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 rman_res_t 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) {
123 * Checksum is invalid. This often happens with cheap WD8003E
124 * clones. In this case, the checksum byte (the eighth byte)
125 * seems to always be zero.
127 if (ed_asic_inb(sc, ED_WD_CARD_ID) != ED_TYPE_WD8003E ||
128 ed_asic_inb(sc, ED_WD_PROM + 7) != 0)
131 /* reset card to force it into a known state. */
132 if (ED_FLAGS_GETTYPE(flags) == ED_FLAGS_TOSH_ETHER)
133 ed_asic_outb(sc, ED_WD_MSR, ED_WD_MSR_RST | ED_WD_MSR_POW);
135 ed_asic_outb(sc, ED_WD_MSR, ED_WD_MSR_RST);
138 ed_asic_outb(sc, ED_WD_MSR, ed_asic_inb(sc, ED_WD_MSR) & ~ED_WD_MSR_RST);
139 /* wait in the case this card is reading its EEROM */
142 sc->vendor = ED_VENDOR_WD_SMC;
143 sc->type = ed_asic_inb(sc, ED_WD_CARD_ID);
146 * Set initial values for width/size.
151 case ED_TYPE_WD8003S:
152 sc->type_str = "WD8003S";
154 case ED_TYPE_WD8003E:
155 sc->type_str = "WD8003E";
157 case ED_TYPE_WD8003EB:
158 sc->type_str = "WD8003EB";
160 case ED_TYPE_WD8003W:
161 sc->type_str = "WD8003W";
163 case ED_TYPE_WD8013EBT:
164 sc->type_str = "WD8013EBT";
168 case ED_TYPE_WD8013W:
169 sc->type_str = "WD8013W";
173 case ED_TYPE_WD8013EP: /* also WD8003EP */
174 if (ed_asic_inb(sc, ED_WD_ICR) & ED_WD_ICR_16BIT) {
177 sc->type_str = "WD8013EP";
179 sc->type_str = "WD8003EP";
181 case ED_TYPE_WD8013WC:
182 sc->type_str = "WD8013WC";
186 case ED_TYPE_WD8013EBP:
187 sc->type_str = "WD8013EBP";
191 case ED_TYPE_WD8013EPC:
192 sc->type_str = "WD8013EPC";
196 case ED_TYPE_SMC8216C: /* 8216 has 16K shared mem -- 8416 has 8K */
197 case ED_TYPE_SMC8216T:
198 if (sc->type == ED_TYPE_SMC8216C)
199 sc->type_str = "SMC8216/SMC8216C";
201 sc->type_str = "SMC8216T";
203 ed_asic_outb(sc, ED_WD790_HWR,
204 ed_asic_inb(sc, ED_WD790_HWR) | ED_WD790_HWR_SWH);
205 switch (ed_asic_inb(sc, ED_WD790_RAR) & ED_WD790_RAR_SZ64) {
206 case ED_WD790_RAR_SZ64:
209 case ED_WD790_RAR_SZ32:
212 case ED_WD790_RAR_SZ16:
215 case ED_WD790_RAR_SZ8:
216 /* 8216 has 16K shared mem -- 8416 has 8K */
217 if (sc->type == ED_TYPE_SMC8216C)
218 sc->type_str = "SMC8416C/SMC8416BT";
220 sc->type_str = "SMC8416T";
224 ed_asic_outb(sc, ED_WD790_HWR,
225 ed_asic_inb(sc, ED_WD790_HWR) & ~ED_WD790_HWR_SWH);
228 sc->chip_type = ED_CHIP_TYPE_WD790;
230 case ED_TYPE_TOSHIBA1:
231 sc->type_str = "Toshiba1";
235 case ED_TYPE_TOSHIBA4:
236 sc->type_str = "Toshiba4";
246 * Make some adjustments to initial values depending on what is found
249 if (isa16bit && (sc->type != ED_TYPE_WD8013EBT)
250 && (sc->type != ED_TYPE_TOSHIBA1) && (sc->type != ED_TYPE_TOSHIBA4)
251 && ((ed_asic_inb(sc, ED_WD_ICR) & ED_WD_ICR_16BIT) == 0)) {
256 /* Override memsize? XXX */
257 error = ed_alloc_memory(dev, 0, memsize);
263 printf("type = %x type_str=%s isa16bit=%d memsize=%d id_msize=%lu\n",
