xref: /illumos-gate/usr/src/uts/common/sys/nxge/nxge_txdma_hw.h (revision a61ed2ce7a86a4d6428f2a83eb4739fae945447e)
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 2008 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #ifndef	_SYS_NXGE_NXGE_TXDMA_HW_H
27 #define	_SYS_NXGE_NXGE_TXDMA_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 #if !defined(_BIG_ENDIAN)
39 #define	SWAP(X)	(X)
40 #else
41 #define	SWAP(X)   \
42 	(((X >> 32) & 0x00000000ffffffff) | \
43 	((X << 32) & 0xffffffff00000000))
44 #endif
45 
46 /*
47  * Partitioning Suport: same as those defined for the RX
48  */
49 
50 /*
51  * TDC: Partitioning Support
52  *	(Each of the following registers is for each TDC)
53  */
54 #define	TX_LOG_REG_SIZE			512
55 #define	TX_LOG_DMA_OFFSET(channel)	(channel * TX_LOG_REG_SIZE)
56 
57 #define	TX_LOG_PAGE_VLD_REG		(FZC_DMC + 0x40000)
58 #define	TX_LOG_PAGE_MASK1_REG		(FZC_DMC + 0x40008)
59 #define	TX_LOG_PAGE_VAL1_REG		(FZC_DMC + 0x40010)
60 #define	TX_LOG_PAGE_MASK2_REG		(FZC_DMC + 0x40018)
61 #define	TX_LOG_PAGE_VAL2_REG		(FZC_DMC + 0x40020)
62 #define	TX_LOG_PAGE_RELO1_REG		(FZC_DMC + 0x40028)
63 #define	TX_LOG_PAGE_RELO2_REG		(FZC_DMC + 0x40030)
64 #define	TX_LOG_PAGE_HDL_REG		(FZC_DMC + 0x40038)
65 
66 /* Transmit Addressing Mode: Set to 1 to select 32-bit addressing mode */
67 #define	TX_ADDR_MD_REG			(FZC_DMC + 0x45000)
68 
69 #define	TX_ADDR_MD_SHIFT	0			/* bits 0:0 */
70 #define	TX_ADDR_MD_SET_32	0x0000000000000001ULL	/* 1 to select 32 bit */
71 #define	TX_ADDR_MD_MASK		0x0000000000000001ULL
72 
73 typedef union _tx_addr_md_t {
74 	uint64_t value;
75 	struct {
76 #if defined(_BIG_ENDIAN)
77 		uint32_t hdw;
78 #endif
79 		struct {
80 #if defined(_BIT_FIELDS_HTOL)
81 			uint32_t res1_1:31;
82 			uint32_t mode32:1;
83 #elif defined(_BIT_FIELDS_LTOH)
84 			uint32_t mode32:1;
85 			uint32_t res1_1:31;
86 #endif
87 		} ldw;
88 #if !defined(_BIG_ENDIAN)
89 		uint32_t hdw;
90 #endif
91 	} bits;
92 } tx_addr_md_t, *p_tx_addr_md_t;
93 
94 /* Transmit Packet Descriptor Structure */
95 #define	TX_PKT_DESC_SAD_SHIFT		0		/* bits 43:0 */
96 #define	TX_PKT_DESC_SAD_MASK		0x00000FFFFFFFFFFFULL
97 #define	TX_PKT_DESC_TR_LEN_SHIFT	44		/* bits 56:44 */
98 #define	TX_PKT_DESC_TR_LEN_MASK		0x01FFF00000000000ULL
99 #define	TX_PKT_DESC_NUM_PTR_SHIFT	58		/* bits 61:58 */
100 #define	TX_PKT_DESC_NUM_PTR_MASK	0x3C00000000000000ULL
101 #define	TX_PKT_DESC_MARK_SHIFT		62		/* bit 62 */
102 #define	TX_PKT_DESC_MARK		0x4000000000000000ULL
103 #define	TX_PKT_DESC_MARK_MASK		0x4000000000000000ULL
104 #define	TX_PKT_DESC_SOP_SHIFT		63		/* bit 63 */
105 #define	TX_PKT_DESC_SOP			0x8000000000000000ULL
106 #define	TX_PKT_DESC_SOP_MASK		0x8000000000000000ULL
107 
108 typedef union _tx_desc_t {
109 	uint64_t value;
110 	struct {
111 #if defined(_BIG_ENDIAN)
112 		struct {
113 #if defined(_BIT_FIELDS_HTOL)
114 			uint32_t sop:1;
115 			uint32_t mark:1;
116 			uint32_t num_ptr:4;
117 			uint32_t res1:1;
118 			uint32_t tr_len:13;
119 			uint32_t sad:12;
120 
121 #elif defined(_BIT_FIELDS_LTOH)
122 			uint32_t sad:12;
123 			uint32_t tr_len:13;
124 			uint32_t res1:1;
125 			uint32_t num_ptr:4;
126 			uint32_t mark:1;
127 			uint32_t sop:1;
128 
129 #endif
130 		} hdw;
131 #endif
132 		struct {
133 #if defined(_BIT_FIELDS_HTOL)
134 			uint32_t sad:32;
135 #elif defined(_BIT_FIELDS_LTOH)
136 			uint32_t sad:32;
137 #endif
138 		} ldw;
139 #if !defined(_BIG_ENDIAN)
140 		struct {
141 
142 #if defined(_BIT_FIELDS_HTOL)
143 			uint32_t sop:1;
144 			uint32_t mark:1;
145 			uint32_t num_ptr:4;
146 			uint32_t res1:1;
147 			uint32_t tr_len:13;
148 			uint32_t sad:12;
149 #elif defined(_BIT_FIELDS_LTOH)
150 			uint32_t sad:12;
