xref: /illumos-gate/usr/src/uts/common/io/rge/rge_hw.h (revision 92a0208178405fef708b0283ffcaa02fbc3468ff)
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 _RGE_HW_H
27 #define	_RGE_HW_H
28 
29 #ifdef __cplusplus
30 extern "C" {
31 #endif
32 
33 #include <sys/types.h>
34 
35 
36 /*
37  * First section:
38  *	Identification of the various Realtek GigE chips
39  */
40 
41 /*
42  * Driver support device
43  */
44 #define	VENDOR_ID_REALTECK		0x10EC
45 #define	DEVICE_ID_8169			0x8169	/* PCI */
46 #define	DEVICE_ID_8110			0x8169	/* PCI */
47 #define	DEVICE_ID_8168			0x8168	/* PCI-E */
48 #define	DEVICE_ID_8111			0x8168	/* PCI-E */
49 #define	DEVICE_ID_8169SC		0x8167	/* PCI */
50 #define	DEVICE_ID_8110SC		0x8167	/* PCI */
51 #define	DEVICE_ID_8101E			0x8136	/* 10/100M PCI-E */
52 
53 #define	RGE_REGISTER_MAX		0x0100
54 
55 
56 /*
57  * Second section:
58  *	Offsets of important registers & definitions for bits therein
59  */
60 /*
61  * MAC address register, initial value is autoloaded from the
62  * EEPROM EthernetID field
63  */
64 #define	ID_0_REG			0x0000
65 #define	ID_1_REG			0x0001
66 #define	ID_2_REG			0x0002
67 #define	ID_3_REG			0x0003
68 #define	ID_4_REG			0x0004
69 #define	ID_5_REG			0x0005
70 
71 /*
72  * Multicast register
73  */
74 #define	MULTICAST_0_REG			0x0008
75 #define	MULTICAST_1_REG			0x0009
76 #define	MULTICAST_2_REG			0x000a
77 #define	MULTICAST_3_REG			0x000b
78 #define	MULTICAST_4_REG			0x000c
79 #define	MULTICAST_5_REG			0x000d
80 #define	MULTICAST_6_REG			0x000e
81 #define	MULTICAST_7_REG			0x000f
82 #define	RGE_MCAST_NUM			8 /* total 8 registers: MAR0 - MAR7 */
83 
84 /*
85  * Dump Tally Counter Command register
86  */
87 #define	DUMP_COUNTER_REG_0		0x0010
88 #define	DUMP_COUNTER_REG_RESV		0x00000037
89 #define	DUMP_START			0x00000008
90 #define	DUMP_COUNTER_REG_1		0x0014
91 
92 /*
93  * Register for start address of transmit descriptors
94  */
95 #define	NORMAL_TX_RING_ADDR_LO_REG	0x0020
96 #define	NORMAL_TX_RING_ADDR_HI_REG	0x0024
97 #define	HIGH_TX_RING_ADDR_LO_REG	0x0028
98 #define	HIGH_TX_RING_ADDR_HI_REG	0x002c
99 
100 /*
101  * Commond register
102  */
103 #define	RT_COMMAND_REG			0x0037
104 #define	RT_COMMAND_RESV			0xe3
105 #define	RT_COMMAND_RESET		0x10
106 #define	RT_COMMAND_RX_ENABLE		0x08
107 #define	RT_COMMAND_TX_ENABLE		0x04
108 
109 /*
110  * Transmit priority polling register
111  */
112 #define	TX_RINGS_POLL_REG		0x0038
113 #define	HIGH_TX_RING_POLL		0x80
114 #define	NORMAL_TX_RING_POLL		0x40
115 #define	FORCE_SW_INT			0x01
116 
117 /*
118  * Interrupt mask & status register
119  */
120 #define	INT_MASK_REG			0x003c
121 #define	INT_STATUS_REG			0x003e
122 #define	SYS_ERR_INT			0x8000
123 #define	TIME_OUT_INT			0x4000
124 #define	SW_INT				0x0100
