xref: /illumos-gate/usr/src/uts/common/sys/nxge/nxge_txdma_hw.h (revision 89a7715a55deca73d03076f5c24463717f0aaa91)
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_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  * TDC: Partitioning Support
51  *	(Each of the following registers is for each TDC)
52  */
53 #define	TX_LOG_REG_SIZE			512
54 #define	TX_LOG_DMA_OFFSET(channel)	(channel * TX_LOG_REG_SIZE)
55 
56 #define	TX_LOG_PAGE_VLD_REG		(FZC_DMC + 0x40000)
57 #define	TX_LOG_PAGE_MASK1_REG		(FZC_DMC + 0x40008)
58 #define	TX_LOG_PAGE_VAL1_REG		(FZC_DMC + 0x40010)
59 #define	TX_LOG_PAGE_MASK2_REG		(FZC_DMC + 0x40018)
60 #define	TX_LOG_PAGE_VAL2_REG		(FZC_DMC + 0x40020)
61 #define	TX_LOG_PAGE_RELO1_REG		(FZC_DMC + 0x40028)
62 #define	TX_LOG_PAGE_RELO2_REG		(FZC_DMC + 0x40030)
63 #define	TX_LOG_PAGE_HDL_REG		(FZC_DMC + 0x40038)
64 
65 /* Transmit Addressing Mode: Set to 1 to select 32-bit addressing mode */
66 #define	TX_ADDR_MD_REG			(FZC_DMC + 0x45000)
67 
68 #define	TX_ADDR_MD_SHIFT	0			/* bits 0:0 */
69 #define	TX_ADDR_MD_SET_32	0x0000000000000001ULL	/* 1 to select 32 bit */
70 #define	TX_ADDR_MD_MASK		0x0000000000000001ULL
71 
72 typedef union _tx_addr_md_t {
73 	uint64_t value;
74 	struct {
75 #if defined(_BIG_ENDIAN)
76 		uint32_t hdw;
77 #endif
78 		struct {
79 #if defined(_BIT_FIELDS_HTOL)
80 			uint32_t res1_1:31;
81 			uint32_t mode32:1;
82 #elif defined(_BIT_FIELDS_LTOH)
83 			uint32_t mode32:1;
84 			uint32_t res1_1:31;
85 #endif
86 		} ldw;
87 #if !defined(_BIG_ENDIAN)
88 		uint32_t hdw;
89 #endif
90 	} bits;
91 } tx_addr_md_t, *p_tx_addr_md_t;
92 
93 /* Transmit Packet Descriptor Structure */
94 #define	TX_PKT_DESC_SAD_SHIFT		0		/* bits 43:0 */
95 #define	TX_PKT_DESC_SAD_MASK		0x00000FFFFFFFFFFFULL
96 #define	TX_PKT_DESC_TR_LEN_SHIFT	44		/* bits 56:44 */
97 #define	TX_PKT_DESC_TR_LEN_MASK		0x01FFF00000000000ULL
98 #define	TX_PKT_DESC_NUM_PTR_SHIFT	58		/* bits 61:58 */
99 #define	TX_PKT_DESC_NUM_PTR_MASK	0x3C00000000000000ULL
100 #define	TX_PKT_DESC_MARK_SHIFT		62		/* bit 62 */
101 #define	TX_PKT_DESC_MARK		0x4000000000000000ULL
102 #define	TX_PKT_DESC_MARK_MASK		0x4000000000000000ULL
103 #define	TX_PKT_DESC_SOP_SHIFT		63		/* bit 63 */
104 #define	TX_PKT_DESC_SOP			0x8000000000000000ULL
105 #define	TX_PKT_DESC_SOP_MASK		0x8000000000000000ULL
106 
107 typedef union _tx_desc_t {
108 	uint64_t value;
109 	struct {
110 #if defined(_BIG_ENDIAN)
111 		struct {
112 #if defined(_BIT_FIELDS_HTOL)
113 			uint32_t sop:1;
114 			uint32_t mark:1;
115 			uint32_t num_ptr:4;
116 			uint32_t res1:1;
117 			uint32_t tr_len:13;
118 			uint32_t sad:12;
119 
120 #elif defined(_BIT_FIELDS_LTOH)
121 			uint32_t sad:12;
122 			uint32_t tr_len:13;
123 			uint32_t res1:1;
124 			uint32_t num_ptr:4;
125 			uint32_t mark:1;
126 			uint32_t sop:1;
127 
128 #endif
129 		} hdw;
130 #endif
131 		struct {
132 #if defined(_BIT_FIELDS_HTOL)
133 			uint32_t sad:32;
134 #elif defined(_BIT_FIELDS_LTOH)
135 			uint32_t sad:32;
136 #endif
137 		} ldw;
138 #if !defined(_BIG_ENDIAN)
139 		struct {
140 
141 #if defined(_BIT_FIELDS_HTOL)
142 			uint32_t sop:1;
143 			uint32_t mark:1;
144 			uint32_t num_ptr:4;
145 			uint32_t res1:1;
146 			uint32_t tr_len:13;
147 			uint32_t sad:12;
148 #elif defined(_BIT_FIELDS_LTOH)
149 			uint32_t sad:12;
150 			uint32_t tr_len:13;
151 			uint32_t res1:1;
152 			uint32_t num_ptr:4;
153 			uint32_t mark:1;
154 			uint32_t sop:1;
155 #endif
156 		} hdw;
157 #endif
158 	} bits;
159 } tx_desc_t, *p_tx_desc_t;
160 
161 
162 /* Transmit Ring Configuration (24 Channels) */
163 #define	TX_RNG_CFIG_REG			(DMC + 0x40000)
