1 /*
2 * Copyright (C) 1993, David Greenman. This software may be used, modified,
3 * copied, distributed, and sold, in both source and binary form provided
4 * that the above copyright and these terms are retained. Under no
5 * circumstances is the author responsible for the proper functioning
6 * of this software, nor does the author assume any responsibility
7 * for damages incurred with its use.
8 *
9 * $FreeBSD: src/sys/i386/isa/if_edreg.h,v 1.21.2.2 1999/09/05 08:12:45 peter Exp $
10 */
11 /*
12 * National Semiconductor DS8390 NIC register definitions
13 *
14 *
15 * Modification history
16 *
17 * Revision 2.2 1993/11/29 16:33:39 davidg
18 * From Thomas Sandford <t.d.g.sandford@comp.brad.ac.uk>
19 * Add support for the 8013W board type
20 *
21 * Revision 2.1 1993/11/22 10:52:33 davidg
22 * patch to add support for SMC8216 (Elite-Ultra) boards
23 * from Glen H. Lowe
24 *
25 * Revision 2.0 93/09/29 00:37:15 davidg
26 * changed double buffering flag to multi buffering
27 * made changes/additions for 3c503 multi-buffering
28 * ...companion to Rev. 2.0 of 'ed' driver.
29 *
30 * Revision 1.1 93/06/23 03:01:07 davidg
31 * Initial revision
32 *
33 */
34
35 /*
36 * Page 0 register offsets
37 */
38 #define ED_P0_CR 0x00 /* Command Register */
39
40 #define ED_P0_CLDA0 0x01 /* Current Local DMA Addr low (read) */
41 #define ED_P0_PSTART 0x01 /* Page Start register (write) */
42
43 #define ED_P0_CLDA1 0x02 /* Current Local DMA Addr high (read) */
44 #define ED_P0_PSTOP 0x02 /* Page Stop register (write) */
45
46 #define ED_P0_BNRY 0x03 /* Boundary Pointer */
47
48 #define ED_P0_TSR 0x04 /* Transmit Status Register (read) */
49 #define ED_P0_TPSR 0x04 /* Transmit Page Start (write) */
50
51 #define ED_P0_NCR 0x05 /* Number of Collisions Reg (read) */
52 #define ED_P0_TBCR0 0x05 /* Transmit Byte count, low (write) */
53
54 #define ED_P0_FIFO 0x06 /* FIFO register (read) */
55 #define ED_P0_TBCR1 0x06 /* Transmit Byte count, high (write) */
56
57 #define ED_P0_ISR 0x07 /* Interrupt Status Register */
58
59 #define ED_P0_CRDA0 0x08 /* Current Remote DMA Addr low (read) */
60 #define ED_P0_RSAR0 0x08 /* Remote Start Address low (write) */
61
62 #define ED_P0_CRDA1 0x09 /* Current Remote DMA Addr high (read) */
63 #define ED_P0_RSAR1 0x09 /* Remote Start Address high (write) */
64
65 #define ED_P0_RBCR0 0x0a /* Remote Byte Count low (write) */
66
67 #define ED_P0_RBCR1 0x0b /* Remote Byte Count high (write) */
68
69 #define ED_P0_RSR 0x0c /* Receive Status (read) */
70 #define ED_P0_RCR 0x0c /* Receive Configuration Reg (write) */
71
72 #define ED_P0_CNTR0 0x0d /* frame alignment error counter (read) */
73 #define ED_P0_TCR 0x0d /* Transmit Configuration Reg (write) */
74
75 #define ED_P0_CNTR1 0x0e /* CRC error counter (read) */
76 #define ED_P0_DCR 0x0e /* Data Configuration Reg (write) */
77
78 #define ED_P0_CNTR2 0x0f /* missed packet counter (read) */
79 #define ED_P0_IMR 0x0f /* Interrupt Mask Register (write) */
80
81 /*
82 * Page 1 register offsets
83 */
84 #define ED_P1_CR 0x00 /* Command Register */
85 #define ED_P1_PAR0 0x01 /* Physical Address Register 0 */
86 #define ED_P1_PAR1 0x02 /* Physical Address Register 1 */
87 #define ED_P1_PAR2 0x03 /* Physical Address Register 2 */
88 #define ED_P1_PAR3 0x04 /* Physical Address Register 3 */
89 #define ED_P1_PAR4 0x05 /* Physical Address Register 4 */
90 #define ED_P1_PAR5 0x06 /* Physical Address Register 5 */
91 #define ED_P1_CURR 0x07 /* Current RX ring-buffer page */
92 #define ED_P1_MAR0 0x08 /* Multicast Address Register 0 */
93 #define ED_P1_MAR1 0x09 /* Multicast Address Register 1 */
94 #define ED_P1_MAR2 0x0a /* Multicast Address Register 2 */
95 #define ED_P1_MAR3 0x0b /* Multicast Address Register 3 */
96 #define ED_P1_MAR4 0x0c /* Multicast Address Register 4 */
97 #define ED_P1_MAR5 0x0d /* Multicast Address Register 5 */
98 #define ED_P1_MAR6 0x0e /* Multicast Address Register 6 */
99 #define ED_P1_MAR7 0x0f /* Multicast Address Register 7 */
100
101 /*
102 * Page 2 register offsets
103 */
104 #define ED_P2_CR 0x00 /* Command Register */
105 #define ED_P2_PSTART 0x01 /* Page Start (read) */
106 #define ED_P2_CLDA0 0x01 /* Current Local DMA Addr 0 (write) */
107 #define ED_P2_PSTOP 0x02 /* Page Stop (read) */
108 #define ED_P2_CLDA1 0x02 /* Current Local DMA Addr 1 (write) */
109 #define ED_P2_RNPP 0x03 /* Remote Next Packet Pointer */
110 #define ED_P2_TPSR 0x04 /* Transmit Page Start (read) */
111 #define ED_P2_LNPP 0x05 /* Local Next Packet Pointer */
112 #define ED_P2_ACU 0x06 /* Address Counter Upper */
113 #define ED_P2_ACL 0x07 /* Address Counter Lower */
114 #define ED_P2_RCR 0x0c /* Receive Configuration Register (read) */
115 #define ED_P2_TCR 0x0d /* Transmit Configuration Register (read) */
116 #define ED_P2_DCR 0x0e /* Data Configuration Register (read) */
117 #define ED_P2_IMR 0x0f /* Interrupt Mask Register (read) */
118
119 /*
120 * Command Register (CR) definitions
121 */
122
123 /*
124 * STP: SToP. Software reset command. Takes the controller offline. No
125 * packets will be received or transmitted. Any reception or
126 * transmission in progress will continue to completion before
127 * entering reset state. To exit this state, the STP bit must
128 * reset and the STA bit must be set. The software reset has
129 * executed only when indicated by the RST bit in the ISR being
130 * set.
