xref: /freebsd/sys/dev/sk/if_skreg.h (revision 6af83ee0d2941d18880b6aaa2b4facd1d30c6106)
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  * Marvell PCI vendor ID
64  */
65 #define VENDORID_MARVELL	0x11AB
66 
67 /*
68  * SK-NET gigabit ethernet device IDs
69  */
70 #define DEVICEID_SK_V1		0x4300
71 #define DEVICEID_SK_V2		0x4320
72 
73 /*
74  * Belkin F5D5005
75  */
76 #define DEVICEID_BELKIN_5005	0x5005
77 
78 /*
79  * 3Com PCI vendor ID
80  */
81 #define VENDORID_3COM		0x10b7
82 
83 /*
84  * 3Com gigabit ethernet device ID
85  */
86 #define DEVICEID_3COM_3C940	0x1700
87 
88 /*
89  * Linksys PCI vendor ID
90  */
91 #define VENDORID_LINKSYS	0x1737
92 
93 /*
94  * Linksys gigabit ethernet device ID
95  */
96 #define DEVICEID_LINKSYS_EG1032	0x1032
97 
98 /*
99  * D-Link PCI vendor ID
100  */
101 #define	VENDORID_DLINK		0x1186
102 
103 /*
104  * D-Link gigabit ethernet device ID
105  */
106 #define DEVICEID_DLINK_DGE530T	0x4c00
107 
108 /*
109  * GEnesis registers. The GEnesis chip has a 256-byte I/O window
110  * but internally it has a 16K register space. This 16K space is
111  * divided into 128-byte blocks. The first 128 bytes of the I/O
112  * window represent the first block, which is permanently mapped
113  * at the start of the window. The other 127 blocks can be mapped
114  * to the second 128 bytes of the I/O window by setting the desired
115  * block value in the RAP register in block 0. Not all of the 127
116  * blocks are actually used. Most registers are 32 bits wide, but
117  * there are a few 16-bit and 8-bit ones as well.
118  */
119 
120 
121 /* Start of remappable register window. */
122 #define SK_WIN_BASE		0x0080
123 
124 /* Size of a window */
125 #define SK_WIN_LEN		0x80
126 
127 #define SK_WIN_MASK		0x3F80
128 #define SK_REG_MASK		0x7F
129 
130 /* Compute the window of a given register (for the RAP register) */
131 #define SK_WIN(reg)		(((reg) & SK_WIN_MASK) / SK_WIN_LEN)
132 
133 /* Compute the relative offset of a register within the window */
134 #define SK_REG(reg)		((reg) & SK_REG_MASK)
135 
136 #define SK_PORT_A	0
137 #define SK_PORT_B	1
138 
139 /*
140  * Compute offset of port-specific register. Since there are two
141  * ports, there are two of some GEnesis modules (e.g. two sets of
142  * DMA queues, two sets of FIFO control registers, etc...). Normally,
143  * the block for port 0 is at offset 0x0 and the block for port 1 is
144  * at offset 0x80 (i.e. the next page over). However for the transmit
145  * BMUs and RAMbuffers, there are two blocks for each port: one for
146  * the sync transmit queue and one for the async queue (which we don't
147  * use). However instead of ordering them like this:
148  * TX sync 1 / TX sync 2 / TX async 1 / TX async 2
149  * SysKonnect has instead ordered them like this:
150  * TX sync 1 / TX async 1 / TX sync 2 / TX async 2
151  * This means that when referencing the TX BMU and RAMbuffer registers,
152  * we have to double the block offset (0x80 * 2) in order to reach the
153  * second queue. This prevents us from using the same formula
154  * (sk_port * 0x80) to compute the offsets for all of the port-specific
155  * blocks: we need an extra offset for the BMU and RAMbuffer registers.
156  * The simplest thing is to provide an extra argument to these macros:
157  * the 'skip' parameter. The 'skip' value is the number of extra pages
158  * for skip when computing the port0/port1 offsets. For most registers,
159  * the skip value is 0; for the BMU and RAMbuffer registers, it's 1.
160  */
161 #define SK_IF_READ_4(sc_if, skip, reg)		\
162 	sk_win_read_4(sc_if->sk_softc, reg +	\
163 	((sc_if->sk_port * (skip + 1)) * SK_WIN_LEN))
164 #define SK_IF_READ_2(sc_if, skip, reg)		\
165 	sk_win_read_2(sc_if->sk_softc, reg + 	\
166 	((sc_if->sk_port * (skip + 1)) * SK_WIN_LEN))
167 #define SK_IF_READ_1(sc_if, skip, reg)		\
168 	sk_win_read_1(sc_if->sk_softc, reg +	\
169 	((sc_if->sk_port * (skip + 1)) * SK_WIN_LEN))
170 
171 #define SK_IF_WRITE_4(sc_if, skip, reg, val)	\
172 	sk_win_write_4(sc_if->sk_softc,		\
173 	reg + ((sc_if->sk_port * (skip + 1)) * SK_WIN_LEN), val)
174 #define SK_IF_WRITE_2(sc_if, skip, reg, val)	\
175 	sk_win_write_2(sc_if->sk_softc,		\
176 	reg + ((sc_if->sk_port * (skip + 1)) * SK_WIN_LEN), val)
177 #define SK_IF_WRITE_1(sc_if, skip, reg, val)	\
178 	sk_win_write_1(sc_if->sk_softc,		\
179 	reg + ((sc_if->sk_port * (skip + 1)) * SK_WIN_LEN), val)
180 
181 /* Block 0 registers, permanently mapped at iobase. */
182 #define SK_RAP		0x0000
183 #define SK_CSR		0x0004
184 #define SK_LED		0x0006
185 #define SK_ISR		0x0008	/* interrupt source */
186 #define SK_IMR		0x000C	/* interrupt mask */
187 #define SK_IESR		0x0010	/* interrupt hardware error source */
188 #define SK_IEMR		0x0014  /* interrupt hardware error mask */
189 #define SK_ISSR		0x0018	/* special interrupt source */
190 #define SK_XM_IMR0	0x0020
191 #define SK_XM_ISR0	0x0028
192 #define SK_XM_PHYADDR0	0x0030
193 #define SK_XM_PHYDATA0	0x0034
194 #define SK_XM_IMR1	0x0040
195 #define SK_XM_ISR1	0x0048
196 #define SK_XM_PHYADDR1	0x0050
197 #define SK_XM_PHYDATA1	0x0054
198 #define SK_BMU_RX_CSR0	0x0060
199 #define SK_BMU_RX_CSR1	0x0064
200 #define SK_BMU_TXS_CSR0	0x0068
201 #define SK_BMU_TXA_CSR0	0x006C
202 #define SK_BMU_TXS_CSR1	0x0070
203 #define SK_BMU_TXA_CSR1	0x0074
204 
205 /* SK_CSR register */
206 #define SK_CSR_SW_RESET			0x0001
207 #define SK_CSR_SW_UNRESET		0x0002
208 #define SK_CSR_MASTER_RESET		0x0004
209 #define SK_CSR_MASTER_UNRESET		0x0008
210 #define SK_CSR_MASTER_STOP		0x0010
211 #define SK_CSR_MASTER_DONE		0x0020
212 #define SK_CSR_SW_IRQ_CLEAR		0x0040
213 #define SK_CSR_SW_IRQ_SET		0x0080
214 #define SK_CSR_SLOTSIZE			0x0100 /* 1 == 64 bits, 0 == 32 */
215 #define SK_CSR_BUSCLOCK			0x0200 /* 1 == 33/66 Mhz, = 33 */
216 
217 /* SK_LED register */
218 #define SK_LED_GREEN_OFF		0x01
219 #define SK_LED_GREEN_ON			0x02
220 
221 /* SK_ISR register */
222 #define SK_ISR_TX2_AS_CHECK		0x00000001
223 #define SK_ISR_TX2_AS_EOF		0x00000002
224 #define SK_ISR_TX2_AS_EOB		0x00000004
225 #define SK_ISR_TX2_S_CHECK		0x00000008
226 #define SK_ISR_TX2_S_EOF		0x00000010
227 #define SK_ISR_TX2_S_EOB		0x00000020
228 #define SK_ISR_TX1_AS_CHECK		0x00000040
229 #define SK_ISR_TX1_AS_EOF		0x00000080
230 #define SK_ISR_TX1_AS_EOB		0x00000100
231 #define SK_ISR_TX1_S_CHECK		0x00000200
232 #define SK_ISR_TX1_S_EOF		0x00000400
233 #define SK_ISR_TX1_S_EOB		0x00000800
234 #define SK_ISR_RX2_CHECK		0x00001000
235 #define SK_ISR_RX2_EOF			0x00002000
