FreeBSD/Linux Kernel Cross Reference
sys/pci/if_skreg.h
1 /*
2 * Copyright (c) 1997, 1998, 1999
3 * Bill Paul <wpaul@ctr.columbia.edu>. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by Bill Paul.
16 * 4. Neither the name of the author nor the names of any co-contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD
24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
30 * THE POSSIBILITY OF SUCH DAMAGE.
31 *
32 * $FreeBSD$
33 */
34
35 /*
36 * SysKonnect PCI vendor ID
37 */
38 #define SK_VENDORID 0x1148
39
40 /*
41 * SK-NET gigabit ethernet device ID
42 */
43 #define SK_DEVICEID_GE 0x4300
44
45 /*
46 * GEnesis registers. The GEnesis chip has a 256-byte I/O window
47 * but internally it has a 16K register space. This 16K space is
48 * divided into 128-byte blocks. The first 128 bytes of the I/O
49 * window represent the first block, which is permanently mapped
50 * at the start of the window. The other 127 blocks can be mapped
51 * to the second 128 bytes of the I/O window by setting the desired
52 * block value in the RAP register in block 0. Not all of the 127
53 * blocks are actually used. Most registers are 32 bits wide, but
54 * there are a few 16-bit and 8-bit ones as well.
55 */
56
57
58 /* Start of remappable register window. */
59 #define SK_WIN_BASE 0x0080
60
61 /* Size of a window */
62 #define SK_WIN_LEN 0x80
63
64 #define SK_WIN_MASK 0x3F80
65 #define SK_REG_MASK 0x7F
66
67 /* Compute the window of a given register (for the RAP register) */
68 #define SK_WIN(reg) (((reg) & SK_WIN_MASK) / SK_WIN_LEN)
69
70 /* Compute the relative offset of a register within the window */
71 #define SK_REG(reg) ((reg) & SK_REG_MASK)
72
73 #define SK_PORT_A 0
74 #define SK_PORT_B 1
75
76 /*
77 * Compute offset of port-specific register. Since there are two
78 * ports, there are two of some GEnesis modules (e.g. two sets of
79 * DMA queues, two sets of FIFO control registers, etc...). Normally,
80 * the block for port 0 is at offset 0x0 and the block for port 1 is
81 * at offset 0x80 (i.e. the next page over). However for the transmit
82 * BMUs and RAMbuffers, there are two blocks for each port: one for
83 * the sync transmit queue and one for the async queue (which we don't
84 * use). However instead of ordering them like this:
85 * TX sync 1 / TX sync 2 / TX async 1 / TX async 2
86 * SysKonnect has instead ordered them like this:
87 * TX sync 1 / TX async 1 / TX sync 2 / TX async 2
88 * This means that when referencing the TX BMU and RAMbuffer registers,
89 * we have to double the block offset (0x80 * 2) in order to reach the
90 * second queue. This prevents us from using the same formula
91 * (sk_port * 0x80) to compute the offsets for all of the port-specific
92 * blocks: we need an extra offset for the BMU and RAMbuffer registers.
93 * The simplest thing is to provide an extra argument to these macros:
94 * the 'skip' parameter. The 'skip' value is the number of extra pages
95 * for skip when computing the port0/port1 offsets. For most registers,
96 * the skip value is 0; for the BMU and RAMbuffer registers, it's 1.
97 */
98 #define SK_IF_READ_4(sc_if, skip, reg) \
99 sk_win_read_4(sc_if->sk_softc, reg + \
100 ((sc_if->sk_port * (skip + 1)) * SK_WIN_LEN))
101 #define SK_IF_READ_2(sc_if, skip, reg) \
102 sk_win_read_2(sc_if->sk_softc, reg + \
103 ((sc_if->sk_port * (skip + 1)) * SK_WIN_LEN))
104 #define SK_IF_READ_1(sc_if, skip, reg) \
105 sk_win_read_1(sc_if->sk_softc, reg + \
106 ((sc_if->sk_port * (skip + 1)) * SK_WIN_LEN))
107
108 #define SK_IF_WRITE_4(sc_if, skip, reg, val) \
109 sk_win_write_4(sc_if->sk_softc, \
110 reg + ((sc_if->sk_port * (skip + 1)) * SK_WIN_LEN), val)
111 #define SK_IF_WRITE_2(sc_if, skip, reg, val) \
112 sk_win_write_2(sc_if->sk_softc, \
113 reg + ((sc_if->sk_port * (skip + 1)) * SK_WIN_LEN), val)
114 #define SK_IF_WRITE_1(sc_if, skip, reg, val) \
115 sk_win_write_1(sc_if->sk_softc, \
116 reg + ((sc_if->sk_port * (skip + 1)) * SK_WIN_LEN), val)
117
118 /* Block 0 registers, permanently mapped at iobase. */
119 #define SK_RAP 0x0000
120 #define SK_CSR 0x0004
121 #define SK_LED 0x0006
122 #define SK_ISR 0x0008 /* interrupt source */
123 #define SK_IMR 0x000C /* interrupt mask */
124 #define SK_IESR 0x0010 /* interrupt hardware error source */
125 #define SK_IEMR 0x0014 /* interrupt hardware error mask */
126 #define SK_ISSR 0x0018 /* special interrupt source */
127 #define SK_XM_IMR0 0x0020
128 #define SK_XM_ISR0 0x0028
129 #define SK_XM_PHYADDR0 0x0030
130 #define SK_XM_PHYDATA0 0x0034
131 #define SK_XM_IMR1 0x0040
132 #define SK_XM_ISR1 0x0048
133 #define SK_XM_PHYADDR1 0x0050
134 #define SK_XM_PHYDATA1 0x0054
135 #define SK_BMU_RX_CSR0 0x0060
136 #define SK_BMU_RX_CSR1 0x0064
137 #define SK_BMU_TXS_CSR0 0x0068
138 #define SK_BMU_TXA_CSR0 0x006C
139 #define SK_BMU_TXS_CSR1 0x0070
140 #define SK_BMU_TXA_CSR1 0x0074
141
142 /* SK_CSR register */
143 #define SK_CSR_SW_RESET 0x0001
144 #define SK_CSR_SW_UNRESET 0x0002
145 #define SK_CSR_MASTER_RESET 0x0004
146 #define SK_CSR_MASTER_UNRESET 0x0008
147 #define SK_CSR_MASTER_STOP 0x0010
148 #define SK_CSR_MASTER_DONE 0x0020
149 #define SK_CSR_SW_IRQ_CLEAR 0x0040
150 #define SK_CSR_SW_IRQ_SET 0x0080
151 #define SK_CSR_SLOTSIZE 0x0100 /* 1 == 64 bits, 0 == 32 */
152 #define SK_CSR_BUSCLOCK 0x0200 /* 1 == 33/66 Mhz, = 33 */
153
154 /* SK_LED register */
155 #define SK_LED_GREEN_OFF 0x01
156 #define SK_LED_GREEN_ON 0x02
157
158 /* SK_ISR register */