264 sc->type, sc->type_str, isa16bit, memsize,
265 rman_get_size(sc->mem_res));
266 for (i = 0; i < 8; i++)
267 printf("%x -> %x\n", i, ed_asic_inb(sc, i));
269 pmem = rman_get_start(sc->mem_res);
270 if (!(flags & ED_FLAGS_PCCARD)) {
271 error = ed_isa_mem_ok(dev, pmem, memsize);
277 * (note that if the user specifies both of the following flags that
278 * '8bit' mode intentionally has precedence)
280 if (flags & ED_FLAGS_FORCE_16BIT_MODE)
282 if (flags & ED_FLAGS_FORCE_8BIT_MODE)
286 * If possible, get the assigned interrupt number from the card and
289 if ((sc->type & ED_WD_SOFTCONFIG) &&
290 (sc->chip_type != ED_CHIP_TYPE_WD790)) {
293 * Assemble together the encoded interrupt number.
295 iptr = (ed_asic_inb(sc, ED_WD_ICR) & ED_WD_ICR_IR2) |
296 ((ed_asic_inb(sc, ED_WD_IRR) &
297 (ED_WD_IRR_IR0 | ED_WD_IRR_IR1)) >> 5);
300 * If no interrupt specified (or "?"), use what the board tells us.
302 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &irq, &junk);
303 if (error && intr_vals[0] != NULL)
304 error = bus_set_resource(dev, SYS_RES_IRQ, 0,
305 intr_vals[0][iptr], 1);
310 * Enable the interrupt.
312 ed_asic_outb(sc, ED_WD_IRR,
313 ed_asic_inb(sc, ED_WD_IRR) | ED_WD_IRR_IEN);
315 if (sc->chip_type == ED_CHIP_TYPE_WD790) {
316 ed_asic_outb(sc, ED_WD790_HWR,
317 ed_asic_inb(sc, ED_WD790_HWR) | ED_WD790_HWR_SWH);
318 iptr = (((ed_asic_inb(sc, ED_WD790_GCR) & ED_WD790_GCR_IR2) >> 4) |
319 (ed_asic_inb(sc, ED_WD790_GCR) &
320 (ED_WD790_GCR_IR1 | ED_WD790_GCR_IR0)) >> 2);
321 ed_asic_outb(sc, ED_WD790_HWR,
322 ed_asic_inb(sc, ED_WD790_HWR) & ~ED_WD790_HWR_SWH);
325 * If no interrupt specified (or "?"), use what the board tells us.
327 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &irq, &junk);
328 if (error && intr_vals[1] != NULL)
329 error = bus_set_resource(dev, SYS_RES_IRQ, 0,
330 intr_vals[1][iptr], 1);
337 ed_asic_outb(sc, ED_WD790_ICR,
338 ed_asic_inb(sc, ED_WD790_ICR) | ED_WD790_ICR_EIL);
340 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &irq, &junk);
342 device_printf(dev, "%s cards don't support auto-detected/assigned interrupts.\n",
346 sc->isa16bit = isa16bit;
350 * allocate one xmit buffer if < 16k, two buffers otherwise
352 if (memsize < 16384 || (flags & ED_FLAGS_NO_MULTI_BUFFERING))
356 sc->tx_page_start = ED_WD_PAGE_OFFSET;
357 sc->rec_page_start = ED_WD_PAGE_OFFSET + ED_TXBUF_SIZE * sc->txb_cnt;
358 sc->rec_page_stop = ED_WD_PAGE_OFFSET + memsize / ED_PAGE_SIZE;
359 sc->mem_ring = sc->mem_start + (ED_PAGE_SIZE * sc->rec_page_start);
360 sc->mem_size = memsize;
361 sc->mem_end = sc->mem_start + memsize;
364 * Get station address from on-board ROM
366 for (i = 0; i < ETHER_ADDR_LEN; ++i)
367 sc->enaddr[i] = ed_asic_inb(sc, ED_WD_PROM + i);
370 * Set upper address bits and 8/16 bit access to shared memory.