236 #define SK_ISR_RX2_EOB			0x00004000
237 #define SK_ISR_RX1_CHECK		0x00008000
238 #define SK_ISR_RX1_EOF			0x00010000
239 #define SK_ISR_RX1_EOB			0x00020000
240 #define SK_ISR_LINK2_OFLOW		0x00040000
241 #define SK_ISR_MAC2			0x00080000
242 #define SK_ISR_LINK1_OFLOW		0x00100000
243 #define SK_ISR_MAC1			0x00200000
244 #define SK_ISR_TIMER			0x00400000
245 #define SK_ISR_EXTERNAL_REG		0x00800000
246 #define SK_ISR_SW			0x01000000
247 #define SK_ISR_I2C_RDY			0x02000000
248 #define SK_ISR_TX2_TIMEO		0x04000000
249 #define SK_ISR_TX1_TIMEO		0x08000000
250 #define SK_ISR_RX2_TIMEO		0x10000000
251 #define SK_ISR_RX1_TIMEO		0x20000000
252 #define SK_ISR_RSVD			0x40000000
253 #define SK_ISR_HWERR			0x80000000
254 
255 /* SK_IMR register */
256 #define SK_IMR_TX2_AS_CHECK		0x00000001
257 #define SK_IMR_TX2_AS_EOF		0x00000002
258 #define SK_IMR_TX2_AS_EOB		0x00000004
259 #define SK_IMR_TX2_S_CHECK		0x00000008
260 #define SK_IMR_TX2_S_EOF		0x00000010
261 #define SK_IMR_TX2_S_EOB		0x00000020
262 #define SK_IMR_TX1_AS_CHECK		0x00000040
263 #define SK_IMR_TX1_AS_EOF		0x00000080
264 #define SK_IMR_TX1_AS_EOB		0x00000100
265 #define SK_IMR_TX1_S_CHECK		0x00000200
266 #define SK_IMR_TX1_S_EOF		0x00000400
267 #define SK_IMR_TX1_S_EOB		0x00000800
268 #define SK_IMR_RX2_CHECK		0x00001000
269 #define SK_IMR_RX2_EOF			0x00002000
270 #define SK_IMR_RX2_EOB			0x00004000
271 #define SK_IMR_RX1_CHECK		0x00008000
272 #define SK_IMR_RX1_EOF			0x00010000
273 #define SK_IMR_RX1_EOB			0x00020000
274 #define SK_IMR_LINK2_OFLOW		0x00040000
275 #define SK_IMR_MAC2			0x00080000
276 #define SK_IMR_LINK1_OFLOW		0x00100000
277 #define SK_IMR_MAC1			0x00200000
278 #define SK_IMR_TIMER			0x00400000
279 #define SK_IMR_EXTERNAL_REG		0x00800000
280 #define SK_IMR_SW			0x01000000
281 #define SK_IMR_I2C_RDY			0x02000000
282 #define SK_IMR_TX2_TIMEO		0x04000000
283 #define SK_IMR_TX1_TIMEO		0x08000000
284 #define SK_IMR_RX2_TIMEO		0x10000000
285 #define SK_IMR_RX1_TIMEO		0x20000000
286 #define SK_IMR_RSVD			0x40000000
287 #define SK_IMR_HWERR			0x80000000
288 
289 #define SK_INTRS1	\
290 	(SK_IMR_RX1_EOF|SK_IMR_TX1_S_EOF|SK_IMR_MAC1)
291 
292 #define SK_INTRS2	\
293 	(SK_IMR_RX2_EOF|SK_IMR_TX2_S_EOF|SK_IMR_MAC2)
294 
295 /* SK_IESR register */
296 #define SK_IESR_PAR_RX2			0x00000001
297 #define SK_IESR_PAR_RX1			0x00000002
298 #define SK_IESR_PAR_MAC2		0x00000004
299 #define SK_IESR_PAR_MAC1		0x00000008
300 #define SK_IESR_PAR_WR_RAM		0x00000010
301 #define SK_IESR_PAR_RD_RAM		0x00000020
302 #define SK_IESR_NO_TSTAMP_MAC2		0x00000040
303 #define SK_IESR_NO_TSTAMO_MAC1		0x00000080
304 #define SK_IESR_NO_STS_MAC2		0x00000100
305 #define SK_IESR_NO_STS_MAC1		0x00000200
306 #define SK_IESR_IRQ_STS			0x00000400
307 #define SK_IESR_MASTERERR		0x00000800
308 
309 /* SK_IEMR register */
310 #define SK_IEMR_PAR_RX2			0x00000001
311 #define SK_IEMR_PAR_RX1			0x00000002
312 #define SK_IEMR_PAR_MAC2		0x00000004
313 #define SK_IEMR_PAR_MAC1		0x00000008
314 #define SK_IEMR_PAR_WR_RAM		0x00000010
315 #define SK_IEMR_PAR_RD_RAM		0x00000020
316 #define SK_IEMR_NO_TSTAMP_MAC2		0x00000040
317 #define SK_IEMR_NO_TSTAMO_MAC1		0x00000080
318 #define SK_IEMR_NO_STS_MAC2		0x00000100
319 #define SK_IEMR_NO_STS_MAC1		0x00000200
320 #define SK_IEMR_IRQ_STS			0x00000400
321 #define SK_IEMR_MASTERERR		0x00000800
322 
323 /* Block 2 */
324 #define SK_MAC0_0	0x0100
325 #define SK_MAC0_1	0x0104
326 #define SK_MAC1_0	0x0108
327 #define SK_MAC1_1	0x010C
328 #define SK_MAC2_0	0x0110
329 #define SK_MAC2_1	0x0114
330 #define SK_CONNTYPE	0x0118
331 #define SK_PMDTYPE	0x0119
332 #define SK_CONFIG	0x011A
333 #define SK_CHIPVER	0x011B
334 #define SK_EPROM0	0x011C
335 #define SK_EPROM1	0x011D
336 #define SK_EPROM2	0x011E
337 #define SK_EPROM3	0x011F
338 #define SK_EP_ADDR	0x0120
339 #define SK_EP_DATA	0x0124
340 #define SK_EP_LOADCTL	0x0128
341 #define SK_EP_LOADTST	0x0129
342 #define SK_TIMERINIT	0x0130
343 #define SK_TIMER	0x0134
344 #define SK_TIMERCTL	0x0138
345 #define SK_TIMERTST	0x0139
346 #define SK_IMTIMERINIT	0x0140
347 #define SK_IMTIMER	0x0144
348 #define SK_IMTIMERCTL	0x0148
349 #define SK_IMTIMERTST	0x0149
350 #define SK_IMMR		0x014C
351 #define SK_IHWEMR	0x0150
352 #define SK_TESTCTL1	0x0158
353 #define SK_TESTCTL2	0x0159
354 #define SK_GPIO		0x015C
355 #define SK_I2CHWCTL	0x0160
356 #define SK_I2CHWDATA	0x0164
357 #define SK_I2CHWIRQ	0x0168
358 #define SK_I2CSW	0x016C
359 #define SK_BLNKINIT	0x0170
360 #define SK_BLNKCOUNT	0x0174
361 #define SK_BLNKCTL	0x0178
362 #define SK_BLNKSTS	0x0179
363 #define SK_BLNKTST	0x017A
364 
365 #define SK_IMCTL_STOP	0x02
366 #define SK_IMCTL_START	0x04
367 
368 #define SK_IMTIMER_TICKS	54
369 #define SK_IM_USECS(x)		((x) * SK_IMTIMER_TICKS)
370 
371 /*
372  * The SK_EPROM0 register contains a byte that describes the
373  * amount of SRAM mounted on the NIC. The value also tells if
374  * the chips are 64K or 128K. This affects the RAMbuffer address
375  * offset that we need to use.
376  */
377 #define SK_RAMSIZE_512K_64	0x1
378 #define SK_RAMSIZE_1024K_128	0x2
379 #define SK_RAMSIZE_1024K_64	0x3
380 #define SK_RAMSIZE_2048K_128	0x4
381 
382 #define SK_RBOFF_0		0x0
383 #define SK_RBOFF_80000		0x80000
384 
385 /*
386  * SK_EEPROM1 contains the PHY type, which may be XMAC for
387  * fiber-based cards or BCOM for 1000baseT cards with a Broadcom
388  * PHY.
389  */
390 #define SK_PHYTYPE_XMAC		0	/* integeated XMAC II PHY */
391 #define SK_PHYTYPE_BCOM		1	/* Broadcom BCM5400 */
392 #define SK_PHYTYPE_LONE		2	/* Level One LXT1000 */
393 #define SK_PHYTYPE_NAT		3	/* National DP83891 */
394 #define SK_PHYTYPE_MARV_COPPER	4       /* Marvell 88E1011S */
395 #define SK_PHYTYPE_MARV_FIBER	5       /* Marvell 88E1011S (fiber) */
396 
397 /*
398  * PHY addresses.
399  */
400 #define SK_PHYADDR_XMAC		0x0
401 #define SK_PHYADDR_BCOM		0x1
402 #define SK_PHYADDR_LONE		0x3
403 #define SK_PHYADDR_NAT		0x0
404 #define SK_PHYADDR_MARV		0x0
405 
406 #define SK_CONFIG_SINGLEMAC	0x01
407 #define SK_CONFIG_DIS_DSL_CLK	0x02
408 
409 #define SK_PMD_1000BASELX	0x4C
410 #define SK_PMD_1000BASESX	0x53
411 #define SK_PMD_1000BASECX	0x43
412 #define SK_PMD_1000BASETX	0x54
413 
414 /* GPIO bits */
415 #define SK_GPIO_DAT0		0x00000001
416 #define SK_GPIO_DAT1		0x00000002
417 #define SK_GPIO_DAT2		0x00000004
418 #define SK_GPIO_DAT3		0x00000008
419 #define SK_GPIO_DAT4		0x00000010
420 #define SK_GPIO_DAT5		0x00000020
421 #define SK_GPIO_DAT6		0x00000040
422 #define SK_GPIO_DAT7		0x00000080
423 #define SK_GPIO_DAT8		0x00000100