159 #define SK_ISR_TX2_AS_CHECK 0x00000001
160 #define SK_ISR_TX2_AS_EOF 0x00000002
161 #define SK_ISR_TX2_AS_EOB 0x00000004
162 #define SK_ISR_TX2_S_CHECK 0x00000008
163 #define SK_ISR_TX2_S_EOF 0x00000010
164 #define SK_ISR_TX2_S_EOB 0x00000020
165 #define SK_ISR_TX1_AS_CHECK 0x00000040
166 #define SK_ISR_TX1_AS_EOF 0x00000080
167 #define SK_ISR_TX1_AS_EOB 0x00000100
168 #define SK_ISR_TX1_S_CHECK 0x00000200
169 #define SK_ISR_TX1_S_EOF 0x00000400
170 #define SK_ISR_TX1_S_EOB 0x00000800
171 #define SK_ISR_RX2_CHECK 0x00001000
172 #define SK_ISR_RX2_EOF 0x00002000
173 #define SK_ISR_RX2_EOB 0x00004000
174 #define SK_ISR_RX1_CHECK 0x00008000
175 #define SK_ISR_RX1_EOF 0x00010000
176 #define SK_ISR_RX1_EOB 0x00020000
177 #define SK_ISR_LINK2_OFLOW 0x00040000
178 #define SK_ISR_MAC2 0x00080000
179 #define SK_ISR_LINK1_OFLOW 0x00100000
180 #define SK_ISR_MAC1 0x00200000
181 #define SK_ISR_TIMER 0x00400000
182 #define SK_ISR_EXTERNAL_REG 0x00800000
183 #define SK_ISR_SW 0x01000000
184 #define SK_ISR_I2C_RDY 0x02000000
185 #define SK_ISR_TX2_TIMEO 0x04000000
186 #define SK_ISR_TX1_TIMEO 0x08000000
187 #define SK_ISR_RX2_TIMEO 0x10000000
188 #define SK_ISR_RX1_TIMEO 0x20000000
189 #define SK_ISR_RSVD 0x40000000
190 #define SK_ISR_HWERR 0x80000000
191
192 /* SK_IMR register */
193 #define SK_IMR_TX2_AS_CHECK 0x00000001
194 #define SK_IMR_TX2_AS_EOF 0x00000002
195 #define SK_IMR_TX2_AS_EOB 0x00000004
196 #define SK_IMR_TX2_S_CHECK 0x00000008
197 #define SK_IMR_TX2_S_EOF 0x00000010
198 #define SK_IMR_TX2_S_EOB 0x00000020
199 #define SK_IMR_TX1_AS_CHECK 0x00000040
200 #define SK_IMR_TX1_AS_EOF 0x00000080
201 #define SK_IMR_TX1_AS_EOB 0x00000100
202 #define SK_IMR_TX1_S_CHECK 0x00000200
203 #define SK_IMR_TX1_S_EOF 0x00000400
204 #define SK_IMR_TX1_S_EOB 0x00000800
205 #define SK_IMR_RX2_CHECK 0x00001000
206 #define SK_IMR_RX2_EOF 0x00002000
207 #define SK_IMR_RX2_EOB 0x00004000
208 #define SK_IMR_RX1_CHECK 0x00008000
209 #define SK_IMR_RX1_EOF 0x00010000
210 #define SK_IMR_RX1_EOB 0x00020000
211 #define SK_IMR_LINK2_OFLOW 0x00040000
212 #define SK_IMR_MAC2 0x00080000
213 #define SK_IMR_LINK1_OFLOW 0x00100000
214 #define SK_IMR_MAC1 0x00200000
215 #define SK_IMR_TIMER 0x00400000
216 #define SK_IMR_EXTERNAL_REG 0x00800000
217 #define SK_IMR_SW 0x01000000
218 #define SK_IMR_I2C_RDY 0x02000000
219 #define SK_IMR_TX2_TIMEO 0x04000000
220 #define SK_IMR_TX1_TIMEO 0x08000000
221 #define SK_IMR_RX2_TIMEO 0x10000000
222 #define SK_IMR_RX1_TIMEO 0x20000000
223 #define SK_IMR_RSVD 0x40000000
224 #define SK_IMR_HWERR 0x80000000
225
226 #define SK_INTRS1 \
227 (SK_IMR_RX1_EOF|SK_IMR_TX1_S_EOF|SK_IMR_MAC1)
228
229 #define SK_INTRS2 \
230 (SK_IMR_RX2_EOF|SK_IMR_TX2_S_EOF|SK_IMR_MAC2)
231
232 /* SK_IESR register */
233 #define SK_IESR_PAR_RX2 0x00000001
234 #define SK_IESR_PAR_RX1 0x00000002
235 #define SK_IESR_PAR_MAC2 0x00000004
236 #define SK_IESR_PAR_MAC1 0x00000008
237 #define SK_IESR_PAR_WR_RAM 0x00000010
238 #define SK_IESR_PAR_RD_RAM 0x00000020
239 #define SK_IESR_NO_TSTAMP_MAC2 0x00000040
240 #define SK_IESR_NO_TSTAMO_MAC1 0x00000080
241 #define SK_IESR_NO_STS_MAC2 0x00000100
242 #define SK_IESR_NO_STS_MAC1 0x00000200
243 #define SK_IESR_IRQ_STS 0x00000400
244 #define SK_IESR_MASTERERR 0x00000800
245
246 /* SK_IEMR register */
247 #define SK_IEMR_PAR_RX2 0x00000001
248 #define SK_IEMR_PAR_RX1 0x00000002
249 #define SK_IEMR_PAR_MAC2 0x00000004
250 #define SK_IEMR_PAR_MAC1 0x00000008
251 #define SK_IEMR_PAR_WR_RAM 0x00000010
252 #define SK_IEMR_PAR_RD_RAM 0x00000020
253 #define SK_IEMR_NO_TSTAMP_MAC2 0x00000040
254 #define SK_IEMR_NO_TSTAMO_MAC1 0x00000080
255 #define SK_IEMR_NO_STS_MAC2 0x00000100
256 #define SK_IEMR_NO_STS_MAC1 0x00000200
257 #define SK_IEMR_IRQ_STS 0x00000400
258 #define SK_IEMR_MASTERERR 0x00000800
259
260 /* Block 2 */
261 #define SK_MAC0_0 0x0100
262 #define SK_MAC0_1 0x0104
263 #define SK_MAC1_0 0x0108
264 #define SK_MAC1_1 0x010C
265 #define SK_MAC2_0 0x0110
266 #define SK_MAC2_1 0x0114
267 #define SK_CONNTYPE 0x0118
268 #define SK_PMDTYPE 0x0119
269 #define SK_CONFIG 0x011A
270 #define SK_CHIPVER 0x011B
271 #define SK_EPROM0 0x011C
272 #define SK_EPROM1 0x011D
273 #define SK_EPROM2 0x011E
274 #define SK_EPROM3 0x011F
275 #define SK_EP_ADDR 0x0120
276 #define SK_EP_DATA 0x0124
277 #define SK_EP_LOADCTL 0x0128
278 #define SK_EP_LOADTST 0x0129
279 #define SK_TIMERINIT 0x0130
280 #define SK_TIMER 0x0134
281 #define SK_TIMERCTL 0x0138
282 #define SK_TIMERTST 0x0139
283 #define SK_IMTIMERINIT 0x0140
284 #define SK_IMTIMER 0x0144
285 #define SK_IMTIMERCTL 0x0148
286 #define SK_IMTIMERTST 0x0149
287 #define SK_IMMR 0x014C
288 #define SK_IHWEMR 0x0150
289 #define SK_TESTCTL1 0x0158
290 #define SK_TESTCTL2 0x0159
291 #define SK_GPIO 0x015C
292 #define SK_I2CHWCTL 0x0160
293 #define SK_I2CHWDATA 0x0164
294 #define SK_I2CHWIRQ 0x0168
295 #define SK_I2CSW 0x016C
296 #define SK_BLNKINIT 0x0170
297 #define SK_BLNKCOUNT 0x0174
298 #define SK_BLNKCTL 0x0178
299 #define SK_BLNKSTS 0x0179
300 #define SK_BLNKTST 0x017A
301
302 #define SK_IMCTL_STOP 0x02
303 #define SK_IMCTL_START 0x04
304
305 #define SK_IMTIMER_TICKS 54
306 #define SK_IM_USECS(x) ((x) * SK_IMTIMER_TICKS)
307
308 /*
309 * The SK_EPROM0 register contains a byte that describes the
310 * amount of SRAM mounted on the NIC. The value also tells if
311 * the chips are 64K or 128K. This affects the RAMbuffer address
312 * offset that we need to use.
