xref: /freebsd/sys/dev/alc/if_alcreg.h (revision 830940567b49bb0c08dfaed40418999e76616909)
1 /*-
2  * Copyright (c) 2009, Pyun YongHyeon <yongari@FreeBSD.org>
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice unmodified, this list of conditions, and the following
10  *    disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20  * DAMATES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25  * SUCH DAMATE.
26  *
27  * $FreeBSD$
28  */
29 
30 #ifndef	_IF_ALCREG_H
31 #define	_IF_ALCREG_H
32 
33 /*
34  * Atheros Communucations, Inc. PCI vendor ID
35  */
36 #define	VENDORID_ATHEROS		0x1969
37 
38 /*
39  * Atheros AR8131/AR8132 device ID
40  */
41 #define	DEVICEID_ATHEROS_AR8131		0x1063	/* L1C */
42 #define	DEVICEID_ATHEROS_AR8132		0x1062	/* L2C */
43 
44 /* 0x0000 - 0x02FF : PCIe configuration space */
45 
46 #define	ALC_PEX_UNC_ERR_SEV		0x10C
47 #define	PEX_UNC_ERR_SEV_TRN		0x00000001
48 #define	PEX_UNC_ERR_SEV_DLP		0x00000010
49 #define	PEX_UNC_ERR_SEV_PSN_TLP		0x00001000
50 #define	PEX_UNC_ERR_SEV_FCP		0x00002000
51 #define	PEX_UNC_ERR_SEV_CPL_TO		0x00004000
52 #define	PEX_UNC_ERR_SEV_CA		0x00008000
53 #define	PEX_UNC_ERR_SEV_UC		0x00010000
54 #define	PEX_UNC_ERR_SEV_ROV		0x00020000
55 #define	PEX_UNC_ERR_SEV_MLFP		0x00040000
56 #define	PEX_UNC_ERR_SEV_ECRC		0x00080000
57 #define	PEX_UNC_ERR_SEV_UR		0x00100000
58 
59 #define	ALC_TWSI_CFG			0x218
60 #define	TWSI_CFG_SW_LD_START		0x00000800
61 #define	TWSI_CFG_HW_LD_START		0x00001000
62 #define	TWSI_CFG_LD_EXIST		0x00400000
63 
64 #define	ALC_PCIE_PHYMISC		0x1000
65 #define	PCIE_PHYMISC_FORCE_RCV_DET	0x00000004
66 
67 #define	ALC_TWSI_DEBUG			0x1108
68 #define	TWSI_DEBUG_DEV_EXIST		0x20000000
69 
70 #define	ALC_EEPROM_CFG			0x12C0
71 #define	EEPROM_CFG_DATA_HI_MASK		0x0000FFFF
72 #define	EEPROM_CFG_ADDR_MASK		0x03FF0000
73 #define	EEPROM_CFG_ACK			0x40000000
74 #define	EEPROM_CFG_RW			0x80000000
75 #define	EEPROM_CFG_DATA_HI_SHIFT	0
76 #define	EEPROM_CFG_ADDR_SHIFT		16
77 
78 #define	ALC_EEPROM_DATA_LO		0x12C4
79 
80 #define	ALC_OPT_CFG			0x12F0
81 #define	OPT_CFG_CLK_ENB			0x00000002
82 
83 #define	ALC_PM_CFG			0x12F8
84 #define	PM_CFG_SERDES_ENB		0x00000001
85 #define	PM_CFG_RBER_ENB			0x00000002
86 #define	PM_CFG_CLK_REQ_ENB		0x00000004
87 #define	PM_CFG_ASPM_L1_ENB		0x00000008
88 #define	PM_CFG_SERDES_L1_ENB		0x00000010
89 #define	PM_CFG_SERDES_PLL_L1_ENB	0x00000020
90 #define	PM_CFG_SERDES_PD_EX_L1		0x00000040
91 #define	PM_CFG_SERDES_BUDS_RX_L1_ENB	0x00000080
92 #define	PM_CFG_L0S_ENTRY_TIMER_MASK	0x00000F00
93 #define	PM_CFG_ASPM_L0S_ENB		0x00001000
94 #define	PM_CFG_CLK_SWH_L1		0x00002000
95 #define	PM_CFG_CLK_PWM_VER1_1		0x00004000
96 #define	PM_CFG_PCIE_RECV		0x00008000
97 #define	PM_CFG_L1_ENTRY_TIMER_MASK	0x000F0000
98 #define	PM_CFG_PM_REQ_TIMER_MASK	0x00F00000
99 #define	PM_CFG_LCKDET_TIMER_MASK	0x3F000000
100 #define	PM_CFG_MAC_ASPM_CHK		0x40000000
101 #define	PM_CFG_HOTRST			0x80000000
102 #define	PM_CFG_L0S_ENTRY_TIMER_SHIFT	8
103 #define	PM_CFG_L1_ENTRY_TIMER_SHIFT	16
104 #define	PM_CFG_PM_REQ_TIMER_SHIFT	20
105 #define	PM_CFG_LCKDET_TIMER_SHIFT	24
106 
107 #define	ALC_MASTER_CFG			0x1400
108 #define	MASTER_RESET			0x00000001
109 #define	MASTER_BERT_START		0x00000010
110 #define	MASTER_TEST_MODE_MASK		0x000000C0
111 #define	MASTER_MTIMER_ENB		0x00000100
112 #define	MASTER_MANUAL_INTR_ENB		0x00000200
113 #define	MASTER_IM_TX_TIMER_ENB		0x00000400
114 #define	MASTER_IM_RX_TIMER_ENB		0x00000800
115 #define	MASTER_CLK_SEL_DIS		0x00001000
116 #define	MASTER_CLK_SWH_MODE		0x00002000
117 #define	MASTER_INTR_RD_CLR		0x00004000
118 #define	MASTER_CHIP_REV_MASK		0x00FF0000
119 #define	MASTER_CHIP_ID_MASK		0x7F000000
120 #define	MASTER_OTP_SEL			0x80000000
121 #define	MASTER_TEST_MODE_SHIFT		2
122 #define	MASTER_CHIP_REV_SHIFT		16
123 #define	MASTER_CHIP_ID_SHIFT		24
124 
125 /* Number of ticks per usec for AR8131/AR8132. */
126 #define	ALC_TICK_USECS			2
127 #define	ALC_USECS(x)			((x) / ALC_TICK_USECS)
128 
129 #define	ALC_MANUAL_TIMER		0x1404
130 
131 #define	ALC_IM_TIMER			0x1408
132 #define	IM_TIMER_TX_MASK		0x0000FFFF
133 #define	IM_TIMER_RX_MASK		0xFFFF0000
134 #define	IM_TIMER_TX_SHIFT		0
135 #define	IM_TIMER_RX_SHIFT		16
136 #define	ALC_IM_TIMER_MIN		0
137 #define	ALC_IM_TIMER_MAX		130000	/* 130ms */
138 /*
139  * 100us will ensure alc(4) wouldn't generate more than 10000 Rx
140  * interrupts in a second.
