xref: /titanic_41/usr/src/uts/common/io/rge/rge_hw.h (revision 8275a87e46b79352e8c1a918b91373159c477438)
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 2007 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 #pragma ident	"%Z%%M%	%I%	%E% SMI"
30 
31 #ifdef __cplusplus
32 extern "C" {
33 #endif
34 
35 #include <sys/types.h>
36 
37 
38 /*
39  * First section:
40  *	Identification of the various Realtek GigE chips
41  */
42 
43 /*
44  * Driver support device
45  */
46 #define	VENDOR_ID_REALTECK		0x10EC
47 #define	DEVICE_ID_8169			0x8169	/* PCI */
48 #define	DEVICE_ID_8110			0x8169	/* PCI */
49 #define	DEVICE_ID_8168			0x8168	/* PCI-E */
50 #define	DEVICE_ID_8111			0x8168	/* PCI-E */
51 #define	DEVICE_ID_8169SC		0x8167	/* PCI */
52 #define	DEVICE_ID_8110SC		0x8167	/* PCI */
53 
54 #define	RGE_REGISTER_MAX		0x0100
55 
56 
57 /*
58  * Second section:
59  *	Offsets of important registers & definitions for bits therein
60  */
61 /*
62  * MAC address register, initial value is autoloaded from the
63  * EEPROM EthernetID field
64  */
65 #define	ID_0_REG			0x0000
66 #define	ID_1_REG			0x0001
67 #define	ID_2_REG			0x0002
68 #define	ID_3_REG			0x0003
69 #define	ID_4_REG			0x0004
70 #define	ID_5_REG			0x0005
71 
72 /*
73  * Multicast register
74  */
75 #define	MULTICAST_0_REG			0x0008
76 #define	MULTICAST_1_REG			0x0009
77 #define	MULTICAST_2_REG			0x000a
78 #define	MULTICAST_3_REG			0x000b
79 #define	MULTICAST_4_REG			0x000c
80 #define	MULTICAST_5_REG			0x000d
81 #define	MULTICAST_6_REG			0x000e
82 #define	MULTICAST_7_REG			0x000f
83 #define	RGE_MCAST_NUM			8 /* total 8 registers: MAR0 - MAR7 */
84 
85 /*
86  * Dump Tally Counter Command register
87  */
88 #define	DUMP_COUNTER_REG_0		0x0010
89 #define	DUMP_COUNTER_REG_RESV		0x00000037
90 #define	DUMP_START			0x00000008
91 #define	DUMP_COUNTER_REG_1		0x0014
92 
93 /*
94  * Register for start address of transmit descriptors
95  */
96 #define	NORMAL_TX_RING_ADDR_LO_REG	0x0020
97 #define	NORMAL_TX_RING_ADDR_HI_REG	0x0024
98 #define	HIGH_TX_RING_ADDR_LO_REG	0x0028
99 #define	HIGH_TX_RING_ADDR_HI_REG	0x002c
100 
101 /*
102  * Commond register
103  */
104 #define	RT_COMMAND_REG			0x0037
105 #define	RT_COMMAND_RESV			0xe3
106 #define	RT_COMMAND_RESET		0x10
107 #define	RT_COMMAND_RX_ENABLE		0x08
108 #define	RT_COMMAND_TX_ENABLE		0x04
109 
110 /*
111  * Transmit priority polling register
112  */
113 #define	TX_RINGS_POLL_REG		0x0038
114 #define	HIGH_TX_RING_POLL		0x80
115 #define	NORMAL_TX_RING_POLL		0x40
116 #define	FORCE_SW_INT			0x01
117 
118 /*
119  * Interrupt mask & status register
120  */
121 #define	INT_MASK_REG			0x003c
122 #define	INT_STATUS_REG			0x003e
123 #define	SYS_ERR_INT			0x8000
124 #define	TIME_OUT_INT			0x4000