151 			uint32_t tr_len:13;
152 			uint32_t res1:1;
153 			uint32_t num_ptr:4;
154 			uint32_t mark:1;
155 			uint32_t sop:1;
156 #endif
157 		} hdw;
158 #endif
159 	} bits;
160 } tx_desc_t, *p_tx_desc_t;
161 
162 
163 /* Transmit Ring Configuration (24 Channels) */
164 #define	TX_RNG_CFIG_REG			(DMC + 0x40000)
165 #if OLD
166 #define	TX_RING_HDH_REG			(DMC + 0x40008)
167 #endif
168 #define	TX_RING_HDL_REG			(DMC + 0x40010)
169 #define	TX_RING_KICK_REG		(DMC + 0x40018)
170 #define	TX_ENT_MSK_REG			(DMC + 0x40020)
171 #define	TX_CS_REG			(DMC + 0x40028)
172 #define	TXDMA_MBH_REG			(DMC + 0x40030)
173 #define	TXDMA_MBL_REG			(DMC + 0x40038)
174 #define	TX_DMA_PRE_ST_REG		(DMC + 0x40040)
175 #define	TX_RNG_ERR_LOGH_REG		(DMC + 0x40048)
176 #define	TX_RNG_ERR_LOGL_REG		(DMC + 0x40050)
177 #define	TDMC_INTR_DBG_REG		(DMC + 0x40060)
178 #define	TX_CS_DBG_REG			(DMC + 0x40068)
179 
180 /* Transmit Ring Configuration */
181 #define	TX_RNG_CFIG_STADDR_SHIFT	6			/* bits 18:6 */
182 #define	TX_RNG_CFIG_STADDR_MASK		0x000000000007FFC0ULL
183 #define	TX_RNG_CFIG_ADDR_MASK		0x00000FFFFFFFFFC0ULL
184 #define	TX_RNG_CFIG_STADDR_BASE_SHIFT	19			/* bits 43:19 */
185 #define	TX_RNG_CFIG_STADDR_BASE_MASK	0x00000FFFFFF80000ULL
186 #define	TX_RNG_CFIG_LEN_SHIFT		48			/* bits 60:48 */
187 #define	TX_RNG_CFIG_LEN_MASK		0xFFF8000000000000ULL
188 
189 #define	TX_RNG_HEAD_TAIL_SHIFT		3
190 #define	TX_RNG_HEAD_TAIL_WRAP_SHIFT	19
191 
192 typedef union _tx_rng_cfig_t {
193 	uint64_t value;
194 	struct {
195 #if defined(_BIG_ENDIAN)
196 		struct {
197 #if defined(_BIT_FIELDS_HTOL)
198 			uint32_t res2:3;
199 			uint32_t len:13;
200 			uint32_t res1:4;
201 			uint32_t staddr_base:12;
202 #elif defined(_BIT_FIELDS_LTOH)
203 			uint32_t staddr_base:12;
204 			uint32_t res1:4;
205 			uint32_t len:13;
206 			uint32_t res2:3;
207 #endif
208 		} hdw;
209 #endif
210 		struct {
211 #if defined(_BIT_FIELDS_HTOL)
212 			uint32_t staddr_base:13;
213 			uint32_t staddr:13;
214 			uint32_t res2:6;
215 #elif defined(_BIT_FIELDS_LTOH)
216 			uint32_t res2:6;
217 			uint32_t staddr:13;
218 			uint32_t staddr_base:13;
219 #endif
220 		} ldw;
221 #ifndef _BIG_ENDIAN
222 		struct {
223 #if defined(_BIT_FIELDS_HTOL)
224 			uint32_t res2:3;
225 			uint32_t len:13;
226 			uint32_t res1:4;
227 			uint32_t staddr_base:12;
228 #elif defined(_BIT_FIELDS_LTOH)
229 			uint32_t staddr_base:12;
230 			uint32_t res1:4;
231 			uint32_t len:13;
232 			uint32_t res2:3;
233 #endif
234 		} hdw;
235 #endif
236 	} bits;
237 } tx_rng_cfig_t, *p_tx_rng_cfig_t;
238 
239 /* Transmit Ring Head Low */
240 #define	TX_RING_HDL_SHIFT		3			/* bit 31:3 */
241 #define	TX_RING_HDL_MASK		0x00000000FFFFFFF8ULL
242 
243 typedef union _tx_ring_hdl_t {
244 	uint64_t value;
245 	struct {
246 #if defined(_BIG_ENDIAN)
247 		uint32_t hdw;
248 #endif
249 		struct {
250 #if defined(_BIT_FIELDS_HTOL)
251 			uint32_t res0:12;
252 			uint32_t wrap:1;
253 			uint32_t head:16;
254 			uint32_t res2:3;
255 #elif defined(_BIT_FIELDS_LTOH)
256 			uint32_t res2:3;
257 			uint32_t head:16;
258 			uint32_t wrap:1;
259 			uint32_t res0:12;
260 #endif
261 		} ldw;
262 #ifndef _BIG_ENDIAN
263 		uint32_t hdw;
264 #endif
265 	} bits;
266 } tx_ring_hdl_t, *p_tx_ring_hdl_t;
267 
268 /* Transmit Ring Kick */
269 #define	TX_RING_KICK_TAIL_SHIFT		3			/* bit 43:3 */
270 #define	TX_RING_KICK_TAIL_MASK		0x000000FFFFFFFFFF8ULL
271 
272 typedef union _tx_ring_kick_t {
273 	uint64_t value;
274 	struct {
275 #ifdef	_BIG_ENDIAN
276 		uint32_t hdw;
277 #endif
278 		struct {
279 #if defined(_BIT_FIELDS_HTOL)
280 			uint32_t res0:12;
281 			uint32_t wrap:1;
282 			uint32_t tail:16;
283 			uint32_t res2:3;