141  */
142 #define	ALC_IM_RX_TIMER_DEFAULT		100	/* 100us */
143 /*
144  * alc(4) does not rely on Tx completion interrupts, so set it
145  * somewhat large value to reduce Tx completion interrupts.
146  */
147 #define	ALC_IM_TX_TIMER_DEFAULT		50000	/* 50ms */
148 
149 #define	ALC_GPHY_CFG			0x140C	/* 16bits */
150 #define	GPHY_CFG_EXT_RESET		0x0001
151 #define	GPHY_CFG_RTL_MODE		0x0002
152 #define	GPHY_CFG_LED_MODE		0x0004
153 #define	GPHY_CFG_ANEG_NOW		0x0008
154 #define	GPHY_CFG_RECV_ANEG		0x0010
155 #define	GPHY_CFG_GATE_25M_ENB		0x0020
156 #define	GPHY_CFG_LPW_EXIT		0x0040
157 #define	GPHY_CFG_PHY_IDDQ		0x0080
158 #define	GPHY_CFG_PHY_IDDQ_DIS		0x0100
159 #define	GPHY_CFG_PCLK_SEL_DIS		0x0200
160 #define	GPHY_CFG_HIB_EN			0x0400
161 #define	GPHY_CFG_HIB_PULSE		0x0800
162 #define	GPHY_CFG_SEL_ANA_RESET		0x1000
163 #define	GPHY_CFG_PHY_PLL_ON		0x2000
164 #define	GPHY_CFG_PWDOWN_HW		0x4000
165 #define	GPHY_CFG_PHY_PLL_BYPASS		0x8000
166 
167 #define	ALC_IDLE_STATUS			0x1410
168 #define	IDLE_STATUS_RXMAC		0x00000001
169 #define	IDLE_STATUS_TXMAC		0x00000002
170 #define	IDLE_STATUS_RXQ			0x00000004
171 #define	IDLE_STATUS_TXQ			0x00000008
172 #define	IDLE_STATUS_DMARD		0x00000010
173 #define	IDLE_STATUS_DMAWR		0x00000020
174 #define	IDLE_STATUS_SMB			0x00000040
175 #define	IDLE_STATUS_CMB			0x00000080
176 
177 #define	ALC_MDIO			0x1414
178 #define	MDIO_DATA_MASK			0x0000FFFF
179 #define	MDIO_REG_ADDR_MASK		0x001F0000
180 #define	MDIO_OP_READ			0x00200000
181 #define	MDIO_OP_WRITE			0x00000000
182 #define	MDIO_SUP_PREAMBLE		0x00400000
183 #define	MDIO_OP_EXECUTE			0x00800000
184 #define	MDIO_CLK_25_4			0x00000000
185 #define	MDIO_CLK_25_6			0x02000000
186 #define	MDIO_CLK_25_8			0x03000000
187 #define	MDIO_CLK_25_10			0x04000000
188 #define	MDIO_CLK_25_14			0x05000000
189 #define	MDIO_CLK_25_20			0x06000000
190 #define	MDIO_CLK_25_28			0x07000000
191 #define	MDIO_OP_BUSY			0x08000000
192 #define	MDIO_AP_ENB			0x10000000
193 #define	MDIO_DATA_SHIFT			0
194 #define	MDIO_REG_ADDR_SHIFT		16
195 
196 #define	MDIO_REG_ADDR(x)	\
197 	(((x) << MDIO_REG_ADDR_SHIFT) & MDIO_REG_ADDR_MASK)
198 /* Default PHY address. */
199 #define	ALC_PHY_ADDR			0
200 
201 #define	ALC_PHY_STATUS			0x1418
202 #define	PHY_STATUS_RECV_ENB		0x00000001
203 #define	PHY_STATUS_GENERAL_MASK		0x0000FFFF
204 #define	PHY_STATUS_OE_PWSP_MASK		0x07FF0000
205 #define	PHY_STATUS_LPW_STATE		0x80000000
206 #define	PHY_STATIS_OE_PWSP_SHIFT	16
207 
208 /* Packet memory BIST. */
209 #define	ALC_BIST0			0x141C
210 #define	BIST0_ENB			0x00000001
211 #define	BIST0_SRAM_FAIL			0x00000002
212 #define	BIST0_FUSE_FLAG			0x00000004
213 
214 /* PCIe retry buffer BIST. */
215 #define	ALC_BIST1			0x1420
216 #define	BIST1_ENB			0x00000001
217 #define	BIST1_SRAM_FAIL			0x00000002
218 #define	BIST1_FUSE_FLAG			0x00000004
219 
220 #define	ALC_SERDES_LOCK			0x1424
221 #define	SERDES_LOCK_DET			0x00000001
222 #define	SERDES_LOCK_DET_ENB		0x00000002
223 
224 #define	ALC_MAC_CFG			0x1480
225 #define	MAC_CFG_TX_ENB			0x00000001
226 #define	MAC_CFG_RX_ENB			0x00000002
227 #define	MAC_CFG_TX_FC			0x00000004
228 #define	MAC_CFG_RX_FC			0x00000008
229 #define	MAC_CFG_LOOP			0x00000010
230 #define	MAC_CFG_FULL_DUPLEX		0x00000020
231 #define	MAC_CFG_TX_CRC_ENB		0x00000040
232 #define	MAC_CFG_TX_AUTO_PAD		0x00000080
233 #define	MAC_CFG_TX_LENCHK		0x00000100
234 #define	MAC_CFG_RX_JUMBO_ENB		0x00000200
235 #define	MAC_CFG_PREAMBLE_MASK		0x00003C00
236 #define	MAC_CFG_VLAN_TAG_STRIP		0x00004000
237 #define	MAC_CFG_PROMISC			0x00008000
238 #define	MAC_CFG_TX_PAUSE		0x00010000
239 #define	MAC_CFG_SCNT			0x00020000
240 #define	MAC_CFG_SYNC_RST_TX		0x00040000
241 #define	MAC_CFG_SIM_RST_TX		0x00080000
242 #define	MAC_CFG_SPEED_MASK		0x00300000
243 #define	MAC_CFG_SPEED_10_100		0x00100000
244 #define	MAC_CFG_SPEED_1000		0x00200000
245 #define	MAC_CFG_DBG_TX_BACKOFF		0x00400000
246 #define	MAC_CFG_TX_JUMBO_ENB		0x00800000