125 #define	NO_TXDESC_INT			0x0080
126 #define	RX_FIFO_OVERFLOW_INT		0x0040
127 #define	LINK_CHANGE_INT			0x0020
128 #define	NO_RXDESC_INT			0x0010
129 #define	TX_ERR_INT			0x0008
130 #define	TX_OK_INT			0x0004
131 #define	RX_ERR_INT			0x0002
132 #define	RX_OK_INT			0x0001
133 
134 #define	INT_REG_RESV			0x3e00
135 #define	INT_MASK_ALL			0xffff
136 #define	INT_MASK_NONE			0x0000
137 #define	RGE_RX_INT			(RX_OK_INT | RX_ERR_INT | \
138 					    NO_RXDESC_INT)
139 #define	RGE_INT_MASK			(RGE_RX_INT | LINK_CHANGE_INT)
140 
141 /*
142  * Transmit configuration register
143  */
144 #define	TX_CONFIG_REG			0x0040
145 #define	TX_CONFIG_REG_RESV		0x8070f8ff
146 #define	HW_VERSION_ID_0			0x7c000000
147 #define	INTER_FRAME_GAP_BITS		0x03080000
148 #define	TX_INTERFRAME_GAP_802_3		0x03000000
149 #define	HW_VERSION_ID_1			0x00800000
150 #define	MAC_LOOPBACK_ENABLE		0x00060000
151 #define	CRC_APPEND_ENABLE		0x00010000
152 #define	TX_DMA_BURST_BITS		0x00000700
153 
154 #define	TX_DMA_BURST_UNLIMIT		0x00000700
155 #define	TX_DMA_BURST_1024B		0x00000600
156 #define	TX_DMA_BURST_512B		0x00000500
157 #define	TX_DMA_BURST_256B		0x00000400
158 #define	TX_DMA_BURST_128B		0x00000300
159 #define	TX_DMA_BURST_64B		0x00000200
160 #define	TX_DMA_BURST_32B		0x00000100
161 #define	TX_DMA_BURST_16B		0x00000000
162 
163 #define	MAC_VER_8169			0x00000000
164 #define	MAC_VER_8169S_D			0x00800000
165 #define	MAC_VER_8169S_E			0x04000000
166 #define	MAC_VER_8169SB			0x10000000
167 #define	MAC_VER_8169SC			0x18000000
168 #define	MAC_VER_8168			0x20000000
169 #define	MAC_VER_8168B_B			0x30000000
170 #define	MAC_VER_8168B_C			0x38000000
171 #define	MAC_VER_8168B_D			0x3c000000
172 #define	MAC_VER_8101E			0x34000000
173 #define	MAC_VER_8101E_B			0x24800000
174 #define	MAC_VER_8101E_C			0x34800000
175 
176 #define	TX_CONFIG_DEFAULT		(TX_INTERFRAME_GAP_802_3 | \
177 					    TX_DMA_BURST_1024B)
178 /*
179  * Receive configuration register
180  */
181 #define	RX_CONFIG_REG			0x0044
182 #define	RX_CONFIG_REG_RESV		0xfffe1880
183 #define	RX_RER8_ENABLE			0x00010000
184 #define	RX_FIFO_THRESHOLD_BITS		0x0000e000
185 #define	RX_FIFO_THRESHOLD_NONE		0x0000e000
186 #define	RX_FIFO_THRESHOLD_1024B		0x0000c000
187 #define	RX_FIFO_THRESHOLD_512B		0x0000a000
188 #define	RX_FIFO_THRESHOLD_256B		0x00008000
189 #define	RX_FIFO_THRESHOLD_128B		0x00006000
190 #define	RX_FIFO_THRESHOLD_64B		0x00004000
191 #define	RX_DMA_BURST_BITS		0x00000700
192 #define	RX_DMA_BURST_UNLIMITED		0x00000700
193 #define	RX_DMA_BURST_1024B		0x00000600
194 #define	RX_DMA_BURST_512B		0x00000500
195 #define	RX_DMA_BURST_256B		0x00000400
196 #define	RX_DMA_BURST_128B		0x00000300
197 #define	RX_DMA_BURST_64B		0x00000200
198 #define	RX_EEPROM_9356			0x00000040
199 #define	RX_ACCEPT_ERR_PKT		0x00000020
