xref: /freebsd/sys/dev/sk/if_skreg.h (revision 7773002178c8dbc52b44e4d705f07706409af8e4)
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  * $FreeBSD$
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 */
54 #define SK_GENESIS 0
55 #define SK_YUKON 1
56 
57 /*
58  * SysKonnect PCI vendor ID
59  */
60 #define VENDORID_SK		0x1148
61 
62 /*
63  * SK-NET gigabit ethernet device IDs
64  */
65 #define DEVICEID_SK_V1		0x4300
66 #define DEVICEID_SK_V2		0x4320
67 
68 /*
69  * 3Com PCI vendor ID
70  */
71 #define VENDORID_3COM		0x10b7
72 
73 /*
74  * 3Com gigabit ethernet device ID
75  */
76 #define DEVICEID_3COM_3C940	0x1700
77 
78 /*
79  * GEnesis registers. The GEnesis chip has a 256-byte I/O window
80  * but internally it has a 16K register space. This 16K space is
81  * divided into 128-byte blocks. The first 128 bytes of the I/O
82  * window represent the first block, which is permanently mapped
83  * at the start of the window. The other 127 blocks can be mapped
84  * to the second 128 bytes of the I/O window by setting the desired
85  * block value in the RAP register in block 0. Not all of the 127
86  * blocks are actually used. Most registers are 32 bits wide, but
87  * there are a few 16-bit and 8-bit ones as well.
88  */
89 
90 
91 /* Start of remappable register window. */
92 #define SK_WIN_BASE		0x0080
93 
94 /* Size of a window */
95 #define SK_WIN_LEN		0x80
96 
97 #define SK_WIN_MASK		0x3F80
98 #define SK_REG_MASK		0x7F
99 
100 /* Compute the window of a given register (for the RAP register) */
101 #define SK_WIN(reg)		(((reg) & SK_WIN_MASK) / SK_WIN_LEN)
102 
103 /* Compute the relative offset of a register within the window */
104 #define SK_REG(reg)		((reg) & SK_REG_MASK)
105 
106 #define SK_PORT_A	0
107 #define SK_PORT_B	1
108 
109 /*
110  * Compute offset of port-specific register. Since there are two
111  * ports, there are two of some GEnesis modules (e.g. two sets of
112  * DMA queues, two sets of FIFO control registers, etc...). Normally,
113  * the block for port 0 is at offset 0x0 and the block for port 1 is
114  * at offset 0x80 (i.e. the next page over). However for the transmit
115  * BMUs and RAMbuffers, there are two blocks for each port: one for
116  * the sync transmit queue and one for the async queue (which we don't
117  * use). However instead of ordering them like this:
118  * TX sync 1 / TX sync 2 / TX async 1 / TX async 2
119  * SysKonnect has instead ordered them like this:
120  * TX sync 1 / TX async 1 / TX sync 2 / TX async 2
121  * This means that when referencing the TX BMU and RAMbuffer registers,
122  * we have to double the block offset (0x80 * 2) in order to reach the
123  * second queue. This prevents us from using the same formula
124  * (sk_port * 0x80) to compute the offsets for all of the port-specific
125  * blocks: we need an extra offset for the BMU and RAMbuffer registers.
126  * The simplest thing is to provide an extra argument to these macros:
127  * the 'skip' parameter. The 'skip' value is the number of extra pages
128  * for skip when computing the port0/port1 offsets. For most registers,
129  * the skip value is 0; for the BMU and RAMbuffer registers, it's 1.
130  */
131 #define SK_IF_READ_4(sc_if, skip, reg)		\
132 	sk_win_read_4(sc_if->sk_softc, reg +	\
133 	((sc_if->sk_port * (skip + 1)) * SK_WIN_LEN))
134 #define SK_IF_READ_2(sc_if, skip, reg)		\
135 	sk_win_read_2(sc_if->sk_softc, reg + 	\
136 	((sc_if->sk_port * (skip + 1)) * SK_WIN_LEN))
137 #define SK_IF_READ_1(sc_if, skip, reg)		\
138 	sk_win_read_1(sc_if->sk_softc, reg +	\
139 	((sc_if->sk_port * (skip + 1)) * SK_WIN_LEN))
140 
141 #define SK_IF_WRITE_4(sc_if, skip, reg, val)	\
142 	sk_win_write_4(sc_if->sk_softc,		\
143 	reg + ((sc_if->sk_port * (skip + 1)) * SK_WIN_LEN), val)
144 #define SK_IF_WRITE_2(sc_if, skip, reg, val)	\
145 	sk_win_write_2(sc_if->sk_softc,		\
146 	reg + ((sc_if->sk_port * (skip + 1)) * SK_WIN_LEN), val)
147 #define SK_IF_WRITE_1(sc_if, skip, reg, val)	\
148 	sk_win_write_1(sc_if->sk_softc,		\
149 	reg + ((sc_if->sk_port * (skip + 1)) * SK_WIN_LEN), val)
150 
151 /* Block 0 registers, permanently mapped at iobase. */
152 #define SK_RAP		0x0000
153 #define SK_CSR		0x0004
154 #define SK_LED		0x0006
155 #define SK_ISR		0x0008	/* interrupt source */
156 #define SK_IMR		0x000C	/* interrupt mask */
157 #define SK_IESR		0x0010	/* interrupt hardware error source */
158 #define SK_IEMR		0x0014  /* interrupt hardware error mask */
159 #define SK_ISSR		0x0018	/* special interrupt source */
160 #define SK_XM_IMR0	0x0020
161 #define SK_XM_ISR0	0x0028
162 #define SK_XM_PHYADDR0	0x0030
163 #define SK_XM_PHYDATA0	0x0034
164 #define SK_XM_IMR1	0x0040
165 #define SK_XM_ISR1	0x0048
166 #define SK_XM_PHYADDR1	0x0050
167 #define SK_XM_PHYDATA1	0x0054
168 #define SK_BMU_RX_CSR0	0x0060
169 #define SK_BMU_RX_CSR1	0x0064
170 #define SK_BMU_TXS_CSR0	0x0068
171 #define SK_BMU_TXA_CSR0	0x006C
172 #define SK_BMU_TXS_CSR1	0x0070
173 #define SK_BMU_TXA_CSR1	0x0074
174 
175 /* SK_CSR register */
176 #define SK_CSR_SW_RESET			0x0001
177 #define SK_CSR_SW_UNRESET		0x0002
178 #define SK_CSR_MASTER_RESET		0x0004
179 #define SK_CSR_MASTER_UNRESET		0x0008
180 #define SK_CSR_MASTER_STOP		0x0010
181 #define SK_CSR_MASTER_DONE		0x0020
182 #define SK_CSR_SW_IRQ_CLEAR		0x0040
183 #define SK_CSR_SW_IRQ_SET		0x0080
184 #define SK_CSR_SLOTSIZE			0x0100 /* 1 == 64 bits, 0 == 32 */
185 #define SK_CSR_BUSCLOCK			0x0200 /* 1 == 33/66 Mhz, = 33 */
186 
187 /* SK_LED register */
188 #define SK_LED_GREEN_OFF		0x01
189 #define SK_LED_GREEN_ON			0x02
190 
191 /* SK_ISR register */
192 #define SK_ISR_TX2_AS_CHECK		0x00000001
193 #define SK_ISR_TX2_AS_EOF		0x00000002
194 #define SK_ISR_TX2_AS_EOB		0x00000004
195 #define SK_ISR_TX2_S_CHECK		0x00000008
196 #define SK_ISR_TX2_S_EOF		0x00000010
197 #define SK_ISR_TX2_S_EOB		0x00000020
198 #define SK_ISR_TX1_AS_CHECK		0x00000040
199 #define SK_ISR_TX1_AS_EOF		0x00000080
200 #define SK_ISR_TX1_AS_EOB		0x00000100
201 #define SK_ISR_TX1_S_CHECK		0x00000200
202 #define SK_ISR_TX1_S_EOF		0x00000400
203 #define SK_ISR_TX1_S_EOB		0x00000800
204 #define SK_ISR_RX2_CHECK		0x00001000
205 #define SK_ISR_RX2_EOF			0x00002000
206 #define SK_ISR_RX2_EOB			0x00004000
207 #define SK_ISR_RX1_CHECK		0x00008000
208 #define SK_ISR_RX1_EOF			0x00010000
209 #define SK_ISR_RX1_EOB			0x00020000
210 #define SK_ISR_LINK2_OFLOW		0x00040000
211 #define SK_ISR_MAC2			0x00080000
212 #define SK_ISR_LINK1_OFLOW		0x00100000