247 #define	MAC_CFG_RXCSUM_ENB		0x01000000
248 #define	MAC_CFG_ALLMULTI		0x02000000
249 #define	MAC_CFG_BCAST			0x04000000
250 #define	MAC_CFG_DBG			0x08000000
251 #define	MAC_CFG_SINGLE_PAUSE_ENB	0x10000000
252 #define	MAC_CFG_PREAMBLE_SHIFT		10
253 #define	MAC_CFG_PREAMBLE_DEFAULT	7
254 
255 #define	ALC_IPG_IFG_CFG			0x1484
256 #define	IPG_IFG_IPGT_MASK		0x0000007F
257 #define	IPG_IFG_MIFG_MASK		0x0000FF00
258 #define	IPG_IFG_IPG1_MASK		0x007F0000
259 #define	IPG_IFG_IPG2_MASK		0x7F000000
260 #define	IPG_IFG_IPGT_SHIFT		0
261 #define	IPG_IFG_IPGT_DEFAULT		0x60
262 #define	IPG_IFG_MIFG_SHIFT		8
263 #define	IPG_IFG_MIFG_DEFAULT		0x50
264 #define	IPG_IFG_IPG1_SHIFT		16
265 #define	IPG_IFG_IPG1_DEFAULT		0x40
266 #define	IPG_IFG_IPG2_SHIFT		24
267 #define	IPG_IFG_IPG2_DEFAULT		0x60
268 
269 /* Station address. */
270 #define	ALC_PAR0			0x1488
271 #define	ALC_PAR1			0x148C
272 
273 /* 64bit multicast hash register. */
274 #define	ALC_MAR0			0x1490
275 #define	ALC_MAR1			0x1494
276 
277 /* half-duplex parameter configuration. */
278 #define	ALC_HDPX_CFG			0x1498
279 #define	HDPX_CFG_LCOL_MASK		0x000003FF
280 #define	HDPX_CFG_RETRY_MASK		0x0000F000
281 #define	HDPX_CFG_EXC_DEF_EN		0x00010000
282 #define	HDPX_CFG_NO_BACK_C		0x00020000
283 #define	HDPX_CFG_NO_BACK_P		0x00040000
284 #define	HDPX_CFG_ABEBE			0x00080000
285 #define	HDPX_CFG_ABEBT_MASK		0x00F00000
286 #define	HDPX_CFG_JAMIPG_MASK		0x0F000000
287 #define	HDPX_CFG_LCOL_SHIFT		0
288 #define	HDPX_CFG_LCOL_DEFAULT		0x37
289 #define	HDPX_CFG_RETRY_SHIFT		12
290 #define	HDPX_CFG_RETRY_DEFAULT		0x0F
291 #define	HDPX_CFG_ABEBT_SHIFT		20
292 #define	HDPX_CFG_ABEBT_DEFAULT		0x0A
293 #define	HDPX_CFG_JAMIPG_SHIFT		24
294 #define	HDPX_CFG_JAMIPG_DEFAULT		0x07
295 
296 #define	ALC_FRAME_SIZE			0x149C
297 
298 #define	ALC_WOL_CFG			0x14A0
299 #define	WOL_CFG_PATTERN			0x00000001
300 #define	WOL_CFG_PATTERN_ENB		0x00000002
301 #define	WOL_CFG_MAGIC			0x00000004
302 #define	WOL_CFG_MAGIC_ENB		0x00000008
303 #define	WOL_CFG_LINK_CHG		0x00000010
304 #define	WOL_CFG_LINK_CHG_ENB		0x00000020
305 #define	WOL_CFG_PATTERN_DET		0x00000100
306 #define	WOL_CFG_MAGIC_DET		0x00000200
307 #define	WOL_CFG_LINK_CHG_DET		0x00000400
308 #define	WOL_CFG_CLK_SWITCH_ENB		0x00008000
309 #define	WOL_CFG_PATTERN0		0x00010000
310 #define	WOL_CFG_PATTERN1		0x00020000
311 #define	WOL_CFG_PATTERN2		0x00040000
312 #define	WOL_CFG_PATTERN3		0x00080000
313 #define	WOL_CFG_PATTERN4		0x00100000
314 #define	WOL_CFG_PATTERN5		0x00200000
315 #define	WOL_CFG_PATTERN6		0x00400000
316 
317 /* WOL pattern length. */
318 #define	ALC_PATTERN_CFG0		0x14A4
319 #define	PATTERN_CFG_0_LEN_MASK		0x0000007F
320 #define	PATTERN_CFG_1_LEN_MASK		0x00007F00
321 #define	PATTERN_CFG_2_LEN_MASK		0x007F0000
322 #define	PATTERN_CFG_3_LEN_MASK		0x7F000000
323 
324 #define	ALC_PATTERN_CFG1		0x14A8
325 #define	PATTERN_CFG_4_LEN_MASK		0x0000007F
326 #define	PATTERN_CFG_5_LEN_MASK		0x00007F00
327 #define	PATTERN_CFG_6_LEN_MASK		0x007F0000
328 
329 /* RSS */
330 #define	ALC_RSS_KEY0			0x14B0
331 
332 #define	ALC_RSS_KEY1			0x14B4
333 
334 #define	ALC_RSS_KEY2			0x14B8
335 
336 #define	ALC_RSS_KEY3			0x14BC
337 
338 #define	ALC_RSS_KEY4			0x14C0
339 
340 #define	ALC_RSS_KEY5			0x14C4
341 
342 #define	ALC_RSS_KEY6			0x14C8
343 
344 #define	ALC_RSS_KEY7			0x14CC
345 
346 #define	ALC_RSS_KEY8			0x14D0
347 
348 #define	ALC_RSS_KEY9			0x14D4
349 
350 #define	ALC_RSS_IDT_TABLE0		0x14E0
351 
352 #define	ALC_RSS_IDT_TABLE1		0x14E4
353 
354 #define	ALC_RSS_IDT_TABLE2		0x14E8
355 
356 #define	ALC_RSS_IDT_TABLE3		0x14EC
357 
358 #define	ALC_RSS_IDT_TABLE4		0x14F0
359 
360 #define	ALC_RSS_IDT_TABLE5		0x14F4
361 
362 #define	ALC_RSS_IDT_TABLE6		0x14F8
363 
364 #define	ALC_RSS_IDT_TABLE7		0x14FC
365 
366 #define	ALC_SRAM_RD0_ADDR		0x1500
367 
368 #define	ALC_SRAM_RD1_ADDR		0x1504
369 
370 #define	ALC_SRAM_RD2_ADDR		0x1508
371 
372 #define	ALC_SRAM_RD3_ADDR		0x150C