125 #define	SW_INT				0x0100
126 #define	NO_TXDESC_INT			0x0080
127 #define	RX_FIFO_OVERFLOW_INT		0x0040
128 #define	LINK_CHANGE_INT			0x0020
129 #define	NO_RXDESC_INT			0x0010
130 #define	TX_ERR_INT			0x0008
131 #define	TX_OK_INT			0x0004
132 #define	RX_ERR_INT			0x0002
133 #define	RX_OK_INT			0x0001
134 
135 #define	INT_REG_RESV			0x3e00
136 #define	INT_MASK_ALL			0xffff
137 #define	INT_MASK_NONE			0x0000
138 #define	RGE_RX_INT			(RX_OK_INT | RX_ERR_INT | \
139 					    NO_RXDESC_INT)
140 #define	RGE_INT_MASK			(RGE_RX_INT | LINK_CHANGE_INT)
141 
142 /*
143  * Transmit configuration register
144  */
145 #define	TX_CONFIG_REG			0x0040
146 #define	TX_CONFIG_REG_RESV		0x8070f8ff
147 #define	HW_VERSION_ID_0			0x7c000000
148 #define	INTER_FRAME_GAP_BITS		0x03080000
149 #define	TX_INTERFRAME_GAP_802_3		0x03000000
150 #define	HW_VERSION_ID_1			0x00800000
151 #define	MAC_LOOPBACK_ENABLE		0x00060000
152 #define	CRC_APPEND_ENABLE		0x00010000
153 #define	TX_DMA_BURST_BITS		0x00000700
154 
155 #define	TX_DMA_BURST_UNLIMIT		0x00000700
156 #define	TX_DMA_BURST_1024B		0x00000600
157 #define	TX_DMA_BURST_512B		0x00000500
158 #define	TX_DMA_BURST_256B		0x00000400
159 #define	TX_DMA_BURST_128B		0x00000300
160 #define	TX_DMA_BURST_64B		0x00000200
161 #define	TX_DMA_BURST_32B		0x00000100
162 #define	TX_DMA_BURST_16B		0x00000000
163 
164 #define	MAC_VER_8169			0x00000000
165 #define	MAC_VER_8169S_D			0x00800000
166 #define	MAC_VER_8169S_E			0x04000000
167 #define	MAC_VER_8169SB			0x10000000
168 #define	MAC_VER_8169SC			0x18000000
169 #define	MAC_VER_8168			0x20000000
170 #define	MAC_VER_8168B_B			0x30000000
171 #define	MAC_VER_8168B_C			0x38000000
172 
173 #define	TX_CONFIG_DEFAULT		(TX_INTERFRAME_GAP_802_3 | \
174 					    TX_DMA_BURST_1024B)
175 /*
176  * Receive configuration register
177  */
178 #define	RX_CONFIG_REG			0x0044
179 #define	RX_CONFIG_REG_RESV		0xfffe1880
180 #define	RX_RER8_ENABLE			0x00010000
181 #define	RX_FIFO_THRESHOLD_BITS		0x0000e000
182 #define	RX_FIFO_THRESHOLD_NONE		0x0000e000
183 #define	RX_FIFO_THRESHOLD_1024B		0x0000c000
184 #define	RX_FIFO_THRESHOLD_512B		0x0000a000
185 #define	RX_FIFO_THRESHOLD_256B		0x00008000
186 #define	RX_FIFO_THRESHOLD_128B		0x00006000
187 #define	RX_FIFO_THRESHOLD_64B		0x00004000
188 #define	RX_DMA_BURST_BITS		0x00000700
189 #define	RX_DMA_BURST_UNLIMITED		0x00000700
190 #define	RX_DMA_BURST_1024B		0x00000600
191 #define	RX_DMA_BURST_512B		0x00000500
192 #define	RX_DMA_BURST_256B		0x00000400
193 #define	RX_DMA_BURST_128B		0x00000300
194 #define	RX_DMA_BURST_64B		0x00000200
195 #define	RX_EEPROM_9356			0x00000040
196 #define	RX_ACCEPT_ERR_PKT		0x00000020
197 #define	RX_ACCEPT_RUNT_PKT		0x00000010
