283 			uint32_t config_err:1;
1284 			uint32_t rcrincon:1;
1285 			uint32_t rcrfull:1;
1286 			uint32_t rbr_empty:1;
1287 			uint32_t rbrfull:1;
1288 			uint32_t rbrlogpage:1;
1289 			uint32_t cfiglogpage:1;
1290 #elif defined(_BIT_FIELDS_LTOH)
1291 			uint32_t cfiglogpage:1;
1292 			uint32_t rbrlogpage:1;
1293 			uint32_t rbrfull:1;
1294 			uint32_t rbr_empty:1;
1295 			uint32_t rcrfull:1;
1296 			uint32_t rcrincon:1;
1297 			uint32_t config_err:1;
1298 			uint32_t rcr_shadow_full:1;
1299 			uint32_t rbr_pre_empty:1;
1300 			uint32_t wred_drop:1;
1301 			uint32_t port_drop_pkt:1;
1302 			uint32_t rbr_pre_par:1;
1303 			uint32_t rcr_sha_par:1;
1304 			uint32_t rcrto:1;
1305 			uint32_t rcrthres:1;
1306 			uint32_t mex:1;
1307 			uint32_t dc_fifo_err:1;
1308 			uint32_t rcr_ack_err:1;
1309 			uint32_t rsp_dat_err:1;
1310 			uint32_t byte_en_bus:1;
1311 			uint32_t rsp_cnt_err:1;
1312 			uint32_t rbr_tmout:1;
1313 			uint32_t rsrvd:10;
1314 #endif
1315 		} hdw;
1316 #endif
1317 	} bits;
1318 } rx_dma_ctl_stat_t, *p_rx_dma_ctl_stat_t;
1319 
1320 typedef union _rcr_flsh_t {
1321 	uint64_t value;
1322 	struct {
1323 #if defined(_BIG_ENDIAN)
1324 		uint32_t hdw;
1325 #endif
1326 		struct {
1327 #if defined(_BIT_FIELDS_HTOL)
1328 			uint32_t res1_1:31;
1329 			uint32_t flsh:1;
1330 #elif defined(_BIT_FIELDS_LTOH)
1331 			uint32_t flsh:1;
1332 			uint32_t res1_1:31;
1333 #endif
1334 		} ldw;
1335 #if !defined(_BIG_ENDIAN)
1336 		uint32_t hdw;
1337 #endif
1338 	} bits;
1339 } rcr_flsh_t, *p_rcr_flsh_t;
1340 
1341 
1342 typedef union _rx_dma_loga_t {
1343 	uint64_t value;
1344 	struct {
1345 #if defined(_BIG_ENDIAN)
1346 		uint32_t hdw;
1347 #endif
1348 		struct {
1349 #if defined(_BIT_FIELDS_HTOL)
1350 			uint32_t multi:1;
1351 			uint32_t type:3;
1352 			uint32_t res1:16;
1353 			uint32_t addr:12;
1354 #elif defined(_BIT_FIELDS_LTOH)
1355 			uint32_t addr:12;
1356 			uint32_t res1:16;
1357 			uint32_t type:3;
1358 			uint32_t multi:1;
1359 #endif
1360 		} ldw;
1361 #if !defined(_BIG_ENDIAN)
1362 		uint32_t hdw;
1363 #endif
1364 	} bits;
1365 } rx_dma_loga_t, *p_rx_dma_loga_t;
1366 
1367 
1368 typedef union _rx_dma_logb_t {
1369 	uint64_t value;
1370 	struct {
1371 #if defined(_BIG_ENDIAN)
1372 		uint32_t hdw;
1373 #endif
1374 		struct {
1375 #if defined(_BIT_FIELDS_HTOL)
1376 			uint32_t addr_l:32;
1377 #elif defined(_BIT_FIELDS_LTOH)
1378 			uint32_t addr_l:32;
1379 #endif
1380 		} ldw;
1381 #if !defined(_BIG_ENDIAN)
1382 		uint32_t hdw;
1383 #endif
1384 	} bits;
1385 } rx_dma_logb_t, *p_rx_dma_logb_t;
1386 
1387 
1388 #define	RX_DMA_MAILBOX_BYTE_LENGTH	64
1389 #define	RX_DMA_MBOX_UNUSED_1		8
1390 #define	RX_DMA_MBOX_UNUSED_2		16
1391 
