xref: /titanic_44/usr/src/uts/common/sys/nxge/nxge_defs.h (revision 3f7d54a6b84904c8f4d8daa4c7b577bede7df8b9)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #ifndef	_SYS_NXGE_NXGE_DEFS_H
27 #define	_SYS_NXGE_NXGE_DEFS_H
28 
29 #ifdef	__cplusplus
30 extern "C" {
31 #endif
32 
33 /*
34  * Block Address Assignment (24-bit base address)
35  * (bits [23:20]: block	 [19]: set to 1 for FZC	)
36  */
37 #define	PIO			0x000000
38 #define	FZC_PIO			0x080000
39 #define	RESERVED_1		0x100000
40 #define	FZC_MAC			0x180000
41 #define	RESERVED_2		0x200000
42 #define	FZC_IPP			0x280000
43 #define	FFLP			0x300000
44 #define	FZC_FFLP		0x380000
45 #define	PIO_VADDR		0x400000
46 #define	RESERVED_3		0x480000
47 #define	ZCP			0x500000
48 #define	FZC_ZCP			0x580000
49 #define	DMC			0x600000
50 #define	FZC_DMC			0x680000
51 #define	TXC			0x700000
52 #define	FZC_TXC			0x780000
53 #define	PIO_LDSV		0x800000
54 #define	RESERVED_4		0x880000
55 #define	PIO_LDGIM		0x900000
56 #define	RESERVED_5		0x980000
57 #define	PIO_IMASK0		0xa00000
58 #define	RESERVED_6		0xa80000
59 #define	PIO_IMASK1		0xb00000
60 #define	RESERVED_7_START	0xb80000
61 #define	RESERVED_7_END		0xc00000
62 #define	FZC_PROM		0xc80000
63 #define	RESERVED_8		0xd00000
64 #define	FZC_PIM			0xd80000
65 #define	RESERVED_9_START 	0xe00000
66 #define	RESERVED_9_END 		0xf80000
67 
68 /* PIO		(0x000000) */
69 
70 
71 /* FZC_PIO	(0x080000) */
72 #define	LDGITMRES		(FZC_PIO + 0x00008)	/* timer resolution */
73 #define	SID			(FZC_PIO + 0x10200)	/* 64 LDG, INT data */
74 #define	LDG_NUM			(FZC_PIO + 0x20000)	/* 69 LDs */
75 
76 
77 
78 /* FZC_IPP 	(0x280000) */
79 
80 
81 /* FFLP		(0x300000), Header Parser */
82 
83 /* PIO_VADDR	(0x400000), PIO Virtaul DMA Address */
84 /* ?? how to access DMA via PIO_VADDR? */
85 #define	VADDR			(PIO_VADDR + 0x00000) /* ?? not for driver */
86 
87 
88 /* ZCP		(0x500000), Neptune Only */
89 
90 
91 /* FZC_ZCP	(0x580000), Neptune Only */
92 
93 
94 /* DMC 		(0x600000), register offset (32 DMA channels) */
95 
96 /* Transmit Ring Register Offset (32 Channels) */
97 #define	TX_RNG_CFIG		(DMC + 0x40000)
98 #define	TX_RING_HDH		(DMC + 0x40008)
99 #define	TX_RING_HDL		(DMC + 0x40010)
100 #define	TX_RING_KICK		(DMC + 0x40018)
101 /* Transmit Operations (32 Channels) */
102 #define	TX_ENT_MSK		(DMC + 0x40020)
103 #define	TX_CS			(DMC + 0x40028)
104 #define	TXDMA_MBH		(DMC + 0x40030)
105 #define	TXDMA_MBL		(DMC + 0x40038)
106 #define	TX_DMA_PRE_ST		(DMC + 0x40040)
107 #define	TX_RNG_ERR_LOGH		(DMC + 0x40048)