213 #define SK_ISR_MAC1			0x00200000
214 #define SK_ISR_TIMER			0x00400000
215 #define SK_ISR_EXTERNAL_REG		0x00800000
216 #define SK_ISR_SW			0x01000000
217 #define SK_ISR_I2C_RDY			0x02000000
218 #define SK_ISR_TX2_TIMEO		0x04000000
219 #define SK_ISR_TX1_TIMEO		0x08000000
220 #define SK_ISR_RX2_TIMEO		0x10000000
221 #define SK_ISR_RX1_TIMEO		0x20000000
222 #define SK_ISR_RSVD			0x40000000
223 #define SK_ISR_HWERR			0x80000000
224 
225 /* SK_IMR register */
226 #define SK_IMR_TX2_AS_CHECK		0x00000001
227 #define SK_IMR_TX2_AS_EOF		0x00000002
228 #define SK_IMR_TX2_AS_EOB		0x00000004
229 #define SK_IMR_TX2_S_CHECK		0x00000008
230 #define SK_IMR_TX2_S_EOF		0x00000010
231 #define SK_IMR_TX2_S_EOB		0x00000020
232 #define SK_IMR_TX1_AS_CHECK		0x00000040
233 #define SK_IMR_TX1_AS_EOF		0x00000080
234 #define SK_IMR_TX1_AS_EOB		0x00000100
235 #define SK_IMR_TX1_S_CHECK		0x00000200
236 #define SK_IMR_TX1_S_EOF		0x00000400
237 #define SK_IMR_TX1_S_EOB		0x00000800
238 #define SK_IMR_RX2_CHECK		0x00001000
239 #define SK_IMR_RX2_EOF			0x00002000
240 #define SK_IMR_RX2_EOB			0x00004000
241 #define SK_IMR_RX1_CHECK		0x00008000
242 #define SK_IMR_RX1_EOF			0x00010000
243 #define SK_IMR_RX1_EOB			0x00020000
244 #define SK_IMR_LINK2_OFLOW		0x00040000
245 #define SK_IMR_MAC2			0x00080000
246 #define SK_IMR_LINK1_OFLOW		0x00100000
247 #define SK_IMR_MAC1			0x00200000
248 #define SK_IMR_TIMER			0x00400000
249 #define SK_IMR_EXTERNAL_REG		0x00800000
250 #define SK_IMR_SW			0x01000000
251 #define SK_IMR_I2C_RDY			0x02000000
252 #define SK_IMR_TX2_TIMEO		0x04000000
253 #define SK_IMR_TX1_TIMEO		0x08000000
254 #define SK_IMR_RX2_TIMEO		0x10000000
255 #define SK_IMR_RX1_TIMEO		0x20000000
256 #define SK_IMR_RSVD			0x40000000
257 #define SK_IMR_HWERR			0x80000000
258 
259 #define SK_INTRS1	\
260 	(SK_IMR_RX1_EOF|SK_IMR_TX1_S_EOF|SK_IMR_MAC1)
261 
262 #define SK_INTRS2	\
263 	(SK_IMR_RX2_EOF|SK_IMR_TX2_S_EOF|SK_IMR_MAC2)
264 
265 /* SK_IESR register */
266 #define SK_IESR_PAR_RX2			0x00000001
267 #define SK_IESR_PAR_RX1			0x00000002
268 #define SK_IESR_PAR_MAC2		0x00000004
269 #define SK_IESR_PAR_MAC1		0x00000008
270 #define SK_IESR_PAR_WR_RAM		0x00000010
271 #define SK_IESR_PAR_RD_RAM		0x00000020
272 #define SK_IESR_NO_TSTAMP_MAC2		0x00000040
273 #define SK_IESR_NO_TSTAMO_MAC1		0x00000080
274 #define SK_IESR_NO_STS_MAC2		0x00000100
275 #define SK_IESR_NO_STS_MAC1		0x00000200
276 #define SK_IESR_IRQ_STS			0x00000400
277 #define SK_IESR_MASTERERR		0x00000800
278 
279 /* SK_IEMR register */
280 #define SK_IEMR_PAR_RX2			0x00000001
281 #define SK_IEMR_PAR_RX1			0x00000002
282 #define SK_IEMR_PAR_MAC2		0x00000004
283 #define SK_IEMR_PAR_MAC1		0x00000008
284 #define SK_IEMR_PAR_WR_RAM		0x00000010
285 #define SK_IEMR_PAR_RD_RAM		0x00000020
286 #define SK_IEMR_NO_TSTAMP_MAC2		0x00000040
287 #define SK_IEMR_NO_TSTAMO_MAC1		0x00000080
288 #define SK_IEMR_NO_STS_MAC2		0x00000100
289 #define SK_IEMR_NO_STS_MAC1		0x00000200
290 #define SK_IEMR_IRQ_STS			0x00000400
291 #define SK_IEMR_MASTERERR		0x00000800
292 
293 /* Block 2 */
294 #define SK_MAC0_0	0x0100
295 #define SK_MAC0_1	0x0104
296 #define SK_MAC1_0	0x0108
297 #define SK_MAC1_1	0x010C
298 #define SK_MAC2_0	0x0110
299 #define SK_MAC2_1	0x0114
300 #define SK_CONNTYPE	0x0118
301 #define SK_PMDTYPE	0x0119
302 #define SK_CONFIG	0x011A
303 #define SK_CHIPVER	0x011B
304 #define SK_EPROM0	0x011C
305 #define SK_EPROM1	0x011D
306 #define SK_EPROM2	0x011E
307 #define SK_EPROM3	0x011F
308 #define SK_EP_ADDR	0x0120
309 #define SK_EP_DATA	0x0124
310 #define SK_EP_LOADCTL	0x0128
311 #define SK_EP_LOADTST	0x0129
312 #define SK_TIMERINIT	0x0130
313 #define SK_TIMER	0x0134
314 #define SK_TIMERCTL	0x0138
315 #define SK_TIMERTST	0x0139
316 #define SK_IMTIMERINIT	0x0140
317 #define SK_IMTIMER	0x0144
318 #define SK_IMTIMERCTL	0x0148
319 #define SK_IMTIMERTST	0x0149
320 #define SK_IMMR		0x014C
321 #define SK_IHWEMR	0x0150
322 #define SK_TESTCTL1	0x0158
323 #define SK_TESTCTL2	0x0159
324 #define SK_GPIO		0x015C
325 #define SK_I2CHWCTL	0x0160
326 #define SK_I2CHWDATA	0x0164
327 #define SK_I2CHWIRQ	0x0168
328 #define SK_I2CSW	0x016C
329 #define SK_BLNKINIT	0x0170
330 #define SK_BLNKCOUNT	0x0174
331 #define SK_BLNKCTL	0x0178
332 #define SK_BLNKSTS	0x0179
333 #define SK_BLNKTST	0x017A
334 
335 #define SK_IMCTL_STOP	0x02
336 #define SK_IMCTL_START	0x04
337 
338 #define SK_IMTIMER_TICKS	54
339 #define SK_IM_USECS(x)		((x) * SK_IMTIMER_TICKS)
340 
341 /*
342  * The SK_EPROM0 register contains a byte that describes the
343  * amount of SRAM mounted on the NIC. The value also tells if
344  * the chips are 64K or 128K. This affects the RAMbuffer address
345  * offset that we need to use.
346  */
347 #define SK_RAMSIZE_512K_64	0x1
348 #define SK_RAMSIZE_1024K_128	0x2
349 #define SK_RAMSIZE_1024K_64	0x3
350 #define SK_RAMSIZE_2048K_128	0x4
351 
352 #define SK_RBOFF_0		0x0
353 #define SK_RBOFF_80000		0x80000
354 
355 /*
356  * SK_EEPROM1 contains the PHY type, which may be XMAC for
357  * fiber-based cards or BCOM for 1000baseT cards with a Broadcom
358  * PHY.
359  */
360 #define SK_PHYTYPE_XMAC		0	/* integeated XMAC II PHY */
361 #define SK_PHYTYPE_BCOM		1	/* Broadcom BCM5400 */
362 #define SK_PHYTYPE_LONE		2	/* Level One LXT1000 */
363 #define SK_PHYTYPE_NAT		3	/* National DP83891 */
364 #define SK_PHYTYPE_MARV_COPPER	4       /* Marvell 88E1011S */
365 #define SK_PHYTYPE_MARV_FIBER	5       /* Marvell 88E1011S (fiber) */
366 
367 /*
368  * PHY addresses.
369  */
370 #define SK_PHYADDR_XMAC		0x0
371 #define SK_PHYADDR_BCOM		0x1
372 #define SK_PHYADDR_LONE		0x3
373 #define SK_PHYADDR_NAT		0x0
374 #define SK_PHYADDR_MARV		0x0
375 
376 #define SK_CONFIG_SINGLEMAC	0x01
377 #define SK_CONFIG_DIS_DSL_CLK	0x02
378 
379 #define SK_PMD_1000BASELX	0x4C
380 #define SK_PMD_1000BASESX	0x53
381 #define SK_PMD_1000BASECX	0x43
382 #define SK_PMD_1000BASETX	0x54
383 
384 /* GPIO bits */
385 #define SK_GPIO_DAT0		0x00000001
386 #define SK_GPIO_DAT1		0x00000002
387 #define SK_GPIO_DAT2		0x00000004
388 #define SK_GPIO_DAT3		0x00000008
389 #define SK_GPIO_DAT4		0x00000010
390 #define SK_GPIO_DAT5		0x00000020
391 #define SK_GPIO_DAT6		0x00000040
392 #define SK_GPIO_DAT7		0x00000080
393 #define SK_GPIO_DAT8		0x00000100
394 #define SK_GPIO_DAT9		0x00000200
395 #define SK_GPIO_DIR0		0x00010000
396 #define SK_GPIO_DIR1		0x00020000
397 #define SK_GPIO_DIR2		0x00040000
398 #define SK_GPIO_DIR3		0x00080000
399 #define SK_GPIO_DIR4		0x00100000
400 #define SK_GPIO_DIR5		0x00200000