164 #if OLD
165 #define	TX_RING_HDH_REG			(DMC + 0x40008)
166 #endif
167 #define	TX_RING_HDL_REG			(DMC + 0x40010)
168 #define	TX_RING_KICK_REG		(DMC + 0x40018)
169 #define	TX_ENT_MSK_REG			(DMC + 0x40020)
170 #define	TX_CS_REG			(DMC + 0x40028)
171 #define	TXDMA_MBH_REG			(DMC + 0x40030)
172 #define	TXDMA_MBL_REG			(DMC + 0x40038)
173 #define	TX_DMA_PRE_ST_REG		(DMC + 0x40040)
174 #define	TX_RNG_ERR_LOGH_REG		(DMC + 0x40048)
175 #define	TX_RNG_ERR_LOGL_REG		(DMC + 0x40050)
176 #define	TDMC_INTR_DBG_REG		(DMC + 0x40060)
177 #define	TX_CS_DBG_REG			(DMC + 0x40068)
178 
179 /* Transmit Ring Configuration */
180 #define	TX_RNG_CFIG_STADDR_SHIFT	6			/* bits 18:6 */
181 #define	TX_RNG_CFIG_STADDR_MASK		0x000000000007FFC0ULL
182 #define	TX_RNG_CFIG_ADDR_MASK		0x00000FFFFFFFFFC0ULL
183 #define	TX_RNG_CFIG_STADDR_BASE_SHIFT	19			/* bits 43:19 */
184 #define	TX_RNG_CFIG_STADDR_BASE_MASK	0x00000FFFFFF80000ULL
185 #define	TX_RNG_CFIG_LEN_SHIFT		48			/* bits 60:48 */
186 #define	TX_RNG_CFIG_LEN_MASK		0xFFF8000000000000ULL
187 
188 #define	TX_RNG_HEAD_TAIL_SHIFT		3
189 #define	TX_RNG_HEAD_TAIL_WRAP_SHIFT	19
190 
191 typedef union _tx_rng_cfig_t {
192 	uint64_t value;
193 	struct {
194 #if defined(_BIG_ENDIAN)
195 		struct {
196 #if defined(_BIT_FIELDS_HTOL)
197 			uint32_t res2:3;
198 			uint32_t len:13;
199 			uint32_t res1:4;
200 			uint32_t staddr_base:12;
201 #elif defined(_BIT_FIELDS_LTOH)
202 			uint32_t staddr_base:12;
203 			uint32_t res1:4;
204 			uint32_t len:13;
205 			uint32_t res2:3;
206 #endif
207 		} hdw;
208 #endif
209 		struct {
210 #if defined(_BIT_FIELDS_HTOL)
211 			uint32_t staddr_base:13;
212 			uint32_t staddr:13;
213 			uint32_t res2:6;
214 #elif defined(_BIT_FIELDS_LTOH)
215 			uint32_t res2:6;
216 			uint32_t staddr:13;
217 			uint32_t staddr_base:13;
218 #endif
219 		} ldw;
220 #ifndef _BIG_ENDIAN
221 		struct {
222 #if defined(_BIT_FIELDS_HTOL)
223 			uint32_t res2:3;
224 			uint32_t len:13;
225 			uint32_t res1:4;
226 			uint32_t staddr_base:12;
227 #elif defined(_BIT_FIELDS_LTOH)
228 			uint32_t staddr_base:12;
229 			uint32_t res1:4;
230 			uint32_t len:13;
231 			uint32_t res2:3;
232 #endif
233 		} hdw;
234 #endif
235 	} bits;
236 } tx_rng_cfig_t, *p_tx_rng_cfig_t;
237 
238 /* Transmit Ring Head Low */
239 #define	TX_RING_HDL_SHIFT		3			/* bit 31:3 */
240 #define	TX_RING_HDL_MASK		0x00000000FFFFFFF8ULL
241 
242 typedef union _tx_ring_hdl_t {
243 	uint64_t value;
244 	struct {
245 #if defined(_BIG_ENDIAN)
246 		uint32_t hdw;
247 #endif
248 		struct {
249 #if defined(_BIT_FIELDS_HTOL)
250 			uint32_t res0:12;
251 			uint32_t wrap:1;
252 			uint32_t head:16;
253 			uint32_t res2:3;
254 #elif defined(_BIT_FIELDS_LTOH)
255 			uint32_t res2:3;
256 			uint32_t head:16;
257 			uint32_t wrap:1;
258 			uint32_t res0:12;
259 #endif
260 		} ldw;
261 #ifndef _BIG_ENDIAN
262 		uint32_t hdw;
263 #endif
264 	} bits;
265 } tx_ring_hdl_t, *p_tx_ring_hdl_t;
266 
267 /* Transmit Ring Kick */
268 #define	TX_RING_KICK_TAIL_SHIFT		3			/* bit 43:3 */
269 #define	TX_RING_KICK_TAIL_MASK		0x000000FFFFFFFFFF8ULL
270 
271 typedef union _tx_ring_kick_t {
272 	uint64_t value;
273 	struct {
274 #ifdef	_BIG_ENDIAN
275 		uint32_t hdw;
276 #endif
277 		struct {
278 #if defined(_BIT_FIELDS_HTOL)
279 			uint32_t res0:12;
280 			uint32_t wrap:1;
281 			uint32_t tail:16;
282 			uint32_t res2:3;
283 #elif defined(_BIT_FIELDS_LTOH)
284 			uint32_t res2:3;
285 			uint32_t tail:16;
286 			uint32_t wrap:1;
287 			uint32_t res0:12;
288 #endif
289 		} ldw;
290 #ifndef _BIG_ENDIAN
291 		uint32_t hdw;
292 #endif
293 	} bits;