424 #define SK_GPIO_DAT9		0x00000200
425 #define SK_GPIO_DIR0		0x00010000
426 #define SK_GPIO_DIR1		0x00020000
427 #define SK_GPIO_DIR2		0x00040000
428 #define SK_GPIO_DIR3		0x00080000
429 #define SK_GPIO_DIR4		0x00100000
430 #define SK_GPIO_DIR5		0x00200000
431 #define SK_GPIO_DIR6		0x00400000
432 #define SK_GPIO_DIR7		0x00800000
433 #define SK_GPIO_DIR8		0x01000000
434 #define SK_GPIO_DIR9		0x02000000
435 
436 /* Block 3 Ram interface and MAC arbiter registers */
437 #define SK_RAMADDR	0x0180
438 #define SK_RAMDATA0	0x0184
439 #define SK_RAMDATA1	0x0188
440 #define SK_TO0		0x0190
441 #define SK_TO1		0x0191
442 #define SK_TO2		0x0192
443 #define SK_TO3		0x0193
444 #define SK_TO4		0x0194
445 #define SK_TO5		0x0195
446 #define SK_TO6		0x0196
447 #define SK_TO7		0x0197
448 #define SK_TO8		0x0198
449 #define SK_TO9		0x0199
450 #define SK_TO10		0x019A
451 #define SK_TO11		0x019B
452 #define SK_RITIMEO_TMR	0x019C
453 #define SK_RAMCTL	0x01A0
454 #define SK_RITIMER_TST	0x01A2
455 
456 #define SK_RAMCTL_RESET		0x0001
457 #define SK_RAMCTL_UNRESET	0x0002
458 #define SK_RAMCTL_CLR_IRQ_WPAR	0x0100
459 #define SK_RAMCTL_CLR_IRQ_RPAR	0x0200
460 
461 /* Mac arbiter registers */
462 #define SK_MINIT_RX1	0x01B0
463 #define SK_MINIT_RX2	0x01B1
464 #define SK_MINIT_TX1	0x01B2
465 #define SK_MINIT_TX2	0x01B3
466 #define SK_MTIMEO_RX1	0x01B4
467 #define SK_MTIMEO_RX2	0x01B5
468 #define SK_MTIMEO_TX1	0x01B6
469 #define SK_MTIEMO_TX2	0x01B7
470 #define SK_MACARB_CTL	0x01B8
471 #define SK_MTIMER_TST	0x01BA
472 #define SK_RCINIT_RX1	0x01C0
473 #define SK_RCINIT_RX2	0x01C1
474 #define SK_RCINIT_TX1	0x01C2
475 #define SK_RCINIT_TX2	0x01C3
476 #define SK_RCTIMEO_RX1	0x01C4
477 #define SK_RCTIMEO_RX2	0x01C5
478 #define SK_RCTIMEO_TX1	0x01C6
479 #define SK_RCTIMEO_TX2	0x01C7
480 #define SK_RECOVERY_CTL	0x01C8
481 #define SK_RCTIMER_TST	0x01CA
482 
483 /* Packet arbiter registers */
484 #define SK_RXPA1_TINIT	0x01D0
485 #define SK_RXPA2_TINIT	0x01D4
486 #define SK_TXPA1_TINIT	0x01D8
487 #define SK_TXPA2_TINIT	0x01DC
488 #define SK_RXPA1_TIMEO	0x01E0
489 #define SK_RXPA2_TIMEO	0x01E4
490 #define SK_TXPA1_TIMEO	0x01E8
491 #define SK_TXPA2_TIMEO	0x01EC
492 #define SK_PKTARB_CTL	0x01F0
493 #define SK_PKTATB_TST	0x01F2
494 
495 #define SK_PKTARB_TIMEOUT	0x2000
496 
497 #define SK_PKTARBCTL_RESET		0x0001
498 #define SK_PKTARBCTL_UNRESET		0x0002
499 #define SK_PKTARBCTL_RXTO1_OFF		0x0004
500 #define SK_PKTARBCTL_RXTO1_ON		0x0008
501 #define SK_PKTARBCTL_RXTO2_OFF		0x0010
502 #define SK_PKTARBCTL_RXTO2_ON		0x0020
503 #define SK_PKTARBCTL_TXTO1_OFF		0x0040
504 #define SK_PKTARBCTL_TXTO1_ON		0x0080
505 #define SK_PKTARBCTL_TXTO2_OFF		0x0100
506 #define SK_PKTARBCTL_TXTO2_ON		0x0200
507 #define SK_PKTARBCTL_CLR_IRQ_RXTO1	0x0400
508 #define SK_PKTARBCTL_CLR_IRQ_RXTO2	0x0800
509 #define SK_PKTARBCTL_CLR_IRQ_TXTO1	0x1000
510 #define SK_PKTARBCTL_CLR_IRQ_TXTO2	0x2000
511 
512 #define SK_MINIT_XMAC_B2	54
513 #define SK_MINIT_XMAC_C1	63
514 
515 #define SK_MACARBCTL_RESET	0x0001
516 #define SK_MACARBCTL_UNRESET	0x0002
517 #define SK_MACARBCTL_FASTOE_OFF	0x0004
518 #define SK_MACARBCRL_FASTOE_ON	0x0008
519 
520 #define SK_RCINIT_XMAC_B2	54
521 #define SK_RCINIT_XMAC_C1	0
522 
523 #define SK_RECOVERYCTL_RX1_OFF	0x0001
524 #define SK_RECOVERYCTL_RX1_ON	0x0002
525 #define SK_RECOVERYCTL_RX2_OFF	0x0004
526 #define SK_RECOVERYCTL_RX2_ON	0x0008
527 #define SK_RECOVERYCTL_TX1_OFF	0x0010
528 #define SK_RECOVERYCTL_TX1_ON	0x0020
529 #define SK_RECOVERYCTL_TX2_OFF	0x0040
530 #define SK_RECOVERYCTL_TX2_ON	0x0080
531 
532 #define SK_RECOVERY_XMAC_B2				\
533 	(SK_RECOVERYCTL_RX1_ON|SK_RECOVERYCTL_RX2_ON|	\
534 	SK_RECOVERYCTL_TX1_ON|SK_RECOVERYCTL_TX2_ON)
535 
536 #define SK_RECOVERY_XMAC_C1				\
537 	(SK_RECOVERYCTL_RX1_OFF|SK_RECOVERYCTL_RX2_OFF|	\
538 	SK_RECOVERYCTL_TX1_OFF|SK_RECOVERYCTL_TX2_OFF)
539 
540 /* Block 4 -- TX Arbiter MAC 1 */
541 #define SK_TXAR1_TIMERINIT	0x0200
542 #define SK_TXAR1_TIMERVAL	0x0204
543 #define SK_TXAR1_LIMITINIT	0x0208
544 #define SK_TXAR1_LIMITCNT	0x020C
545 #define SK_TXAR1_COUNTERCTL	0x0210
546 #define SK_TXAR1_COUNTERTST	0x0212
547 #define SK_TXAR1_COUNTERSTS	0x0212
548 
549 /* Block 5 -- TX Arbiter MAC 2 */
550 #define SK_TXAR2_TIMERINIT	0x0280
551 #define SK_TXAR2_TIMERVAL	0x0284
552 #define SK_TXAR2_LIMITINIT	0x0288
553 #define SK_TXAR2_LIMITCNT	0x028C
554 #define SK_TXAR2_COUNTERCTL	0x0290
555 #define SK_TXAR2_COUNTERTST	0x0291
556 #define SK_TXAR2_COUNTERSTS	0x0292
557 
558 #define SK_TXARCTL_OFF		0x01
559 #define SK_TXARCTL_ON		0x02
560 #define SK_TXARCTL_RATECTL_OFF	0x04
561 #define SK_TXARCTL_RATECTL_ON	0x08
562 #define SK_TXARCTL_ALLOC_OFF	0x10
563 #define SK_TXARCTL_ALLOC_ON	0x20
564 #define SK_TXARCTL_FSYNC_OFF	0x40
565 #define SK_TXARCTL_FSYNC_ON	0x80
566 
567 /* Block 6 -- External registers */
568 #define SK_EXTREG_BASE	0x300
569 #define SK_EXTREG_END	0x37C
570 
571 /* Block 7 -- PCI config registers */
572 #define SK_PCI_BASE	0x0380
573 #define SK_PCI_END	0x03FC
574 
575 /* Compute offset of mirrored PCI register */
576 #define SK_PCI_REG(reg)		((reg) + SK_PCI_BASE)
577 
578 /* Block 8 -- RX queue 1 */
579 #define SK_RXQ1_BUFCNT		0x0400
580 #define SK_RXQ1_BUFCTL		0x0402
581 #define SK_RXQ1_NEXTDESC	0x0404
582 #define SK_RXQ1_RXBUF_LO	0x0408
583 #define SK_RXQ1_RXBUF_HI	0x040C
584 #define SK_RXQ1_RXSTAT		0x0410
585 #define SK_RXQ1_TIMESTAMP	0x0414
586 #define SK_RXQ1_CSUM1		0x0418
587 #define SK_RXQ1_CSUM2		0x041A
588 #define SK_RXQ1_CSUM1_START	0x041C
589 #define SK_RXQ1_CSUM2_START	0x041E
590 #define SK_RXQ1_CURADDR_LO	0x0420
591 #define SK_RXQ1_CURADDR_HI	0x0424
592 #define SK_RXQ1_CURCNT_LO	0x0428
593 #define SK_RXQ1_CURCNT_HI	0x042C
594 #define SK_RXQ1_CURBYTES	0x0430
595 #define SK_RXQ1_BMU_CSR		0x0434
596 #define SK_RXQ1_WATERMARK	0x0438
597 #define SK_RXQ1_FLAG		0x043A
598 #define SK_RXQ1_TEST1		0x043C
599 #define SK_RXQ1_TEST2		0x0440
600 #define SK_RXQ1_TEST3		0x0444
601 
602 /* Block 9 -- RX queue 2 */
603 #define SK_RXQ2_BUFCNT		0x0480
604 #define SK_RXQ2_BUFCTL		0x0482
605 #define SK_RXQ2_NEXTDESC	0x0484
606 #define SK_RXQ2_RXBUF_LO	0x0488
607 #define SK_RXQ2_RXBUF_HI	0x048C
608 #define SK_RXQ2_RXSTAT		0x0490
609 #define SK_RXQ2_TIMESTAMP	0x0494
610 #define SK_RXQ2_CSUM1		0x0498
611 #define SK_RXQ2_CSUM2		0x049A
612 #define SK_RXQ2_CSUM1_START	0x049C
613 #define SK_RXQ2_CSUM2_START	0x049E
614 #define SK_RXQ2_CURADDR_LO	0x04A0
615 #define SK_RXQ2_CURADDR_HI	0x04A4
616 #define SK_RXQ2_CURCNT_LO	0x04A8
617 #define SK_RXQ2_CURCNT_HI	0x04AC
618 #define SK_RXQ2_CURBYTES	0x04B0