131 */
132 #define ED_CR_STP 0x01
133
134 /*
135 * STA: STArt. This bit is used to activate the NIC after either power-up,
136 * or when the NIC has been put in reset mode by software command
137 * or error.
138 */
139 #define ED_CR_STA 0x02
140
141 /*
142 * TXP: Transmit Packet. This bit must be set to indicate transmission of
143 * a packet. TXP is internally reset either after the transmission is
144 * completed or aborted. This bit should be set only after the Transmit
145 * Byte Count and Transmit Page Start register have been programmed.
146 */
147 #define ED_CR_TXP 0x04
148
149 /*
150 * RD0, RD1, RD2: Remote DMA Command. These three bits control the operation
151 * of the remote DMA channel. RD2 can be set to abort any remote DMA
152 * command in progress. The Remote Byte Count registers should be cleared
153 * when a remote DMA has been aborted. The Remote Start Addresses are not
154 * restored to the starting address if the remote DMA is aborted.
155 *
156 * RD2 RD1 RD0 function
157 * 0 0 0 not allowed
158 * 0 0 1 remote read
159 * 0 1 0 remote write
160 * 0 1 1 send packet
161 * 1 X X abort
162 */
163 #define ED_CR_RD0 0x08
164 #define ED_CR_RD1 0x10
165 #define ED_CR_RD2 0x20
166
167 /*
168 * PS0, PS1: Page Select. The two bits select which register set or 'page' to
169 * access.
170 *
171 * PS1 PS0 page
172 * 0 0 0
173 * 0 1 1
174 * 1 0 2
175 * 1 1 reserved
176 */
177 #define ED_CR_PS0 0x40
178 #define ED_CR_PS1 0x80
179 /* bit encoded aliases */
180 #define ED_CR_PAGE_0 0x00 /* (for consistency) */
181 #define ED_CR_PAGE_1 0x40
182 #define ED_CR_PAGE_2 0x80
183
184 /*
185 * Interrupt Status Register (ISR) definitions
186 */
187
188 /*
189 * PRX: Packet Received. Indicates packet received with no errors.
190 */
191 #define ED_ISR_PRX 0x01
192
193 /*
194 * PTX: Packet Transmitted. Indicates packet transmitted with no errors.
195 */
196 #define ED_ISR_PTX 0x02
197
198 /*
199 * RXE: Receive Error. Indicates that a packet was received with one or more
200 * the following errors: CRC error, frame alignment error, FIFO overrun,
201 * missed packet.
202 */
203 #define ED_ISR_RXE 0x04
204
205 /*
206 * TXE: Transmission Error. Indicates that an attempt to transmit a packet
207 * resulted in one or more of the following errors: excessive
208 * collisions, FIFO underrun.
209 */
210 #define ED_ISR_TXE 0x08
211
212 /*
213 * OVW: OverWrite. Indicates a receive ring-buffer overrun. Incoming network
214 * would exceed (has exceeded?) the boundary pointer, resulting in data
215 * that was previously received and not yet read from the buffer to be
216 * overwritten.
217 */
218 #define ED_ISR_OVW 0x10
219
220 /*
221 * CNT: Counter Overflow. Set when the MSB of one or more of the Network Talley
222 * Counters has been set.
223 */
224 #define ED_ISR_CNT 0x20
225
226 /*
227 * RDC: Remote Data Complete. Indicates that a Remote DMA operation has completed.
228 */
229 #define ED_ISR_RDC 0x40
230
231 /*
232 * RST: Reset status. Set when the NIC enters the reset state and cleared when a
233 * Start Command is issued to the CR. This bit is also set when a receive
234 * ring-buffer overrun (OverWrite) occurs and is cleared when one or more
235 * packets have been removed from the ring. This is a read-only bit.
236 */
237 #define ED_ISR_RST 0x80
238
239 /*
240 * Interrupt Mask Register (IMR) definitions
241 */
242
243 /*
244 * PRXE: Packet Received interrupt Enable. If set, a received packet will cause
245 * an interrupt.
246 */
247 #define ED_IMR_PRXE 0x01
248
249 /*
250 * PTXE: Packet Transmit interrupt Enable. If set, an interrupt is generated when
251 * a packet transmission completes.
252 */
253 #define ED_IMR_PTXE 0x02
254
255 /*
256 * RXEE: Receive Error interrupt Enable. If set, an interrupt will occur whenever a
257 * packet is received with an error.