284 #elif defined(_BIT_FIELDS_LTOH)
285 			uint32_t res2:3;
286 			uint32_t tail:16;
287 			uint32_t wrap:1;
288 			uint32_t res0:12;
289 #endif
290 		} ldw;
291 #ifndef _BIG_ENDIAN
292 		uint32_t hdw;
293 #endif
294 	} bits;
295 } tx_ring_kick_t, *p_tx_ring_kick_t;
296 
297 /* Transmit Event Mask (DMC + 0x40020) */
298 #define	TX_ENT_MSK_PKT_PRT_ERR_SHIFT		0	/* bit 0: 0 to flag */
299 #define	TX_ENT_MSK_PKT_PRT_ERR_MASK		0x0000000000000001ULL
300 #define	TX_ENT_MSK_CONF_PART_ERR_SHIFT		1	/* bit 1: 0 to flag */
301 #define	TX_ENT_MSK_CONF_PART_ERR_MASK		0x0000000000000002ULL
302 #define	TX_ENT_MSK_NACK_PKT_RD_SHIFT		2	/* bit 2: 0 to flag */
303 #define	TX_ENT_MSK_NACK_PKT_RD_MASK		0x0000000000000004ULL
304 #define	TX_ENT_MSK_NACK_PREF_SHIFT		3	/* bit 3: 0 to flag */
305 #define	TX_ENT_MSK_NACK_PREF_MASK		0x0000000000000008ULL
306 #define	TX_ENT_MSK_PREF_BUF_ECC_ERR_SHIFT	4	/* bit 4: 0 to flag */
307 #define	TX_ENT_MSK_PREF_BUF_ECC_ERR_MASK	0x0000000000000010ULL
308 #define	TX_ENT_MSK_TX_RING_OFLOW_SHIFT		5	/* bit 5: 0 to flag */
309 #define	TX_ENT_MSK_TX_RING_OFLOW_MASK		0x0000000000000020ULL
310 #define	TX_ENT_MSK_PKT_SIZE_ERR_SHIFT		6	/* bit 6: 0 to flag */
311 #define	TX_ENT_MSK_PKT_SIZE_ERR_MASK		0x0000000000000040ULL
312 #define	TX_ENT_MSK_MBOX_ERR_SHIFT		7	/* bit 7: 0 to flag */
313 #define	TX_ENT_MSK_MBOX_ERR_MASK		0x0000000000000080ULL
314 #define	TX_ENT_MSK_MK_SHIFT			15	/* bit 15: 0 to flag */
315 #define	TX_ENT_MSK_MK_MASK			0x0000000000008000ULL
316 #define	TX_ENT_MSK_MK_ALL		(TX_ENT_MSK_PKT_PRT_ERR_MASK | \
317 					TX_ENT_MSK_CONF_PART_ERR_MASK |	\
318 					TX_ENT_MSK_NACK_PKT_RD_MASK |	\
319 					TX_ENT_MSK_NACK_PREF_MASK |	\
320 					TX_ENT_MSK_PREF_BUF_ECC_ERR_MASK | \
321 					TX_ENT_MSK_TX_RING_OFLOW_MASK |	\
322 					TX_ENT_MSK_PKT_SIZE_ERR_MASK | \
323 					TX_ENT_MSK_MBOX_ERR_MASK | \
324 					TX_ENT_MSK_MK_MASK)
325 
326 
327 typedef union _tx_dma_ent_msk_t {
328 	uint64_t value;
329 	struct {
330 #ifdef	_BIG_ENDIAN
331 		uint32_t hdw;
332 #endif
333 		struct {
334 #if defined(_BIT_FIELDS_HTOL)
335 			uint32_t res1_1:16;
336 			uint32_t mk:1;
337 			uint32_t res2:7;
338 			uint32_t mbox_err:1;
339 			uint32_t pkt_size_err:1;
340 			uint32_t tx_ring_oflow:1;
341 			uint32_t pref_buf_ecc_err:1;
342 			uint32_t nack_pref:1;
343 			uint32_t nack_pkt_rd:1;
344 			uint32_t conf_part_err:1;
345 			uint32_t pkt_prt_err:1;
346 #elif defined(_BIT_FIELDS_LTOH)
347 			uint32_t pkt_prt_err:1;
348 			uint32_t conf_part_err:1;
349 			uint32_t nack_pkt_rd:1;
350 			uint32_t nack_pref:1;
351 			uint32_t pref_buf_ecc_err:1;
352 			uint32_t tx_ring_oflow:1;
353 			uint32_t pkt_size_err:1;
354 			uint32_t mbox_err:1;
355 			uint32_t res2:7;
356 			uint32_t mk:1;
357 			uint32_t res1_1:16;
358 #endif
359 		} ldw;
360 #ifndef _BIG_ENDIAN
361 		uint32_t hdw;
362 #endif
363 	} bits;
364 } tx_dma_ent_msk_t, *p_tx_dma_ent_msk_t;
365 
366 
367 /* Transmit Control and Status  (DMC + 0x40028) */
368 #define	TX_CS_PKT_PRT_ERR_SHIFT			0	/* RO, bit 0 */
369 #define	TX_CS_PKT_PRT_ERR_MASK			0x0000000000000001ULL
370 #define	TX_CS_CONF_PART_ERR_SHIF		1	/* RO, bit 1 */
371 #define	TX_CS_CONF_PART_ERR_MASK		0x0000000000000002ULL
372 #define	TX_CS_NACK_PKT_RD_SHIFT			2	/* RO, bit 2 */
373 #define	TX_CS_NACK_PKT_RD_MASK			0x0000000000000004ULL
374 #define	TX_CS_PREF_SHIFT			3	/* RO, bit 3 */
375 #define	TX_CS_PREF_MASK				0x0000000000000008ULL
376 #define	TX_CS_PREF_BUF_PAR_ERR_SHIFT		4	/* RO, bit 4 */
377 #define	TX_CS_PREF_BUF_PAR_ERR_MASK		0x0000000000000010ULL
378 #define	TX_CS_RING_OFLOW_SHIFT			5	/* RO, bit 5 */
379 #define	TX_CS_RING_OFLOW_MASK			0x0000000000000020ULL