619 #define SK_RXQ2_BMU_CSR		0x04B4
620 #define SK_RXQ2_WATERMARK	0x04B8
621 #define SK_RXQ2_FLAG		0x04BA
622 #define SK_RXQ2_TEST1		0x04BC
623 #define SK_RXQ2_TEST2		0x04C0
624 #define SK_RXQ2_TEST3		0x04C4
625 
626 #define SK_RXBMU_CLR_IRQ_ERR		0x00000001
627 #define SK_RXBMU_CLR_IRQ_EOF		0x00000002
628 #define SK_RXBMU_CLR_IRQ_EOB		0x00000004
629 #define SK_RXBMU_CLR_IRQ_PAR		0x00000008
630 #define SK_RXBMU_RX_START		0x00000010
631 #define SK_RXBMU_RX_STOP		0x00000020
632 #define SK_RXBMU_POLL_OFF		0x00000040
633 #define SK_RXBMU_POLL_ON		0x00000080
634 #define SK_RXBMU_TRANSFER_SM_RESET	0x00000100
635 #define SK_RXBMU_TRANSFER_SM_UNRESET	0x00000200
636 #define SK_RXBMU_DESCWR_SM_RESET	0x00000400
637 #define SK_RXBMU_DESCWR_SM_UNRESET	0x00000800
638 #define SK_RXBMU_DESCRD_SM_RESET	0x00001000
639 #define SK_RXBMU_DESCRD_SM_UNRESET	0x00002000
640 #define SK_RXBMU_SUPERVISOR_SM_RESET	0x00004000
641 #define SK_RXBMU_SUPERVISOR_SM_UNRESET	0x00008000
642 #define SK_RXBMU_PFI_SM_RESET		0x00010000
643 #define SK_RXBMU_PFI_SM_UNRESET		0x00020000
644 #define SK_RXBMU_FIFO_RESET		0x00040000
645 #define SK_RXBMU_FIFO_UNRESET		0x00080000
646 #define SK_RXBMU_DESC_RESET		0x00100000
647 #define SK_RXBMU_DESC_UNRESET		0x00200000
648 #define SK_RXBMU_SUPERVISOR_IDLE	0x01000000
649 
650 #define SK_RXBMU_ONLINE		\
651 	(SK_RXBMU_TRANSFER_SM_UNRESET|SK_RXBMU_DESCWR_SM_UNRESET|	\
652 	SK_RXBMU_DESCRD_SM_UNRESET|SK_RXBMU_SUPERVISOR_SM_UNRESET|	\
653 	SK_RXBMU_PFI_SM_UNRESET|SK_RXBMU_FIFO_UNRESET|			\
654 	SK_RXBMU_DESC_UNRESET)
655 
656 #define SK_RXBMU_OFFLINE		\
657 	(SK_RXBMU_TRANSFER_SM_RESET|SK_RXBMU_DESCWR_SM_RESET|	\
658 	SK_RXBMU_DESCRD_SM_RESET|SK_RXBMU_SUPERVISOR_SM_RESET|	\
659 	SK_RXBMU_PFI_SM_RESET|SK_RXBMU_FIFO_RESET|		\
660 	SK_RXBMU_DESC_RESET)
661 
662 /* Block 12 -- TX sync queue 1 */
663 #define SK_TXQS1_BUFCNT		0x0600
664 #define SK_TXQS1_BUFCTL		0x0602
665 #define SK_TXQS1_NEXTDESC	0x0604
666 #define SK_TXQS1_RXBUF_LO	0x0608
667 #define SK_TXQS1_RXBUF_HI	0x060C
668 #define SK_TXQS1_RXSTAT		0x0610
669 #define SK_TXQS1_CSUM_STARTVAL	0x0614
670 #define SK_TXQS1_CSUM_STARTPOS	0x0618
671 #define SK_TXQS1_CSUM_WRITEPOS	0x061A
672 #define SK_TXQS1_CURADDR_LO	0x0620
673 #define SK_TXQS1_CURADDR_HI	0x0624
674 #define SK_TXQS1_CURCNT_LO	0x0628
675 #define SK_TXQS1_CURCNT_HI	0x062C
676 #define SK_TXQS1_CURBYTES	0x0630
677 #define SK_TXQS1_BMU_CSR	0x0634
678 #define SK_TXQS1_WATERMARK	0x0638
679 #define SK_TXQS1_FLAG		0x063A
680 #define SK_TXQS1_TEST1		0x063C
681 #define SK_TXQS1_TEST2		0x0640
682 #define SK_TXQS1_TEST3		0x0644
683 
684 /* Block 13 -- TX async queue 1 */
685 #define SK_TXQA1_BUFCNT		0x0680
686 #define SK_TXQA1_BUFCTL		0x0682
687 #define SK_TXQA1_NEXTDESC	0x0684
688 #define SK_TXQA1_RXBUF_LO	0x0688
689 #define SK_TXQA1_RXBUF_HI	0x068C
690 #define SK_TXQA1_RXSTAT		0x0690
691 #define SK_TXQA1_CSUM_STARTVAL	0x0694
692 #define SK_TXQA1_CSUM_STARTPOS	0x0698
693 #define SK_TXQA1_CSUM_WRITEPOS	0x069A
694 #define SK_TXQA1_CURADDR_LO	0x06A0
695 #define SK_TXQA1_CURADDR_HI	0x06A4
696 #define SK_TXQA1_CURCNT_LO	0x06A8
697 #define SK_TXQA1_CURCNT_HI	0x06AC
698 #define SK_TXQA1_CURBYTES	0x06B0
699 #define SK_TXQA1_BMU_CSR	0x06B4
700 #define SK_TXQA1_WATERMARK	0x06B8
701 #define SK_TXQA1_FLAG		0x06BA
702 #define SK_TXQA1_TEST1		0x06BC
703 #define SK_TXQA1_TEST2		0x06C0
704 #define SK_TXQA1_TEST3		0x06C4
705 
706 /* Block 14 -- TX sync queue 2 */
707 #define SK_TXQS2_BUFCNT		0x0700
708 #define SK_TXQS2_BUFCTL		0x0702
709 #define SK_TXQS2_NEXTDESC	0x0704
710 #define SK_TXQS2_RXBUF_LO	0x0708
711 #define SK_TXQS2_RXBUF_HI	0x070C
712 #define SK_TXQS2_RXSTAT		0x0710
713 #define SK_TXQS2_CSUM_STARTVAL	0x0714
714 #define SK_TXQS2_CSUM_STARTPOS	0x0718
715 #define SK_TXQS2_CSUM_WRITEPOS	0x071A
716 #define SK_TXQS2_CURADDR_LO	0x0720
717 #define SK_TXQS2_CURADDR_HI	0x0724
718 #define SK_TXQS2_CURCNT_LO	0x0728
719 #define SK_TXQS2_CURCNT_HI	0x072C
720 #define SK_TXQS2_CURBYTES	0x0730
721 #define SK_TXQS2_BMU_CSR	0x0734
722 #define SK_TXQS2_WATERMARK	0x0738
723 #define SK_TXQS2_FLAG		0x073A
724 #define SK_TXQS2_TEST1		0x073C
725 #define SK_TXQS2_TEST2		0x0740
726 #define SK_TXQS2_TEST3		0x0744
727 
728 /* Block 15 -- TX async queue 2 */
729 #define SK_TXQA2_BUFCNT		0x0780
730 #define SK_TXQA2_BUFCTL		0x0782
731 #define SK_TXQA2_NEXTDESC	0x0784
732 #define SK_TXQA2_RXBUF_LO	0x0788
733 #define SK_TXQA2_RXBUF_HI	0x078C
734 #define SK_TXQA2_RXSTAT		0x0790
735 #define SK_TXQA2_CSUM_STARTVAL	0x0794
736 #define SK_TXQA2_CSUM_STARTPOS	0x0798
737 #define SK_TXQA2_CSUM_WRITEPOS	0x079A
738 #define SK_TXQA2_CURADDR_LO	0x07A0
739 #define SK_TXQA2_CURADDR_HI	0x07A4
740 #define SK_TXQA2_CURCNT_LO	0x07A8
741 #define SK_TXQA2_CURCNT_HI	0x07AC
742 #define SK_TXQA2_CURBYTES	0x07B0
743 #define SK_TXQA2_BMU_CSR	0x07B4
744 #define SK_TXQA2_WATERMARK	0x07B8
745 #define SK_TXQA2_FLAG		0x07BA
746 #define SK_TXQA2_TEST1		0x07BC
747 #define SK_TXQA2_TEST2		0x07C0
748 #define SK_TXQA2_TEST3		0x07C4
749 
750 #define SK_TXBMU_CLR_IRQ_ERR		0x00000001
751 #define SK_TXBMU_CLR_IRQ_EOF		0x00000002
752 #define SK_TXBMU_CLR_IRQ_EOB		0x00000004
753 #define SK_TXBMU_TX_START		0x00000010
754 #define SK_TXBMU_TX_STOP		0x00000020
755 #define SK_TXBMU_POLL_OFF		0x00000040
756 #define SK_TXBMU_POLL_ON		0x00000080
757 #define SK_TXBMU_TRANSFER_SM_RESET	0x00000100
758 #define SK_TXBMU_TRANSFER_SM_UNRESET	0x00000200
759 #define SK_TXBMU_DESCWR_SM_RESET	0x00000400
760 #define SK_TXBMU_DESCWR_SM_UNRESET	0x00000800
761 #define SK_TXBMU_DESCRD_SM_RESET	0x00001000
762 #define SK_TXBMU_DESCRD_SM_UNRESET	0x00002000
763 #define SK_TXBMU_SUPERVISOR_SM_RESET	0x00004000
764 #define SK_TXBMU_SUPERVISOR_SM_UNRESET	0x00008000
765 #define SK_TXBMU_PFI_SM_RESET		0x00010000
766 #define SK_TXBMU_PFI_SM_UNRESET		0x00020000
767 #define SK_TXBMU_FIFO_RESET		0x00040000
768 #define SK_TXBMU_FIFO_UNRESET		0x00080000
769 #define SK_TXBMU_DESC_RESET		0x00100000
770 #define SK_TXBMU_DESC_UNRESET		0x00200000
771 #define SK_TXBMU_SUPERVISOR_IDLE	0x01000000
772 
773 #define SK_TXBMU_ONLINE		\
774 	(SK_TXBMU_TRANSFER_SM_UNRESET|SK_TXBMU_DESCWR_SM_UNRESET|	\
775 	SK_TXBMU_DESCRD_SM_UNRESET|SK_TXBMU_SUPERVISOR_SM_UNRESET|	\
776 	SK_TXBMU_PFI_SM_UNRESET|SK_TXBMU_FIFO_UNRESET|			\
777 	SK_TXBMU_DESC_UNRESET)
778 
779 #define SK_TXBMU_OFFLINE		\
780 	(SK_TXBMU_TRANSFER_SM_RESET|SK_TXBMU_DESCWR_SM_RESET|	\
781 	SK_TXBMU_DESCRD_SM_RESET|SK_TXBMU_SUPERVISOR_SM_RESET|	\
782 	SK_TXBMU_PFI_SM_RESET|SK_TXBMU_FIFO_RESET|		\
783 	SK_TXBMU_DESC_RESET)
784 
785 /* Block 16 -- Receive RAMbuffer 1 */