258 */
259 #define ED_IMR_RXEE 0x04
260
261 /*
262 * TXEE: Transmit Error interrupt Enable. If set, an interrupt will occur whenever
263 * a transmission results in an error.
264 */
265 #define ED_IMR_TXEE 0x08
266
267 /*
268 * OVWE: OverWrite error interrupt Enable. If set, an interrupt is generated whenever
269 * the receive ring-buffer is overrun. i.e. when the boundary pointer is exceeded.
270 */
271 #define ED_IMR_OVWE 0x10
272
273 /*
274 * CNTE: Counter overflow interrupt Enable. If set, an interrupt is generated whenever
275 * the MSB of one or more of the Network Statistics counters has been set.
276 */
277 #define ED_IMR_CNTE 0x20
278
279 /*
280 * RDCE: Remote DMA Complete interrupt Enable. If set, an interrupt is generated
281 * when a remote DMA transfer has completed.
282 */
283 #define ED_IMR_RDCE 0x40
284
285 /*
286 * bit 7 is unused/reserved
287 */
288
289 /*
290 * Data Configuration Register (DCR) definitions
291 */
292
293 /*
294 * WTS: Word Transfer Select. WTS establishes byte or word transfers for
295 * both remote and local DMA transfers
296 */
297 #define ED_DCR_WTS 0x01
298
299 /*
300 * BOS: Byte Order Select. BOS sets the byte order for the host.
301 * Should be 0 for 80x86, and 1 for 68000 series processors
302 */
303 #define ED_DCR_BOS 0x02
304
305 /*
306 * LAS: Long Address Select. When LAS is 1, the contents of the remote
307 * DMA registers RSAR0 and RSAR1 are used to provide A16-A31
308 */
309 #define ED_DCR_LAS 0x04
310
311 /*
312 * LS: Loopback Select. When 0, loopback mode is selected. Bits D1 and D2
313 * of the TCR must also be programmed for loopback operation.
314 * When 1, normal operation is selected.
315 */
316 #define ED_DCR_LS 0x08
317
318 /*
319 * AR: Auto-initialize Remote. When 0, data must be removed from ring-buffer
320 * under program control. When 1, remote DMA is automatically initiated
321 * and the boundary pointer is automatically updated
322 */
323 #define ED_DCR_AR 0x10
324
325 /*
326 * FT0, FT1: Fifo Threshold select.
327 * FT1 FT0 Word-width Byte-width
328 * 0 0 1 word 2 bytes
329 * 0 1 2 words 4 bytes
330 * 1 0 4 words 8 bytes
331 * 1 1 8 words 12 bytes
332 *
333 * During transmission, the FIFO threshold indicates the number of bytes
334 * or words that the FIFO has filled from the local DMA before BREQ is
335 * asserted. The transmission threshold is 16 bytes minus the receiver
336 * threshold.
337 */
338 #define ED_DCR_FT0 0x20
339 #define ED_DCR_FT1 0x40
340
341 /*
342 * bit 7 (0x80) is unused/reserved
343 */
344
345 /*
346 * Transmit Configuration Register (TCR) definitions
347 */
348
349 /*
350 * CRC: Inhibit CRC. If 0, CRC will be appended by the transmitter, if 0, CRC
351 * is not appended by the transmitter.
352 */
353 #define ED_TCR_CRC 0x01
354
355 /*
356 * LB0, LB1: Loopback control. These two bits set the type of loopback that is
357 * to be performed.
358 *
359 * LB1 LB0 mode
360 * 0 0 0 - normal operation (DCR_LS = 0)
361 * 0 1 1 - internal loopback (DCR_LS = 0)
362 * 1 0 2 - external loopback (DCR_LS = 1)
363 * 1 1 3 - external loopback (DCR_LS = 0)
364 */
365 #define ED_TCR_LB0 0x02
366 #define ED_TCR_LB1 0x04
367
368 /*
369 * ATD: Auto Transmit Disable. Clear for normal operation. When set, allows
370 * another station to disable the NIC's transmitter by transmitting to
371 * a multicast address hashing to bit 62. Reception of a multicast address
372 * hashing to bit 63 enables the transmitter.
373 */
374 #define ED_TCR_ATD 0x08
375
376 /*
377 * OFST: Collision Offset enable. This bit when set modifies the backoff
378 * algorithm to allow prioritization of nodes.
379 */
380 #define ED_TCR_OFST 0x10
381
382 /*
383 * bits 5, 6, and 7 are unused/reserved
384 */
385
386 /*
387 * Transmit Status Register (TSR) definitions
388 */
389
390 /*
391 * PTX: Packet Transmitted. Indicates successful transmission of packet.
392 */
393 #define ED_TSR_PTX 0x01
394
395 /*
396 * bit 1 (0x02) is unused/reserved
397 */
398
399 /*
400 * COL: Transmit Collided. Indicates that the transmission collided at least
401 * once with another station on the network.
402 */
403 #define ED_TSR_COL 0x04
404
405 /*
406 * ABT: Transmit aborted. Indicates that the transmission was aborted due to
407 * excessive collisions.
408 */
409 #define ED_TSR_ABT 0x08
410
411 /*
412 * CRS: Carrier Sense Lost. Indicates that carrier was lost during the
413 * transmission of the packet. (Transmission is not aborted because
414 * of a loss of carrier)
415 */
416 #define ED_TSR_CRS 0x10
417
418 /*
419 * FU: FIFO Underrun. Indicates that the NIC wasn't able to access bus/
420 * transmission memory before the FIFO emptied. Transmission of the
421 * packet was aborted.
422 */
423 #define ED_TSR_FU 0x20
424
425 /*
426 * CDH: CD Heartbeat. Indicates that the collision detection circuitry
427 * isn't working correctly during a collision heartbeat test.
