xref: /freebsd/sys/dev/sk/if_skreg.h (revision d056fa046c6a91b90cd98165face0e42a33a5173)
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 (SK_CHIPVER). */
54 #define SK_GENESIS		0x0A
55 #define SK_YUKON		0xB0
56 #define SK_YUKON_LITE		0xB1
57 #define SK_YUKON_LP		0xB2
58 #define SK_YUKON_XL		0xB3
59 #define SK_YUKON_EC_U		0xB4
60 #define SK_YUKON_EC		0xB6
61 #define SK_YUKON_FE		0xB7
62 #define SK_YUKON_FAMILY(x) ((x) & 0xB0)
63 #define SK_IS_YUKON2(sc) \
64     ((sc)->sk_type >= SK_YUKON_XL && (sc)->sk_type <= SK_YUKON_FE)
65 
66 /* Known revisions in SK_CONFIG. */
67 #define SK_YUKON_LITE_REV_A0	0x0 /* invented, see test in skc_attach. */
68 #define SK_YUKON_LITE_REV_A1	0x3
69 #define SK_YUKON_LITE_REV_A3	0x7
70 
71 #define SK_YUKON_EC_REV_A1	0x0
72 #define SK_YUKON_EC_REV_A2	0x1
73 #define SK_YUKON_EC_REV_A3	0x2
74 
75 /*
76  * SysKonnect PCI vendor ID
77  */
78 #define VENDORID_SK		0x1148
79 
80 /*
81  * Marvell PCI vendor ID
82  */
83 #define VENDORID_MARVELL	0x11AB
84 
85 /*
86  * SK-NET gigabit ethernet device IDs
87  */
88 #define DEVICEID_SK_V1		0x4300
89 #define DEVICEID_SK_V2		0x4320
90 
91 /*
92  * Marvell gigabit ethernet device IDs
93  */
94 #define DEVICEID_MRVL_4360	0x4360
95 #define DEVICEID_MRVL_4361	0x4361
96 #define DEVICEID_MRVL_4362	0x4362
97 
98 /*
99  * Belkin F5D5005
100  */
101 #define DEVICEID_BELKIN_5005	0x5005
102 
103 /*
104  * 3Com PCI vendor ID
105  */
106 #define VENDORID_3COM		0x10b7
107 
108 /*
109  * 3Com gigabit ethernet device ID
110  */
111 #define DEVICEID_3COM_3C940	0x1700
112 
113 /*
114  * Linksys PCI vendor ID
115  */
116 #define VENDORID_LINKSYS	0x1737
117 
118 /*
119  * Linksys gigabit ethernet device ID
120  */
121 #define DEVICEID_LINKSYS_EG1032	0x1032
122 
123 /*
124  * Linksys gigabit ethernet rev 2 sub-device ID
125  */
126 #define SUBDEVICEID_LINKSYS_EG1032_REV2	0x0015
127 
128 /*
129  * D-Link PCI vendor ID
130  */
131 #define	VENDORID_DLINK		0x1186
132 
133 /*
134  * D-Link gigabit ethernet device ID
135  */
136 #define DEVICEID_DLINK_DGE530T	0x4c00
137 
138 /*
139  * GEnesis registers. The GEnesis chip has a 256-byte I/O window
140  * but internally it has a 16K register space. This 16K space is
141  * divided into 128-byte blocks. The first 128 bytes of the I/O
142  * window represent the first block, which is permanently mapped
143  * at the start of the window. The other 127 blocks can be mapped
144  * to the second 128 bytes of the I/O window by setting the desired
145  * block value in the RAP register in block 0. Not all of the 127
146  * blocks are actually used. Most registers are 32 bits wide, but
147  * there are a few 16-bit and 8-bit ones as well.
148  */
149 
150 
151 /* Start of remappable register window. */
152 #define SK_WIN_BASE		0x0080
153 
154 /* Size of a window */
155 #define SK_WIN_LEN		0x80
156 
157 #define SK_WIN_MASK		0x3F80
158 #define SK_REG_MASK		0x7F
159 
160 /* Compute the window of a given register (for the RAP register) */
161 #define SK_WIN(reg)		(((reg) & SK_WIN_MASK) / SK_WIN_LEN)
162 
163 /* Compute the relative offset of a register within the window */
164 #define SK_REG(reg)		((reg) & SK_REG_MASK)
165 
166 #define SK_PORT_A	0
167 #define SK_PORT_B	1
168 
169 /*
170  * Compute offset of port-specific register. Since there are two
171  * ports, there are two of some GEnesis modules (e.g. two sets of
172  * DMA queues, two sets of FIFO control registers, etc...). Normally,
173  * the block for port 0 is at offset 0x0 and the block for port 1 is
174  * at offset 0x80 (i.e. the next page over). However for the transmit
175  * BMUs and RAMbuffers, there are two blocks for each port: one for
176  * the sync transmit queue and one for the async queue (which we don't
177  * use). However instead of ordering them like this:
178  * TX sync 1 / TX sync 2 / TX async 1 / TX async 2
179  * SysKonnect has instead ordered them like this:
180  * TX sync 1 / TX async 1 / TX sync 2 / TX async 2
181  * This means that when referencing the TX BMU and RAMbuffer registers,
182  * we have to double the block offset (0x80 * 2) in order to reach the
183  * second queue. This prevents us from using the same formula
184  * (sk_port * 0x80) to compute the offsets for all of the port-specific
185  * blocks: we need an extra offset for the BMU and RAMbuffer registers.
186  * The simplest thing is to provide an extra argument to these macros:
187  * the 'skip' parameter. The 'skip' value is the number of extra pages
188  * for skip when computing the port0/port1 offsets. For most registers,
189  * the skip value is 0; for the BMU and RAMbuffer registers, it's 1.
190  */
191 #define SK_IF_READ_4(sc_if, skip, reg)		\
192 	sk_win_read_4(sc_if->sk_softc, reg +	\
193 	((sc_if->sk_port * (skip + 1)) * SK_WIN_LEN))
194 #define SK_IF_READ_2(sc_if, skip, reg)		\
195 	sk_win_read_2(sc_if->sk_softc, reg + 	\
196 	((sc_if->sk_port * (skip + 1)) * SK_WIN_LEN))
197 #define SK_IF_READ_1(sc_if, skip, reg)		\
198 	sk_win_read_1(sc_if->sk_softc, reg +	\
199 	((sc_if->sk_port * (skip + 1)) * SK_WIN_LEN))
200 
201 #define SK_IF_WRITE_4(sc_if, skip, reg, val)	\
202 	sk_win_write_4(sc_if->sk_softc,		\
203 	reg + ((sc_if->sk_port * (skip + 1)) * SK_WIN_LEN), val)
204 #define SK_IF_WRITE_2(sc_if, skip, reg, val)	\
205 	sk_win_write_2(sc_if->sk_softc,		\
206 	reg + ((sc_if->sk_port * (skip + 1)) * SK_WIN_LEN), val)
207 #define SK_IF_WRITE_1(sc_if, skip, reg, val)	\
208 	sk_win_write_1(sc_if->sk_softc,		\
209 	reg + ((sc_if->sk_port * (skip + 1)) * SK_WIN_LEN), val)
210 
211 /* Block 0 registers, permanently mapped at iobase. */
212 #define SK_RAP		0x0000
213 #define SK_CSR		0x0004
214 #define SK_LED		0x0006
215 #define SK_ISR		0x0008	/* interrupt source */
216 #define SK_IMR		0x000C	/* interrupt mask */
217 #define SK_IESR		0x0010	/* interrupt hardware error source */
218 #define SK_IEMR		0x0014  /* interrupt hardware error mask */
219 #define SK_ISSR		0x0018	/* special interrupt source */
220 #define SK_XM_IMR0	0x0020
221 #define SK_XM_ISR0	0x0028
222 #define SK_XM_PHYADDR0	0x0030
223 #define SK_XM_PHYDATA0	0x0034
224 #define SK_XM_IMR1	0x0040
225 #define SK_XM_ISR1	0x0048
226 #define SK_XM_PHYADDR1	0x0050
227 #define SK_XM_PHYDATA1	0x0054
228 #define SK_BMU_RX_CSR0	0x0060
229 #define SK_BMU_RX_CSR1	0x0064
230 #define SK_BMU_TXS_CSR0	0x0068
231 #define SK_BMU_TXA_CSR0	0x006C
232 #define SK_BMU_TXS_CSR1	0x0070
233 #define SK_BMU_TXA_CSR1	0x0074
234 
235 /* SK_CSR register */
236 #define SK_CSR_SW_RESET			0x0001
237 #define SK_CSR_SW_UNRESET		0x0002
238 #define SK_CSR_MASTER_RESET		0x0004
239 #define SK_CSR_MASTER_UNRESET		0x0008
240 #define SK_CSR_MASTER_STOP		0x0010
241 #define SK_CSR_MASTER_DONE		0x0020
242 #define SK_CSR_SW_IRQ_CLEAR		0x0040
243 #define SK_CSR_SW_IRQ_SET		0x0080
244 #define SK_CSR_SLOTSIZE			0x0100 /* 1 == 64 bits, 0 == 32 */