380 #define	TX_CS_PKT_SIZE_ERR_SHIFT		6	/* RW, bit 6 */
381 #define	TX_CS_PKT_SIZE_ERR_MASK			0x0000000000000040ULL
382 #define	TX_CS_MMK_SHIFT				14	/* RC, bit 14 */
383 #define	TX_CS_MMK_MASK				0x0000000000004000ULL
384 #define	TX_CS_MK_SHIFT				15	/* RCW1C, bit 15 */
385 #define	TX_CS_MK_MASK				0x0000000000008000ULL
386 #define	TX_CS_SNG_SHIFT				27	/* RO, bit 27 */
387 #define	TX_CS_SNG_MASK				0x0000000008000000ULL
388 #define	TX_CS_STOP_N_GO_SHIFT			28	/* RW, bit 28 */
389 #define	TX_CS_STOP_N_GO_MASK			0x0000000010000000ULL
390 #define	TX_CS_MB_SHIFT				29	/* RO, bit 29 */
391 #define	TX_CS_MB_MASK				0x0000000020000000ULL
392 #define	TX_CS_RST_STATE_SHIFT			30	/* Rw, bit 30 */
393 #define	TX_CS_RST_STATE_MASK			0x0000000040000000ULL
394 #define	TX_CS_RST_SHIFT				31	/* Rw, bit 31 */
395 #define	TX_CS_RST_MASK				0x0000000080000000ULL
396 #define	TX_CS_LASTMASK_SHIFT			32	/* RW, bit 43:32 */
397 #define	TX_CS_LASTMARK_MASK			0x00000FFF00000000ULL
398 #define	TX_CS_PKT_CNT_SHIFT			48	/* RW, bit 59:48 */
399 #define	TX_CS_PKT_CNT_MASK			0x0FFF000000000000ULL
400 
401 /* Trasnmit Control and Status */
402 typedef union _tx_cs_t {
403 	uint64_t value;
404 	struct {
405 #ifdef	_BIG_ENDIAN
406 		struct {
407 #if defined(_BIT_FIELDS_HTOL)
408 			uint32_t res1:4;
409 			uint32_t pkt_cnt:12;
410 			uint32_t res2:4;
411 			uint32_t lastmark:12;
412 #elif defined(_BIT_FIELDS_LTOH)
413 			uint32_t lastmark:12;
414 			uint32_t res2:4;
415 			uint32_t pkt_cnt:12;
416 			uint32_t res1:4;
417 #endif
418 		} hdw;
419 
420 #endif
421 		struct {
422 #if defined(_BIT_FIELDS_HTOL)
423 			uint32_t rst:1;
424 			uint32_t rst_state:1;
425 			uint32_t mb:1;
426 			uint32_t stop_n_go:1;
427 			uint32_t sng_state:1;
428 			uint32_t res1:11;
429 			uint32_t mk:1;
430 			uint32_t mmk:1;
431 			uint32_t res2:6;
432 			uint32_t mbox_err:1;
433 			uint32_t pkt_size_err:1;
434 			uint32_t tx_ring_oflow:1;
435 			uint32_t pref_buf_par_err:1;
436 			uint32_t nack_pref:1;
437 			uint32_t nack_pkt_rd:1;
438 			uint32_t conf_part_err:1;
439 			uint32_t pkt_prt_err:1;
440 #elif defined(_BIT_FIELDS_LTOH)
441 			uint32_t pkt_prt_err:1;
442 			uint32_t conf_part_err:1;
443 			uint32_t nack_pkt_rd:1;
444 			uint32_t nack_pref:1;
445 			uint32_t pref_buf_par_err:1;
446 			uint32_t tx_ring_oflow:1;
447 			uint32_t pkt_size_err:1;
448 			uint32_t mbox_err:1;
449 			uint32_t res2:6;
450 			uint32_t mmk:1;
451 			uint32_t mk:1;
452 			uint32_t res1:11;
453 			uint32_t sng_state:1;
454 			uint32_t stop_n_go:1;
455 			uint32_t mb:1;
456 			uint32_t rst_state:1;
457 			uint32_t rst:1;
458 #endif
459 		} ldw;
460 #ifndef _BIG_ENDIAN
461 		struct {
462 #if defined(_BIT_FIELDS_HTOL)
463 			uint32_t res1:4;
464 			uint32_t pkt_cnt:12;
465 			uint32_t res2:4;
466 			uint32_t lastmark:12;
467 #elif defined(_BIT_FIELDS_LTOH)
468 			uint32_t lastmark:12;
469 			uint32_t res2:4;
470 			uint32_t pkt_cnt:12;
471 			uint32_t res1:4;
472 #endif
473 	} hdw;
474 
475 #endif
476 	} bits;
477 } tx_cs_t, *p_tx_cs_t;
478 
479 /* Trasnmit Mailbox High (DMC + 0x40030) */
480 #define	TXDMA_MBH_SHIFT			0	/* bit 11:0 */
481 #define	TXDMA_MBH_ADDR_SHIFT		32	/* bit 43:32 */
482 #define	TXDMA_MBH_MASK			0x0000000000000FFFULL
483 
484 typedef union _txdma_mbh_t {
485 	uint64_t value;
486 	struct {
487 #ifdef	_BIG_ENDIAN
488 		uint32_t hdw;
489 #endif
490 		struct {
491 #if defined(_BIT_FIELDS_HTOL)
492 			uint32_t res1_1:20;
493 			uint32_t mbaddr:12;
494 
495 #elif defined(_BIT_FIELDS_LTOH)
496 			uint32_t mbaddr:12;
497 			uint32_t res1_1:20;
498 #endif
499 		} ldw;
500 #ifndef _BIG_ENDIAN
501 		uint32_t hdw;
502 #endif
503 	} bits;
504 } txdma_mbh_t, *p_txdma_mbh_t;
505 
506 