373 
374 #define	RD_HEAD_ADDR_MASK		0x000003FF
375 #define	RD_TAIL_ADDR_MASK		0x03FF0000
376 #define	RD_HEAD_ADDR_SHIFT		0
377 #define	RD_TAIL_ADDR_SHIFT		16
378 
379 #define	ALC_RD_NIC_LEN0			0x1510	/* 8 bytes unit */
380 #define	RD_NIC_LEN_MASK			0x000003FF
381 
382 #define	ALC_RD_NIC_LEN1			0x1514
383 
384 #define	ALC_SRAM_TD_ADDR		0x1518
385 #define	TD_HEAD_ADDR_MASK		0x000003FF
386 #define	TD_TAIL_ADDR_MASK		0x03FF0000
387 #define	TD_HEAD_ADDR_SHIFT		0
388 #define	TD_TAIL_ADDR_SHIFT		16
389 
390 #define	ALC_SRAM_TD_LEN			0x151C	/* 8 bytes unit */
391 #define	SRAM_TD_LEN_MASK		0x000003FF
392 
393 #define	ALC_SRAM_RX_FIFO_ADDR		0x1520
394 
395 #define	ALC_SRAM_RX_FIFO_LEN		0x1524
396 
397 #define	ALC_SRAM_TX_FIFO_ADDR		0x1528
398 
399 #define	ALC_SRAM_TX_FIFO_LEN		0x152C
400 
401 #define	ALC_SRAM_TCPH_ADDR		0x1530
402 #define	SRAM_TCPH_ADDR_MASK		0x00000FFF
403 #define	SRAM_PATH_ADDR_MASK		0x0FFF0000
404 #define	SRAM_TCPH_ADDR_SHIFT		0
405 #define	SRAM_PKTH_ADDR_SHIFT		16
406 
407 #define	ALC_DMA_BLOCK			0x1534
408 #define	DMA_BLOCK_LOAD			0x00000001
409 
410 #define	ALC_RX_BASE_ADDR_HI		0x1540
411 
412 #define	ALC_TX_BASE_ADDR_HI		0x1544
413 
414 #define	ALC_SMB_BASE_ADDR_HI		0x1548
415 
416 #define	ALC_SMB_BASE_ADDR_LO		0x154C
417 
418 #define	ALC_RD0_HEAD_ADDR_LO		0x1550
419 
420 #define	ALC_RD1_HEAD_ADDR_LO		0x1554
421 
422 #define	ALC_RD2_HEAD_ADDR_LO		0x1558
423 
424 #define	ALC_RD3_HEAD_ADDR_LO		0x155C
425 
426 #define	ALC_RD_RING_CNT			0x1560
427 #define	RD_RING_CNT_MASK		0x00000FFF
428 #define	RD_RING_CNT_SHIFT		0
429 
430 #define	ALC_RX_BUF_SIZE			0x1564
431 #define	RX_BUF_SIZE_MASK		0x0000FFFF
432 /*
433  * If larger buffer size than 1536 is specified the controller
434  * will be locked up. This is hardware limitation.
435  */
436 #define	RX_BUF_SIZE_MAX			1536
437 
438 #define	ALC_RRD0_HEAD_ADDR_LO		0x1568
439 
440 #define	ALC_RRD1_HEAD_ADDR_LO		0x156C
441 
442 #define	ALC_RRD2_HEAD_ADDR_LO		0x1570
443 
444 #define	ALC_RRD3_HEAD_ADDR_LO		0x1574
445 
446 #define	ALC_RRD_RING_CNT		0x1578
447 #define	RRD_RING_CNT_MASK		0x00000FFF
448 #define	RRD_RING_CNT_SHIFT		0
449 
450 #define	ALC_TDH_HEAD_ADDR_LO		0x157C
451 
452 #define	ALC_TDL_HEAD_ADDR_LO		0x1580
453 
454 #define	ALC_TD_RING_CNT			0x1584
455 #define	TD_RING_CNT_MASK		0x0000FFFF
456 #define	TD_RING_CNT_SHIFT		0
457 
458 #define	ALC_CMB_BASE_ADDR_LO		0x1588
459 
460 #define	ALC_TXQ_CFG			0x1590
461 #define	TXQ_CFG_TD_BURST_MASK		0x0000000F
462 #define	TXQ_CFG_IP_OPTION_ENB		0x00000010
463 #define	TXQ_CFG_ENB			0x00000020
464 #define	TXQ_CFG_ENHANCED_MODE		0x00000040
465 #define	TXQ_CFG_8023_ENB		0x00000080
466 #define	TXQ_CFG_TX_FIFO_BURST_MASK	0xFFFF0000
467 #define	TXQ_CFG_TD_BURST_SHIFT		0
468 #define	TXQ_CFG_TD_BURST_DEFAULT	5
469 #define	TXQ_CFG_TX_FIFO_BURST_SHIFT	16
470 
471 #define	ALC_TSO_OFFLOAD_THRESH		0x1594	/* 8 bytes unit */
472 #define	TSO_OFFLOAD_THRESH_MASK		0x000007FF
473 #define	TSO_OFFLOAD_THRESH_SHIFT	0
474 #define	TSO_OFFLOAD_THRESH_UNIT		8
475 #define	TSO_OFFLOAD_THRESH_UNIT_SHIFT	3
476 
477 #define	ALC_TXF_WATER_MARK		0x1598	/* 8 bytes unit */
478 #define	TXF_WATER_MARK_HI_MASK		0x00000FFF
479 #define	TXF_WATER_MARK_LO_MASK		0x0FFF0000
480 #define	TXF_WATER_MARK_BURST_ENB	0x80000000
481 #define	TXF_WATER_MARK_LO_SHIFT		0
482 #define	TXF_WATER_MARK_HI_SHIFT		16
483 
484 #define	ALC_THROUGHPUT_MON		0x159C
485 #define	THROUGHPUT_MON_RATE_MASK	0x00000003
486 #define	THROUGHPUT_MON_ENB		0x00000080
487 #define	THROUGHPUT_MON_RATE_SHIFT	0
488 
489 #define	ALC_RXQ_CFG			0x15A0
490 #define	RXQ_CFG_ASPM_THROUGHPUT_LIMIT_MASK	0x00000003
491 #define	RXQ_CFG_ASPM_THROUGHPUT_LIMIT_NONE	0x00000000
492 #define	RXQ_CFG_ASPM_THROUGHPUT_LIMIT_1M	0x00000001
493 #define	RXQ_CFG_ASPM_THROUGHPUT_LIMIT_10M	0x00000002
494 #define	RXQ_CFG_ASPM_THROUGHPUT_LIMIT_100M	0x00000003
495 #define	RXQ_CFG_QUEUE1_ENB		0x00000010
496 #define	RXQ_CFG_QUEUE2_ENB		0x00000020