294 } tx_ring_kick_t, *p_tx_ring_kick_t;
295 
296 /* Transmit Event Mask (DMC + 0x40020) */
297 #define	TX_ENT_MSK_PKT_PRT_ERR_SHIFT		0	/* bit 0: 0 to flag */
298 #define	TX_ENT_MSK_PKT_PRT_ERR_MASK		0x0000000000000001ULL
299 #define	TX_ENT_MSK_CONF_PART_ERR_SHIFT		1	/* bit 1: 0 to flag */
300 #define	TX_ENT_MSK_CONF_PART_ERR_MASK		0x0000000000000002ULL
301 #define	TX_ENT_MSK_NACK_PKT_RD_SHIFT		2	/* bit 2: 0 to flag */
302 #define	TX_ENT_MSK_NACK_PKT_RD_MASK		0x0000000000000004ULL
303 #define	TX_ENT_MSK_NACK_PREF_SHIFT		3	/* bit 3: 0 to flag */
304 #define	TX_ENT_MSK_NACK_PREF_MASK		0x0000000000000008ULL
305 #define	TX_ENT_MSK_PREF_BUF_ECC_ERR_SHIFT	4	/* bit 4: 0 to flag */
306 #define	TX_ENT_MSK_PREF_BUF_ECC_ERR_MASK	0x0000000000000010ULL
307 #define	TX_ENT_MSK_TX_RING_OFLOW_SHIFT		5	/* bit 5: 0 to flag */
308 #define	TX_ENT_MSK_TX_RING_OFLOW_MASK		0x0000000000000020ULL
309 #define	TX_ENT_MSK_PKT_SIZE_ERR_SHIFT		6	/* bit 6: 0 to flag */
310 #define	TX_ENT_MSK_PKT_SIZE_ERR_MASK		0x0000000000000040ULL
311 #define	TX_ENT_MSK_MBOX_ERR_SHIFT		7	/* bit 7: 0 to flag */
312 #define	TX_ENT_MSK_MBOX_ERR_MASK		0x0000000000000080ULL
313 #define	TX_ENT_MSK_MK_SHIFT			15	/* bit 15: 0 to flag */
314 #define	TX_ENT_MSK_MK_MASK			0x0000000000008000ULL
315 #define	TX_ENT_MSK_MK_ALL		(TX_ENT_MSK_PKT_PRT_ERR_MASK | \
316 					TX_ENT_MSK_CONF_PART_ERR_MASK |	\
317 					TX_ENT_MSK_NACK_PKT_RD_MASK |	\
318 					TX_ENT_MSK_NACK_PREF_MASK |	\
319 					TX_ENT_MSK_PREF_BUF_ECC_ERR_MASK | \
320 					TX_ENT_MSK_TX_RING_OFLOW_MASK |	\
321 					TX_ENT_MSK_PKT_SIZE_ERR_MASK | \
322 					TX_ENT_MSK_MBOX_ERR_MASK | \
323 					TX_ENT_MSK_MK_MASK)
324 
325 
326 typedef union _tx_dma_ent_msk_t {
327 	uint64_t value;
328 	struct {
329 #ifdef	_BIG_ENDIAN
330 		uint32_t hdw;
331 #endif
332 		struct {
333 #if defined(_BIT_FIELDS_HTOL)
334 			uint32_t res1_1:16;
335 			uint32_t mk:1;
336 			uint32_t res2:7;
337 			uint32_t mbox_err:1;
338 			uint32_t pkt_size_err:1;
339 			uint32_t tx_ring_oflow:1;
340 			uint32_t pref_buf_ecc_err:1;
341 			uint32_t nack_pref:1;
342 			uint32_t nack_pkt_rd:1;
343 			uint32_t conf_part_err:1;
344 			uint32_t pkt_prt_err:1;
345 #elif defined(_BIT_FIELDS_LTOH)
346 			uint32_t pkt_prt_err:1;
347 			uint32_t conf_part_err:1;
348 			uint32_t nack_pkt_rd:1;
349 			uint32_t nack_pref:1;
350 			uint32_t pref_buf_ecc_err:1;
351 			uint32_t tx_ring_oflow:1;
352 			uint32_t pkt_size_err:1;
353 			uint32_t mbox_err:1;
354 			uint32_t res2:7;
355 			uint32_t mk:1;
356 			uint32_t res1_1:16;
357 #endif
358 		} ldw;
359 #ifndef _BIG_ENDIAN
360 		uint32_t hdw;
361 #endif
362 	} bits;
363 } tx_dma_ent_msk_t, *p_tx_dma_ent_msk_t;
364 
365 
366 /* Transmit Control and Status  (DMC + 0x40028) */
367 #define	TX_CS_PKT_PRT_ERR_SHIFT			0	/* RO, bit 0 */
368 #define	TX_CS_PKT_PRT_ERR_MASK			0x0000000000000001ULL
369 #define	TX_CS_CONF_PART_ERR_SHIF		1	/* RO, bit 1 */
370 #define	TX_CS_CONF_PART_ERR_MASK		0x0000000000000002ULL
371 #define	TX_CS_NACK_PKT_RD_SHIFT			2	/* RO, bit 2 */
372 #define	TX_CS_NACK_PKT_RD_MASK			0x0000000000000004ULL
373 #define	TX_CS_PREF_SHIFT			3	/* RO, bit 3 */
374 #define	TX_CS_PREF_MASK				0x0000000000000008ULL
375 #define	TX_CS_PREF_BUF_PAR_ERR_SHIFT		4	/* RO, bit 4 */
376 #define	TX_CS_PREF_BUF_PAR_ERR_MASK		0x0000000000000010ULL
377 #define	TX_CS_RING_OFLOW_SHIFT			5	/* RO, bit 5 */
378 #define	TX_CS_RING_OFLOW_MASK			0x0000000000000020ULL
379 #define	TX_CS_PKT_SIZE_ERR_SHIFT		6	/* RW, bit 6 */
380 #define	TX_CS_PKT_SIZE_ERR_MASK			0x0000000000000040ULL
381 #define	TX_CS_MMK_SHIFT				14	/* RC, bit 14 */
