if_skreg.h revision 158096
1/*	$OpenBSD: if_skreg.h,v 1.10 2003/08/12 05:23:06 nate Exp $	*/
2
3/*-
4 * Copyright (c) 1997, 1998, 1999, 2000
5 *	Bill Paul <wpaul@ctr.columbia.edu>.  All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 * 3. All advertising materials mentioning features or use of this software
16 *    must display the following acknowledgement:
17 *	This product includes software developed by Bill Paul.
18 * 4. Neither the name of the author nor the names of any co-contributors
19 *    may be used to endorse or promote products derived from this software
20 *    without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED.  IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD
26 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
32 * THE POSSIBILITY OF SUCH DAMAGE.
33 *
34 * $FreeBSD: head/sys/dev/sk/if_skreg.h 158096 2006-04-28 03:17:37Z sobomax $
35 */
36
37/*-
38 * Copyright (c) 2003 Nathan L. Binkert <binkertn@umich.edu>
39 *
40 * Permission to use, copy, modify, and distribute this software for any
41 * purpose with or without fee is hereby granted, provided that the above
42 * copyright notice and this permission notice appear in all copies.
43 *
44 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
45 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
46 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
47 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
48 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
49 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
50 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
51 */
52
53/* Values to keep the different chip revisions apart (SK_CHIPVER). */
54#define SK_GENESIS		0x0A
55#define SK_YUKON		0xB0
56#define SK_YUKON_LITE		0xB1
57#define SK_YUKON_LP		0xB2
58#define SK_YUKON_XL		0xB3
59#define SK_YUKON_EC_U		0xB4
60#define SK_YUKON_EC		0xB6
61#define SK_YUKON_FE		0xB7
62#define SK_YUKON_FAMILY(x) ((x) & 0xB0)
63#define SK_IS_YUKON2(sc) \
64    ((sc)->sk_type >= SK_YUKON_XL && (sc)->sk_type <= SK_YUKON_FE)
65
66/* Known revisions in SK_CONFIG. */
67#define SK_YUKON_LITE_REV_A0	0x0 /* invented, see test in skc_attach. */
68#define SK_YUKON_LITE_REV_A1	0x3
69#define SK_YUKON_LITE_REV_A3	0x7
70
71#define SK_YUKON_EC_REV_A1	0x0
72#define SK_YUKON_EC_REV_A2	0x1
73#define SK_YUKON_EC_REV_A3	0x2
74
75/*
76 * SysKonnect PCI vendor ID
77 */
78#define VENDORID_SK		0x1148
79
80/*
81 * Marvell PCI vendor ID
82 */
83#define VENDORID_MARVELL	0x11AB
84
85/*
86 * SK-NET gigabit ethernet device IDs
87 */
88#define DEVICEID_SK_V1		0x4300
89#define DEVICEID_SK_V2		0x4320
90
91/*
92 * Marvell gigabit ethernet device IDs
93 */
94#define DEVICEID_MRVL_4360	0x4360
95#define DEVICEID_MRVL_4361	0x4361
96#define DEVICEID_MRVL_4362	0x4362
97
98/*
99 * Belkin F5D5005
100 */
101#define DEVICEID_BELKIN_5005	0x5005
102
103/*
104 * 3Com PCI vendor ID
105 */
106#define VENDORID_3COM		0x10b7
107
108/*
109 * 3Com gigabit ethernet device ID
110 */
111#define DEVICEID_3COM_3C940	0x1700
112
113/*
114 * Linksys PCI vendor ID
115 */
116#define VENDORID_LINKSYS	0x1737
117
118/*
119 * Linksys gigabit ethernet device ID
120 */
121#define DEVICEID_LINKSYS_EG1032	0x1032
122
123/*
124 * Linksys gigabit ethernet rev 2 sub-device ID
125 */
126#define SUBDEVICEID_LINKSYS_EG1032_REV2	0x0015
127
128/*
129 * D-Link PCI vendor ID
130 */
131#define	VENDORID_DLINK		0x1186
132
133/*
134 * D-Link gigabit ethernet device ID
135 */
136#define DEVICEID_DLINK_DGE530T	0x4c00
137
138/*
139 * GEnesis registers. The GEnesis chip has a 256-byte I/O window
140 * but internally it has a 16K register space. This 16K space is
141 * divided into 128-byte blocks. The first 128 bytes of the I/O
142 * window represent the first block, which is permanently mapped
143 * at the start of the window. The other 127 blocks can be mapped
144 * to the second 128 bytes of the I/O window by setting the desired
145 * block value in the RAP register in block 0. Not all of the 127
146 * blocks are actually used. Most registers are 32 bits wide, but
147 * there are a few 16-bit and 8-bit ones as well.
148 */
149
150
151/* Start of remappable register window. */
152#define SK_WIN_BASE		0x0080
153
154/* Size of a window */
155#define SK_WIN_LEN		0x80
156
157#define SK_WIN_MASK		0x3F80
158#define SK_REG_MASK		0x7F
159
160/* Compute the window of a given register (for the RAP register) */
161#define SK_WIN(reg)		(((reg) & SK_WIN_MASK) / SK_WIN_LEN)
162
163/* Compute the relative offset of a register within the window */
164#define SK_REG(reg)		((reg) & SK_REG_MASK)
165
166#define SK_PORT_A	0
167#define SK_PORT_B	1
168
169/*
170 * Compute offset of port-specific register. Since there are two
171 * ports, there are two of some GEnesis modules (e.g. two sets of
172 * DMA queues, two sets of FIFO control registers, etc...). Normally,
173 * the block for port 0 is at offset 0x0 and the block for port 1 is
174 * at offset 0x80 (i.e. the next page over). However for the transmit
175 * BMUs and RAMbuffers, there are two blocks for each port: one for
176 * the sync transmit queue and one for the async queue (which we don't
177 * use). However instead of ordering them like this:
178 * TX sync 1 / TX sync 2 / TX async 1 / TX async 2
179 * SysKonnect has instead ordered them like this:
180 * TX sync 1 / TX async 1 / TX sync 2 / TX async 2
181 * This means that when referencing the TX BMU and RAMbuffer registers,
182 * we have to double the block offset (0x80 * 2) in order to reach the
183 * second queue. This prevents us from using the same formula
184 * (sk_port * 0x80) to compute the offsets for all of the port-specific
185 * blocks: we need an extra offset for the BMU and RAMbuffer registers.
186 * The simplest thing is to provide an extra argument to these macros:
187 * the 'skip' parameter. The 'skip' value is the number of extra pages
188 * for skip when computing the port0/port1 offsets. For most registers,
189 * the skip value is 0; for the BMU and RAMbuffer registers, it's 1.
190 */
191#define SK_IF_READ_4(sc_if, skip, reg)		\
192	sk_win_read_4(sc_if->sk_softc, reg +	\
193	((sc_if->sk_port * (skip + 1)) * SK_WIN_LEN))
194#define SK_IF_READ_2(sc_if, skip, reg)		\
195	sk_win_read_2(sc_if->sk_softc, reg + 	\
196	((sc_if->sk_port * (skip + 1)) * SK_WIN_LEN))
197#define SK_IF_READ_1(sc_if, skip, reg)		\
198	sk_win_read_1(sc_if->sk_softc, reg +	\
199	((sc_if->sk_port * (skip + 1)) * SK_WIN_LEN))
200
201#define SK_IF_WRITE_4(sc_if, skip, reg, val)	\
202	sk_win_write_4(sc_if->sk_softc,		\
203	reg + ((sc_if->sk_port * (skip + 1)) * SK_WIN_LEN), val)
204#define SK_IF_WRITE_2(sc_if, skip, reg, val)	\
205	sk_win_write_2(sc_if->sk_softc,		\
206	reg + ((sc_if->sk_port * (skip + 1)) * SK_WIN_LEN), val)
207#define SK_IF_WRITE_1(sc_if, skip, reg, val)	\
208	sk_win_write_1(sc_if->sk_softc,		\
209	reg + ((sc_if->sk_port * (skip + 1)) * SK_WIN_LEN), val)
210
211/* Block 0 registers, permanently mapped at iobase. */
212#define SK_RAP		0x0000
213#define SK_CSR		0x0004
214#define SK_LED		0x0006
215#define SK_ISR		0x0008	/* interrupt source */
216#define SK_IMR		0x000C	/* interrupt mask */
217#define SK_IESR		0x0010	/* interrupt hardware error source */
218#define SK_IEMR		0x0014  /* interrupt hardware error mask */
219#define SK_ISSR		0x0018	/* special interrupt source */
220#define SK_XM_IMR0	0x0020
221#define SK_XM_ISR0	0x0028
222#define SK_XM_PHYADDR0	0x0030