497 #define	RXQ_CFG_QUEUE3_ENB		0x00000040
498 #define	RXQ_CFG_IPV6_CSUM_ENB		0x00000080
499 #define	RXQ_CFG_RSS_HASH_TBL_LEN_MASK	0x0000FF00
500 #define	RXQ_CFG_RSS_HASH_IPV4		0x00010000
501 #define	RXQ_CFG_RSS_HASH_IPV4_TCP	0x00020000
502 #define	RXQ_CFG_RSS_HASH_IPV6		0x00040000
503 #define	RXQ_CFG_RSS_HASH_IPV6_TCP	0x00080000
504 #define	RXQ_CFG_RD_BURST_MASK		0x03F00000
505 #define	RXQ_CFG_RSS_MODE_DIS		0x00000000
506 #define	RXQ_CFG_RSS_MODE_SQSINT		0x04000000
507 #define	RXQ_CFG_RSS_MODE_MQUESINT	0x08000000
508 #define	RXQ_CFG_RSS_MODE_MQUEMINT	0x0C000000
509 #define	RXQ_CFG_NIP_QUEUE_SEL_TBL	0x10000000
510 #define	RXQ_CFG_RSS_HASH_ENB		0x20000000
511 #define	RXQ_CFG_CUT_THROUGH_ENB		0x40000000
512 #define	RXQ_CFG_QUEUE0_ENB		0x80000000
513 #define	RXQ_CFG_RSS_HASH_TBL_LEN_SHIFT	8
514 #define	RXQ_CFG_RD_BURST_DEFAULT	8
515 #define	RXQ_CFG_RD_BURST_SHIFT		20
516 #define	RXQ_CFG_ENB					\
517 	(RXQ_CFG_QUEUE0_ENB | RXQ_CFG_QUEUE1_ENB |	\
518 	 RXQ_CFG_QUEUE2_ENB | RXQ_CFG_QUEUE3_ENB)
519 
520 #define	ALC_RX_RD_FREE_THRESH		0x15A4	/* 8 bytes unit. */
521 #define	RX_RD_FREE_THRESH_HI_MASK	0x0000003F
522 #define	RX_RD_FREE_THRESH_LO_MASK	0x00000FC0
523 #define	RX_RD_FREE_THRESH_HI_SHIFT	0
524 #define	RX_RD_FREE_THRESH_LO_SHIFT	6
525 #define	RX_RD_FREE_THRESH_HI_DEFAULT	16
526 #define	RX_RD_FREE_THRESH_LO_DEFAULT	8
527 
528 #define	ALC_RX_FIFO_PAUSE_THRESH	0x15A8
529 #define	RX_FIFO_PAUSE_THRESH_LO_MASK	0x00000FFF
530 #define	RX_FIFO_PAUSE_THRESH_HI_MASK	0x0FFF0000
531 #define	RX_FIFO_PAUSE_THRESH_LO_SHIFT	0
532 #define	RX_FIFO_PAUSE_THRESH_HI_SHIFT	16
533 
534 #define	ALC_RD_DMA_CFG			0x15AC
535 #define	RD_DMA_CFG_THRESH_MASK		0x00000FFF	/* 8 bytes unit */
536 #define	RD_DMA_CFG_TIMER_MASK		0xFFFF0000
537 #define	RD_DMA_CFG_THRESH_SHIFT		0
538 #define	RD_DMA_CFG_TIMER_SHIFT		16
539 #define	RD_DMA_CFG_THRESH_DEFAULT	0x100
540 #define	RD_DMA_CFG_TIMER_DEFAULT	0
541 #define	RD_DMA_CFG_TICK_USECS		8
542 #define	ALC_RD_DMA_CFG_USECS(x)		((x) / RD_DMA_CFG_TICK_USECS)
543 
544 #define	ALC_RSS_HASH_VALUE		0x15B0
545 
546 #define	ALC_RSS_HASH_FLAG		0x15B4
547 
548 #define	ALC_RSS_CPU			0x15B8
549 
550 #define	ALC_DMA_CFG			0x15C0
551 #define	DMA_CFG_IN_ORDER		0x00000001
552 #define	DMA_CFG_ENH_ORDER		0x00000002
553 #define	DMA_CFG_OUT_ORDER		0x00000004
554 #define	DMA_CFG_RCB_64			0x00000000
555 #define	DMA_CFG_RCB_128			0x00000008
556 #define	DMA_CFG_RD_BURST_128		0x00000000
557 #define	DMA_CFG_RD_BURST_256		0x00000010
558 #define	DMA_CFG_RD_BURST_512		0x00000020
559 #define	DMA_CFG_RD_BURST_1024		0x00000030
560 #define	DMA_CFG_RD_BURST_2048		0x00000040
561 #define	DMA_CFG_RD_BURST_4096		0x00000050
562 #define	DMA_CFG_WR_BURST_128		0x00000000
563 #define	DMA_CFG_WR_BURST_256		0x00000080
564 #define	DMA_CFG_WR_BURST_512		0x00000100
565 #define	DMA_CFG_WR_BURST_1024		0x00000180
566 #define	DMA_CFG_WR_BURST_2048		0x00000200
567 #define	DMA_CFG_WR_BURST_4096		0x00000280
568 #define	DMA_CFG_RD_REQ_PRI		0x00000400
569 #define	DMA_CFG_RD_DELAY_CNT_MASK	0x0000F800
570 #define	DMA_CFG_WR_DELAY_CNT_MASK	0x000F0000
571 #define	DMA_CFG_CMB_ENB			0x00100000
572 #define	DMA_CFG_SMB_ENB			0x00200000
573 #define	DMA_CFG_CMB_NOW			0x00400000
574 #define	DMA_CFG_SMB_DIS			0x01000000
575 #define	DMA_CFG_SMB_NOW			0x80000000
576 #define	DMA_CFG_RD_BURST_MASK		0x07
577 #define	DMA_CFG_RD_BURST_SHIFT		4
578 #define	DMA_CFG_WR_BURST_MASK		0x07
579 #define	DMA_CFG_WR_BURST_SHIFT		7
580 #define	DMA_CFG_RD_DELAY_CNT_SHIFT	11
581 #define	DMA_CFG_WR_DELAY_CNT_SHIFT	16
582 #define	DMA_CFG_RD_DELAY_CNT_DEFAULT	15
583 #define	DMA_CFG_WR_DELAY_CNT_DEFAULT	4
584 
585 #define	ALC_SMB_STAT_TIMER		0x15C4
586 #define	SMB_STAT_TIMER_MASK		0x00FFFFFF
587 #define	SMB_STAT_TIMER_SHIFT		0
588 
589 #define	ALC_CMB_TD_THRESH		0x15C8
590 #define	CMB_TD_THRESH_MASK		0x0000FFFF
591 #define	CMB_TD_THRESH_SHIFT		0
592 
593 #define	ALC_CMB_TX_TIMER		0x15CC