382 #define	TX_CS_MMK_MASK				0x0000000000004000ULL
383 #define	TX_CS_MK_SHIFT				15	/* RCW1C, bit 15 */
384 #define	TX_CS_MK_MASK				0x0000000000008000ULL
385 #define	TX_CS_SNG_SHIFT				27	/* RO, bit 27 */
386 #define	TX_CS_SNG_MASK				0x0000000008000000ULL
387 #define	TX_CS_STOP_N_GO_SHIFT			28	/* RW, bit 28 */
388 #define	TX_CS_STOP_N_GO_MASK			0x0000000010000000ULL
389 #define	TX_CS_MB_SHIFT				29	/* RO, bit 29 */
390 #define	TX_CS_MB_MASK				0x0000000020000000ULL
391 #define	TX_CS_RST_STATE_SHIFT			30	/* Rw, bit 30 */
392 #define	TX_CS_RST_STATE_MASK			0x0000000040000000ULL
393 #define	TX_CS_RST_SHIFT				31	/* Rw, bit 31 */
394 #define	TX_CS_RST_MASK				0x0000000080000000ULL
395 #define	TX_CS_LASTMASK_SHIFT			32	/* RW, bit 43:32 */
396 #define	TX_CS_LASTMARK_MASK			0x00000FFF00000000ULL
397 #define	TX_CS_PKT_CNT_SHIFT			48	/* RW, bit 59:48 */
398 #define	TX_CS_PKT_CNT_MASK			0x0FFF000000000000ULL
399 
400 /* Trasnmit Control and Status */
401 typedef union _tx_cs_t {
402 	uint64_t value;
403 	struct {
404 #ifdef	_BIG_ENDIAN
405 		struct {
406 #if defined(_BIT_FIELDS_HTOL)
407 			uint32_t res1:4;
408 			uint32_t pkt_cnt:12;
409 			uint32_t res2:4;
410 			uint32_t lastmark:12;
411 #elif defined(_BIT_FIELDS_LTOH)
412 			uint32_t lastmark:12;
413 			uint32_t res2:4;
414 			uint32_t pkt_cnt:12;
415 			uint32_t res1:4;
416 #endif
417 		} hdw;
418 
419 #endif
420 		struct {
421 #if defined(_BIT_FIELDS_HTOL)
422 			uint32_t rst:1;
423 			uint32_t rst_state:1;
424 			uint32_t mb:1;
425 			uint32_t stop_n_go:1;
426 			uint32_t sng_state:1;
427 			uint32_t res1:11;
428 			uint32_t mk:1;
429 			uint32_t mmk:1;
430 			uint32_t res2:6;
431 			uint32_t mbox_err:1;
432 			uint32_t pkt_size_err:1;
433 			uint32_t tx_ring_oflow:1;
434 			uint32_t pref_buf_par_err:1;
435 			uint32_t nack_pref:1;
436 			uint32_t nack_pkt_rd:1;
437 			uint32_t conf_part_err:1;
438 			uint32_t pkt_prt_err:1;
439 #elif defined(_BIT_FIELDS_LTOH)
440 			uint32_t pkt_prt_err:1;
441 			uint32_t conf_part_err:1;
442 			uint32_t nack_pkt_rd:1;
443 			uint32_t nack_pref:1;
444 			uint32_t pref_buf_par_err:1;
445 			uint32_t tx_ring_oflow:1;
446 			uint32_t pkt_size_err:1;
447 			uint32_t mbox_err:1;
448 			uint32_t res2:6;
449 			uint32_t mmk:1;
450 			uint32_t mk:1;
451 			uint32_t res1:11;
452 			uint32_t sng_state:1;
453 			uint32_t stop_n_go:1;
454 			uint32_t mb:1;
455 			uint32_t rst_state:1;
456 			uint32_t rst:1;
457 #endif
458 		} ldw;
459 #ifndef _BIG_ENDIAN
460 		struct {
461 #if defined(_BIT_FIELDS_HTOL)
462 			uint32_t res1:4;
463 			uint32_t pkt_cnt:12;
464 			uint32_t res2:4;
465 			uint32_t lastmark:12;
466 #elif defined(_BIT_FIELDS_LTOH)
467 			uint32_t lastmark:12;
468 			uint32_t res2:4;
469 			uint32_t pkt_cnt:12;
470 			uint32_t res1:4;
471 #endif
472 	} hdw;
473 
474 #endif
475 	} bits;
476 } tx_cs_t, *p_tx_cs_t;
477 
478 /* Trasnmit Mailbox High (DMC + 0x40030) */
479 #define	TXDMA_MBH_SHIFT			0	/* bit 11:0 */
480 #define	TXDMA_MBH_ADDR_SHIFT		32	/* bit 43:32 */
481 #define	TXDMA_MBH_MASK			0x0000000000000FFFULL
482 
483 typedef union _txdma_mbh_t {
484 	uint64_t value;
485 	struct {
486 #ifdef	_BIG_ENDIAN
487 		uint32_t hdw;
488 #endif
489 		struct {
490 #if defined(_BIT_FIELDS_HTOL)
491 			uint32_t res1_1:20;
492 			uint32_t mbaddr:12;
493 
494 #elif defined(_BIT_FIELDS_LTOH)
495 			uint32_t mbaddr:12;
496 			uint32_t res1_1:20;
497 #endif
498 		} ldw;
499 #ifndef _BIG_ENDIAN
500 		uint32_t hdw;
501 #endif
502 	} bits;
503 } txdma_mbh_t, *p_txdma_mbh_t;
504 
505 
506 /* Trasnmit Mailbox Low (DMC + 0x40038) */
507 #define	TXDMA_MBL_SHIFT			6	/* bit 31:6 */