223#define SK_XM_PHYDATA0	0x0034
224#define SK_XM_IMR1	0x0040
225#define SK_XM_ISR1	0x0048
226#define SK_XM_PHYADDR1	0x0050
227#define SK_XM_PHYDATA1	0x0054
228#define SK_BMU_RX_CSR0	0x0060
229#define SK_BMU_RX_CSR1	0x0064
230#define SK_BMU_TXS_CSR0	0x0068
231#define SK_BMU_TXA_CSR0	0x006C
232#define SK_BMU_TXS_CSR1	0x0070
233#define SK_BMU_TXA_CSR1	0x0074
234
235/* SK_CSR register */
236#define SK_CSR_SW_RESET			0x0001
237#define SK_CSR_SW_UNRESET		0x0002
238#define SK_CSR_MASTER_RESET		0x0004
239#define SK_CSR_MASTER_UNRESET		0x0008
240#define SK_CSR_MASTER_STOP		0x0010
241#define SK_CSR_MASTER_DONE		0x0020
242#define SK_CSR_SW_IRQ_CLEAR		0x0040
243#define SK_CSR_SW_IRQ_SET		0x0080
244#define SK_CSR_SLOTSIZE			0x0100 /* 1 == 64 bits, 0 == 32 */
245#define SK_CSR_BUSCLOCK			0x0200 /* 1 == 33/66 Mhz, = 33 */
246
247/* SK_LED register */
248#define SK_LED_GREEN_OFF		0x01
249#define SK_LED_GREEN_ON			0x02
250
251/* SK_ISR register */
252#define SK_ISR_TX2_AS_CHECK		0x00000001
253#define SK_ISR_TX2_AS_EOF		0x00000002
254#define SK_ISR_TX2_AS_EOB		0x00000004
255#define SK_ISR_TX2_S_CHECK		0x00000008
256#define SK_ISR_TX2_S_EOF		0x00000010
257#define SK_ISR_TX2_S_EOB		0x00000020
258#define SK_ISR_TX1_AS_CHECK		0x00000040
259#define SK_ISR_TX1_AS_EOF		0x00000080
260#define SK_ISR_TX1_AS_EOB		0x00000100
261#define SK_ISR_TX1_S_CHECK		0x00000200
262#define SK_ISR_TX1_S_EOF		0x00000400
263#define SK_ISR_TX1_S_EOB		0x00000800
264#define SK_ISR_RX2_CHECK		0x00001000
265#define SK_ISR_RX2_EOF			0x00002000
266#define SK_ISR_RX2_EOB			0x00004000
267#define SK_ISR_RX1_CHECK		0x00008000
268#define SK_ISR_RX1_EOF			0x00010000
269#define SK_ISR_RX1_EOB			0x00020000
270#define SK_ISR_LINK2_OFLOW		0x00040000
271#define SK_ISR_MAC2			0x00080000
272#define SK_ISR_LINK1_OFLOW		0x00100000
273#define SK_ISR_MAC1			0x00200000
274#define SK_ISR_TIMER			0x00400000
275#define SK_ISR_EXTERNAL_REG		0x00800000
276#define SK_ISR_SW			0x01000000
277#define SK_ISR_I2C_RDY			0x02000000
278#define SK_ISR_TX2_TIMEO		0x04000000
279#define SK_ISR_TX1_TIMEO		0x08000000
280#define SK_ISR_RX2_TIMEO		0x10000000
281#define SK_ISR_RX1_TIMEO		0x20000000
282#define SK_ISR_RSVD			0x40000000
283#define SK_ISR_HWERR			0x80000000
284
285/* SK_IMR register */
286#define SK_IMR_TX2_AS_CHECK		0x00000001
287#define SK_IMR_TX2_AS_EOF		0x00000002
288#define SK_IMR_TX2_AS_EOB		0x00000004
289#define SK_IMR_TX2_S_CHECK		0x00000008
290#define SK_IMR_TX2_S_EOF		0x00000010
291#define SK_IMR_TX2_S_EOB		0x00000020
292#define SK_IMR_TX1_AS_CHECK		0x00000040
293#define SK_IMR_TX1_AS_EOF		0x00000080
294#define SK_IMR_TX1_AS_EOB		0x00000100
295#define SK_IMR_TX1_S_CHECK		0x00000200
296#define SK_IMR_TX1_S_EOF		0x00000400
297#define SK_IMR_TX1_S_EOB		0x00000800
298#define SK_IMR_RX2_CHECK		0x00001000
299#define SK_IMR_RX2_EOF			0x00002000
300#define SK_IMR_RX2_EOB			0x00004000
301#define SK_IMR_RX1_CHECK		0x00008000
302#define SK_IMR_RX1_EOF			0x00010000
303#define SK_IMR_RX1_EOB			0x00020000
304#define SK_IMR_LINK2_OFLOW		0x00040000
305#define SK_IMR_MAC2			0x00080000
306#define SK_IMR_LINK1_OFLOW		0x00100000
307#define SK_IMR_MAC1			0x00200000
308#define SK_IMR_TIMER			0x00400000
309#define SK_IMR_EXTERNAL_REG		0x00800000
310#define SK_IMR_SW			0x01000000
311#define SK_IMR_I2C_RDY			0x02000000
312#define SK_IMR_TX2_TIMEO		0x04000000
313#define SK_IMR_TX1_TIMEO		0x08000000
314#define SK_IMR_RX2_TIMEO		0x10000000
315#define SK_IMR_RX1_TIMEO		0x20000000
316#define SK_IMR_RSVD			0x40000000
317#define SK_IMR_HWERR			0x80000000
318
319#define SK_INTRS1	\
320	(SK_IMR_RX1_EOF|SK_IMR_TX1_S_EOF|SK_IMR_MAC1)
321
322#define SK_INTRS2	\
323	(SK_IMR_RX2_EOF|SK_IMR_TX2_S_EOF|SK_IMR_MAC2)
324
325/* SK_IESR register */
326#define SK_IESR_PAR_RX2			0x00000001
327#define SK_IESR_PAR_RX1			0x00000002
328#define SK_IESR_PAR_MAC2		0x00000004
329#define SK_IESR_PAR_MAC1		0x00000008
330#define SK_IESR_PAR_WR_RAM		0x00000010
331#define SK_IESR_PAR_RD_RAM		0x00000020
332#define SK_IESR_NO_TSTAMP_MAC2		0x00000040
333#define SK_IESR_NO_TSTAMO_MAC1		0x00000080
334#define SK_IESR_NO_STS_MAC2		0x00000100
335#define SK_IESR_NO_STS_MAC1		0x00000200
336#define SK_IESR_IRQ_STS			0x00000400
337#define SK_IESR_MASTERERR		0x00000800
338
339/* SK_IEMR register */
340#define SK_IEMR_PAR_RX2			0x00000001
341#define SK_IEMR_PAR_RX1			0x00000002
342#define SK_IEMR_PAR_MAC2		0x00000004
343#define SK_IEMR_PAR_MAC1		0x00000008
344#define SK_IEMR_PAR_WR_RAM		0x00000010
345#define SK_IEMR_PAR_RD_RAM		0x00000020
346#define SK_IEMR_NO_TSTAMP_MAC2		0x00000040
347#define SK_IEMR_NO_TSTAMO_MAC1		0x00000080
348#define SK_IEMR_NO_STS_MAC2		0x00000100
349#define SK_IEMR_NO_STS_MAC1		0x00000200
350#define SK_IEMR_IRQ_STS			0x00000400
351#define SK_IEMR_MASTERERR		0x00000800
352
353/* Block 2 */
354#define SK_MAC0_0	0x0100
355#define SK_MAC0_1	0x0104
356#define SK_MAC1_0	0x0108
357#define SK_MAC1_1	0x010C
358#define SK_MAC2_0	0x0110
359#define SK_MAC2_1	0x0114
360#define SK_CONNTYPE	0x0118
361#define SK_PMDTYPE	0x0119
362#define SK_CONFIG	0x011A
363#define SK_CHIPVER	0x011B
364#define SK_EPROM0	0x011C
365#define SK_EPROM1	0x011D		/* yukon/genesis */
366#define SK_Y2_CLKGATE	0x011D		/* yukon 2 */
367#define SK_EPROM2	0x011E		/* yukon/genesis */
368#define SK_Y2_HWRES	0x011E		/* yukon 2 */
369#define SK_EPROM3	0x011F
370#define SK_EP_ADDR	0x0120
371#define SK_EP_DATA	0x0124
372#define SK_EP_LOADCTL	0x0128
373#define SK_EP_LOADTST	0x0129
374#define SK_TIMERINIT	0x0130
375#define SK_TIMER	0x0134
376#define SK_TIMERCTL	0x0138
377#define SK_TIMERTST	0x0139
378#define SK_IMTIMERINIT	0x0140
379#define SK_IMTIMER	0x0144
380#define SK_IMTIMERCTL	0x0148
381#define SK_IMTIMERTST	0x0149
382#define SK_IMMR		0x014C
383#define SK_IHWEMR	0x0150
384#define SK_TESTCTL1	0x0158
385#define SK_TESTCTL2	0x0159
386#define SK_GPIO		0x015C
387#define SK_I2CHWCTL	0x0160
388#define SK_I2CHWDATA	0x0164
389#define SK_I2CHWIRQ	0x0168
390#define SK_I2CSW	0x016C
391#define SK_BLNKINIT	0x0170
392#define SK_BLNKCOUNT	0x0174
393#define SK_BLNKCTL	0x0178
394#define SK_BLNKSTS	0x0179
395#define SK_BLNKTST	0x017A
396
397#define SK_IMCTL_STOP	0x02
398#define SK_IMCTL_START	0x04
399
400#define SK_IMTIMER_TICKS_GENESIS	53
401#define SK_IMTIMER_TICKS_YUKON		78
402#define SK_IMTIMER_TICKS_YUKON_EC	125
403#define SK_IM_USECS(x, t)		((x) * (t))
404
405#define	SK_IM_MIN	10
406#define	SK_IM_DEFAULT	100
407#define	SK_IM_MAX	10000
408
409/*
410 * The SK_EPROM0 register contains a byte that describes the
411 * amount of SRAM mounted on the NIC. The value also tells if
412 * the chips are 64K or 128K. This affects the RAMbuffer address
413 * offset that we need to use.
414 */
415#define SK_RAMSIZE_512K_64	0x1
416#define SK_RAMSIZE_1024K_128	0x2
417#define SK_RAMSIZE_1024K_64	0x3
418#define SK_RAMSIZE_2048K_128	0x4
419
420#define SK_RBOFF_0		0x0
421#define SK_RBOFF_80000		0x80000
422
423/*
424 * SK_EEPROM1 contains the PHY type, which may be XMAC for
425 * fiber-based cards or BCOM for 1000baseT cards with a Broadcom
426 * PHY.
427 */
428#define SK_PHYTYPE_XMAC		0	/* integeated XMAC II PHY */
429#define SK_PHYTYPE_BCOM		1	/* Broadcom BCM5400 */
430#define SK_PHYTYPE_LONE		2	/* Level One LXT1000 */
431#define SK_PHYTYPE_NAT		3	/* National DP83891 */
432#define SK_PHYTYPE_MARV_COPPER	4       /* Marvell 88E1011S */
433#define SK_PHYTYPE_MARV_FIBER	5       /* Marvell 88E1011S (fiber) */
434
435/*
436 * PHY addresses.
