2 * Copyright (c) 2005, M. Warner Losh
4 * Copyright (c) 1995, David Greenman
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice unmodified, this list of conditions, and the following
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 #include <sys/cdefs.h>
31 __FBSDID("$FreeBSD$");
35 #include <sys/param.h>
36 #include <sys/systm.h>
37 #include <sys/sockio.h>
39 #include <sys/kernel.h>
40 #include <sys/socket.h>
41 #include <sys/syslog.h>
45 #include <machine/bus.h>
47 #include <machine/resource.h>
49 #include <net/ethernet.h>
51 #include <net/if_arp.h>
52 #include <net/if_dl.h>
53 #include <net/if_mib.h>
54 #include <net/if_media.h>
58 #include <dev/ed/if_edreg.h>
59 #include <dev/ed/if_edvar.h>
62 * Interrupt conversion table for WD/SMC ASIC/83C584
64 static uint16_t ed_intr_val[] = {
76 * Interrupt conversion table for 83C790
78 static uint16_t ed_790_intr_val[] = {
90 * Probe and vendor-specific initialization routine for SMC/WD80x3 boards
93 ed_probe_WD80x3_generic(device_t dev, int flags, uint16_t *intr_vals[])
95 struct ed_softc *sc = device_get_softc(dev);
99 u_char iptr, isa16bit, sum, totalsum;
100 u_long irq, junk, pmem;
102 sc->chip_type = ED_CHIP_TYPE_DP8390;
104 if (ED_FLAGS_GETTYPE(flags) == ED_FLAGS_TOSH_ETHER) {
105 totalsum = ED_WD_ROM_CHECKSUM_TOTAL_TOSH_ETHER;
106 ed_asic_outb(sc, ED_WD_MSR, ED_WD_MSR_POW);
110 totalsum = ED_WD_ROM_CHECKSUM_TOTAL;
113 * Attempt to do a checksum over the station address PROM. If it
114 * fails, it's probably not a SMC/WD board. There is a problem with
115 * this, though: some clone WD boards don't pass the checksum test.
116 * Danpex boards for one.
118 for (sum = 0, i = 0; i < 8; ++i)
119 sum += ed_asic_inb(sc, ED_WD_PROM + i);
121 if (sum != totalsum) {
124 * Checksum is invalid. This often happens with cheap WD8003E
125 * clones. In this case, the checksum byte (the eighth byte)
126 * seems to always be zero.
128 if (ed_asic_inb(sc, ED_WD_CARD_ID) != ED_TYPE_WD8003E ||
129 ed_asic_inb(sc, ED_WD_PROM + 7) != 0)
132 /* reset card to force it into a known state. */
133 if (ED_FLAGS_GETTYPE(flags) == ED_FLAGS_TOSH_ETHER)
134 ed_asic_outb(sc, ED_WD_MSR, ED_WD_MSR_RST | ED_WD_MSR_POW);
136 ed_asic_outb(sc, ED_WD_MSR, ED_WD_MSR_RST);
139 ed_asic_outb(sc, ED_WD_MSR, ed_asic_inb(sc, ED_WD_MSR) & ~ED_WD_MSR_RST);
140 /* wait in the case this card is reading its EEROM */
143 sc->vendor = ED_VENDOR_WD_SMC;
144 sc->type = ed_asic_inb(sc, ED_WD_CARD_ID);
147 * Set initial values for width/size.