508 #define	TXDMA_MBL_MASK			0x00000000FFFFFFC0ULL
509 
510 typedef union _txdma_mbl_t {
511 	uint64_t value;
512 	struct {
513 #ifdef	_BIG_ENDIAN
514 		uint32_t hdw;
515 #endif
516 		struct {
517 #if defined(_BIT_FIELDS_HTOL)
518 			uint32_t mbaddr:26;
519 			uint32_t res2:6;
520 
521 #elif defined(_BIT_FIELDS_LTOH)
522 			uint32_t res2:6;
523 			uint32_t mbaddr:26;
524 #endif
525 		} ldw;
526 #ifndef _BIG_ENDIAN
527 		uint32_t hdw;
528 #endif
529 	} bits;
530 } txdma_mbl_t, *p_txdma_mbl_t;
531 
532 /* Trasnmit Prefetch State High (DMC + 0x40040) */
533 #define	TX_DMA_PREF_ST_SHIFT		0	/* bit 5:0 */
534 #define	TX_DMA_PREF_ST_MASK		0x000000000000003FULL
535 
536 typedef union _tx_dma_pre_st_t {
537 	uint64_t value;
538 	struct {
539 #ifdef	_BIG_ENDIAN
540 		uint32_t hdw;
541 #endif
542 		struct {
543 #if defined(_BIT_FIELDS_HTOL)
544 			uint32_t res1_1:13;
545 			uint32_t shadow_hd:19;
546 #elif defined(_BIT_FIELDS_LTOH)
547 			uint32_t shadow_hd:19;
548 			uint32_t res1_1:13;
549 #endif
550 		} ldw;
551 #ifndef _BIG_ENDIAN
552 		uint32_t hdw;
553 #endif
554 	} bits;
555 } tx_dma_pre_st_t, *p_tx_dma_pre_st_t;
556 
557 /* Trasnmit Ring Error Log High (DMC + 0x40048) */
558 #define	TX_RNG_ERR_LOGH_ERR_ADDR_SHIFT		0	/* RO bit 11:0 */
559 #define	TX_RNG_ERR_LOGH_ERR_ADDR_MASK		0x0000000000000FFFULL
560 #define	TX_RNG_ERR_LOGH_ADDR_SHIFT		32
561 #define	TX_RNG_ERR_LOGH_ERRCODE_SHIFT		26	/* RO bit 29:26 */
562 #define	TX_RNG_ERR_LOGH_ERRCODE_MASK		0x000000003C000000ULL
563 #define	TX_RNG_ERR_LOGH_MERR_SHIFT		30	/* RO bit 30 */
564 #define	TX_RNG_ERR_LOGH_MERR_MASK		0x0000000040000000ULL
565 #define	TX_RNG_ERR_LOGH_ERR_SHIFT		31	/* RO bit 31 */
566 #define	TX_RNG_ERR_LOGH_ERR_MASK		0x0000000080000000ULL
567 
568 /* Transmit Ring Error codes */
569 #define	TXDMA_RING_PKT_PRT_ERR			0
570 #define	TXDMA_RING_CONF_PART_ERR		0x01
571 #define	TXDMA_RING_NACK_PKT_ERR			0x02
572 #define	TXDMA_RING_NACK_PREF_ERR		0x03
573 #define	TXDMA_RING_PREF_BUF_PAR_ERR		0x04
574 #define	TXDMA_RING_TX_RING_OFLOW_ERR		0x05
575 #define	TXDMA_RING_PKT_SIZE_ERR			0x06
576 
577 typedef union _tx_rng_err_logh_t {
578 	uint64_t value;
579 	struct {
580 #ifdef	_BIG_ENDIAN
581 		uint32_t hdw;
582 #endif
583 		struct {
584 #if defined(_BIT_FIELDS_HTOL)
585 			uint32_t err:1;
586 			uint32_t merr:1;
587 			uint32_t errcode:4;
588 			uint32_t res2:14;
589 			uint32_t err_addr:12;
590 #elif defined(_BIT_FIELDS_LTOH)
591 			uint32_t err_addr:12;
592 			uint32_t res2:14;
593 			uint32_t errcode:4;
594 			uint32_t merr:1;
595 			uint32_t err:1;
596 
597 #endif
598 		} ldw;
599 #ifndef _BIG_ENDIAN
600 		uint32_t hdw;
601 #endif
602 	} bits;
603 } tx_rng_err_logh_t, *p_tx_rng_err_logh_t;
604 
605 
606 /* Trasnmit Ring Error Log Log (DMC + 0x40050) */
607 #define	TX_RNG_ERR_LOGL_ERR_ADDR_SHIFT		0	/* RO bit 31:0 */
608 #define	TX_RNG_ERR_LOGL_ERR_ADDR_MASK		0x00000000FFFFFFFFULL
609 
610 typedef union _tx_rng_err_logl_t {
611 	uint64_t value;
612 	struct {
613 #ifdef	_BIG_ENDIAN
614 		uint32_t hdw;
615 #endif
616 		struct {
617 #if defined(_BIT_FIELDS_HTOL)
618 			uint32_t err_addr:32;
619 #elif defined(_BIT_FIELDS_LTOH)
620 			uint32_t err_addr:32;
621 
622 #endif
623 		} ldw;
624 #ifndef _BIG_ENDIAN
625 		uint32_t hdw;
626 #endif
627 	} bits;
628 } tx_rng_err_logl_t, *p_tx_rng_err_logl_t;
629 
630 /*
631  * TDMC_INTR_RBG_REG (DMC + 0x40060)
632  */
633 typedef union _tdmc_intr_dbg_t {
634 	uint64_t value;
635 	struct {
636 #ifdef	_BIG_ENDIAN
637 		uint32_t hdw;
638 #endif
639 		struct {
640 #if defined(_BIT_FIELDS_HTOL)
641 			uint32_t res:16;