428 */
429 #define ED_TSR_CDH 0x40
430
431 /*
432 * OWC: Out of Window Collision: Indicates that a collision occurred after
433 * a slot time (51.2us). The transmission is rescheduled just as in
434 * normal collisions.
435 */
436 #define ED_TSR_OWC 0x80
437
438 /*
439 * Receiver Configuration Register (RCR) definitions
440 */
441
442 /*
443 * SEP: Save Errored Packets. If 0, error packets are discarded. If set to 1,
444 * packets with CRC and frame errors are not discarded.
445 */
446 #define ED_RCR_SEP 0x01
447
448 /*
449 * AR: Accept Runt packet. If 0, packet with less than 64 byte are discarded.
450 * If set to 1, packets with less than 64 byte are not discarded.
451 */
452 #define ED_RCR_AR 0x02
453
454 /*
455 * AB: Accept Broadcast. If set, packets sent to the broadcast address will be
456 * accepted.
457 */
458 #define ED_RCR_AB 0x04
459
460 /*
461 * AM: Accept Multicast. If set, packets sent to a multicast address are checked
462 * for a match in the hashing array. If clear, multicast packets are ignored.
463 */
464 #define ED_RCR_AM 0x08
465
466 /*
467 * PRO: Promiscuous Physical. If set, all packets with a physical addresses are
468 * accepted. If clear, a physical destination address must match this
469 * station's address. Note: for full promiscuous mode, RCR_AB and RCR_AM
470 * must also be set. In addition, the multicast hashing array must be set
471 * to all 1's so that all multicast addresses are accepted.
472 */
473 #define ED_RCR_PRO 0x10
474
475 /*
476 * MON: Monitor Mode. If set, packets will be checked for good CRC and framing,
477 * but are not stored in the ring-buffer. If clear, packets are stored (normal
478 * operation).
479 */
480 #define ED_RCR_MON 0x20
481
482 /*
483 * bits 6 and 7 are unused/reserved.
484 */
485
486 /*
487 * Receiver Status Register (RSR) definitions
488 */
489
490 /*
491 * PRX: Packet Received without error.
492 */
493 #define ED_RSR_PRX 0x01
494
495 /*
496 * CRC: CRC error. Indicates that a packet has a CRC error. Also set for frame
497 * alignment errors.
498 */
499 #define ED_RSR_CRC 0x02
500
501 /*
502 * FAE: Frame Alignment Error. Indicates that the incoming packet did not end on
503 * a byte boundary and the CRC did not match at the last byte boundary.
504 */
505 #define ED_RSR_FAE 0x04
506
507 /*
508 * FO: FIFO Overrun. Indicates that the FIFO was not serviced (during local DMA)
509 * causing it to overrun. Reception of the packet is aborted.
510 */
511 #define ED_RSR_FO 0x08
512
513 /*
514 * MPA: Missed Packet. Indicates that the received packet couldn't be stored in
515 * the ring-buffer because of insufficient buffer space (exceeding the
516 * boundary pointer), or because the transfer to the ring-buffer was inhibited
517 * by RCR_MON - monitor mode.
518 */
519 #define ED_RSR_MPA 0x10
520
521 /*
522 * PHY: Physical address. If 0, the packet received was sent to a physical address.
523 * If 1, the packet was accepted because of a multicast/broadcast address
524 * match.
525 */
526 #define ED_RSR_PHY 0x20
527
528 /*
529 * DIS: Receiver Disabled. Set to indicate that the receiver has entered monitor
530 * mode. Cleared when the receiver exits monitor mode.
531 */
532 #define ED_RSR_DIS 0x40
533
534 /*
535 * DFR: Deferring. Set to indicate a 'jabber' condition. The CRS and COL inputs
536 * are active, and the transceiver has set the CD line as a result of the
537 * jabber.
538 */
539 #define ED_RSR_DFR 0x80
540
541 /*
542 * receive ring descriptor
543 *
544 * The National Semiconductor DS8390 Network interface controller uses
545 * the following receive ring headers. The way this works is that the
546 * memory on the interface card is chopped up into 256 bytes blocks.
547 * A contiguous portion of those blocks are marked for receive packets
548 * by setting start and end block #'s in the NIC. For each packet that
549 * is put into the receive ring, one of these headers (4 bytes each) is
550 * tacked onto the front. The first byte is a copy of the receiver status
551 * register at the time the packet was received.
552 */
553 struct ed_ring {
554 u_char rsr; /* receiver status */
555 u_char next_packet; /* pointer to next packet */
556 u_short count; /* bytes in packet (length + 4) */
557 };
558
559 /*
560 * Common constants
561 */
562 #define ED_PAGE_SIZE 256 /* Size of RAM pages in bytes */
563 #define ED_TXBUF_SIZE 6 /* Size of TX buffer in pages */
564
565 /*
566 * Vendor types
567 */
568 #define ED_VENDOR_WD_SMC 0x00 /* Western Digital/SMC */
569 #define ED_VENDOR_3COM 0x01 /* 3Com */
570 #define ED_VENDOR_NOVELL 0x02 /* Novell */
571 #define ED_VENDOR_PCCARD 0x03 /* PCMCIA/PCCARD */
572 #define ED_VENDOR_HP 0x04 /* Hewlett Packard */
573
574 /*
575 * Compile-time config flags
576 */
577 /*
578 * this sets the default for enabling/disabling the transceiver
579 */
580 #define ED_FLAGS_DISABLE_TRANCEIVER 0x0001
581
582 /*
583 * This forces the board to be used in 8/16bit mode even if it
584 * autoconfigs differently
585 */
586 #define ED_FLAGS_FORCE_8BIT_MODE 0x0002
587 #define ED_FLAGS_FORCE_16BIT_MODE 0x0004
588
589 /*
590 * This disables the use of double transmit buffers.