313 */
314 #define SK_RAMSIZE_512K_64 0x1
315 #define SK_RAMSIZE_1024K_128 0x2
316 #define SK_RAMSIZE_1024K_64 0x3
317 #define SK_RAMSIZE_2048K_128 0x4
318
319 #define SK_RBOFF_0 0x0
320 #define SK_RBOFF_80000 0x80000
321
322 #define SK_CONFIG_SINGLEMAC 0x01
323 #define SK_CONFIG_DIS_DSL_CLK 0x02
324
325 #define SK_PMD_1000BASELX 0x4C
326 #define SK_PMD_1000BASESX 0x53
327 #define SK_PMD_1000BASECX 0x43
328 #define SK_PMD_1000BASETX 0x54
329
330 /* Block 3 Ram interface and MAC arbiter registers */
331 #define SK_RAMADDR 0x0180
332 #define SK_RAMDATA0 0x0184
333 #define SK_RAMDATA1 0x0188
334 #define SK_TO0 0x0190
335 #define SK_TO1 0x0191
336 #define SK_TO2 0x0192
337 #define SK_TO3 0x0193
338 #define SK_TO4 0x0194
339 #define SK_TO5 0x0195
340 #define SK_TO6 0x0196
341 #define SK_TO7 0x0197
342 #define SK_TO8 0x0198
343 #define SK_TO9 0x0199
344 #define SK_TO10 0x019A
345 #define SK_TO11 0x019B
346 #define SK_RITIMEO_TMR 0x019C
347 #define SK_RAMCTL 0x01A0
348 #define SK_RITIMER_TST 0x01A2
349
350 #define SK_RAMCTL_RESET 0x0001
351 #define SK_RAMCTL_UNRESET 0x0002
352 #define SK_RAMCTL_CLR_IRQ_WPAR 0x0100
353 #define SK_RAMCTL_CLR_IRQ_RPAR 0x0200
354
355 /* Mac arbiter registers */
356 #define SK_MINIT_RX1 0x01B0
357 #define SK_MINIT_RX2 0x01B1
358 #define SK_MINIT_TX1 0x01B2
359 #define SK_MINIT_TX2 0x01B3
360 #define SK_MTIMEO_RX1 0x01B4
361 #define SK_MTIMEO_RX2 0x01B5
362 #define SK_MTIMEO_TX1 0x01B6
363 #define SK_MTIEMO_TX2 0x01B7
364 #define SK_MACARB_CTL 0x01B8
365 #define SK_MTIMER_TST 0x01BA
366 #define SK_RCINIT_RX1 0x01C0
367 #define SK_RCINIT_RX2 0x01C1
368 #define SK_RCINIT_TX1 0x01C2
369 #define SK_RCINIT_TX2 0x01C3
370 #define SK_RCTIMEO_RX1 0x01C4
371 #define SK_RCTIMEO_RX2 0x01C5
372 #define SK_RCTIMEO_TX1 0x01C6
373 #define SK_RCTIMEO_TX2 0x01C7
374 #define SK_RECOVERY_CTL 0x01C8
375 #define SK_RCTIMER_TST 0x01CA
376
377 /* Packet arbiter registers */
378 #define SK_RXPA1_TINIT 0x01D0
379 #define SK_RXPA2_TINIT 0x01D4
380 #define SK_TXPA1_TINIT 0x01D8
381 #define SK_TXPA2_TINIT 0x01DC
382 #define SK_RXPA1_TIMEO 0x01E0
383 #define SK_RXPA2_TIMEO 0x01E4
384 #define SK_TXPA1_TIMEO 0x01E8
385 #define SK_TXPA2_TIMEO 0x01EC
386 #define SK_PKTARB_CTL 0x01F0
387 #define SK_PKTATB_TST 0x01F2
388
389 #define SK_PKTARB_TIMEOUT 0x2000
390
391 #define SK_PKTARBCTL_RESET 0x0001
392 #define SK_PKTARBCTL_UNRESET 0x0002
393 #define SK_PKTARBCTL_RXTO1_OFF 0x0004
394 #define SK_PKTARBCTL_RXTO1_ON 0x0008
395 #define SK_PKTARBCTL_RXTO2_OFF 0x0010
396 #define SK_PKTARBCTL_RXTO2_ON 0x0020
397 #define SK_PKTARBCTL_TXTO1_OFF 0x0040
398 #define SK_PKTARBCTL_TXTO1_ON 0x0080
399 #define SK_PKTARBCTL_TXTO2_OFF 0x0100
400 #define SK_PKTARBCTL_TXTO2_ON 0x0200
401 #define SK_PKTARBCTL_CLR_IRQ_RXTO1 0x0400
402 #define SK_PKTARBCTL_CLR_IRQ_RXTO2 0x0800
403 #define SK_PKTARBCTL_CLR_IRQ_TXTO1 0x1000
404 #define SK_PKTARBCTL_CLR_IRQ_TXTO2 0x2000
405
406 #define SK_MINIT_XMAC_B2 54
407 #define SK_MINIT_XMAC_C1 63
408
409 #define SK_MACARBCTL_RESET 0x0001
410 #define SK_MACARBCTL_UNRESET 0x0002
411 #define SK_MACARBCTL_FASTOE_OFF 0x0004
412 #define SK_MACARBCRL_FASTOE_ON 0x0008
413
414 #define SK_RCINIT_XMAC_B2 54
415 #define SK_RCINIT_XMAC_C1 0
416
417 #define SK_RECOVERYCTL_RX1_OFF 0x0001
418 #define SK_RECOVERYCTL_RX1_ON 0x0002
419 #define SK_RECOVERYCTL_RX2_OFF 0x0004
420 #define SK_RECOVERYCTL_RX2_ON 0x0008
421 #define SK_RECOVERYCTL_TX1_OFF 0x0010
422 #define SK_RECOVERYCTL_TX1_ON 0x0020
423 #define SK_RECOVERYCTL_TX2_OFF 0x0040
424 #define SK_RECOVERYCTL_TX2_ON 0x0080
425
426 #define SK_RECOVERY_XMAC_B2 \
427 (SK_RECOVERYCTL_RX1_ON|SK_RECOVERYCTL_RX2_ON| \
428 SK_RECOVERYCTL_TX1_ON|SK_RECOVERYCTL_TX2_ON)
429
430 #define SK_RECOVERY_XMAC_C1 \
431 (SK_RECOVERYCTL_RX1_OFF|SK_RECOVERYCTL_RX2_OFF| \
432 SK_RECOVERYCTL_TX1_OFF|SK_RECOVERYCTL_TX2_OFF)
433
434 /* Block 4 -- TX Arbiter MAC 1 */
435 #define SK_TXAR1_TIMERINIT 0x0200
436 #define SK_TXAR1_TIMERVAL 0x0204
437 #define SK_TXAR1_LIMITINIT 0x0208
438 #define SK_TXAR1_LIMITCNT 0x020C
439 #define SK_TXAR1_COUNTERCTL 0x0210
440 #define SK_TXAR1_COUNTERTST 0x0212
441 #define SK_TXAR1_COUNTERSTS 0x0212
442
443 /* Block 5 -- TX Arbiter MAC 2 */
444 #define SK_TXAR2_TIMERINIT 0x0280
445 #define SK_TXAR2_TIMERVAL 0x0284
446 #define SK_TXAR2_LIMITINIT 0x0288
447 #define SK_TXAR2_LIMITCNT 0x028C
448 #define SK_TXAR2_COUNTERCTL 0x0290
449 #define SK_TXAR2_COUNTERTST 0x0291
450 #define SK_TXAR2_COUNTERSTS 0x0292
451
452 #define SK_TXARCTL_OFF 0x01
453 #define SK_TXARCTL_ON 0x02
454 #define SK_TXARCTL_RATECTL_OFF 0x04