642 			uint32_t mk:1;
643 			uint32_t rsvd:7;
644 			uint32_t mbox_err:1;
645 			uint32_t pkt_size_err:1;
646 			uint32_t tx_ring_oflow:1;
647 			uint32_t pref_buf_par_err:1;
648 			uint32_t nack_pref:1;
649 			uint32_t nack_pkt_rd:1;
650 			uint32_t conf_part_err:1;
651 			uint32_t pkt_part_err:1;
652 #elif defined(_BIT_FIELDS_LTOH)
653 			uint32_t pkt_part_err:1;
654 			uint32_t conf_part_err:1;
655 			uint32_t nack_pkt_rd:1;
656 			uint32_t nack_pref:1;
657 			uint32_t pref_buf_par_err:1;
658 			uint32_t tx_ring_oflow:1;
659 			uint32_t pkt_size_err:1;
660 			uint32_t mbox_err:1;
661 			uint32_t rsvd:7;
662 			uint32_t mk:1;
663 			uint32_t res:16;
664 #endif
665 		} ldw;
666 #ifndef _BIG_ENDIAN
667 		uint32_t hdw;
668 #endif
669 	} bits;
670 } tdmc_intr_dbg_t, *p_tdmc_intr_dbg_t;
671 
672 
673 /*
674  * TX_CS_DBG (DMC + 0x40068)
675  */
676 typedef union _tx_cs_dbg_t {
677 	uint64_t value;
678 	struct {
679 #ifdef	_BIG_ENDIAN
680 		struct {
681 #if defined(_BIT_FIELDS_HTOL)
682 			uint32_t res1:4;
683 			uint32_t pkt_cnt:12;
684 			uint32_t res2:16;
685 #elif defined(_BIT_FIELDS_LTOH)
686 			uint32_t res2:16;
687 			uint32_t pkt_cnt:12;
688 			uint32_t res1:4;
689 #endif
690 		} hdw;
691 
692 #endif
693 		struct {
694 #if defined(_BIT_FIELDS_HTOL)
695 			uint32_t rsvd:32;
696 #elif defined(_BIT_FIELDS_LTOH)
697 			uint32_t rsvd:32;
698 
699 #endif
700 		} ldw;
701 
702 #ifndef _BIG_ENDIAN
703 		struct {
704 #if defined(_BIT_FIELDS_HTOL)
705 			uint32_t res1:4;
706 			uint32_t pkt_cnt:12;
707 			uint32_t res2:16;
708 #elif defined(_BIT_FIELDS_LTOH)
709 			uint32_t res2:16;
710 			uint32_t pkt_cnt:12;
711 			uint32_t res1:4;
712 #endif
713 	} hdw;
714 
715 #endif
716 	} bits;
717 } tx_cs_dbg_t, *p_tx_cs_dbg_t;
718 
719 #define	TXDMA_MAILBOX_BYTE_LENGTH		64
720 #define	TXDMA_MAILBOX_UNUSED			24
721 
722 typedef struct _txdma_mailbox_t {
723 	tx_cs_t			tx_cs;				/* 8 bytes */
724 	tx_dma_pre_st_t		tx_dma_pre_st;			/* 8 bytes */
725 	tx_ring_hdl_t		tx_ring_hdl;			/* 8 bytes */
726 	tx_ring_kick_t		tx_ring_kick;			/* 8 bytes */
727 	uint32_t		tx_rng_err_logh;		/* 4 bytes */
728 	uint32_t		tx_rng_err_logl;		/* 4 bytes */
729 	uint32_t		resv[TXDMA_MAILBOX_UNUSED];
730 } txdma_mailbox_t, *p_txdma_mailbox_t;
731 
732 #if OLD
733 /* Transmit Ring Scheduler (per port) */
734 #define	TX_DMA_MAP_OFFSET(port)		(port * 8 + TX_DMA_MAP_REG)
735 #define	TX_DMA_MAP_PORT_OFFSET(port)	(port * 8)
736 #define	TX_DMA_MAP_REG			(FZC_DMC + 0x50000)
737 #define	TX_DMA_MAP0_REG			(FZC_DMC + 0x50000)
738 #define	TX_DMA_MAP1_REG			(FZC_DMC + 0x50008)
739 #define	TX_DMA_MAP2_REG			(FZC_DMC + 0x50010)
740 #define	TX_DMA_MAP3_REG			(FZC_DMC + 0x50018)
741 
742 #define	TX_DMA_MAP_SHIFT		0	/* RO bit 31:0 */
743 #define	TX_DMA_MAPMASK			0x00000000FFFFFFFFULL
744 
745 typedef union _tx_dma_map_t {
746 	uint64_t value;
747 	struct {
748 #ifdef	_BIG_ENDIAN
749 		uint32_t hdw;
750 #endif
751 		struct {
752 #if defined(_BIT_FIELDS_HTOL)
753 			uint32_t bind:32;
754 #elif defined(_BIT_FIELDS_LTOH)
755 			uint32_t bind:32;
756 
757 #endif
758 		} ldw;
759 #ifndef _BIG_ENDIAN
760 		uint32_t hdw;
761 #endif
762 	} bits;
763 } tx_dma_map_t, *p_tx_dma_map_t;
764 #endif
765 
766 #if OLD
767 /* Transmit Ring Scheduler: DRR Weight (32 Channels) */
768 #define	DRR_WT_REG			(FZC_DMC + 0x51000)
769 #define	DRR_WT_SHIFT			0	/* RO bit 19:0 */
770 #define	DRR_WT_MASK			0x00000000000FFFFFULL
771 
772 #define	TXDMA_DRR_RNG_USE_OFFSET(channel)	(channel * 16)
773 
774 typedef union _drr_wt_t {
775 	uint64_t value;
776 	struct {
777 #ifdef	_BIG_ENDIAN
778 		uint32_t hdw;