401 #define SK_GPIO_DIR6		0x00400000
402 #define SK_GPIO_DIR7		0x00800000
403 #define SK_GPIO_DIR8		0x01000000
404 #define SK_GPIO_DIR9		0x02000000
405 
406 /* Block 3 Ram interface and MAC arbiter registers */
407 #define SK_RAMADDR	0x0180
408 #define SK_RAMDATA0	0x0184
409 #define SK_RAMDATA1	0x0188
410 #define SK_TO0		0x0190
411 #define SK_TO1		0x0191
412 #define SK_TO2		0x0192
413 #define SK_TO3		0x0193
414 #define SK_TO4		0x0194
415 #define SK_TO5		0x0195
416 #define SK_TO6		0x0196
417 #define SK_TO7		0x0197
418 #define SK_TO8		0x0198
419 #define SK_TO9		0x0199
420 #define SK_TO10		0x019A
421 #define SK_TO11		0x019B
422 #define SK_RITIMEO_TMR	0x019C
423 #define SK_RAMCTL	0x01A0
424 #define SK_RITIMER_TST	0x01A2
425 
426 #define SK_RAMCTL_RESET		0x0001
427 #define SK_RAMCTL_UNRESET	0x0002
428 #define SK_RAMCTL_CLR_IRQ_WPAR	0x0100
429 #define SK_RAMCTL_CLR_IRQ_RPAR	0x0200
430 
431 /* Mac arbiter registers */
432 #define SK_MINIT_RX1	0x01B0
433 #define SK_MINIT_RX2	0x01B1
434 #define SK_MINIT_TX1	0x01B2
435 #define SK_MINIT_TX2	0x01B3
436 #define SK_MTIMEO_RX1	0x01B4
437 #define SK_MTIMEO_RX2	0x01B5
438 #define SK_MTIMEO_TX1	0x01B6
439 #define SK_MTIEMO_TX2	0x01B7
440 #define SK_MACARB_CTL	0x01B8
441 #define SK_MTIMER_TST	0x01BA
442 #define SK_RCINIT_RX1	0x01C0
443 #define SK_RCINIT_RX2	0x01C1
444 #define SK_RCINIT_TX1	0x01C2
445 #define SK_RCINIT_TX2	0x01C3
446 #define SK_RCTIMEO_RX1	0x01C4
447 #define SK_RCTIMEO_RX2	0x01C5
448 #define SK_RCTIMEO_TX1	0x01C6
449 #define SK_RCTIMEO_TX2	0x01C7
450 #define SK_RECOVERY_CTL	0x01C8
451 #define SK_RCTIMER_TST	0x01CA
452 
453 /* Packet arbiter registers */
454 #define SK_RXPA1_TINIT	0x01D0
455 #define SK_RXPA2_TINIT	0x01D4
456 #define SK_TXPA1_TINIT	0x01D8
457 #define SK_TXPA2_TINIT	0x01DC
458 #define SK_RXPA1_TIMEO	0x01E0
459 #define SK_RXPA2_TIMEO	0x01E4
460 #define SK_TXPA1_TIMEO	0x01E8
461 #define SK_TXPA2_TIMEO	0x01EC
462 #define SK_PKTARB_CTL	0x01F0
463 #define SK_PKTATB_TST	0x01F2
464 
465 #define SK_PKTARB_TIMEOUT	0x2000
466 
467 #define SK_PKTARBCTL_RESET		0x0001
468 #define SK_PKTARBCTL_UNRESET		0x0002
469 #define SK_PKTARBCTL_RXTO1_OFF		0x0004
470 #define SK_PKTARBCTL_RXTO1_ON		0x0008
471 #define SK_PKTARBCTL_RXTO2_OFF		0x0010
472 #define SK_PKTARBCTL_RXTO2_ON		0x0020
473 #define SK_PKTARBCTL_TXTO1_OFF		0x0040
474 #define SK_PKTARBCTL_TXTO1_ON		0x0080
475 #define SK_PKTARBCTL_TXTO2_OFF		0x0100
476 #define SK_PKTARBCTL_TXTO2_ON		0x0200
477 #define SK_PKTARBCTL_CLR_IRQ_RXTO1	0x0400
478 #define SK_PKTARBCTL_CLR_IRQ_RXTO2	0x0800
479 #define SK_PKTARBCTL_CLR_IRQ_TXTO1	0x1000
480 #define SK_PKTARBCTL_CLR_IRQ_TXTO2	0x2000
481 
482 #define SK_MINIT_XMAC_B2	54
483 #define SK_MINIT_XMAC_C1	63
484 
485 #define SK_MACARBCTL_RESET	0x0001
486 #define SK_MACARBCTL_UNRESET	0x0002
487 #define SK_MACARBCTL_FASTOE_OFF	0x0004
488 #define SK_MACARBCRL_FASTOE_ON	0x0008
489 
490 #define SK_RCINIT_XMAC_B2	54
491 #define SK_RCINIT_XMAC_C1	0
492 
493 #define SK_RECOVERYCTL_RX1_OFF	0x0001
494 #define SK_RECOVERYCTL_RX1_ON	0x0002
495 #define SK_RECOVERYCTL_RX2_OFF	0x0004
496 #define SK_RECOVERYCTL_RX2_ON	0x0008
497 #define SK_RECOVERYCTL_TX1_OFF	0x0010
498 #define SK_RECOVERYCTL_TX1_ON	0x0020
499 #define SK_RECOVERYCTL_TX2_OFF	0x0040
500 #define SK_RECOVERYCTL_TX2_ON	0x0080
501 
502 #define SK_RECOVERY_XMAC_B2				\
503 	(SK_RECOVERYCTL_RX1_ON|SK_RECOVERYCTL_RX2_ON|	\
504 	SK_RECOVERYCTL_TX1_ON|SK_RECOVERYCTL_TX2_ON)
505 
506 #define SK_RECOVERY_XMAC_C1				\
507 	(SK_RECOVERYCTL_RX1_OFF|SK_RECOVERYCTL_RX2_OFF|	\
508 	SK_RECOVERYCTL_TX1_OFF|SK_RECOVERYCTL_TX2_OFF)
509 
510 /* Block 4 -- TX Arbiter MAC 1 */
511 #define SK_TXAR1_TIMERINIT	0x0200
512 #define SK_TXAR1_TIMERVAL	0x0204
513 #define SK_TXAR1_LIMITINIT	0x0208
514 #define SK_TXAR1_LIMITCNT	0x020C
515 #define SK_TXAR1_COUNTERCTL	0x0210
516 #define SK_TXAR1_COUNTERTST	0x0212
517 #define SK_TXAR1_COUNTERSTS	0x0212
518 
519 /* Block 5 -- TX Arbiter MAC 2 */
520 #define SK_TXAR2_TIMERINIT	0x0280
521 #define SK_TXAR2_TIMERVAL	0x0284
522 #define SK_TXAR2_LIMITINIT	0x0288
523 #define SK_TXAR2_LIMITCNT	0x028C
524 #define SK_TXAR2_COUNTERCTL	0x0290
525 #define SK_TXAR2_COUNTERTST	0x0291
526 #define SK_TXAR2_COUNTERSTS	0x0292
527 
528 #define SK_TXARCTL_OFF		0x01
529 #define SK_TXARCTL_ON		0x02
530 #define SK_TXARCTL_RATECTL_OFF	0x04
531 #define SK_TXARCTL_RATECTL_ON	0x08
532 #define SK_TXARCTL_ALLOC_OFF	0x10
533 #define SK_TXARCTL_ALLOC_ON	0x20
534 #define SK_TXARCTL_FSYNC_OFF	0x40
535 #define SK_TXARCTL_FSYNC_ON	0x80
536 
537 /* Block 6 -- External registers */
538 #define SK_EXTREG_BASE	0x300
539 #define SK_EXTREG_END	0x37C
540 
541 /* Block 7 -- PCI config registers */
542 #define SK_PCI_BASE	0x0380
543 #define SK_PCI_END	0x03FC
544 
545 /* Compute offset of mirrored PCI register */
546 #define SK_PCI_REG(reg)		((reg) + SK_PCI_BASE)
547 
548 /* Block 8 -- RX queue 1 */
549 #define SK_RXQ1_BUFCNT		0x0400
550 #define SK_RXQ1_BUFCTL		0x0402
551 #define SK_RXQ1_NEXTDESC	0x0404
552 #define SK_RXQ1_RXBUF_LO	0x0408
553 #define SK_RXQ1_RXBUF_HI	0x040C
554 #define SK_RXQ1_RXSTAT		0x0410
555 #define SK_RXQ1_TIMESTAMP	0x0414
556 #define SK_RXQ1_CSUM1		0x0418
557 #define SK_RXQ1_CSUM2		0x041A
558 #define SK_RXQ1_CSUM1_START	0x041C
559 #define SK_RXQ1_CSUM2_START	0x041E
560 #define SK_RXQ1_CURADDR_LO	0x0420
561 #define SK_RXQ1_CURADDR_HI	0x0424
562 #define SK_RXQ1_CURCNT_LO	0x0428
563 #define SK_RXQ1_CURCNT_HI	0x042C
564 #define SK_RXQ1_CURBYTES	0x0430
565 #define SK_RXQ1_BMU_CSR		0x0434
566 #define SK_RXQ1_WATERMARK	0x0438
567 #define SK_RXQ1_FLAG		0x043A
568 #define SK_RXQ1_TEST1		0x043C
569 #define SK_RXQ1_TEST2		0x0440
570 #define SK_RXQ1_TEST3		0x0444
571 
572 /* Block 9 -- RX queue 2 */
573 #define SK_RXQ2_BUFCNT		0x0480
574 #define SK_RXQ2_BUFCTL		0x0482
575 #define SK_RXQ2_NEXTDESC	0x0484
576 #define SK_RXQ2_RXBUF_LO	0x0488
577 #define SK_RXQ2_RXBUF_HI	0x048C
578 #define SK_RXQ2_RXSTAT		0x0490
579 #define SK_RXQ2_TIMESTAMP	0x0494
580 #define SK_RXQ2_CSUM1		0x0498
581 #define SK_RXQ2_CSUM2		0x049A
582 #define SK_RXQ2_CSUM1_START	0x049C
583 #define SK_RXQ2_CSUM2_START	0x049E
584 #define SK_RXQ2_CURADDR_LO	0x04A0
585 #define SK_RXQ2_CURADDR_HI	0x04A4
586 #define SK_RXQ2_CURCNT_LO	0x04A8
587 #define SK_RXQ2_CURCNT_HI	0x04AC
588 #define SK_RXQ2_CURBYTES	0x04B0
589 #define SK_RXQ2_BMU_CSR		0x04B4
590 #define SK_RXQ2_WATERMARK	0x04B8
591 #define SK_RXQ2_FLAG		0x04BA
592 #define SK_RXQ2_TEST1		0x04BC
593 #define SK_RXQ2_TEST2		0x04C0