198 #define	RX_ACCEPT_BROADCAST_PKT		0x000000008
199 #define	RX_ACCEPT_MULTICAST_PKT		0x000000004
200 #define	RX_ACCEPT_MAC_MATCH_PKT		0x000000002
201 #define	RX_ACCEPT_ALL_PKT		0x000000001
202 
203 #define	RX_CONFIG_DEFAULT		(RX_FIFO_THRESHOLD_NONE | \
204 					    RX_DMA_BURST_1024B | \
205 					    RX_ACCEPT_BROADCAST_PKT | \
206 					    RX_ACCEPT_MULTICAST_PKT | \
207 					    RX_ACCEPT_MAC_MATCH_PKT)
208 
209 /*
210  * Timer count register
211  */
212 #define	TIMER_COUNT_REG			0x0048
213 
214 /*
215  * Missed packet counter: indicates the number of packets
216  * discarded due to Rx FIFO overflow
217  */
218 #define	RX_PKT_MISS_COUNT_REG		0x004c
219 
220 /*
221  * 93c46(93c56) commond register:
222  */
223 #define	RT_93c46_COMMOND_REG		0x0050
224 #define	RT_93c46_MODE_BITS		0xc0
225 #define	RT_93c46_MODE_NORMAL		0x00
226 #define	RT_93c46_MODE_AUTOLOAD		0x40
227 #define	RT_93c46_MODE_PROGRAM		0x80
228 #define	RT_93c46_MODE_CONFIG		0xc0
229 
230 #define	RT_93c46_EECS			0x08
231 #define	RT_93c46_EESK			0x04
232 #define	RT_93c46_EEDI			0x02
233 #define	RT_93c46_EEDO			0x01
234 
235 /*
236  * Configuration registers
237  */
238 #define	RT_CONFIG_0_REG			0x0051
239 #define	RT_CONFIG_1_REG			0x0052
240 #define	RT_CONFIG_2_REG			0x0053
241 #define	RT_CONFIG_3_REG			0x0054
242 #define	RT_CONFIG_4_REG			0x0055
243 #define	RT_CONFIG_5_REG			0x0056
244 
245 /*
246  * Timer interrupt register
247  */
248 #define	TIMER_INT_REG			0x0058
249 #define	TIMER_INT_NONE			0x00000000
250 
251 /*
252  * PHY access register
253  */
254 #define	PHY_ACCESS_REG			0x0060
255 #define	PHY_ACCESS_WR_FLAG		0x80000000
256 #define	PHY_ACCESS_REG_BITS		0x001f0000
257 #define	PHY_ACCESS_DATA_BITS		0x0000ffff
258 #define	PHY_DATA_MASK			0xffff
259 #define	PHY_REG_MASK			0x1f
260 #define	PHY_REG_SHIFT			16
261 
262 /*
263  * CSI data register (for PCIE chipset)
264  */
265 #define	RT_CSI_DATA_REG			0x0064
266 
267 /*
268  * CSI access register  (for PCIE chipset)
269  */
270 #define	RT_CSI_ACCESS_REG		0x0068
271 
272 /*
273  * PHY status register
274  */
275 #define	PHY_STATUS_REG			0x006c
276 #define	PHY_STATUS_TBI			0x80
277 #define	PHY_STATUS_TX_FLOW		0x40
278 #define	PHY_STATUS_RX_FLOW		0x20
279 #define	PHY_STATUS_1000MF		0x10
280 #define	PHY_STATUS_100M			0x08
281 #define	PHY_STATUS_10M			0x04
282 #define	PHY_STATUS_LINK_UP		0x02
283 #define	PHY_STATUS_DUPLEX_FULL		0x01
284 
285 #define	RGE_SPEED_1000M			1000
286 #define	RGE_SPEED_100M			100
287 #define	RGE_SPEED_10M			10
288 #define	RGE_SPEED_UNKNOWN		0
289 
290 /*
291  * EPHY access register (for PCIE chipset)
292  */
293 #define	EPHY_ACCESS_REG			0x0080
294 #define	EPHY_ACCESS_WR_FLAG		0x80000000
295 #define	EPHY_ACCESS_REG_BITS		0x001f0000