786 #define SK_RXRB1_START		0x0800
787 #define SK_RXRB1_END		0x0804
788 #define SK_RXRB1_WR_PTR		0x0808
789 #define SK_RXRB1_RD_PTR		0x080C
790 #define SK_RXRB1_UTHR_PAUSE	0x0810
791 #define SK_RXRB1_LTHR_PAUSE	0x0814
792 #define SK_RXRB1_UTHR_HIPRIO	0x0818
793 #define SK_RXRB1_UTHR_LOPRIO	0x081C
794 #define SK_RXRB1_PKTCNT		0x0820
795 #define SK_RXRB1_LVL		0x0824
796 #define SK_RXRB1_CTLTST		0x0828
797 
798 /* Block 17 -- Receive RAMbuffer 2 */
799 #define SK_RXRB2_START		0x0880
800 #define SK_RXRB2_END		0x0884
801 #define SK_RXRB2_WR_PTR		0x0888
802 #define SK_RXRB2_RD_PTR		0x088C
803 #define SK_RXRB2_UTHR_PAUSE	0x0890
804 #define SK_RXRB2_LTHR_PAUSE	0x0894
805 #define SK_RXRB2_UTHR_HIPRIO	0x0898
806 #define SK_RXRB2_UTHR_LOPRIO	0x089C
807 #define SK_RXRB2_PKTCNT		0x08A0
808 #define SK_RXRB2_LVL		0x08A4
809 #define SK_RXRB2_CTLTST		0x08A8
810 
811 /* Block 20 -- Sync. Transmit RAMbuffer 1 */
812 #define SK_TXRBS1_START		0x0A00
813 #define SK_TXRBS1_END		0x0A04
814 #define SK_TXRBS1_WR_PTR	0x0A08
815 #define SK_TXRBS1_RD_PTR	0x0A0C
816 #define SK_TXRBS1_PKTCNT	0x0A20
817 #define SK_TXRBS1_LVL		0x0A24
818 #define SK_TXRBS1_CTLTST	0x0A28
819 
820 /* Block 21 -- Async. Transmit RAMbuffer 1 */
821 #define SK_TXRBA1_START		0x0A80
822 #define SK_TXRBA1_END		0x0A84
823 #define SK_TXRBA1_WR_PTR	0x0A88
824 #define SK_TXRBA1_RD_PTR	0x0A8C
825 #define SK_TXRBA1_PKTCNT	0x0AA0
826 #define SK_TXRBA1_LVL		0x0AA4
827 #define SK_TXRBA1_CTLTST	0x0AA8
828 
829 /* Block 22 -- Sync. Transmit RAMbuffer 2 */
830 #define SK_TXRBS2_START		0x0B00
831 #define SK_TXRBS2_END		0x0B04
832 #define SK_TXRBS2_WR_PTR	0x0B08
833 #define SK_TXRBS2_RD_PTR	0x0B0C
834 #define SK_TXRBS2_PKTCNT	0x0B20
835 #define SK_TXRBS2_LVL		0x0B24
836 #define SK_TXRBS2_CTLTST	0x0B28
837 
838 /* Block 23 -- Async. Transmit RAMbuffer 2 */
839 #define SK_TXRBA2_START		0x0B80
840 #define SK_TXRBA2_END		0x0B84
841 #define SK_TXRBA2_WR_PTR	0x0B88
842 #define SK_TXRBA2_RD_PTR	0x0B8C
843 #define SK_TXRBA2_PKTCNT	0x0BA0
844 #define SK_TXRBA2_LVL		0x0BA4
845 #define SK_TXRBA2_CTLTST	0x0BA8
846 
847 #define SK_RBCTL_RESET		0x00000001
848 #define SK_RBCTL_UNRESET	0x00000002
849 #define SK_RBCTL_OFF		0x00000004
850 #define SK_RBCTL_ON		0x00000008
851 #define SK_RBCTL_STORENFWD_OFF	0x00000010
852 #define SK_RBCTL_STORENFWD_ON	0x00000020
853 
854 /* Block 24 -- RX MAC FIFO 1 regisrers and LINK_SYNC counter */
855 #define SK_RXF1_END		0x0C00
856 #define SK_RXF1_WPTR		0x0C04
857 #define SK_RXF1_RPTR		0x0C0C
858 #define SK_RXF1_PKTCNT		0x0C10
859 #define SK_RXF1_LVL		0x0C14
860 #define SK_RXF1_MACCTL		0x0C18
861 #define SK_RXF1_CTL		0x0C1C
862 #define SK_RXLED1_CNTINIT	0x0C20
863 #define SK_RXLED1_COUNTER	0x0C24
864 #define SK_RXLED1_CTL		0x0C28
865 #define SK_RXLED1_TST		0x0C29
866 #define SK_LINK_SYNC1_CINIT	0x0C30
867 #define SK_LINK_SYNC1_COUNTER	0x0C34
868 #define SK_LINK_SYNC1_CTL	0x0C38
869 #define SK_LINK_SYNC1_TST	0x0C39
870 #define SK_LINKLED1_CTL		0x0C3C
871 
872 #define SK_FIFO_END		0x3F
873 
874 /* Receive MAC FIFO 1 (Yukon Only) */
875 #define SK_RXMF1_END		0x0C40
876 #define SK_RXMF1_THRESHOLD	0x0C44
877 #define SK_RXMF1_CTRL_TEST	0x0C48
878 #define SK_RXMF1_WRITE_PTR	0x0C60
879 #define SK_RXMF1_WRITE_LEVEL	0x0C68
880 #define SK_RXMF1_READ_PTR	0x0C70
881 #define SK_RXMF1_READ_LEVEL	0x0C78
882 
883 #define SK_RFCTL_WR_PTR_TST_ON	0x00004000	/* Write pointer test on*/
884 #define SK_RFCTL_WR_PTR_TST_OFF	0x00002000	/* Write pointer test off */
885 #define SK_RFCTL_WR_PTR_STEP	0x00001000	/* Write pointer increment */
886 #define SK_RFCTL_RD_PTR_TST_ON	0x00000400	/* Read pointer test on */
887 #define SK_RFCTL_RD_PTR_TST_OFF	0x00000200	/* Read pointer test off */
888 #define SK_RFCTL_RD_PTR_STEP	0x00000100	/* Read pointer increment */
889 #define SK_RFCTL_RX_FIFO_OVER	0x00000040	/* Clear IRQ RX FIFO Overrun */
890 #define SK_RFCTL_FRAME_RX_DONE	0x00000010	/* Clear IRQ Frame RX Done */
891 #define SK_RFCTL_OPERATION_ON	0x00000008	/* Operational mode on */
892 #define SK_RFCTL_OPERATION_OFF	0x00000004	/* Operational mode off */
893 #define SK_RFCTL_RESET_CLEAR	0x00000002	/* MAC FIFO Reset Clear */
894 #define SK_RFCTL_RESET_SET	0x00000001	/* MAC FIFO Reset Set */
895 
896 /* Block 25 -- RX MAC FIFO 2 regisrers and LINK_SYNC counter */
897 #define SK_RXF2_END		0x0C80
898 #define SK_RXF2_WPTR		0x0C84
899 #define SK_RXF2_RPTR		0x0C8C
900 #define SK_RXF2_PKTCNT		0x0C90
901 #define SK_RXF2_LVL		0x0C94
902 #define SK_RXF2_MACCTL		0x0C98
903 #define SK_RXF2_CTL		0x0C9C
904 #define SK_RXLED2_CNTINIT	0x0CA0
905 #define SK_RXLED2_COUNTER	0x0CA4
906 #define SK_RXLED2_CTL		0x0CA8
907 #define SK_RXLED2_TST		0x0CA9
908 #define SK_LINK_SYNC2_CINIT	0x0CB0
909 #define SK_LINK_SYNC2_COUNTER	0x0CB4
910 #define SK_LINK_SYNC2_CTL	0x0CB8
911 #define SK_LINK_SYNC2_TST	0x0CB9
912 #define SK_LINKLED2_CTL		0x0CBC
913 
914 #define SK_RXMACCTL_CLR_IRQ_NOSTS	0x00000001
915 #define SK_RXMACCTL_CLR_IRQ_NOTSTAMP	0x00000002
916 #define SK_RXMACCTL_TSTAMP_OFF		0x00000004
917 #define SK_RXMACCTL_RSTAMP_ON		0x00000008
918 #define SK_RXMACCTL_FLUSH_OFF		0x00000010
919 #define SK_RXMACCTL_FLUSH_ON		0x00000020
920 #define SK_RXMACCTL_PAUSE_OFF		0x00000040
921 #define SK_RXMACCTL_PAUSE_ON		0x00000080
922 #define SK_RXMACCTL_AFULL_OFF		0x00000100
923 #define SK_RXMACCTL_AFULL_ON		0x00000200
924 #define SK_RXMACCTL_VALIDTIME_PATCH_OFF	0x00000400
925 #define SK_RXMACCTL_VALIDTIME_PATCH_ON	0x00000800
926 #define SK_RXMACCTL_RXRDY_PATCH_OFF	0x00001000
927 #define SK_RXMACCTL_RXRDY_PATCH_ON	0x00002000
928 #define SK_RXMACCTL_STS_TIMEO		0x00FF0000
929 #define SK_RXMACCTL_TSTAMP_TIMEO	0xFF000000
930 
931 #define SK_RXLEDCTL_ENABLE		0x0001
932 #define SK_RXLEDCTL_COUNTER_STOP	0x0002
933 #define SK_RXLEDCTL_COUNTER_START	0x0004
934 
935 #define SK_LINKLED_OFF			0x0001
936 #define SK_LINKLED_ON			0x0002
937 #define SK_LINKLED_LINKSYNC_OFF		0x0004
938 #define SK_LINKLED_LINKSYNC_ON		0x0008
939 #define SK_LINKLED_BLINK_OFF		0x0010
940 #define SK_LINKLED_BLINK_ON		0x0020
941 
942 /* Block 26 -- TX MAC FIFO 1 regisrers  */
943 #define SK_TXF1_END		0x0D00
944 #define SK_TXF1_WPTR		0x0D04
945 #define SK_TXF1_RPTR		0x0D0C
946 #define SK_TXF1_PKTCNT		0x0D10
947 #define SK_TXF1_LVL		0x0D14
948 #define SK_TXF1_MACCTL		0x0D18
949 #define SK_TXF1_CTL		0x0D1C
950 #define SK_TXLED1_CNTINIT	0x0D20
951 #define SK_TXLED1_COUNTER	0x0D24
952 #define SK_TXLED1_CTL		0x0D28
953 #define SK_TXLED1_TST		0x0D29
954 
955 /* Receive MAC FIFO 1 (Yukon Only) */
956 #define SK_TXMF1_END		0x0D40