200 #define	RX_ACCEPT_RUNT_PKT		0x00000010
201 #define	RX_ACCEPT_BROADCAST_PKT		0x000000008
202 #define	RX_ACCEPT_MULTICAST_PKT		0x000000004
203 #define	RX_ACCEPT_MAC_MATCH_PKT		0x000000002
204 #define	RX_ACCEPT_ALL_PKT		0x000000001
205 
206 #define	RX_CONFIG_DEFAULT		(RX_FIFO_THRESHOLD_NONE | \
207 					    RX_DMA_BURST_1024B | \
208 					    RX_ACCEPT_BROADCAST_PKT | \
209 					    RX_ACCEPT_MULTICAST_PKT | \
210 					    RX_ACCEPT_MAC_MATCH_PKT)
211 
212 /*
213  * Timer count register
214  */
215 #define	TIMER_COUNT_REG			0x0048
216 
217 /*
218  * Missed packet counter: indicates the number of packets
219  * discarded due to Rx FIFO overflow
220  */
221 #define	RX_PKT_MISS_COUNT_REG		0x004c
222 
223 /*
224  * 93c46(93c56) commond register:
225  */
226 #define	RT_93c46_COMMOND_REG		0x0050
227 #define	RT_93c46_MODE_BITS		0xc0
228 #define	RT_93c46_MODE_NORMAL		0x00
229 #define	RT_93c46_MODE_AUTOLOAD		0x40
230 #define	RT_93c46_MODE_PROGRAM		0x80
231 #define	RT_93c46_MODE_CONFIG		0xc0
232 
233 #define	RT_93c46_EECS			0x08
234 #define	RT_93c46_EESK			0x04
235 #define	RT_93c46_EEDI			0x02
236 #define	RT_93c46_EEDO			0x01
237 
238 /*
239  * Configuration registers
240  */
241 #define	RT_CONFIG_0_REG			0x0051
242 #define	RT_CONFIG_1_REG			0x0052
243 #define	RT_CONFIG_2_REG			0x0053
244 #define	RT_CONFIG_3_REG			0x0054
245 #define	RT_CONFIG_4_REG			0x0055
246 #define	RT_CONFIG_5_REG			0x0056
247 
248 /*
249  * Timer interrupt register
250  */
251 #define	TIMER_INT_REG			0x0058
252 #define	TIMER_INT_NONE			0x00000000
253 
254 /*
255  * PHY access register
256  */
257 #define	PHY_ACCESS_REG			0x0060
258 #define	PHY_ACCESS_WR_FLAG		0x80000000
259 #define	PHY_ACCESS_REG_BITS		0x001f0000
260 #define	PHY_ACCESS_DATA_BITS		0x0000ffff
261 #define	PHY_DATA_MASK			0xffff
262 #define	PHY_REG_MASK			0x1f
263 #define	PHY_REG_SHIFT			16
264 
265 /*
266  * CSI data register (for PCIE chipset)
267  */
268 #define	RT_CSI_DATA_REG			0x0064
269 
270 /*
271  * CSI access register  (for PCIE chipset)
272  */
273 #define	RT_CSI_ACCESS_REG		0x0068
274 
275 /*
276  * PHY status register
277  */
278 #define	PHY_STATUS_REG			0x006c
279 #define	PHY_STATUS_TBI			0x80
280 #define	PHY_STATUS_TX_FLOW		0x40
281 #define	PHY_STATUS_RX_FLOW		0x20
282 #define	PHY_STATUS_1000MF		0x10
283 #define	PHY_STATUS_100M			0x08
284 #define	PHY_STATUS_10M			0x04
285 #define	PHY_STATUS_LINK_UP		0x02
286 #define	PHY_STATUS_DUPLEX_FULL		0x01
287 
288 #define	RGE_SPEED_1000M			1000
289 #define	RGE_SPEED_100M			100
290 #define	RGE_SPEED_10M			10
291 #define	RGE_SPEED_UNKNOWN		0
292 
293 /*
294  * EPHY access register (for PCIE chipset)
295  */
296 #define	EPHY_ACCESS_REG			0x0080
297 #define	EPHY_ACCESS_WR_FLAG		0x80000000
298 #define	EPHY_ACCESS_REG_BITS		0x001f0000