437 */
438#define SK_PHYADDR_XMAC		0x0
439#define SK_PHYADDR_BCOM		0x1
440#define SK_PHYADDR_LONE		0x3
441#define SK_PHYADDR_NAT		0x0
442#define SK_PHYADDR_MARV		0x0
443
444#define SK_CONFIG_SINGLEMAC	0x01
445#define SK_CONFIG_DIS_DSL_CLK	0x02
446
447#define SK_PMD_1000BASELX	0x4C
448#define SK_PMD_1000BASESX	0x53
449#define SK_PMD_1000BASECX	0x43
450#define SK_PMD_1000BASETX	0x54
451
452/* GPIO bits */
453#define SK_GPIO_DAT0		0x00000001
454#define SK_GPIO_DAT1		0x00000002
455#define SK_GPIO_DAT2		0x00000004
456#define SK_GPIO_DAT3		0x00000008
457#define SK_GPIO_DAT4		0x00000010
458#define SK_GPIO_DAT5		0x00000020
459#define SK_GPIO_DAT6		0x00000040
460#define SK_GPIO_DAT7		0x00000080
461#define SK_GPIO_DAT8		0x00000100
462#define SK_GPIO_DAT9		0x00000200
463#define SK_GPIO_DIR0		0x00010000
464#define SK_GPIO_DIR1		0x00020000
465#define SK_GPIO_DIR2		0x00040000
466#define SK_GPIO_DIR3		0x00080000
467#define SK_GPIO_DIR4		0x00100000
468#define SK_GPIO_DIR5		0x00200000
469#define SK_GPIO_DIR6		0x00400000
470#define SK_GPIO_DIR7		0x00800000
471#define SK_GPIO_DIR8		0x01000000
472#define SK_GPIO_DIR9		0x02000000
473
474#define SK_Y2_CLKGATE_LINK2_INACTIVE	0x80		/* port 2 inactive */
475
476#define SK_Y2_HWRES_LINK_1	0x01
477#define SK_Y2_HWRES_LINK_2	0x02
478#define SK_Y2_HWRES_LINK_MASK	(SK_Y2_HWRES_LINK_1 | SK_Y2_HWRES_LINK_2)
479#define SK_Y2_HWRES_LINK_DUAL	(SK_Y2_HWRES_LINK_1 | SK_Y2_HWRES_LINK_2)
480
481/* Block 3 Ram interface and MAC arbiter registers */
482#define SK_RAMADDR	0x0180
483#define SK_RAMDATA0	0x0184
484#define SK_RAMDATA1	0x0188
485#define SK_TO0		0x0190
486#define SK_TO1		0x0191
487#define SK_TO2		0x0192
488#define SK_TO3		0x0193
489#define SK_TO4		0x0194
490#define SK_TO5		0x0195
491#define SK_TO6		0x0196
492#define SK_TO7		0x0197
493#define SK_TO8		0x0198
494#define SK_TO9		0x0199
495#define SK_TO10		0x019A
496#define SK_TO11		0x019B
497#define SK_RITIMEO_TMR	0x019C
498#define SK_RAMCTL	0x01A0
499#define SK_RITIMER_TST	0x01A2
500
501#define SK_RAMCTL_RESET		0x0001
502#define SK_RAMCTL_UNRESET	0x0002
503#define SK_RAMCTL_CLR_IRQ_WPAR	0x0100
504#define SK_RAMCTL_CLR_IRQ_RPAR	0x0200
505
506/* Mac arbiter registers */
507#define SK_MINIT_RX1	0x01B0
508#define SK_MINIT_RX2	0x01B1
509#define SK_MINIT_TX1	0x01B2
510#define SK_MINIT_TX2	0x01B3
511#define SK_MTIMEO_RX1	0x01B4
512#define SK_MTIMEO_RX2	0x01B5
513#define SK_MTIMEO_TX1	0x01B6
514#define SK_MTIEMO_TX2	0x01B7
515#define SK_MACARB_CTL	0x01B8
516#define SK_MTIMER_TST	0x01BA
517#define SK_RCINIT_RX1	0x01C0
518#define SK_RCINIT_RX2	0x01C1
519#define SK_RCINIT_TX1	0x01C2
520#define SK_RCINIT_TX2	0x01C3
521#define SK_RCTIMEO_RX1	0x01C4
522#define SK_RCTIMEO_RX2	0x01C5
523#define SK_RCTIMEO_TX1	0x01C6
524#define SK_RCTIMEO_TX2	0x01C7
525#define SK_RECOVERY_CTL	0x01C8
526#define SK_RCTIMER_TST	0x01CA
527
528/* Packet arbiter registers */
529#define SK_RXPA1_TINIT	0x01D0
530#define SK_RXPA2_TINIT	0x01D4
531#define SK_TXPA1_TINIT	0x01D8
532#define SK_TXPA2_TINIT	0x01DC
533#define SK_RXPA1_TIMEO	0x01E0
534#define SK_RXPA2_TIMEO	0x01E4
535#define SK_TXPA1_TIMEO	0x01E8
536#define SK_TXPA2_TIMEO	0x01EC
537#define SK_PKTARB_CTL	0x01F0
538#define SK_PKTATB_TST	0x01F2
539
540#define SK_PKTARB_TIMEOUT	0x2000
541
542#define SK_PKTARBCTL_RESET		0x0001
543#define SK_PKTARBCTL_UNRESET		0x0002
544#define SK_PKTARBCTL_RXTO1_OFF		0x0004
545#define SK_PKTARBCTL_RXTO1_ON		0x0008
546#define SK_PKTARBCTL_RXTO2_OFF		0x0010
547#define SK_PKTARBCTL_RXTO2_ON		0x0020
548#define SK_PKTARBCTL_TXTO1_OFF		0x0040
549#define SK_PKTARBCTL_TXTO1_ON		0x0080
550#define SK_PKTARBCTL_TXTO2_OFF		0x0100
551#define SK_PKTARBCTL_TXTO2_ON		0x0200
552#define SK_PKTARBCTL_CLR_IRQ_RXTO1	0x0400
553#define SK_PKTARBCTL_CLR_IRQ_RXTO2	0x0800
554#define SK_PKTARBCTL_CLR_IRQ_TXTO1	0x1000
555#define SK_PKTARBCTL_CLR_IRQ_TXTO2	0x2000
556
557#define SK_MINIT_XMAC_B2	54
558#define SK_MINIT_XMAC_C1	63
559
560#define SK_MACARBCTL_RESET	0x0001
561#define SK_MACARBCTL_UNRESET	0x0002
562#define SK_MACARBCTL_FASTOE_OFF	0x0004
563#define SK_MACARBCRL_FASTOE_ON	0x0008
564
565#define SK_RCINIT_XMAC_B2	54
566#define SK_RCINIT_XMAC_C1	0
567
568#define SK_RECOVERYCTL_RX1_OFF	0x0001
569#define SK_RECOVERYCTL_RX1_ON	0x0002
570#define SK_RECOVERYCTL_RX2_OFF	0x0004
571#define SK_RECOVERYCTL_RX2_ON	0x0008
572#define SK_RECOVERYCTL_TX1_OFF	0x0010
573#define SK_RECOVERYCTL_TX1_ON	0x0020
574#define SK_RECOVERYCTL_TX2_OFF	0x0040
575#define SK_RECOVERYCTL_TX2_ON	0x0080
576
577#define SK_RECOVERY_XMAC_B2				\
578	(SK_RECOVERYCTL_RX1_ON|SK_RECOVERYCTL_RX2_ON|	\
579	SK_RECOVERYCTL_TX1_ON|SK_RECOVERYCTL_TX2_ON)
580
581#define SK_RECOVERY_XMAC_C1				\
582	(SK_RECOVERYCTL_RX1_OFF|SK_RECOVERYCTL_RX2_OFF|	\
583	SK_RECOVERYCTL_TX1_OFF|SK_RECOVERYCTL_TX2_OFF)
584
585/* Block 4 -- TX Arbiter MAC 1 */
586#define SK_TXAR1_TIMERINIT	0x0200
587#define SK_TXAR1_TIMERVAL	0x0204
588#define SK_TXAR1_LIMITINIT	0x0208
589#define SK_TXAR1_LIMITCNT	0x020C
590#define SK_TXAR1_COUNTERCTL	0x0210
591#define SK_TXAR1_COUNTERTST	0x0212
592#define SK_TXAR1_COUNTERSTS	0x0212
593
594/* Block 5 -- TX Arbiter MAC 2 */
595#define SK_TXAR2_TIMERINIT	0x0280
596#define SK_TXAR2_TIMERVAL	0x0284
597#define SK_TXAR2_LIMITINIT	0x0288
598#define SK_TXAR2_LIMITCNT	0x028C
599#define SK_TXAR2_COUNTERCTL	0x0290
600#define SK_TXAR2_COUNTERTST	0x0291
601#define SK_TXAR2_COUNTERSTS	0x0292
602
603#define SK_TXARCTL_OFF		0x01
604#define SK_TXARCTL_ON		0x02
605#define SK_TXARCTL_RATECTL_OFF	0x04
606#define SK_TXARCTL_RATECTL_ON	0x08
607#define SK_TXARCTL_ALLOC_OFF	0x10
608#define SK_TXARCTL_ALLOC_ON	0x20
609#define SK_TXARCTL_FSYNC_OFF	0x40
610#define SK_TXARCTL_FSYNC_ON	0x80
611
612/* Block 6 -- External registers */
613#define SK_EXTREG_BASE	0x300
614#define SK_EXTREG_END	0x37C
615
616/* Block 7 -- PCI config registers */
617#define SK_PCI_BASE	0x0380
618#define SK_PCI_END	0x03FC
619
620/* Compute offset of mirrored PCI register */
621#define SK_PCI_REG(reg)		((reg) + SK_PCI_BASE)
622
623/* Block 8 -- RX queue 1 */
624#define SK_RXQ1_BUFCNT		0x0400
625#define SK_RXQ1_BUFCTL		0x0402
626#define SK_RXQ1_NEXTDESC	0x0404
627#define SK_RXQ1_RXBUF_LO	0x0408
628#define SK_RXQ1_RXBUF_HI	0x040C
629#define SK_RXQ1_RXSTAT		0x0410
630#define SK_RXQ1_TIMESTAMP	0x0414
631#define SK_RXQ1_CSUM1		0x0418
632#define SK_RXQ1_CSUM2		0x041A
633#define SK_RXQ1_CSUM1_START	0x041C
634#define SK_RXQ1_CSUM2_START	0x041E
635#define SK_RXQ1_CURADDR_LO	0x0420
636#define SK_RXQ1_CURADDR_HI	0x0424
637#define SK_RXQ1_CURCNT_LO	0x0428
638#define SK_RXQ1_CURCNT_HI	0x042C
639#define SK_RXQ1_CURBYTES	0x0430
640#define SK_RXQ1_BMU_CSR		0x0434
641#define SK_RXQ1_WATERMARK	0x0438
642#define SK_RXQ1_FLAG		0x043A
643#define SK_RXQ1_TEST1		0x043C
644#define SK_RXQ1_TEST2		0x0440
645#define SK_RXQ1_TEST3		0x0444
646
647/* Block 9 -- RX queue 2 */
648#define SK_RXQ2_BUFCNT		0x0480
649#define SK_RXQ2_BUFCTL		0x0482
650#define SK_RXQ2_NEXTDESC	0x0484
651#define SK_RXQ2_RXBUF_LO	0x0488
652#define SK_RXQ2_RXBUF_HI	0x048C
653#define SK_RXQ2_RXSTAT		0x0490
654#define SK_RXQ2_TIMESTAMP	0x0494
655#define SK_RXQ2_CSUM1		0x0498
656#define SK_RXQ2_CSUM2		0x049A
657#define SK_RXQ2_CSUM1_START	0x049C
658#define SK_RXQ2_CSUM2_START	0x049E
659#define SK_RXQ2_CURADDR_LO	0x04A0
660#define SK_RXQ2_CURADDR_HI	0x04A4
661#define SK_RXQ2_CURCNT_LO	0x04A8
662#define SK_RXQ2_CURCNT_HI	0x04AC
663#define SK_RXQ2_CURBYTES	0x04B0
664#define SK_RXQ2_BMU_CSR		0x04B4