245 #define SK_CSR_BUSCLOCK			0x0200 /* 1 == 33/66 Mhz, = 33 */
246 
247 /* SK_LED register */
248 #define SK_LED_GREEN_OFF		0x01
249 #define SK_LED_GREEN_ON			0x02
250 
251 /* SK_ISR register */
252 #define SK_ISR_TX2_AS_CHECK		0x00000001
253 #define SK_ISR_TX2_AS_EOF		0x00000002
254 #define SK_ISR_TX2_AS_EOB		0x00000004
255 #define SK_ISR_TX2_S_CHECK		0x00000008
256 #define SK_ISR_TX2_S_EOF		0x00000010
257 #define SK_ISR_TX2_S_EOB		0x00000020
258 #define SK_ISR_TX1_AS_CHECK		0x00000040
259 #define SK_ISR_TX1_AS_EOF		0x00000080
260 #define SK_ISR_TX1_AS_EOB		0x00000100
261 #define SK_ISR_TX1_S_CHECK		0x00000200
262 #define SK_ISR_TX1_S_EOF		0x00000400
263 #define SK_ISR_TX1_S_EOB		0x00000800
264 #define SK_ISR_RX2_CHECK		0x00001000
265 #define SK_ISR_RX2_EOF			0x00002000
266 #define SK_ISR_RX2_EOB			0x00004000
267 #define SK_ISR_RX1_CHECK		0x00008000
268 #define SK_ISR_RX1_EOF			0x00010000
269 #define SK_ISR_RX1_EOB			0x00020000
270 #define SK_ISR_LINK2_OFLOW		0x00040000
271 #define SK_ISR_MAC2			0x00080000
272 #define SK_ISR_LINK1_OFLOW		0x00100000
273 #define SK_ISR_MAC1			0x00200000
274 #define SK_ISR_TIMER			0x00400000
275 #define SK_ISR_EXTERNAL_REG		0x00800000
276 #define SK_ISR_SW			0x01000000
277 #define SK_ISR_I2C_RDY			0x02000000
278 #define SK_ISR_TX2_TIMEO		0x04000000
279 #define SK_ISR_TX1_TIMEO		0x08000000
280 #define SK_ISR_RX2_TIMEO		0x10000000
281 #define SK_ISR_RX1_TIMEO		0x20000000
282 #define SK_ISR_RSVD			0x40000000
283 #define SK_ISR_HWERR			0x80000000
284 
285 /* SK_IMR register */
286 #define SK_IMR_TX2_AS_CHECK		0x00000001
287 #define SK_IMR_TX2_AS_EOF		0x00000002
288 #define SK_IMR_TX2_AS_EOB		0x00000004
289 #define SK_IMR_TX2_S_CHECK		0x00000008
290 #define SK_IMR_TX2_S_EOF		0x00000010
291 #define SK_IMR_TX2_S_EOB		0x00000020
292 #define SK_IMR_TX1_AS_CHECK		0x00000040
293 #define SK_IMR_TX1_AS_EOF		0x00000080
294 #define SK_IMR_TX1_AS_EOB		0x00000100
295 #define SK_IMR_TX1_S_CHECK		0x00000200
296 #define SK_IMR_TX1_S_EOF		0x00000400
297 #define SK_IMR_TX1_S_EOB		0x00000800
298 #define SK_IMR_RX2_CHECK		0x00001000
299 #define SK_IMR_RX2_EOF			0x00002000
300 #define SK_IMR_RX2_EOB			0x00004000
301 #define SK_IMR_RX1_CHECK		0x00008000
302 #define SK_IMR_RX1_EOF			0x00010000
303 #define SK_IMR_RX1_EOB			0x00020000
304 #define SK_IMR_LINK2_OFLOW		0x00040000
305 #define SK_IMR_MAC2			0x00080000
306 #define SK_IMR_LINK1_OFLOW		0x00100000
307 #define SK_IMR_MAC1			0x00200000
308 #define SK_IMR_TIMER			0x00400000
309 #define SK_IMR_EXTERNAL_REG		0x00800000
310 #define SK_IMR_SW			0x01000000
311 #define SK_IMR_I2C_RDY			0x02000000
312 #define SK_IMR_TX2_TIMEO		0x04000000
313 #define SK_IMR_TX1_TIMEO		0x08000000
314 #define SK_IMR_RX2_TIMEO		0x10000000
315 #define SK_IMR_RX1_TIMEO		0x20000000
316 #define SK_IMR_RSVD			0x40000000
317 #define SK_IMR_HWERR			0x80000000
318 
319 #define SK_INTRS1	\
320 	(SK_IMR_RX1_EOF|SK_IMR_TX1_S_EOF|SK_IMR_MAC1)
321 
322 #define SK_INTRS2	\
323 	(SK_IMR_RX2_EOF|SK_IMR_TX2_S_EOF|SK_IMR_MAC2)
324 
325 /* SK_IESR register */
326 #define SK_IESR_PAR_RX2			0x00000001
327 #define SK_IESR_PAR_RX1			0x00000002
328 #define SK_IESR_PAR_MAC2		0x00000004
329 #define SK_IESR_PAR_MAC1		0x00000008
330 #define SK_IESR_PAR_WR_RAM		0x00000010
331 #define SK_IESR_PAR_RD_RAM		0x00000020
332 #define SK_IESR_NO_TSTAMP_MAC2		0x00000040
333 #define SK_IESR_NO_TSTAMO_MAC1		0x00000080
334 #define SK_IESR_NO_STS_MAC2		0x00000100
335 #define SK_IESR_NO_STS_MAC1		0x00000200
336 #define SK_IESR_IRQ_STS			0x00000400
337 #define SK_IESR_MASTERERR		0x00000800
338 
339 /* SK_IEMR register */
340 #define SK_IEMR_PAR_RX2			0x00000001
341 #define SK_IEMR_PAR_RX1			0x00000002
342 #define SK_IEMR_PAR_MAC2		0x00000004
343 #define SK_IEMR_PAR_MAC1		0x00000008
344 #define SK_IEMR_PAR_WR_RAM		0x00000010
345 #define SK_IEMR_PAR_RD_RAM		0x00000020
346 #define SK_IEMR_NO_TSTAMP_MAC2		0x00000040
347 #define SK_IEMR_NO_TSTAMO_MAC1		0x00000080
348 #define SK_IEMR_NO_STS_MAC2		0x00000100
349 #define SK_IEMR_NO_STS_MAC1		0x00000200
350 #define SK_IEMR_IRQ_STS			0x00000400
351 #define SK_IEMR_MASTERERR		0x00000800
352 
353 /* Block 2 */
354 #define SK_MAC0_0	0x0100
355 #define SK_MAC0_1	0x0104
356 #define SK_MAC1_0	0x0108
357 #define SK_MAC1_1	0x010C
358 #define SK_MAC2_0	0x0110
359 #define SK_MAC2_1	0x0114
360 #define SK_CONNTYPE	0x0118
361 #define SK_PMDTYPE	0x0119
362 #define SK_CONFIG	0x011A
363 #define SK_CHIPVER	0x011B
364 #define SK_EPROM0	0x011C
365 #define SK_EPROM1	0x011D		/* yukon/genesis */
366 #define SK_Y2_CLKGATE	0x011D		/* yukon 2 */
367 #define SK_EPROM2	0x011E		/* yukon/genesis */
368 #define SK_Y2_HWRES	0x011E		/* yukon 2 */
369 #define SK_EPROM3	0x011F
370 #define SK_EP_ADDR	0x0120
371 #define SK_EP_DATA	0x0124
372 #define SK_EP_LOADCTL	0x0128
373 #define SK_EP_LOADTST	0x0129
374 #define SK_TIMERINIT	0x0130
375 #define SK_TIMER	0x0134
376 #define SK_TIMERCTL	0x0138
377 #define SK_TIMERTST	0x0139
378 #define SK_IMTIMERINIT	0x0140
379 #define SK_IMTIMER	0x0144
380 #define SK_IMTIMERCTL	0x0148
381 #define SK_IMTIMERTST	0x0149
382 #define SK_IMMR		0x014C
383 #define SK_IHWEMR	0x0150
384 #define SK_TESTCTL1	0x0158
385 #define SK_TESTCTL2	0x0159
386 #define SK_GPIO		0x015C
387 #define SK_I2CHWCTL	0x0160
388 #define SK_I2CHWDATA	0x0164
389 #define SK_I2CHWIRQ	0x0168
390 #define SK_I2CSW	0x016C
391 #define SK_BLNKINIT	0x0170
392 #define SK_BLNKCOUNT	0x0174
393 #define SK_BLNKCTL	0x0178
394 #define SK_BLNKSTS	0x0179
395 #define SK_BLNKTST	0x017A
396 
397 #define SK_IMCTL_STOP	0x02
398 #define SK_IMCTL_START	0x04
399 
400 #define SK_IMTIMER_TICKS_GENESIS	53
401 #define SK_IMTIMER_TICKS_YUKON		78
402 #define SK_IMTIMER_TICKS_YUKON_EC	125
403 #define SK_IM_USECS(x, t)		((x) * (t))
404 
405 #define	SK_IM_MIN	10
406 #define	SK_IM_DEFAULT	100
407 #define	SK_IM_MAX	10000
408 
409 /*
410  * The SK_EPROM0 register contains a byte that describes the
411  * amount of SRAM mounted on the NIC. The value also tells if
412  * the chips are 64K or 128K. This affects the RAMbuffer address
413  * offset that we need to use.
414  */
415 #define SK_RAMSIZE_512K_64	0x1
416 #define SK_RAMSIZE_1024K_128	0x2
417 #define SK_RAMSIZE_1024K_64	0x3
418 #define SK_RAMSIZE_2048K_128	0x4
419 
420 #define SK_RBOFF_0		0x0
421 #define SK_RBOFF_80000		0x80000
422 
423 /*
424  * SK_EEPROM1 contains the PHY type, which may be XMAC for
425  * fiber-based cards or BCOM for 1000baseT cards with a Broadcom
426  * PHY.
427  */
428 #define SK_PHYTYPE_XMAC		0	/* integeated XMAC II PHY */
429 #define SK_PHYTYPE_BCOM		1	/* Broadcom BCM5400 */
430 #define SK_PHYTYPE_LONE		2	/* Level One LXT1000 */
431 #define SK_PHYTYPE_NAT		3	/* National DP83891 */
432 #define SK_PHYTYPE_MARV_COPPER	4       /* Marvell 88E1011S */
433 #define SK_PHYTYPE_MARV_FIBER	5       /* Marvell 88E1011S (fiber) */
434 
435 /*
436  * PHY addresses.