594 #define	CMB_TX_TIMER_MASK		0x0000FFFF
595 #define	CMB_TX_TIMER_SHIFT		0
596 
597 #define	ALC_MBOX_RD0_PROD_IDX		0x15E0
598 
599 #define	ALC_MBOX_RD1_PROD_IDX		0x15E4
600 
601 #define	ALC_MBOX_RD2_PROD_IDX		0x15E8
602 
603 #define	ALC_MBOX_RD3_PROD_IDX		0x15EC
604 
605 #define	ALC_MBOX_RD_PROD_MASK		0x0000FFFF
606 #define	MBOX_RD_PROD_SHIFT		0
607 
608 #define	ALC_MBOX_TD_PROD_IDX		0x15F0
609 #define	MBOX_TD_PROD_HI_IDX_MASK	0x0000FFFF
610 #define	MBOX_TD_PROD_LO_IDX_MASK	0xFFFF0000
611 #define	MBOX_TD_PROD_HI_IDX_SHIFT	0
612 #define	MBOX_TD_PROD_LO_IDX_SHIFT	16
613 
614 #define	ALC_MBOX_TD_CONS_IDX		0x15F4
615 #define	MBOX_TD_CONS_HI_IDX_MASK	0x0000FFFF
616 #define	MBOX_TD_CONS_LO_IDX_MASK	0xFFFF0000
617 #define	MBOX_TD_CONS_HI_IDX_SHIFT	0
618 #define	MBOX_TD_CONS_LO_IDX_SHIFT	16
619 
620 #define	ALC_MBOX_RD01_CONS_IDX		0x15F8
621 #define	MBOX_RD0_CONS_IDX_MASK		0x0000FFFF
622 #define	MBOX_RD1_CONS_IDX_MASK		0xFFFF0000
623 #define	MBOX_RD0_CONS_IDX_SHIFT		0
624 #define	MBOX_RD1_CONS_IDX_SHIFT		16
625 
626 #define	ALC_MBOX_RD23_CONS_IDX		0x15FC
627 #define	MBOX_RD2_CONS_IDX_MASK		0x0000FFFF
628 #define	MBOX_RD3_CONS_IDX_MASK		0xFFFF0000
629 #define	MBOX_RD2_CONS_IDX_SHIFT		0
630 #define	MBOX_RD3_CONS_IDX_SHIFT		16
631 
632 #define	ALC_INTR_STATUS			0x1600
633 #define	INTR_SMB			0x00000001
634 #define	INTR_TIMER			0x00000002
635 #define	INTR_MANUAL_TIMER		0x00000004
636 #define	INTR_RX_FIFO_OFLOW		0x00000008
637 #define	INTR_RD0_UNDERRUN		0x00000010
638 #define	INTR_RD1_UNDERRUN		0x00000020
639 #define	INTR_RD2_UNDERRUN		0x00000040
640 #define	INTR_RD3_UNDERRUN		0x00000080
641 #define	INTR_TX_FIFO_UNDERRUN		0x00000100
642 #define	INTR_DMA_RD_TO_RST		0x00000200
643 #define	INTR_DMA_WR_TO_RST		0x00000400
644 #define	INTR_TX_CREDIT			0x00000800
645 #define	INTR_GPHY			0x00001000
646 #define	INTR_GPHY_LOW_PW		0x00002000
647 #define	INTR_TXQ_TO_RST			0x00004000
648 #define	INTR_TX_PKT			0x00008000
649 #define	INTR_RX_PKT0			0x00010000
650 #define	INTR_RX_PKT1			0x00020000
651 #define	INTR_RX_PKT2			0x00040000
652 #define	INTR_RX_PKT3			0x00080000
653 #define	INTR_MAC_RX			0x00100000
654 #define	INTR_MAC_TX			0x00200000
655 #define	INTR_UNDERRUN			0x00400000
656 #define	INTR_FRAME_ERROR		0x00800000
657 #define	INTR_FRAME_OK			0x01000000
658 #define	INTR_CSUM_ERROR			0x02000000
659 #define	INTR_PHY_LINK_DOWN		0x04000000
660 #define	INTR_DIS_INT			0x80000000
661 
662 /* Interrupt Mask Register */
663 #define	ALC_INTR_MASK			0x1604
664 
665 #ifdef	notyet
666 #define	INTR_RX_PKT					\
667 	(INTR_RX_PKT0 | INTR_RX_PKT1 | INTR_RX_PKT2 |	\
668 	 INTR_RX_PKT3)
669 #define	INTR_RD_UNDERRUN				\
670 	(INTR_RD0_UNDERRUN | INTR_RD1_UNDERRUN |	\
671 	INTR_RD2_UNDERRUN | INTR_RD3_UNDERRUN)
672 #else
673 #define	INTR_RX_PKT			INTR_RX_PKT0
674 #define	INTR_RD_UNDERRUN		INTR_RD0_UNDERRUN
675 #endif
676 
677 #define	ALC_INTRS					\
678 	(INTR_DMA_RD_TO_RST | INTR_DMA_WR_TO_RST |	\
679 	INTR_TXQ_TO_RST	| INTR_RX_PKT | INTR_TX_PKT |	\
680 	INTR_RX_FIFO_OFLOW | INTR_RD_UNDERRUN |		\
681 	INTR_TX_FIFO_UNDERRUN)
682 
683 #define	ALC_INTR_RETRIG_TIMER		0x1608
684 #define	INTR_RETRIG_TIMER_MASK		0x0000FFFF
685 #define	INTR_RETRIG_TIMER_SHIFT		0
686 
687 #define	ALC_HDS_CFG			0x160C
688 #define	HDS_CFG_ENB			0x00000001
689 #define	HDS_CFG_BACKFILLSIZE_MASK	0x000FFF00
690 #define	HDS_CFG_MAX_HDRSIZE_MASK	0xFFF00000
691 #define	HDS_CFG_BACKFILLSIZE_SHIFT	8
692 #define	HDS_CFG_MAX_HDRSIZE_SHIFT	20
693 
694 /* AR8131/AR8132 registers for MAC statistics */
695 #define	ALC_RX_MIB_BASE			0x1700
696 
697 #define	ALC_TX_MIB_BASE			0x1760
698 
699 #define	ALC_DEBUG_DATA0			0x1900
700 
701 #define	ALC_DEBUG_DATA1			0x1904
702 
703 #define	ALC_MII_DBG_ADDR		0x1D
704 #define	ALC_MII_DBG_DATA		0x1E
705 
706 #define	MII_ANA_CFG0			0x00
707 #define	ANA_RESTART_CAL			0x0001
708 #define	ANA_MANUL_SWICH_ON_MASK		0x001E
709 #define	ANA_MAN_ENABLE			0x0020
710 #define	ANA_SEL_HSP			0x0040