373 if (sc->chip_type == ED_CHIP_TYPE_WD790)
374 sc->wd_laar_proto = ed_asic_inb(sc, ED_WD_LAAR);
376 sc->wd_laar_proto = ED_WD_LAAR_L16EN |
377 ((pmem >> 19) & ED_WD_LAAR_ADDRHI);
379 * Enable 16bit access
381 ed_asic_outb(sc, ED_WD_LAAR, sc->wd_laar_proto |
384 if (((sc->type & ED_WD_SOFTCONFIG) ||
385 (sc->type == ED_TYPE_TOSHIBA1) ||
386 (sc->type == ED_TYPE_TOSHIBA4) ||
387 (sc->type == ED_TYPE_WD8013EBT)) &&
388 (sc->chip_type != ED_CHIP_TYPE_WD790)) {
389 sc->wd_laar_proto = (pmem >> 19) &
391 ed_asic_outb(sc, ED_WD_LAAR, sc->wd_laar_proto);
396 * Set address and enable interface shared memory.
398 if (sc->chip_type != ED_CHIP_TYPE_WD790) {
399 if (ED_FLAGS_GETTYPE(flags) == ED_FLAGS_TOSH_ETHER) {
400 ed_asic_outb(sc, ED_WD_MSR + 1,
401 ((pmem >> 8) & 0xe0) | 4);
402 ed_asic_outb(sc, ED_WD_MSR + 2, ((pmem >> 16) & 0x0f));
403 ed_asic_outb(sc, ED_WD_MSR,
404 ED_WD_MSR_MENB | ED_WD_MSR_POW);
406 ed_asic_outb(sc, ED_WD_MSR, ((pmem >> 13) &
407 ED_WD_MSR_ADDR) | ED_WD_MSR_MENB);
409 sc->cr_proto = ED_CR_RD2;
411 ed_asic_outb(sc, ED_WD_MSR, ED_WD_MSR_MENB);
412 ed_asic_outb(sc, ED_WD790_HWR,
413 (ed_asic_inb(sc, ED_WD790_HWR) | ED_WD790_HWR_SWH));
414 ed_asic_outb(sc, ED_WD790_RAR,
415 ((pmem >> 13) & 0x0f) | ((pmem >> 11) & 0x40) |
416 (ed_asic_inb(sc, ED_WD790_RAR) & 0xb0));
417 ed_asic_outb(sc, ED_WD790_HWR,
418 (ed_asic_inb(sc, ED_WD790_HWR) & ~ED_WD790_HWR_SWH));
423 * Disable 16bit access to shared memory - we leave it
424 * disabled so that 1) machines reboot properly when the board
425 * is set 16 bit mode and there are conflicting 8bit
426 * devices/ROMS in the same 128k address space as this boards
427 * shared memory. and 2) so that other 8 bit devices with
428 * shared memory can be used in this 128k region, too.
430 error = ed_clear_memory(dev);
431 ed_disable_16bit_access(sc);
432 sc->sc_write_mbufs = ed_shmem_write_mbufs;
437 ed_probe_WD80x3(device_t dev, int port_rid, int flags)
439 struct ed_softc *sc = device_get_softc(dev);
441 static uint16_t *intr_vals[] = {ed_intr_val, ed_790_intr_val};
443 error = ed_alloc_port(dev, port_rid, ED_WD_IO_PORTS);
447 sc->asic_offset = ED_WD_ASIC_OFFSET;
448 sc->nic_offset = ED_WD_NIC_OFFSET;
450 return ed_probe_WD80x3_generic(dev, flags, intr_vals);