507 /* Trasnmit Mailbox Low (DMC + 0x40038) */
508 #define	TXDMA_MBL_SHIFT			6	/* bit 31:6 */
509 #define	TXDMA_MBL_MASK			0x00000000FFFFFFC0ULL
510 
511 typedef union _txdma_mbl_t {
512 	uint64_t value;
513 	struct {
514 #ifdef	_BIG_ENDIAN
515 		uint32_t hdw;
516 #endif
517 		struct {
518 #if defined(_BIT_FIELDS_HTOL)
519 			uint32_t mbaddr:26;
520 			uint32_t res2:6;
521 
522 #elif defined(_BIT_FIELDS_LTOH)
523 			uint32_t res2:6;
524 			uint32_t mbaddr:26;
525 #endif
526 		} ldw;
527 #ifndef _BIG_ENDIAN
528 		uint32_t hdw;
529 #endif
530 	} bits;
531 } txdma_mbl_t, *p_txdma_mbl_t;
532 
533 /* Trasnmit Prefetch State High (DMC + 0x40040) */
534 #define	TX_DMA_PREF_ST_SHIFT		0	/* bit 5:0 */
535 #define	TX_DMA_PREF_ST_MASK		0x000000000000003FULL
536 
537 typedef union _tx_dma_pre_st_t {
538 	uint64_t value;
539 	struct {
540 #ifdef	_BIG_ENDIAN
541 		uint32_t hdw;
542 #endif
543 		struct {
544 #if defined(_BIT_FIELDS_HTOL)
545 			uint32_t res1_1:13;
546 			uint32_t shadow_hd:19;
547 #elif defined(_BIT_FIELDS_LTOH)
548 			uint32_t shadow_hd:19;
549 			uint32_t res1_1:13;
550 #endif
551 		} ldw;
552 #ifndef _BIG_ENDIAN
553 		uint32_t hdw;
554 #endif
555 	} bits;
556 } tx_dma_pre_st_t, *p_tx_dma_pre_st_t;
557 
558 /* Trasnmit Ring Error Log High (DMC + 0x40048) */
559 #define	TX_RNG_ERR_LOGH_ERR_ADDR_SHIFT		0	/* RO bit 11:0 */
560 #define	TX_RNG_ERR_LOGH_ERR_ADDR_MASK		0x0000000000000FFFULL
561 #define	TX_RNG_ERR_LOGH_ADDR_SHIFT		32
562 #define	TX_RNG_ERR_LOGH_ERRCODE_SHIFT		26	/* RO bit 29:26 */
563 #define	TX_RNG_ERR_LOGH_ERRCODE_MASK		0x000000003C000000ULL
564 #define	TX_RNG_ERR_LOGH_MERR_SHIFT		30	/* RO bit 30 */
565 #define	TX_RNG_ERR_LOGH_MERR_MASK		0x0000000040000000ULL
566 #define	TX_RNG_ERR_LOGH_ERR_SHIFT		31	/* RO bit 31 */
567 #define	TX_RNG_ERR_LOGH_ERR_MASK		0x0000000080000000ULL
568 
569 /* Transmit Ring Error codes */
570 #define	TXDMA_RING_PKT_PRT_ERR			0
571 #define	TXDMA_RING_CONF_PART_ERR		0x01
572 #define	TXDMA_RING_NACK_PKT_ERR			0x02
573 #define	TXDMA_RING_NACK_PREF_ERR		0x03
574 #define	TXDMA_RING_PREF_BUF_PAR_ERR		0x04
575 #define	TXDMA_RING_TX_RING_OFLOW_ERR		0x05
576 #define	TXDMA_RING_PKT_SIZE_ERR			0x06
577 
578 typedef union _tx_rng_err_logh_t {
579 	uint64_t value;
580 	struct {
581 #ifdef	_BIG_ENDIAN
582 		uint32_t hdw;
583 #endif
584 		struct {
585 #if defined(_BIT_FIELDS_HTOL)
586 			uint32_t err:1;
587 			uint32_t merr:1;
588 			uint32_t errcode:4;
589 			uint32_t res2:14;
590 			uint32_t err_addr:12;
591 #elif defined(_BIT_FIELDS_LTOH)
592 			uint32_t err_addr:12;
593 			uint32_t res2:14;
594 			uint32_t errcode:4;
595 			uint32_t merr:1;
596 			uint32_t err:1;
597 
598 #endif
599 		} ldw;
600 #ifndef _BIG_ENDIAN
601 		uint32_t hdw;
602 #endif
603 	} bits;
604 } tx_rng_err_logh_t, *p_tx_rng_err_logh_t;
605 
606 
607 /* Trasnmit Ring Error Log Log (DMC + 0x40050) */
608 #define	TX_RNG_ERR_LOGL_ERR_ADDR_SHIFT		0	/* RO bit 31:0 */
609 #define	TX_RNG_ERR_LOGL_ERR_ADDR_MASK		0x00000000FFFFFFFFULL
610 
611 typedef union _tx_rng_err_logl_t {
612 	uint64_t value;
613 	struct {
614 #ifdef	_BIG_ENDIAN
615 		uint32_t hdw;
616 #endif
617 		struct {
618 #if defined(_BIT_FIELDS_HTOL)
619 			uint32_t err_addr:32;
620 #elif defined(_BIT_FIELDS_LTOH)
621 			uint32_t err_addr:32;
622 
623 #endif
624 		} ldw;
625 #ifndef _BIG_ENDIAN
626 		uint32_t hdw;
627 #endif
628 	} bits;
629 } tx_rng_err_logl_t, *p_tx_rng_err_logl_t;
630 
631 /*
632  * TDMC_INTR_RBG_REG (DMC + 0x40060)
633  */
634 typedef union _tdmc_intr_dbg_t {
635 	uint64_t value;
636 	struct {
637 #ifdef	_BIG_ENDIAN
638 		uint32_t hdw;
639 #endif
640 		struct {
641 #if defined(_BIT_FIELDS_HTOL)
642 			uint32_t res:16;