1392 typedef struct _rxdma_mailbox_t {
1393 	rx_dma_ctl_stat_t	rxdma_ctl_stat;		/* 8 bytes */
1394 	rbr_stat_t		rbr_stat;		/* 8 bytes */
1395 	uint32_t		rbr_hdl;		/* 4 bytes (31:0) */
1396 	uint32_t		rbr_hdh;		/* 4 bytes (31:0) */
1397 	uint32_t		resv_1[RX_DMA_MBOX_UNUSED_1];
1398 	uint32_t		rcrstat_c;		/* 4 bytes (31:0) */
1399 	uint32_t		rcrstat_b;		/* 4 bytes (31:0) */
1400 	rcrstat_a_t		rcrstat_a;		/* 8 bytes */
1401 	uint32_t		resv_2[RX_DMA_MBOX_UNUSED_2];
1402 } rxdma_mailbox_t, *p_rxdma_mailbox_t;
1403 
1404 
1405 
1406 typedef union _rx_disc_cnt_t {
1407 	uint64_t value;
1408 	struct {
1409 #if defined(_BIG_ENDIAN)
1410 		uint32_t hdw;
1411 #endif
1412 		struct {
1413 #if defined(_BIT_FIELDS_HTOL)
1414 			uint32_t res_1:15;
1415 			uint32_t oflow:1;
1416 			uint32_t count:16;
1417 #elif defined(_BIT_FIELDS_LTOH)
1418 			uint32_t count:16;
1419 			uint32_t oflow:1;
1420 			uint32_t res_1:15;
1421 #endif
1422 		} ldw;
1423 #if !defined(_BIG_ENDIAN)
1424 		uint32_t hdw;
1425 #endif
1426 	} bits;
1427 } rx_disc_cnt_t, *p_rx_disc_cnt_t;
1428 
1429 #define	RXMISC_DISCARD_REG		(DMC + 0x00090)
1430 
1431 #if OLD
1432 /*
1433  * RBR Empty: If the RBR is empty or the prefetch buffer is empty,
1434  * packets will be discarded (Each RBR has one).
1435  * (16 channels, 0x200)
1436  */
1437 #define	RDC_PRE_EMPTY_REG		(DMC + 0x000B0)
1438 #define	RDC_PRE_EMPTY_OFFSET(channel)	(RDC_PRE_EMPTY_REG + \
1439 						(DMC_OFFSET(channel))
1440 
1441 typedef union _rdc_pre_empty_t {
1442 	uint64_t value;
1443 	struct {
1444 #if defined(_BIG_ENDIAN)
1445 		uint32_t hdw;
1446 #endif
1447 		struct {
1448 #if defined(_BIT_FIELDS_HTOL)
1449 			uint32_t res_1:15;
1450 			uint32_t oflow:1;
1451 			uint32_t count:16;
1452 #elif defined(_BIT_FIELDS_LTOH)
1453 			uint32_t count:16;
1454 			uint32_t oflow:1;
1455 			uint32_t res_1:15;
1456 #endif
1457 		} ldw;
1458 #if !defined(_BIG_ENDIAN)
1459 		uint32_t hdw;
1460 #endif
1461 	} bits;
1462 } rdc_pre_empty_t, *p_rdc_pre_empty_t;
1463 #endif
1464 
1465 
1466 #define	FZC_DMC_REG_SIZE		0x20
1467 #define	FZC_DMC_OFFSET(channel)		(FZC_DMC_REG_SIZE * channel)
1468 
1469 /* WRED discard count register (16, 0x40) */
1470 #define	RED_DIS_CNT_REG			(FZC_DMC + 0x30008)
1471 #define	RED_DMC_OFFSET(channel)		(0x40 * channel)
1472 #define	RDC_DIS_CNT_OFFSET(rdc)	(RED_DIS_CNT_REG + RED_DMC_OFFSET(rdc))
1473 
1474 typedef union _red_disc_cnt_t {
1475 	uint64_t value;
1476 	struct {
1477 #if defined(_BIG_ENDIAN)
1478 		uint32_t hdw;
1479 #endif
1480 		struct {
1481 #if defined(_BIT_FIELDS_HTOL)
1482 			uint32_t res_1:15;
1483 			uint32_t oflow:1;
1484 			uint32_t count:16;
1485 #elif defined(_BIT_FIELDS_LTOH)
1486 			uint32_t count:16;