591 */
592 #define ED_FLAGS_NO_MULTI_BUFFERING 0x0008
593
594 /*
595 * This forces all operations with the NIC memory to use Programmed
596 * I/O (i.e. not via shared memory)
597 */
598 #define ED_FLAGS_FORCE_PIO 0x0010
599
600 /*
601 * Definitions for Western digital/SMC WD80x3 series ASIC
602 */
603 /*
604 * Memory Select Register (MSR)
605 */
606 #define ED_WD_MSR 0
607
608 /* next three definitions for Toshiba */
609 #define ED_WD_MSR_POW 0x02 /* 0 = power save, 1 = normal (R/W) */
610 #define ED_WD_MSR_BSY 0x04 /* gate array busy (R) */
611 #define ED_WD_MSR_LEN 0x20 /* data bus width, 0 = 16 bits,
612 1 = 8 bits (R/W) */
613 #define ED_WD_MSR_ADDR 0x3f /* Memory decode bits 18-13 */
614 #define ED_WD_MSR_MENB 0x40 /* Memory enable */
615 #define ED_WD_MSR_RST 0x80 /* Reset board */
616
617 /*
618 * Interface Configuration Register (ICR)
619 */
620 #define ED_WD_ICR 1
621
622 #define ED_WD_ICR_16BIT 0x01 /* 16-bit interface */
623 #define ED_WD_ICR_OAR 0x02 /* select register. 0=BIO 1=EAR */
624 #define ED_WD_ICR_IR2 0x04 /* high order bit of encoded IRQ */
625 #define ED_WD_ICR_MSZ 0x08 /* memory size (0=8k 1=32k) */
626 #define ED_WD_ICR_RLA 0x10 /* recall LAN address */
627 #define ED_WD_ICR_RX7 0x20 /* recall all but i/o and LAN address */
628 #define ED_WD_ICR_RIO 0x40 /* recall i/o address */
629 #define ED_WD_ICR_STO 0x80 /* store to non-volatile memory */
630 #ifdef TOSH_ETHER
631 #define ED_WD_ICR_MEM 0xe0 /* shared mem address A15-A13 (R/W) */
632 #define ED_WD_ICR_MSZ1 0x0f /* memory size, 0x08 = 64K, 0x04 = 32K,
633 0x02 = 16K, 0x01 = 8K */
634 /* 64K can only be used if mem address
635 above 1Mb */
636 /* IAR holds address A23-A16 (R/W) */
637 #endif
638
639 /*
640 * IO Address Register (IAR)
641 */
642 #define ED_WD_IAR 2
643
644 /*
645 * EEROM Address Register
646 */
647 #define ED_WD_EAR 3
648
649 /*
650 * Interrupt Request Register (IRR)
651 */
652 #define ED_WD_IRR 4
653
654 #define ED_WD_IRR_0WS 0x01 /* use 0 wait-states on 8 bit bus */
655 #define ED_WD_IRR_OUT1 0x02 /* WD83C584 pin 1 output */
656 #define ED_WD_IRR_OUT2 0x04 /* WD83C584 pin 2 output */
657 #define ED_WD_IRR_OUT3 0x08 /* WD83C584 pin 3 output */
658 #define ED_WD_IRR_FLASH 0x10 /* Flash RAM is in the ROM socket */
659
660 /*
661 * The three bits of the encoded IRQ are decoded as follows:
662 *
663 * IR2 IR1 IR0 IRQ
664 * 0 0 0 2/9
665 * 0 0 1 3
666 * 0 1 0 5
667 * 0 1 1 7
668 * 1 0 0 10
669 * 1 0 1 11
670 * 1 1 0 15
671 * 1 1 1 4
672 */
673 #define ED_WD_IRR_IR0 0x20 /* bit 0 of encoded IRQ */
674 #define ED_WD_IRR_IR1 0x40 /* bit 1 of encoded IRQ */
675 #define ED_WD_IRR_IEN 0x80 /* Interrupt enable */
676
677 /*
678 * LA Address Register (LAAR)
679 */
680 #define ED_WD_LAAR 5
681
682 #define ED_WD_LAAR_ADDRHI 0x1f /* bits 23-19 of RAM address */
683 #define ED_WD_LAAR_0WS16 0x20 /* enable 0 wait-states on 16 bit bus */
684 #define ED_WD_LAAR_L16EN 0x40 /* enable 16-bit operation */
685 #define ED_WD_LAAR_M16EN 0x80 /* enable 16-bit memory access */
686
687 /* i/o base offset to station address/card-ID PROM */
688 #define ED_WD_PROM 8
689
690 /*
691 * 83C790 specific registers
692 */
693 /*
694 * Hardware Support Register (HWR) ('790)
695 */
696 #define ED_WD790_HWR 4
697
698 #define WD_WD790_HWR_NUKE 0x10 /* hardware reset */
699 #define ED_WD790_HWR_LPRM 0x40 /* LAN PROM select */
700 #define ED_WD790_HWR_SWH 0x80 /* switch register set */
701
702 /*
703 * ICR790 Interrupt Control Register for the 83C790
704 */
705 #define ED_WD790_ICR 6
706
707 #define ED_WD790_ICR_EIL 0x01 /* enable interrupts */
708
709 /*
710 * REV/IOPA Revision / I/O Pipe register for the 83C79X
711 */
712 #define ED_WD790_REV 7
713
714 #define ED_WD790 0x20
715 #define ED_WD795 0x40
716
717 /*
718 * 79X RAM Address Register (RAR)
719 * Enabled with SWH bit=1 in HWR register