437  */
438 #define SK_PHYADDR_XMAC		0x0
439 #define SK_PHYADDR_BCOM		0x1
440 #define SK_PHYADDR_LONE		0x3
441 #define SK_PHYADDR_NAT		0x0
442 #define SK_PHYADDR_MARV		0x0
443 
444 #define SK_CONFIG_SINGLEMAC	0x01
445 #define SK_CONFIG_DIS_DSL_CLK	0x02
446 
447 #define SK_PMD_1000BASELX	0x4C
448 #define SK_PMD_1000BASESX	0x53
449 #define SK_PMD_1000BASECX	0x43
450 #define SK_PMD_1000BASETX	0x54
451 
452 /* GPIO bits */
453 #define SK_GPIO_DAT0		0x00000001
454 #define SK_GPIO_DAT1		0x00000002
455 #define SK_GPIO_DAT2		0x00000004
456 #define SK_GPIO_DAT3		0x00000008
457 #define SK_GPIO_DAT4		0x00000010
458 #define SK_GPIO_DAT5		0x00000020
459 #define SK_GPIO_DAT6		0x00000040
460 #define SK_GPIO_DAT7		0x00000080
461 #define SK_GPIO_DAT8		0x00000100
462 #define SK_GPIO_DAT9		0x00000200
463 #define SK_GPIO_DIR0		0x00010000
464 #define SK_GPIO_DIR1		0x00020000
465 #define SK_GPIO_DIR2		0x00040000
466 #define SK_GPIO_DIR3		0x00080000
467 #define SK_GPIO_DIR4		0x00100000
468 #define SK_GPIO_DIR5		0x00200000
469 #define SK_GPIO_DIR6		0x00400000
470 #define SK_GPIO_DIR7		0x00800000
471 #define SK_GPIO_DIR8		0x01000000
472 #define SK_GPIO_DIR9		0x02000000
473 
474 #define SK_Y2_CLKGATE_LINK2_INACTIVE	0x80		/* port 2 inactive */
475 
476 #define SK_Y2_HWRES_LINK_1	0x01
477 #define SK_Y2_HWRES_LINK_2	0x02
478 #define SK_Y2_HWRES_LINK_MASK	(SK_Y2_HWRES_LINK_1 | SK_Y2_HWRES_LINK_2)
479 #define SK_Y2_HWRES_LINK_DUAL	(SK_Y2_HWRES_LINK_1 | SK_Y2_HWRES_LINK_2)
480 
481 /* Block 3 Ram interface and MAC arbiter registers */
482 #define SK_RAMADDR	0x0180
483 #define SK_RAMDATA0	0x0184
484 #define SK_RAMDATA1	0x0188
485 #define SK_TO0		0x0190
486 #define SK_TO1		0x0191
487 #define SK_TO2		0x0192
488 #define SK_TO3		0x0193
489 #define SK_TO4		0x0194
490 #define SK_TO5		0x0195
491 #define SK_TO6		0x0196
492 #define SK_TO7		0x0197
493 #define SK_TO8		0x0198
494 #define SK_TO9		0x0199
495 #define SK_TO10		0x019A
496 #define SK_TO11		0x019B
497 #define SK_RITIMEO_TMR	0x019C
498 #define SK_RAMCTL	0x01A0
499 #define SK_RITIMER_TST	0x01A2
500 
501 #define SK_RAMCTL_RESET		0x0001
502 #define SK_RAMCTL_UNRESET	0x0002
503 #define SK_RAMCTL_CLR_IRQ_WPAR	0x0100
504 #define SK_RAMCTL_CLR_IRQ_RPAR	0x0200
505 
506 /* Mac arbiter registers */
507 #define SK_MINIT_RX1	0x01B0
508 #define SK_MINIT_RX2	0x01B1
509 #define SK_MINIT_TX1	0x01B2
510 #define SK_MINIT_TX2	0x01B3
511 #define SK_MTIMEO_RX1	0x01B4
512 #define SK_MTIMEO_RX2	0x01B5
513 #define SK_MTIMEO_TX1	0x01B6
514 #define SK_MTIEMO_TX2	0x01B7
515 #define SK_MACARB_CTL	0x01B8
516 #define SK_MTIMER_TST	0x01BA
517 #define SK_RCINIT_RX1	0x01C0
518 #define SK_RCINIT_RX2	0x01C1
519 #define SK_RCINIT_TX1	0x01C2
520 #define SK_RCINIT_TX2	0x01C3
521 #define SK_RCTIMEO_RX1	0x01C4
522 #define SK_RCTIMEO_RX2	0x01C5
523 #define SK_RCTIMEO_TX1	0x01C6
524 #define SK_RCTIMEO_TX2	0x01C7
525 #define SK_RECOVERY_CTL	0x01C8
526 #define SK_RCTIMER_TST	0x01CA
527 
528 /* Packet arbiter registers */
529 #define SK_RXPA1_TINIT	0x01D0
530 #define SK_RXPA2_TINIT	0x01D4
531 #define SK_TXPA1_TINIT	0x01D8
532 #define SK_TXPA2_TINIT	0x01DC
533 #define SK_RXPA1_TIMEO	0x01E0
534 #define SK_RXPA2_TIMEO	0x01E4
535 #define SK_TXPA1_TIMEO	0x01E8
536 #define SK_TXPA2_TIMEO	0x01EC
537 #define SK_PKTARB_CTL	0x01F0
538 #define SK_PKTATB_TST	0x01F2
539 
540 #define SK_PKTARB_TIMEOUT	0x2000
541 
542 #define SK_PKTARBCTL_RESET		0x0001
543 #define SK_PKTARBCTL_UNRESET		0x0002
544 #define SK_PKTARBCTL_RXTO1_OFF		0x0004
545 #define SK_PKTARBCTL_RXTO1_ON		0x0008
546 #define SK_PKTARBCTL_RXTO2_OFF		0x0010
547 #define SK_PKTARBCTL_RXTO2_ON		0x0020
548 #define SK_PKTARBCTL_TXTO1_OFF		0x0040
549 #define SK_PKTARBCTL_TXTO1_ON		0x0080
550 #define SK_PKTARBCTL_TXTO2_OFF		0x0100
551 #define SK_PKTARBCTL_TXTO2_ON		0x0200
552 #define SK_PKTARBCTL_CLR_IRQ_RXTO1	0x0400
553 #define SK_PKTARBCTL_CLR_IRQ_RXTO2	0x0800
554 #define SK_PKTARBCTL_CLR_IRQ_TXTO1	0x1000
555 #define SK_PKTARBCTL_CLR_IRQ_TXTO2	0x2000
556 
557 #define SK_MINIT_XMAC_B2	54
558 #define SK_MINIT_XMAC_C1	63
559 
560 #define SK_MACARBCTL_RESET	0x0001
561 #define SK_MACARBCTL_UNRESET	0x0002
562 #define SK_MACARBCTL_FASTOE_OFF	0x0004
563 #define SK_MACARBCRL_FASTOE_ON	0x0008
564 
565 #define SK_RCINIT_XMAC_B2	54
566 #define SK_RCINIT_XMAC_C1	0
567 
568 #define SK_RECOVERYCTL_RX1_OFF	0x0001
569 #define SK_RECOVERYCTL_RX1_ON	0x0002
570 #define SK_RECOVERYCTL_RX2_OFF	0x0004
571 #define SK_RECOVERYCTL_RX2_ON	0x0008
572 #define SK_RECOVERYCTL_TX1_OFF	0x0010
573 #define SK_RECOVERYCTL_TX1_ON	0x0020
574 #define SK_RECOVERYCTL_TX2_OFF	0x0040
575 #define SK_RECOVERYCTL_TX2_ON	0x0080
576 
577 #define SK_RECOVERY_XMAC_B2				\
578 	(SK_RECOVERYCTL_RX1_ON|SK_RECOVERYCTL_RX2_ON|	\
579 	SK_RECOVERYCTL_TX1_ON|SK_RECOVERYCTL_TX2_ON)
580 
581 #define SK_RECOVERY_XMAC_C1				\
582 	(SK_RECOVERYCTL_RX1_OFF|SK_RECOVERYCTL_RX2_OFF|	\
583 	SK_RECOVERYCTL_TX1_OFF|SK_RECOVERYCTL_TX2_OFF)
584 
585 /* Block 4 -- TX Arbiter MAC 1 */
586 #define SK_TXAR1_TIMERINIT	0x0200
587 #define SK_TXAR1_TIMERVAL	0x0204
588 #define SK_TXAR1_LIMITINIT	0x0208
589 #define SK_TXAR1_LIMITCNT	0x020C
590 #define SK_TXAR1_COUNTERCTL	0x0210
591 #define SK_TXAR1_COUNTERTST	0x0212
592 #define SK_TXAR1_COUNTERSTS	0x0212
593 
594 /* Block 5 -- TX Arbiter MAC 2 */
595 #define SK_TXAR2_TIMERINIT	0x0280
596 #define SK_TXAR2_TIMERVAL	0x0284
597 #define SK_TXAR2_LIMITINIT	0x0288
598 #define SK_TXAR2_LIMITCNT	0x028C
599 #define SK_TXAR2_COUNTERCTL	0x0290
600 #define SK_TXAR2_COUNTERTST	0x0291
601 #define SK_TXAR2_COUNTERSTS	0x0292
602 
603 #define SK_TXARCTL_OFF		0x01
604 #define SK_TXARCTL_ON		0x02
605 #define SK_TXARCTL_RATECTL_OFF	0x04
606 #define SK_TXARCTL_RATECTL_ON	0x08
607 #define SK_TXARCTL_ALLOC_OFF	0x10
608 #define SK_TXARCTL_ALLOC_ON	0x20
609 #define SK_TXARCTL_FSYNC_OFF	0x40
610 #define SK_TXARCTL_FSYNC_ON	0x80
611 
612 /* Block 6 -- External registers */
613 #define SK_EXTREG_BASE	0x300
614 #define SK_EXTREG_END	0x37C
615 
616 /* Block 7 -- PCI config registers */
617 #define SK_PCI_BASE	0x0380
618 #define SK_PCI_END	0x03FC
619 
620 /* Compute offset of mirrored PCI register */
621 #define SK_PCI_REG(reg)		((reg) + SK_PCI_BASE)
622 
623 /* Block 8 -- RX queue 1 */
624 #define SK_RXQ1_BUFCNT		0x0400
625 #define SK_RXQ1_BUFCTL		0x0402
626 #define SK_RXQ1_NEXTDESC	0x0404
627 #define SK_RXQ1_RXBUF_LO	0x0408
628 #define SK_RXQ1_RXBUF_HI	0x040C
629 #define SK_RXQ1_RXSTAT		0x0410
630 #define SK_RXQ1_TIMESTAMP	0x0414
631 #define SK_RXQ1_CSUM1		0x0418
632 #define SK_RXQ1_CSUM2		0x041A
633 #define SK_RXQ1_CSUM1_START	0x041C
634 #define SK_RXQ1_CSUM2_START	0x041E
635 #define SK_RXQ1_CURADDR_LO	0x0420
636 #define SK_RXQ1_CURADDR_HI	0x0424
637 #define SK_RXQ1_CURCNT_LO	0x0428
638 #define SK_RXQ1_CURCNT_HI	0x042C
639 #define SK_RXQ1_CURBYTES	0x0430
640 #define SK_RXQ1_BMU_CSR		0x0434
641 #define SK_RXQ1_WATERMARK	0x0438
642 #define SK_RXQ1_FLAG		0x043A
643 #define SK_RXQ1_TEST1		0x043C
644 #define SK_RXQ1_TEST2		0x0440
645 #define SK_RXQ1_TEST3		0x0444
646 
647 /* Block 9 -- RX queue 2 */
648 #define SK_RXQ2_BUFCNT		0x0480
649 #define SK_RXQ2_BUFCTL		0x0482
650 #define SK_RXQ2_NEXTDESC	0x0484
651 #define SK_RXQ2_RXBUF_LO	0x0488
652 #define SK_RXQ2_RXBUF_HI	0x048C
653 #define SK_RXQ2_RXSTAT		0x0490
654 #define SK_RXQ2_TIMESTAMP	0x0494
655 #define SK_RXQ2_CSUM1		0x0498
656 #define SK_RXQ2_CSUM2		0x049A
657 #define SK_RXQ2_CSUM1_START	0x049C
658 #define SK_RXQ2_CSUM2_START	0x049E
659 #define SK_RXQ2_CURADDR_LO	0x04A0
660 #define SK_RXQ2_CURADDR_HI	0x04A4
661 #define SK_RXQ2_CURCNT_LO	0x04A8
662 #define SK_RXQ2_CURCNT_HI	0x04AC
663 #define SK_RXQ2_CURBYTES	0x04B0