711 #define	ANA_EN_HB			0x0080
712 #define	ANA_EN_HBIAS			0x0100
713 #define	ANA_OEN_125M			0x0200
714 #define	ANA_EN_LCKDT			0x0400
715 #define	ANA_LCKDT_PHY			0x0800
716 #define	ANA_AFE_MODE			0x1000
717 #define	ANA_VCO_SLOW			0x2000
718 #define	ANA_VCO_FAST			0x4000
719 #define	ANA_SEL_CLK125M_DSP		0x8000
720 #define	ANA_MANUL_SWICH_ON_SHIFT	1
721 
722 #define	MII_ANA_CFG4			0x04
723 #define	ANA_IECHO_ADJ_MASK		0x0F
724 #define	ANA_IECHO_ADJ_3_MASK		0x000F
725 #define	ANA_IECHO_ADJ_2_MASK		0x00F0
726 #define	ANA_IECHO_ADJ_1_MASK		0x0F00
727 #define	ANA_IECHO_ADJ_0_MASK		0xF000
728 #define	ANA_IECHO_ADJ_3_SHIFT		0
729 #define	ANA_IECHO_ADJ_2_SHIFT		4
730 #define	ANA_IECHO_ADJ_1_SHIFT		8
731 #define	ANA_IECHO_ADJ_0_SHIFT		12
732 
733 #define	MII_ANA_CFG5			0x05
734 #define	ANA_SERDES_CDR_BW_MASK		0x0003
735 #define	ANA_MS_PAD_DBG			0x0004
736 #define	ANA_SPEEDUP_DBG			0x0008
737 #define	ANA_SERDES_TH_LOS_MASK		0x0030
738 #define	ANA_SERDES_EN_DEEM		0x0040
739 #define	ANA_SERDES_TXELECIDLE		0x0080
740 #define	ANA_SERDES_BEACON		0x0100
741 #define	ANA_SERDES_HALFTXDR		0x0200
742 #define	ANA_SERDES_SEL_HSP		0x0400
743 #define	ANA_SERDES_EN_PLL		0x0800
744 #define	ANA_SERDES_EN			0x1000
745 #define	ANA_SERDES_EN_LCKDT		0x2000
746 #define	ANA_SERDES_CDR_BW_SHIFT		0
747 #define	ANA_SERDES_TH_LOS_SHIFT		4
748 
749 #define	MII_ANA_CFG11			0x0B
750 #define	ANA_PS_HIB_EN			0x8000
751 
752 #define	MII_ANA_CFG18			0x12
753 #define	ANA_TEST_MODE_10BT_01MASK	0x0003
754 #define	ANA_LOOP_SEL_10BT		0x0004
755 #define	ANA_RGMII_MODE_SW		0x0008
756 #define	ANA_EN_LONGECABLE		0x0010
757 #define	ANA_TEST_MODE_10BT_2		0x0020
758 #define	ANA_EN_10BT_IDLE		0x0400
759 #define	ANA_EN_MASK_TB			0x0800
760 #define	ANA_TRIGGER_SEL_TIMER_MASK	0x3000
761 #define	ANA_INTERVAL_SEL_TIMER_MASK	0xC000
762 #define	ANA_TEST_MODE_10BT_01SHIFT	0
763 #define	ANA_TRIGGER_SEL_TIMER_SHIFT	12
764 #define	ANA_INTERVAL_SEL_TIMER_SHIFT	14
765 
766 #define	MII_ANA_CFG41			0x29
767 #define	ANA_TOP_PS_EN			0x8000
768 
769 #define	MII_ANA_CFG54			0x36
770 #define	ANA_LONG_CABLE_TH_100_MASK	0x003F
771 #define	ANA_DESERVED			0x0040
772 #define	ANA_EN_LIT_CH			0x0080
773 #define	ANA_SHORT_CABLE_TH_100_MASK	0x3F00
774 #define	ANA_BP_BAD_LINK_ACCUM		0x4000
775 #define	ANA_BP_SMALL_BW			0x8000
776 #define	ANA_LONG_CABLE_TH_100_SHIFT	0
777 #define	ANA_SHORT_CABLE_TH_100_SHIFT	8
778 
779 /* Statistics counters collected by the MAC. */
780 struct smb {
781 	/* Rx stats. */
782 	uint32_t rx_frames;
783 	uint32_t rx_bcast_frames;
784 	uint32_t rx_mcast_frames;
785 	uint32_t rx_pause_frames;
786 	uint32_t rx_control_frames;
787 	uint32_t rx_crcerrs;
788 	uint32_t rx_lenerrs;
789 	uint32_t rx_bytes;
790 	uint32_t rx_runts;
791 	uint32_t rx_fragments;
792 	uint32_t rx_pkts_64;
793 	uint32_t rx_pkts_65_127;
794 	uint32_t rx_pkts_128_255;
795 	uint32_t rx_pkts_256_511;
796 	uint32_t rx_pkts_512_1023;
797 	uint32_t rx_pkts_1024_1518;
798 	uint32_t rx_pkts_1519_max;
799 	uint32_t rx_pkts_truncated;
800 	uint32_t rx_fifo_oflows;
801 	uint32_t rx_rrs_errs;
802 	uint32_t rx_alignerrs;
803 	uint32_t rx_bcast_bytes;
804 	uint32_t rx_mcast_bytes;
805 	uint32_t rx_pkts_filtered;
806 	/* Tx stats. */
807 	uint32_t tx_frames;
808 	uint32_t tx_bcast_frames;
809 	uint32_t tx_mcast_frames;
810 	uint32_t tx_pause_frames;
811 	uint32_t tx_excess_defer;
812 	uint32_t tx_control_frames;
813 	uint32_t tx_deferred;
814 	uint32_t tx_bytes;
815 	uint32_t tx_pkts_64;
816 	uint32_t tx_pkts_65_127;
817 	uint32_t tx_pkts_128_255;
818 	uint32_t tx_pkts_256_511;
819 	uint32_t tx_pkts_512_1023;
820 	uint32_t tx_pkts_1024_1518;
821 	uint32_t tx_pkts_1519_max;
822 	uint32_t tx_single_colls;
823 	uint32_t tx_multi_colls;
824 	uint32_t tx_late_colls;
825 	uint32_t tx_excess_colls;
826 	uint32_t tx_abort;
827 	uint32_t tx_underrun;
828 	uint32_t tx_desc_underrun;
829 	uint32_t tx_lenerrs;
830 	uint32_t tx_pkts_truncated;