665#define SK_RXQ2_WATERMARK	0x04B8
666#define SK_RXQ2_FLAG		0x04BA
667#define SK_RXQ2_TEST1		0x04BC
668#define SK_RXQ2_TEST2		0x04C0
669#define SK_RXQ2_TEST3		0x04C4
670
671#define SK_RXBMU_CLR_IRQ_ERR		0x00000001
672#define SK_RXBMU_CLR_IRQ_EOF		0x00000002
673#define SK_RXBMU_CLR_IRQ_EOB		0x00000004
674#define SK_RXBMU_CLR_IRQ_PAR		0x00000008
675#define SK_RXBMU_RX_START		0x00000010
676#define SK_RXBMU_RX_STOP		0x00000020
677#define SK_RXBMU_POLL_OFF		0x00000040
678#define SK_RXBMU_POLL_ON		0x00000080
679#define SK_RXBMU_TRANSFER_SM_RESET	0x00000100
680#define SK_RXBMU_TRANSFER_SM_UNRESET	0x00000200
681#define SK_RXBMU_DESCWR_SM_RESET	0x00000400
682#define SK_RXBMU_DESCWR_SM_UNRESET	0x00000800
683#define SK_RXBMU_DESCRD_SM_RESET	0x00001000
684#define SK_RXBMU_DESCRD_SM_UNRESET	0x00002000
685#define SK_RXBMU_SUPERVISOR_SM_RESET	0x00004000
686#define SK_RXBMU_SUPERVISOR_SM_UNRESET	0x00008000
687#define SK_RXBMU_PFI_SM_RESET		0x00010000
688#define SK_RXBMU_PFI_SM_UNRESET		0x00020000
689#define SK_RXBMU_FIFO_RESET		0x00040000
690#define SK_RXBMU_FIFO_UNRESET		0x00080000
691#define SK_RXBMU_DESC_RESET		0x00100000
692#define SK_RXBMU_DESC_UNRESET		0x00200000
693#define SK_RXBMU_SUPERVISOR_IDLE	0x01000000
694
695#define SK_RXBMU_ONLINE		\
696	(SK_RXBMU_TRANSFER_SM_UNRESET|SK_RXBMU_DESCWR_SM_UNRESET|	\
697	SK_RXBMU_DESCRD_SM_UNRESET|SK_RXBMU_SUPERVISOR_SM_UNRESET|	\
698	SK_RXBMU_PFI_SM_UNRESET|SK_RXBMU_FIFO_UNRESET|			\
699	SK_RXBMU_DESC_UNRESET)
700
701#define SK_RXBMU_OFFLINE		\
702	(SK_RXBMU_TRANSFER_SM_RESET|SK_RXBMU_DESCWR_SM_RESET|	\
703	SK_RXBMU_DESCRD_SM_RESET|SK_RXBMU_SUPERVISOR_SM_RESET|	\
704	SK_RXBMU_PFI_SM_RESET|SK_RXBMU_FIFO_RESET|		\
705	SK_RXBMU_DESC_RESET)
706
707/* Block 12 -- TX sync queue 1 */
708#define SK_TXQS1_BUFCNT		0x0600
709#define SK_TXQS1_BUFCTL		0x0602
710#define SK_TXQS1_NEXTDESC	0x0604
711#define SK_TXQS1_RXBUF_LO	0x0608
712#define SK_TXQS1_RXBUF_HI	0x060C
713#define SK_TXQS1_RXSTAT		0x0610
714#define SK_TXQS1_CSUM_STARTVAL	0x0614
715#define SK_TXQS1_CSUM_STARTPOS	0x0618
716#define SK_TXQS1_CSUM_WRITEPOS	0x061A
717#define SK_TXQS1_CURADDR_LO	0x0620
718#define SK_TXQS1_CURADDR_HI	0x0624
719#define SK_TXQS1_CURCNT_LO	0x0628
720#define SK_TXQS1_CURCNT_HI	0x062C
721#define SK_TXQS1_CURBYTES	0x0630
722#define SK_TXQS1_BMU_CSR	0x0634
723#define SK_TXQS1_WATERMARK	0x0638
724#define SK_TXQS1_FLAG		0x063A
725#define SK_TXQS1_TEST1		0x063C
726#define SK_TXQS1_TEST2		0x0640
727#define SK_TXQS1_TEST3		0x0644
728
729/* Block 13 -- TX async queue 1 */
730#define SK_TXQA1_BUFCNT		0x0680
731#define SK_TXQA1_BUFCTL		0x0682
732#define SK_TXQA1_NEXTDESC	0x0684
733#define SK_TXQA1_RXBUF_LO	0x0688
734#define SK_TXQA1_RXBUF_HI	0x068C
735#define SK_TXQA1_RXSTAT		0x0690
736#define SK_TXQA1_CSUM_STARTVAL	0x0694
737#define SK_TXQA1_CSUM_STARTPOS	0x0698
738#define SK_TXQA1_CSUM_WRITEPOS	0x069A
739#define SK_TXQA1_CURADDR_LO	0x06A0
740#define SK_TXQA1_CURADDR_HI	0x06A4
741#define SK_TXQA1_CURCNT_LO	0x06A8
742#define SK_TXQA1_CURCNT_HI	0x06AC
743#define SK_TXQA1_CURBYTES	0x06B0
744#define SK_TXQA1_BMU_CSR	0x06B4
745#define SK_TXQA1_WATERMARK	0x06B8
746#define SK_TXQA1_FLAG		0x06BA
747#define SK_TXQA1_TEST1		0x06BC
748#define SK_TXQA1_TEST2		0x06C0
749#define SK_TXQA1_TEST3		0x06C4
750
751/* Block 14 -- TX sync queue 2 */
752#define SK_TXQS2_BUFCNT		0x0700
753#define SK_TXQS2_BUFCTL		0x0702
754#define SK_TXQS2_NEXTDESC	0x0704
755#define SK_TXQS2_RXBUF_LO	0x0708
756#define SK_TXQS2_RXBUF_HI	0x070C
757#define SK_TXQS2_RXSTAT		0x0710
758#define SK_TXQS2_CSUM_STARTVAL	0x0714
759#define SK_TXQS2_CSUM_STARTPOS	0x0718
760#define SK_TXQS2_CSUM_WRITEPOS	0x071A
761#define SK_TXQS2_CURADDR_LO	0x0720
762#define SK_TXQS2_CURADDR_HI	0x0724
763#define SK_TXQS2_CURCNT_LO	0x0728
764#define SK_TXQS2_CURCNT_HI	0x072C
765#define SK_TXQS2_CURBYTES	0x0730
766#define SK_TXQS2_BMU_CSR	0x0734
767#define SK_TXQS2_WATERMARK	0x0738
768#define SK_TXQS2_FLAG		0x073A
769#define SK_TXQS2_TEST1		0x073C
770#define SK_TXQS2_TEST2		0x0740
771#define SK_TXQS2_TEST3		0x0744
772
773/* Block 15 -- TX async queue 2 */
774#define SK_TXQA2_BUFCNT		0x0780
775#define SK_TXQA2_BUFCTL		0x0782
776#define SK_TXQA2_NEXTDESC	0x0784
777#define SK_TXQA2_RXBUF_LO	0x0788
778#define SK_TXQA2_RXBUF_HI	0x078C
779#define SK_TXQA2_RXSTAT		0x0790
780#define SK_TXQA2_CSUM_STARTVAL	0x0794
781#define SK_TXQA2_CSUM_STARTPOS	0x0798
782#define SK_TXQA2_CSUM_WRITEPOS	0x079A
783#define SK_TXQA2_CURADDR_LO	0x07A0
784#define SK_TXQA2_CURADDR_HI	0x07A4
785#define SK_TXQA2_CURCNT_LO	0x07A8
786#define SK_TXQA2_CURCNT_HI	0x07AC
787#define SK_TXQA2_CURBYTES	0x07B0
788#define SK_TXQA2_BMU_CSR	0x07B4
789#define SK_TXQA2_WATERMARK	0x07B8
790#define SK_TXQA2_FLAG		0x07BA
791#define SK_TXQA2_TEST1		0x07BC
792#define SK_TXQA2_TEST2		0x07C0
793#define SK_TXQA2_TEST3		0x07C4
794
795#define SK_TXBMU_CLR_IRQ_ERR		0x00000001
796#define SK_TXBMU_CLR_IRQ_EOF		0x00000002
797#define SK_TXBMU_CLR_IRQ_EOB		0x00000004
798#define SK_TXBMU_TX_START		0x00000010
799#define SK_TXBMU_TX_STOP		0x00000020
800#define SK_TXBMU_POLL_OFF		0x00000040
801#define SK_TXBMU_POLL_ON		0x00000080
802#define SK_TXBMU_TRANSFER_SM_RESET	0x00000100
803#define SK_TXBMU_TRANSFER_SM_UNRESET	0x00000200
804#define SK_TXBMU_DESCWR_SM_RESET	0x00000400
805#define SK_TXBMU_DESCWR_SM_UNRESET	0x00000800
806#define SK_TXBMU_DESCRD_SM_RESET	0x00001000
807#define SK_TXBMU_DESCRD_SM_UNRESET	0x00002000
808#define SK_TXBMU_SUPERVISOR_SM_RESET	0x00004000
809#define SK_TXBMU_SUPERVISOR_SM_UNRESET	0x00008000
810#define SK_TXBMU_PFI_SM_RESET		0x00010000
811#define SK_TXBMU_PFI_SM_UNRESET		0x00020000
812#define SK_TXBMU_FIFO_RESET		0x00040000
813#define SK_TXBMU_FIFO_UNRESET		0x00080000
814#define SK_TXBMU_DESC_RESET		0x00100000
815#define SK_TXBMU_DESC_UNRESET		0x00200000
816#define SK_TXBMU_SUPERVISOR_IDLE	0x01000000
817
818#define SK_TXBMU_ONLINE		\
819	(SK_TXBMU_TRANSFER_SM_UNRESET|SK_TXBMU_DESCWR_SM_UNRESET|	\
820	SK_TXBMU_DESCRD_SM_UNRESET|SK_TXBMU_SUPERVISOR_SM_UNRESET|	\
821	SK_TXBMU_PFI_SM_UNRESET|SK_TXBMU_FIFO_UNRESET|			\
822	SK_TXBMU_DESC_UNRESET|SK_TXBMU_POLL_ON)
823
824#define SK_TXBMU_OFFLINE		\
825	(SK_TXBMU_TRANSFER_SM_RESET|SK_TXBMU_DESCWR_SM_RESET|	\
826	SK_TXBMU_DESCRD_SM_RESET|SK_TXBMU_SUPERVISOR_SM_RESET|	\
827	SK_TXBMU_PFI_SM_RESET|SK_TXBMU_FIFO_RESET|		\
828	SK_TXBMU_DESC_RESET|SK_TXBMU_POLL_OFF)
829
830/* Block 16 -- Receive RAMbuffer 1 */
831#define SK_RXRB1_START		0x0800
832#define SK_RXRB1_END		0x0804
833#define SK_RXRB1_WR_PTR		0x0808
834#define SK_RXRB1_RD_PTR		0x080C
835#define SK_RXRB1_UTHR_PAUSE	0x0810
836#define SK_RXRB1_LTHR_PAUSE	0x0814
837#define SK_RXRB1_UTHR_HIPRIO	0x0818
838#define SK_RXRB1_UTHR_LOPRIO	0x081C
839#define SK_RXRB1_PKTCNT		0x0820
840#define SK_RXRB1_LVL		0x0824
841#define SK_RXRB1_CTLTST		0x0828
842
843/* Block 17 -- Receive RAMbuffer 2 */
844#define SK_RXRB2_START		0x0880
845#define SK_RXRB2_END		0x0884
846#define SK_RXRB2_WR_PTR		0x0888
847#define SK_RXRB2_RD_PTR		0x088C
848#define SK_RXRB2_UTHR_PAUSE	0x0890
849#define SK_RXRB2_LTHR_PAUSE	0x0894
850#define SK_RXRB2_UTHR_HIPRIO	0x0898
851#define SK_RXRB2_UTHR_LOPRIO	0x089C
852#define SK_RXRB2_PKTCNT		0x08A0
853#define SK_RXRB2_LVL		0x08A4
854#define SK_RXRB2_CTLTST		0x08A8
855
856/* Block 20 -- Sync. Transmit RAMbuffer 1 */
857#define SK_TXRBS1_START		0x0A00
858#define SK_TXRBS1_END		0x0A04
859#define SK_TXRBS1_WR_PTR	0x0A08
860#define SK_TXRBS1_RD_PTR	0x0A0C
861#define SK_TXRBS1_PKTCNT	0x0A20