299 #define	EPHY_ACCESS_DATA_BITS		0x0000ffff
300 #define	EPHY_DATA_MASK			0xffff
301 #define	EPHY_REG_MASK			0x1f
302 #define	EPHY_REG_SHIFT			16
303 
304 /*
305  * Receive packet maximum size register
306  * -- the maximum rx size supported is (16K - 1) bytes
307  */
308 #define	RX_MAX_PKTSIZE_REG		0x00da
309 #define	RX_PKTSIZE_JUMBO		0x1bfa	/* 7K bytes */
310 #define	RX_PKTSIZE_STD			0x05fa	/* 1530 bytes */
311 #define	RX_PKTSIZE_STD_8101E		0x3fff
312 
313 /*
314  * C+ command register
315  */
316 #define	CPLUS_COMMAND_REG		0x00e0
317 #define	CPLUS_RESERVE			0xfd87
318 #define	CPLUS_BIT14			0x4000
319 #define	CPLUS_BIG_ENDIAN		0x0400
320 #define	RX_VLAN_DETAG			0x0040
321 #define	RX_CKSM_OFFLOAD			0x0020
322 #define	DUAL_PCI_CYCLE			0x0010
323 #define	MUL_PCI_RW_ENABLE		0x0008
324 
325 /*
326  * Receive descriptor start address
327  */
328 #define	RX_RING_ADDR_LO_REG		0x00e4
329 #define	RX_RING_ADDR_HI_REG		0x00e8
330 
331 /*
332  * Max transmit packet size register
333  */
334 #define	TX_MAX_PKTSIZE_REG		0x00ec
335 #define	TX_MAX_PKTSIZE_REG_RESV		0xc0
336 #define	TX_PKTSIZE_JUMBO		0x3b	/* Realtek suggested value */
337 #define	TX_PKTSIZE_STD			0x32	/* document suggested value */
338 #define	TX_PKTSIZE_STD_8101E		0x3f
339 
340 #define	RESV_82_REG			0x0082
341 #define	RESV_E2_REG			0x00e2
342 
343 /*
344  * PHY registers
345  */
346 /*
347  * Basic mode control register
348  */
349 #define	PHY_BMCR_REG			0x00
350 #define	PHY_RESET			0x8000
351 #define	PHY_LOOPBACK			0x4000
352 #define	PHY_SPEED_0			0x2000
353 #define	PHY_SPEED_1			0x0040
354 #define	PHY_SPEED_BITS			(PHY_SPEED_0 | PHY_SPEED_1)
355 #define	PHY_SPEED_1000M			PHY_SPEED_1
356 #define	PHY_SPEED_100M			PHY_SPEED_0
357 #define	PHY_SPEED_10M			0x0000
358 #define	PHY_SPEED_RES			(PHY_SPEED_0 | PHY_SPEED_1)
359 #define	PHY_AUTO_NEGO			0x1000
360 #define	PHY_RESTART_ANTO_NEGO		0x0200
361 #define	PHY_DUPLEX_FULL			0x0100
362 #define	PHY_BMCR_CLEAR			0xff40
363 
364 /*
365  * Basic mode status register
366  */
367 #define	PHY_BMSR_REG			0x01
368 #define	PHY_100BASE_T4			0x8000
369 #define	PHY_100BASE_TX_FULL		0x4000
370 #define	PHY_100BASE_TX_HALF		0x2000
371 #define	PHY_10BASE_T_FULL		0x1000
372 #define	PHY_10BASE_T_HALF		0x0800
373 #define	PHY_100BASE_T2_FULL		0x0400
374 #define	PHY_100BASE_T2_HALF		0x0200
375 #define	PHY_1000BASE_T_EXT		0x0100
376 #define	PHY_AUTO_NEGO_END		0x0020
377 #define	PHY_REMOTE_FAULT		0x0010
378 #define	PHY_AUTO_NEGO_ABLE		0x0008
379 #define	PHY_LINK_UP			0x0004
380 #define	PHY_JABBER_DETECT		0x0002
381 #define	PHY_EXT_ABLE			0x0001
382 
383 /*
384  * PHY identifier register
385  */
386 #define	PHY_ID_REG_1			0x02
387 #define	PHY_ID_REG_2			0x03
388 #define	PHY_VER_MASK			0x000f
389 #define	PHY_VER_S			0x0000