594 #define SK_RXQ2_TEST3		0x04C4
595 
596 #define SK_RXBMU_CLR_IRQ_ERR		0x00000001
597 #define SK_RXBMU_CLR_IRQ_EOF		0x00000002
598 #define SK_RXBMU_CLR_IRQ_EOB		0x00000004
599 #define SK_RXBMU_CLR_IRQ_PAR		0x00000008
600 #define SK_RXBMU_RX_START		0x00000010
601 #define SK_RXBMU_RX_STOP		0x00000020
602 #define SK_RXBMU_POLL_OFF		0x00000040
603 #define SK_RXBMU_POLL_ON		0x00000080
604 #define SK_RXBMU_TRANSFER_SM_RESET	0x00000100
605 #define SK_RXBMU_TRANSFER_SM_UNRESET	0x00000200
606 #define SK_RXBMU_DESCWR_SM_RESET	0x00000400
607 #define SK_RXBMU_DESCWR_SM_UNRESET	0x00000800
608 #define SK_RXBMU_DESCRD_SM_RESET	0x00001000
609 #define SK_RXBMU_DESCRD_SM_UNRESET	0x00002000
610 #define SK_RXBMU_SUPERVISOR_SM_RESET	0x00004000
611 #define SK_RXBMU_SUPERVISOR_SM_UNRESET	0x00008000
612 #define SK_RXBMU_PFI_SM_RESET		0x00010000
613 #define SK_RXBMU_PFI_SM_UNRESET		0x00020000
614 #define SK_RXBMU_FIFO_RESET		0x00040000
615 #define SK_RXBMU_FIFO_UNRESET		0x00080000
616 #define SK_RXBMU_DESC_RESET		0x00100000
617 #define SK_RXBMU_DESC_UNRESET		0x00200000
618 #define SK_RXBMU_SUPERVISOR_IDLE	0x01000000
619 
620 #define SK_RXBMU_ONLINE		\
621 	(SK_RXBMU_TRANSFER_SM_UNRESET|SK_RXBMU_DESCWR_SM_UNRESET|	\
622 	SK_RXBMU_DESCRD_SM_UNRESET|SK_RXBMU_SUPERVISOR_SM_UNRESET|	\
623 	SK_RXBMU_PFI_SM_UNRESET|SK_RXBMU_FIFO_UNRESET|			\
624 	SK_RXBMU_DESC_UNRESET)
625 
626 #define SK_RXBMU_OFFLINE		\
627 	(SK_RXBMU_TRANSFER_SM_RESET|SK_RXBMU_DESCWR_SM_RESET|	\
628 	SK_RXBMU_DESCRD_SM_RESET|SK_RXBMU_SUPERVISOR_SM_RESET|	\
629 	SK_RXBMU_PFI_SM_RESET|SK_RXBMU_FIFO_RESET|		\
630 	SK_RXBMU_DESC_RESET)
631 
632 /* Block 12 -- TX sync queue 1 */
633 #define SK_TXQS1_BUFCNT		0x0600
634 #define SK_TXQS1_BUFCTL		0x0602
635 #define SK_TXQS1_NEXTDESC	0x0604
636 #define SK_TXQS1_RXBUF_LO	0x0608
637 #define SK_TXQS1_RXBUF_HI	0x060C
638 #define SK_TXQS1_RXSTAT		0x0610
639 #define SK_TXQS1_CSUM_STARTVAL	0x0614
640 #define SK_TXQS1_CSUM_STARTPOS	0x0618
641 #define SK_TXQS1_CSUM_WRITEPOS	0x061A
642 #define SK_TXQS1_CURADDR_LO	0x0620
643 #define SK_TXQS1_CURADDR_HI	0x0624
644 #define SK_TXQS1_CURCNT_LO	0x0628
645 #define SK_TXQS1_CURCNT_HI	0x062C
646 #define SK_TXQS1_CURBYTES	0x0630
647 #define SK_TXQS1_BMU_CSR	0x0634
648 #define SK_TXQS1_WATERMARK	0x0638
649 #define SK_TXQS1_FLAG		0x063A
650 #define SK_TXQS1_TEST1		0x063C
651 #define SK_TXQS1_TEST2		0x0640
652 #define SK_TXQS1_TEST3		0x0644
653 
654 /* Block 13 -- TX async queue 1 */
655 #define SK_TXQA1_BUFCNT		0x0680
656 #define SK_TXQA1_BUFCTL		0x0682
657 #define SK_TXQA1_NEXTDESC	0x0684
658 #define SK_TXQA1_RXBUF_LO	0x0688
659 #define SK_TXQA1_RXBUF_HI	0x068C
660 #define SK_TXQA1_RXSTAT		0x0690
661 #define SK_TXQA1_CSUM_STARTVAL	0x0694
662 #define SK_TXQA1_CSUM_STARTPOS	0x0698
663 #define SK_TXQA1_CSUM_WRITEPOS	0x069A
664 #define SK_TXQA1_CURADDR_LO	0x06A0
665 #define SK_TXQA1_CURADDR_HI	0x06A4
666 #define SK_TXQA1_CURCNT_LO	0x06A8
667 #define SK_TXQA1_CURCNT_HI	0x06AC
668 #define SK_TXQA1_CURBYTES	0x06B0
669 #define SK_TXQA1_BMU_CSR	0x06B4
670 #define SK_TXQA1_WATERMARK	0x06B8
671 #define SK_TXQA1_FLAG		0x06BA
672 #define SK_TXQA1_TEST1		0x06BC
673 #define SK_TXQA1_TEST2		0x06C0
674 #define SK_TXQA1_TEST3		0x06C4
675 
676 /* Block 14 -- TX sync queue 2 */
677 #define SK_TXQS2_BUFCNT		0x0700
678 #define SK_TXQS2_BUFCTL		0x0702
679 #define SK_TXQS2_NEXTDESC	0x0704
680 #define SK_TXQS2_RXBUF_LO	0x0708
681 #define SK_TXQS2_RXBUF_HI	0x070C
682 #define SK_TXQS2_RXSTAT		0x0710
683 #define SK_TXQS2_CSUM_STARTVAL	0x0714
684 #define SK_TXQS2_CSUM_STARTPOS	0x0718
685 #define SK_TXQS2_CSUM_WRITEPOS	0x071A
686 #define SK_TXQS2_CURADDR_LO	0x0720
687 #define SK_TXQS2_CURADDR_HI	0x0724
688 #define SK_TXQS2_CURCNT_LO	0x0728
689 #define SK_TXQS2_CURCNT_HI	0x072C
690 #define SK_TXQS2_CURBYTES	0x0730
691 #define SK_TXQS2_BMU_CSR	0x0734
692 #define SK_TXQS2_WATERMARK	0x0738
693 #define SK_TXQS2_FLAG		0x073A
694 #define SK_TXQS2_TEST1		0x073C
695 #define SK_TXQS2_TEST2		0x0740
696 #define SK_TXQS2_TEST3		0x0744
697 
698 /* Block 15 -- TX async queue 2 */
699 #define SK_TXQA2_BUFCNT		0x0780
700 #define SK_TXQA2_BUFCTL		0x0782
701 #define SK_TXQA2_NEXTDESC	0x0784
702 #define SK_TXQA2_RXBUF_LO	0x0788
703 #define SK_TXQA2_RXBUF_HI	0x078C
704 #define SK_TXQA2_RXSTAT		0x0790
705 #define SK_TXQA2_CSUM_STARTVAL	0x0794
706 #define SK_TXQA2_CSUM_STARTPOS	0x0798
707 #define SK_TXQA2_CSUM_WRITEPOS	0x079A
708 #define SK_TXQA2_CURADDR_LO	0x07A0
709 #define SK_TXQA2_CURADDR_HI	0x07A4
710 #define SK_TXQA2_CURCNT_LO	0x07A8
711 #define SK_TXQA2_CURCNT_HI	0x07AC
712 #define SK_TXQA2_CURBYTES	0x07B0
713 #define SK_TXQA2_BMU_CSR	0x07B4
714 #define SK_TXQA2_WATERMARK	0x07B8
715 #define SK_TXQA2_FLAG		0x07BA
716 #define SK_TXQA2_TEST1		0x07BC
717 #define SK_TXQA2_TEST2		0x07C0
718 #define SK_TXQA2_TEST3		0x07C4
719 
720 #define SK_TXBMU_CLR_IRQ_ERR		0x00000001
721 #define SK_TXBMU_CLR_IRQ_EOF		0x00000002
722 #define SK_TXBMU_CLR_IRQ_EOB		0x00000004
723 #define SK_TXBMU_TX_START		0x00000010
724 #define SK_TXBMU_TX_STOP		0x00000020
725 #define SK_TXBMU_POLL_OFF		0x00000040
726 #define SK_TXBMU_POLL_ON		0x00000080
727 #define SK_TXBMU_TRANSFER_SM_RESET	0x00000100
728 #define SK_TXBMU_TRANSFER_SM_UNRESET	0x00000200
729 #define SK_TXBMU_DESCWR_SM_RESET	0x00000400
730 #define SK_TXBMU_DESCWR_SM_UNRESET	0x00000800
731 #define SK_TXBMU_DESCRD_SM_RESET	0x00001000
732 #define SK_TXBMU_DESCRD_SM_UNRESET	0x00002000
733 #define SK_TXBMU_SUPERVISOR_SM_RESET	0x00004000
734 #define SK_TXBMU_SUPERVISOR_SM_UNRESET	0x00008000
735 #define SK_TXBMU_PFI_SM_RESET		0x00010000
736 #define SK_TXBMU_PFI_SM_UNRESET		0x00020000
737 #define SK_TXBMU_FIFO_RESET		0x00040000
738 #define SK_TXBMU_FIFO_UNRESET		0x00080000
739 #define SK_TXBMU_DESC_RESET		0x00100000
740 #define SK_TXBMU_DESC_UNRESET		0x00200000
741 #define SK_TXBMU_SUPERVISOR_IDLE	0x01000000
742 
743 #define SK_TXBMU_ONLINE		\
744 	(SK_TXBMU_TRANSFER_SM_UNRESET|SK_TXBMU_DESCWR_SM_UNRESET|	\
745 	SK_TXBMU_DESCRD_SM_UNRESET|SK_TXBMU_SUPERVISOR_SM_UNRESET|	\
746 	SK_TXBMU_PFI_SM_UNRESET|SK_TXBMU_FIFO_UNRESET|			\
747 	SK_TXBMU_DESC_UNRESET)
748 
749 #define SK_TXBMU_OFFLINE		\
750 	(SK_TXBMU_TRANSFER_SM_RESET|SK_TXBMU_DESCWR_SM_RESET|	\
751 	SK_TXBMU_DESCRD_SM_RESET|SK_TXBMU_SUPERVISOR_SM_RESET|	\
752 	SK_TXBMU_PFI_SM_RESET|SK_TXBMU_FIFO_RESET|		\
753 	SK_TXBMU_DESC_RESET)
754 
755 /* Block 16 -- Receive RAMbuffer 1 */
756 #define SK_RXRB1_START		0x0800
757 #define SK_RXRB1_END		0x0804
758 #define SK_RXRB1_WR_PTR		0x0808