152 case ED_TYPE_WD8003S:
153 sc->type_str = "WD8003S";
155 case ED_TYPE_WD8003E:
156 sc->type_str = "WD8003E";
158 case ED_TYPE_WD8003EB:
159 sc->type_str = "WD8003EB";
161 case ED_TYPE_WD8003W:
162 sc->type_str = "WD8003W";
164 case ED_TYPE_WD8013EBT:
165 sc->type_str = "WD8013EBT";
169 case ED_TYPE_WD8013W:
170 sc->type_str = "WD8013W";
174 case ED_TYPE_WD8013EP: /* also WD8003EP */
175 if (ed_asic_inb(sc, ED_WD_ICR) & ED_WD_ICR_16BIT) {
178 sc->type_str = "WD8013EP";
180 sc->type_str = "WD8003EP";
182 case ED_TYPE_WD8013WC:
183 sc->type_str = "WD8013WC";
187 case ED_TYPE_WD8013EBP:
188 sc->type_str = "WD8013EBP";
192 case ED_TYPE_WD8013EPC:
193 sc->type_str = "WD8013EPC";
197 case ED_TYPE_SMC8216C: /* 8216 has 16K shared mem -- 8416 has 8K */
198 case ED_TYPE_SMC8216T:
199 if (sc->type == ED_TYPE_SMC8216C)
200 sc->type_str = "SMC8216/SMC8216C";
202 sc->type_str = "SMC8216T";
204 ed_asic_outb(sc, ED_WD790_HWR,
205 ed_asic_inb(sc, ED_WD790_HWR) | ED_WD790_HWR_SWH);
206 switch (ed_asic_inb(sc, ED_WD790_RAR) & ED_WD790_RAR_SZ64) {
207 case ED_WD790_RAR_SZ64:
210 case ED_WD790_RAR_SZ32:
213 case ED_WD790_RAR_SZ16:
216 case ED_WD790_RAR_SZ8:
217 /* 8216 has 16K shared mem -- 8416 has 8K */
218 if (sc->type == ED_TYPE_SMC8216C)
219 sc->type_str = "SMC8416C/SMC8416BT";
221 sc->type_str = "SMC8416T";
225 ed_asic_outb(sc, ED_WD790_HWR,
226 ed_asic_inb(sc, ED_WD790_HWR) & ~ED_WD790_HWR_SWH);
229 sc->chip_type = ED_CHIP_TYPE_WD790;
231 case ED_TYPE_TOSHIBA1:
232 sc->type_str = "Toshiba1";
236 case ED_TYPE_TOSHIBA4:
237 sc->type_str = "Toshiba4";
247 * Make some adjustments to initial values depending on what is found
250 if (isa16bit && (sc->type != ED_TYPE_WD8013EBT)
251 && (sc->type != ED_TYPE_TOSHIBA1) && (sc->type != ED_TYPE_TOSHIBA4)
252 && ((ed_asic_inb(sc, ED_WD_ICR) & ED_WD_ICR_16BIT) == 0)) {
257 /* Override memsize? XXX */
258 error = ed_alloc_memory(dev, 0, memsize);
261 sc->mem_start = (caddr_t) rman_get_virtual(sc->mem_res);
264 printf("type = %x type_str=%s isa16bit=%d memsize=%d id_msize=%lu\n",
265 sc->type, sc->type_str, isa16bit, memsize,
266 rman_get_size(sc->mem_res));
267 for (i = 0; i < 8; i++)
268 printf("%x -> %x\n", i, ed_asic_inb(sc, i));
270 pmem = rman_get_start(sc->mem_res);
271 error = ed_isa_mem_ok(dev, pmem, memsize);
276 * (note that if the user specifies both of the following flags that
277 * '8bit' mode intentionally has precedence)
279 if (flags & ED_FLAGS_FORCE_16BIT_MODE)
281 if (flags & ED_FLAGS_FORCE_8BIT_MODE)
285 * If possible, get the assigned interrupt number from the card and
288 if ((sc->type & ED_WD_SOFTCONFIG) &&
289 (sc->chip_type != ED_CHIP_TYPE_WD790)) {
292 * Assemble together the encoded interrupt number.
294 iptr = (ed_asic_inb(sc, ED_WD_ICR) & ED_WD_ICR_IR2) |
295 ((ed_asic_inb(sc, ED_WD_IRR) &
296 (ED_WD_IRR_IR0 | ED_WD_IRR_IR1)) >> 5);
299 * If no interrupt specified (or "?"), use what the board tells us.
301 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &irq, &junk);
302 if (error && intr_vals[0] != NULL)
303 error = bus_set_resource(dev, SYS_RES_IRQ, 0,
304 intr_vals[0][iptr], 1);
309 * Enable the interrupt.
311 ed_asic_outb(sc, ED_WD_IRR,
312 ed_asic_inb(sc, ED_WD_IRR) | ED_WD_IRR_IEN);
314 if (sc->chip_type == ED_CHIP_TYPE_WD790) {
315 ed_asic_outb(sc, ED_WD790_HWR,
316 ed_asic_inb(sc, ED_WD790_HWR) | ED_WD790_HWR_SWH);
317 iptr = (((ed_asic_inb(sc, ED_WD790_GCR) & ED_WD790_GCR_IR2) >> 4) |
318 (ed_asic_inb(sc, ED_WD790_GCR) &
319 (ED_WD790_GCR_IR1 | ED_WD790_GCR_IR0)) >> 2);
320 ed_asic_outb(sc, ED_WD790_HWR,
321 ed_asic_inb(sc, ED_WD790_HWR) & ~ED_WD790_HWR_SWH);
324 * If no interrupt specified (or "?"), use what the board tells us.