390 #define	PHY_VER_SB			0x0010
391 
392 /*
393  * Auto-negotiation advertising register
394  */
395 #define	PHY_ANAR_REG			0x04
396 #define	ANAR_NEXT_PAGE			0x8000
397 #define	ANAR_REMOTE_FAULT		0x2000
398 #define	ANAR_ASY_PAUSE			0x0800
399 #define	ANAR_PAUSE			0x0400
400 #define	ANAR_100BASE_T4			0x0200
401 #define	ANAR_100BASE_TX_FULL		0x0100
402 #define	ANAR_100BASE_TX_HALF		0x0080
403 #define	ANAR_10BASE_T_FULL		0x0040
404 #define	ANAR_10BASE_T_HALF		0x0020
405 #define	ANAR_RESV_BITS			0x501f
406 
407 /*
408  * Auto-negotiation link partner ability register
409  */
410 #define	PHY_ANLPAR_REG			0x05
411 
412 /*
413  * Auto-negotiation expansion register
414  */
415 #define	PHY_ANER_REG			0x06
416 
417 /*
418  * Auto-negotiation next page transmit register
419  */
420 #define	PHY_ANNPTR_REG			0x07
421 
422 /*
423  * Auto-negotiation next page receive register
424  */
425 #define	PHY_ANNPRR_REG			0x08
426 
427 /*
428  * 1000Base-T control register
429  */
430 #define	PHY_GBCR_REG			0x09
431 #define	GBCR_MODE_JITTER		0x2000
432 #define	GBCR_MODE_MASTER		0x4000
433 #define	GBCR_MODE_SLAVE			0x6000
434 #define	GBCR_1000BASE_T_FULL		0x0200
435 #define	GBCR_1000BASE_T_HALF		0x0100
436 #define	GBCR_DEFAULT			0x273a
437 
438 /*
439  * 1000Base-T status register
440  */
441 #define	PHY_GBSR_REG			0x0a
442 #define	LP_1000BASE_T_FULL		0x0800
443 #define	LP_1000BASE_T_HALF		0x0400
444 
445 /*
446  * 1000Base-T extended status register
447  */
448 #define	PHY_GBESR_REG			0x0f
449 
450 #define	PHY_1F_REG			0x1f
451 #define	PHY_1D_REG			0x1d
452 #define	PHY_1C_REG			0x1c
453 #define	PHY_1B_REG			0x1b
454 #define	PHY_18_REG			0x18
455 #define	PHY_15_REG			0x15
456 #define	PHY_13_REG			0x13
457 #define	PHY_12_REG			0x12
458 #define	PHY_0E_REG			0x0e
459 #define	PHY_0C_REG			0x0c
460 #define	PHY_0B_REG			0x0b
461 
462 /*
463  * MII (PHY) registers, beyond those already defined in <sys/miiregs.h>
464  */
465 
466 #define	MII_AN_LPNXTPG			8
467 #define	MII_1000BASE_T_CONTROL		9
468 #define	MII_1000BASE_T_STATUS		10
469 #define	MII_IEEE_EXT_STATUS		15
470 
471 /*
472  * New bits in the MII_CONTROL register
473  */
474 #define	MII_CONTROL_1000MB		0x0040
475 
476 /*
477  * New bits in the MII_AN_ADVERT register
478  */
479 #define	MII_ABILITY_ASYM_PAUSE		0x0800
480 #define	MII_ABILITY_PAUSE		0x0400
481 
482 /*
483  * Values for the <selector> field of the MII_AN_ADVERT register
484  */
485 #define	MII_AN_SELECTOR_8023		0x0001
486 
487 /*
488  * Bits in the MII_1000BASE_T_CONTROL register
489  *
490  * The MASTER_CFG bit enables manual configuration of Master/Slave mode
491  * (otherwise, roles are automatically negotiated).  When this bit is set,
492  * the MASTER_SEL bit forces Master mode, otherwise Slave mode is forced.