862#define SK_TXRBS1_LVL		0x0A24
863#define SK_TXRBS1_CTLTST	0x0A28
864
865/* Block 21 -- Async. Transmit RAMbuffer 1 */
866#define SK_TXRBA1_START		0x0A80
867#define SK_TXRBA1_END		0x0A84
868#define SK_TXRBA1_WR_PTR	0x0A88
869#define SK_TXRBA1_RD_PTR	0x0A8C
870#define SK_TXRBA1_PKTCNT	0x0AA0
871#define SK_TXRBA1_LVL		0x0AA4
872#define SK_TXRBA1_CTLTST	0x0AA8
873
874/* Block 22 -- Sync. Transmit RAMbuffer 2 */
875#define SK_TXRBS2_START		0x0B00
876#define SK_TXRBS2_END		0x0B04
877#define SK_TXRBS2_WR_PTR	0x0B08
878#define SK_TXRBS2_RD_PTR	0x0B0C
879#define SK_TXRBS2_PKTCNT	0x0B20
880#define SK_TXRBS2_LVL		0x0B24
881#define SK_TXRBS2_CTLTST	0x0B28
882
883/* Block 23 -- Async. Transmit RAMbuffer 2 */
884#define SK_TXRBA2_START		0x0B80
885#define SK_TXRBA2_END		0x0B84
886#define SK_TXRBA2_WR_PTR	0x0B88
887#define SK_TXRBA2_RD_PTR	0x0B8C
888#define SK_TXRBA2_PKTCNT	0x0BA0
889#define SK_TXRBA2_LVL		0x0BA4
890#define SK_TXRBA2_CTLTST	0x0BA8
891
892#define SK_RBCTL_RESET		0x00000001
893#define SK_RBCTL_UNRESET	0x00000002
894#define SK_RBCTL_OFF		0x00000004
895#define SK_RBCTL_ON		0x00000008
896#define SK_RBCTL_STORENFWD_OFF	0x00000010
897#define SK_RBCTL_STORENFWD_ON	0x00000020
898
899/* Block 24 -- RX MAC FIFO 1 regisrers and LINK_SYNC counter */
900#define SK_RXF1_END		0x0C00
901#define SK_RXF1_WPTR		0x0C04
902#define SK_RXF1_RPTR		0x0C0C
903#define SK_RXF1_PKTCNT		0x0C10
904#define SK_RXF1_LVL		0x0C14
905#define SK_RXF1_MACCTL		0x0C18
906#define SK_RXF1_CTL		0x0C1C
907#define SK_RXLED1_CNTINIT	0x0C20
908#define SK_RXLED1_COUNTER	0x0C24
909#define SK_RXLED1_CTL		0x0C28
910#define SK_RXLED1_TST		0x0C29
911#define SK_LINK_SYNC1_CINIT	0x0C30
912#define SK_LINK_SYNC1_COUNTER	0x0C34
913#define SK_LINK_SYNC1_CTL	0x0C38
914#define SK_LINK_SYNC1_TST	0x0C39
915#define SK_LINKLED1_CTL		0x0C3C
916
917#define SK_FIFO_END		0x3F
918
919/* Receive MAC FIFO 1 (Yukon Only) */
920#define SK_RXMF1_END		0x0C40
921#define SK_RXMF1_THRESHOLD	0x0C44
922#define SK_RXMF1_CTRL_TEST	0x0C48
923#define SK_RXMF1_FLUSH_MASK	0x0C4C
924#define SK_RXMF1_FLUSH_THRESHOLD	0x0C50
925#define SK_RXMF1_WRITE_PTR	0x0C60
926#define SK_RXMF1_WRITE_LEVEL	0x0C68
927#define SK_RXMF1_READ_PTR	0x0C70
928#define SK_RXMF1_READ_LEVEL	0x0C78
929
930/* Receive MAC FIFO 1 Contro/Test */
931#define SK_RFCTL_WR_PTR_TST_ON	0x00004000	/* Write pointer test on*/
932#define SK_RFCTL_WR_PTR_TST_OFF	0x00002000	/* Write pointer test off */
933#define SK_RFCTL_WR_PTR_STEP	0x00001000	/* Write pointer increment */
934#define SK_RFCTL_RD_PTR_TST_ON	0x00000400	/* Read pointer test on */
935#define SK_RFCTL_RD_PTR_TST_OFF	0x00000200	/* Read pointer test off */
936#define SK_RFCTL_RD_PTR_STEP	0x00000100	/* Read pointer increment */
937#define SK_RFCTL_FIFO_FLUSH_OFF	0x00000080	/* RX FIFO Flsuh mode off */
938#define SK_RFCTL_FIFO_FLUSH_ON	0x00000040	/* RX FIFO Flush mode on */
939#define SK_RFCTL_RX_FIFO_OVER	0x00000020	/* Clear IRQ RX FIFO Overrun */
940#define SK_RFCTL_FRAME_RX_DONE	0x00000010	/* Clear IRQ Frame RX Done */
941#define SK_RFCTL_OPERATION_ON	0x00000008	/* Operational mode on */
942#define SK_RFCTL_OPERATION_OFF	0x00000004	/* Operational mode off */
943#define SK_RFCTL_RESET_CLEAR	0x00000002	/* MAC FIFO Reset Clear */
944#define SK_RFCTL_RESET_SET	0x00000001	/* MAC FIFO Reset Set */
945
946#define SK_RFCTL_FIFO_THRESHOLD	0x0a	/* flush threshold (default) */
947
948/* Block 25 -- RX MAC FIFO 2 regisrers and LINK_SYNC counter */
949#define SK_RXF2_END		0x0C80
950#define SK_RXF2_WPTR		0x0C84
951#define SK_RXF2_RPTR		0x0C8C
952#define SK_RXF2_PKTCNT		0x0C90
953#define SK_RXF2_LVL		0x0C94
954#define SK_RXF2_MACCTL		0x0C98
955#define SK_RXF2_CTL		0x0C9C
956#define SK_RXLED2_CNTINIT	0x0CA0
957#define SK_RXLED2_COUNTER	0x0CA4
958#define SK_RXLED2_CTL		0x0CA8
959#define SK_RXLED2_TST		0x0CA9
960#define SK_LINK_SYNC2_CINIT	0x0CB0
961#define SK_LINK_SYNC2_COUNTER	0x0CB4
962#define SK_LINK_SYNC2_CTL	0x0CB8
963#define SK_LINK_SYNC2_TST	0x0CB9
964#define SK_LINKLED2_CTL		0x0CBC
965
966#define SK_RXMACCTL_CLR_IRQ_NOSTS	0x00000001
967#define SK_RXMACCTL_CLR_IRQ_NOTSTAMP	0x00000002
968#define SK_RXMACCTL_TSTAMP_OFF		0x00000004
969#define SK_RXMACCTL_RSTAMP_ON		0x00000008
970#define SK_RXMACCTL_FLUSH_OFF		0x00000010
971#define SK_RXMACCTL_FLUSH_ON		0x00000020
972#define SK_RXMACCTL_PAUSE_OFF		0x00000040
973#define SK_RXMACCTL_PAUSE_ON		0x00000080
974#define SK_RXMACCTL_AFULL_OFF		0x00000100
975#define SK_RXMACCTL_AFULL_ON		0x00000200
976#define SK_RXMACCTL_VALIDTIME_PATCH_OFF	0x00000400
977#define SK_RXMACCTL_VALIDTIME_PATCH_ON	0x00000800
978#define SK_RXMACCTL_RXRDY_PATCH_OFF	0x00001000
979#define SK_RXMACCTL_RXRDY_PATCH_ON	0x00002000
980#define SK_RXMACCTL_STS_TIMEO		0x00FF0000
981#define SK_RXMACCTL_TSTAMP_TIMEO	0xFF000000
982
983#define SK_RXLEDCTL_ENABLE		0x0001
984#define SK_RXLEDCTL_COUNTER_STOP	0x0002
985#define SK_RXLEDCTL_COUNTER_START	0x0004
986
987#define SK_LINKLED_OFF			0x0001
988#define SK_LINKLED_ON			0x0002
989#define SK_LINKLED_LINKSYNC_OFF		0x0004
990#define SK_LINKLED_LINKSYNC_ON		0x0008
991#define SK_LINKLED_BLINK_OFF		0x0010
992#define SK_LINKLED_BLINK_ON		0x0020
993
994/* Block 26 -- TX MAC FIFO 1 regisrers  */
995#define SK_TXF1_END		0x0D00
996#define SK_TXF1_WPTR		0x0D04
997#define SK_TXF1_RPTR		0x0D0C
998#define SK_TXF1_PKTCNT		0x0D10
999#define SK_TXF1_LVL		0x0D14
1000#define SK_TXF1_MACCTL		0x0D18
1001#define SK_TXF1_CTL		0x0D1C
1002#define SK_TXLED1_CNTINIT	0x0D20
1003#define SK_TXLED1_COUNTER	0x0D24
1004#define SK_TXLED1_CTL		0x0D28
1005#define SK_TXLED1_TST		0x0D29
1006
1007/* Transmit MAC FIFO 1 (Yukon Only) */
1008#define SK_TXMF1_END		0x0D40
1009#define SK_TXMF1_THRESHOLD	0x0D44
1010#define SK_TXMF1_CTRL_TEST	0x0D48
1011#define SK_TXMF1_WRITE_PTR	0x0D60
1012#define SK_TXMF1_WRITE_SHADOW	0x0D64
1013#define SK_TXMF1_WRITE_LEVEL	0x0D68
1014#define SK_TXMF1_READ_PTR	0x0D70
1015#define SK_TXMF1_RESTART_PTR	0x0D74
1016#define SK_TXMF1_READ_LEVEL	0x0D78
1017
1018/* Transmit MAC FIFO Control/Test */
1019#define SK_TFCTL_WR_PTR_TST_ON	0x00004000	/* Write pointer test on*/
1020#define SK_TFCTL_WR_PTR_TST_OFF	0x00002000	/* Write pointer test off */
1021#define SK_TFCTL_WR_PTR_STEP	0x00001000	/* Write pointer increment */
1022#define SK_TFCTL_RD_PTR_TST_ON	0x00000400	/* Read pointer test on */
1023#define SK_TFCTL_RD_PTR_TST_OFF	0x00000200	/* Read pointer test off */
1024#define SK_TFCTL_RD_PTR_STEP	0x00000100	/* Read pointer increment */
1025#define SK_TFCTL_TX_FIFO_UNDER	0x00000040	/* Clear IRQ TX FIFO Under */
1026#define SK_TFCTL_FRAME_TX_DONE	0x00000020	/* Clear IRQ Frame TX Done */
1027#define SK_TFCTL_IRQ_PARITY_ER	0x00000010	/* Clear IRQ Parity Error */
1028#define SK_TFCTL_OPERATION_ON	0x00000008	/* Operational mode on */
1029#define SK_TFCTL_OPERATION_OFF	0x00000004	/* Operational mode off */
1030#define SK_TFCTL_RESET_CLEAR	0x00000002	/* MAC FIFO Reset Clear */
1031#define SK_TFCTL_RESET_SET	0x00000001	/* MAC FIFO Reset Set */
1032
1033/* Block 27 -- TX MAC FIFO 2 regisrers  */
1034#define SK_TXF2_END		0x0D80
1035#define SK_TXF2_WPTR		0x0D84
1036#define SK_TXF2_RPTR		0x0D8C
1037#define SK_TXF2_PKTCNT		0x0D90
1038#define SK_TXF2_LVL		0x0D94
1039#define SK_TXF2_MACCTL		0x0D98
1040#define SK_TXF2_CTL		0x0D9C
1041#define SK_TXLED2_CNTINIT	0x0DA0
1042#define SK_TXLED2_COUNTER	0x0DA4
1043#define SK_TXLED2_CTL		0x0DA8
1044#define SK_TXLED2_TST		0x0DA9
1045