720 */
721 #define ED_WD790_RAR 0x0b
722
723 #define ED_WD790_RAR_SZ8 0x00 /* 8k memory buffer */
724 #define ED_WD790_RAR_SZ16 0x10 /* 16k memory buffer */
725 #define ED_WD790_RAR_SZ32 0x20 /* 32k memory buffer */
726 #define ED_WD790_RAR_SZ64 0x30 /* 64k memory buffer */
727
728 /*
729 * General Control Register (GCR)
730 * Enabled with SWH bit=1 in HWR register
731 */
732 #define ED_WD790_GCR 0x0d
733
734 #define ED_WD790_GCR_IR0 0x04 /* bit 0 of encoded IRQ */
735 #define ED_WD790_GCR_IR1 0x08 /* bit 1 of encoded IRQ */
736 #define ED_WD790_GCR_ZWSEN 0x20 /* zero wait state enable */
737 #define ED_WD790_GCR_IR2 0x40 /* bit 2 of encoded IRQ */
738 #define ED_WD790_GCR_LIT 0x01 /* Link Integrity Test Enable */
739 /*
740 * The three bits of the encoded IRQ are decoded as follows:
741 *
742 * IR2 IR1 IR0 IRQ
743 * 0 0 0 none
744 * 0 0 1 9
745 * 0 1 0 3
746 * 0 1 1 5
747 * 1 0 0 7
748 * 1 0 1 10
749 * 1 1 0 11
750 * 1 1 1 15
751 */
752
753 /* i/o base offset to CARD ID */
754 #define ED_WD_CARD_ID ED_WD_PROM+6
755
756 /* Board type codes in card ID */
757 #define ED_TYPE_WD8003S 0x02
758 #define ED_TYPE_WD8003E 0x03
759 #define ED_TYPE_WD8013EBT 0x05
760 #define ED_TYPE_TOSHIBA1 0x11 /* named PCETA1 */
761 #define ED_TYPE_TOSHIBA2 0x12 /* named PCETA2 */
762 #define ED_TYPE_TOSHIBA3 0x13 /* named PCETB */
763 #define ED_TYPE_TOSHIBA4 0x14 /* named PCETC */
764 #define ED_TYPE_WD8003W 0x24
765 #define ED_TYPE_WD8003EB 0x25
766 #define ED_TYPE_WD8013W 0x26
767 #define ED_TYPE_WD8013EP 0x27
768 #define ED_TYPE_WD8013WC 0x28
769 #define ED_TYPE_WD8013EPC 0x29
770 #define ED_TYPE_SMC8216T 0x2a
771 #define ED_TYPE_SMC8216C 0x2b
772 #define ED_TYPE_WD8013EBP 0x2c
773
774 /* Bit definitions in card ID */
775 #define ED_WD_REV_MASK 0x1f /* Revision mask */
776 #define ED_WD_SOFTCONFIG 0x20 /* Soft config */
777 #define ED_WD_LARGERAM 0x40 /* Large RAM */
778 #define ED_MICROCHANEL 0x80 /* Microchannel bus (vs. isa) */
779
780 /*
781 * Checksum total. All 8 bytes in station address PROM will add up to this
782 */
783 #ifdef TOSH_ETHER
784 #define ED_WD_ROM_CHECKSUM_TOTAL 0xA5
785 #else
786 #define ED_WD_ROM_CHECKSUM_TOTAL 0xFF
787 #endif
788
789 #ifdef PC98
790 /*
791 * SMC EtherEZ98(SMC8498BTA)
792 */
793 #define ED_WD_NIC_OFFSET 0x100 /* I/O base offset to NIC */
794 #define ED_WD_ASIC_OFFSET 0 /* I/O base offset to ASIC */
795 /*
796 * XXX - The I/O address range is fragmented in the EtherEZ98;
797 * this is the number of regs at iobase.
798 */
799 #define ED_WD_IO_PORTS 16 /* # of i/o addresses used */
800 #else
801 #define ED_WD_NIC_OFFSET 0x10 /* I/O base offset to NIC */
802 #define ED_WD_ASIC_OFFSET 0 /* I/O base offset to ASIC */
803 #define ED_WD_IO_PORTS 32 /* # of i/o addresses used */
804 #endif /* PC98 */
805
806 #define ED_WD_PAGE_OFFSET 0 /* page offset for NIC access to mem */
807
808 /*
809 * Definitions for 3Com 3c503
810 */
811 #define ED_3COM_NIC_OFFSET 0
812 #define ED_3COM_ASIC_OFFSET 0x400 /* offset to nic i/o regs */
813
814 /*
815 * XXX - The I/O address range is fragmented in the 3c503; this is the
816 * number of regs at iobase.
817 */
818 #define ED_3COM_IO_PORTS 16 /* # of i/o addresses used */
819
820 /* tx memory starts in second bank on 8bit cards */
821 #define ED_3COM_TX_PAGE_OFFSET_8BIT 0x20
822
823 /* tx memory starts in first bank on 16bit cards */
824 #define ED_3COM_TX_PAGE_OFFSET_16BIT 0x0
825
826 /* ...and rx memory starts in second bank */
827 #define ED_3COM_RX_PAGE_OFFSET_16BIT 0x20
828
829
830 /*
831 * Page Start Register. Must match PSTART in NIC
832 */
833 #define ED_3COM_PSTR 0
834
835 /*
836 * Page Stop Register. Must match PSTOP in NIC
837 */
838 #define ED_3COM_PSPR 1
839
840 /*
841 * Drq Timer Register. Determines number of bytes to be transfered during
842 * a DMA burst.