493  */
494 #define	MII_1000BT_CTL_MASTER_CFG	0x1000	/* enable role select	*/
495 #define	MII_1000BT_CTL_MASTER_SEL	0x0800	/* role select bit	*/
496 #define	MII_1000BT_CTL_ADV_FDX		0x0200
497 #define	MII_1000BT_CTL_ADV_HDX		0x0100
498 
499 /*
500  * Vendor-specific MII registers
501  */
502 #define	MII_EXT_CONTROL			MII_VENDOR(0)
503 #define	MII_EXT_STATUS			MII_VENDOR(1)
504 #define	MII_RCV_ERR_COUNT		MII_VENDOR(2)
505 #define	MII_FALSE_CARR_COUNT		MII_VENDOR(3)
506 #define	MII_RCV_NOT_OK_COUNT		MII_VENDOR(4)
507 #define	MII_AUX_CONTROL			MII_VENDOR(8)
508 #define	MII_AUX_STATUS			MII_VENDOR(9)
509 #define	MII_INTR_STATUS			MII_VENDOR(10)
510 #define	MII_INTR_MASK			MII_VENDOR(11)
511 #define	MII_HCD_STATUS			MII_VENDOR(13)
512 
513 #define	MII_MAXREG			MII_VENDOR(15)	/* 31, 0x1f	*/
514 
515 /*
516  * Bits in the MII_AUX_STATUS register
517  */
518 #define	MII_AUX_STATUS_MODE_MASK	0x0700
519 #define	MII_AUX_STATUS_MODE_1000_F	0x0700
520 #define	MII_AUX_STATUS_MODE_1000_H	0x0600
521 #define	MII_AUX_STATUS_MODE_100_F	0x0500
522 #define	MII_AUX_STATUS_MODE_100_4	0x0400
523 #define	MII_AUX_STATUS_MODE_100_H	0x0300
524 #define	MII_AUX_STATUS_MODE_10_F	0x0200
525 #define	MII_AUX_STATUS_MODE_10_H	0x0100
526 #define	MII_AUX_STATUS_MODE_NONE	0x0000
527 #define	MII_AUX_STATUS_MODE_SHIFT	8
528 
529 #define	MII_AUX_STATUS_PAR_FAULT	0x0080
530 #define	MII_AUX_STATUS_REM_FAULT	0x0040
531 #define	MII_AUX_STATUS_LP_ANEG_ABLE	0x0010
532 #define	MII_AUX_STATUS_LP_NP_ABLE	0x0008
533 
534 #define	MII_AUX_STATUS_LINKUP		0x0004
535 #define	MII_AUX_STATUS_RX_PAUSE		0x0002
536 #define	MII_AUX_STATUS_TX_PAUSE		0x0001
537 
538 /*
539  * Third section:
540  * 	Hardware-defined data structures
541  *
542  * Note that the chip is naturally little-endian, so, for a little-endian
543  * host, the structures defined below match those descibed in the PRM.
544  * For big-endian hosts, some structures have to be swapped around.