1046#define SK_TXMACCTL_XMAC_RESET		0x00000001
1047#define SK_TXMACCTL_XMAC_UNRESET	0x00000002
1048#define SK_TXMACCTL_LOOP_OFF		0x00000004
1049#define SK_TXMACCTL_LOOP_ON		0x00000008
1050#define SK_TXMACCTL_FLUSH_OFF		0x00000010
1051#define SK_TXMACCTL_FLUSH_ON		0x00000020
1052#define SK_TXMACCTL_WAITEMPTY_OFF	0x00000040
1053#define SK_TXMACCTL_WAITEMPTY_ON	0x00000080
1054#define SK_TXMACCTL_AFULL_OFF		0x00000100
1055#define SK_TXMACCTL_AFULL_ON		0x00000200
1056#define SK_TXMACCTL_TXRDY_PATCH_OFF	0x00000400
1057#define SK_TXMACCTL_RXRDY_PATCH_ON	0x00000800
1058#define SK_TXMACCTL_PKT_RECOVERY_OFF	0x00001000
1059#define SK_TXMACCTL_PKT_RECOVERY_ON	0x00002000
1060#define SK_TXMACCTL_CLR_IRQ_PERR	0x00008000
1061#define SK_TXMACCTL_WAITAFTERFLUSH	0x00010000
1062
1063#define SK_TXLEDCTL_ENABLE		0x0001
1064#define SK_TXLEDCTL_COUNTER_STOP	0x0002
1065#define SK_TXLEDCTL_COUNTER_START	0x0004
1066
1067#define SK_FIFO_RESET		0x00000001
1068#define SK_FIFO_UNRESET		0x00000002
1069#define SK_FIFO_OFF		0x00000004
1070#define SK_FIFO_ON		0x00000008
1071
1072/* Block 28 -- Descriptor Poll Timer */
1073#define SK_DPT_INIT		0x0e00	/* Initial value 24 bits */
1074#define SK_DPT_TIMER		0x0e04	/* Mul of 78.12MHz clk (24b) */
1075
1076#define SK_DPT_TIMER_MAX	0x00ffffffff	/* 214.75ms at 78.125MHz */
1077
1078#define SK_DPT_TIMER_CTRL	0x0e08	/* Timer Control 16 bits */
1079#define SK_DPT_TCTL_STOP	0x0001	/* Stop Timer */
1080#define SK_DPT_TCTL_START	0x0002	/* Start Timer */
1081
1082#define SK_DPT_TIMER_TEST	0x0e0a	/* Timer Test 16 bits */
1083#define SK_DPT_TTEST_STEP	0x0001	/* Timer Decrement */
1084#define SK_DPT_TTEST_OFF	0x0002	/* Test Mode Off */
1085#define SK_DPT_TTEST_ON		0x0004	/* Test Mode On */
1086
1087/* Block 29 -- reserved */
1088
1089/* Block 30 -- GMAC/GPHY Control Registers (Yukon Only)*/
1090#define SK_GMAC_CTRL		0x0f00	/* GMAC Control Register */
1091#define SK_GPHY_CTRL		0x0f04	/* GPHY Control Register */
1092#define SK_GMAC_ISR		0x0f08	/* GMAC Interrupt Source Register */
1093#define SK_GMAC_IMR		0x0f0c	/* GMAC Interrupt Mask Register */
1094#define SK_LINK_CTRL		0x0f10	/* Link Control Register (LCR) */
1095#define SK_WOL_CTRL		0x0f20	/* Wake on LAN Control Register */
1096#define SK_MAC_ADDR_LOW		0x0f24	/* Mack Address Registers LOW */
1097#define SK_MAC_ADDR_HIGH	0x0f28	/* Mack Address Registers HIGH */
1098#define SK_PAT_READ_PTR		0x0f2c	/* Pattern Read Pointer Register */
1099#define SK_PAT_LEN_REG0		0x0f30	/* Pattern Length Register 0 */
1100#define SK_PAT_LEN0		0x0f30	/* Pattern Length 0 */
1101#define SK_PAT_LEN1		0x0f31	/* Pattern Length 1 */
1102#define SK_PAT_LEN2		0x0f32	/* Pattern Length 2 */
1103#define SK_PAT_LEN3		0x0f33	/* Pattern Length 3 */
1104#define SK_PAT_LEN_REG1		0x0f34	/* Pattern Length Register 1 */
1105#define SK_PAT_LEN4		0x0f34	/* Pattern Length 4 */
1106#define SK_PAT_LEN5		0x0f35	/* Pattern Length 5 */
1107#define SK_PAT_LEN6		0x0f36	/* Pattern Length 6 */
1108#define SK_PAT_LEN7		0x0f37	/* Pattern Length 7 */
1109#define SK_PAT_CTR_REG0		0x0f38	/* Pattern Counter Register 0 */
1110#define SK_PAT_CTR0		0x0f38	/* Pattern Counter 0 */
1111#define SK_PAT_CTR1		0x0f39	/* Pattern Counter 1 */
1112#define SK_PAT_CTR2		0x0f3a	/* Pattern Counter 2 */
1113#define SK_PAT_CTR3		0x0f3b	/* Pattern Counter 3 */
1114#define SK_PAT_CTR_REG1		0x0f3c	/* Pattern Counter Register 1 */
1115#define SK_PAT_CTR4		0x0f3c	/* Pattern Counter 4 */
1116#define SK_PAT_CTR5		0x0f3d	/* Pattern Counter 5 */
1117#define SK_PAT_CTR6		0x0f3e	/* Pattern Counter 6 */
1118#define SK_PAT_CTR7		0x0f3f	/* Pattern Counter 7 */
1119
1120#define SK_GMAC_LOOP_ON		0x00000020	/* Loopback mode for testing */
1121#define SK_GMAC_LOOP_OFF	0x00000010	/* purposes */
1122#define SK_GMAC_PAUSE_ON	0x00000008	/* enable forward of pause */
1123#define SK_GMAC_PAUSE_OFF	0x00000004	/* signal to GMAC */
1124#define SK_GMAC_RESET_CLEAR	0x00000002	/* Clear GMAC Reset */
1125#define SK_GMAC_RESET_SET	0x00000001	/* Set GMAC Reset */
1126
1127#define SK_GPHY_SEL_BDT		0x10000000	/* Select Bidirectional xfer */
1128#define SK_GPHY_INT_POL_HI	0x08000000	/* IRQ Polarity Active */
1129#define SK_GPHY_75_OHM		0x04000000	/* Use 75 Ohm Termination */
1130#define SK_GPHY_DIS_FC		0x02000000	/* Disable Auto Fiber/Copper */
1131#define SK_GPHY_DIS_SLEEP	0x01000000	/* Disable Energy Detect */
1132#define SK_GPHY_HWCFG_M_3	0x00800000	/* HWCFG_MODE[3] */
1133#define SK_GPHY_HWCFG_M_2	0x00400000	/* HWCFG_MODE[2] */
1134#define SK_GPHY_HWCFG_M_1	0x00200000	/* HWCFG_MODE[1] */
1135#define SK_GPHY_HWCFG_M_0	0x00100000	/* HWCFG_MODE[0] */
1136#define SK_GPHY_ANEG_0		0x00080000	/* ANEG[0] */
1137#define SK_GPHY_ENA_XC		0x00040000	/* Enable MDI Crossover */
1138#define SK_GPHY_DIS_125		0x00020000	/* Disable 125MHz Clock */
1139#define SK_GPHY_ANEG_3		0x00010000	/* ANEG[3] */
1140#define SK_GPHY_ANEG_2		0x00008000	/* ANEG[2] */
1141#define SK_GPHY_ANEG_1		0x00004000	/* ANEG[1] */
1142#define SK_GPHY_ENA_PAUSE	0x00002000	/* Enable Pause */
1143#define SK_GPHY_PHYADDR_4	0x00001000	/* Bit 4 of Phy Addr */
1144#define SK_GPHY_PHYADDR_3	0x00000800	/* Bit 3 of Phy Addr */
1145#define SK_GPHY_PHYADDR_2	0x00000400	/* Bit 2 of Phy Addr */
1146#define SK_GPHY_PHYADDR_1	0x00000200	/* Bit 1 of Phy Addr */
1147#define SK_GPHY_PHYADDR_0	0x00000100	/* Bit 0 of Phy Addr */
1148#define SK_GPHY_RESET_CLEAR	0x00000002	/* Clear GPHY Reset */
1149#define SK_GPHY_RESET_SET	0x00000001	/* Set GPHY Reset */
1150
1151#define SK_GPHY_COPPER		(SK_GPHY_HWCFG_M_0 | SK_GPHY_HWCFG_M_1 | \
1152				 SK_GPHY_HWCFG_M_2 | SK_GPHY_HWCFG_M_3 )
1153#define SK_GPHY_FIBER		(SK_GPHY_HWCFG_M_0 | SK_GPHY_HWCFG_M_1 | \
1154				 SK_GPHY_HWCFG_M_2 )
1155#define SK_GPHY_ANEG_ALL	(SK_GPHY_ANEG_0 | SK_GPHY_ANEG_1 | \
1156				 SK_GPHY_ANEG_2 | SK_GPHY_ANEG_3 )
1157
1158#define SK_GMAC_INT_TX_OFLOW	0x20	/* Transmit Counter Overflow */
1159#define SK_GMAC_INT_RX_OFLOW	0x10	/* Receiver Overflow */
1160#define SK_GMAC_INT_TX_UNDER	0x08	/* Transmit FIFO Underrun */
1161#define SK_GMAC_INT_TX_DONE	0x04	/* Transmit Complete */
1162#define SK_GMAC_INT_RX_OVER	0x02	/* Receive FIFO Overrun */
1163#define SK_GMAC_INT_RX_DONE	0x01	/* Receive Complete */
1164
1165#define SK_LINK_RESET_CLEAR	0x0002	/* Link Reset Clear */
1166#define SK_LINK_RESET_SET	0x0001	/* Link Reset Set */
1167
1168/* Block 31 -- reserved */
1169
1170/* Block 32-33 -- Pattern Ram */
1171#define SK_WOL_PRAM		0x1000
1172
1173/* Block 0x22 - 0x3f -- reserved */
1174
1175/* Block 0x40 to 0x4F -- XMAC 1 registers */
1176#define SK_XMAC1_BASE	0x2000
1177
1178/* Block 0x50 to 0x5F -- MARV 1 registers */
1179#define SK_MARV1_BASE	0x2800
1180
1181/* Block 0x60 to 0x6F -- XMAC 2 registers */
1182#define SK_XMAC2_BASE	0x3000
1183
1184/* Block 0x70 to 0x7F -- MARV 2 registers */
1185#define SK_MARV2_BASE	0x3800
1186
1187/* Compute relative offset of an XMAC register in the XMAC window(s). */
1188#define SK_XMAC_REG(sc, reg)	(((reg) * 2) + SK_XMAC1_BASE +		\
1189	(((sc)->sk_port) * (SK_XMAC2_BASE - SK_XMAC1_BASE)))
1190
1191#if 0
1192#define SK_XM_READ_4(sc, reg)						\
1193	((sk_win_read_2(sc->sk_softc,					\
1194	SK_XMAC_REG(sc, reg)) & 0xFFFF) |				\
1195	((sk_win_read_2(sc->sk_softc,					\
1196	SK_XMAC_REG(sc, reg + 2)) & 0xFFFF) << 16))
1197
1198#define SK_XM_WRITE_4(sc, reg, val)					\
1199	sk_win_write_2(sc->sk_softc, SK_XMAC_REG(sc, reg),		\
1200	((val) & 0xFFFF));						\