957 #define SK_TXMF1_THRESHOLD	0x0D44
958 #define SK_TXMF1_CTRL_TEST	0x0D48
959 #define SK_TXMF1_WRITE_PTR	0x0D60
960 #define SK_TXMF1_WRITE_SHADOW	0x0D64
961 #define SK_TXMF1_WRITE_LEVEL	0x0D68
962 #define SK_TXMF1_READ_PTR	0x0D70
963 #define SK_TXMF1_RESTART_PTR	0x0D74
964 #define SK_TXMF1_READ_LEVEL	0x0D78
965 
966 #define SK_TFCTL_WR_PTR_TST_ON	0x00004000	/* Write pointer test on*/
967 #define SK_TFCTL_WR_PTR_TST_OFF	0x00002000	/* Write pointer test off */
968 #define SK_TFCTL_WR_PTR_STEP	0x00001000	/* Write pointer increment */
969 #define SK_TFCTL_RD_PTR_TST_ON	0x00000400	/* Read pointer test on */
970 #define SK_TFCTL_RD_PTR_TST_OFF	0x00000200	/* Read pointer test off */
971 #define SK_TFCTL_RD_PTR_STEP	0x00000100	/* Read pointer increment */
972 #define SK_TFCTL_TX_FIFO_UNDER	0x00000040	/* Clear IRQ TX FIFO Under */
973 #define SK_TFCTL_FRAME_TX_DONE	0x00000020	/* Clear IRQ Frame TX Done */
974 #define SK_TFCTL_IRQ_PARITY_ER	0x00000010	/* Clear IRQ Parity Error */
975 #define SK_TFCTL_OPERATION_ON	0x00000008	/* Operational mode on */
976 #define SK_TFCTL_OPERATION_OFF	0x00000004	/* Operational mode off */
977 #define SK_TFCTL_RESET_CLEAR	0x00000002	/* MAC FIFO Reset Clear */
978 #define SK_TFCTL_RESET_SET	0x00000001	/* MAC FIFO Reset Set */
979 
980 /* Block 27 -- TX MAC FIFO 2 regisrers  */
981 #define SK_TXF2_END		0x0D80
982 #define SK_TXF2_WPTR		0x0D84
983 #define SK_TXF2_RPTR		0x0D8C
984 #define SK_TXF2_PKTCNT		0x0D90
985 #define SK_TXF2_LVL		0x0D94
986 #define SK_TXF2_MACCTL		0x0D98
987 #define SK_TXF2_CTL		0x0D9C
988 #define SK_TXLED2_CNTINIT	0x0DA0
989 #define SK_TXLED2_COUNTER	0x0DA4
990 #define SK_TXLED2_CTL		0x0DA8
991 #define SK_TXLED2_TST		0x0DA9
992 
993 #define SK_TXMACCTL_XMAC_RESET		0x00000001
994 #define SK_TXMACCTL_XMAC_UNRESET	0x00000002
995 #define SK_TXMACCTL_LOOP_OFF		0x00000004
996 #define SK_TXMACCTL_LOOP_ON		0x00000008
997 #define SK_TXMACCTL_FLUSH_OFF		0x00000010
998 #define SK_TXMACCTL_FLUSH_ON		0x00000020
999 #define SK_TXMACCTL_WAITEMPTY_OFF	0x00000040
1000 #define SK_TXMACCTL_WAITEMPTY_ON	0x00000080
1001 #define SK_TXMACCTL_AFULL_OFF		0x00000100
1002 #define SK_TXMACCTL_AFULL_ON		0x00000200
1003 #define SK_TXMACCTL_TXRDY_PATCH_OFF	0x00000400
1004 #define SK_TXMACCTL_RXRDY_PATCH_ON	0x00000800
1005 #define SK_TXMACCTL_PKT_RECOVERY_OFF	0x00001000
1006 #define SK_TXMACCTL_PKT_RECOVERY_ON	0x00002000
1007 #define SK_TXMACCTL_CLR_IRQ_PERR	0x00008000
1008 #define SK_TXMACCTL_WAITAFTERFLUSH	0x00010000
1009 
1010 #define SK_TXLEDCTL_ENABLE		0x0001
1011 #define SK_TXLEDCTL_COUNTER_STOP	0x0002
1012 #define SK_TXLEDCTL_COUNTER_START	0x0004
1013 
1014 #define SK_FIFO_RESET		0x00000001
1015 #define SK_FIFO_UNRESET		0x00000002
1016 #define SK_FIFO_OFF		0x00000004
1017 #define SK_FIFO_ON		0x00000008
1018 
1019 /* Block 28 -- Descriptor Poll Timer */
1020 #define SK_DPT_INIT		0x0e00	/* Initial value 24 bits */
1021 #define SK_DPT_TIMER		0x0e04	/* Mul of 78.12MHz clk (24b) */
1022 
1023 #define SK_DPT_TIMER_CTRL	0x0e08	/* Timer Control 16 bits */
1024 #define SK_DPT_TCTL_STOP	0x0001	/* Stop Timer */
1025 #define SK_DPT_TCTL_START	0x0002	/* Start Timer */
1026 
1027 #define SK_DPT_TIMER_TEST	0x0e0a	/* Timer Test 16 bits */
1028 #define SK_DPT_TTEST_STEP	0x0001	/* Timer Decrement */
1029 #define SK_DPT_TTEST_OFF	0x0002	/* Test Mode Off */
1030 #define SK_DPT_TTEST_ON		0x0004	/* Test Mode On */
1031 
1032 /* Block 29 -- reserved */
1033 
1034 /* Block 30 -- GMAC/GPHY Control Registers (Yukon Only)*/
1035 #define SK_GMAC_CTRL		0x0f00	/* GMAC Control Register */
1036 #define SK_GPHY_CTRL		0x0f04	/* GPHY Control Register */
1037 #define SK_GMAC_ISR		0x0f08	/* GMAC Interrupt Source Register */
1038 #define SK_GMAC_IMR		0x0f08	/* GMAC Interrupt Mask Register */
1039 #define SK_LINK_CTRL		0x0f10	/* Link Control Register (LCR) */
1040 #define SK_WOL_CTRL		0x0f20	/* Wake on LAN Control Register */
1041 #define SK_MAC_ADDR_LOW		0x0f24	/* Mack Address Registers LOW */
1042 #define SK_MAC_ADDR_HIGH	0x0f28	/* Mack Address Registers HIGH */
1043 #define SK_PAT_READ_PTR		0x0f2c	/* Pattern Read Pointer Register */
1044 #define SK_PAT_LEN_REG0		0x0f30	/* Pattern Length Register 0 */
1045 #define SK_PAT_LEN0		0x0f30	/* Pattern Length 0 */
1046 #define SK_PAT_LEN1		0x0f31	/* Pattern Length 1 */
1047 #define SK_PAT_LEN2		0x0f32	/* Pattern Length 2 */
1048 #define SK_PAT_LEN3		0x0f33	/* Pattern Length 3 */
1049 #define SK_PAT_LEN_REG1		0x0f34	/* Pattern Length Register 1 */
1050 #define SK_PAT_LEN4		0x0f34	/* Pattern Length 4 */
1051 #define SK_PAT_LEN5		0x0f35	/* Pattern Length 5 */
1052 #define SK_PAT_LEN6		0x0f36	/* Pattern Length 6 */
1053 #define SK_PAT_LEN7		0x0f37	/* Pattern Length 7 */
1054 #define SK_PAT_CTR_REG0		0x0f38	/* Pattern Counter Register 0 */
1055 #define SK_PAT_CTR0		0x0f38	/* Pattern Counter 0 */
1056 #define SK_PAT_CTR1		0x0f39	/* Pattern Counter 1 */
1057 #define SK_PAT_CTR2		0x0f3a	/* Pattern Counter 2 */
1058 #define SK_PAT_CTR3		0x0f3b	/* Pattern Counter 3 */
1059 #define SK_PAT_CTR_REG1		0x0f3c	/* Pattern Counter Register 1 */
1060 #define SK_PAT_CTR4		0x0f3c	/* Pattern Counter 4 */
1061 #define SK_PAT_CTR5		0x0f3d	/* Pattern Counter 5 */
1062 #define SK_PAT_CTR6		0x0f3e	/* Pattern Counter 6 */
1063 #define SK_PAT_CTR7		0x0f3f	/* Pattern Counter 7 */
1064 
1065 #define SK_GMAC_LOOP_ON		0x00000020	/* Loopback mode for testing */
1066 #define SK_GMAC_LOOP_OFF	0x00000010	/* purposes */
1067 #define SK_GMAC_PAUSE_ON	0x00000008	/* enable forward of pause */
1068 #define SK_GMAC_PAUSE_OFF	0x00000004	/* signal to GMAC */
1069 #define SK_GMAC_RESET_CLEAR	0x00000002	/* Clear GMAC Reset */
1070 #define SK_GMAC_RESET_SET	0x00000001	/* Set GMAC Reset */
1071 
1072 #define SK_GPHY_SEL_BDT		0x10000000	/* Select Bidirectional xfer */
1073 #define SK_GPHY_INT_POL_HI	0x08000000	/* IRQ Polarity Active */
1074 #define SK_GPHY_75_OHM		0x04000000	/* Use 75 Ohm Termination */
1075 #define SK_GPHY_DIS_FC		0x02000000	/* Disable Auto Fiber/Copper */
1076 #define SK_GPHY_DIS_SLEEP	0x01000000	/* Disable Energy Detect */
1077 #define SK_GPHY_HWCFG_M_3	0x00800000	/* HWCFG_MODE[3] */
1078 #define SK_GPHY_HWCFG_M_2	0x00400000	/* HWCFG_MODE[2] */
1079 #define SK_GPHY_HWCFG_M_1	0x00200000	/* HWCFG_MODE[1] */
1080 #define SK_GPHY_HWCFG_M_0	0x00100000	/* HWCFG_MODE[0] */
1081 #define SK_GPHY_ANEG_0		0x00080000	/* ANEG[0] */
1082 #define SK_GPHY_ENA_XC		0x00040000	/* Enable MDI Crossover */
1083 #define SK_GPHY_DIS_125		0x00020000	/* Disable 125MHz Clock */
1084 #define SK_GPHY_ANEG_3		0x00010000	/* ANEG[3] */