1487 			uint32_t oflow:1;
1488 			uint32_t res_1:15;
1489 #endif
1490 		} ldw;
1491 #if !defined(_BIG_ENDIAN)
1492 		uint32_t hdw;
1493 #endif
1494 	} bits;
1495 } red_disc_cnt_t, *p_red_disc_cnt_t;
1496 
1497 
1498 #define	RDMC_PRE_PAR_ERR_REG			(FZC_DMC + 0x00078)
1499 #define	RDMC_SHA_PAR_ERR_REG			(FZC_DMC + 0x00080)
1500 
1501 typedef union _rdmc_par_err_log {
1502 	uint64_t value;
1503 	struct {
1504 #if defined(_BIG_ENDIAN)
1505 		uint32_t hdw;
1506 #endif
1507 		struct {
1508 #if defined(_BIT_FIELDS_HTOL)
1509 			uint32_t res_1:16;
1510 			uint32_t err:1;
1511 			uint32_t merr:1;
1512 			uint32_t res:6;
1513 			uint32_t addr:8;
1514 #elif defined(_BIT_FIELDS_LTOH)
1515 			uint32_t addr:8;
1516 			uint32_t res:6;
1517 			uint32_t merr:1;
1518 			uint32_t err:1;
1519 			uint32_t res_1:16;
1520 #endif
1521 		} ldw;
1522 #if !defined(_BIG_ENDIAN)
1523 		uint32_t hdw;
1524 #endif
1525 	} bits;
1526 } rdmc_par_err_log_t, *p_rdmc_par_err_log_t;
1527 
1528 
1529 /* Used for accessing RDMC Memory */
1530 #define	RDMC_MEM_ADDR_REG			(FZC_DMC + 0x00088)
1531 
1532 
1533 typedef union _rdmc_mem_addr {
1534 	uint64_t value;
1535 	struct {
1536 #if defined(_BIG_ENDIAN)
1537 		uint32_t hdw;
1538 #endif
1539 
1540 #define	RDMC_MEM_ADDR_PREFETCH 0
1541 #define	RDMC_MEM_ADDR_SHADOW 1
1542 
1543 		struct {
1544 #if defined(_BIT_FIELDS_HTOL)
1545 			uint32_t res_1:23;
1546 			uint32_t pre_shad:1;
1547 			uint32_t addr:8;
1548 #elif defined(_BIT_FIELDS_LTOH)
1549 			uint32_t addr:8;
1550 			uint32_t pre_shad:1;
1551 			uint32_t res_1:23;
1552 #endif
1553 		} ldw;
1554 #if !defined(_BIG_ENDIAN)
1555 		uint32_t hdw;
1556 #endif
1557 	} bits;
1558 } rdmc_mem_addr_t, *p_rdmc_mem_addr_t;
1559 
1560 
1561 #define	RDMC_MEM_DATA0_REG			(FZC_DMC + 0x00090)
1562 #define	RDMC_MEM_DATA1_REG			(FZC_DMC + 0x00098)
1563 #define	RDMC_MEM_DATA2_REG			(FZC_DMC + 0x000A0)
1564 #define	RDMC_MEM_DATA3_REG			(FZC_DMC + 0x000A8)
1565 #define	RDMC_MEM_DATA4_REG			(FZC_DMC + 0x000B0)
1566 
1567 typedef union _rdmc_mem_data {
1568 	uint64_t value;
1569 	struct {
1570 #if defined(_BIG_ENDIAN)
1571 		uint32_t hdw;
1572 #endif
1573 
1574 		struct {
1575 #if defined(_BIT_FIELDS_HTOL)
1576 			uint32_t data;
1577 #elif defined(_BIT_FIELDS_LTOH)
1578 			uint32_t data;
1579 #endif
1580 		} ldw;
1581 #if !defined(_BIG_ENDIAN)
1582 		uint32_t hdw;
1583 #endif
1584 	} bits;
1585 } rdmc_mem_data_t, *p_rdmc_mem_data_t;
1586 
1587 
1588 typedef union _rdmc_mem_access {
1589 #define	RDMC_MEM_READ 1
1590 #define	RDMC_MEM_WRITE 2
1591 	uint32_t data[5];
1592 	uint8_t addr;
1593 	uint8_t location;
1594 } rdmc_mem_access_t, *p_rdmc_mem_access_t;
1595 
1596 
1597 #define	RX_CTL_DAT_FIFO_STAT_REG			(FZC_DMC + 0x000B8)