759 #define SK_RXRB1_RD_PTR		0x080C
760 #define SK_RXRB1_UTHR_PAUSE	0x0810
761 #define SK_RXRB1_LTHR_PAUSE	0x0814
762 #define SK_RXRB1_UTHR_HIPRIO	0x0818
763 #define SK_RXRB1_UTHR_LOPRIO	0x081C
764 #define SK_RXRB1_PKTCNT		0x0820
765 #define SK_RXRB1_LVL		0x0824
766 #define SK_RXRB1_CTLTST		0x0828
767 
768 /* Block 17 -- Receive RAMbuffer 2 */
769 #define SK_RXRB2_START		0x0880
770 #define SK_RXRB2_END		0x0884
771 #define SK_RXRB2_WR_PTR		0x0888
772 #define SK_RXRB2_RD_PTR		0x088C
773 #define SK_RXRB2_UTHR_PAUSE	0x0890
774 #define SK_RXRB2_LTHR_PAUSE	0x0894
775 #define SK_RXRB2_UTHR_HIPRIO	0x0898
776 #define SK_RXRB2_UTHR_LOPRIO	0x089C
777 #define SK_RXRB2_PKTCNT		0x08A0
778 #define SK_RXRB2_LVL		0x08A4
779 #define SK_RXRB2_CTLTST		0x08A8
780 
781 /* Block 20 -- Sync. Transmit RAMbuffer 1 */
782 #define SK_TXRBS1_START		0x0A00
783 #define SK_TXRBS1_END		0x0A04
784 #define SK_TXRBS1_WR_PTR	0x0A08
785 #define SK_TXRBS1_RD_PTR	0x0A0C
786 #define SK_TXRBS1_PKTCNT	0x0A20
787 #define SK_TXRBS1_LVL		0x0A24
788 #define SK_TXRBS1_CTLTST	0x0A28
789 
790 /* Block 21 -- Async. Transmit RAMbuffer 1 */
791 #define SK_TXRBA1_START		0x0A80
792 #define SK_TXRBA1_END		0x0A84
793 #define SK_TXRBA1_WR_PTR	0x0A88
794 #define SK_TXRBA1_RD_PTR	0x0A8C
795 #define SK_TXRBA1_PKTCNT	0x0AA0
796 #define SK_TXRBA1_LVL		0x0AA4
797 #define SK_TXRBA1_CTLTST	0x0AA8
798 
799 /* Block 22 -- Sync. Transmit RAMbuffer 2 */
800 #define SK_TXRBS2_START		0x0B00
801 #define SK_TXRBS2_END		0x0B04
802 #define SK_TXRBS2_WR_PTR	0x0B08
803 #define SK_TXRBS2_RD_PTR	0x0B0C
804 #define SK_TXRBS2_PKTCNT	0x0B20
805 #define SK_TXRBS2_LVL		0x0B24
806 #define SK_TXRBS2_CTLTST	0x0B28
807 
808 /* Block 23 -- Async. Transmit RAMbuffer 2 */
809 #define SK_TXRBA2_START		0x0B80
810 #define SK_TXRBA2_END		0x0B84
811 #define SK_TXRBA2_WR_PTR	0x0B88
812 #define SK_TXRBA2_RD_PTR	0x0B8C
813 #define SK_TXRBA2_PKTCNT	0x0BA0
814 #define SK_TXRBA2_LVL		0x0BA4
815 #define SK_TXRBA2_CTLTST	0x0BA8
816 
817 #define SK_RBCTL_RESET		0x00000001
818 #define SK_RBCTL_UNRESET	0x00000002
819 #define SK_RBCTL_OFF		0x00000004
820 #define SK_RBCTL_ON		0x00000008
821 #define SK_RBCTL_STORENFWD_OFF	0x00000010
822 #define SK_RBCTL_STORENFWD_ON	0x00000020
823 
824 /* Block 24 -- RX MAC FIFO 1 regisrers and LINK_SYNC counter */
825 #define SK_RXF1_END		0x0C00
826 #define SK_RXF1_WPTR		0x0C04
827 #define SK_RXF1_RPTR		0x0C0C
828 #define SK_RXF1_PKTCNT		0x0C10
829 #define SK_RXF1_LVL		0x0C14
830 #define SK_RXF1_MACCTL		0x0C18
831 #define SK_RXF1_CTL		0x0C1C
832 #define SK_RXLED1_CNTINIT	0x0C20
833 #define SK_RXLED1_COUNTER	0x0C24
834 #define SK_RXLED1_CTL		0x0C28
835 #define SK_RXLED1_TST		0x0C29
836 #define SK_LINK_SYNC1_CINIT	0x0C30
837 #define SK_LINK_SYNC1_COUNTER	0x0C34
838 #define SK_LINK_SYNC1_CTL	0x0C38
839 #define SK_LINK_SYNC1_TST	0x0C39
840 #define SK_LINKLED1_CTL		0x0C3C
841 
842 #define SK_FIFO_END		0x3F
843 
844 /* Receive MAC FIFO 1 (Yukon Only) */
845 #define SK_RXMF1_END		0x0C40
846 #define SK_RXMF1_THRESHOLD	0x0C44
847 #define SK_RXMF1_CTRL_TEST	0x0C48
848 #define SK_RXMF1_WRITE_PTR	0x0C60
849 #define SK_RXMF1_WRITE_LEVEL	0x0C68
850 #define SK_RXMF1_READ_PTR	0x0C70
851 #define SK_RXMF1_READ_LEVEL	0x0C78
852 
853 #define SK_RFCTL_WR_PTR_TST_ON	0x00004000	/* Write pointer test on*/
854 #define SK_RFCTL_WR_PTR_TST_OFF	0x00002000	/* Write pointer test off */
855 #define SK_RFCTL_WR_PTR_STEP	0x00001000	/* Write pointer increment */
856 #define SK_RFCTL_RD_PTR_TST_ON	0x00000400	/* Read pointer test on */
857 #define SK_RFCTL_RD_PTR_TST_OFF	0x00000200	/* Read pointer test off */
858 #define SK_RFCTL_RD_PTR_STEP	0x00000100	/* Read pointer increment */
859 #define SK_RFCTL_RX_FIFO_OVER	0x00000040	/* Clear IRQ RX FIFO Overrun */
860 #define SK_RFCTL_FRAME_RX_DONE	0x00000010	/* Clear IRQ Frame RX Done */
861 #define SK_RFCTL_OPERATION_ON	0x00000008	/* Operational mode on */
862 #define SK_RFCTL_OPERATION_OFF	0x00000004	/* Operational mode off */
863 #define SK_RFCTL_RESET_CLEAR	0x00000002	/* MAC FIFO Reset Clear */
864 #define SK_RFCTL_RESET_SET	0x00000001	/* MAC FIFO Reset Set */
865 
866 /* Block 25 -- RX MAC FIFO 2 regisrers and LINK_SYNC counter */
867 #define SK_RXF2_END		0x0C80
868 #define SK_RXF2_WPTR		0x0C84
869 #define SK_RXF2_RPTR		0x0C8C
870 #define SK_RXF2_PKTCNT		0x0C90
871 #define SK_RXF2_LVL		0x0C94
872 #define SK_RXF2_MACCTL		0x0C98
873 #define SK_RXF2_CTL		0x0C9C
874 #define SK_RXLED2_CNTINIT	0x0CA0
875 #define SK_RXLED2_COUNTER	0x0CA4
876 #define SK_RXLED2_CTL		0x0CA8
877 #define SK_RXLED2_TST		0x0CA9
878 #define SK_LINK_SYNC2_CINIT	0x0CB0
879 #define SK_LINK_SYNC2_COUNTER	0x0CB4
880 #define SK_LINK_SYNC2_CTL	0x0CB8
881 #define SK_LINK_SYNC2_TST	0x0CB9
882 #define SK_LINKLED2_CTL		0x0CBC
883 
884 #define SK_RXMACCTL_CLR_IRQ_NOSTS	0x00000001
885 #define SK_RXMACCTL_CLR_IRQ_NOTSTAMP	0x00000002
886 #define SK_RXMACCTL_TSTAMP_OFF		0x00000004
887 #define SK_RXMACCTL_RSTAMP_ON		0x00000008
888 #define SK_RXMACCTL_FLUSH_OFF		0x00000010
889 #define SK_RXMACCTL_FLUSH_ON		0x00000020
890 #define SK_RXMACCTL_PAUSE_OFF		0x00000040
891 #define SK_RXMACCTL_PAUSE_ON		0x00000080
892 #define SK_RXMACCTL_AFULL_OFF		0x00000100
893 #define SK_RXMACCTL_AFULL_ON		0x00000200
894 #define SK_RXMACCTL_VALIDTIME_PATCH_OFF	0x00000400
895 #define SK_RXMACCTL_VALIDTIME_PATCH_ON	0x00000800
896 #define SK_RXMACCTL_RXRDY_PATCH_OFF	0x00001000
897 #define SK_RXMACCTL_RXRDY_PATCH_ON	0x00002000
898 #define SK_RXMACCTL_STS_TIMEO		0x00FF0000
899 #define SK_RXMACCTL_TSTAMP_TIMEO	0xFF000000
900 
901 #define SK_RXLEDCTL_ENABLE		0x0001
902 #define SK_RXLEDCTL_COUNTER_STOP	0x0002
903 #define SK_RXLEDCTL_COUNTER_START	0x0004
904 
905 #define SK_LINKLED_OFF			0x0001
906 #define SK_LINKLED_ON			0x0002
907 #define SK_LINKLED_LINKSYNC_OFF		0x0004
908 #define SK_LINKLED_LINKSYNC_ON		0x0008
909 #define SK_LINKLED_BLINK_OFF		0x0010
910 #define SK_LINKLED_BLINK_ON		0x0020
911 
912 /* Block 26 -- TX MAC FIFO 1 regisrers  */
913 #define SK_TXF1_END		0x0D00
914 #define SK_TXF1_WPTR		0x0D04
915 #define SK_TXF1_RPTR		0x0D0C
916 #define SK_TXF1_PKTCNT		0x0D10
917 #define SK_TXF1_LVL		0x0D14
918 #define SK_TXF1_MACCTL		0x0D18
919 #define SK_TXF1_CTL		0x0D1C
920 #define SK_TXLED1_CNTINIT	0x0D20
921 #define SK_TXLED1_COUNTER	0x0D24
922 #define SK_TXLED1_CTL		0x0D28
923 #define SK_TXLED1_TST		0x0D29
924 
925 /* Receive MAC FIFO 1 (Yukon Only) */
926 #define SK_TXMF1_END		0x0D40
927 #define SK_TXMF1_THRESHOLD	0x0D44
928 #define SK_TXMF1_CTRL_TEST	0x0D48