296 #define	EPHY_ACCESS_DATA_BITS		0x0000ffff
297 #define	EPHY_DATA_MASK			0xffff
298 #define	EPHY_REG_MASK			0x1f
299 #define	EPHY_REG_SHIFT			16
300 
301 /*
302  * Receive packet maximum size register
303  * -- the maximum rx size supported is (16K - 1) bytes
304  */
305 #define	RX_MAX_PKTSIZE_REG		0x00da
306 #define	RX_PKTSIZE_JUMBO		0x1bfa	/* 7K bytes */
307 #define	RX_PKTSIZE_STD			0x05fa	/* 1530 bytes */
308 
309 /*
310  * C+ command register
311  */
312 #define	CPLUS_COMMAND_REG		0x00e0
313 #define	CPLUS_RESERVE			0xfd87
314 #define	CPLUS_BIT14			0x4000
315 #define	CPLUS_BIG_ENDIAN		0x0400
316 #define	RX_VLAN_DETAG			0x0040
317 #define	RX_CKSM_OFFLOAD			0x0020
318 #define	DUAL_PCI_CYCLE			0x0010
319 #define	MUL_PCI_RW_ENABLE		0x0008
320 
321 /*
322  * Receive descriptor start address
323  */
324 #define	RX_RING_ADDR_LO_REG		0x00e4
325 #define	RX_RING_ADDR_HI_REG		0x00e8
326 
327 /*
328  * Max transmit packet size register
329  */
330 #define	TX_MAX_PKTSIZE_REG		0x00ec
331 #define	TX_MAX_PKTSIZE_REG_RESV		0xc0
332 #define	TX_PKTSIZE_JUMBO		0x3b	/* Realtek suggested value */
333 #define	TX_PKTSIZE_STD			0x32	/* document suggested value */
334 
335 #define	RESV_82_REG			0x0082
336 #define	RESV_E2_REG			0x00e2
337 
338 /*
339  * PHY registers
340  */
341 /*
342  * Basic mode control register
343  */
344 #define	PHY_BMCR_REG			0x00
345 #define	PHY_RESET			0x8000
346 #define	PHY_LOOPBACK			0x4000
347 #define	PHY_SPEED_0			0x2000
348 #define	PHY_SPEED_1			0x0040
349 #define	PHY_SPEED_BITS			(PHY_SPEED_0 | PHY_SPEED_1)
350 #define	PHY_SPEED_1000M			PHY_SPEED_1
351 #define	PHY_SPEED_100M			PHY_SPEED_0
352 #define	PHY_SPEED_10M			0x0000
353 #define	PHY_SPEED_RES			(PHY_SPEED_0 | PHY_SPEED_1)
354 #define	PHY_AUTO_NEGO			0x1000
355 #define	PHY_RESTART_ANTO_NEGO		0x0200
356 #define	PHY_DUPLEX_FULL			0x0100
357 #define	PHY_BMCR_CLEAR			0xff40
358 
359 /*
360  * Basic mode status register
361  */
362 #define	PHY_BMSR_REG			0x01
363 #define	PHY_100BASE_T4			0x8000
364 #define	PHY_100BASE_TX_FULL		0x4000
365 #define	PHY_100BASE_TX_HALF		0x2000
366 #define	PHY_10BASE_T_FULL		0x1000
367 #define	PHY_10BASE_T_HALF		0x0800
368 #define	PHY_100BASE_T2_FULL		0x0400
369 #define	PHY_100BASE_T2_HALF		0x0200
370 #define	PHY_1000BASE_T_EXT		0x0100
371 #define	PHY_AUTO_NEGO_END		0x0020
372 #define	PHY_REMOTE_FAULT		0x0010
373 #define	PHY_AUTO_NEGO_ABLE		0x0008
374 #define	PHY_LINK_UP			0x0004
375 #define	PHY_JABBER_DETECT		0x0002
376 #define	PHY_EXT_ABLE			0x0001
377 
378 /*
379  * PHY identifier register
380  */
381 #define	PHY_ID_REG_1			0x02
382 #define	PHY_ID_REG_2			0x03
383 #define	PHY_VER_MASK			0x000f
384 #define	PHY_VER_S			0x0000
385 #define	PHY_VER_SB			0x0010
386 
387 /*