779 #endif
780 		struct {
781 #if defined(_BIT_FIELDS_HTOL)
782 			uint32_t res1_1:12;
783 			uint32_t wt:20;
784 #elif defined(_BIT_FIELDS_LTOH)
785 			uint32_t wt:20;
786 			uint32_t res1_1:12;
787 #endif
788 		} ldw;
789 #ifndef _BIG_ENDIAN
790 		uint32_t hdw;
791 #endif
792 	} bits;
793 } drr_wt_t, *p_drr_wt_t;
794 #endif
795 
796 #if OLD
797 
798 /* Performance Monitoring (32 Channels) */
799 #define	TXRNG_USE_REG			(FZC_DMC + 0x51008)
800 #define	TXRNG_USE_CNT_SHIFT		0	/* RO bit 26:0 */
801 #define	TXRNG_USE_CNT_MASK		0x0000000007FFFFFFULL
802 #define	TXRNG_USE_OFLOW_SHIFT		0	/* RO bit 27 */
803 #define	TXRNG_USE_OFLOW_MASK		0x0000000008000000ULL
804 
805 typedef union _txrng_use_t {
806 	uint64_t value;
807 	struct {
808 #ifdef	_BIG_ENDIAN
809 		uint32_t hdw;
810 #endif
811 		struct {
812 #if defined(_BIT_FIELDS_HTOL)
813 			uint32_t res1_1:4;
814 			uint32_t oflow:1;
815 			uint32_t cnt:27;
816 #elif defined(_BIT_FIELDS_LTOH)
817 			uint32_t cnt:27;
818 			uint32_t oflow:1;
819 			uint32_t res1_1:4;
820 
821 #endif
822 		} ldw;
823 #ifndef _BIG_ENDIAN
824 		uint32_t hdw;
825 #endif
826 	} bits;
827 } txrng_use_t, *p_txrng_use_t;
828 
829 #endif
830 
831 /*
832  * Internal Transmit Packet Format (16 bytes)
833  */
834 #define	TX_PKT_HEADER_SIZE			16
835 #define	TX_MAX_GATHER_POINTERS			15
836 #define	TX_GATHER_POINTERS_THRESHOLD		8
837 /*
838  * There is bugs in the hardware
839  * and max sfter len is changed from 4096 to 4076.
840  *
841  * Jumbo from 9500 to 9216
842  */
843 #define	TX_MAX_TRANSFER_LENGTH			4076
844 #define	TX_JUMBO_MTU				9216
845 
846 #define	TX_PKT_HEADER_PAD_SHIFT			0	/* bit 2:0 */
847 #define	TX_PKT_HEADER_PAD_MASK			0x0000000000000007ULL
848 #define	TX_PKT_HEADER_TOT_XFER_LEN_SHIFT	16	/* bit 16:29 */
849 #define	TX_PKT_HEADER_TOT_XFER_LEN_MASK		0x000000000000FFF8ULL
850 #define	TX_PKT_HEADER_L4STUFF_SHIFT		32	/* bit 37:32 */
851 #define	TX_PKT_HEADER_L4STUFF_MASK		0x0000003F00000000ULL
852 #define	TX_PKT_HEADER_L4START_SHIFT		40	/* bit 45:40 */
853 #define	TX_PKT_HEADER_L4START_MASK		0x00003F0000000000ULL
854 #define	TX_PKT_HEADER_L3START_SHIFT		48	/* bit 45:40 */
855 #define	TX_PKT_HEADER_IHL_SHIFT			52	/* bit 52 */
856 #define	TX_PKT_HEADER_VLAN__SHIFT		56	/* bit 56 */
857 #define	TX_PKT_HEADER_TCP_UDP_CRC32C_SHIFT	57	/* bit 57 */
858 #define	TX_PKT_HEADER_LLC_SHIFT			57	/* bit 57 */
859 #define	TX_PKT_HEADER_TCP_UDP_CRC32C_SET	0x0200000000000000ULL
860 #define	TX_PKT_HEADER_TCP_UDP_CRC32C_MASK	0x0200000000000000ULL
861 #define	TX_PKT_HEADER_L4_PROTO_OP_SHIFT		2	/* bit 59:58 */
862 #define	TX_PKT_HEADER_L4_PROTO_OP_MASK		0x0C00000000000000ULL
863 #define	TX_PKT_HEADER_V4_HDR_CS_SHIFT		60	/* bit 60 */
864 #define	TX_PKT_HEADER_V4_HDR_CS_SET		0x1000000000000000ULL
865 #define	TX_PKT_HEADER_V4_HDR_CS_MASK		0x1000000000000000ULL
866 #define	TX_PKT_HEADER_IP_VER_SHIFT		61	/* bit 61 */
867 #define	TX_PKT_HEADER_IP_VER_MASK		0x2000000000000000ULL
868 #define	TX_PKT_HEADER_PKT_TYPE_SHIFT		62	/* bit 62 */
869 #define	TX_PKT_HEADER_PKT_TYPE_MASK		0x4000000000000000ULL
870 
871 /* L4 Prototol Operations */
872 #define	TX_PKT_L4_PROTO_OP_NOP			0x00
873 #define	TX_PKT_L4_PROTO_OP_FULL_L4_CSUM		0x01
874 #define	TX_PKT_L4_PROTO_OP_L4_PAYLOAD_CSUM	0x02
875 #define	TX_PKT_L4_PROTO_OP_SCTP_CRC32		0x04
876 
877 /* Transmit Packet Types */
878 #define	TX_PKT_PKT_TYPE_NOP			0x00
879 #define	TX_PKT_PKT_TYPE_TCP			0x01
880 #define	TX_PKT_PKT_TYPE_UDP			0x02
881 #define	TX_PKT_PKT_TYPE_SCTP			0x03
882 
883 typedef union _tx_pkt_header_t {
884 	uint64_t value;
885 	struct {
886 		struct {