929 #define SK_TXMF1_WRITE_PTR	0x0D60
930 #define SK_TXMF1_WRITE_SHADOW	0x0D64
931 #define SK_TXMF1_WRITE_LEVEL	0x0D68
932 #define SK_TXMF1_READ_PTR	0x0D70
933 #define SK_TXMF1_RESTART_PTR	0x0D74
934 #define SK_TXMF1_READ_LEVEL	0x0D78
935 
936 #define SK_TFCTL_WR_PTR_TST_ON	0x00004000	/* Write pointer test on*/
937 #define SK_TFCTL_WR_PTR_TST_OFF	0x00002000	/* Write pointer test off */
938 #define SK_TFCTL_WR_PTR_STEP	0x00001000	/* Write pointer increment */
939 #define SK_TFCTL_RD_PTR_TST_ON	0x00000400	/* Read pointer test on */
940 #define SK_TFCTL_RD_PTR_TST_OFF	0x00000200	/* Read pointer test off */
941 #define SK_TFCTL_RD_PTR_STEP	0x00000100	/* Read pointer increment */
942 #define SK_TFCTL_TX_FIFO_UNDER	0x00000040	/* Clear IRQ TX FIFO Under */
943 #define SK_TFCTL_FRAME_TX_DONE	0x00000020	/* Clear IRQ Frame TX Done */
944 #define SK_TFCTL_IRQ_PARITY_ER	0x00000010	/* Clear IRQ Parity Error */
945 #define SK_TFCTL_OPERATION_ON	0x00000008	/* Operational mode on */
946 #define SK_TFCTL_OPERATION_OFF	0x00000004	/* Operational mode off */
947 #define SK_TFCTL_RESET_CLEAR	0x00000002	/* MAC FIFO Reset Clear */
948 #define SK_TFCTL_RESET_SET	0x00000001	/* MAC FIFO Reset Set */
949 
950 /* Block 27 -- TX MAC FIFO 2 regisrers  */
951 #define SK_TXF2_END		0x0D80
952 #define SK_TXF2_WPTR		0x0D84
953 #define SK_TXF2_RPTR		0x0D8C
954 #define SK_TXF2_PKTCNT		0x0D90
955 #define SK_TXF2_LVL		0x0D94
956 #define SK_TXF2_MACCTL		0x0D98
957 #define SK_TXF2_CTL		0x0D9C
958 #define SK_TXLED2_CNTINIT	0x0DA0
959 #define SK_TXLED2_COUNTER	0x0DA4
960 #define SK_TXLED2_CTL		0x0DA8
961 #define SK_TXLED2_TST		0x0DA9
962 
963 #define SK_TXMACCTL_XMAC_RESET		0x00000001
964 #define SK_TXMACCTL_XMAC_UNRESET	0x00000002
965 #define SK_TXMACCTL_LOOP_OFF		0x00000004
966 #define SK_TXMACCTL_LOOP_ON		0x00000008
967 #define SK_TXMACCTL_FLUSH_OFF		0x00000010
968 #define SK_TXMACCTL_FLUSH_ON		0x00000020
969 #define SK_TXMACCTL_WAITEMPTY_OFF	0x00000040
970 #define SK_TXMACCTL_WAITEMPTY_ON	0x00000080
971 #define SK_TXMACCTL_AFULL_OFF		0x00000100
972 #define SK_TXMACCTL_AFULL_ON		0x00000200
973 #define SK_TXMACCTL_TXRDY_PATCH_OFF	0x00000400
974 #define SK_TXMACCTL_RXRDY_PATCH_ON	0x00000800
975 #define SK_TXMACCTL_PKT_RECOVERY_OFF	0x00001000
976 #define SK_TXMACCTL_PKT_RECOVERY_ON	0x00002000
977 #define SK_TXMACCTL_CLR_IRQ_PERR	0x00008000
978 #define SK_TXMACCTL_WAITAFTERFLUSH	0x00010000
979 
980 #define SK_TXLEDCTL_ENABLE		0x0001
981 #define SK_TXLEDCTL_COUNTER_STOP	0x0002
982 #define SK_TXLEDCTL_COUNTER_START	0x0004
983 
984 #define SK_FIFO_RESET		0x00000001
985 #define SK_FIFO_UNRESET		0x00000002
986 #define SK_FIFO_OFF		0x00000004
987 #define SK_FIFO_ON		0x00000008
988 
989 /* Block 28 -- Descriptor Poll Timer */
990 #define SK_DPT_INIT		0x0e00	/* Initial value 24 bits */
991 #define SK_DPT_TIMER		0x0e04	/* Mul of 78.12MHz clk (24b) */
992 
993 #define SK_DPT_TIMER_CTRL	0x0e08	/* Timer Control 16 bits */
994 #define SK_DPT_TCTL_STOP	0x0001	/* Stop Timer */
995 #define SK_DPT_TCTL_START	0x0002	/* Start Timer */
996 
997 #define SK_DPT_TIMER_TEST	0x0e0a	/* Timer Test 16 bits */
998 #define SK_DPT_TTEST_STEP	0x0001	/* Timer Decrement */
999 #define SK_DPT_TTEST_OFF	0x0002	/* Test Mode Off */
1000 #define SK_DPT_TTEST_ON		0x0004	/* Test Mode On */
1001 
1002 /* Block 29 -- reserved */
1003 
1004 /* Block 30 -- GMAC/GPHY Control Registers (Yukon Only)*/
1005 #define SK_GMAC_CTRL		0x0f00	/* GMAC Control Register */
1006 #define SK_GPHY_CTRL		0x0f04	/* GPHY Control Register */
1007 #define SK_GMAC_ISR		0x0f08	/* GMAC Interrupt Source Register */
1008 #define SK_GMAC_IMR		0x0f08	/* GMAC Interrupt Mask Register */
1009 #define SK_LINK_CTRL		0x0f10	/* Link Control Register (LCR) */
1010 #define SK_WOL_CTRL		0x0f20	/* Wake on LAN Control Register */
1011 #define SK_MAC_ADDR_LOW		0x0f24	/* Mack Address Registers LOW */
1012 #define SK_MAC_ADDR_HIGH	0x0f28	/* Mack Address Registers HIGH */
1013 #define SK_PAT_READ_PTR		0x0f2c	/* Pattern Read Pointer Register */
1014 #define SK_PAT_LEN_REG0		0x0f30	/* Pattern Length Register 0 */
1015 #define SK_PAT_LEN0		0x0f30	/* Pattern Length 0 */
1016 #define SK_PAT_LEN1		0x0f31	/* Pattern Length 1 */
1017 #define SK_PAT_LEN2		0x0f32	/* Pattern Length 2 */
1018 #define SK_PAT_LEN3		0x0f33	/* Pattern Length 3 */
1019 #define SK_PAT_LEN_REG1		0x0f34	/* Pattern Length Register 1 */
1020 #define SK_PAT_LEN4		0x0f34	/* Pattern Length 4 */
1021 #define SK_PAT_LEN5		0x0f35	/* Pattern Length 5 */
1022 #define SK_PAT_LEN6		0x0f36	/* Pattern Length 6 */
1023 #define SK_PAT_LEN7		0x0f37	/* Pattern Length 7 */
1024 #define SK_PAT_CTR_REG0		0x0f38	/* Pattern Counter Register 0 */
1025 #define SK_PAT_CTR0		0x0f38	/* Pattern Counter 0 */
1026 #define SK_PAT_CTR1		0x0f39	/* Pattern Counter 1 */
1027 #define SK_PAT_CTR2		0x0f3a	/* Pattern Counter 2 */
1028 #define SK_PAT_CTR3		0x0f3b	/* Pattern Counter 3 */
1029 #define SK_PAT_CTR_REG1		0x0f3c	/* Pattern Counter Register 1 */
1030 #define SK_PAT_CTR4		0x0f3c	/* Pattern Counter 4 */
1031 #define SK_PAT_CTR5		0x0f3d	/* Pattern Counter 5 */
1032 #define SK_PAT_CTR6		0x0f3e	/* Pattern Counter 6 */
1033 #define SK_PAT_CTR7		0x0f3f	/* Pattern Counter 7 */
1034 
1035 #define SK_GMAC_LOOP_ON		0x00000020	/* Loopback mode for testing */
1036 #define SK_GMAC_LOOP_OFF	0x00000010	/* purposes */
1037 #define SK_GMAC_PAUSE_ON	0x00000008	/* enable forward of pause */
1038 #define SK_GMAC_PAUSE_OFF	0x00000004	/* signal to GMAC */
1039 #define SK_GMAC_RESET_CLEAR	0x00000002	/* Clear GMAC Reset */
1040 #define SK_GMAC_RESET_SET	0x00000001	/* Set GMAC Reset */
1041 
1042 #define SK_GPHY_SEL_BDT		0x10000000	/* Select Bidirectional xfer */
1043 #define SK_GPHY_INT_POL_HI	0x08000000	/* IRQ Polarity Active */
1044 #define SK_GPHY_75_OHM		0x04000000	/* Use 75 Ohm Termination */
1045 #define SK_GPHY_DIS_FC		0x02000000	/* Disable Auto Fiber/Copper */
1046 #define SK_GPHY_DIS_SLEEP	0x01000000	/* Disable Energy Detect */
1047 #define SK_GPHY_HWCFG_M_3	0x00800000	/* HWCFG_MODE[3] */
1048 #define SK_GPHY_HWCFG_M_2	0x00400000	/* HWCFG_MODE[2] */
1049 #define SK_GPHY_HWCFG_M_1	0x00200000	/* HWCFG_MODE[1] */
1050 #define SK_GPHY_HWCFG_M_0	0x00100000	/* HWCFG_MODE[0] */
1051 #define SK_GPHY_ANEG_0		0x00080000	/* ANEG[0] */
1052 #define SK_GPHY_ENA_XC		0x00040000	/* Enable MDI Crossover */
1053 #define SK_GPHY_DIS_125		0x00020000	/* Disable 125MHz Clock */
1054 #define SK_GPHY_ANEG_3		0x00010000	/* ANEG[3] */
1055 #define SK_GPHY_ANEG_2		0x00008000	/* ANEG[2] */