643 			uint32_t mk:1;
644 			uint32_t rsvd:7;
645 			uint32_t mbox_err:1;
646 			uint32_t pkt_size_err:1;
647 			uint32_t tx_ring_oflow:1;
648 			uint32_t pref_buf_par_err:1;
649 			uint32_t nack_pref:1;
650 			uint32_t nack_pkt_rd:1;
651 			uint32_t conf_part_err:1;
652 			uint32_t pkt_part_err:1;
653 #elif defined(_BIT_FIELDS_LTOH)
654 			uint32_t pkt_part_err:1;
655 			uint32_t conf_part_err:1;
656 			uint32_t nack_pkt_rd:1;
657 			uint32_t nack_pref:1;
658 			uint32_t pref_buf_par_err:1;
659 			uint32_t tx_ring_oflow:1;
660 			uint32_t pkt_size_err:1;
661 			uint32_t mbox_err:1;
662 			uint32_t rsvd:7;
663 			uint32_t mk:1;
664 			uint32_t res:16;
665 #endif
666 		} ldw;
667 #ifndef _BIG_ENDIAN
668 		uint32_t hdw;
669 #endif
670 	} bits;
671 } tdmc_intr_dbg_t, *p_tdmc_intr_dbg_t;
672 
673 
674 /*
675  * TX_CS_DBG (DMC + 0x40068)
676  */
677 typedef union _tx_cs_dbg_t {
678 	uint64_t value;
679 	struct {
680 #ifdef	_BIG_ENDIAN
681 		struct {
682 #if defined(_BIT_FIELDS_HTOL)
683 			uint32_t res1:4;
684 			uint32_t pkt_cnt:12;
685 			uint32_t res2:16;
686 #elif defined(_BIT_FIELDS_LTOH)
687 			uint32_t res2:16;
688 			uint32_t pkt_cnt:12;
689 			uint32_t res1:4;
690 #endif
691 		} hdw;
692 
693 #endif
694 		struct {
695 #if defined(_BIT_FIELDS_HTOL)
696 			uint32_t rsvd:32;
697 #elif defined(_BIT_FIELDS_LTOH)
698 			uint32_t rsvd:32;
699 
700 #endif
701 		} ldw;
702 
703 #ifndef _BIG_ENDIAN
704 		struct {
705 #if defined(_BIT_FIELDS_HTOL)
706 			uint32_t res1:4;
707 			uint32_t pkt_cnt:12;
708 			uint32_t res2:16;
709 #elif defined(_BIT_FIELDS_LTOH)
710 			uint32_t res2:16;
711 			uint32_t pkt_cnt:12;
712 			uint32_t res1:4;
713 #endif
714 	} hdw;
715 
716 #endif
717 	} bits;
718 } tx_cs_dbg_t, *p_tx_cs_dbg_t;
719 
720 #define	TXDMA_MAILBOX_BYTE_LENGTH		64
721 #define	TXDMA_MAILBOX_UNUSED			24
722 
723 typedef struct _txdma_mailbox_t {
724 	tx_cs_t			tx_cs;				/* 8 bytes */
725 	tx_dma_pre_st_t		tx_dma_pre_st;			/* 8 bytes */
726 	tx_ring_hdl_t		tx_ring_hdl;			/* 8 bytes */
727 	tx_ring_kick_t		tx_ring_kick;			/* 8 bytes */
728 	uint32_t		tx_rng_err_logh;		/* 4 bytes */
729 	uint32_t		tx_rng_err_logl;		/* 4 bytes */
730 	uint32_t		resv[TXDMA_MAILBOX_UNUSED];
731 } txdma_mailbox_t, *p_txdma_mailbox_t;
732 
733 #if OLD
734 /* Transmit Ring Scheduler (per port) */
735 #define	TX_DMA_MAP_OFFSET(port)		(port * 8 + TX_DMA_MAP_REG)
736 #define	TX_DMA_MAP_PORT_OFFSET(port)	(port * 8)
737 #define	TX_DMA_MAP_REG			(FZC_DMC + 0x50000)
738 #define	TX_DMA_MAP0_REG			(FZC_DMC + 0x50000)
739 #define	TX_DMA_MAP1_REG			(FZC_DMC + 0x50008)
740 #define	TX_DMA_MAP2_REG			(FZC_DMC + 0x50010)
741 #define	TX_DMA_MAP3_REG			(FZC_DMC + 0x50018)
742 
743 #define	TX_DMA_MAP_SHIFT		0	/* RO bit 31:0 */
744 #define	TX_DMA_MAPMASK			0x00000000FFFFFFFFULL
745 
746 typedef union _tx_dma_map_t {
747 	uint64_t value;
748 	struct {
749 #ifdef	_BIG_ENDIAN
750 		uint32_t hdw;
751 #endif
752 		struct {
753 #if defined(_BIT_FIELDS_HTOL)
754 			uint32_t bind:32;
755 #elif defined(_BIT_FIELDS_LTOH)
756 			uint32_t bind:32;
757 
758 #endif
759 		} ldw;
760 #ifndef _BIG_ENDIAN
761 		uint32_t hdw;
762 #endif
763 	} bits;
764 } tx_dma_map_t, *p_tx_dma_map_t;
765 #endif
766 
767 #if OLD
768 /* Transmit Ring Scheduler: DRR Weight (32 Channels) */
769 #define	DRR_WT_REG			(FZC_DMC + 0x51000)
770 #define	DRR_WT_SHIFT			0	/* RO bit 19:0 */
771 #define	DRR_WT_MASK			0x00000000000FFFFFULL
772 
773 #define	TXDMA_DRR_RNG_USE_OFFSET(channel)	(channel * 16)
774 
775 typedef union _drr_wt_t {
776 	uint64_t value;
777 	struct {
778 #ifdef	_BIG_ENDIAN
779 		uint32_t hdw;
780 #endif
781 		struct {
782 #if defined(_BIT_FIELDS_HTOL)
783 			uint32_t res1_1:12;