326 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &irq, &junk);
327 if (error && intr_vals[1] != NULL)
328 error = bus_set_resource(dev, SYS_RES_IRQ, 0,
329 intr_vals[1][iptr], 1);
336 ed_asic_outb(sc, ED_WD790_ICR,
337 ed_asic_inb(sc, ED_WD790_ICR) | ED_WD790_ICR_EIL);
339 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &irq, &junk);
341 device_printf(dev, "%s cards don't support auto-detected/assigned interrupts.\n",
345 sc->isa16bit = isa16bit;
349 * allocate one xmit buffer if < 16k, two buffers otherwise
351 if (memsize < 16384 || (flags & ED_FLAGS_NO_MULTI_BUFFERING))
355 sc->tx_page_start = ED_WD_PAGE_OFFSET;
356 sc->rec_page_start = ED_WD_PAGE_OFFSET + ED_TXBUF_SIZE * sc->txb_cnt;
357 sc->rec_page_stop = ED_WD_PAGE_OFFSET + memsize / ED_PAGE_SIZE;
358 sc->mem_ring = sc->mem_start + (ED_PAGE_SIZE * sc->rec_page_start);
359 sc->mem_size = memsize;
360 sc->mem_end = sc->mem_start + memsize;
363 * Get station address from on-board ROM
365 for (i = 0; i < ETHER_ADDR_LEN; ++i)
366 sc->enaddr[i] = ed_asic_inb(sc, ED_WD_PROM + i);
369 * Set upper address bits and 8/16 bit access to shared memory.
372 if (sc->chip_type == ED_CHIP_TYPE_WD790)
373 sc->wd_laar_proto = ed_asic_inb(sc, ED_WD_LAAR);
375 sc->wd_laar_proto = ED_WD_LAAR_L16EN |
376 ((pmem >> 19) & ED_WD_LAAR_ADDRHI);
378 * Enable 16bit access
380 ed_asic_outb(sc, ED_WD_LAAR, sc->wd_laar_proto |
383 if (((sc->type & ED_WD_SOFTCONFIG) ||
384 (sc->type == ED_TYPE_TOSHIBA1) ||
385 (sc->type == ED_TYPE_TOSHIBA4) ||
386 (sc->type == ED_TYPE_WD8013EBT)) &&
387 (sc->chip_type != ED_CHIP_TYPE_WD790)) {
388 sc->wd_laar_proto = (pmem >> 19) &
390 ed_asic_outb(sc, ED_WD_LAAR, sc->wd_laar_proto);
395 * Set address and enable interface shared memory.
397 if (sc->chip_type != ED_CHIP_TYPE_WD790) {
398 if (ED_FLAGS_GETTYPE(flags) == ED_FLAGS_TOSH_ETHER) {
399 ed_asic_outb(sc, ED_WD_MSR + 1,
400 ((pmem >> 8) & 0xe0) | 4);
401 ed_asic_outb(sc, ED_WD_MSR + 2, ((pmem >> 16) & 0x0f));
402 ed_asic_outb(sc, ED_WD_MSR,
403 ED_WD_MSR_MENB | ED_WD_MSR_POW);
405 ed_asic_outb(sc, ED_WD_MSR, ((pmem >> 13) &
406 ED_WD_MSR_ADDR) | ED_WD_MSR_MENB);
408 sc->cr_proto = ED_CR_RD2;
410 ed_asic_outb(sc, ED_WD_MSR, ED_WD_MSR_MENB);
411 ed_asic_outb(sc, ED_WD790_HWR,
412 (ed_asic_inb(sc, ED_WD790_HWR) | ED_WD790_HWR_SWH));
413 ed_asic_outb(sc, ED_WD790_RAR,
414 ((pmem >> 13) & 0x0f) | ((pmem >> 11) & 0x40) |
415 (ed_asic_inb(sc, ED_WD790_RAR) & 0xb0));
416 ed_asic_outb(sc, ED_WD790_HWR,
417 (ed_asic_inb(sc, ED_WD790_HWR) & ~ED_WD790_HWR_SWH));
422 * Disable 16bit access to shared memory - we leave it
423 * disabled so that 1) machines reboot properly when the board
424 * is set 16 bit mode and there are conflicting 8bit
425 * devices/ROMS in the same 128k address space as this boards
426 * shared memory. and 2) so that other 8 bit devices with
427 * shared memory can be used in this 128k region, too.
429 error = ed_clear_memory(dev);
430 ed_disable_16bit_access(sc);
435 ed_probe_WD80x3(device_t dev, int port_rid, int flags)
437 struct ed_softc *sc = device_get_softc(dev);
439 static uint16_t *intr_vals[] = {ed_intr_val, ed_790_intr_val};
441 error = ed_alloc_port(dev, port_rid, ED_WD_IO_PORTS);
445 sc->asic_offset = ED_WD_ASIC_OFFSET;
446 sc->nic_offset = ED_WD_NIC_OFFSET;
448 return ed_probe_WD80x3_generic(dev, flags, intr_vals);