388  * Auto-negotiation advertising register
389  */
390 #define	PHY_ANAR_REG			0x04
391 #define	ANAR_NEXT_PAGE			0x8000
392 #define	ANAR_REMOTE_FAULT		0x2000
393 #define	ANAR_ASY_PAUSE			0x0800
394 #define	ANAR_PAUSE			0x0400
395 #define	ANAR_100BASE_T4			0x0200
396 #define	ANAR_100BASE_TX_FULL		0x0100
397 #define	ANAR_100BASE_TX_HALF		0x0080
398 #define	ANAR_10BASE_T_FULL		0x0040
399 #define	ANAR_10BASE_T_HALF		0x0020
400 #define	ANAR_RESV_BITS			0x501f
401 
402 /*
403  * Auto-negotiation link partner ability register
404  */
405 #define	PHY_ANLPAR_REG			0x05
406 
407 /*
408  * Auto-negotiation expansion register
409  */
410 #define	PHY_ANER_REG			0x06
411 
412 /*
413  * Auto-negotiation next page transmit register
414  */
415 #define	PHY_ANNPTR_REG			0x07
416 
417 /*
418  * Auto-negotiation next page receive register
419  */
420 #define	PHY_ANNPRR_REG			0x08
421 
422 /*
423  * 1000Base-T control register
424  */
425 #define	PHY_GBCR_REG			0x09
426 #define	GBCR_MODE_JITTER		0x2000
427 #define	GBCR_MODE_MASTER		0x4000
428 #define	GBCR_MODE_SLAVE			0x6000
429 #define	GBCR_1000BASE_T_FULL		0x0200
430 #define	GBCR_1000BASE_T_HALF		0x0100
431 #define	GBCR_DEFAULT			0x273a
432 
433 /*
434  * 1000Base-T status register
435  */
436 #define	PHY_GBSR_REG			0x0a
437 #define	LP_1000BASE_T_FULL		0x0800
438 #define	LP_1000BASE_T_HALF		0x0400
439 
440 /*
441  * 1000Base-T extended status register
442  */
443 #define	PHY_GBESR_REG			0x0f
444 
445 #define	PHY_1F_REG			0x1f
446 #define	PHY_1D_REG			0x1d
447 #define	PHY_1C_REG			0x1c
448 #define	PHY_1B_REG			0x1b
449 #define	PHY_18_REG			0x18
450 #define	PHY_15_REG			0x15
451 #define	PHY_13_REG			0x13
452 #define	PHY_12_REG			0x12
453 #define	PHY_0E_REG			0x0e
454 #define	PHY_0C_REG			0x0c
455 #define	PHY_0B_REG			0x0b
456 
457 /*
458  * MII (PHY) registers, beyond those already defined in <sys/miiregs.h>
459  */
460 
461 #define	MII_AN_LPNXTPG			8
462 #define	MII_1000BASE_T_CONTROL		9
463 #define	MII_1000BASE_T_STATUS		10
464 #define	MII_IEEE_EXT_STATUS		15
465 
466 /*
467  * New bits in the MII_CONTROL register
468  */
469 #define	MII_CONTROL_1000MB		0x0040
470 
471 /*
472  * New bits in the MII_AN_ADVERT register
473  */
474 #define	MII_ABILITY_ASYM_PAUSE		0x0800
475 #define	MII_ABILITY_PAUSE		0x0400
476 
477 /*
478  * Values for the <selector> field of the MII_AN_ADVERT register
479  */
480 #define	MII_AN_SELECTOR_8023		0x0001
481 
482 /*
483  * Bits in the MII_1000BASE_T_CONTROL register
484  *
485  * The MASTER_CFG bit enables manual configuration of Master/Slave mode
486  * (otherwise, roles are automatically negotiated).  When this bit is set,
487  * the MASTER_SEL bit forces Master mode, otherwise Slave mode is forced.