664 #define SK_RXQ2_BMU_CSR		0x04B4
665 #define SK_RXQ2_WATERMARK	0x04B8
666 #define SK_RXQ2_FLAG		0x04BA
667 #define SK_RXQ2_TEST1		0x04BC
668 #define SK_RXQ2_TEST2		0x04C0
669 #define SK_RXQ2_TEST3		0x04C4
670 
671 #define SK_RXBMU_CLR_IRQ_ERR		0x00000001
672 #define SK_RXBMU_CLR_IRQ_EOF		0x00000002
673 #define SK_RXBMU_CLR_IRQ_EOB		0x00000004
674 #define SK_RXBMU_CLR_IRQ_PAR		0x00000008
675 #define SK_RXBMU_RX_START		0x00000010
676 #define SK_RXBMU_RX_STOP		0x00000020
677 #define SK_RXBMU_POLL_OFF		0x00000040
678 #define SK_RXBMU_POLL_ON		0x00000080
679 #define SK_RXBMU_TRANSFER_SM_RESET	0x00000100
680 #define SK_RXBMU_TRANSFER_SM_UNRESET	0x00000200
681 #define SK_RXBMU_DESCWR_SM_RESET	0x00000400
682 #define SK_RXBMU_DESCWR_SM_UNRESET	0x00000800
683 #define SK_RXBMU_DESCRD_SM_RESET	0x00001000
684 #define SK_RXBMU_DESCRD_SM_UNRESET	0x00002000
685 #define SK_RXBMU_SUPERVISOR_SM_RESET	0x00004000
686 #define SK_RXBMU_SUPERVISOR_SM_UNRESET	0x00008000
687 #define SK_RXBMU_PFI_SM_RESET		0x00010000
688 #define SK_RXBMU_PFI_SM_UNRESET		0x00020000
689 #define SK_RXBMU_FIFO_RESET		0x00040000
690 #define SK_RXBMU_FIFO_UNRESET		0x00080000
691 #define SK_RXBMU_DESC_RESET		0x00100000
692 #define SK_RXBMU_DESC_UNRESET		0x00200000
693 #define SK_RXBMU_SUPERVISOR_IDLE	0x01000000
694 
695 #define SK_RXBMU_ONLINE		\
696 	(SK_RXBMU_TRANSFER_SM_UNRESET|SK_RXBMU_DESCWR_SM_UNRESET|	\
697 	SK_RXBMU_DESCRD_SM_UNRESET|SK_RXBMU_SUPERVISOR_SM_UNRESET|	\
698 	SK_RXBMU_PFI_SM_UNRESET|SK_RXBMU_FIFO_UNRESET|			\
699 	SK_RXBMU_DESC_UNRESET)
700 
701 #define SK_RXBMU_OFFLINE		\
702 	(SK_RXBMU_TRANSFER_SM_RESET|SK_RXBMU_DESCWR_SM_RESET|	\
703 	SK_RXBMU_DESCRD_SM_RESET|SK_RXBMU_SUPERVISOR_SM_RESET|	\
704 	SK_RXBMU_PFI_SM_RESET|SK_RXBMU_FIFO_RESET|		\
705 	SK_RXBMU_DESC_RESET)
706 
707 /* Block 12 -- TX sync queue 1 */
708 #define SK_TXQS1_BUFCNT		0x0600
709 #define SK_TXQS1_BUFCTL		0x0602
710 #define SK_TXQS1_NEXTDESC	0x0604
711 #define SK_TXQS1_RXBUF_LO	0x0608
712 #define SK_TXQS1_RXBUF_HI	0x060C
713 #define SK_TXQS1_RXSTAT		0x0610
714 #define SK_TXQS1_CSUM_STARTVAL	0x0614
715 #define SK_TXQS1_CSUM_STARTPOS	0x0618
716 #define SK_TXQS1_CSUM_WRITEPOS	0x061A
717 #define SK_TXQS1_CURADDR_LO	0x0620
718 #define SK_TXQS1_CURADDR_HI	0x0624
719 #define SK_TXQS1_CURCNT_LO	0x0628
720 #define SK_TXQS1_CURCNT_HI	0x062C
721 #define SK_TXQS1_CURBYTES	0x0630
722 #define SK_TXQS1_BMU_CSR	0x0634
723 #define SK_TXQS1_WATERMARK	0x0638
724 #define SK_TXQS1_FLAG		0x063A
725 #define SK_TXQS1_TEST1		0x063C
726 #define SK_TXQS1_TEST2		0x0640
727 #define SK_TXQS1_TEST3		0x0644
728 
729 /* Block 13 -- TX async queue 1 */
730 #define SK_TXQA1_BUFCNT		0x0680
731 #define SK_TXQA1_BUFCTL		0x0682
732 #define SK_TXQA1_NEXTDESC	0x0684
733 #define SK_TXQA1_RXBUF_LO	0x0688
734 #define SK_TXQA1_RXBUF_HI	0x068C
735 #define SK_TXQA1_RXSTAT		0x0690
736 #define SK_TXQA1_CSUM_STARTVAL	0x0694
737 #define SK_TXQA1_CSUM_STARTPOS	0x0698
738 #define SK_TXQA1_CSUM_WRITEPOS	0x069A
739 #define SK_TXQA1_CURADDR_LO	0x06A0
740 #define SK_TXQA1_CURADDR_HI	0x06A4
741 #define SK_TXQA1_CURCNT_LO	0x06A8
742 #define SK_TXQA1_CURCNT_HI	0x06AC
743 #define SK_TXQA1_CURBYTES	0x06B0
744 #define SK_TXQA1_BMU_CSR	0x06B4
745 #define SK_TXQA1_WATERMARK	0x06B8
746 #define SK_TXQA1_FLAG		0x06BA
747 #define SK_TXQA1_TEST1		0x06BC
748 #define SK_TXQA1_TEST2		0x06C0
749 #define SK_TXQA1_TEST3		0x06C4
750 
751 /* Block 14 -- TX sync queue 2 */
752 #define SK_TXQS2_BUFCNT		0x0700
753 #define SK_TXQS2_BUFCTL		0x0702
754 #define SK_TXQS2_NEXTDESC	0x0704
755 #define SK_TXQS2_RXBUF_LO	0x0708
756 #define SK_TXQS2_RXBUF_HI	0x070C
757 #define SK_TXQS2_RXSTAT		0x0710
758 #define SK_TXQS2_CSUM_STARTVAL	0x0714
759 #define SK_TXQS2_CSUM_STARTPOS	0x0718
760 #define SK_TXQS2_CSUM_WRITEPOS	0x071A
761 #define SK_TXQS2_CURADDR_LO	0x0720
762 #define SK_TXQS2_CURADDR_HI	0x0724
763 #define SK_TXQS2_CURCNT_LO	0x0728
764 #define SK_TXQS2_CURCNT_HI	0x072C
765 #define SK_TXQS2_CURBYTES	0x0730
766 #define SK_TXQS2_BMU_CSR	0x0734
767 #define SK_TXQS2_WATERMARK	0x0738
768 #define SK_TXQS2_FLAG		0x073A
769 #define SK_TXQS2_TEST1		0x073C
770 #define SK_TXQS2_TEST2		0x0740
771 #define SK_TXQS2_TEST3		0x0744
772 
773 /* Block 15 -- TX async queue 2 */
774 #define SK_TXQA2_BUFCNT		0x0780
775 #define SK_TXQA2_BUFCTL		0x0782
776 #define SK_TXQA2_NEXTDESC	0x0784
777 #define SK_TXQA2_RXBUF_LO	0x0788
778 #define SK_TXQA2_RXBUF_HI	0x078C
779 #define SK_TXQA2_RXSTAT		0x0790
780 #define SK_TXQA2_CSUM_STARTVAL	0x0794
781 #define SK_TXQA2_CSUM_STARTPOS	0x0798
782 #define SK_TXQA2_CSUM_WRITEPOS	0x079A
783 #define SK_TXQA2_CURADDR_LO	0x07A0
784 #define SK_TXQA2_CURADDR_HI	0x07A4
785 #define SK_TXQA2_CURCNT_LO	0x07A8
786 #define SK_TXQA2_CURCNT_HI	0x07AC
787 #define SK_TXQA2_CURBYTES	0x07B0
788 #define SK_TXQA2_BMU_CSR	0x07B4
789 #define SK_TXQA2_WATERMARK	0x07B8
790 #define SK_TXQA2_FLAG		0x07BA
791 #define SK_TXQA2_TEST1		0x07BC
792 #define SK_TXQA2_TEST2		0x07C0
793 #define SK_TXQA2_TEST3		0x07C4
794 
795 #define SK_TXBMU_CLR_IRQ_ERR		0x00000001
796 #define SK_TXBMU_CLR_IRQ_EOF		0x00000002
797 #define SK_TXBMU_CLR_IRQ_EOB		0x00000004
798 #define SK_TXBMU_TX_START		0x00000010
799 #define SK_TXBMU_TX_STOP		0x00000020
800 #define SK_TXBMU_POLL_OFF		0x00000040
801 #define SK_TXBMU_POLL_ON		0x00000080
802 #define SK_TXBMU_TRANSFER_SM_RESET	0x00000100
803 #define SK_TXBMU_TRANSFER_SM_UNRESET	0x00000200
804 #define SK_TXBMU_DESCWR_SM_RESET	0x00000400
805 #define SK_TXBMU_DESCWR_SM_UNRESET	0x00000800
806 #define SK_TXBMU_DESCRD_SM_RESET	0x00001000
807 #define SK_TXBMU_DESCRD_SM_UNRESET	0x00002000
808 #define SK_TXBMU_SUPERVISOR_SM_RESET	0x00004000
809 #define SK_TXBMU_SUPERVISOR_SM_UNRESET	0x00008000
810 #define SK_TXBMU_PFI_SM_RESET		0x00010000
811 #define SK_TXBMU_PFI_SM_UNRESET		0x00020000
812 #define SK_TXBMU_FIFO_RESET		0x00040000
813 #define SK_TXBMU_FIFO_UNRESET		0x00080000
814 #define SK_TXBMU_DESC_RESET		0x00100000
815 #define SK_TXBMU_DESC_UNRESET		0x00200000
816 #define SK_TXBMU_SUPERVISOR_IDLE	0x01000000
817 
818 #define SK_TXBMU_ONLINE		\
819 	(SK_TXBMU_TRANSFER_SM_UNRESET|SK_TXBMU_DESCWR_SM_UNRESET|	\
820 	SK_TXBMU_DESCRD_SM_UNRESET|SK_TXBMU_SUPERVISOR_SM_UNRESET|	\
821 	SK_TXBMU_PFI_SM_UNRESET|SK_TXBMU_FIFO_UNRESET|			\
822 	SK_TXBMU_DESC_UNRESET|SK_TXBMU_POLL_ON)
823 
824 #define SK_TXBMU_OFFLINE		\
825 	(SK_TXBMU_TRANSFER_SM_RESET|SK_TXBMU_DESCWR_SM_RESET|	\
826 	SK_TXBMU_DESCRD_SM_RESET|SK_TXBMU_SUPERVISOR_SM_RESET|	\
827 	SK_TXBMU_PFI_SM_RESET|SK_TXBMU_FIFO_RESET|		\
828 	SK_TXBMU_DESC_RESET|SK_TXBMU_POLL_OFF)
829 
830 /* Block 16 -- Receive RAMbuffer 1 */
831 #define SK_RXRB1_START		0x0800
832 #define SK_RXRB1_END		0x0804
833 #define SK_RXRB1_WR_PTR		0x0808
834 #define SK_RXRB1_RD_PTR		0x080C
835 #define SK_RXRB1_UTHR_PAUSE	0x0810
836 #define SK_RXRB1_LTHR_PAUSE	0x0814
837 #define SK_RXRB1_UTHR_HIPRIO	0x0818
838 #define SK_RXRB1_UTHR_LOPRIO	0x081C
839 #define SK_RXRB1_PKTCNT		0x0820
840 #define SK_RXRB1_LVL		0x0824
841 #define SK_RXRB1_CTLTST		0x0828
842 
843 /* Block 17 -- Receive RAMbuffer 2 */
844 #define SK_RXRB2_START		0x0880
845 #define SK_RXRB2_END		0x0884
846 #define SK_RXRB2_WR_PTR		0x0888
847 #define SK_RXRB2_RD_PTR		0x088C
848 #define SK_RXRB2_UTHR_PAUSE	0x0890
849 #define SK_RXRB2_LTHR_PAUSE	0x0894
850 #define SK_RXRB2_UTHR_HIPRIO	0x0898
851 #define SK_RXRB2_UTHR_LOPRIO	0x089C
852 #define SK_RXRB2_PKTCNT		0x08A0
853 #define SK_RXRB2_LVL		0x08A4
854 #define SK_RXRB2_CTLTST		0x08A8
855 
856 /* Block 20 -- Sync. Transmit RAMbuffer 1 */
857 #define SK_TXRBS1_START		0x0A00
858 #define SK_TXRBS1_END		0x0A04
859 #define SK_TXRBS1_WR_PTR	0x0A08
860 #define SK_TXRBS1_RD_PTR	0x0A0C