1201	sk_win_write_2(sc->sk_softc, SK_XMAC_REG(sc, reg + 2),		\
1202	((val) >> 16) & 0xFFFF)
1203#else
1204#define SK_XM_READ_4(sc, reg)		\
1205	sk_win_read_4(sc->sk_softc, SK_XMAC_REG(sc, reg))
1206
1207#define SK_XM_WRITE_4(sc, reg, val)	\
1208	sk_win_write_4(sc->sk_softc, SK_XMAC_REG(sc, reg), (val))
1209#endif
1210
1211#define SK_XM_READ_2(sc, reg)		\
1212	sk_win_read_2(sc->sk_softc, SK_XMAC_REG(sc, reg))
1213
1214#define SK_XM_WRITE_2(sc, reg, val)	\
1215	sk_win_write_2(sc->sk_softc, SK_XMAC_REG(sc, reg), val)
1216
1217#define SK_XM_SETBIT_4(sc, reg, x)	\
1218	SK_XM_WRITE_4(sc, reg, (SK_XM_READ_4(sc, reg)) | (x))
1219
1220#define SK_XM_CLRBIT_4(sc, reg, x)	\
1221	SK_XM_WRITE_4(sc, reg, (SK_XM_READ_4(sc, reg)) & ~(x))
1222
1223#define SK_XM_SETBIT_2(sc, reg, x)	\
1224	SK_XM_WRITE_2(sc, reg, (SK_XM_READ_2(sc, reg)) | (x))
1225
1226#define SK_XM_CLRBIT_2(sc, reg, x)	\
1227	SK_XM_WRITE_2(sc, reg, (SK_XM_READ_2(sc, reg)) & ~(x))
1228
1229/* Compute relative offset of an MARV register in the MARV window(s). */
1230#define SK_YU_REG(sc, reg) \
1231	((reg) + SK_MARV1_BASE + \
1232	(((sc)->sk_port) * (SK_MARV2_BASE - SK_MARV1_BASE)))
1233
1234#define SK_YU_READ_4(sc, reg)		\
1235	sk_win_read_4((sc)->sk_softc, SK_YU_REG((sc), (reg)))
1236
1237#define SK_YU_READ_2(sc, reg)		\
1238	sk_win_read_2((sc)->sk_softc, SK_YU_REG((sc), (reg)))
1239
1240#define SK_YU_WRITE_4(sc, reg, val)	\
1241	sk_win_write_4((sc)->sk_softc, SK_YU_REG((sc), (reg)), (val))
1242
1243#define SK_YU_WRITE_2(sc, reg, val)	\
1244	sk_win_write_2((sc)->sk_softc, SK_YU_REG((sc), (reg)), (val))
1245
1246#define SK_YU_SETBIT_4(sc, reg, x)	\
1247	SK_YU_WRITE_4(sc, reg, (SK_YU_READ_4(sc, reg)) | (x))
1248
1249#define SK_YU_CLRBIT_4(sc, reg, x)	\
1250	SK_YU_WRITE_4(sc, reg, (SK_YU_READ_4(sc, reg)) & ~(x))
1251
1252#define SK_YU_SETBIT_2(sc, reg, x)	\
1253	SK_YU_WRITE_2(sc, reg, (SK_YU_READ_2(sc, reg)) | (x))
1254
1255#define SK_YU_CLRBIT_2(sc, reg, x)	\
1256	SK_YU_WRITE_2(sc, reg, (SK_YU_READ_2(sc, reg)) & ~(x))
1257
1258/*
1259 * The default FIFO threshold on the XMAC II is 4 bytes. On
1260 * dual port NICs, this often leads to transmit underruns, so we
1261 * bump the threshold a little.
1262 */
1263#define SK_XM_TX_FIFOTHRESH	512
1264
1265#define SK_PCI_VENDOR_ID	0x0000
1266#define SK_PCI_DEVICE_ID	0x0002
1267#define SK_PCI_COMMAND		0x0004
1268#define SK_PCI_STATUS		0x0006
1269#define SK_PCI_REVID		0x0008
1270#define SK_PCI_CLASSCODE	0x0009
1271#define SK_PCI_CACHELEN		0x000C
1272#define SK_PCI_LATENCY_TIMER	0x000D
1273#define SK_PCI_HEADER_TYPE	0x000E
1274#define SK_PCI_LOMEM		0x0010
1275#define SK_PCI_LOIO		0x0014
1276#define SK_PCI_SUBVEN_ID	0x002C
1277#define SK_PCI_SYBSYS_ID	0x002E
1278#define SK_PCI_BIOSROM		0x0030
1279#define SK_PCI_INTLINE		0x003C
1280#define SK_PCI_INTPIN		0x003D
1281#define SK_PCI_MINGNT		0x003E
1282#define SK_PCI_MINLAT		0x003F
1283
1284/* device specific PCI registers */
1285#define SK_PCI_OURREG1		0x0040
1286#define SK_PCI_OURREG2		0x0044
1287#define SK_PCI_CAPID		0x0048 /* 8 bits */
1288#define SK_PCI_NEXTPTR		0x0049 /* 8 bits */
1289#define SK_PCI_PWRMGMTCAP	0x004A /* 16 bits */
1290#define SK_PCI_PWRMGMTCTRL	0x004C /* 16 bits */
1291#define SK_PCI_PME_EVENT	0x004F
1292#define SK_PCI_VPD_CAPID	0x0050
1293#define SK_PCI_VPD_NEXTPTR	0x0051
1294#define SK_PCI_VPD_ADDR		0x0052
1295#define SK_PCI_VPD_DATA		0x0054
1296
1297#define SK_PSTATE_MASK		0x0003
1298#define SK_PSTATE_D0		0x0000
1299#define SK_PSTATE_D1		0x0001
1300#define SK_PSTATE_D2		0x0002
1301#define SK_PSTATE_D3		0x0003
1302#define SK_PME_EN		0x0010
1303#define SK_PME_STATUS		0x8000
1304
1305/*
1306 * VPD flag bit. Set to 0 to initiate a read, will become 1 when
1307 * read is complete. Set to 1 to initiate a write, will become 0
1308 * when write is finished.
1309 */
1310#define SK_VPD_FLAG		0x8000
1311
1312/* VPD structures */
1313struct vpd_res {
1314	u_int8_t		vr_id;
1315	u_int8_t		vr_len;
1316	u_int8_t		vr_pad;
1317};
1318
1319struct vpd_key {
1320	char			vk_key[2];
1321	u_int8_t		vk_len;
1322};
1323
1324#define VPD_RES_ID	0x82	/* ID string */
1325#define VPD_RES_READ	0x90	/* start of read only area */
1326#define VPD_RES_WRITE	0x81	/* start of read/write area */
1327#define VPD_RES_END	0x78	/* end tag */
1328
1329#define CSR_WRITE_4(sc, reg, val)	\
1330	bus_space_write_4((sc)->sk_btag, (sc)->sk_bhandle, (reg), (val))
1331#define CSR_WRITE_2(sc, reg, val)	\
1332	bus_space_write_2((sc)->sk_btag, (sc)->sk_bhandle, (reg), (val))
1333#define CSR_WRITE_1(sc, reg, val)	\
1334	bus_space_write_1((sc)->sk_btag, (sc)->sk_bhandle, (reg), (val))
1335
1336#define CSR_READ_4(sc, reg)		\
1337	bus_space_read_4((sc)->sk_btag, (sc)->sk_bhandle, (reg))
1338#define CSR_READ_2(sc, reg)		\
1339	bus_space_read_2((sc)->sk_btag, (sc)->sk_bhandle, (reg))
1340#define CSR_READ_1(sc, reg)		\
1341	bus_space_read_1((sc)->sk_btag, (sc)->sk_bhandle, (reg))
1342
1343struct sk_type {
1344	u_int16_t		sk_vid;
1345	u_int16_t		sk_did;
1346	char			*sk_name;
1347};
1348
1349#define SK_ADDR_LO(x)	((u_int64_t) (x) & 0xffffffff)
1350#define SK_ADDR_HI(x)	((u_int64_t) (x) >> 32)
1351
1352#define SK_RING_ALIGN	64
1353
1354/* RX queue descriptor data structure */
1355struct sk_rx_desc {
1356	u_int32_t		sk_ctl;
1357	u_int32_t		sk_next;
1358	u_int32_t		sk_data_lo;
1359	u_int32_t		sk_data_hi;
1360	u_int32_t		sk_xmac_rxstat;
1361	u_int32_t		sk_timestamp;
1362	u_int32_t		sk_csum;
1363	u_int32_t		sk_csum_start;
1364};
1365
1366#define SK_OPCODE_DEFAULT	0x00550000
1367#define SK_OPCODE_CSUM		0x00560000
1368
1369#define SK_RXCTL_LEN		0x0000FFFF
1370#define SK_RXCTL_OPCODE		0x00FF0000
1371#define SK_RXCTL_TSTAMP_VALID	0x01000000
1372#define SK_RXCTL_STATUS_VALID	0x02000000
1373#define SK_RXCTL_DEV0		0x04000000
1374#define SK_RXCTL_EOF_INTR	0x08000000
1375#define SK_RXCTL_EOB_INTR	0x10000000
1376#define SK_RXCTL_LASTFRAG	0x20000000
1377#define SK_RXCTL_FIRSTFRAG	0x40000000
1378#define SK_RXCTL_OWN		0x80000000
1379
1380#define SK_RXSTAT	\
1381	(SK_RXCTL_EOF_INTR|SK_RXCTL_LASTFRAG|SK_RXCTL_FIRSTFRAG|SK_RXCTL_OWN)
1382
1383struct sk_tx_desc {
1384	u_int32_t		sk_ctl;
1385	u_int32_t		sk_next;
1386	u_int32_t		sk_data_lo;
1387	u_int32_t		sk_data_hi;
1388	u_int32_t		sk_xmac_txstat;
1389	u_int32_t		sk_csum_startval;
1390	u_int32_t		sk_csum_start;
1391	u_int32_t		sk_rsvd1;
1392};
1393
1394#define SK_TXCTL_LEN		0x0000FFFF
1395#define SK_TXCTL_OPCODE		0x00FF0000
1396#define SK_TXCTL_SW		0x01000000
1397#define SK_TXCTL_NOCRC		0x02000000
1398#define SK_TXCTL_STORENFWD	0x04000000
1399#define SK_TXCTL_EOF_INTR	0x08000000
1400#define SK_TXCTL_EOB_INTR	0x10000000
1401#define SK_TXCTL_LASTFRAG	0x20000000
1402#define SK_TXCTL_FIRSTFRAG	0x40000000
1403#define SK_TXCTL_OWN		0x80000000
1404
1405#define SK_TXSTAT	\
1406	(SK_OPCODE_DEFAULT|SK_TXCTL_EOF_INTR|SK_TXCTL_LASTFRAG|SK_TXCTL_OWN)
1407
1408#define SK_RXBYTES(x)		((x) & 0x0000FFFF)
1409#define SK_TXBYTES		SK_RXBYTES
1410
1411#define SK_TX_RING_CNT		512
1412#define SK_RX_RING_CNT		256
1413#define SK_JUMBO_RX_RING_CNT	256
1414#define SK_MAXTXSEGS		32
1415#define SK_MAXRXSEGS		32
1416
1417/*
1418 * Jumbo buffer stuff. Note that we must allocate more jumbo
1419 * buffers than there are descriptors in the receive ring. This
1420 * is because we don't know how long it will take for a packet
1421 * to be released after we hand it off to the upper protocol
1422 * layers. To be safe, we allocate 1.5 times the number of
1423 * receive descriptors.