1598 #define	RX_CTL_DAT_FIFO_MASK_REG			(FZC_DMC + 0x000C0)
1599 #define	RX_CTL_DAT_FIFO_STAT_DBG_REG		(FZC_DMC + 0x000D0)
1600 
1601 typedef union _rx_ctl_dat_fifo {
1602 #define	FIFO_EOP_PORT0 0x1
1603 #define	FIFO_EOP_PORT1 0x2
1604 #define	FIFO_EOP_PORT2 0x4
1605 #define	FIFO_EOP_PORT3 0x8
1606 #define	FIFO_EOP_ALL 0xF
1607 	uint64_t value;
1608 	struct {
1609 #if defined(_BIG_ENDIAN)
1610 		uint32_t hdw;
1611 #endif
1612 		struct {
1613 #if defined(_BIT_FIELDS_HTOL)
1614 			uint32_t res_1:23;
1615 			uint32_t id_mismatch:1;
1616 			uint32_t zcp_eop_err:4;
1617 			uint32_t ipp_eop_err:4;
1618 #elif defined(_BIT_FIELDS_LTOH)
1619 			uint32_t ipp_eop_err:4;
1620 			uint32_t zcp_eop_err:4;
1621 			uint32_t id_mismatch:1;
1622 			uint32_t res_1:23;
1623 #endif
1624 		} ldw;
1625 #if !defined(_BIG_ENDIAN)
1626 		uint32_t hdw;
1627 #endif
1628 	} bits;
1629 } rx_ctl_dat_fifo_mask_t, rx_ctl_dat_fifo_stat_t,
1630 	rx_ctl_dat_fifo_stat_dbg_t, *p_rx_ctl_dat_fifo_t;
1631 
1632 
1633 
1634 #define	RDMC_TRAINING_VECTOR_REG		(FZC_DMC + 0x000C8)
1635 
1636 typedef union _rx_training_vect {
1637 	uint64_t value;
1638 	struct {
1639 #if defined(_BIG_ENDIAN)
1640 		uint32_t hdw;
1641 #endif
1642 		struct {
1643 			uint32_t tv;
1644 		} ldw;
1645 #if !defined(_BIG_ENDIAN)
1646 		uint32_t hdw;
1647 #endif
1648 	} bits;
1649 } rx_training_vect_t, *p_rx_training_vect_t;
1650 
1651 #define	RXCTL_IPP_EOP_ERR_MASK	0x0000000FULL
1652 #define	RXCTL_IPP_EOP_ERR_SHIFT	0x0
1653 #define	RXCTL_ZCP_EOP_ERR_MASK	0x000000F0ULL
1654 #define	RXCTL_ZCP_EOP_ERR_SHIFT	0x4
1655 #define	RXCTL_ID_MISMATCH_MASK	0x00000100ULL
1656 #define	RXCTL_ID_MISMATCH_SHIFT	0x8
1657 
1658 
1659 /*
1660  * Receive Packet Header Format
1661  * Packet header before the packet.
1662  * The minimum is 2 bytes and the max size is 18 bytes.
1663  */
1664 /*
1665  * Packet header format 0 (2 bytes).
1666  */
1667 typedef union _rx_pkt_hdr0_t {
1668 	uint16_t value;
1669 	struct {
1670 #if	defined(_BIT_FIELDS_HTOL)
1671 		uint16_t inputport:2;
1672 		uint16_t maccheck:1;
1673 		uint16_t class:5;
1674 		uint16_t vlan:1;
1675 		uint16_t llcsnap:1;
1676 		uint16_t noport:1;
1677 		uint16_t badip:1;
1678 		uint16_t tcamhit:1;
1679 		uint16_t tres:2;
1680 		uint16_t tzfvld:1;
1681 #elif defined(_BIT_FIELDS_LTOH)
1682 		uint16_t tzfvld:1;
1683 		uint16_t tres:2;
1684 		uint16_t tcamhit:1;
1685 		uint16_t badip:1;
1686 		uint16_t noport:1;
1687 		uint16_t llcsnap:1;
1688 		uint16_t vlan:1;
1689 		uint16_t class:5;
1690 		uint16_t maccheck:1;
1691 		uint16_t inputport:2;
1692 #endif
1693 	} bits;
1694 } rx_pkt_hdr0_t, *p_rx_pkt_hdr0_t;
1695 
1696 
1697 /*
1698  * Packet header format 1.