1085 #define SK_GPHY_ANEG_2		0x00008000	/* ANEG[2] */
1086 #define SK_GPHY_ANEG_1		0x00004000	/* ANEG[1] */
1087 #define SK_GPHY_ENA_PAUSE	0x00002000	/* Enable Pause */
1088 #define SK_GPHY_PHYADDR_4	0x00001000	/* Bit 4 of Phy Addr */
1089 #define SK_GPHY_PHYADDR_3	0x00000800	/* Bit 3 of Phy Addr */
1090 #define SK_GPHY_PHYADDR_2	0x00000400	/* Bit 2 of Phy Addr */
1091 #define SK_GPHY_PHYADDR_1	0x00000200	/* Bit 1 of Phy Addr */
1092 #define SK_GPHY_PHYADDR_0	0x00000100	/* Bit 0 of Phy Addr */
1093 #define SK_GPHY_RESET_CLEAR	0x00000002	/* Clear GPHY Reset */
1094 #define SK_GPHY_RESET_SET	0x00000001	/* Set GPHY Reset */
1095 
1096 #define SK_GPHY_COPPER		(SK_GPHY_HWCFG_M_0 | SK_GPHY_HWCFG_M_1 | \
1097 				 SK_GPHY_HWCFG_M_2 | SK_GPHY_HWCFG_M_3 )
1098 #define SK_GPHY_FIBER		(SK_GPHY_HWCFG_M_0 | SK_GPHY_HWCFG_M_1 | \
1099 				 SK_GPHY_HWCFG_M_2 )
1100 #define SK_GPHY_ANEG_ALL	(SK_GPHY_ANEG_0 | SK_GPHY_ANEG_1 | \
1101 				 SK_GPHY_ANEG_2 | SK_GPHY_ANEG_3 )
1102 
1103 #define SK_GMAC_INT_TX_OFLOW	0x20	/* Transmit Counter Overflow */
1104 #define SK_GMAC_INT_RX_OFLOW	0x10	/* Receiver Overflow */
1105 #define SK_GMAC_INT_TX_UNDER	0x08	/* Transmit FIFO Underrun */
1106 #define SK_GMAC_INT_TX_DONE	0x04	/* Transmit Complete */
1107 #define SK_GMAC_INT_RX_OVER	0x02	/* Receive FIFO Overrun */
1108 #define SK_GMAC_INT_RX_DONE	0x01	/* Receive Complete */
1109 
1110 #define SK_LINK_RESET_CLEAR	0x0002	/* Link Reset Clear */
1111 #define SK_LINK_RESET_SET	0x0001	/* Link Reset Set */
1112 
1113 /* Block 31 -- reserved */
1114 
1115 /* Block 32-33 -- Pattern Ram */
1116 #define SK_WOL_PRAM		0x1000
1117 
1118 /* Block 0x22 - 0x3f -- reserved */
1119 
1120 /* Block 0x40 to 0x4F -- XMAC 1 registers */
1121 #define SK_XMAC1_BASE	0x2000
1122 
1123 /* Block 0x50 to 0x5F -- MARV 1 registers */
1124 #define SK_MARV1_BASE	0x2800
1125 
1126 /* Block 0x60 to 0x6F -- XMAC 2 registers */
1127 #define SK_XMAC2_BASE	0x3000
1128 
1129 /* Block 0x70 to 0x7F -- MARV 2 registers */
1130 #define SK_MARV2_BASE	0x3800
1131 
1132 /* Compute relative offset of an XMAC register in the XMAC window(s). */
1133 #define SK_XMAC_REG(sc, reg)	(((reg) * 2) + SK_XMAC1_BASE +		\
1134 	(((sc)->sk_port) * (SK_XMAC2_BASE - SK_XMAC1_BASE)))
1135 
1136 #if 0
1137 #define SK_XM_READ_4(sc, reg)						\
1138 	((sk_win_read_2(sc->sk_softc,					\
1139 	SK_XMAC_REG(sc, reg)) & 0xFFFF) |				\
1140 	((sk_win_read_2(sc->sk_softc,					\
1141 	SK_XMAC_REG(sc, reg + 2)) & 0xFFFF) << 16))
1142 
1143 #define SK_XM_WRITE_4(sc, reg, val)					\
1144 	sk_win_write_2(sc->sk_softc, SK_XMAC_REG(sc, reg),		\
1145 	((val) & 0xFFFF));						\
1146 	sk_win_write_2(sc->sk_softc, SK_XMAC_REG(sc, reg + 2),		\
1147 	((val) >> 16) & 0xFFFF)
1148 #else
1149 #define SK_XM_READ_4(sc, reg)		\
1150 	sk_win_read_4(sc->sk_softc, SK_XMAC_REG(sc, reg))
1151 
1152 #define SK_XM_WRITE_4(sc, reg, val)	\
1153 	sk_win_write_4(sc->sk_softc, SK_XMAC_REG(sc, reg), (val))
1154 #endif
1155 
1156 #define SK_XM_READ_2(sc, reg)		\
1157 	sk_win_read_2(sc->sk_softc, SK_XMAC_REG(sc, reg))
1158 
1159 #define SK_XM_WRITE_2(sc, reg, val)	\
1160 	sk_win_write_2(sc->sk_softc, SK_XMAC_REG(sc, reg), val)
1161 
1162 #define SK_XM_SETBIT_4(sc, reg, x)	\
1163 	SK_XM_WRITE_4(sc, reg, (SK_XM_READ_4(sc, reg)) | (x))
1164 
1165 #define SK_XM_CLRBIT_4(sc, reg, x)	\
1166 	SK_XM_WRITE_4(sc, reg, (SK_XM_READ_4(sc, reg)) & ~(x))
1167 
1168 #define SK_XM_SETBIT_2(sc, reg, x)	\
1169 	SK_XM_WRITE_2(sc, reg, (SK_XM_READ_2(sc, reg)) | (x))
1170 
1171 #define SK_XM_CLRBIT_2(sc, reg, x)	\
1172 	SK_XM_WRITE_2(sc, reg, (SK_XM_READ_2(sc, reg)) & ~(x))
1173 
1174 /* Compute relative offset of an MARV register in the MARV window(s). */
1175 #define SK_YU_REG(sc, reg) \
1176 	((reg) + SK_MARV1_BASE + \
1177 	(((sc)->sk_port) * (SK_MARV2_BASE - SK_MARV1_BASE)))
1178 
1179 #define SK_YU_READ_4(sc, reg)		\
1180 	sk_win_read_4((sc)->sk_softc, SK_YU_REG((sc), (reg)))
1181 
1182 #define SK_YU_READ_2(sc, reg)		\
1183 	sk_win_read_2((sc)->sk_softc, SK_YU_REG((sc), (reg)))
1184 
1185 #define SK_YU_WRITE_4(sc, reg, val)	\
1186 	sk_win_write_4((sc)->sk_softc, SK_YU_REG((sc), (reg)), (val))
1187 
1188 #define SK_YU_WRITE_2(sc, reg, val)	\
1189 	sk_win_write_2((sc)->sk_softc, SK_YU_REG((sc), (reg)), (val))
1190 
1191 #define SK_YU_SETBIT_4(sc, reg, x)	\
1192 	SK_YU_WRITE_4(sc, reg, (SK_YU_READ_4(sc, reg)) | (x))
1193 
1194 #define SK_YU_CLRBIT_4(sc, reg, x)	\
1195 	SK_YU_WRITE_4(sc, reg, (SK_YU_READ_4(sc, reg)) & ~(x))
1196 
1197 #define SK_YU_SETBIT_2(sc, reg, x)	\
1198 	SK_YU_WRITE_2(sc, reg, (SK_YU_READ_2(sc, reg)) | (x))
1199 
1200 #define SK_YU_CLRBIT_2(sc, reg, x)	\
1201 	SK_YU_WRITE_2(sc, reg, (SK_YU_READ_2(sc, reg)) & ~(x))
1202 
1203 /*
1204  * The default FIFO threshold on the XMAC II is 4 bytes. On
1205  * dual port NICs, this often leads to transmit underruns, so we
1206  * bump the threshold a little.
1207  */
1208 #define SK_XM_TX_FIFOTHRESH	512
1209 
1210 #define SK_PCI_VENDOR_ID	0x0000
1211 #define SK_PCI_DEVICE_ID	0x0002
1212 #define SK_PCI_COMMAND		0x0004
1213 #define SK_PCI_STATUS		0x0006
1214 #define SK_PCI_REVID		0x0008
1215 #define SK_PCI_CLASSCODE	0x0009
1216 #define SK_PCI_CACHELEN		0x000C
1217 #define SK_PCI_LATENCY_TIMER	0x000D
1218 #define SK_PCI_HEADER_TYPE	0x000E
1219 #define SK_PCI_LOMEM		0x0010
1220 #define SK_PCI_LOIO		0x0014
1221 #define SK_PCI_SUBVEN_ID	0x002C
1222 #define SK_PCI_SYBSYS_ID	0x002E
1223 #define SK_PCI_BIOSROM		0x0030
1224 #define SK_PCI_INTLINE		0x003C
1225 #define SK_PCI_INTPIN		0x003D
1226 #define SK_PCI_MINGNT		0x003E
1227 #define SK_PCI_MINLAT		0x003F
1228 
1229 /* device specific PCI registers */
1230 #define SK_PCI_OURREG1		0x0040
1231 #define SK_PCI_OURREG2		0x0044
1232 #define SK_PCI_CAPID		0x0048 /* 8 bits */
1233 #define SK_PCI_NEXTPTR		0x0049 /* 8 bits */
1234 #define SK_PCI_PWRMGMTCAP	0x004A /* 16 bits */
1235 #define SK_PCI_PWRMGMTCTRL	0x004C /* 16 bits */
1236 #define SK_PCI_PME_EVENT	0x004F
1237 #define SK_PCI_VPD_CAPID	0x0050
1238 #define SK_PCI_VPD_NEXTPTR	0x0051
1239 #define SK_PCI_VPD_ADDR		0x0052
1240 #define SK_PCI_VPD_DATA		0x0054
1241 
1242 #define SK_PSTATE_MASK		0x0003
1243 #define SK_PSTATE_D0		0x0000
1244 #define SK_PSTATE_D1		0x0001
1245 #define SK_PSTATE_D2		0x0002
1246 #define SK_PSTATE_D3		0x0003
1247 #define SK_PME_EN		0x0010
1248 #define SK_PME_STATUS		0x8000
1249 
1250 /*
1251  * VPD flag bit. Set to 0 to initiate a read, will become 1 when
1252  * read is complete. Set to 1 to initiate a write, will become 0
1253  * when write is finished.