784 			uint32_t wt:20;
785 #elif defined(_BIT_FIELDS_LTOH)
786 			uint32_t wt:20;
787 			uint32_t res1_1:12;
788 #endif
789 		} ldw;
790 #ifndef _BIG_ENDIAN
791 		uint32_t hdw;
792 #endif
793 	} bits;
794 } drr_wt_t, *p_drr_wt_t;
795 #endif
796 
797 #if OLD
798 
799 /* Performance Monitoring (32 Channels) */
800 #define	TXRNG_USE_REG			(FZC_DMC + 0x51008)
801 #define	TXRNG_USE_CNT_SHIFT		0	/* RO bit 26:0 */
802 #define	TXRNG_USE_CNT_MASK		0x0000000007FFFFFFULL
803 #define	TXRNG_USE_OFLOW_SHIFT		0	/* RO bit 27 */
804 #define	TXRNG_USE_OFLOW_MASK		0x0000000008000000ULL
805 
806 typedef union _txrng_use_t {
807 	uint64_t value;
808 	struct {
809 #ifdef	_BIG_ENDIAN
810 		uint32_t hdw;
811 #endif
812 		struct {
813 #if defined(_BIT_FIELDS_HTOL)
814 			uint32_t res1_1:4;
815 			uint32_t oflow:1;
816 			uint32_t cnt:27;
817 #elif defined(_BIT_FIELDS_LTOH)
818 			uint32_t cnt:27;
819 			uint32_t oflow:1;
820 			uint32_t res1_1:4;
821 
822 #endif
823 		} ldw;
824 #ifndef _BIG_ENDIAN
825 		uint32_t hdw;
826 #endif
827 	} bits;
828 } txrng_use_t, *p_txrng_use_t;
829 
830 #endif
831 
832 /*
833  * Internal Transmit Packet Format (16 bytes)
834  */
835 #define	TX_PKT_HEADER_SIZE			16
836 #define	TX_MAX_GATHER_POINTERS			15
837 #define	TX_GATHER_POINTERS_THRESHOLD		8
838 /*
839  * There is bugs in the hardware
840  * and max sfter len is changed from 4096 to 4076.
841  *
842  * Jumbo from 9500 to 9216
843  */
844 #define	TX_MAX_TRANSFER_LENGTH			4076
845 #define	TX_JUMBO_MTU				9216
846 
847 #define	TX_PKT_HEADER_PAD_SHIFT			0	/* bit 2:0 */
848 #define	TX_PKT_HEADER_PAD_MASK			0x0000000000000007ULL
849 #define	TX_PKT_HEADER_TOT_XFER_LEN_SHIFT	16	/* bit 16:29 */
850 #define	TX_PKT_HEADER_TOT_XFER_LEN_MASK		0x000000000000FFF8ULL
851 #define	TX_PKT_HEADER_L4STUFF_SHIFT		32	/* bit 37:32 */
852 #define	TX_PKT_HEADER_L4STUFF_MASK		0x0000003F00000000ULL
853 #define	TX_PKT_HEADER_L4START_SHIFT		40	/* bit 45:40 */
854 #define	TX_PKT_HEADER_L4START_MASK		0x00003F0000000000ULL
855 #define	TX_PKT_HEADER_L3START_SHIFT		48	/* bit 45:40 */
856 #define	TX_PKT_HEADER_IHL_SHIFT			52	/* bit 52 */
857 #define	TX_PKT_HEADER_VLAN__SHIFT		56	/* bit 56 */
858 #define	TX_PKT_HEADER_TCP_UDP_CRC32C_SHIFT	57	/* bit 57 */
859 #define	TX_PKT_HEADER_LLC_SHIFT			57	/* bit 57 */
860 #define	TX_PKT_HEADER_TCP_UDP_CRC32C_SET	0x0200000000000000ULL
861 #define	TX_PKT_HEADER_TCP_UDP_CRC32C_MASK	0x0200000000000000ULL
862 #define	TX_PKT_HEADER_L4_PROTO_OP_SHIFT		2	/* bit 59:58 */
863 #define	TX_PKT_HEADER_L4_PROTO_OP_MASK		0x0C00000000000000ULL
864 #define	TX_PKT_HEADER_V4_HDR_CS_SHIFT		60	/* bit 60 */
865 #define	TX_PKT_HEADER_V4_HDR_CS_SET		0x1000000000000000ULL
866 #define	TX_PKT_HEADER_V4_HDR_CS_MASK		0x1000000000000000ULL
867 #define	TX_PKT_HEADER_IP_VER_SHIFT		61	/* bit 61 */
868 #define	TX_PKT_HEADER_IP_VER_MASK		0x2000000000000000ULL
869 #define	TX_PKT_HEADER_PKT_TYPE_SHIFT		62	/* bit 62 */
870 #define	TX_PKT_HEADER_PKT_TYPE_MASK		0x4000000000000000ULL
871 
872 /* L4 Prototol Operations */
873 #define	TX_PKT_L4_PROTO_OP_NOP			0x00
874 #define	TX_PKT_L4_PROTO_OP_FULL_L4_CSUM		0x01
875 #define	TX_PKT_L4_PROTO_OP_L4_PAYLOAD_CSUM	0x02
876 #define	TX_PKT_L4_PROTO_OP_SCTP_CRC32		0x04
877 
878 /* Transmit Packet Types */
879 #define	TX_PKT_PKT_TYPE_NOP			0x00
880 #define	TX_PKT_PKT_TYPE_TCP			0x01
881 #define	TX_PKT_PKT_TYPE_UDP			0x02
882 #define	TX_PKT_PKT_TYPE_SCTP			0x03
883 
884 #define	TX_CKSUM_EN_PKT_TYPE_TCP	(1ull << TX_PKT_HEADER_PKT_TYPE_SHIFT)
885 #define	TX_CKSUM_EN_PKT_TYPE_UDP	(2ull << TX_PKT_HEADER_PKT_TYPE_SHIFT)
886 #define	TX_CKSUM_EN_PKT_TYPE_NOOP	(0ull << TX_PKT_HEADER_PKT_TYPE_SHIFT)
887 
888 typedef union _tx_pkt_header_t {