1699  */
1700 typedef union _rx_pkt_hdr1_b0_t {
1701 	uint8_t value;
1702 	struct  {
1703 #if	defined(_BIT_FIELDS_HTOL)
1704 		uint8_t hwrsvd:8;
1705 #elif defined(_BIT_FIELDS_LTOH)
1706 		uint8_t hwrsvd:8;
1707 #endif
1708 	} bits;
1709 } rx_pkt_hdr1_b0_t, *p_rx_pkt_hdr1_b0_t;
1710 
1711 typedef union _rx_pkt_hdr1_b1_t {
1712 	uint8_t value;
1713 	struct  {
1714 #if	defined(_BIT_FIELDS_HTOL)
1715 		uint8_t tcammatch:8;
1716 #elif defined(_BIT_FIELDS_LTOH)
1717 		uint8_t tcammatch:8;
1718 #endif
1719 	} bits;
1720 } rx_pkt_hdr1_b1_t, *p_rx_pkt_hdr1_b1_t;
1721 
1722 typedef union _rx_pkt_hdr1_b2_t {
1723 	uint8_t value;
1724 	struct  {
1725 #if	defined(_BIT_FIELDS_HTOL)
1726 		uint8_t resv:2;
1727 		uint8_t hashhit:1;
1728 		uint8_t exact:1;
1729 		uint8_t hzfvld:1;
1730 		uint8_t hashidx:3;
1731 #elif defined(_BIT_FIELDS_LTOH)
1732 		uint8_t hashidx:3;
1733 		uint8_t hzfvld:1;
1734 		uint8_t exact:1;
1735 		uint8_t hashhit:1;
1736 		uint8_t resv:2;
1737 #endif
1738 	} bits;
1739 } rx_pkt_hdr1_b2_t, *p_rx_pkt_hdr1_b2_t;
1740 
1741 typedef union _rx_pkt_hdr1_b3_t {
1742 	uint8_t value;
1743 	struct  {
1744 #if	defined(_BIT_FIELDS_HTOL)
1745 		uint8_t zc_resv:8;
1746 #elif defined(_BIT_FIELDS_LTOH)
1747 		uint8_t zc_resv:8;
1748 #endif
1749 	} bits;
1750 } rx_pkt_hdr1_b3_t, *p_rx_pkt_hdr1_b3_t;
1751 
1752 typedef union _rx_pkt_hdr1_b4_t {
1753 	uint8_t value;
1754 	struct  {
1755 #if	defined(_BIT_FIELDS_HTOL)
1756 		uint8_t resv:4;
1757 		uint8_t zflowid:4;
1758 #elif defined(_BIT_FIELDS_LTOH)
1759 		uint8_t zflowid:4;
1760 		uint8_t resv:4;
1761 #endif
1762 	} bits;
1763 } rx_pkt_hdr1_b4_t, *p_rx_pkt_hdr1_b4_t;
1764 
1765 typedef union _rx_pkt_hdr1_b5_t {
1766 	uint8_t value;
1767 	struct  {
1768 #if	defined(_BIT_FIELDS_HTOL)
1769 		uint8_t zflowid:8;
1770 #elif defined(_BIT_FIELDS_LTOH)
1771 		uint8_t zflowid:8;
1772 #endif
1773 	} bits;
1774 } rx_pkt_hdr1_b5_t, *p_rx_pkt_hdr1_b5_t;
1775 
1776 typedef union _rx_pkt_hdr1_b6_t {
1777 	uint8_t value;
1778 	struct  {
1779 #if	defined(_BIT_FIELDS_HTOL)
1780 		uint8_t hashval2:8;
1781 #elif defined(_BIT_FIELDS_LTOH)
1782 		uint8_t hashval2:8;
1783 #endif
1784 	} bits;
1785 } rx_pkt_hdr1_b6_t, *p_rx_pkt_hdr1_b6_t;
1786 
1787 typedef union _rx_pkt_hdr1_b7_t {
1788 	uint8_t value;
1789 	struct  {
1790 #if	defined(_BIT_FIELDS_HTOL)
1791 		uint8_t hashval2:8;
1792 #elif defined(_BIT_FIELDS_LTOH)
1793 		uint8_t hashval2:8;
1794 #endif
1795 	} bits;
1796 } rx_pkt_hdr1_b7_t, *p_rx_pkt_hdr1_b7_t;
1797 
1798 typedef union _rx_pkt_hdr1_b8_t {
1799 	uint8_t value;
1800 	struct  {
1801 #if defined(_BIT_FIELDS_HTOL)
1802 		uint8_t resv:4;