831 	uint32_t tx_bcast_bytes;
832 	uint32_t tx_mcast_bytes;
833 	uint32_t updated;
834 };
835 
836 /* CMB(Coalesing message block) */
837 struct cmb {
838 	uint32_t cons;
839 };
840 
841 /* Rx free descriptor */
842 struct rx_desc {
843 	uint64_t addr;
844 };
845 
846 /* Rx return descriptor */
847 struct rx_rdesc {
848 	uint32_t rdinfo;
849 #define	RRD_CSUM_MASK			0x0000FFFF
850 #define	RRD_RD_CNT_MASK			0x000F0000
851 #define	RRD_RD_IDX_MASK			0xFFF00000
852 #define	RRD_CSUM_SHIFT			0
853 #define	RRD_RD_CNT_SHIFT		16
854 #define	RRD_RD_IDX_SHIFT		20
855 #define	RRD_CSUM(x)			\
856 	(((x) & RRD_CSUM_MASK) >> RRD_CSUM_SHIFT)
857 #define	RRD_RD_CNT(x)			\
858 	(((x) & RRD_RD_CNT_MASK) >> RRD_RD_CNT_SHIFT)
859 #define	RRD_RD_IDX(x)			\
860 	(((x) & RRD_RD_IDX_MASK) >> RRD_RD_IDX_SHIFT)
861 	uint32_t rss;
862 	uint32_t vtag;
863 #define	RRD_VLAN_MASK			0x0000FFFF
864 #define	RRD_HEAD_LEN_MASK		0x00FF0000
865 #define	RRD_HDS_MASK			0x03000000
866 #define	RRD_HDS_NONE			0x00000000
867 #define	RRD_HDS_HEAD			0x01000000
868 #define	RRD_HDS_DATA			0x02000000
869 #define	RRD_CPU_MASK			0x0C000000
870 #define	RRD_HASH_FLAG_MASK		0xF0000000
871 #define	RRD_VLAN_SHIFT			0
872 #define	RRD_HEAD_LEN_SHIFT		16
873 #define	RRD_HDS_SHIFT			24
874 #define	RRD_CPU_SHIFT			26
875 #define	RRD_HASH_FLAG_SHIFT		28
876 #define	RRD_VLAN(x)			\
877 	(((x) & RRD_VLAN_MASK) >> RRD_VLAN_SHIFT)
878 #define	RRD_HEAD_LEN(x)			\
879 	(((x) & RRD_HEAD_LEN_MASK) >> RRD_HEAD_LEN_SHIFT)
880 #define	RRD_CPU(x)			\
881 	(((x) & RRD_CPU_MASK) >> RRD_CPU_SHIFT)
882 	uint32_t status;
883 #define	RRD_LEN_MASK			0x00003FFF
884 #define	RRD_LEN_SHIFT			0
885 #define	RRD_TCP_UDPCSUM_NOK		0x00004000
886 #define	RRD_IPCSUM_NOK			0x00008000
887 #define	RRD_VLAN_TAG			0x00010000
888 #define	RRD_PROTO_MASK			0x000E0000
889 #define	RRD_PROTO_IPV4			0x00020000
890 #define	RRD_PROTO_IPV6			0x000C0000
891 #define	RRD_ERR_SUM			0x00100000
892 #define	RRD_ERR_CRC			0x00200000
893 #define	RRD_ERR_ALIGN			0x00400000
894 #define	RRD_ERR_TRUNC			0x00800000
895 #define	RRD_ERR_RUNT			0x01000000
896 #define	RRD_ERR_ICMP			0x02000000
897 #define	RRD_BCAST			0x04000000
898 #define	RRD_MCAST			0x08000000
899 #define	RRD_SNAP_LLC			0x10000000
900 #define	RRD_ETHER			0x00000000
901 #define	RRD_FIFO_FULL			0x20000000
902 #define	RRD_ERR_LENGTH			0x40000000
903 #define	RRD_VALID			0x80000000
904 #define	RRD_BYTES(x)			\
905 	(((x) & RRD_LEN_MASK) >> RRD_LEN_SHIFT)
906 #define	RRD_IPV4(x)			\
907 	(((x) & RRD_PROTO_MASK) == RRD_PROTO_IPV4)
908 };
909 
910 /* Tx descriptor */
911 struct tx_desc {
912 	uint32_t len;
913 #define	TD_BUFLEN_MASK			0x00003FFF
914 #define	TD_VLAN_MASK			0xFFFF0000
915 #define	TD_BUFLEN_SHIFT			0
916 #define	TX_BYTES(x)			\
917 	(((x) << TD_BUFLEN_SHIFT) & TD_BUFLEN_MASK)
918 #define	TD_VLAN_SHIFT			16
919 	uint32_t flags;
920 #define	TD_L4HDR_OFFSET_MASK		0x000000FF	/* byte unit */
921 #define	TD_TCPHDR_OFFSET_MASK		0x000000FF	/* byte unit */
922 #define	TD_PLOAD_OFFSET_MASK		0x000000FF	/* 2 bytes unit */
923 #define	TD_CUSTOM_CSUM			0x00000100
924 #define	TD_IPCSUM			0x00000200
925 #define	TD_TCPCSUM			0x00000400
926 #define	TD_UDPCSUM			0x00000800
927 #define	TD_TSO				0x00001000
928 #define	TD_TSO_DESCV1			0x00000000
929 #define	TD_TSO_DESCV2			0x00002000
930 #define	TD_CON_VLAN_TAG			0x00004000
931 #define	TD_INS_VLAN_TAG			0x00008000
932 #define	TD_IPV4_DESCV2			0x00010000
933 #define	TD_LLC_SNAP			0x00020000
934 #define	TD_ETHERNET			0x00000000
935 #define	TD_CUSTOM_CSUM_OFFSET_MASK	0x03FC0000	/* 2 bytes unit */
936 #define	TD_CUSTOM_CSUM_EVEN_PAD		0x40000000
937 #define	TD_MSS_MASK			0x7FFC0000
938 #define	TD_EOP				0x80000000
939 #define	TD_L4HDR_OFFSET_SHIFT		0
940 #define	TD_TCPHDR_OFFSET_SHIFT		0
941 #define	TD_PLOAD_OFFSET_SHIFT		0
942 #define	TD_CUSTOM_CSUM_OFFSET_SHIFT	18
943 #define	TD_MSS_SHIFT			18
944 	uint64_t addr;
945 };
946 
947 #endif	/* _IF_ALCREG_H */
948