1254  */
1255 #define SK_VPD_FLAG		0x8000
1256 
1257 /* VPD structures */
1258 struct vpd_res {
1259 	u_int8_t		vr_id;
1260 	u_int8_t		vr_len;
1261 	u_int8_t		vr_pad;
1262 };
1263 
1264 struct vpd_key {
1265 	char			vk_key[2];
1266 	u_int8_t		vk_len;
1267 };
1268 
1269 #define VPD_RES_ID	0x82	/* ID string */
1270 #define VPD_RES_READ	0x90	/* start of read only area */
1271 #define VPD_RES_WRITE	0x81	/* start of read/write area */
1272 #define VPD_RES_END	0x78	/* end tag */
1273 
1274 #define CSR_WRITE_4(sc, reg, val)	\
1275 	bus_space_write_4((sc)->sk_btag, (sc)->sk_bhandle, (reg), (val))
1276 #define CSR_WRITE_2(sc, reg, val)	\
1277 	bus_space_write_2((sc)->sk_btag, (sc)->sk_bhandle, (reg), (val))
1278 #define CSR_WRITE_1(sc, reg, val)	\
1279 	bus_space_write_1((sc)->sk_btag, (sc)->sk_bhandle, (reg), (val))
1280 
1281 #define CSR_READ_4(sc, reg)		\
1282 	bus_space_read_4((sc)->sk_btag, (sc)->sk_bhandle, (reg))
1283 #define CSR_READ_2(sc, reg)		\
1284 	bus_space_read_2((sc)->sk_btag, (sc)->sk_bhandle, (reg))
1285 #define CSR_READ_1(sc, reg)		\
1286 	bus_space_read_1((sc)->sk_btag, (sc)->sk_bhandle, (reg))
1287 
1288 struct sk_type {
1289 	u_int16_t		sk_vid;
1290 	u_int16_t		sk_did;
1291 	char			*sk_name;
1292 };
1293 
1294 /* RX queue descriptor data structure */
1295 struct sk_rx_desc {
1296 	u_int32_t		sk_ctl;
1297 	u_int32_t		sk_next;
1298 	u_int32_t		sk_data_lo;
1299 	u_int32_t		sk_data_hi;
1300 	u_int32_t		sk_xmac_rxstat;
1301 	u_int32_t		sk_timestamp;
1302 	u_int16_t		sk_csum2;
1303 	u_int16_t		sk_csum1;
1304 	u_int16_t		sk_csum2_start;
1305 	u_int16_t		sk_csum1_start;
1306 };
1307 
1308 #define SK_OPCODE_DEFAULT	0x00550000
1309 #define SK_OPCODE_CSUM		0x00560000
1310 
1311 #define SK_RXCTL_LEN		0x0000FFFF
1312 #define SK_RXCTL_OPCODE		0x00FF0000
1313 #define SK_RXCTL_TSTAMP_VALID	0x01000000
1314 #define SK_RXCTL_STATUS_VALID	0x02000000
1315 #define SK_RXCTL_DEV0		0x04000000
1316 #define SK_RXCTL_EOF_INTR	0x08000000
1317 #define SK_RXCTL_EOB_INTR	0x10000000
1318 #define SK_RXCTL_LASTFRAG	0x20000000
1319 #define SK_RXCTL_FIRSTFRAG	0x40000000
1320 #define SK_RXCTL_OWN		0x80000000
1321 
1322 #define SK_RXSTAT	\
1323 	(SK_OPCODE_DEFAULT|SK_RXCTL_EOF_INTR|SK_RXCTL_LASTFRAG| \
1324 	 SK_RXCTL_FIRSTFRAG|SK_RXCTL_OWN)
1325 
1326 struct sk_tx_desc {
1327 	u_int32_t		sk_ctl;
1328 	u_int32_t		sk_next;
1329 	u_int32_t		sk_data_lo;
1330 	u_int32_t		sk_data_hi;
1331 	u_int32_t		sk_xmac_txstat;
1332 	u_int16_t		sk_rsvd0;
1333 	u_int16_t		sk_csum_startval;
1334 	u_int16_t		sk_csum_startpos;
1335 	u_int16_t		sk_csum_writepos;
1336 	u_int32_t		sk_rsvd1;
1337 };
1338 
1339 #define SK_TXCTL_LEN		0x0000FFFF
1340 #define SK_TXCTL_OPCODE		0x00FF0000
1341 #define SK_TXCTL_SW		0x01000000
1342 #define SK_TXCTL_NOCRC		0x02000000
1343 #define SK_TXCTL_STORENFWD	0x04000000
1344 #define SK_TXCTL_EOF_INTR	0x08000000
1345 #define SK_TXCTL_EOB_INTR	0x10000000
1346 #define SK_TXCTL_LASTFRAG	0x20000000
1347 #define SK_TXCTL_FIRSTFRAG	0x40000000
1348 #define SK_TXCTL_OWN		0x80000000
1349 
1350 #define SK_TXSTAT	\
1351 	(SK_OPCODE_DEFAULT|SK_TXCTL_EOF_INTR|SK_TXCTL_LASTFRAG|SK_TXCTL_OWN)
1352 
1353 #define SK_RXBYTES(x)		(x) & 0x0000FFFF;
1354 #define SK_TXBYTES		SK_RXBYTES
1355 
1356 #define SK_TX_RING_CNT		512
1357 #define SK_RX_RING_CNT		256
1358 
1359 /*
1360  * Jumbo buffer stuff. Note that we must allocate more jumbo
1361  * buffers than there are descriptors in the receive ring. This
1362  * is because we don't know how long it will take for a packet
1363  * to be released after we hand it off to the upper protocol
1364  * layers. To be safe, we allocate 1.5 times the number of
1365  * receive descriptors.
1366  */
1367 #define SK_JUMBO_FRAMELEN	9018
1368 #define SK_JUMBO_MTU		(SK_JUMBO_FRAMELEN-ETHER_HDR_LEN-ETHER_CRC_LEN)
1369 #define SK_JSLOTS		384
1370 
1371 #define SK_JRAWLEN (SK_JUMBO_FRAMELEN + ETHER_ALIGN)
1372 #define SK_JLEN (SK_JRAWLEN + (sizeof(u_int64_t) - \
1373 	(SK_JRAWLEN % sizeof(u_int64_t))))
1374 #define SK_JPAGESZ PAGE_SIZE
1375 #define SK_RESID (SK_JPAGESZ - (SK_JLEN * SK_JSLOTS) % SK_JPAGESZ)
1376 #define SK_JMEM ((SK_JLEN * SK_JSLOTS) + SK_RESID)
1377 
1378 struct sk_jpool_entry {
1379 	int                             slot;
1380 	SLIST_ENTRY(sk_jpool_entry)	jpool_entries;
1381 };
1382 
1383 struct sk_chain {
1384 	void			*sk_desc;
1385 	struct mbuf		*sk_mbuf;
1386 	struct sk_chain		*sk_next;
1387 };
1388 
1389 struct sk_chain_data {
1390 	struct sk_chain		sk_tx_chain[SK_TX_RING_CNT];
1391 	struct sk_chain		sk_rx_chain[SK_RX_RING_CNT];
1392 	int			sk_tx_prod;
1393 	int			sk_tx_cons;
1394 	int			sk_tx_cnt;
1395 	int			sk_rx_prod;
1396 	int			sk_rx_cons;
1397 	int			sk_rx_cnt;
1398 	/* Stick the jumbo mem management stuff here too. */
1399 	caddr_t			sk_jslots[SK_JSLOTS];
1400 	void			*sk_jumbo_buf;
1401 
1402 };
1403 
1404 struct sk_ring_data {
1405 	struct sk_tx_desc	sk_tx_ring[SK_TX_RING_CNT];
1406 	struct sk_rx_desc	sk_rx_ring[SK_RX_RING_CNT];
1407 };
1408 
1409 struct sk_bcom_hack {
1410 	int			reg;
1411 	int			val;
1412 };
1413 
1414 #define SK_INC(x, y)	(x) = (x + 1) % y
1415 
1416 /* Forward decl. */
1417 struct sk_if_softc;
1418 
1419 /* Softc for the GEnesis controller. */
1420 struct sk_softc {
1421 	bus_space_handle_t	sk_bhandle;	/* bus space handle */
1422 	bus_space_tag_t		sk_btag;	/* bus space tag */
1423 	void			*sk_intrhand;	/* irq handler handle */
1424 	struct resource		*sk_irq;	/* IRQ resource handle */
1425 	struct resource		*sk_res;	/* I/O or shared mem handle */
1426 	u_int8_t		sk_unit;	/* controller number */
1427 	u_int8_t		sk_type;
1428 	char			*sk_vpd_prodname;
1429 	char			*sk_vpd_readonly;
1430 	uint16_t		sk_vpd_readonly_len;
1431 	u_int32_t		sk_rboff;	/* RAMbuffer offset */
1432 	u_int32_t		sk_ramsize;	/* amount of RAM on NIC */
1433 	u_int32_t		sk_pmd;		/* physical media type */
1434 	u_int32_t		sk_intrmask;
1435 	struct sk_if_softc	*sk_if[2];
1436 	device_t		sk_devs[2];
1437 	struct mtx		sk_mtx;
1438 };
1439 
1440 #define	SK_LOCK(_sc)		mtx_lock(&(_sc)->sk_mtx)
1441 #define	SK_UNLOCK(_sc)		mtx_unlock(&(_sc)->sk_mtx)
1442 #define	SK_LOCK_ASSERT(_sc)	mtx_assert(&(_sc)->sk_mtx, MA_OWNED)
1443 #define	SK_IF_LOCK(_sc)		SK_LOCK((_sc)->sk_softc)
1444 #define	SK_IF_UNLOCK(_sc)	SK_UNLOCK((_sc)->sk_softc)
1445 #define	SK_IF_LOCK_ASSERT(_sc)	SK_LOCK_ASSERT((_sc)->sk_softc)
1446 
1447 /* Softc for each logical interface */
1448 struct sk_if_softc {
1449 	struct arpcom		arpcom;		/* interface info */
1450 	device_t		sk_miibus;
1451 	u_int8_t		sk_unit;	/* interface number */
1452 	u_int8_t		sk_port;	/* port # on controller */
1453 	u_int8_t		sk_xmac_rev;	/* XMAC chip rev (B2 or C1) */
1454 	u_int32_t		sk_rx_ramstart;
1455 	u_int32_t		sk_rx_ramend;
1456 	u_int32_t		sk_tx_ramstart;
1457 	u_int32_t		sk_tx_ramend;
1458 	int			sk_phytype;
1459 	int			sk_phyaddr;
1460 	device_t		sk_dev;
1461 	int			sk_cnt;
1462 	int			sk_link;
1463 	struct callout_handle	sk_tick_ch;
1464 	struct sk_chain_data	sk_cdata;
1465 	struct sk_ring_data	*sk_rdata;
1466 	struct sk_softc		*sk_softc;	/* parent controller */
1467 	int			sk_tx_bmu;	/* TX BMU register */
1468 	int			sk_if_flags;
1469 	SLIST_HEAD(__sk_jfreehead, sk_jpool_entry)	sk_jfree_listhead;
1470 	SLIST_HEAD(__sk_jinusehead, sk_jpool_entry)	sk_jinuse_listhead;
1471 };
1472 
1473 #define SK_MAXUNIT	256
1474 #define SK_TIMEOUT	1000
1475 #define ETHER_ALIGN	2
1476 
1477 #ifdef __alpha__
1478 #undef vtophys
1479 #define vtophys(va)		alpha_XXX_dmamap((vm_offset_t)va)
1480 #endif
1481