1056 #define SK_GPHY_ANEG_1		0x00004000	/* ANEG[1] */
1057 #define SK_GPHY_ENA_PAUSE	0x00002000	/* Enable Pause */
1058 #define SK_GPHY_PHYADDR_4	0x00001000	/* Bit 4 of Phy Addr */
1059 #define SK_GPHY_PHYADDR_3	0x00000800	/* Bit 3 of Phy Addr */
1060 #define SK_GPHY_PHYADDR_2	0x00000400	/* Bit 2 of Phy Addr */
1061 #define SK_GPHY_PHYADDR_1	0x00000200	/* Bit 1 of Phy Addr */
1062 #define SK_GPHY_PHYADDR_0	0x00000100	/* Bit 0 of Phy Addr */
1063 #define SK_GPHY_RESET_CLEAR	0x00000002	/* Clear GPHY Reset */
1064 #define SK_GPHY_RESET_SET	0x00000001	/* Set GPHY Reset */
1065 
1066 #define SK_GPHY_COPPER		(SK_GPHY_HWCFG_M_0 | SK_GPHY_HWCFG_M_1 | \
1067 				 SK_GPHY_HWCFG_M_2 | SK_GPHY_HWCFG_M_3 )
1068 #define SK_GPHY_FIBER		(SK_GPHY_HWCFG_M_0 | SK_GPHY_HWCFG_M_1 | \
1069 				 SK_GPHY_HWCFG_M_2 )
1070 #define SK_GPHY_ANEG_ALL	(SK_GPHY_ANEG_0 | SK_GPHY_ANEG_1 | \
1071 				 SK_GPHY_ANEG_2 | SK_GPHY_ANEG_3 )
1072 
1073 #define SK_GMAC_INT_TX_OFLOW	0x20	/* Transmit Counter Overflow */
1074 #define SK_GMAC_INT_RX_OFLOW	0x10	/* Receiver Overflow */
1075 #define SK_GMAC_INT_TX_UNDER	0x08	/* Transmit FIFO Underrun */
1076 #define SK_GMAC_INT_TX_DONE	0x04	/* Transmit Complete */
1077 #define SK_GMAC_INT_RX_OVER	0x02	/* Receive FIFO Overrun */
1078 #define SK_GMAC_INT_RX_DONE	0x01	/* Receive Complete */
1079 
1080 #define SK_LINK_RESET_CLEAR	0x0002	/* Link Reset Clear */
1081 #define SK_LINK_RESET_SET	0x0001	/* Link Reset Set */
1082 
1083 /* Block 31 -- reserved */
1084 
1085 /* Block 32-33 -- Pattern Ram */
1086 #define SK_WOL_PRAM		0x1000
1087 
1088 /* Block 0x22 - 0x3f -- reserved */
1089 
1090 /* Block 0x40 to 0x4F -- XMAC 1 registers */
1091 #define SK_XMAC1_BASE	0x2000
1092 
1093 /* Block 0x50 to 0x5F -- MARV 1 registers */
1094 #define SK_MARV1_BASE	0x2800
1095 
1096 /* Block 0x60 to 0x6F -- XMAC 2 registers */
1097 #define SK_XMAC2_BASE	0x3000
1098 
1099 /* Block 0x70 to 0x7F -- MARV 2 registers */
1100 #define SK_MARV2_BASE	0x3800
1101 
1102 /* Compute relative offset of an XMAC register in the XMAC window(s). */
1103 #define SK_XMAC_REG(sc, reg)	(((reg) * 2) + SK_XMAC1_BASE +		\
1104 	(((sc)->sk_port) * (SK_XMAC2_BASE - SK_XMAC1_BASE)))
1105 
1106 #if 0
1107 #define SK_XM_READ_4(sc, reg)						\
1108 	((sk_win_read_2(sc->sk_softc,					\
1109 	SK_XMAC_REG(sc, reg)) & 0xFFFF) |				\
1110 	((sk_win_read_2(sc->sk_softc,					\
1111 	SK_XMAC_REG(sc, reg + 2)) & 0xFFFF) << 16))
1112 
1113 #define SK_XM_WRITE_4(sc, reg, val)					\
1114 	sk_win_write_2(sc->sk_softc, SK_XMAC_REG(sc, reg),		\
1115 	((val) & 0xFFFF));						\
1116 	sk_win_write_2(sc->sk_softc, SK_XMAC_REG(sc, reg + 2),		\
1117 	((val) >> 16) & 0xFFFF)
1118 #else
1119 #define SK_XM_READ_4(sc, reg)		\
1120 	sk_win_read_4(sc->sk_softc, SK_XMAC_REG(sc, reg))
1121 
1122 #define SK_XM_WRITE_4(sc, reg, val)	\
1123 	sk_win_write_4(sc->sk_softc, SK_XMAC_REG(sc, reg), (val))
1124 #endif
1125 
1126 #define SK_XM_READ_2(sc, reg)		\
1127 	sk_win_read_2(sc->sk_softc, SK_XMAC_REG(sc, reg))
1128 
1129 #define SK_XM_WRITE_2(sc, reg, val)	\
1130 	sk_win_write_2(sc->sk_softc, SK_XMAC_REG(sc, reg), val)
1131 
1132 #define SK_XM_SETBIT_4(sc, reg, x)	\
1133 	SK_XM_WRITE_4(sc, reg, (SK_XM_READ_4(sc, reg)) | (x))
1134 
1135 #define SK_XM_CLRBIT_4(sc, reg, x)	\
1136 	SK_XM_WRITE_4(sc, reg, (SK_XM_READ_4(sc, reg)) & ~(x))
1137 
1138 #define SK_XM_SETBIT_2(sc, reg, x)	\
1139 	SK_XM_WRITE_2(sc, reg, (SK_XM_READ_2(sc, reg)) | (x))
1140 
1141 #define SK_XM_CLRBIT_2(sc, reg, x)	\
1142 	SK_XM_WRITE_2(sc, reg, (SK_XM_READ_2(sc, reg)) & ~(x))
1143 
1144 /* Compute relative offset of an MARV register in the MARV window(s). */
1145 #define SK_YU_REG(sc, reg) \
1146 	((reg) + SK_MARV1_BASE + \
1147 	(((sc)->sk_port) * (SK_MARV2_BASE - SK_MARV1_BASE)))
1148 
1149 #define SK_YU_READ_4(sc, reg)		\
1150 	sk_win_read_4((sc)->sk_softc, SK_YU_REG((sc), (reg)))
1151 
1152 #define SK_YU_READ_2(sc, reg)		\
1153 	sk_win_read_2((sc)->sk_softc, SK_YU_REG((sc), (reg)))
1154 
1155 #define SK_YU_WRITE_4(sc, reg, val)	\
1156 	sk_win_write_4((sc)->sk_softc, SK_YU_REG((sc), (reg)), (val))
1157 
1158 #define SK_YU_WRITE_2(sc, reg, val)	\
1159 	sk_win_write_2((sc)->sk_softc, SK_YU_REG((sc), (reg)), (val))
1160 
1161 #define SK_YU_SETBIT_4(sc, reg, x)	\
1162 	SK_YU_WRITE_4(sc, reg, (SK_YU_READ_4(sc, reg)) | (x))
1163 
1164 #define SK_YU_CLRBIT_4(sc, reg, x)	\
1165 	SK_YU_WRITE_4(sc, reg, (SK_YU_READ_4(sc, reg)) & ~(x))
1166 
1167 #define SK_YU_SETBIT_2(sc, reg, x)	\
1168 	SK_YU_WRITE_2(sc, reg, (SK_YU_READ_2(sc, reg)) | (x))
1169 
1170 #define SK_YU_CLRBIT_2(sc, reg, x)	\
1171 	SK_YU_WRITE_2(sc, reg, (SK_YU_READ_2(sc, reg)) & ~(x))
1172 
1173 /*
1174  * The default FIFO threshold on the XMAC II is 4 bytes. On
1175  * dual port NICs, this often leads to transmit underruns, so we
1176  * bump the threshold a little.
1177  */
1178 #define SK_XM_TX_FIFOTHRESH	512
1179 
1180 #define SK_PCI_VENDOR_ID	0x0000
1181 #define SK_PCI_DEVICE_ID	0x0002
1182 #define SK_PCI_COMMAND		0x0004
1183 #define SK_PCI_STATUS		0x0006
1184 #define SK_PCI_REVID		0x0008
1185 #define SK_PCI_CLASSCODE	0x0009
1186 #define SK_PCI_CACHELEN		0x000C
1187 #define SK_PCI_LATENCY_TIMER	0x000D
1188 #define SK_PCI_HEADER_TYPE	0x000E
1189 #define SK_PCI_LOMEM		0x0010
1190 #define SK_PCI_LOIO		0x0014
1191 #define SK_PCI_SUBVEN_ID	0x002C
1192 #define SK_PCI_SYBSYS_ID	0x002E
1193 #define SK_PCI_BIOSROM		0x0030
1194 #define SK_PCI_INTLINE		0x003C
1195 #define SK_PCI_INTPIN		0x003D
1196 #define SK_PCI_MINGNT		0x003E
1197 #define SK_PCI_MINLAT		0x003F
1198 
1199 /* device specific PCI registers */
1200 #define SK_PCI_OURREG1		0x0040
1201 #define SK_PCI_OURREG2		0x0044
1202 #define SK_PCI_CAPID		0x0048 /* 8 bits */
1203 #define SK_PCI_NEXTPTR		0x0049 /* 8 bits */
1204 #define SK_PCI_PWRMGMTCAP	0x004A /* 16 bits */
1205 #define SK_PCI_PWRMGMTCTRL	0x004C /* 16 bits */
1206 #define SK_PCI_PME_EVENT	0x004F
1207 #define SK_PCI_VPD_CAPID	0x0050
1208 #define SK_PCI_VPD_NEXTPTR	0x0051
1209 #define SK_PCI_VPD_ADDR		0x0052
1210 #define SK_PCI_VPD_DATA		0x0054
1211 
1212 #define SK_PSTATE_MASK		0x0003
1213 #define SK_PSTATE_D0		0x0000
1214 #define SK_PSTATE_D1		0x0001
1215 #define SK_PSTATE_D2		0x0002
1216 #define SK_PSTATE_D3		0x0003
1217 #define SK_PME_EN		0x0010
1218 #define SK_PME_STATUS		0x8000
1219 
1220 /*
1221  * VPD flag bit. Set to 0 to initiate a read, will become 1 when
1222  * read is complete. Set to 1 to initiate a write, will become 0
1223  * when write is finished.