1803 		uint8_t h1:4;
1804 #elif defined(_BIT_FIELDS_LTOH)
1805 		uint8_t h1:4;
1806 		uint8_t resv:4;
1807 #endif
1808 	} bits;
1809 } rx_pkt_hdr1_b8_t, *p_rx_pkt_hdr1_b8_t;
1810 
1811 typedef union _rx_pkt_hdr1_b9_t {
1812 	uint8_t value;
1813 	struct  {
1814 #if defined(_BIT_FIELDS_HTOL)
1815 		uint8_t h1:8;
1816 #elif defined(_BIT_FIELDS_LTOH)
1817 		uint8_t h1:8;
1818 #endif
1819 	} bits;
1820 } rx_pkt_hdr1_b9_t, *p_rx_pkt_hdr1_b9_t;
1821 
1822 typedef union _rx_pkt_hdr1_b10_t {
1823 	uint8_t value;
1824 	struct  {
1825 #if defined(_BIT_FIELDS_HTOL)
1826 		uint8_t resv:4;
1827 		uint8_t h1:4;
1828 #elif defined(_BIT_FIELDS_LTOH)
1829 		uint8_t h1:4;
1830 		uint8_t resv:4;
1831 #endif
1832 	} bits;
1833 } rx_pkt_hdr1_b10_t, *p_rx_pkt_hdr1_b10_t;
1834 
1835 typedef union _rx_pkt_hdr1_b11_b12_t {
1836 	uint16_t value;
1837 	struct {
1838 #if	defined(_BIT_FIELDS_HTOL)
1839 		uint16_t h1_1:8;
1840 		uint16_t h1_2:8;
1841 #elif defined(_BIT_FIELDS_LTOH)
1842 		uint16_t h1_2:8;
1843 		uint16_t h1_1:8;
1844 #endif
1845 	} bits;
1846 } rx_pkt_hdr1_b11_b12_t, *p_rx_pkt_hdr1_b11_b12_t;
1847 
1848 typedef union _rx_pkt_hdr1_b13_t {
1849 	uint8_t value;
1850 	struct  {
1851 #if defined(_BIT_FIELDS_HTOL)
1852 		uint8_t usr_data:8;
1853 #elif defined(_BIT_FIELDS_LTOH)
1854 		uint8_t usr_data:8;
1855 #endif
1856 	} bits;
1857 } rx_pkt_hdr1_b13_t, *p_rx_pkt_hdr1_b13_t;
1858 
1859 typedef union _rx_pkt_hdr1_b14_b17_t {
1860 	uint32_t value;
1861 	struct  {
1862 #if defined(_BIT_FIELDS_HTOL)
1863 		uint32_t usr_data_1:8;
1864 		uint32_t usr_data_2:8;
1865 		uint32_t usr_data_3:8;
1866 		uint32_t usr_data_4:8;
1867 #elif defined(_BIT_FIELDS_LTOH)
1868 		uint32_t usr_data_4:8;
1869 		uint32_t usr_data_3:8;
1870 		uint32_t usr_data_2:8;
1871 		uint32_t usr_data_1:8;
1872 #endif
1873 	} bits;
1874 } rx_pkt_hdr1_b14_b17_t, *p_rx_pkt_hdr1_b14_b17_t;
1875 
1876 /* Receive packet header 1 format (18 bytes) */
1877 typedef struct _rx_pkt_hdr_t {
1878 	rx_pkt_hdr1_b0_t		rx_hdr1_b0;
1879 	rx_pkt_hdr1_b1_t		rx_hdr1_b1;
1880 	rx_pkt_hdr1_b2_t		rx_hdr1_b2;
1881 	rx_pkt_hdr1_b3_t		rx_hdr1_b3;
1882 	rx_pkt_hdr1_b4_t		rx_hdr1_b4;
1883 	rx_pkt_hdr1_b5_t		rx_hdr1_b5;
1884 	rx_pkt_hdr1_b6_t		rx_hdr1_b6;
1885 	rx_pkt_hdr1_b7_t		rx_hdr1_b7;
1886 	rx_pkt_hdr1_b8_t		rx_hdr1_b8;
1887 	rx_pkt_hdr1_b9_t		rx_hdr1_b9;
1888 	rx_pkt_hdr1_b10_t		rx_hdr1_b10;
1889 	rx_pkt_hdr1_b11_b12_t		rx_hdr1_b11_b12;
1890 	rx_pkt_hdr1_b13_t		rx_hdr1_b13;
1891 	rx_pkt_hdr1_b14_b17_t		rx_hdr1_b14_b17;
1892 } rx_pkt_hdr1_t, *p_rx_pkt_hdr1_t;
1893 
1894 
1895 #ifdef	__cplusplus
1896 }
1897 #endif
1898 
1899 #endif	/* _SYS_NXGE_NXGE_RXDMA_HW_H */
1900