455 #define SK_TXARCTL_RATECTL_ON 0x08
456 #define SK_TXARCTL_ALLOC_OFF 0x10
457 #define SK_TXARCTL_ALLOC_ON 0x20
458 #define SK_TXARCTL_FSYNC_OFF 0x40
459 #define SK_TXARCTL_FSYNC_ON 0x80
460
461 /* Block 6 -- External registers */
462 #define SK_EXTREG_BASE 0x300
463 #define SK_EXTREG_END 0x37C
464
465 /* Block 7 -- PCI config registers */
466 #define SK_PCI_BASE 0x0380
467 #define SK_PCI_END 0x03FC
468
469 /* Compute offset of mirrored PCI register */
470 #define SK_PCI_REG(reg) ((reg) + SK_PCI_BASE)
471
472 /* Block 8 -- RX queue 1 */
473 #define SK_RXQ1_BUFCNT 0x0400
474 #define SK_RXQ1_BUFCTL 0x0402
475 #define SK_RXQ1_NEXTDESC 0x0404
476 #define SK_RXQ1_RXBUF_LO 0x0408
477 #define SK_RXQ1_RXBUF_HI 0x040C
478 #define SK_RXQ1_RXSTAT 0x0410
479 #define SK_RXQ1_TIMESTAMP 0x0414
480 #define SK_RXQ1_CSUM1 0x0418
481 #define SK_RXQ1_CSUM2 0x041A
482 #define SK_RXQ1_CSUM1_START 0x041C
483 #define SK_RXQ1_CSUM2_START 0x041E
484 #define SK_RXQ1_CURADDR_LO 0x0420
485 #define SK_RXQ1_CURADDR_HI 0x0424
486 #define SK_RXQ1_CURCNT_LO 0x0428
487 #define SK_RXQ1_CURCNT_HI 0x042C
488 #define SK_RXQ1_CURBYTES 0x0430
489 #define SK_RXQ1_BMU_CSR 0x0434
490 #define SK_RXQ1_WATERMARK 0x0438
491 #define SK_RXQ1_FLAG 0x043A
492 #define SK_RXQ1_TEST1 0x043C
493 #define SK_RXQ1_TEST2 0x0440
494 #define SK_RXQ1_TEST3 0x0444
495
496 /* Block 9 -- RX queue 2 */
497 #define SK_RXQ2_BUFCNT 0x0480
498 #define SK_RXQ2_BUFCTL 0x0482
499 #define SK_RXQ2_NEXTDESC 0x0484
500 #define SK_RXQ2_RXBUF_LO 0x0488
501 #define SK_RXQ2_RXBUF_HI 0x048C
502 #define SK_RXQ2_RXSTAT 0x0490
503 #define SK_RXQ2_TIMESTAMP 0x0494
504 #define SK_RXQ2_CSUM1 0x0498
505 #define SK_RXQ2_CSUM2 0x049A
506 #define SK_RXQ2_CSUM1_START 0x049C
507 #define SK_RXQ2_CSUM2_START 0x049E
508 #define SK_RXQ2_CURADDR_LO 0x04A0
509 #define SK_RXQ2_CURADDR_HI 0x04A4
510 #define SK_RXQ2_CURCNT_LO 0x04A8
511 #define SK_RXQ2_CURCNT_HI 0x04AC
512 #define SK_RXQ2_CURBYTES 0x04B0
513 #define SK_RXQ2_BMU_CSR 0x04B4
514 #define SK_RXQ2_WATERMARK 0x04B8
515 #define SK_RXQ2_FLAG 0x04BA
516 #define SK_RXQ2_TEST1 0x04BC
517 #define SK_RXQ2_TEST2 0x04C0
518 #define SK_RXQ2_TEST3 0x04C4
519
520 #define SK_RXBMU_CLR_IRQ_ERR 0x00000001
521 #define SK_RXBMU_CLR_IRQ_EOF 0x00000002
522 #define SK_RXBMU_CLR_IRQ_EOB 0x00000004
523 #define SK_RXBMU_CLR_IRQ_PAR 0x00000008
524 #define SK_RXBMU_RX_START 0x00000010
525 #define SK_RXBMU_RX_STOP 0x00000020
526 #define SK_RXBMU_POLL_OFF 0x00000040
527 #define SK_RXBMU_POLL_ON 0x00000080
528 #define SK_RXBMU_TRANSFER_SM_RESET 0x00000100
529 #define SK_RXBMU_TRANSFER_SM_UNRESET 0x00000200
530 #define SK_RXBMU_DESCWR_SM_RESET 0x00000400
531 #define SK_RXBMU_DESCWR_SM_UNRESET 0x00000800
532 #define SK_RXBMU_DESCRD_SM_RESET 0x00001000
533 #define SK_RXBMU_DESCRD_SM_UNRESET 0x00002000
534 #define SK_RXBMU_SUPERVISOR_SM_RESET 0x00004000
535 #define SK_RXBMU_SUPERVISOR_SM_UNRESET 0x00008000
536 #define SK_RXBMU_PFI_SM_RESET 0x00010000
537 #define SK_RXBMU_PFI_SM_UNRESET 0x00020000
538 #define SK_RXBMU_FIFO_RESET 0x00040000
539 #define SK_RXBMU_FIFO_UNRESET 0x00080000
540 #define SK_RXBMU_DESC_RESET 0x00100000
541 #define SK_RXBMU_DESC_UNRESET 0x00200000
542 #define SK_RXBMU_SUPERVISOR_IDLE 0x01000000
543
544 #define SK_RXBMU_ONLINE \
545 (SK_RXBMU_TRANSFER_SM_UNRESET|SK_RXBMU_DESCWR_SM_UNRESET| \
546 SK_RXBMU_DESCRD_SM_UNRESET|SK_RXBMU_SUPERVISOR_SM_UNRESET| \
547 SK_RXBMU_PFI_SM_UNRESET|SK_RXBMU_FIFO_UNRESET| \
548 SK_RXBMU_DESC_UNRESET)
549
550 #define SK_RXBMU_OFFLINE \
551 (SK_RXBMU_TRANSFER_SM_RESET|SK_RXBMU_DESCWR_SM_RESET| \
552 SK_RXBMU_DESCRD_SM_RESET|SK_RXBMU_SUPERVISOR_SM_RESET| \
553 SK_RXBMU_PFI_SM_RESET|SK_RXBMU_FIFO_RESET| \
554 SK_RXBMU_DESC_RESET)
555
556 /* Block 12 -- TX sync queue 1 */
557 #define SK_TXQS1_BUFCNT 0x0600
558 #define SK_TXQS1_BUFCTL 0x0602
559 #define SK_TXQS1_NEXTDESC 0x0604
560 #define SK_TXQS1_RXBUF_LO 0x0608
561 #define SK_TXQS1_RXBUF_HI 0x060C
562 #define SK_TXQS1_RXSTAT 0x0610
563 #define SK_TXQS1_CSUM_STARTVAL 0x0614
564 #define SK_TXQS1_CSUM_STARTPOS 0x0618
565 #define SK_TXQS1_CSUM_WRITEPOS 0x061A
566 #define SK_TXQS1_CURADDR_LO 0x0620
567 #define SK_TXQS1_CURADDR_HI 0x0624
568 #define SK_TXQS1_CURCNT_LO 0x0628
569 #define SK_TXQS1_CURCNT_HI 0x062C
570 #define SK_TXQS1_CURBYTES 0x0630
571 #define SK_TXQS1_BMU_CSR 0x0634
572 #define SK_TXQS1_WATERMARK 0x0638
573 #define SK_TXQS1_FLAG 0x063A
574 #define SK_TXQS1_TEST1 0x063C
575 #define SK_TXQS1_TEST2 0x0640
576 #define SK_TXQS1_TEST3 0x0644
577
578 /* Block 13 -- TX async queue 1 */
579 #define SK_TXQA1_BUFCNT 0x0680