1224  */
1225 #define SK_VPD_FLAG		0x8000
1226 
1227 /* VPD structures */
1228 struct vpd_res {
1229 	u_int8_t		vr_id;
1230 	u_int8_t		vr_len;
1231 	u_int8_t		vr_pad;
1232 };
1233 
1234 struct vpd_key {
1235 	char			vk_key[2];
1236 	u_int8_t		vk_len;
1237 };
1238 
1239 #define VPD_RES_ID	0x82	/* ID string */
1240 #define VPD_RES_READ	0x90	/* start of read only area */
1241 #define VPD_RES_WRITE	0x81	/* start of read/write area */
1242 #define VPD_RES_END	0x78	/* end tag */
1243 
1244 #define CSR_WRITE_4(sc, reg, val)	\
1245 	bus_space_write_4((sc)->sk_btag, (sc)->sk_bhandle, (reg), (val))
1246 #define CSR_WRITE_2(sc, reg, val)	\
1247 	bus_space_write_2((sc)->sk_btag, (sc)->sk_bhandle, (reg), (val))
1248 #define CSR_WRITE_1(sc, reg, val)	\
1249 	bus_space_write_1((sc)->sk_btag, (sc)->sk_bhandle, (reg), (val))
1250 
1251 #define CSR_READ_4(sc, reg)		\
1252 	bus_space_read_4((sc)->sk_btag, (sc)->sk_bhandle, (reg))
1253 #define CSR_READ_2(sc, reg)		\
1254 	bus_space_read_2((sc)->sk_btag, (sc)->sk_bhandle, (reg))
1255 #define CSR_READ_1(sc, reg)		\
1256 	bus_space_read_1((sc)->sk_btag, (sc)->sk_bhandle, (reg))
1257 
1258 struct sk_type {
1259 	u_int16_t		sk_vid;
1260 	u_int16_t		sk_did;
1261 	char			*sk_name;
1262 };
1263 
1264 /* RX queue descriptor data structure */
1265 struct sk_rx_desc {
1266 	u_int32_t		sk_ctl;
1267 	u_int32_t		sk_next;
1268 	u_int32_t		sk_data_lo;
1269 	u_int32_t		sk_data_hi;
1270 	u_int32_t		sk_xmac_rxstat;
1271 	u_int32_t		sk_timestamp;
1272 	u_int16_t		sk_csum2;
1273 	u_int16_t		sk_csum1;
1274 	u_int16_t		sk_csum2_start;
1275 	u_int16_t		sk_csum1_start;
1276 };
1277 
1278 #define SK_OPCODE_DEFAULT	0x00550000
1279 #define SK_OPCODE_CSUM		0x00560000
1280 
1281 #define SK_RXCTL_LEN		0x0000FFFF
1282 #define SK_RXCTL_OPCODE		0x00FF0000
1283 #define SK_RXCTL_TSTAMP_VALID	0x01000000
1284 #define SK_RXCTL_STATUS_VALID	0x02000000
1285 #define SK_RXCTL_DEV0		0x04000000
1286 #define SK_RXCTL_EOF_INTR	0x08000000
1287 #define SK_RXCTL_EOB_INTR	0x10000000
1288 #define SK_RXCTL_LASTFRAG	0x20000000
1289 #define SK_RXCTL_FIRSTFRAG	0x40000000
1290 #define SK_RXCTL_OWN		0x80000000
1291 
1292 #define SK_RXSTAT	\
1293 	(SK_OPCODE_DEFAULT|SK_RXCTL_EOF_INTR|SK_RXCTL_LASTFRAG| \
1294 	 SK_RXCTL_FIRSTFRAG|SK_RXCTL_OWN)
1295 
1296 struct sk_tx_desc {
1297 	u_int32_t		sk_ctl;
1298 	u_int32_t		sk_next;
1299 	u_int32_t		sk_data_lo;
1300 	u_int32_t		sk_data_hi;
1301 	u_int32_t		sk_xmac_txstat;
1302 	u_int16_t		sk_rsvd0;
1303 	u_int16_t		sk_csum_startval;
1304 	u_int16_t		sk_csum_startpos;
1305 	u_int16_t		sk_csum_writepos;
1306 	u_int32_t		sk_rsvd1;
1307 };
1308 
1309 #define SK_TXCTL_LEN		0x0000FFFF
1310 #define SK_TXCTL_OPCODE		0x00FF0000
1311 #define SK_TXCTL_SW		0x01000000
1312 #define SK_TXCTL_NOCRC		0x02000000
1313 #define SK_TXCTL_STORENFWD	0x04000000
1314 #define SK_TXCTL_EOF_INTR	0x08000000
1315 #define SK_TXCTL_EOB_INTR	0x10000000
1316 #define SK_TXCTL_LASTFRAG	0x20000000
1317 #define SK_TXCTL_FIRSTFRAG	0x40000000
1318 #define SK_TXCTL_OWN		0x80000000
1319 
1320 #define SK_TXSTAT	\
1321 	(SK_OPCODE_DEFAULT|SK_TXCTL_EOF_INTR|SK_TXCTL_LASTFRAG|SK_TXCTL_OWN)
1322 
1323 #define SK_RXBYTES(x)		(x) & 0x0000FFFF;
1324 #define SK_TXBYTES		SK_RXBYTES
1325 
1326 #define SK_TX_RING_CNT		512
1327 #define SK_RX_RING_CNT		256
1328 
1329 /*
1330  * Jumbo buffer stuff. Note that we must allocate more jumbo
1331  * buffers than there are descriptors in the receive ring. This
1332  * is because we don't know how long it will take for a packet
1333  * to be released after we hand it off to the upper protocol
1334  * layers. To be safe, we allocate 1.5 times the number of
1335  * receive descriptors.
1336  */
1337 #define SK_JUMBO_FRAMELEN	9018
1338 #define SK_JUMBO_MTU		(SK_JUMBO_FRAMELEN-ETHER_HDR_LEN-ETHER_CRC_LEN)
1339 #define SK_JSLOTS		384
1340 
1341 #define SK_JRAWLEN (SK_JUMBO_FRAMELEN + ETHER_ALIGN)
1342 #define SK_JLEN (SK_JRAWLEN + (sizeof(u_int64_t) - \
1343 	(SK_JRAWLEN % sizeof(u_int64_t))))
1344 #define SK_JPAGESZ PAGE_SIZE
1345 #define SK_RESID (SK_JPAGESZ - (SK_JLEN * SK_JSLOTS) % SK_JPAGESZ)
1346 #define SK_JMEM ((SK_JLEN * SK_JSLOTS) + SK_RESID)
1347 
1348 struct sk_jpool_entry {
1349 	int                             slot;
1350 	SLIST_ENTRY(sk_jpool_entry)	jpool_entries;
1351 };
1352 
1353 struct sk_chain {
1354 	void			*sk_desc;
1355 	struct mbuf		*sk_mbuf;
1356 	struct sk_chain		*sk_next;
1357 };
1358 
1359 struct sk_chain_data {
1360 	struct sk_chain		sk_tx_chain[SK_TX_RING_CNT];
1361 	struct sk_chain		sk_rx_chain[SK_RX_RING_CNT];
1362 	int			sk_tx_prod;
1363 	int			sk_tx_cons;
1364 	int			sk_tx_cnt;
1365 	int			sk_rx_prod;
1366 	int			sk_rx_cons;
1367 	int			sk_rx_cnt;
1368 	/* Stick the jumbo mem management stuff here too. */
1369 	caddr_t			sk_jslots[SK_JSLOTS];
1370 	void			*sk_jumbo_buf;
1371 
1372 };
1373 
1374 struct sk_ring_data {
1375 	struct sk_tx_desc	sk_tx_ring[SK_TX_RING_CNT];
1376 	struct sk_rx_desc	sk_rx_ring[SK_RX_RING_CNT];
1377 };
1378 
1379 struct sk_bcom_hack {
1380 	int			reg;
1381 	int			val;
1382 };
1383 
1384 #define SK_INC(x, y)	(x) = (x + 1) % y
1385 
1386 /* Forward decl. */
1387 struct sk_if_softc;
1388 
1389 /* Softc for the GEnesis controller. */
1390 struct sk_softc {
1391 	bus_space_handle_t	sk_bhandle;	/* bus space handle */
1392 	bus_space_tag_t		sk_btag;	/* bus space tag */
1393 	void			*sk_intrhand;	/* irq handler handle */
1394 	struct resource		*sk_irq;	/* IRQ resource handle */
1395 	struct resource		*sk_res;	/* I/O or shared mem handle */
1396 	u_int8_t		sk_unit;	/* controller number */
1397 	u_int8_t		sk_type;
1398 	char			*sk_vpd_prodname;
1399 	char			*sk_vpd_readonly;
1400 	u_int32_t		sk_rboff;	/* RAMbuffer offset */
1401 	u_int32_t		sk_ramsize;	/* amount of RAM on NIC */
1402 	u_int32_t		sk_pmd;		/* physical media type */
1403 	u_int32_t		sk_intrmask;
1404 	struct sk_if_softc	*sk_if[2];
1405 	device_t		sk_devs[2];
1406 	struct mtx		sk_mtx;
1407 };
1408 
1409 #define	SK_LOCK(_sc)		mtx_lock(&(_sc)->sk_mtx)
1410 #define	SK_UNLOCK(_sc)		mtx_unlock(&(_sc)->sk_mtx)
1411 #define	SK_IF_LOCK(_sc)		mtx_lock(&(_sc)->sk_softc->sk_mtx)
1412 #define	SK_IF_UNLOCK(_sc)	mtx_unlock(&(_sc)->sk_softc->sk_mtx)
1413 
1414 /* Softc for each logical interface */
1415 struct sk_if_softc {
1416 	struct arpcom		arpcom;		/* interface info */
1417 	device_t		sk_miibus;
1418 	u_int8_t		sk_unit;	/* interface number */
1419 	u_int8_t		sk_port;	/* port # on controller */
1420 	u_int8_t		sk_xmac_rev;	/* XMAC chip rev (B2 or C1) */
1421 	u_int32_t		sk_rx_ramstart;
1422 	u_int32_t		sk_rx_ramend;
1423 	u_int32_t		sk_tx_ramstart;
1424 	u_int32_t		sk_tx_ramend;
1425 	int			sk_phytype;
1426 	int			sk_phyaddr;
1427 	device_t		sk_dev;
1428 	int			sk_cnt;
1429 	int			sk_link;
1430 	struct callout_handle	sk_tick_ch;
1431 	struct sk_chain_data	sk_cdata;
1432 	struct sk_ring_data	*sk_rdata;
1433 	struct sk_softc		*sk_softc;	/* parent controller */
1434 	int			sk_tx_bmu;	/* TX BMU register */
1435 	int			sk_if_flags;
1436 	SLIST_HEAD(__sk_jfreehead, sk_jpool_entry)	sk_jfree_listhead;
1437 	SLIST_HEAD(__sk_jinusehead, sk_jpool_entry)	sk_jinuse_listhead;
1438 };
1439 
1440 #define SK_MAXUNIT	256
1441 #define SK_TIMEOUT	1000
1442 #define ETHER_ALIGN	2
1443 
1444 #ifdef __alpha__
1445 #undef vtophys
1446 #define vtophys(va)		alpha_XXX_dmamap((vm_offset_t)va)
1447 #endif
1448