843 */
844 #define ED_3COM_DQTR 2
845
846 /*
847 * Base Configuration Register. Read-only register which contains the
848 * board-configured I/O base address of the adapter. Bit encoded.
849 */
850 #define ED_3COM_BCFR 3
851
852 #define ED_3COM_BCFR_2E0 0x01
853 #define ED_3COM_BCFR_2A0 0x02
854 #define ED_3COM_BCFR_280 0x04
855 #define ED_3COM_BCFR_250 0x08
856 #define ED_3COM_BCFR_350 0x10
857 #define ED_3COM_BCFR_330 0x20
858 #define ED_3COM_BCFR_310 0x40
859 #define ED_3COM_BCFR_300 0x80
860
861 /*
862 * EPROM Configuration Register. Read-only register which contains the
863 * board-configured memory base address. Bit encoded.
864 */
865 #define ED_3COM_PCFR 4
866
867 #define ED_3COM_PCFR_C8000 0x10
868 #define ED_3COM_PCFR_CC000 0x20
869 #define ED_3COM_PCFR_D8000 0x40
870 #define ED_3COM_PCFR_DC000 0x80
871
872 /*
873 * GA Configuration Register. Gate-Array Configuration Register.
874 */
875 #define ED_3COM_GACFR 5
876
877 /*
878 * mbs2 mbs1 mbs0 start address
879 * 0 0 0 0x0000
880 * 0 0 1 0x2000
881 * 0 1 0 0x4000
882 * 0 1 1 0x6000
883 *
884 * Note that with adapters with only 8K, the setting for 0x2000 must
885 * always be used.
886 */
887 #define ED_3COM_GACFR_MBS0 0x01
888 #define ED_3COM_GACFR_MBS1 0x02
889 #define ED_3COM_GACFR_MBS2 0x04
890
891 #define ED_3COM_GACFR_RSEL 0x08 /* enable shared memory */
892 #define ED_3COM_GACFR_TEST 0x10 /* for GA testing */
893 #define ED_3COM_GACFR_OWS 0x20 /* select 0WS access to GA */
894 #define ED_3COM_GACFR_TCM 0x40 /* Mask DMA interrupts */
895 #define ED_3COM_GACFR_NIM 0x80 /* Mask NIC interrupts */
896
897 /*
898 * Control Register. Miscellaneous control functions.
899 */
900 #define ED_3COM_CR 6
901
902 #define ED_3COM_CR_RST 0x01 /* Reset GA and NIC */
903 #define ED_3COM_CR_XSEL 0x02 /* Transceiver select. BNC=1(def) AUI=0 */
904 #define ED_3COM_CR_EALO 0x04 /* window EA PROM 0-15 to I/O base */
905 #define ED_3COM_CR_EAHI 0x08 /* window EA PROM 16-31 to I/O base */
906 #define ED_3COM_CR_SHARE 0x10 /* select interrupt sharing option */
907 #define ED_3COM_CR_DBSEL 0x20 /* Double buffer select */
908 #define ED_3COM_CR_DDIR 0x40 /* DMA direction select */
909 #define ED_3COM_CR_START 0x80 /* Start DMA controller */
910
911 /*
912 * Status Register. Miscellaneous status information.
913 */
914 #define ED_3COM_STREG 7
915
916 #define ED_3COM_STREG_REV 0x07 /* GA revision */
917 #define ED_3COM_STREG_DIP 0x08 /* DMA in progress */
918 #define ED_3COM_STREG_DTC 0x10 /* DMA terminal count */
919 #define ED_3COM_STREG_OFLW 0x20 /* Overflow */
920 #define ED_3COM_STREG_UFLW 0x40 /* Underflow */
921 #define ED_3COM_STREG_DPRDY 0x80 /* Data port ready */
922
923 /*
924 * Interrupt/DMA Configuration Register
925 */
926 #define ED_3COM_IDCFR 8
927
928 #define ED_3COM_IDCFR_DRQ0 0x01 /* DMA request 1 select */
929 #define ED_3COM_IDCFR_DRQ1 0x02 /* DMA request 2 select */
930 #define ED_3COM_IDCFR_DRQ2 0x04 /* DMA request 3 select */
931 #define ED_3COM_IDCFR_UNUSED 0x08 /* not used */
932 #define ED_3COM_IDCFR_IRQ2 0x10 /* Interrupt request 2 select */
933 #define ED_3COM_IDCFR_IRQ3 0x20 /* Interrupt request 3 select */
934 #define ED_3COM_IDCFR_IRQ4 0x40 /* Interrupt request 4 select */
935 #define ED_3COM_IDCFR_IRQ5 0x80 /* Interrupt request 5 select */
936
937 /*
938 * DMA Address Register MSB
939 */
940 #define ED_3COM_DAMSB 9
941
942 /*
943 * DMA Address Register LSB
944 */
945 #define ED_3COM_DALSB 0x0a
946
947 /*
948 * Vector Pointer Register 2
949 */
950 #define ED_3COM_VPTR2 0x0b
951
952 /*
953 * Vector Pointer Register 1
954 */
955 #define ED_3COM_VPTR1 0x0c
956
957 /*
958 * Vector Pointer Register 0
959 */
960 #define ED_3COM_VPTR0 0x0d
961
962 /*
963 * Register File Access MSB
964 */
965 #define ED_3COM_RFMSB 0x0e
966
967 /*
968 * Register File Access LSB
969 */
970 #define ED_3COM_RFLSB 0x0f
971
972 /*
973 * Definitions for Novell NE1000/2000 boards
974 */
975
976 /*
977 * Board type codes
978 */
979 #define ED_TYPE_NE1000 0x01
980 #define ED_TYPE_NE2000 0x02
981
982 /*
983 * Register offsets/total
984 */
985 #define ED_NOVELL_NIC_OFFSET 0x00
986 #define ED_NOVELL_ASIC_OFFSET 0x10
987 #define ED_NOVELL_IO_PORTS 32
988
989 /*
990 * Remote DMA data register; for reading or writing to the NIC mem
991 * via programmed I/O (offset from ASIC base)
992 */
993 #define ED_NOVELL_DATA 0x00
994
995 /*
996 * Reset register; reading from this register causes a board reset
997 */
998 #define ED_NOVELL_RESET 0x0f
999
1000 /*
1001 * Definitions for PCCARD
1002 */
1003 #define ED_PC_PAGE_OFFSET 0x40 /* page offset for NIC access to mem */
1004 #define ED_PC_IO_PORTS 32
1005 #define ED_PC_RESET 0x1f
1006 #define ED_PC_MISC 0x18
1007
1008 /*
1009 * if_ze.h constants
1010 */
1011
1012 #define ZE_PAGE_OFFSET 0x40 /* mem buffer starts at 0x4000 */
1013
1014 #define ZE_DATA_IO 0x10
1015 #define ZE_MISC 0x18
1016 #define ZE_RESET 0x1F
1017
1018 /*
1019 * Definitions for HP PC LAN Adapter Plus; based on the CRYNWR packet
1020 * driver for the card.