1424 */
1425#define SK_JUMBO_FRAMELEN	9018
1426#define SK_JUMBO_MTU		(SK_JUMBO_FRAMELEN-ETHER_HDR_LEN-ETHER_CRC_LEN)
1427#define SK_MAX_FRAMELEN		\
1428	(ETHER_MAX_LEN + ETHER_VLAN_ENCAP_LEN - ETHER_CRC_LEN)
1429#define SK_MIN_FRAMELEN		(ETHER_MIN_LEN - ETHER_CRC_LEN)
1430#define SK_JSLOTS		((SK_RX_RING_CNT * 3) / 2)
1431
1432#define SK_JRAWLEN (SK_JUMBO_FRAMELEN + ETHER_ALIGN)
1433#define SK_JLEN (SK_JRAWLEN + (sizeof(u_int64_t) - \
1434	(SK_JRAWLEN % sizeof(u_int64_t))))
1435#define SK_JPAGESZ PAGE_SIZE
1436#define SK_RESID (SK_JPAGESZ - (SK_JLEN * SK_JSLOTS) % SK_JPAGESZ)
1437#define SK_JMEM ((SK_JLEN * SK_JSLOTS) + SK_RESID)
1438
1439struct sk_jpool_entry {
1440	int                             slot;
1441	SLIST_ENTRY(sk_jpool_entry)	jpool_entries;
1442};
1443
1444struct sk_txdesc {
1445	struct mbuf		*tx_m;
1446	bus_dmamap_t		tx_dmamap;
1447	STAILQ_ENTRY(sk_txdesc)	tx_q;
1448};
1449
1450STAILQ_HEAD(sk_txdq, sk_txdesc);
1451
1452struct sk_rxdesc {
1453	struct mbuf		*rx_m;
1454	bus_dmamap_t		rx_dmamap;
1455};
1456
1457struct sk_chain_data {
1458	bus_dma_tag_t		sk_parent_tag;
1459	bus_dma_tag_t		sk_tx_tag;
1460	struct sk_txdesc	sk_txdesc[SK_TX_RING_CNT];
1461	struct sk_txdq		sk_txfreeq;
1462	struct sk_txdq		sk_txbusyq;
1463	bus_dma_tag_t		sk_rx_tag;
1464	struct sk_rxdesc	sk_rxdesc[SK_RX_RING_CNT];
1465	bus_dma_tag_t		sk_tx_ring_tag;
1466	bus_dma_tag_t		sk_rx_ring_tag;
1467	bus_dmamap_t		sk_tx_ring_map;
1468	bus_dmamap_t		sk_rx_ring_map;
1469	bus_dmamap_t		sk_rx_sparemap;
1470	bus_dma_tag_t		sk_jumbo_rx_tag;
1471	bus_dma_tag_t		sk_jumbo_tag;
1472	bus_dmamap_t		sk_jumbo_map;
1473	bus_dma_tag_t		sk_jumbo_mtag;
1474	caddr_t			sk_jslots[SK_JSLOTS];
1475	struct sk_rxdesc	sk_jumbo_rxdesc[SK_JUMBO_RX_RING_CNT];
1476	bus_dma_tag_t		sk_jumbo_rx_ring_tag;
1477	bus_dmamap_t		sk_jumbo_rx_ring_map;
1478	bus_dmamap_t		sk_jumbo_rx_sparemap;
1479	int			sk_tx_prod;
1480	int			sk_tx_cons;
1481	int			sk_tx_cnt;
1482	int			sk_rx_cons;
1483	int			sk_jumbo_rx_cons;
1484};
1485
1486struct sk_ring_data {
1487	struct sk_tx_desc	*sk_tx_ring;
1488	bus_addr_t		sk_tx_ring_paddr;
1489	struct sk_rx_desc	*sk_rx_ring;
1490	bus_addr_t		sk_rx_ring_paddr;
1491	struct sk_rx_desc	*sk_jumbo_rx_ring;
1492	bus_addr_t		sk_jumbo_rx_ring_paddr;
1493	void			*sk_jumbo_buf;
1494	bus_addr_t		sk_jumbo_buf_paddr;
1495};
1496
1497#define SK_TX_RING_ADDR(sc, i)	\
1498    ((sc)->sk_rdata.sk_tx_ring_paddr + sizeof(struct sk_tx_desc) * (i))
1499#define SK_RX_RING_ADDR(sc, i) \
1500    ((sc)->sk_rdata.sk_rx_ring_paddr + sizeof(struct sk_rx_desc) * (i))
1501#define SK_JUMBO_RX_RING_ADDR(sc, i) \
1502    ((sc)->sk_rdata.sk_jumbo_rx_ring_paddr + sizeof(struct sk_rx_desc) * (i))
1503
1504#define SK_TX_RING_SZ		\
1505    (sizeof(struct sk_tx_desc) * SK_TX_RING_CNT)
1506#define SK_RX_RING_SZ		\
1507    (sizeof(struct sk_rx_desc) * SK_RX_RING_CNT)
1508#define SK_JUMBO_RX_RING_SZ		\
1509    (sizeof(struct sk_rx_desc) * SK_JUMBO_RX_RING_CNT)
1510
1511struct sk_bcom_hack {
1512	int			reg;
1513	int			val;
1514};
1515
1516#define SK_INC(x, y)	(x) = (x + 1) % y
1517
1518/* Forward decl. */
1519struct sk_if_softc;
1520
1521/* Softc for the GEnesis controller. */
1522struct sk_softc {
1523	bus_space_handle_t	sk_bhandle;	/* bus space handle */
1524	bus_space_tag_t		sk_btag;	/* bus space tag */
1525	void			*sk_intrhand;	/* irq handler handle */
1526	struct resource		*sk_irq;	/* IRQ resource handle */
1527	struct resource		*sk_res;	/* I/O or shared mem handle */
1528	device_t		sk_dev;
1529	u_int8_t		sk_type;
1530	u_int8_t		sk_rev;
1531	u_int8_t		spare;
1532	char			*sk_vpd_prodname;
1533	char			*sk_vpd_readonly;
1534	uint16_t		sk_vpd_readonly_len;
1535	u_int32_t		sk_rboff;	/* RAMbuffer offset */
1536	u_int32_t		sk_ramsize;	/* amount of RAM on NIC */
1537	u_int32_t		sk_pmd;		/* physical media type */
1538	u_int32_t		sk_intrmask;
1539	int			sk_int_mod;
1540	int			sk_int_ticks;
1541	int			sk_suspended;
1542	struct sk_if_softc	*sk_if[2];
1543	device_t		sk_devs[2];
1544	struct mtx		sk_mii_mtx;
1545	struct mtx		sk_mtx;
1546};
1547
1548#define	SK_LOCK(_sc)		mtx_lock(&(_sc)->sk_mtx)
1549#define	SK_UNLOCK(_sc)		mtx_unlock(&(_sc)->sk_mtx)
1550#define	SK_LOCK_ASSERT(_sc)	mtx_assert(&(_sc)->sk_mtx, MA_OWNED)
1551#define	SK_IF_LOCK(_sc)		SK_LOCK((_sc)->sk_softc)
1552#define	SK_IF_UNLOCK(_sc)	SK_UNLOCK((_sc)->sk_softc)
1553#define	SK_IF_LOCK_ASSERT(_sc)	SK_LOCK_ASSERT((_sc)->sk_softc)
1554#define	SK_IF_MII_LOCK(_sc)	mtx_lock(&(_sc)->sk_softc->sk_mii_mtx)
1555#define	SK_IF_MII_UNLOCK(_sc)	mtx_unlock(&(_sc)->sk_softc->sk_mii_mtx)
1556
1557/* Softc for each logical interface */
1558struct sk_if_softc {
1559	struct ifnet		*sk_ifp;	/* interface info */
1560	device_t		sk_miibus;
1561	device_t		sk_if_dev;
1562	u_int8_t		sk_port;	/* port # on controller */
1563	u_int8_t		sk_xmac_rev;	/* XMAC chip rev (B2 or C1) */
1564	u_int32_t		sk_rx_ramstart;
1565	u_int32_t		sk_rx_ramend;
1566	u_int32_t		sk_tx_ramstart;
1567	u_int32_t		sk_tx_ramend;
1568	int			sk_phytype;
1569	int			sk_phyaddr;
1570	int			sk_link;
1571	struct callout		sk_tick_ch;
1572	struct sk_chain_data	sk_cdata;
1573	struct sk_ring_data	sk_rdata;
1574	struct sk_softc		*sk_softc;	/* parent controller */
1575	int			sk_tx_bmu;	/* TX BMU register */
1576	int			sk_if_flags;
1577	SLIST_HEAD(__sk_jfreehead, sk_jpool_entry)	sk_jfree_listhead;
1578	SLIST_HEAD(__sk_jinusehead, sk_jpool_entry)	sk_jinuse_listhead;
1579	struct mtx		sk_jlist_mtx;
1580};
1581
1582#define	SK_JLIST_LOCK(_sc)	mtx_lock(&(_sc)->sk_jlist_mtx)
1583#define	SK_JLIST_UNLOCK(_sc)	mtx_unlock(&(_sc)->sk_jlist_mtx)
1584
1585#define SK_TIMEOUT	1000
1586