861 #define SK_TXRBS1_PKTCNT	0x0A20
862 #define SK_TXRBS1_LVL		0x0A24
863 #define SK_TXRBS1_CTLTST	0x0A28
864 
865 /* Block 21 -- Async. Transmit RAMbuffer 1 */
866 #define SK_TXRBA1_START		0x0A80
867 #define SK_TXRBA1_END		0x0A84
868 #define SK_TXRBA1_WR_PTR	0x0A88
869 #define SK_TXRBA1_RD_PTR	0x0A8C
870 #define SK_TXRBA1_PKTCNT	0x0AA0
871 #define SK_TXRBA1_LVL		0x0AA4
872 #define SK_TXRBA1_CTLTST	0x0AA8
873 
874 /* Block 22 -- Sync. Transmit RAMbuffer 2 */
875 #define SK_TXRBS2_START		0x0B00
876 #define SK_TXRBS2_END		0x0B04
877 #define SK_TXRBS2_WR_PTR	0x0B08
878 #define SK_TXRBS2_RD_PTR	0x0B0C
879 #define SK_TXRBS2_PKTCNT	0x0B20
880 #define SK_TXRBS2_LVL		0x0B24
881 #define SK_TXRBS2_CTLTST	0x0B28
882 
883 /* Block 23 -- Async. Transmit RAMbuffer 2 */
884 #define SK_TXRBA2_START		0x0B80
885 #define SK_TXRBA2_END		0x0B84
886 #define SK_TXRBA2_WR_PTR	0x0B88
887 #define SK_TXRBA2_RD_PTR	0x0B8C
888 #define SK_TXRBA2_PKTCNT	0x0BA0
889 #define SK_TXRBA2_LVL		0x0BA4
890 #define SK_TXRBA2_CTLTST	0x0BA8
891 
892 #define SK_RBCTL_RESET		0x00000001
893 #define SK_RBCTL_UNRESET	0x00000002
894 #define SK_RBCTL_OFF		0x00000004
895 #define SK_RBCTL_ON		0x00000008
896 #define SK_RBCTL_STORENFWD_OFF	0x00000010
897 #define SK_RBCTL_STORENFWD_ON	0x00000020
898 
899 /* Block 24 -- RX MAC FIFO 1 regisrers and LINK_SYNC counter */
900 #define SK_RXF1_END		0x0C00
901 #define SK_RXF1_WPTR		0x0C04
902 #define SK_RXF1_RPTR		0x0C0C
903 #define SK_RXF1_PKTCNT		0x0C10
904 #define SK_RXF1_LVL		0x0C14
905 #define SK_RXF1_MACCTL		0x0C18
906 #define SK_RXF1_CTL		0x0C1C
907 #define SK_RXLED1_CNTINIT	0x0C20
908 #define SK_RXLED1_COUNTER	0x0C24
909 #define SK_RXLED1_CTL		0x0C28
910 #define SK_RXLED1_TST		0x0C29
911 #define SK_LINK_SYNC1_CINIT	0x0C30
912 #define SK_LINK_SYNC1_COUNTER	0x0C34
913 #define SK_LINK_SYNC1_CTL	0x0C38
914 #define SK_LINK_SYNC1_TST	0x0C39
915 #define SK_LINKLED1_CTL		0x0C3C
916 
917 #define SK_FIFO_END		0x3F
918 
919 /* Receive MAC FIFO 1 (Yukon Only) */
920 #define SK_RXMF1_END		0x0C40
921 #define SK_RXMF1_THRESHOLD	0x0C44
922 #define SK_RXMF1_CTRL_TEST	0x0C48
923 #define SK_RXMF1_FLUSH_MASK	0x0C4C
924 #define SK_RXMF1_FLUSH_THRESHOLD	0x0C50
925 #define SK_RXMF1_WRITE_PTR	0x0C60
926 #define SK_RXMF1_WRITE_LEVEL	0x0C68
927 #define SK_RXMF1_READ_PTR	0x0C70
928 #define SK_RXMF1_READ_LEVEL	0x0C78
929 
930 /* Receive MAC FIFO 1 Control/Test */
931 #define SK_RFCTL_WR_PTR_TST_ON	0x00004000	/* Write pointer test on*/
932 #define SK_RFCTL_WR_PTR_TST_OFF	0x00002000	/* Write pointer test off */
933 #define SK_RFCTL_WR_PTR_STEP	0x00001000	/* Write pointer increment */
934 #define SK_RFCTL_RD_PTR_TST_ON	0x00000400	/* Read pointer test on */
935 #define SK_RFCTL_RD_PTR_TST_OFF	0x00000200	/* Read pointer test off */
936 #define SK_RFCTL_RD_PTR_STEP	0x00000100	/* Read pointer increment */
937 #define SK_RFCTL_FIFO_FLUSH_OFF	0x00000080	/* RX FIFO Flsuh mode off */
938 #define SK_RFCTL_FIFO_FLUSH_ON	0x00000040	/* RX FIFO Flush mode on */
939 #define SK_RFCTL_RX_FIFO_OVER	0x00000020	/* Clear IRQ RX FIFO Overrun */
940 #define SK_RFCTL_FRAME_RX_DONE	0x00000010	/* Clear IRQ Frame RX Done */
941 #define SK_RFCTL_OPERATION_ON	0x00000008	/* Operational mode on */
942 #define SK_RFCTL_OPERATION_OFF	0x00000004	/* Operational mode off */
943 #define SK_RFCTL_RESET_CLEAR	0x00000002	/* MAC FIFO Reset Clear */
944 #define SK_RFCTL_RESET_SET	0x00000001	/* MAC FIFO Reset Set */
945 
946 #define SK_RFCTL_FIFO_THRESHOLD	0x0a	/* flush threshold (default) */
947 
948 /* Block 25 -- RX MAC FIFO 2 regisrers and LINK_SYNC counter */
949 #define SK_RXF2_END		0x0C80
950 #define SK_RXF2_WPTR		0x0C84
951 #define SK_RXF2_RPTR		0x0C8C
952 #define SK_RXF2_PKTCNT		0x0C90
953 #define SK_RXF2_LVL		0x0C94
954 #define SK_RXF2_MACCTL		0x0C98
955 #define SK_RXF2_CTL		0x0C9C
956 #define SK_RXLED2_CNTINIT	0x0CA0
957 #define SK_RXLED2_COUNTER	0x0CA4
958 #define SK_RXLED2_CTL		0x0CA8
959 #define SK_RXLED2_TST		0x0CA9
960 #define SK_LINK_SYNC2_CINIT	0x0CB0
961 #define SK_LINK_SYNC2_COUNTER	0x0CB4
962 #define SK_LINK_SYNC2_CTL	0x0CB8
963 #define SK_LINK_SYNC2_TST	0x0CB9
964 #define SK_LINKLED2_CTL		0x0CBC
965 
966 #define SK_RXMACCTL_CLR_IRQ_NOSTS	0x00000001
967 #define SK_RXMACCTL_CLR_IRQ_NOTSTAMP	0x00000002
968 #define SK_RXMACCTL_TSTAMP_OFF		0x00000004
969 #define SK_RXMACCTL_RSTAMP_ON		0x00000008
970 #define SK_RXMACCTL_FLUSH_OFF		0x00000010
971 #define SK_RXMACCTL_FLUSH_ON		0x00000020
972 #define SK_RXMACCTL_PAUSE_OFF		0x00000040
973 #define SK_RXMACCTL_PAUSE_ON		0x00000080
974 #define SK_RXMACCTL_AFULL_OFF		0x00000100
975 #define SK_RXMACCTL_AFULL_ON		0x00000200
976 #define SK_RXMACCTL_VALIDTIME_PATCH_OFF	0x00000400
977 #define SK_RXMACCTL_VALIDTIME_PATCH_ON	0x00000800
978 #define SK_RXMACCTL_RXRDY_PATCH_OFF	0x00001000
979 #define SK_RXMACCTL_RXRDY_PATCH_ON	0x00002000
980 #define SK_RXMACCTL_STS_TIMEO		0x00FF0000
981 #define SK_RXMACCTL_TSTAMP_TIMEO	0xFF000000
982 
983 #define SK_RXLEDCTL_ENABLE		0x0001
984 #define SK_RXLEDCTL_COUNTER_STOP	0x0002
985 #define SK_RXLEDCTL_COUNTER_START	0x0004
986 
987 #define SK_LINKLED_OFF			0x0001
988 #define SK_LINKLED_ON			0x0002
989 #define SK_LINKLED_LINKSYNC_OFF		0x0004
990 #define SK_LINKLED_LINKSYNC_ON		0x0008
991 #define SK_LINKLED_BLINK_OFF		0x0010
992 #define SK_LINKLED_BLINK_ON		0x0020
993 
994 /* Block 26 -- TX MAC FIFO 1 regisrers  */
995 #define SK_TXF1_END		0x0D00
996 #define SK_TXF1_WPTR		0x0D04
997 #define SK_TXF1_RPTR		0x0D0C
998 #define SK_TXF1_PKTCNT		0x0D10
999 #define SK_TXF1_LVL		0x0D14
1000 #define SK_TXF1_MACCTL		0x0D18
1001 #define SK_TXF1_CTL		0x0D1C
1002 #define SK_TXLED1_CNTINIT	0x0D20
1003 #define SK_TXLED1_COUNTER	0x0D24
1004 #define SK_TXLED1_CTL		0x0D28
1005 #define SK_TXLED1_TST		0x0D29
1006 
1007 /* Transmit MAC FIFO 1 (Yukon Only) */
1008 #define SK_TXMF1_END		0x0D40
1009 #define SK_TXMF1_THRESHOLD	0x0D44
1010 #define SK_TXMF1_CTRL_TEST	0x0D48
1011 #define SK_TXMF1_WRITE_PTR	0x0D60
1012 #define SK_TXMF1_WRITE_SHADOW	0x0D64
1013 #define SK_TXMF1_WRITE_LEVEL	0x0D68
1014 #define SK_TXMF1_READ_PTR	0x0D70
1015 #define SK_TXMF1_RESTART_PTR	0x0D74
1016 #define SK_TXMF1_READ_LEVEL	0x0D78
1017 
1018 /* Transmit MAC FIFO Control/Test */
1019 #define SK_TFCTL_WR_PTR_TST_ON	0x00004000	/* Write pointer test on*/
1020 #define SK_TFCTL_WR_PTR_TST_OFF	0x00002000	/* Write pointer test off */
1021 #define SK_TFCTL_WR_PTR_STEP	0x00001000	/* Write pointer increment */
1022 #define SK_TFCTL_RD_PTR_TST_ON	0x00000400	/* Read pointer test on */
1023 #define SK_TFCTL_RD_PTR_TST_OFF	0x00000200	/* Read pointer test off */
1024 #define SK_TFCTL_RD_PTR_STEP	0x00000100	/* Read pointer increment */
1025 #define SK_TFCTL_TX_FIFO_UNDER	0x00000040	/* Clear IRQ TX FIFO Under */
1026 #define SK_TFCTL_FRAME_TX_DONE	0x00000020	/* Clear IRQ Frame TX Done */
1027 #define SK_TFCTL_IRQ_PARITY_ER	0x00000010	/* Clear IRQ Parity Error */
1028 #define SK_TFCTL_OPERATION_ON	0x00000008	/* Operational mode on */
1029 #define SK_TFCTL_OPERATION_OFF	0x00000004	/* Operational mode off */
1030 #define SK_TFCTL_RESET_CLEAR	0x00000002	/* MAC FIFO Reset Clear */
1031 #define SK_TFCTL_RESET_SET	0x00000001	/* MAC FIFO Reset Set */
1032 
1033 /* Block 27 -- TX MAC FIFO 2 regisrers  */
1034 #define SK_TXF2_END		0x0D80
1035 #define SK_TXF2_WPTR		0x0D84
1036 #define SK_TXF2_RPTR		0x0D8C
1037 #define SK_TXF2_PKTCNT		0x0D90
1038 #define SK_TXF2_LVL		0x0D94
1039 #define SK_TXF2_MACCTL		0x0D98
1040 #define SK_TXF2_CTL		0x0D9C
1041 #define SK_TXLED2_CNTINIT	0x0DA0
1042 #define SK_TXLED2_COUNTER	0x0DA4
1043 #define SK_TXLED2_CTL		0x0DA8
1044 #define SK_TXLED2_TST		0x0DA9