580 #define SK_TXQA1_BUFCTL 0x0682
581 #define SK_TXQA1_NEXTDESC 0x0684
582 #define SK_TXQA1_RXBUF_LO 0x0688
583 #define SK_TXQA1_RXBUF_HI 0x068C
584 #define SK_TXQA1_RXSTAT 0x0690
585 #define SK_TXQA1_CSUM_STARTVAL 0x0694
586 #define SK_TXQA1_CSUM_STARTPOS 0x0698
587 #define SK_TXQA1_CSUM_WRITEPOS 0x069A
588 #define SK_TXQA1_CURADDR_LO 0x06A0
589 #define SK_TXQA1_CURADDR_HI 0x06A4
590 #define SK_TXQA1_CURCNT_LO 0x06A8
591 #define SK_TXQA1_CURCNT_HI 0x06AC
592 #define SK_TXQA1_CURBYTES 0x06B0
593 #define SK_TXQA1_BMU_CSR 0x06B4
594 #define SK_TXQA1_WATERMARK 0x06B8
595 #define SK_TXQA1_FLAG 0x06BA
596 #define SK_TXQA1_TEST1 0x06BC
597 #define SK_TXQA1_TEST2 0x06C0
598 #define SK_TXQA1_TEST3 0x06C4
599
600 /* Block 14 -- TX sync queue 2 */
601 #define SK_TXQS2_BUFCNT 0x0700
602 #define SK_TXQS2_BUFCTL 0x0702
603 #define SK_TXQS2_NEXTDESC 0x0704
604 #define SK_TXQS2_RXBUF_LO 0x0708
605 #define SK_TXQS2_RXBUF_HI 0x070C
606 #define SK_TXQS2_RXSTAT 0x0710
607 #define SK_TXQS2_CSUM_STARTVAL 0x0714
608 #define SK_TXQS2_CSUM_STARTPOS 0x0718
609 #define SK_TXQS2_CSUM_WRITEPOS 0x071A
610 #define SK_TXQS2_CURADDR_LO 0x0720
611 #define SK_TXQS2_CURADDR_HI 0x0724
612 #define SK_TXQS2_CURCNT_LO 0x0728
613 #define SK_TXQS2_CURCNT_HI 0x072C
614 #define SK_TXQS2_CURBYTES 0x0730
615 #define SK_TXQS2_BMU_CSR 0x0734
616 #define SK_TXQS2_WATERMARK 0x0738
617 #define SK_TXQS2_FLAG 0x073A
618 #define SK_TXQS2_TEST1 0x073C
619 #define SK_TXQS2_TEST2 0x0740
620 #define SK_TXQS2_TEST3 0x0744
621
622 /* Block 15 -- TX async queue 2 */
623 #define SK_TXQA2_BUFCNT 0x0780
624 #define SK_TXQA2_BUFCTL 0x0782
625 #define SK_TXQA2_NEXTDESC 0x0784
626 #define SK_TXQA2_RXBUF_LO 0x0788
627 #define SK_TXQA2_RXBUF_HI 0x078C
628 #define SK_TXQA2_RXSTAT 0x0790
629 #define SK_TXQA2_CSUM_STARTVAL 0x0794
630 #define SK_TXQA2_CSUM_STARTPOS 0x0798
631 #define SK_TXQA2_CSUM_WRITEPOS 0x079A
632 #define SK_TXQA2_CURADDR_LO 0x07A0
633 #define SK_TXQA2_CURADDR_HI 0x07A4
634 #define SK_TXQA2_CURCNT_LO 0x07A8
635 #define SK_TXQA2_CURCNT_HI 0x07AC
636 #define SK_TXQA2_CURBYTES 0x07B0
637 #define SK_TXQA2_BMU_CSR 0x07B4
638 #define SK_TXQA2_WATERMARK 0x07B8
639 #define SK_TXQA2_FLAG 0x07BA
640 #define SK_TXQA2_TEST1 0x07BC
641 #define SK_TXQA2_TEST2 0x07C0
642 #define SK_TXQA2_TEST3 0x07C4
643
644 #define SK_TXBMU_CLR_IRQ_ERR 0x00000001
645 #define SK_TXBMU_CLR_IRQ_EOF 0x00000002
646 #define SK_TXBMU_CLR_IRQ_EOB 0x00000004
647 #define SK_TXBMU_TX_START 0x00000010
648 #define SK_TXBMU_TX_STOP 0x00000020
649 #define SK_TXBMU_POLL_OFF 0x00000040
650 #define SK_TXBMU_POLL_ON 0x00000080
651 #define SK_TXBMU_TRANSFER_SM_RESET 0x00000100
652 #define SK_TXBMU_TRANSFER_SM_UNRESET 0x00000200
653 #define SK_TXBMU_DESCWR_SM_RESET 0x00000400
654 #define SK_TXBMU_DESCWR_SM_UNRESET 0x00000800
655 #define SK_TXBMU_DESCRD_SM_RESET 0x00001000
656 #define SK_TXBMU_DESCRD_SM_UNRESET 0x00002000
657 #define SK_TXBMU_SUPERVISOR_SM_RESET 0x00004000
658 #define SK_TXBMU_SUPERVISOR_SM_UNRESET 0x00008000
659 #define SK_TXBMU_PFI_SM_RESET 0x00010000
660 #define SK_TXBMU_PFI_SM_UNRESET 0x00020000
661 #define SK_TXBMU_FIFO_RESET 0x00040000
662 #define SK_TXBMU_FIFO_UNRESET 0x00080000
663 #define SK_TXBMU_DESC_RESET 0x00100000
664 #define SK_TXBMU_DESC_UNRESET 0x00200000
665 #define SK_TXBMU_SUPERVISOR_IDLE 0x01000000
666
667 #define SK_TXBMU_ONLINE \
668 (SK_TXBMU_TRANSFER_SM_UNRESET|SK_TXBMU_DESCWR_SM_UNRESET| \
669 SK_TXBMU_DESCRD_SM_UNRESET|SK_TXBMU_SUPERVISOR_SM_UNRESET| \
670 SK_TXBMU_PFI_SM_UNRESET|SK_TXBMU_FIFO_UNRESET| \
671 SK_TXBMU_DESC_UNRESET)
672
673 #define SK_TXBMU_OFFLINE \
674 (SK_TXBMU_TRANSFER_SM_RESET|SK_TXBMU_DESCWR_SM_RESET| \
675 SK_TXBMU_DESCRD_SM_RESET|SK_TXBMU_SUPERVISOR_SM_RESET| \
676 SK_TXBMU_PFI_SM_RESET|SK_TXBMU_FIFO_RESET| \
677 SK_TXBMU_DESC_RESET)
678
679 /* Block 16 -- Receive RAMbuffer 1 */
680 #define SK_RXRB1_START 0x0800
681 #define SK_RXRB1_END 0x0804
682 #define SK_RXRB1_WR_PTR 0x0808
683 #define SK_RXRB1_RD_PTR 0x080C
684 #define SK_RXRB1_UTHR_PAUSE 0x0810
685 #define SK_RXRB1_LTHR_PAUSE 0x0814
686 #define SK_RXRB1_UTHR_HIPRIO 0x0818
687 #define SK_RXRB1_UTHR_LOPRIO 0x081C
688 #define SK_RXRB1_PKTCNT 0x0820
689 #define SK_RXRB1_LVL 0x0824
690 #define SK_RXRB1_CTLTST 0x0828
691
692 /* Block 17 -- Receive RAMbuffer 2 */
693 #define SK_RXRB2_START 0x0880
694 #define SK_RXRB2_END 0x0884
695 #define SK_RXRB2_WR_PTR 0x0888
696 #define SK_RXRB2_RD_PTR 0x088C
697 #define SK_RXRB2_UTHR_PAUSE 0x0890
698 #define SK_RXRB2_LTHR_PAUSE 0x0894
699 #define SK_RXRB2_UTHR_HIPRIO 0x0898
700 #define SK_RXRB2_UTHR_LOPRIO 0x089C