488  */
489 #define	MII_1000BT_CTL_MASTER_CFG	0x1000	/* enable role select	*/
490 #define	MII_1000BT_CTL_MASTER_SEL	0x0800	/* role select bit	*/
491 #define	MII_1000BT_CTL_ADV_FDX		0x0200
492 #define	MII_1000BT_CTL_ADV_HDX		0x0100
493 
494 /*
495  * Vendor-specific MII registers
496  */
497 #define	MII_EXT_CONTROL			MII_VENDOR(0)
498 #define	MII_EXT_STATUS			MII_VENDOR(1)
499 #define	MII_RCV_ERR_COUNT		MII_VENDOR(2)
500 #define	MII_FALSE_CARR_COUNT		MII_VENDOR(3)
501 #define	MII_RCV_NOT_OK_COUNT		MII_VENDOR(4)
502 #define	MII_AUX_CONTROL			MII_VENDOR(8)
503 #define	MII_AUX_STATUS			MII_VENDOR(9)
504 #define	MII_INTR_STATUS			MII_VENDOR(10)
505 #define	MII_INTR_MASK			MII_VENDOR(11)
506 #define	MII_HCD_STATUS			MII_VENDOR(13)
507 
508 #define	MII_MAXREG			MII_VENDOR(15)	/* 31, 0x1f	*/
509 
510 /*
511  * Bits in the MII_AUX_STATUS register
512  */
513 #define	MII_AUX_STATUS_MODE_MASK	0x0700
514 #define	MII_AUX_STATUS_MODE_1000_F	0x0700
515 #define	MII_AUX_STATUS_MODE_1000_H	0x0600
516 #define	MII_AUX_STATUS_MODE_100_F	0x0500
517 #define	MII_AUX_STATUS_MODE_100_4	0x0400
518 #define	MII_AUX_STATUS_MODE_100_H	0x0300
519 #define	MII_AUX_STATUS_MODE_10_F	0x0200
520 #define	MII_AUX_STATUS_MODE_10_H	0x0100
521 #define	MII_AUX_STATUS_MODE_NONE	0x0000
522 #define	MII_AUX_STATUS_MODE_SHIFT	8
523 
524 #define	MII_AUX_STATUS_PAR_FAULT	0x0080
525 #define	MII_AUX_STATUS_REM_FAULT	0x0040
526 #define	MII_AUX_STATUS_LP_ANEG_ABLE	0x0010
527 #define	MII_AUX_STATUS_LP_NP_ABLE	0x0008
528 
529 #define	MII_AUX_STATUS_LINKUP		0x0004
530 #define	MII_AUX_STATUS_RX_PAUSE		0x0002
531 #define	MII_AUX_STATUS_TX_PAUSE		0x0001
532 
533 /*
534  * Third section:
535  * 	Hardware-defined data structures
536  *
537  * Note that the chip is naturally little-endian, so, for a little-endian
538  * host, the structures defined below match those descibed in the PRM.
539  * For big-endian hosts, some structures have to be swapped around.