1045 
1046 #define SK_TXMACCTL_XMAC_RESET		0x00000001
1047 #define SK_TXMACCTL_XMAC_UNRESET	0x00000002
1048 #define SK_TXMACCTL_LOOP_OFF		0x00000004
1049 #define SK_TXMACCTL_LOOP_ON		0x00000008
1050 #define SK_TXMACCTL_FLUSH_OFF		0x00000010
1051 #define SK_TXMACCTL_FLUSH_ON		0x00000020
1052 #define SK_TXMACCTL_WAITEMPTY_OFF	0x00000040
1053 #define SK_TXMACCTL_WAITEMPTY_ON	0x00000080
1054 #define SK_TXMACCTL_AFULL_OFF		0x00000100
1055 #define SK_TXMACCTL_AFULL_ON		0x00000200
1056 #define SK_TXMACCTL_TXRDY_PATCH_OFF	0x00000400
1057 #define SK_TXMACCTL_RXRDY_PATCH_ON	0x00000800
1058 #define SK_TXMACCTL_PKT_RECOVERY_OFF	0x00001000
1059 #define SK_TXMACCTL_PKT_RECOVERY_ON	0x00002000
1060 #define SK_TXMACCTL_CLR_IRQ_PERR	0x00008000
1061 #define SK_TXMACCTL_WAITAFTERFLUSH	0x00010000
1062 
1063 #define SK_TXLEDCTL_ENABLE		0x0001
1064 #define SK_TXLEDCTL_COUNTER_STOP	0x0002
1065 #define SK_TXLEDCTL_COUNTER_START	0x0004
1066 
1067 #define SK_FIFO_RESET		0x00000001
1068 #define SK_FIFO_UNRESET		0x00000002
1069 #define SK_FIFO_OFF		0x00000004
1070 #define SK_FIFO_ON		0x00000008
1071 
1072 /* Block 28 -- Descriptor Poll Timer */
1073 #define SK_DPT_INIT		0x0e00	/* Initial value 24 bits */
1074 #define SK_DPT_TIMER		0x0e04	/* Mul of 78.12MHz clk (24b) */
1075 
1076 #define SK_DPT_TIMER_MAX	0x00ffffffff	/* 214.75ms at 78.125MHz */
1077 
1078 #define SK_DPT_TIMER_CTRL	0x0e08	/* Timer Control 16 bits */
1079 #define SK_DPT_TCTL_STOP	0x0001	/* Stop Timer */
1080 #define SK_DPT_TCTL_START	0x0002	/* Start Timer */
1081 
1082 #define SK_DPT_TIMER_TEST	0x0e0a	/* Timer Test 16 bits */
1083 #define SK_DPT_TTEST_STEP	0x0001	/* Timer Decrement */
1084 #define SK_DPT_TTEST_OFF	0x0002	/* Test Mode Off */
1085 #define SK_DPT_TTEST_ON		0x0004	/* Test Mode On */
1086 
1087 /* Block 29 -- reserved */
1088 
1089 /* Block 30 -- GMAC/GPHY Control Registers (Yukon Only)*/
1090 #define SK_GMAC_CTRL		0x0f00	/* GMAC Control Register */
1091 #define SK_GPHY_CTRL		0x0f04	/* GPHY Control Register */
1092 #define SK_GMAC_ISR		0x0f08	/* GMAC Interrupt Source Register */
1093 #define SK_GMAC_IMR		0x0f0c	/* GMAC Interrupt Mask Register */
1094 #define SK_LINK_CTRL		0x0f10	/* Link Control Register (LCR) */
1095 #define SK_WOL_CTRL		0x0f20	/* Wake on LAN Control Register */
1096 #define SK_MAC_ADDR_LOW		0x0f24	/* Mack Address Registers LOW */
1097 #define SK_MAC_ADDR_HIGH	0x0f28	/* Mack Address Registers HIGH */
1098 #define SK_PAT_READ_PTR		0x0f2c	/* Pattern Read Pointer Register */
1099 #define SK_PAT_LEN_REG0		0x0f30	/* Pattern Length Register 0 */
1100 #define SK_PAT_LEN0		0x0f30	/* Pattern Length 0 */
1101 #define SK_PAT_LEN1		0x0f31	/* Pattern Length 1 */
1102 #define SK_PAT_LEN2		0x0f32	/* Pattern Length 2 */
1103 #define SK_PAT_LEN3		0x0f33	/* Pattern Length 3 */
1104 #define SK_PAT_LEN_REG1		0x0f34	/* Pattern Length Register 1 */
1105 #define SK_PAT_LEN4		0x0f34	/* Pattern Length 4 */
1106 #define SK_PAT_LEN5		0x0f35	/* Pattern Length 5 */
1107 #define SK_PAT_LEN6		0x0f36	/* Pattern Length 6 */
1108 #define SK_PAT_LEN7		0x0f37	/* Pattern Length 7 */
1109 #define SK_PAT_CTR_REG0		0x0f38	/* Pattern Counter Register 0 */
1110 #define SK_PAT_CTR0		0x0f38	/* Pattern Counter 0 */
1111 #define SK_PAT_CTR1		0x0f39	/* Pattern Counter 1 */
1112 #define SK_PAT_CTR2		0x0f3a	/* Pattern Counter 2 */
1113 #define SK_PAT_CTR3		0x0f3b	/* Pattern Counter 3 */
1114 #define SK_PAT_CTR_REG1		0x0f3c	/* Pattern Counter Register 1 */
1115 #define SK_PAT_CTR4		0x0f3c	/* Pattern Counter 4 */
1116 #define SK_PAT_CTR5		0x0f3d	/* Pattern Counter 5 */
1117 #define SK_PAT_CTR6		0x0f3e	/* Pattern Counter 6 */
1118 #define SK_PAT_CTR7		0x0f3f	/* Pattern Counter 7 */
1119 
1120 #define SK_GMAC_LOOP_ON		0x00000020	/* Loopback mode for testing */
1121 #define SK_GMAC_LOOP_OFF	0x00000010	/* purposes */
1122 #define SK_GMAC_PAUSE_ON	0x00000008	/* enable forward of pause */
1123 #define SK_GMAC_PAUSE_OFF	0x00000004	/* signal to GMAC */
1124 #define SK_GMAC_RESET_CLEAR	0x00000002	/* Clear GMAC Reset */
1125 #define SK_GMAC_RESET_SET	0x00000001	/* Set GMAC Reset */
1126 
1127 #define SK_GPHY_SEL_BDT		0x10000000	/* Select Bidirectional xfer */
1128 #define SK_GPHY_INT_POL_HI	0x08000000	/* IRQ Polarity Active */
1129 #define SK_GPHY_75_OHM		0x04000000	/* Use 75 Ohm Termination */
1130 #define SK_GPHY_DIS_FC		0x02000000	/* Disable Auto Fiber/Copper */
1131 #define SK_GPHY_DIS_SLEEP	0x01000000	/* Disable Energy Detect */
1132 #define SK_GPHY_HWCFG_M_3	0x00800000	/* HWCFG_MODE[3] */
1133 #define SK_GPHY_HWCFG_M_2	0x00400000	/* HWCFG_MODE[2] */
1134 #define SK_GPHY_HWCFG_M_1	0x00200000	/* HWCFG_MODE[1] */
1135 #define SK_GPHY_HWCFG_M_0	0x00100000	/* HWCFG_MODE[0] */
1136 #define SK_GPHY_ANEG_0		0x00080000	/* ANEG[0] */
1137 #define SK_GPHY_ENA_XC		0x00040000	/* Enable MDI Crossover */
1138 #define SK_GPHY_DIS_125		0x00020000	/* Disable 125MHz Clock */
1139 #define SK_GPHY_ANEG_3		0x00010000	/* ANEG[3] */
1140 #define SK_GPHY_ANEG_2		0x00008000	/* ANEG[2] */
1141 #define SK_GPHY_ANEG_1		0x00004000	/* ANEG[1] */
1142 #define SK_GPHY_ENA_PAUSE	0x00002000	/* Enable Pause */
1143 #define SK_GPHY_PHYADDR_4	0x00001000	/* Bit 4 of Phy Addr */
1144 #define SK_GPHY_PHYADDR_3	0x00000800	/* Bit 3 of Phy Addr */
1145 #define SK_GPHY_PHYADDR_2	0x00000400	/* Bit 2 of Phy Addr */
1146 #define SK_GPHY_PHYADDR_1	0x00000200	/* Bit 1 of Phy Addr */
1147 #define SK_GPHY_PHYADDR_0	0x00000100	/* Bit 0 of Phy Addr */
1148 #define SK_GPHY_RESET_CLEAR	0x00000002	/* Clear GPHY Reset */
1149 #define SK_GPHY_RESET_SET	0x00000001	/* Set GPHY Reset */
1150 
1151 #define SK_GPHY_COPPER		(SK_GPHY_HWCFG_M_0 | SK_GPHY_HWCFG_M_1 | \
1152 				 SK_GPHY_HWCFG_M_2 | SK_GPHY_HWCFG_M_3 )
1153 #define SK_GPHY_FIBER		(SK_GPHY_HWCFG_M_0 | SK_GPHY_HWCFG_M_1 | \
1154 				 SK_GPHY_HWCFG_M_2 )
1155 #define SK_GPHY_ANEG_ALL	(SK_GPHY_ANEG_0 | SK_GPHY_ANEG_1 | \
1156 				 SK_GPHY_ANEG_2 | SK_GPHY_ANEG_3 )
1157 
1158 #define SK_GMAC_INT_TX_OFLOW	0x20	/* Transmit Counter Overflow */
1159 #define SK_GMAC_INT_RX_OFLOW	0x10	/* Receiver Overflow */
1160 #define SK_GMAC_INT_TX_UNDER	0x08	/* Transmit FIFO Underrun */
1161 #define SK_GMAC_INT_TX_DONE	0x04	/* Transmit Complete */
1162 #define SK_GMAC_INT_RX_OVER	0x02	/* Receive FIFO Overrun */
1163 #define SK_GMAC_INT_RX_DONE	0x01	/* Receive Complete */
1164 
1165 #define SK_LINK_RESET_CLEAR	0x0002	/* Link Reset Clear */
1166 #define SK_LINK_RESET_SET	0x0001	/* Link Reset Set */
1167 
1168 /* Block 31 -- reserved */
1169 
1170 /* Block 32-33 -- Pattern Ram */
1171 #define SK_WOL_PRAM		0x1000
1172 
1173 /* Block 0x22 - 0x3f -- reserved */
1174 
1175 /* Block 0x40 to 0x4F -- XMAC 1 registers */
1176 #define SK_XMAC1_BASE	0x2000
1177 
1178 /* Block 0x50 to 0x5F -- MARV 1 registers */
1179 #define SK_MARV1_BASE	0x2800
1180 
1181 /* Block 0x60 to 0x6F -- XMAC 2 registers */
1182 #define SK_XMAC2_BASE	0x3000
1183 
1184 /* Block 0x70 to 0x7F -- MARV 2 registers */
1185 #define SK_MARV2_BASE	0x3800
1186 
1187 /* Compute relative offset of an XMAC register in the XMAC window(s). */
1188 #define SK_XMAC_REG(sc, reg)	(((reg) * 2) + SK_XMAC1_BASE +		\
1189 	(((sc)->sk_port) * (SK_XMAC2_BASE - SK_XMAC1_BASE)))
1190 
1191 #if 0
1192 #define SK_XM_READ_4(sc, reg)						\
1193 	((sk_win_read_2(sc->sk_softc,					\
1194 	SK_XMAC_REG(sc, reg)) & 0xFFFF) |				\
1195 	((sk_win_read_2(sc->sk_softc,					\
1196 	SK_XMAC_REG(sc, reg + 2)) & 0xFFFF) << 16))
1197 
1198 #define SK_XM_WRITE_4(sc, reg, val)					\
1199 	sk_win_write_2(sc->sk_softc, SK_XMAC_REG(sc, reg),		\
1200 	((val) & 0xFFFF));						\
1201 	sk_win_write_2(sc->sk_softc, SK_XMAC_REG(sc, reg + 2),		\