701 #define SK_RXRB2_PKTCNT 0x08A0
702 #define SK_RXRB2_LVL 0x08A4
703 #define SK_RXRB2_CTLTST 0x08A8
704
705 /* Block 20 -- Sync. Transmit RAMbuffer 1 */
706 #define SK_TXRBS1_START 0x0A00
707 #define SK_TXRBS1_END 0x0A04
708 #define SK_TXRBS1_WR_PTR 0x0A08
709 #define SK_TXRBS1_RD_PTR 0x0A0C
710 #define SK_TXRBS1_PKTCNT 0x0A20
711 #define SK_TXRBS1_LVL 0x0A24
712 #define SK_TXRBS1_CTLTST 0x0A28
713
714 /* Block 21 -- Async. Transmit RAMbuffer 1 */
715 #define SK_TXRBA1_START 0x0A80
716 #define SK_TXRBA1_END 0x0A84
717 #define SK_TXRBA1_WR_PTR 0x0A88
718 #define SK_TXRBA1_RD_PTR 0x0A8C
719 #define SK_TXRBA1_PKTCNT 0x0AA0
720 #define SK_TXRBA1_LVL 0x0AA4
721 #define SK_TXRBA1_CTLTST 0x0AA8
722
723 /* Block 22 -- Sync. Transmit RAMbuffer 2 */
724 #define SK_TXRBS2_START 0x0B00
725 #define SK_TXRBS2_END 0x0B04
726 #define SK_TXRBS2_WR_PTR 0x0B08
727 #define SK_TXRBS2_RD_PTR 0x0B0C
728 #define SK_TXRBS2_PKTCNT 0x0B20
729 #define SK_TXRBS2_LVL 0x0B24
730 #define SK_TXRBS2_CTLTST 0x0B28
731
732 /* Block 23 -- Async. Transmit RAMbuffer 2 */
733 #define SK_TXRBA2_START 0x0B80
734 #define SK_TXRBA2_END 0x0B84
735 #define SK_TXRBA2_WR_PTR 0x0B88
736 #define SK_TXRBA2_RD_PTR 0x0B8C
737 #define SK_TXRBA2_PKTCNT 0x0BA0
738 #define SK_TXRBA2_LVL 0x0BA4
739 #define SK_TXRBA2_CTLTST 0x0BA8
740
741 #define SK_RBCTL_RESET 0x00000001
742 #define SK_RBCTL_UNRESET 0x00000002
743 #define SK_RBCTL_OFF 0x00000004
744 #define SK_RBCTL_ON 0x00000008
745 #define SK_RBCTL_STORENFWD_OFF 0x00000010
746 #define SK_RBCTL_STORENFWD_ON 0x00000020
747
748 /* Block 24 -- RX MAC FIFO 1 regisrers and LINK_SYNC counter */
749 #define SK_RXF1_END 0x0C00
750 #define SK_RXF1_WPTR 0x0C04
751 #define SK_RXF1_RPTR 0x0C0C
752 #define SK_RXF1_PKTCNT 0x0C10
753 #define SK_RXF1_LVL 0x0C14
754 #define SK_RXF1_MACCTL 0x0C18
755 #define SK_RXF1_CTL 0x0C1C
756 #define SK_RXLED1_CNTINIT 0x0C20
757 #define SK_RXLED1_COUNTER 0x0C24
758 #define SK_RXLED1_CTL 0x0C28
759 #define SK_RXLED1_TST 0x0C29
760 #define SK_LINK_SYNC1_CINIT 0x0C30
761 #define SK_LINK_SYNC1_COUNTER 0x0C34
762 #define SK_LINK_SYNC1_CTL 0x0C38
763 #define SK_LINK_SYNC1_TST 0x0C39
764 #define SK_LINKLED1_CTL 0x0C3C
765
766 #define SK_FIFO_END 0x3F
767
768 /* Block 25 -- RX MAC FIFO 2 regisrers and LINK_SYNC counter */
769 #define SK_RXF2_END 0x0C80
770 #define SK_RXF2_WPTR 0x0C84
771 #define SK_RXF2_RPTR 0x0C8C
772 #define SK_RXF2_PKTCNT 0x0C90
773 #define SK_RXF2_LVL 0x0C94
774 #define SK_RXF2_MACCTL 0x0C98
775 #define SK_RXF2_CTL 0x0C9C
776 #define SK_RXLED2_CNTINIT 0x0CA0
777 #define SK_RXLED2_COUNTER 0x0CA4
778 #define SK_RXLED2_CTL 0x0CA8
779 #define SK_RXLED2_TST 0x0CA9
780 #define SK_LINK_SYNC2_CINIT 0x0CB0
781 #define SK_LINK_SYNC2_COUNTER 0x0CB4
782 #define SK_LINK_SYNC2_CTL 0x0CB8
783 #define SK_LINK_SYNC2_TST 0x0CB9
784 #define SK_LINKLED2_CTL 0x0CBC
785
786 #define SK_RXMACCTL_CLR_IRQ_NOSTS 0x00000001
787 #define SK_RXMACCTL_CLR_IRQ_NOTSTAMP 0x00000002
788 #define SK_RXMACCTL_TSTAMP_OFF 0x00000004
789 #define SK_RXMACCTL_RSTAMP_ON 0x00000008
790 #define SK_RXMACCTL_FLUSH_OFF 0x00000010
791 #define SK_RXMACCTL_FLUSH_ON 0x00000020
792 #define SK_RXMACCTL_PAUSE_OFF 0x00000040
793 #define SK_RXMACCTL_PAUSE_ON 0x00000080
794 #define SK_RXMACCTL_AFULL_OFF 0x00000100
795 #define SK_RXMACCTL_AFULL_ON 0x00000200
796 #define SK_RXMACCTL_VALIDTIME_PATCH_OFF 0x00000400
797 #define SK_RXMACCTL_VALIDTIME_PATCH_ON 0x00000800
798 #define SK_RXMACCTL_RXRDY_PATCH_OFF 0x00001000
799 #define SK_RXMACCTL_RXRDY_PATCH_ON 0x00002000
800 #define SK_RXMACCTL_STS_TIMEO 0x00FF0000
801 #define SK_RXMACCTL_TSTAMP_TIMEO 0xFF000000
802
803 #define SK_RXLEDCTL_ENABLE 0x0001
804 #define SK_RXLEDCTL_COUNTER_STOP 0x0002
805 #define SK_RXLEDCTL_COUNTER_START 0x0004
806
807 #define SK_LINKLED_OFF 0x0001
808 #define SK_LINKLED_ON 0x0002
809 #define SK_LINKLED_LINKSYNC_OFF 0x0004
810 #define SK_LINKLED_LINKSYNC_ON 0x0008
811 #define SK_LINKLED_BLINK_OFF 0x0010
812 #define SK_LINKLED_BLINK_ON 0x0020
813
814 /* Block 26 -- TX MAC FIFO 1 regisrers */
815 #define SK_TXF1_END 0x0D00
816 #define SK_TXF1_WPTR 0x0D04
817 #define SK_TXF1_RPTR 0x0D0C
818 #define SK_TXF1_PKTCNT 0x0D10
819 #define SK_TXF1_LVL 0x0D14
820 #define SK_TXF1_MACCTL 0x0D18
821 #define SK_TXF1_CTL 0x0D1C
822 #define SK_TXLED1_CNTINIT 0x0D20
823 #define SK_TXLED1_COUNTER 0x0D24
824 #define SK_TXLED1_CTL 0x0D28
825 #define SK_TXLED1_TST 0x0D29
826
827 /* Block 27 -- TX MAC FIFO 2 regisrers */
828 #define SK_TXF2_END 0x0D80
829 #define SK_TXF2_WPTR 0x0D84
830 #define SK_TXF2_RPTR 0x0D8C
831 #define SK_TXF2_PKTCNT 0x0D90