108 #define	TX_RNG_ERR_LOGL		(DMC + 0x40050)
109 #if OLD
110 #define	SH_TX_RNG_ERR_LOGH	(DMC + 0x40058)
111 #define	SH_TX_RNG_ERR_LOGL	(DMC + 0x40060)
112 #endif
113 
114 /* FZC_DMC RED Initial Random Value register offset (global) */
115 #define	RED_RAN_INIT		(FZC_DMC + 0x00068)
116 
117 #define	RX_ADDR_MD		(FZC_DMC + 0x00070)
118 
119 /* FZC_DMC Ethernet Timeout Countue register offset (global) */
120 #define	EING_TIMEOUT		(FZC_DMC + 0x00078)
121 
122 /* RDC Table */
123 #define	RDC_TBL			(FZC_DMC + 0x10000)	/* 256 * 8 */
124 
125 /* FZC_DMC partitioning support register offset (32 channels) */
126 
127 #define	TX_LOG_PAGE_VLD		(FZC_DMC + 0x40000)
128 #define	TX_LOG_MASK1		(FZC_DMC + 0x40008)
129 #define	TX_LOG_VAL1		(FZC_DMC + 0x40010)
130 #define	TX_LOG_MASK2		(FZC_DMC + 0x40018)
131 #define	TX_LOG_VAL2		(FZC_DMC + 0x40020)
132 #define	TX_LOG_PAGE_RELO1	(FZC_DMC + 0x40028)
133 #define	TX_LOG_PAGE_RELO2	(FZC_DMC + 0x40030)
134 #define	TX_LOG_PAGE_HDL		(FZC_DMC + 0x40038)
135 
136 #define	TX_ADDR_MOD		(FZC_DMC + 0x41000) /* only one? */
137 
138 
139 /* FZC_DMC RED Parameters register offset (32 channels) */
140 #define	RDC_RED_PARA1		(FZC_DMC + 0x30000)
141 #define	RDC_RED_PARA2		(FZC_DMC + 0x30008)
142 /* FZC_DMC RED Discard Cound Register offset (32 channels) */
143 #define	RED_DIS_CNT		(FZC_DMC + 0x30010)
144 
145 #if OLD /* This has been moved to TXC */
146 /* Transmit Ring Scheduler (per port) */
147 #define	TX_DMA_MAP0		(FZC_DMC + 0x50000)
148 #define	TX_DMA_MAP1		(FZC_DMC + 0x50008)
149 #define	TX_DMA_MAP2		(FZC_DMC + 0x50010)
150 #define	TX_DMA_MAP3		(FZC_DMC + 0x50018)
151 #endif
152 
153 /* Transmit Ring Scheduler: DRR Weight (32 Channels) */
154 #define	DRR_WT			(FZC_DMC + 0x51000)
155 #if OLD
156 #define	TXRNG_USE		(FZC_DMC + 0x51008)
157 #endif
158 
159 /* TXC		(0x700000)??	*/
160 
161 
162 /* FZC_TXC	(0x780000)??	*/
163 
164 
165 /*
166  * PIO_LDSV	(0x800000)
167  * Logical Device State Vector 0, 1, 2.
168  * (69 logical devices, 8192 apart, partitioning control)
169  */
170 #define	LDSV0			(PIO_LDSV + 0x00000)	/* RO (64 - 69) */
171 #define	LDSV1			(PIO_LDSV + 0x00008)	/* RO (32 - 63) */
172 #define	LDSV2			(PIO_LDSV + 0x00010)	/* RO ( 0 - 31) */
173 
174 /*
175  * PIO_LDGIM	(0x900000)
176  * Logical Device Group Interrupt Management (64 groups).
177  * (count 64, step 8192)
178  */
179 #define	LDGIMGN			(PIO_LDGIMGN + 0x00000)	/* RW */
180 
181 /*
182  * PIO_IMASK0	(0xA000000)
183  *
184  * Logical Device Masks 0, 1.