545  */
546 
547 #if	!defined(_BIG_ENDIAN) && !defined(_LITTLE_ENDIAN)
548 #error	Host endianness not defined
549 #endif
550 
551 /*
552  * Architectural constants: absolute maximum numbers of each type of ring
553  */
554 
555 #define	RGE_SEND_SLOTS			1024
556 #define	RGE_RECV_SLOTS			1024
557 #define	RGE_BUFF_SIZE_STD		1536	/* 1536 bytes */
558 #define	RGE_BUFF_SIZE_JUMBO		7168	/* maximum 7K */
559 #define	RGE_JUMBO_SIZE			7014
560 #define	RGE_JUMBO_MTU			7000
561 #define	RGE_STATS_DUMP_SIZE		64
562 
563 typedef struct rge_bd {
564 	volatile uint32_t	flags_len;
565 	volatile uint32_t	vlan_tag;
566 	volatile uint32_t	host_buf_addr;
567 	volatile uint32_t	host_buf_addr_hi;
568 } rge_bd_t;
569 
570 #define	BD_FLAG_HW_OWN			0x80000000
571 #define	BD_FLAG_EOR			0x40000000
572 #define	BD_FLAG_PKT_START		0x20000000
573 #define	BD_FLAG_PKT_END			0x10000000
574 
575 #define	RBD_FLAG_MULTICAST		0x08000000
576 #define	RBD_FLAG_UNICAST		0x04000000
577 #define	RBD_FLAG_BROADCAST		0x02000000
578 #define	RBD_FLAG_PKT_4096		0x00400000
579 #define	RBD_FLAG_ERROR			0x00200000
580 #define	RBD_FLAG_RUNT			0x00100000
581 #define	RBD_FLAG_CRC_ERR		0x00080000
582 #define	RBD_FLAG_PROTOCOL		0x00060000
583 #define	RBD_FLAG_IP			0x00060000
584 #define	RBD_FLAG_UDP			0x00040000
585 #define	RBD_FLAG_TCP			0x00020000
586 #define	RBD_FLAG_NONE_IP		0x00000000
587 #define	RBD_IP_CKSUM_ERR		0x00010000
588 #define	RBD_UDP_CKSUM_ERR		0x00008000
589 #define	RBD_TCP_CKSUM_ERR		0x00004000
590 #define	RBD_CKSUM_ERR			0x0001c000
591 #define	RBD_FLAGS_MASK			0xffffc000
592 #define	RBD_LEN_MASK			0x00003fff
593 
594 #define	RBD_VLAN_PKT			0x00010000
595 #define	RBD_VLAN_TAG			0x0000ffff
596 
597 
598 #define	SBD_FLAG_LARGE_SEND		0x08000000
599 #define	SBD_FLAG_SEG_MAX		0x07ff0000
600 #define	SBD_FLAG_IP_CKSUM		0x00040000
601 #define	SBD_FLAG_UDP_CKSUM		0x00020000
602 #define	SBD_FLAG_TCP_CKSUM		0x00010000
603 #define	SBD_FLAG_TCP_UDP_CKSUM		0x00030000
604 #define	SBD_LEN_MASK			0x0000ffff
605 
606 #define	SBD_VLAN_PKT			0x00020000
607 #define	SBD_VLAN_TAG			0x0000ffff
608 
609 #define	SBD_FLAG_TX_PKT			(BD_FLAG_HW_OWN | BD_FLAG_PKT_START | \
610 					    BD_FLAG_PKT_END)
611 
612 /*
613  * Chip VLAN TCI format
614  *	bit0-3: VIDH The high 4 bits of a 12-bit VLAN ID
615  *	bit4: CFI Canonical format indicator
616  *	bit5-7: 3-bit 8-level priority
617  *	bit8-15: The low 8 bits of a 12-bit VLAN ID
618  */
619 #define	TCI_OS2CHIP(tci)		(((tci & 0xff) << 8) | (tci >> 8))
620 #define	TCI_CHIP2OS(tci)		(((tci & 0xff00) >> 8) | (tci << 8))
621 
622 /*
623  * Hardware-defined Status Block
624  */
625 typedef struct rge_hw_stats {
626 	uint64_t	xmt_ok;
627 	uint64_t	rcv_ok;
628 	uint64_t	xmt_err;
629 	uint32_t	rcv_err;
630 	uint16_t	in_discards;
631 	uint16_t	frame_err;
632 	uint32_t	xmt_1col;
633 	uint32_t	xmt_mcol;
634 	uint64_t	unicast_rcv;
635 	uint64_t	brdcst_rcv;
636 	uint32_t	multi_rcv;
637 	uint16_t	xmt_abt;
638 	uint16_t	xmt_undrn;
639 } rge_hw_stats_t;	/* total 64 bytes */
640 
641 #ifdef __cplusplus
642 }
643 #endif
644 
645 #endif	/* _RGE_HW_H */
646