832 #define SK_TXF2_LVL 0x0D94
833 #define SK_TXF2_MACCTL 0x0D98
834 #define SK_TXF2_CTL 0x0D9C
835 #define SK_TXLED2_CNTINIT 0x0DA0
836 #define SK_TXLED2_COUNTER 0x0DA4
837 #define SK_TXLED2_CTL 0x0DA8
838 #define SK_TXLED2_TST 0x0DA9
839
840 #define SK_TXMACCTL_XMAC_RESET 0x00000001
841 #define SK_TXMACCTL_XMAC_UNRESET 0x00000002
842 #define SK_TXMACCTL_LOOP_OFF 0x00000004
843 #define SK_TXMACCTL_LOOP_ON 0x00000008
844 #define SK_TXMACCTL_FLUSH_OFF 0x00000010
845 #define SK_TXMACCTL_FLUSH_ON 0x00000020
846 #define SK_TXMACCTL_WAITEMPTY_OFF 0x00000040
847 #define SK_TXMACCTL_WAITEMPTY_ON 0x00000080
848 #define SK_TXMACCTL_AFULL_OFF 0x00000100
849 #define SK_TXMACCTL_AFULL_ON 0x00000200
850 #define SK_TXMACCTL_TXRDY_PATCH_OFF 0x00000400
851 #define SK_TXMACCTL_RXRDY_PATCH_ON 0x00000800
852 #define SK_TXMACCTL_PKT_RECOVERY_OFF 0x00001000
853 #define SK_TXMACCTL_PKT_RECOVERY_ON 0x00002000
854 #define SK_TXMACCTL_CLR_IRQ_PERR 0x00008000
855 #define SK_TXMACCTL_WAITAFTERFLUSH 0x00010000
856
857 #define SK_TXLEDCTL_ENABLE 0x0001
858 #define SK_TXLEDCTL_COUNTER_STOP 0x0002
859 #define SK_TXLEDCTL_COUNTER_START 0x0004
860
861 #define SK_FIFO_RESET 0x00000001
862 #define SK_FIFO_UNRESET 0x00000002
863 #define SK_FIFO_OFF 0x00000004
864 #define SK_FIFO_ON 0x00000008
865
866 /* Block 0x40 to 0x4F -- XMAC 1 registers */
867 #define SK_XMAC1_BASE 0x2000
868 #define SK_XMAC1_END 0x23FF
869
870 /* Block 0x60 to 0x6F -- XMAC 2 registers */
871 #define SK_XMAC2_BASE 0x3000
872 #define SK_XMAC2_END 0x33FF
873
874 /* Compute relative offset of an XMAC register in the XMAC window(s). */
875 #define SK_XMAC_REG(reg, mac) (((reg) * 2) + SK_XMAC1_BASE + \
876 (mac * (SK_XMAC2_BASE - SK_XMAC1_BASE)))
877
878 #define SK_XM_READ_4(sc, reg) \
879 (sk_win_read_2(sc->sk_softc, \
880 SK_XMAC_REG(reg, sc->sk_port)) & 0xFFFF) | \
881 ((sk_win_read_2(sc->sk_softc, \
882 SK_XMAC_REG(reg + 2, sc->sk_port)) << 16) & 0xFFFF0000)
883
884 #define SK_XM_WRITE_4(sc, reg, val) \
885 sk_win_write_2(sc->sk_softc, \
886 SK_XMAC_REG(reg, sc->sk_port), ((val) & 0xFFFF)); \
887 sk_win_write_2(sc->sk_softc, \
888 SK_XMAC_REG(reg + 2, sc->sk_port), ((val) >> 16) & 0xFFFF);
889
890 #define SK_XM_READ_2(sc, reg) \
891 sk_win_read_2(sc->sk_softc, SK_XMAC_REG(reg, sc->sk_port))
892
893 #define SK_XM_WRITE_2(sc, reg, val) \
894 sk_win_write_2(sc->sk_softc, SK_XMAC_REG(reg, sc->sk_port), val)
895
896 #define SK_XM_SETBIT_4(sc, reg, x) \
897 SK_XM_WRITE_4(sc, reg, (SK_XM_READ_4(sc, reg)) | (x))
898
899 #define SK_XM_CLRBIT_4(sc, reg, x) \
900 SK_XM_WRITE_4(sc, reg, (SK_XM_READ_4(sc, reg)) & ~(x))
901
902 #define SK_XM_SETBIT_2(sc, reg, x) \
903 SK_XM_WRITE_2(sc, reg, (SK_XM_READ_2(sc, reg)) | (x))
904
905 #define SK_XM_CLRBIT_2(sc, reg, x) \
906 SK_XM_WRITE_2(sc, reg, (SK_XM_READ_2(sc, reg)) & ~(x))
907
908
909 /*
910 * The default FIFO threshold on the XMAC II is 4 bytes. On
911 * dual port NICs, this often leads to transmit underruns, so we
912 * bump the threshold a little.
913 */
914 #define SK_XM_TX_FIFOTHRESH 512
915
916 #define SK_PCI_VENDOR_ID 0x0000
917 #define SK_PCI_DEVICE_ID 0x0002
918 #define SK_PCI_COMMAND 0x0004
919 #define SK_PCI_STATUS 0x0006
920 #define SK_PCI_REVID 0x0008
921 #define SK_PCI_CLASSCODE 0x0009
922 #define SK_PCI_CACHELEN 0x000C
923 #define SK_PCI_LATENCY_TIMER 0x000D
924 #define SK_PCI_HEADER_TYPE 0x000E
925 #define SK_PCI_LOMEM 0x0010
926 #define SK_PCI_LOIO 0x0014
927 #define SK_PCI_SUBVEN_ID 0x002C
928 #define SK_PCI_SYBSYS_ID 0x002E
929 #define SK_PCI_BIOSROM 0x0030
930 #define SK_PCI_INTLINE 0x003C
931 #define SK_PCI_INTPIN 0x003D
932 #define SK_PCI_MINGNT 0x003E
933 #define SK_PCI_MINLAT 0x003F
934
935 /* device specific PCI registers */
936 #define SK_PCI_OURREG1 0x0040
937 #define SK_PCI_OURREG2 0x0044
938 #define SK_PCI_CAPID 0x0048 /* 8 bits */
939 #define SK_PCI_NEXTPTR 0x0049 /* 8 bits */
940 #define SK_PCI_PWRMGMTCAP 0x004A /* 16 bits */
941 #define SK_PCI_PWRMGMTCTRL 0x004C /* 16 bits */
942 #define SK_PCI_PME_EVENT 0x004F
943 #define SK_PCI_VPD_CAPID 0x0050
944 #define SK_PCI_VPD_NEXTPTR 0x0051
945 #define SK_PCI_VPD_ADDR 0x0052
946 #define SK_PCI_VPD_DATA 0x0054
947
948 #define SK_PSTATE_MASK 0x0003
949 #define SK_PSTATE_D0 0x0000
950 #define SK_PSTATE_D1 0x0001
951 #define SK_PSTATE_D2 0x0002
952 #define SK_PSTATE_D3 0x0003
953 #define SK_PME_EN 0x0010
954 #define SK_PME_STATUS 0x8000
955
956 /*
957 * VPD flag bit. Set to 0 to initiate a read, will become 1 when
958 * read is complete. Set to 1 to initiate a write, will become 0
959 * when write is finished.