1021 */
1022
1023 #define ED_HPP_ASIC_OFFSET 0x00 /* Offset to ASIC registers */
1024 #define ED_HPP_NIC_OFFSET 0x10 /* Offset to 8390 registers */
1025
1026 #define ED_HPP_ID 0x00 /* ID register, always 0x4850 */
1027 #define ED_HPP_PAGING 0x02 /* Page select register */
1028 #define ED_HPP_OPTION 0x04 /* Bitmask of supported options */
1029 #define ED_HPP_PAGE_0 0x08 /* Page 0 */
1030 #define ED_HPP_PAGE_2 0x0A /* Page 2 */
1031 #define ED_HPP_PAGE_4 0x0C /* Page 4 */
1032 #define ED_HPP_PAGE_6 0x0E /* Page 6 */
1033
1034 /* PERF PAGE */
1035 #define ED_HPP_OUT_ADDR ED_HPP_PAGE_0 /* I/O output location */
1036 #define ED_HPP_IN_ADDR ED_HPP_PAGE_2 /* I/O input location */
1037 #define ED_HPP_DATAPORT ED_HPP_PAGE_4 /* I/O data transfer */
1038 /* MAC PAGE */
1039 #define ED_HPP_MAC_ADDR 0x08 /* Offset of MAC address in MAC page */
1040
1041 #define ED_HPP_IO_PORTS 32 /* Number of IO ports */
1042
1043 #define ED_HPP_TX_PAGE_OFFSET 0x00 /* first page of TX buffer */
1044 #define ED_HPP_RX_PAGE_START 0x06 /* start at page 6 */
1045 #define ED_HPP_RX_PAGE_STOP 0x80 /* end at page 128 */
1046
1047 /*
1048 * Register pages supported.
1049 */
1050
1051 #define ED_HPP_PAGE_PERF 0 /* Normal operation */
1052 #define ED_HPP_PAGE_MAC 1 /* The ethernet address and checksum */
1053 #define ED_HPP_PAGE_HW 2 /* Hardware parameters in EEPROM */
1054 #define ED_HPP_PAGE_LAN 4 /* Transciever selection etc */
1055 #define ED_HPP_PAGE_ID 6 /* ID */
1056
1057 /*
1058 * Options supported.
1059 */
1060
1061 #define ED_HPP_OPTION_NIC_RESET 0x0001 /* active low */
1062 #define ED_HPP_OPTION_CHIP_RESET 0x0002 /* active low */
1063 #define ED_HPP_OPTION_ENABLE_IRQ 0x0004
1064 #define ED_HPP_OPTION_FAKE_INTR 0x0008
1065 #define ED_HPP_OPTION_BOOT_ROM_ENB 0x0010
1066 #define ED_HPP_OPTION_IO_ENB 0x0020
1067 #define ED_HPP_OPTION_MEM_ENABLE 0x0040
1068 #define ED_HPP_OPTION_ZERO_WAIT 0x0080
1069 #define ED_HPP_OPTION_MEM_DISABLE 0x1000
1070
1071 /*
1072 * Page ID configuration.
1073 */
1074
1075 #define ED_HPP_ID_REVISION_MASK 0x0300 /* revision id */
1076 #define ED_HPP_ID_SOFT_MODEL_MASK 0xFC00 /* soft model number */
1077 #define ED_HPP_ID_16_BIT_ACCESS 0x0010 /* if set use 16 bit accesses */
1078 #define ED_HPP_ID_TWISTED_PAIR 0x0040
1079
1080 /*
1081 * Hardware configuration.
1082 */
1083
1084 #define ED_HPP_HW_MEM_MAP 0x09 /* low mem map location in HW page */
1085 #define ED_HPP_HW_ID 0x0C /* revision number, capabilities */
1086 #define ED_HPP_HW_IRQ 0x0D /* IRQ channel register in HW page */
1087 #define ED_HPP_HW_WRAP 0x0E /* mem wrap page for rcv */
1088
1089 /*
1090 * Lan configuration
1091 */
1092
1093 #define ED_HPP_LAN_AUI 0x01 /* Use AUI */
1094 #define ED_HPP_LAN_TL 0x40 /* Don't use AUI */
1095
1096 /*
1097 * Card types.
1098 */
1099
1100 #define ED_TYPE_HP_PCLANPLUS 0x00
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