540  */
541 
542 #if	!defined(_BIG_ENDIAN) && !defined(_LITTLE_ENDIAN)
543 #error	Host endianness not defined
544 #endif
545 
546 /*
547  * Architectural constants: absolute maximum numbers of each type of ring
548  */
549 
550 #define	RGE_SEND_SLOTS			1024
551 #define	RGE_RECV_SLOTS			1024
552 #define	RGE_BUFF_SIZE_STD		1536	/* 1536 bytes */
553 #define	RGE_BUFF_SIZE_JUMBO		7168	/* maximum 7K */
554 #define	RGE_JUMBO_SIZE			7014
555 #define	RGE_JUMBO_MTU			7000
556 #define	RGE_STATS_DUMP_SIZE		64
557 
558 typedef struct rge_bd {
559 	volatile uint32_t	flags_len;
560 	volatile uint32_t	vlan_tag;
561 	volatile uint32_t	host_buf_addr;
562 	volatile uint32_t	host_buf_addr_hi;
563 } rge_bd_t;
564 
565 #define	BD_FLAG_HW_OWN			0x80000000
566 #define	BD_FLAG_EOR			0x40000000
567 #define	BD_FLAG_PKT_START		0x20000000
568 #define	BD_FLAG_PKT_END			0x10000000
569 
570 #define	RBD_FLAG_MULTICAST		0x08000000
571 #define	RBD_FLAG_UNICAST		0x04000000
572 #define	RBD_FLAG_BROADCAST		0x02000000
573 #define	RBD_FLAG_PKT_4096		0x00400000
574 #define	RBD_FLAG_ERROR			0x00200000
575 #define	RBD_FLAG_RUNT			0x00100000
576 #define	RBD_FLAG_CRC_ERR		0x00080000
577 #define	RBD_FLAG_PROTOCOL		0x00060000
578 #define	RBD_FLAG_IP			0x00060000
579 #define	RBD_FLAG_UDP			0x00040000
580 #define	RBD_FLAG_TCP			0x00020000
581 #define	RBD_FLAG_NONE_IP		0x00000000
582 #define	RBD_IP_CKSUM_ERR		0x00010000
583 #define	RBD_UDP_CKSUM_ERR		0x00008000
584 #define	RBD_TCP_CKSUM_ERR		0x00004000
585 #define	RBD_CKSUM_ERR			0x0001c000
586 #define	RBD_FLAGS_MASK			0xffffc000
587 #define	RBD_LEN_MASK			0x00003fff
588 
589 #define	RBD_VLAN_PKT			0x00010000
590 #define	RBD_VLAN_TAG			0x0000ffff
591 
592 
593 #define	SBD_FLAG_LARGE_SEND		0x08000000
594 #define	SBD_FLAG_SEG_MAX		0x07ff0000
595 #define	SBD_FLAG_IP_CKSUM		0x00040000
596 #define	SBD_FLAG_UDP_CKSUM		0x00020000
597 #define	SBD_FLAG_TCP_CKSUM		0x00010000
598 #define	SBD_FLAG_TCP_UDP_CKSUM		0x00030000
599 #define	SBD_LEN_MASK			0x0000ffff
600 
601 #define	SBD_VLAN_PKT			0x00020000
602 #define	SBD_VLAN_TAG			0x0000ffff
603 
604 #define	SBD_FLAG_TX_PKT			(BD_FLAG_HW_OWN | BD_FLAG_PKT_START | \
605 					    BD_FLAG_PKT_END)
606 
607 /*
608  * Chip VLAN TCI format
609  *	bit0-3: VIDH The high 4 bits of a 12-bit VLAN ID
610  *	bit4: CFI Canonical format indicator
611  *	bit5-7: 3-bit 8-level priority
612  *	bit8-15: The low 8 bits of a 12-bit VLAN ID
613  */
614 #define	TCI_OS2CHIP(tci)		(((tci & 0xff) << 8) | (tci >> 8))
615 #define	TCI_CHIP2OS(tci)		(((tci & 0xff00) >> 8) | (tci << 8))
616 
617 /*
618  * Hardware-defined Status Block
619  */
620 typedef struct rge_hw_stats {
621 	uint64_t	xmt_ok;
622 	uint64_t	rcv_ok;
623 	uint64_t	xmt_err;
624 	uint32_t	rcv_err;
625 	uint16_t	in_discards;
626 	uint16_t	frame_err;
627 	uint32_t	xmt_1col;
628 	uint32_t	xmt_mcol;
629 	uint64_t	unicast_rcv;
630 	uint64_t	brdcst_rcv;
631 	uint32_t	multi_rcv;
632 	uint16_t	xmt_abt;
633 	uint16_t	xmt_undrn;
634 } rge_hw_stats_t;	/* total 64 bytes */
635 
636 #ifdef __cplusplus
637 }
638 #endif
639 
640 #endif	/* _RGE_HW_H */
641