if_alcreg.h revision 210904
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: head/sys/dev/alc/if_alcreg.h 210904 2010-08-06 00:50:16Z yongari $
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_TEST_MODE_MASK		0x0000000C
110#define	MASTER_BERT_START		0x00000010
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		1000	/* 1ms */
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. */
780struct 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) */
837struct cmb {
838	uint32_t cons;
839};
840
841/* Rx free descriptor */
842struct rx_desc {
843	uint64_t addr;
844};
845
846/* Rx return descriptor */
847struct 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 */
911struct 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