1202 	((val) >> 16) & 0xFFFF)
1203 #else
1204 #define SK_XM_READ_4(sc, reg)		\
1205 	sk_win_read_4(sc->sk_softc, SK_XMAC_REG(sc, reg))
1206 
1207 #define SK_XM_WRITE_4(sc, reg, val)	\
1208 	sk_win_write_4(sc->sk_softc, SK_XMAC_REG(sc, reg), (val))
1209 #endif
1210 
1211 #define SK_XM_READ_2(sc, reg)		\
1212 	sk_win_read_2(sc->sk_softc, SK_XMAC_REG(sc, reg))
1213 
1214 #define SK_XM_WRITE_2(sc, reg, val)	\
1215 	sk_win_write_2(sc->sk_softc, SK_XMAC_REG(sc, reg), val)
1216 
1217 #define SK_XM_SETBIT_4(sc, reg, x)	\
1218 	SK_XM_WRITE_4(sc, reg, (SK_XM_READ_4(sc, reg)) | (x))
1219 
1220 #define SK_XM_CLRBIT_4(sc, reg, x)	\
1221 	SK_XM_WRITE_4(sc, reg, (SK_XM_READ_4(sc, reg)) & ~(x))
1222 
1223 #define SK_XM_SETBIT_2(sc, reg, x)	\
1224 	SK_XM_WRITE_2(sc, reg, (SK_XM_READ_2(sc, reg)) | (x))
1225 
1226 #define SK_XM_CLRBIT_2(sc, reg, x)	\
1227 	SK_XM_WRITE_2(sc, reg, (SK_XM_READ_2(sc, reg)) & ~(x))
1228 
1229 /* Compute relative offset of an MARV register in the MARV window(s). */
1230 #define SK_YU_REG(sc, reg) \
1231 	((reg) + SK_MARV1_BASE + \
1232 	(((sc)->sk_port) * (SK_MARV2_BASE - SK_MARV1_BASE)))
1233 
1234 #define SK_YU_READ_4(sc, reg)		\
1235 	sk_win_read_4((sc)->sk_softc, SK_YU_REG((sc), (reg)))
1236 
1237 #define SK_YU_READ_2(sc, reg)		\
1238 	sk_win_read_2((sc)->sk_softc, SK_YU_REG((sc), (reg)))
1239 
1240 #define SK_YU_WRITE_4(sc, reg, val)	\
1241 	sk_win_write_4((sc)->sk_softc, SK_YU_REG((sc), (reg)), (val))
1242 
1243 #define SK_YU_WRITE_2(sc, reg, val)	\
1244 	sk_win_write_2((sc)->sk_softc, SK_YU_REG((sc), (reg)), (val))
1245 
1246 #define SK_YU_SETBIT_4(sc, reg, x)	\
1247 	SK_YU_WRITE_4(sc, reg, (SK_YU_READ_4(sc, reg)) | (x))
1248 
1249 #define SK_YU_CLRBIT_4(sc, reg, x)	\
1250 	SK_YU_WRITE_4(sc, reg, (SK_YU_READ_4(sc, reg)) & ~(x))
1251 
1252 #define SK_YU_SETBIT_2(sc, reg, x)	\
1253 	SK_YU_WRITE_2(sc, reg, (SK_YU_READ_2(sc, reg)) | (x))
1254 
1255 #define SK_YU_CLRBIT_2(sc, reg, x)	\
1256 	SK_YU_WRITE_2(sc, reg, (SK_YU_READ_2(sc, reg)) & ~(x))
1257 
1258 /*
1259  * The default FIFO threshold on the XMAC II is 4 bytes. On
1260  * dual port NICs, this often leads to transmit underruns, so we
1261  * bump the threshold a little.
1262  */
1263 #define SK_XM_TX_FIFOTHRESH	512
1264 
1265 #define SK_PCI_VENDOR_ID	0x0000
1266 #define SK_PCI_DEVICE_ID	0x0002
1267 #define SK_PCI_COMMAND		0x0004
1268 #define SK_PCI_STATUS		0x0006
1269 #define SK_PCI_REVID		0x0008
1270 #define SK_PCI_CLASSCODE	0x0009
1271 #define SK_PCI_CACHELEN		0x000C
1272 #define SK_PCI_LATENCY_TIMER	0x000D
1273 #define SK_PCI_HEADER_TYPE	0x000E
1274 #define SK_PCI_LOMEM		0x0010
1275 #define SK_PCI_LOIO		0x0014
1276 #define SK_PCI_SUBVEN_ID	0x002C
1277 #define SK_PCI_SYBSYS_ID	0x002E
1278 #define SK_PCI_BIOSROM		0x0030
1279 #define SK_PCI_INTLINE		0x003C
1280 #define SK_PCI_INTPIN		0x003D
1281 #define SK_PCI_MINGNT		0x003E
1282 #define SK_PCI_MINLAT		0x003F
1283 
1284 /* device specific PCI registers */
1285 #define SK_PCI_OURREG1		0x0040
1286 #define SK_PCI_OURREG2		0x0044
1287 #define SK_PCI_CAPID		0x0048 /* 8 bits */
1288 #define SK_PCI_NEXTPTR		0x0049 /* 8 bits */
1289 #define SK_PCI_PWRMGMTCAP	0x004A /* 16 bits */
1290 #define SK_PCI_PWRMGMTCTRL	0x004C /* 16 bits */
1291 #define SK_PCI_PME_EVENT	0x004F
1292 #define SK_PCI_VPD_CAPID	0x0050
1293 #define SK_PCI_VPD_NEXTPTR	0x0051
1294 #define SK_PCI_VPD_ADDR		0x0052
1295 #define SK_PCI_VPD_DATA		0x0054
1296 
1297 #define SK_PSTATE_MASK		0x0003
1298 #define SK_PSTATE_D0		0x0000
1299 #define SK_PSTATE_D1		0x0001
1300 #define SK_PSTATE_D2		0x0002
1301 #define SK_PSTATE_D3		0x0003
1302 #define SK_PME_EN		0x0010
1303 #define SK_PME_STATUS		0x8000
1304 
1305 /*
1306  * VPD flag bit. Set to 0 to initiate a read, will become 1 when
1307  * read is complete. Set to 1 to initiate a write, will become 0
1308  * when write is finished.
1309  */
1310 #define SK_VPD_FLAG		0x8000
1311 
1312 /* VPD structures */
1313 struct vpd_res {
1314 	u_int8_t		vr_id;
1315 	u_int8_t		vr_len;
1316 	u_int8_t		vr_pad;
1317 };
1318 
1319 struct vpd_key {
1320 	char			vk_key[2];
1321 	u_int8_t		vk_len;
1322 };
1323 
1324 #define VPD_RES_ID	0x82	/* ID string */
1325 #define VPD_RES_READ	0x90	/* start of read only area */
1326 #define VPD_RES_WRITE	0x81	/* start of read/write area */
1327 #define VPD_RES_END	0x78	/* end tag */
1328 
1329 #define CSR_WRITE_4(sc, reg, val)	\
1330 	bus_space_write_4((sc)->sk_btag, (sc)->sk_bhandle, (reg), (val))
1331 #define CSR_WRITE_2(sc, reg, val)	\
1332 	bus_space_write_2((sc)->sk_btag, (sc)->sk_bhandle, (reg), (val))
1333 #define CSR_WRITE_1(sc, reg, val)	\
1334 	bus_space_write_1((sc)->sk_btag, (sc)->sk_bhandle, (reg), (val))
1335 
1336 #define CSR_READ_4(sc, reg)		\
1337 	bus_space_read_4((sc)->sk_btag, (sc)->sk_bhandle, (reg))
1338 #define CSR_READ_2(sc, reg)		\
1339 	bus_space_read_2((sc)->sk_btag, (sc)->sk_bhandle, (reg))
1340 #define CSR_READ_1(sc, reg)		\
1341 	bus_space_read_1((sc)->sk_btag, (sc)->sk_bhandle, (reg))
1342 
1343 struct sk_type {
1344 	u_int16_t		sk_vid;
1345 	u_int16_t		sk_did;
1346 	char			*sk_name;
1347 };
1348 
1349 #define SK_ADDR_LO(x)	((u_int64_t) (x) & 0xffffffff)
1350 #define SK_ADDR_HI(x)	((u_int64_t) (x) >> 32)
1351 
1352 #define SK_RING_ALIGN	64
1353 
1354 /* RX queue descriptor data structure */
1355 struct sk_rx_desc {
1356 	u_int32_t		sk_ctl;
1357 	u_int32_t		sk_next;
1358 	u_int32_t		sk_data_lo;
1359 	u_int32_t		sk_data_hi;
1360 	u_int32_t		sk_xmac_rxstat;
1361 	u_int32_t		sk_timestamp;
1362 	u_int32_t		sk_csum;
1363 	u_int32_t		sk_csum_start;
1364 };
1365 
1366 #define SK_OPCODE_DEFAULT	0x00550000
1367 #define SK_OPCODE_CSUM		0x00560000
1368 
1369 #define SK_RXCTL_LEN		0x0000FFFF
1370 #define SK_RXCTL_OPCODE		0x00FF0000
1371 #define SK_RXCTL_TSTAMP_VALID	0x01000000
1372 #define SK_RXCTL_STATUS_VALID	0x02000000
1373 #define SK_RXCTL_DEV0		0x04000000
1374 #define SK_RXCTL_EOF_INTR	0x08000000
1375 #define SK_RXCTL_EOB_INTR	0x10000000
1376 #define SK_RXCTL_LASTFRAG	0x20000000
1377 #define SK_RXCTL_FIRSTFRAG	0x40000000
1378 #define SK_RXCTL_OWN		0x80000000
1379 
1380 #define SK_RXSTAT	\
1381 	(SK_RXCTL_EOF_INTR|SK_RXCTL_LASTFRAG|SK_RXCTL_FIRSTFRAG|SK_RXCTL_OWN)
1382 
1383 struct sk_tx_desc {
1384 	u_int32_t		sk_ctl;
1385 	u_int32_t		sk_next;
1386 	u_int32_t		sk_data_lo;
1387 	u_int32_t		sk_data_hi;
1388 	u_int32_t		sk_xmac_txstat;
1389 	u_int32_t		sk_csum_startval;
1390 	u_int32_t		sk_csum_start;
1391 	u_int32_t		sk_rsvd1;
1392 };
1393 
1394 #define SK_TXCTL_LEN		0x0000FFFF
1395 #define SK_TXCTL_OPCODE		0x00FF0000
1396 #define SK_TXCTL_SW		0x01000000
1397 #define SK_TXCTL_NOCRC		0x02000000
1398 #define SK_TXCTL_STORENFWD	0x04000000
1399 #define SK_TXCTL_EOF_INTR	0x08000000
1400 #define SK_TXCTL_EOB_INTR	0x10000000
1401 #define SK_TXCTL_LASTFRAG	0x20000000
1402 #define SK_TXCTL_FIRSTFRAG	0x40000000
1403 #define SK_TXCTL_OWN		0x80000000
1404 
1405 #define SK_TXSTAT	\
1406 	(SK_OPCODE_DEFAULT|SK_TXCTL_EOF_INTR|SK_TXCTL_LASTFRAG|SK_TXCTL_OWN)
1407 
1408 #define SK_RXBYTES(x)		((x) & 0x0000FFFF)
1409 #define SK_TXBYTES		SK_RXBYTES
1410 
1411 #define SK_TX_RING_CNT		512
1412 #define SK_RX_RING_CNT		256
1413 #define SK_JUMBO_RX_RING_CNT	256
1414 #define SK_MAXTXSEGS		32
1415 #define SK_MAXRXSEGS		32
1416 
1417 /*
1418  * Jumbo buffer stuff. Note that we must allocate more jumbo
1419  * buffers than there are descriptors in the receive ring. This
1420  * is because we don't know how long it will take for a packet
1421  * to be released after we hand it off to the upper protocol
1422  * layers. To be safe, we allocate 1.5 times the number of
1423  * receive descriptors.