889 	uint64_t value;
890 	struct {
891 		struct {
892 #if defined(_BIT_FIELDS_HTOL)
893 			uint32_t pad:3;
894 			uint32_t resv2:13;
895 			uint32_t tot_xfer_len:14;
896 			uint32_t resv1:2;
897 #elif defined(_BIT_FIELDS_LTOH)
898 			uint32_t pad:3;
899 			uint32_t resv2:13;
900 			uint32_t tot_xfer_len:14;
901 			uint32_t resv1:2;
902 #endif
903 		} ldw;
904 		struct {
905 #if defined(_BIT_FIELDS_HTOL)
906 			uint32_t l4stuff:6;
907 			uint32_t resv3:2;
908 			uint32_t l4start:6;
909 			uint32_t resv2:2;
910 			uint32_t l3start:4;
911 			uint32_t ihl:4;
912 			uint32_t vlan:1;
913 			uint32_t llc:1;
914 			uint32_t res1:3;
915 			uint32_t ip_ver:1;
916 			uint32_t cksum_en_pkt_type:2;
917 #elif defined(_BIT_FIELDS_LTOH)
918 			uint32_t l4stuff:6;
919 			uint32_t resv3:2;
920 			uint32_t l4start:6;
921 			uint32_t resv2:2;
922 			uint32_t l3start:4;
923 			uint32_t ihl:4;
924 			uint32_t vlan:1;
925 			uint32_t llc:1;
926 			uint32_t res1:3;
927 			uint32_t ip_ver:1;
928 			uint32_t cksum_en_pkt_type:2;
929 #endif
930 		} hdw;
931 	} bits;
932 } tx_pkt_header_t, *p_tx_pkt_header_t;
933 
934 typedef struct _tx_pkt_hdr_all_t {
935 	tx_pkt_header_t		pkthdr;
936 	uint64_t		reserved;
937 } tx_pkt_hdr_all_t, *p_tx_pkt_hdr_all_t;
938 
939 /* Debug only registers */
940 #define	TDMC_INJ_PAR_ERR_REG		(FZC_DMC + 0x45040)
941 #define	TDMC_INJ_PAR_ERR_MASK		0x0000000000FFFFFFULL
942 #define	TDMC_INJ_PAR_ERR_MASK_N2	0x000000000000FFFFULL
943 
944 typedef union _tdmc_inj_par_err_t {
945 	uint64_t value;
946 	struct {
947 #ifdef	_BIG_ENDIAN
948 		uint32_t hdw;
949 #endif
950 		struct {
951 #if defined(_BIT_FIELDS_HTOL)
952 			uint32_t rsvc:8;
953 			uint32_t inject_parity_error:24;
954 #elif defined(_BIT_FIELDS_LTOH)
955 			uint32_t inject_parity_error:24;
956 			uint32_t rsvc:8;
957 #endif
958 		} ldw;
959 #ifndef _BIG_ENDIAN
960 		uint32_t hdw;
961 #endif
962 	} bits;
963 } tdmc_inj_par_err_t, *p_tdmc_inj_par_err_t;
964 
965 typedef union _tdmc_inj_par_err_n2_t {
966 	uint64_t value;
967 	struct {
968 #ifdef	_BIG_ENDIAN
969 		uint32_t hdw;
970 #endif
971 		struct {
972 #if defined(_BIT_FIELDS_HTOL)
973 			uint32_t rsvc:16;
974 			uint32_t inject_parity_error:16;
975 #elif defined(_BIT_FIELDS_LTOH)
976 			uint32_t inject_parity_error:16;
977 			uint32_t rsvc:16;
978 #endif
979 		} ldw;
980 #ifndef _BIG_ENDIAN
981 		uint32_t hdw;
982 #endif
983 	} bits;
984 } tdmc_inj_par_err_n2_t, *p_tdmc_inj_par_err_n2_t;
985 
986 #define	TDMC_DBG_SEL_REG		(FZC_DMC + 0x45080)
987 #define	TDMC_DBG_SEL_MASK		0x000000000000003FULL
988 
989 typedef union _tdmc_dbg_sel_t {
990 	uint64_t value;
991 	struct {
992 #ifdef	_BIG_ENDIAN
993 		uint32_t hdw;
994 #endif
995 		struct {
996 #if defined(_BIT_FIELDS_HTOL)
997 			uint32_t rsvc:26;
998 			uint32_t dbg_sel:6;
999 #elif defined(_BIT_FIELDS_LTOH)
1000 			uint32_t dbg_sel:6;
1001 			uint32_t rsvc:26;
1002 #endif
1003 		} ldw;
1004 #ifndef _BIG_ENDIAN
1005 		uint32_t hdw;
1006 #endif
1007 	} bits;
1008 } tdmc_dbg_sel_t, *p_tdmc_dbg_sel_t;
1009 
1010 #define	TDMC_TRAINING_REG		(FZC_DMC + 0x45088)
1011 #define	TDMC_TRAINING_MASK		0x00000000FFFFFFFFULL
1012 
1013 typedef union _tdmc_training_t {
1014 	uint64_t value;
1015 	struct {
1016 #ifdef	_BIG_ENDIAN
1017 		uint32_t hdw;
1018 #endif
1019 		struct {
1020 #if defined(_BIT_FIELDS_HTOL)
1021 			uint32_t vec:32;
1022 #elif defined(_BIT_FIELDS_LTOH)
1023 			uint32_t vec:6;
1024 #endif
1025 		} ldw;
1026 #ifndef _BIG_ENDIAN
1027 		uint32_t hdw;
1028 #endif
1029 	} bits;
1030 } tdmc_training_t, *p_tdmc_training_t;
1031 
1032 #ifdef	__cplusplus
1033 }
1034 #endif
1035 
1036 #endif	/* _SYS_NXGE_NXGE_TXDMA_HW_H */
1037