185  * (64 logical devices, 8192 apart, partitioning control)
186  */
187 #define	LD_IM0			(PIO_IMASK0 + 0x00000)	/* RW ( 0 - 63) */
188 
189 /*
190  * PIO_IMASK0	(0xB000000)
191  *
192  * Logical Device Masks 0, 1.
193  * (5 logical devices, 8192 apart, partitioning control)
194  */
195 #define	LD_IM1			(PIO_IMASK1 + 0x00000)	/* RW (64 - 69) */
196 
197 
198 /* DMC/TMC CSR size */
199 #define	DMA_CSR_SLL		9	/* Used to calculate VR addresses */
200 #define	DMA_CSR_SIZE		(1 << DMA_CSR_SLL) /* 512 */
201 #define	DMA_CSR_MASK		0xff	/* Used to calculate VR addresses */
202 	/*
203 	 * That is, each DMA CSR set must fit into a 512 byte space.
204 	 * If you subtract DMC (0x60000) from each DMA register definition,
205 	 * what you have left over is currently less than 255 (0xff)
206 	 */
207 #define	DMA_CSR_MIN_PAGE_SIZE	(2 * DMA_CSR_SIZE) /* 1024 */
208 	/*
209 	 * There are 2 subpages per page in a VR.
210 	 */
211 #define	VDMA_CSR_SIZE		(8 * DMA_CSR_MIN_PAGE_SIZE) /* 0x2000 */
212 	/*
213 	 * There are 8 pages in a VR.
214 	 */
215 
216 /*
217  * Define the Default RBR, RCR
218  */
219 #define	RBR_DEFAULT_MAX_BLKS	8192	/* each entry (16 blockaddr/64B) */
220 #define	RBR_NBLK_PER_LINE	16	/* 16 block addresses per 64 B line */
221 #define	RBR_DEFAULT_MAX_LEN	(RBR_DEFAULT_MAX_BLKS)
222 #define	RBR_DEFAULT_MIN_LEN	1
223 #define	RCR_DEFAULT_MAX		8192
224 
225 #define	SW_OFFSET_NO_OFFSET		0
226 #define	SW_OFFSET_64			1	/* 64 bytes */
227 #define	SW_OFFSET_128			2	/* 128 bytes */
228 /* The following additional offsets are defined for Neptune-L and RF-NIU */
229 #define	SW_OFFSET_192			3
230 #define	SW_OFFSET_256			4
231 #define	SW_OFFSET_320			5
232 #define	SW_OFFSET_384			6
233 #define	SW_OFFSET_448			7
234 
235 #define	TDC_DEFAULT_MAX		8192
236 /*
237  * RBR block descriptor is 32 bits (bits [43:12]
238  */
239 #define	RBR_BKADDR_SHIFT	12
240 
241 
242 #define	RCR_DEFAULT_MAX_BLKS	4096	/* each entry (8 blockaddr/64B) */
243 #define	RCR_NBLK_PER_LINE	8	/* 8 block addresses per 64 B line */
244 #define	RCR_DEFAULT_MAX_LEN	(RCR_DEFAULT_MAX_BLKS)
245 #define	RCR_DEFAULT_MIN_LEN	1
246 
247 /*  DMA Channels.  */
248 #define	NXGE_MAX_DMCS		(NXGE_MAX_RDCS + NXGE_MAX_TDCS)
249 #define	NXGE_MAX_RDCS		16
250 #define	NXGE_MAX_TDCS		24
251 #define	NXGE_MAX_TDCS_NIU	16
252 /*
253  * original mapping from Hypervisor
254  */
255 #ifdef	ORIGINAL
256 #define	NXGE_N2_RXDMA_START_LDG	0
257 #define	NXGE_N2_TXDMA_START_LDG	16
258 #define	NXGE_N2_MIF_LDG		32
259 #define	NXGE_N2_MAC_0_LDG	33
260 #define	NXGE_N2_MAC_1_LDG	34
261 #define	NXGE_N2_SYS_ERROR_LDG	35
262 #endif
263 
264 #define	NXGE_N2_RXDMA_START_LDG	19
265 #define	NXGE_N2_TXDMA_START_LDG	27
266 #define	NXGE_N2_MIF_LDG		17
267 #define	NXGE_N2_MAC_0_LDG	16
268 #define	NXGE_N2_MAC_1_LDG	35
269 #define	NXGE_N2_SYS_ERROR_LDG	18
270 #define	NXGE_N2_LDG_GAP		17
271 
272 #define	NXGE_MAX_RDC_GRPS	8
273 
274 /*
275  * Max. ports per Neptune and NIU
276  */
277 #define	NXGE_MAX_PORTS			4
278 #define	NXGE_PORTS_NEPTUNE		4
279 #define	NXGE_PORTS_NIU			2
280 
281 /*
282  * Virtualization Regions.