1424  */
1425 #define SK_JUMBO_FRAMELEN	9018
1426 #define SK_JUMBO_MTU		(SK_JUMBO_FRAMELEN-ETHER_HDR_LEN-ETHER_CRC_LEN)
1427 #define SK_MAX_FRAMELEN		\
1428 	(ETHER_MAX_LEN + ETHER_VLAN_ENCAP_LEN - ETHER_CRC_LEN)
1429 #define SK_MIN_FRAMELEN		(ETHER_MIN_LEN - ETHER_CRC_LEN)
1430 #define SK_JSLOTS		((SK_RX_RING_CNT * 3) / 2)
1431 
1432 #define SK_JRAWLEN (SK_JUMBO_FRAMELEN + ETHER_ALIGN)
1433 #define SK_JLEN (SK_JRAWLEN + (sizeof(u_int64_t) - \
1434 	(SK_JRAWLEN % sizeof(u_int64_t))))
1435 #define SK_JPAGESZ PAGE_SIZE
1436 #define SK_RESID (SK_JPAGESZ - (SK_JLEN * SK_JSLOTS) % SK_JPAGESZ)
1437 #define SK_JMEM ((SK_JLEN * SK_JSLOTS) + SK_RESID)
1438 
1439 struct sk_jpool_entry {
1440 	int                             slot;
1441 	SLIST_ENTRY(sk_jpool_entry)	jpool_entries;
1442 };
1443 
1444 struct sk_txdesc {
1445 	struct mbuf		*tx_m;
1446 	bus_dmamap_t		tx_dmamap;
1447 	STAILQ_ENTRY(sk_txdesc)	tx_q;
1448 };
1449 
1450 STAILQ_HEAD(sk_txdq, sk_txdesc);
1451 
1452 struct sk_rxdesc {
1453 	struct mbuf		*rx_m;
1454 	bus_dmamap_t		rx_dmamap;
1455 };
1456 
1457 struct sk_chain_data {
1458 	bus_dma_tag_t		sk_parent_tag;
1459 	bus_dma_tag_t		sk_tx_tag;
1460 	struct sk_txdesc	sk_txdesc[SK_TX_RING_CNT];
1461 	struct sk_txdq		sk_txfreeq;
1462 	struct sk_txdq		sk_txbusyq;
1463 	bus_dma_tag_t		sk_rx_tag;
1464 	struct sk_rxdesc	sk_rxdesc[SK_RX_RING_CNT];
1465 	bus_dma_tag_t		sk_tx_ring_tag;
1466 	bus_dma_tag_t		sk_rx_ring_tag;
1467 	bus_dmamap_t		sk_tx_ring_map;
1468 	bus_dmamap_t		sk_rx_ring_map;
1469 	bus_dmamap_t		sk_rx_sparemap;
1470 	bus_dma_tag_t		sk_jumbo_rx_tag;
1471 	bus_dma_tag_t		sk_jumbo_tag;
1472 	bus_dmamap_t		sk_jumbo_map;
1473 	bus_dma_tag_t		sk_jumbo_mtag;
1474 	caddr_t			sk_jslots[SK_JSLOTS];
1475 	struct sk_rxdesc	sk_jumbo_rxdesc[SK_JUMBO_RX_RING_CNT];
1476 	bus_dma_tag_t		sk_jumbo_rx_ring_tag;
1477 	bus_dmamap_t		sk_jumbo_rx_ring_map;
1478 	bus_dmamap_t		sk_jumbo_rx_sparemap;
1479 	int			sk_tx_prod;
1480 	int			sk_tx_cons;
1481 	int			sk_tx_cnt;
1482 	int			sk_rx_cons;
1483 	int			sk_jumbo_rx_cons;
1484 };
1485 
1486 struct sk_ring_data {
1487 	struct sk_tx_desc	*sk_tx_ring;
1488 	bus_addr_t		sk_tx_ring_paddr;
1489 	struct sk_rx_desc	*sk_rx_ring;
1490 	bus_addr_t		sk_rx_ring_paddr;
1491 	struct sk_rx_desc	*sk_jumbo_rx_ring;
1492 	bus_addr_t		sk_jumbo_rx_ring_paddr;
1493 	void			*sk_jumbo_buf;
1494 	bus_addr_t		sk_jumbo_buf_paddr;
1495 };
1496 
1497 #define SK_TX_RING_ADDR(sc, i)	\
1498     ((sc)->sk_rdata.sk_tx_ring_paddr + sizeof(struct sk_tx_desc) * (i))
1499 #define SK_RX_RING_ADDR(sc, i) \
1500     ((sc)->sk_rdata.sk_rx_ring_paddr + sizeof(struct sk_rx_desc) * (i))
1501 #define SK_JUMBO_RX_RING_ADDR(sc, i) \
1502     ((sc)->sk_rdata.sk_jumbo_rx_ring_paddr + sizeof(struct sk_rx_desc) * (i))
1503 
1504 #define SK_TX_RING_SZ		\
1505     (sizeof(struct sk_tx_desc) * SK_TX_RING_CNT)
1506 #define SK_RX_RING_SZ		\
1507     (sizeof(struct sk_rx_desc) * SK_RX_RING_CNT)
1508 #define SK_JUMBO_RX_RING_SZ		\
1509     (sizeof(struct sk_rx_desc) * SK_JUMBO_RX_RING_CNT)
1510 
1511 struct sk_bcom_hack {
1512 	int			reg;
1513 	int			val;
1514 };
1515 
1516 #define SK_INC(x, y)	(x) = (x + 1) % y
1517 
1518 /* Forward decl. */
1519 struct sk_if_softc;
1520 
1521 /* Softc for the GEnesis controller. */
1522 struct sk_softc {
1523 	bus_space_handle_t	sk_bhandle;	/* bus space handle */
1524 	bus_space_tag_t		sk_btag;	/* bus space tag */
1525 	void			*sk_intrhand;	/* irq handler handle */
1526 	struct resource		*sk_irq;	/* IRQ resource handle */
1527 	struct resource		*sk_res;	/* I/O or shared mem handle */
1528 	device_t		sk_dev;
1529 	u_int8_t		sk_type;
1530 	u_int8_t		sk_rev;
1531 	u_int8_t		spare;
1532 	char			*sk_vpd_prodname;
1533 	char			*sk_vpd_readonly;
1534 	uint16_t		sk_vpd_readonly_len;
1535 	u_int32_t		sk_rboff;	/* RAMbuffer offset */
1536 	u_int32_t		sk_ramsize;	/* amount of RAM on NIC */
1537 	u_int32_t		sk_pmd;		/* physical media type */
1538 	u_int32_t		sk_coppertype;
1539 	u_int32_t		sk_intrmask;
1540 	int			sk_int_mod;
1541 	int			sk_int_ticks;
1542 	int			sk_suspended;
1543 	struct sk_if_softc	*sk_if[2];
1544 	device_t		sk_devs[2];
1545 	struct mtx		sk_mii_mtx;
1546 	struct mtx		sk_mtx;
1547 };
1548 
1549 #define	SK_LOCK(_sc)		mtx_lock(&(_sc)->sk_mtx)
1550 #define	SK_UNLOCK(_sc)		mtx_unlock(&(_sc)->sk_mtx)
1551 #define	SK_LOCK_ASSERT(_sc)	mtx_assert(&(_sc)->sk_mtx, MA_OWNED)
1552 #define	SK_IF_LOCK(_sc)		SK_LOCK((_sc)->sk_softc)
1553 #define	SK_IF_UNLOCK(_sc)	SK_UNLOCK((_sc)->sk_softc)
1554 #define	SK_IF_LOCK_ASSERT(_sc)	SK_LOCK_ASSERT((_sc)->sk_softc)
1555 #define	SK_IF_MII_LOCK(_sc)	mtx_lock(&(_sc)->sk_softc->sk_mii_mtx)
1556 #define	SK_IF_MII_UNLOCK(_sc)	mtx_unlock(&(_sc)->sk_softc->sk_mii_mtx)
1557 
1558 /* Softc for each logical interface */
1559 struct sk_if_softc {
1560 	struct ifnet		*sk_ifp;	/* interface info */
1561 	device_t		sk_miibus;
1562 	device_t		sk_if_dev;
1563 	u_int8_t		sk_port;	/* port # on controller */
1564 	u_int8_t		sk_xmac_rev;	/* XMAC chip rev (B2 or C1) */
1565 	u_int32_t		sk_rx_ramstart;
1566 	u_int32_t		sk_rx_ramend;
1567 	u_int32_t		sk_tx_ramstart;
1568 	u_int32_t		sk_tx_ramend;
1569 	int			sk_phytype;
1570 	int			sk_phyaddr;
1571 	int			sk_link;
1572 	struct callout		sk_tick_ch;
1573 	struct sk_chain_data	sk_cdata;
1574 	struct sk_ring_data	sk_rdata;
1575 	struct sk_softc		*sk_softc;	/* parent controller */
1576 	int			sk_tx_bmu;	/* TX BMU register */
1577 	int			sk_if_flags;
1578 	SLIST_HEAD(__sk_jfreehead, sk_jpool_entry)	sk_jfree_listhead;
1579 	SLIST_HEAD(__sk_jinusehead, sk_jpool_entry)	sk_jinuse_listhead;
1580 	struct mtx		sk_jlist_mtx;
1581 };
1582 
1583 #define	SK_JLIST_LOCK(_sc)	mtx_lock(&(_sc)->sk_jlist_mtx)
1584 #define	SK_JLIST_UNLOCK(_sc)	mtx_unlock(&(_sc)->sk_jlist_mtx)
1585 
1586 #define SK_TIMEOUT	1000
1587