887 #if defined(_BIT_FIELDS_HTOL)
888 			uint32_t pad:3;
889 			uint32_t resv2:13;
890 			uint32_t tot_xfer_len:14;
891 			uint32_t resv1:2;
892 #elif defined(_BIT_FIELDS_LTOH)
893 			uint32_t pad:3;
894 			uint32_t resv2:13;
895 			uint32_t tot_xfer_len:14;
896 			uint32_t resv1:2;
897 #endif
898 		} ldw;
899 		struct {
900 #if defined(_BIT_FIELDS_HTOL)
901 			uint32_t l4stuff:6;
902 			uint32_t resv3:2;
903 			uint32_t l4start:6;
904 			uint32_t resv2:2;
905 			uint32_t l3start:4;
906 			uint32_t ihl:4;
907 			uint32_t vlan:1;
908 			uint32_t llc:1;
909 			uint32_t res1:3;
910 			uint32_t ip_ver:1;
911 			uint32_t cksum_en_pkt_type:2;
912 #elif defined(_BIT_FIELDS_LTOH)
913 			uint32_t l4stuff:6;
914 			uint32_t resv3:2;
915 			uint32_t l4start:6;
916 			uint32_t resv2:2;
917 			uint32_t l3start:4;
918 			uint32_t ihl:4;
919 			uint32_t vlan:1;
920 			uint32_t llc:1;
921 			uint32_t res1:3;
922 			uint32_t ip_ver:1;
923 			uint32_t cksum_en_pkt_type:2;
924 #endif
925 		} hdw;
926 	} bits;
927 } tx_pkt_header_t, *p_tx_pkt_header_t;
928 
929 typedef struct _tx_pkt_hdr_all_t {
930 	tx_pkt_header_t		pkthdr;
931 	uint64_t		reserved;
932 } tx_pkt_hdr_all_t, *p_tx_pkt_hdr_all_t;
933 
934 /* Debug only registers */
935 #define	TDMC_INJ_PAR_ERR_REG		(FZC_DMC + 0x45040)
936 #define	TDMC_INJ_PAR_ERR_MASK		0x0000000000FFFFFFULL
937 #define	TDMC_INJ_PAR_ERR_MASK_N2	0x000000000000FFFFULL
938 
939 typedef union _tdmc_inj_par_err_t {
940 	uint64_t value;
941 	struct {
942 #ifdef	_BIG_ENDIAN
943 		uint32_t hdw;
944 #endif
945 		struct {
946 #if defined(_BIT_FIELDS_HTOL)
947 			uint32_t rsvc:8;
948 			uint32_t inject_parity_error:24;
949 #elif defined(_BIT_FIELDS_LTOH)
950 			uint32_t inject_parity_error:24;
951 			uint32_t rsvc:8;
952 #endif
953 		} ldw;
954 #ifndef _BIG_ENDIAN
955 		uint32_t hdw;
956 #endif
957 	} bits;
958 } tdmc_inj_par_err_t, *p_tdmc_inj_par_err_t;
959 
960 typedef union _tdmc_inj_par_err_n2_t {
961 	uint64_t value;
962 	struct {
963 #ifdef	_BIG_ENDIAN
964 		uint32_t hdw;
965 #endif
966 		struct {
967 #if defined(_BIT_FIELDS_HTOL)
968 			uint32_t rsvc:16;
969 			uint32_t inject_parity_error:16;
970 #elif defined(_BIT_FIELDS_LTOH)
971 			uint32_t inject_parity_error:16;
972 			uint32_t rsvc:16;
973 #endif
974 		} ldw;
975 #ifndef _BIG_ENDIAN
976 		uint32_t hdw;
977 #endif
978 	} bits;
979 } tdmc_inj_par_err_n2_t, *p_tdmc_inj_par_err_n2_t;
980 
981 #define	TDMC_DBG_SEL_REG		(FZC_DMC + 0x45080)
982 #define	TDMC_DBG_SEL_MASK		0x000000000000003FULL
983 
984 typedef union _tdmc_dbg_sel_t {
985 	uint64_t value;
986 	struct {
987 #ifdef	_BIG_ENDIAN
988 		uint32_t hdw;
989 #endif
990 		struct {
991 #if defined(_BIT_FIELDS_HTOL)
992 			uint32_t rsvc:26;
993 			uint32_t dbg_sel:6;
994 #elif defined(_BIT_FIELDS_LTOH)
995 			uint32_t dbg_sel:6;
996 			uint32_t rsvc:26;
997 #endif
998 		} ldw;
999 #ifndef _BIG_ENDIAN
1000 		uint32_t hdw;
1001 #endif
1002 	} bits;
1003 } tdmc_dbg_sel_t, *p_tdmc_dbg_sel_t;
1004 
1005 #define	TDMC_TRAINING_REG		(FZC_DMC + 0x45088)
1006 #define	TDMC_TRAINING_MASK		0x00000000FFFFFFFFULL
1007 
1008 typedef union _tdmc_training_t {
1009 	uint64_t value;
1010 	struct {
1011 #ifdef	_BIG_ENDIAN
1012 		uint32_t hdw;
1013 #endif
1014 		struct {
1015 #if defined(_BIT_FIELDS_HTOL)
1016 			uint32_t vec:32;
1017 #elif defined(_BIT_FIELDS_LTOH)
1018 			uint32_t vec:6;
1019 #endif
1020 		} ldw;
1021 #ifndef _BIG_ENDIAN
1022 		uint32_t hdw;
1023 #endif
1024 	} bits;
1025 } tdmc_training_t, *p_tdmc_training_t;
1026 
1027 #ifdef	__cplusplus
1028 }
1029 #endif
1030 
1031 #endif	/* _SYS_NXGE_NXGE_TXDMA_HW_H */
1032