283  */
284 #define	NXGE_MAX_VRS			8
285 
286 /*
287  * TDC groups are used exclusively for the purpose of Hybrid I/O
288  * TX needs one group for each VR
289  */
290 #define	NXGE_MAX_TDC_GROUPS		(NXGE_MAX_VRS)
291 
292 /* Max. RDC table groups */
293 #define	NXGE_MAX_RDC_GROUPS		8
294 #define	NXGE_MAX_RDCS			16
295 #define	NXGE_MAX_DMAS			32
296 
297 #define	NXGE_MAX_MACS_XMACS		16
298 #define	NXGE_MAX_MACS_BMACS		8
299 #define	NXGE_MAX_MACS			(NXGE_MAX_PORTS * NXGE_MAX_MACS_XMACS)
300 
301 #define	NXGE_MAX_VLANS			4096
302 #define	VLAN_ETHERTYPE			(0x8100)
303 
304 
305 /* Scaling factor for RBR (receive block ring) */
306 #define	RBR_SCALE_1		0
307 #define	RBR_SCALE_2		1
308 #define	RBR_SCALE_3		2
309 #define	RBR_SCALE_4		3
310 #define	RBR_SCALE_5		4
311 #define	RBR_SCALE_6		5
312 #define	RBR_SCALE_7		6
313 #define	RBR_SCALE_8		7
314 
315 
316 #define	MAX_PORTS_PER_NXGE	4
317 #define	MAX_MACS		32
318 
319 #define	TX_GATHER_POINTER_SZ	8
320 #define	TX_GP_PER_BLOCK		8
321 #define	TX_DEFAULT_MAX_GPS	1024	/* Max. # of gather pointers */
322 #define	TX_DEFAULT_JUMBO_MAX_GPS 4096	/* Max. # of gather pointers */
323 #define	TX_DEFAULT_MAX_LEN	(TX_DEFAULT_MAX_GPS/TX_GP_PER_BLOCK)
324 #define	TX_DEFAULT_JUMBO_MAX_LEN (TX_DEFAULT_JUMBO_MAX_GPS/TX_GP_PER_BLOCK)
325 
326 #define	TX_RING_THRESHOLD		(TX_DEFAULT_MAX_GPS/4)
327 #define	TX_RING_JUMBO_THRESHOLD		(TX_DEFAULT_JUMBO_MAX_GPS/4)
328 
329 #define	TRANSMIT_HEADER_SIZE		16	/* 16 B frame header */
330 
331 #define	TX_DESC_SAD_SHIFT	0
332 #define	TX_DESC_SAD_MASK	0x00000FFFFFFFFFFFULL	/* start address */
333 #define	TX_DESC_TR_LEN_SHIFT	44
334 #define	TX_DESC_TR_LEN_MASK	0x00FFF00000000000ULL	/* Transfer Length */
335 #define	TX_DESC_NUM_PTR_SHIFT	58
336 #define	TX_DESC_NUM_PTR_MASK	0x2C00000000000000ULL	/* gather pointers */
337 #define	TX_DESC_MASK_SHIFT	62
338 #define	TX_DESC_MASK_MASK	0x4000000000000000ULL	/* Mark bit */
339 #define	TX_DESC_SOP_SHIF	63
340 #define	TX_DESC_NUM_MASK	0x8000000000000000ULL	/* Start of packet */
341 
342 #define	TCAM_FLOW_KEY_MAX_CLASS		12
343 #define	TCAM_L3_MAX_USER_CLASS		4
344 #define	TCAM_MAX_ENTRY			256