960 */
961 #define SK_VPD_FLAG 0x8000
962
963 /* VPD structures */
964 struct vpd_res {
965 u_int8_t vr_id;
966 u_int8_t vr_len;
967 u_int8_t vr_pad;
968 };
969
970 struct vpd_key {
971 char vk_key[2];
972 u_int8_t vk_len;
973 };
974
975 #define VPD_RES_ID 0x82 /* ID string */
976 #define VPD_RES_READ 0x90 /* start of read only area */
977 #define VPD_RES_WRITE 0x81 /* start of read/write area */
978 #define VPD_RES_END 0x78 /* end tag */
979
980 #define CSR_WRITE_4(sc, reg, val) \
981 bus_space_write_4(sc->sk_btag, sc->sk_bhandle, reg, val)
982 #define CSR_WRITE_2(sc, reg, val) \
983 bus_space_write_2(sc->sk_btag, sc->sk_bhandle, reg, val)
984 #define CSR_WRITE_1(sc, reg, val) \
985 bus_space_write_1(sc->sk_btag, sc->sk_bhandle, reg, val)
986
987 #define CSR_READ_4(sc, reg) \
988 bus_space_read_4(sc->sk_btag, sc->sk_bhandle, reg)
989 #define CSR_READ_2(sc, reg) \
990 bus_space_read_2(sc->sk_btag, sc->sk_bhandle, reg)
991 #define CSR_READ_1(sc, reg) \
992 bus_space_read_1(sc->sk_btag, sc->sk_bhandle, reg)
993
994 struct sk_type {
995 u_int16_t sk_vid;
996 u_int16_t sk_did;
997 char *sk_name;
998 };
999
1000 /* RX queue descriptor data structure */
1001 struct sk_rx_desc {
1002 u_int32_t sk_ctl;
1003 u_int32_t sk_next;
1004 u_int32_t sk_data_lo;
1005 u_int32_t sk_data_hi;
1006 u_int32_t sk_xmac_rxstat;
1007 u_int32_t sk_timestamp;
1008 u_int16_t sk_csum2;
1009 u_int16_t sk_csum1;
1010 u_int16_t sk_csum2_start;
1011 u_int16_t sk_csum1_start;
1012 };
1013
1014 #define SK_OPCODE_DEFAULT 0x00550000
1015 #define SK_OPCODE_CSUM 0x00560000
1016
1017 #define SK_RXCTL_LEN 0x0000FFFF
1018 #define SK_RXCTL_OPCODE 0x00FF0000
1019 #define SK_RXCTL_TSTAMP_VALID 0x01000000
1020 #define SK_RXCTL_STATUS_VALID 0x02000000
1021 #define SK_RXCTL_DEV0 0x04000000
1022 #define SK_RXCTL_EOF_INTR 0x08000000
1023 #define SK_RXCTL_EOB_INTR 0x10000000
1024 #define SK_RXCTL_LASTFRAG 0x20000000
1025 #define SK_RXCTL_FIRSTFRAG 0x40000000
1026 #define SK_RXCTL_OWN 0x80000000
1027
1028 #define SK_RXSTAT \
1029 (SK_OPCODE_DEFAULT|SK_RXCTL_EOF_INTR|SK_RXCTL_LASTFRAG| \
1030 SK_RXCTL_FIRSTFRAG|SK_RXCTL_OWN)
1031
1032 struct sk_tx_desc {
1033 u_int32_t sk_ctl;
1034 u_int32_t sk_next;
1035 u_int32_t sk_data_lo;
1036 u_int32_t sk_data_hi;
1037 u_int32_t sk_xmac_txstat;
1038 u_int16_t sk_rsvd0;
1039 u_int16_t sk_csum_startval;
1040 u_int16_t sk_csum_startpos;
1041 u_int16_t sk_csum_writepos;
1042 u_int32_t sk_rsvd1;
1043 };
1044
1045 #define SK_TXCTL_LEN 0x0000FFFF
1046 #define SK_TXCTL_OPCODE 0x00FF0000
1047 #define SK_TXCTL_SW 0x01000000
1048 #define SK_TXCTL_NOCRC 0x02000000
1049 #define SK_TXCTL_STORENFWD 0x04000000
1050 #define SK_TXCTL_EOF_INTR 0x08000000
1051 #define SK_TXCTL_EOB_INTR 0x10000000
1052 #define SK_TXCTL_LASTFRAG 0x20000000
1053 #define SK_TXCTL_FIRSTFRAG 0x40000000
1054 #define SK_TXCTL_OWN 0x80000000
1055
1056 #define SK_TXSTAT \
1057 (SK_OPCODE_DEFAULT|SK_TXCTL_EOF_INTR|SK_TXCTL_LASTFRAG|SK_TXCTL_OWN)
1058
1059 #define SK_RXBYTES(x) (x) & 0x0000FFFF;
1060 #define SK_TXBYTES SK_RXBYTES
1061
1062 #define SK_TX_RING_CNT 512
1063 #define SK_RX_RING_CNT 256
1064
1065 /*
1066 * Jumbo buffer stuff. Note that we must allocate more jumbo
1067 * buffers than there are descriptors in the receive ring. This
1068 * is because we don't know how long it will take for a packet
1069 * to be released after we hand it off to the upper protocol
1070 * layers. To be safe, we allocate 1.5 times the number of
1071 * receive descriptors.
1072 */
1073 #define SK_JUMBO_FRAMELEN 9018
1074 #define SK_JUMBO_MTU (SK_JUMBO_FRAMELEN-ETHER_HDR_LEN-ETHER_CRC_LEN)
1075 #define SK_JSLOTS 384
1076
1077 #define SK_JRAWLEN (SK_JUMBO_FRAMELEN + ETHER_ALIGN + sizeof(u_int64_t))
1078 #define SK_JLEN (SK_JRAWLEN + (sizeof(u_int64_t) - \
1079 (SK_JRAWLEN % sizeof(u_int64_t))))
1080 #define SK_MCLBYTES (SK_JLEN - sizeof(u_int64_t))
1081 #define SK_JPAGESZ PAGE_SIZE
1082 #define SK_RESID (SK_JPAGESZ - (SK_JLEN * SK_JSLOTS) % SK_JPAGESZ)
1083 #define SK_JMEM ((SK_JLEN * SK_JSLOTS) + SK_RESID)
1084
1085 struct sk_jslot {
1086 caddr_t sk_buf;
1087 int sk_inuse;
1088 };
1089
1090 struct sk_jpool_entry {
1091 int slot;
1092 SLIST_ENTRY(sk_jpool_entry) jpool_entries;
1093 };
1094
1095 struct sk_chain {
1096 void *sk_desc;
1097 struct mbuf *sk_mbuf;
1098 struct sk_chain *sk_next;
1099 };
1100
1101 struct sk_chain_data {
1102 struct sk_chain sk_tx_chain[SK_TX_RING_CNT];
1103 struct sk_chain sk_rx_chain[SK_RX_RING_CNT];
1104 int sk_tx_prod;
1105 int sk_tx_cons;
1106 int sk_tx_cnt;
1107 int sk_rx_prod;
1108 int sk_rx_cons;
1109 int sk_rx_cnt;
1110 /* Stick the jumbo mem management stuff here too. */
1111 struct sk_jslot sk_jslots[SK_JSLOTS];
1112 void *sk_jumbo_buf;
1113
1114 };
1115
1116 struct sk_ring_data {
1117 struct sk_tx_desc sk_tx_ring[SK_TX_RING_CNT];
1118 struct sk_rx_desc sk_rx_ring[SK_RX_RING_CNT];
1119 };
1120
1121 #define SK_INC(x, y) (x) = (x + 1) % y
1122
1123 /* Forward decl. */
1124 struct sk_if_softc;
1125
1126 /* Softc for the GEnesis controller. */
1127 struct sk_softc {
1128 bus_space_handle_t sk_bhandle; /* bus space handle */
1129 bus_space_tag_t sk_btag; /* bus space tag */
1130 u_int8_t sk_unit; /* controller number */
1131 u_int8_t sk_type;
1132 char *sk_vpd_prodname;
1133 char *sk_vpd_readonly;
1134 u_int32_t sk_rboff; /* RAMbuffer offset */
1135 u_int32_t sk_ramsize; /* amount of RAM on NIC */
1136 u_int32_t sk_pmd; /* physical media type */
1137 u_int32_t sk_intrmask;
1138 struct sk_if_softc *sk_if[2];
1139 };
1140
1141 /* Softc for each logical interface */
1142 struct sk_if_softc {
1143 struct arpcom arpcom; /* interface info */
1144 struct ifmedia ifmedia; /* media info */
1145 u_int8_t sk_unit; /* interface number */
1146 u_int8_t sk_port; /* port # on controller */
1147 u_int8_t sk_xmac_rev; /* XMAC chip rev (B2 or C1) */
1148 u_int8_t sk_link;
1149 u_int32_t sk_rx_ramstart;
1150 u_int32_t sk_rx_ramend;
1151 u_int32_t sk_tx_ramstart;
1152 u_int32_t sk_tx_ramend;
1153 struct sk_chain_data sk_cdata;
1154 struct sk_ring_data *sk_rdata;
1155 struct sk_softc *sk_softc; /* parent controller */
1156 int sk_tx_bmu; /* TX BMU register */
1157 int sk_if_flags;
1158 SLIST_HEAD(__sk_jfreehead, sk_jpool_entry) sk_jfree_listhead;
1159 SLIST_HEAD(__sk_jinusehead, sk_jpool_entry) sk_jinuse_listhead;
1160 };
1161
1162 #define SK_MAXUNIT 256
1163 #define SK_TIMEOUT 1000
1164 #define ETHER_ALIGN 2
1165
1166 #ifdef __alpha__
1167 #undef vtophys
1168 #define vtophys(va) (pmap_kextract(((vm_offset_t) (va))) \
1169 + 1*1024*1024*1024)
1170 #endif
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