345 #define	TCAM_NIU_TCAM_MAX_ENTRY		128
346 #define	TCAM_NXGE_TCAM_MAX_ENTRY	256
347 #define	NXGE_L2_PROG_CLS		2
348 #define	NXGE_L3_PROG_CLS		4
349 
350 
351 
352 /* TCAM entry formats */
353 #define	TCAM_IPV4_5TUPLE_FORMAT	0x00
354 #define	TCAM_IPV6_5TUPLE_FORMAT	0x01
355 #define	TCAM_ETHERTYPE_FORMAT	0x02
356 
357 
358 /* TCAM */
359 #define	TCAM_SELECT_IPV6	0x01
360 #define	TCAM_LOOKUP		0x04
361 #define	TCAM_DISCARD		0x08
362 
363 /* FLOW Key */
364 #define	FLOW_L4_1_34_BYTES	0x10
365 #define	FLOW_L4_1_78_BYTES	0x11
366 #define	FLOW_L4_0_12_BYTES	(0x10 << 2)
367 #define	FLOW_L4_0_56_BYTES	(0x11 << 2)
368 #define	FLOW_PROTO_NEXT		0x10
369 #define	FLOW_IPDA		0x20
370 #define	FLOW_IPSA		0x40
371 #define	FLOW_VLAN		0x80
372 #define	FLOW_L2DA		0x100
373 #define	FLOW_PORT		0x200
374 
375 /* TCAM */
376 #define	MAX_EFRAME	11
377 
378 #define	TCAM_USE_L2RDC_FLOW_LOOKUP	0x00
379 #define	TCAM_USE_OFFSET_DONE		0x01
380 #define	TCAM_OVERRIDE_L2_FLOW_LOOKUP	0x02
381 #define	TCAM_OVERRIDE_L2_USE_OFFSET	0x03
382 
383 /*
384  * FCRAM (Hashing):
385  *	1. IPv4 exact match
386  *	2. IPv6 exact match
387  *	3. IPv4 Optimistic match
388  *	4. IPv6 Optimistic match
389  *
390  */
391 #define	FCRAM_IPV4_EXT_MATCH	0x00
392 #define	FCRAM_IPV6_EXT_MATCH	0x01
393 #define	FCRAM_IPV4_OPTI_MATCH	0x02
394 #define	FCRAM_IPV6_OPTI_MATCH	0x03
395 
396 
397 #define	NXGE_HASH_MAX_ENTRY	256
398 
399 
400 #define	MAC_ADDR_LENGTH		6
401 
402 /* convert values */
403 #define	NXGE_BASE(x, y)		(((y) << (x ## _SHIFT)) & (x ## _MASK))
404 #define	NXGE_VAL(x, y)		(((y) & (x ## _MASK)) >> (x ## _SHIFT))
405 
406 /*
407  * Locate the DMA channel start offset (PIO_VADDR)
408  * (DMA virtual address space of the PIO block)
409  */
410 #define	TDMC_PIOVADDR_OFFSET(channel)	(2 * DMA_CSR_SIZE * channel)
411 #define	RDMC_PIOVADDR_OFFSET(channel)	(TDMC_OFFSET(channel) + DMA_CSR_SIZE)
412 
413 /*
414  * PIO access using the DMC block directly (DMC)
415  */
416 #define	DMC_OFFSET(channel)	(DMA_CSR_SIZE * channel)
417 #define	TDMC_OFFSET(channel)	(TX_RNG_CFIG + DMA_CSR_SIZE * channel)
418 
419 /*
420  * Number of logical pages.
421  */
422 #define	NXGE_MAX_LOGICAL_PAGES		2
423 
424 #ifdef	SOLARIS
425 #ifndef	i386
426 #define	_BIT_FIELDS_BIG_ENDIAN		_BIT_FIELDS_HTOL
427 #else
428 #define	_BIT_FIELDS_LITTLE_ENDIAN	_BIT_FIELDS_LTOH
429 #endif
430 #else
431 #define	_BIT_FIELDS_LITTLE_ENDIAN	_LITTLE_ENDIAN_BITFIELD
432 #endif
433 
434 #define	MAX_PIO_RETRIES		32
435 
436 #define	IS_PORT_NUM_VALID(portn)\
437 	(portn < 4)
438 
439 /*
440  * The following macros expect unsigned input values.
441  */
442 #define	TXDMA_CHANNEL_VALID(cn)		(cn < NXGE_MAX_TDCS)
443 #define	TXDMA_PAGE_VALID(pn)		(pn < NXGE_MAX_LOGICAL_PAGES)
444 #define	TXDMA_FUNC_VALID(fn)		(fn < MAX_PORTS_PER_NXGE)
445 #define	FUNC_VALID(n)			(n < MAX_PORTS_PER_NXGE)
446 
447 /*
448  * DMA channel binding definitions.
449  */
450 #define	VIR_PAGE_INDEX_MAX		8
451 #define	VIR_SUB_REGIONS			2
452 #define	VIR_DMA_BIND			1
453 
454 #define	SUBREGION_VALID(n)		(n < VIR_SUB_REGIONS)
455 #define	VIR_PAGE_INDEX_VALID(n)		(n < VIR_PAGE_INDEX_MAX)
456 #define	VRXDMA_CHANNEL_VALID(n)		(n < NXGE_MAX_RDCS)
457 
458 /*
459  * Logical device definitions.
460  */
461 #define	NXGE_INT_MAX_LD		69
462 #define	NXGE_INT_MAX_LDG	64
463 
464 #define	NXGE_RDMA_LD_START	 0
465 #define	NXGE_TDMA_LD_START	32
466 #define	NXGE_MIF_LD		63
467 #define	NXGE_MAC_LD_PORT0	64
468 #define	NXGE_MAC_LD_PORT1	65
469 #define	NXGE_MAC_LD_PORT2	66
470 #define	NXGE_MAC_LD_PORT3	67
471 #define	NXGE_SYS_ERROR_LD	68
472 
473 #define	LDG_VALID(n)			(n < NXGE_INT_MAX_LDG)
474 #define	LD_VALID(n)			(n < NXGE_INT_MAX_LD)
475 #define	LD_RXDMA_LD_VALID(n)		(n < NXGE_MAX_RDCS)
476 #define	LD_TXDMA_LD_VALID(n)		(n >= NXGE_MAX_RDCS && \
477 					((n - NXGE_MAX_RDCS) < NXGE_MAX_TDCS)))
478 #define	LD_MAC_VALID(n)			(IS_PORT_NUM_VALID(n))
479 
480 #define	LD_TIMER_MAX			0x3f
481 #define	LD_INTTIMER_VALID(n)		(n <= LD_TIMER_MAX)
482 
483 /* System Interrupt Data */
484 #define	SID_VECTOR_MAX			0x1f
485 #define	SID_VECTOR_VALID(n)		(n <= SID_VECTOR_MAX)
486 
487 #define	NXGE_COMPILE_32
488 
489 #ifdef	__cplusplus
490 }
491 #endif
492 
493 #endif	/* _SYS_NXGE_NXGE_DEFS_H */
494