2 * Copyright (c) 1995, David Greenman
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice unmodified, this list of conditions, and the following
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 #include <sys/param.h>
31 #include <sys/systm.h>
32 #include <sys/socket.h>
33 #include <sys/kernel.h>
35 #include <sys/module.h>
37 #include <machine/bus.h>
39 #include <machine/resource.h>
40 #include <machine/clock.h>
42 #include <net/ethernet.h>
44 #include <net/if_arp.h>
45 #include <net/if_media.h>
46 #include <net/if_mib.h>
48 #include <isa/isavar.h>
50 #include <dev/ed/if_edvar.h>
51 #include <dev/ed/if_edreg.h>
52 #include <dev/ed/if_ed98.h>
54 static int ed98_alloc_port(device_t, int);
55 static int ed98_alloc_memory(device_t, int);
56 static int ed_pio_testmem(struct ed_softc *, int, int, int);
57 static int ed_probe_SIC98(device_t, int, int);
58 static int ed_probe_CNET98(device_t, int, int);
59 static int ed_probe_CNET98EL(device_t, int, int);
60 static int ed_probe_NEC77(device_t, int, int);
61 static int ed_probe_NW98X(device_t, int, int);
62 static int ed_probe_SB98(device_t, int, int);
63 static int ed_probe_EZ98(device_t, int, int);
64 static int ed98_probe_Novell(device_t, int, int);
65 static int ed98_probe_generic8390(struct ed_softc *);
66 static void ed_reset_CNET98(struct ed_softc *, int);
67 static void ed_winsel_CNET98(struct ed_softc *, u_short);
68 static void ed_get_SB98(struct ed_softc *);
70 static int ed_cbus_probe(device_t);
71 static int ed_cbus_attach(device_t);
73 static struct isa_pnp_id ed_ids[] = {
74 /* TODO - list up PnP boards for PC-98 */
79 ed_cbus_probe(device_t dev)
81 struct ed_softc *sc = device_get_softc(dev);
82 int flags = device_get_flags(dev);
85 sc->type = ED_TYPE98(flags);
87 device_printf(dev, "ed_cbus_probe: sc->type=%x\n", sc->type);
90 /* Check isapnp ids */
91 error = ISA_PNP_PROBE(device_get_parent(dev), dev, ed_ids);
93 device_printf(dev, "ed_cbus_probe: ISA_PNP_PROBE returns %d\n", error);
96 /* If the card had a PnP ID that didn't match any we know about */
100 /* If we had some other problem. */
101 if (!(error == 0 || error == ENOENT))
104 /* Heuristic probes */
106 device_printf(dev, "ed_cbus_probe: Heuristic probes start\n");
109 case ED_TYPE98_GENERIC:
112 * sc->type of these boards are overwritten by PC/AT's value.
118 error = ed_probe_EZ98(dev, 0, flags);
122 ed_release_resources(dev);
125 * Allied Telesis CenterCom LA-98-T
127 error = ed_probe_Novell(dev, 0, flags);
129 ed_Novell_read_mac(sc);
135 * NE2000-like boards probe routine
139 * ELECOM LANEED LD-BDN
140 * PLANET SMART COM 98 EN-2298
144 * MELCO LGY-98, IND-SP, IND-SS
149 * ICM DT-ET-25, DT-ET-T5, IF-2766ET, IF-2771ET
150 * D-Link DE-298P, DE-298
155 * Contec C-NET(98)E-A, C-NET(98)L-A
159 * NEC PC-9801-107,108
161 case ED_TYPE98_NC5098:
165 error = ed98_probe_Novell(dev, 0, flags);
169 * other boards with special probe routine
173 * Allied Telesis SIC-98
175 error = ed_probe_SIC98(dev, 0, flags);
178 case ED_TYPE98_CNET98EL:
180 * Contec C-NET(98)E/L
182 error = ed_probe_CNET98EL(dev, 0, flags);
185 case ED_TYPE98_CNET98:
189 error = ed_probe_CNET98(dev, 0, flags);
197 error = ed_probe_NEC77(dev, 0, flags);
200 case ED_TYPE98_NW98X:
204 error = ed_probe_NW98X(dev, 0, flags);
212 error = ed_probe_SB98(dev, 0, flags);
218 device_printf(dev, "ed_cbus_probe: end, error=%d\n", error);
221 error = ed_alloc_irq(dev, 0, 0);
223 ed_release_resources(dev);
231 struct ed_softc *sc = device_get_softc(dev);
232 int flags = device_get_flags(dev);
235 if (sc->port_used > 0) {
236 if (ED_TYPE98(flags) == ED_TYPE98_GENERIC)
237 ed_alloc_port(dev, sc->port_rid, sc->port_used);
239 ed98_alloc_port(dev, sc->port_rid);
242 ed_alloc_memory(dev, sc->mem_rid, sc->mem_used);
244 ed_alloc_irq(dev, sc->irq_rid, 0);
246 error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_NET | INTR_MPSAFE,
247 edintr, sc, &sc->irq_handle);
249 ed_release_resources(dev);
253 return ed_attach(dev);
257 * Interrupt conversion table for EtherEZ98
259 static uint16_t ed_EZ98_intr_val[] = {
271 ed_probe_EZ98(device_t dev, int port_rid, int flags)
273 struct ed_softc *sc = device_get_softc(dev);
275 static unsigned short *intr_vals[] = {NULL, ed_EZ98_intr_val};
277 error = ed_alloc_port(dev, port_rid, ED_EZ98_IO_PORTS);
282 sc->asic_offset = ED_EZ98_ASIC_OFFSET;
283 sc->nic_offset = ED_EZ98_NIC_OFFSET;
285 return ed_probe_WD80x3_generic(dev, flags, intr_vals);
289 * I/O conversion tables
292 /* LGY-98, ICM, C-NET(98)E/L */
293 static bus_addr_t ed98_ioaddr_generic[] = {
294 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15
298 * Definitions for Contec C-NET(98)E/L
300 #define ED_CNET98EL_ICR 2 /* Interrupt Configuration Register */
302 #define ED_CNET98EL_ICR_IRQ3 0x01
303 #define ED_CNET98EL_ICR_IRQ5 0x02
304 #define ED_CNET98EL_ICR_IRQ6 0x04
305 #define ED_CNET98EL_ICR_IRQ12 0x20
307 #define ED_CNET98EL_IMR 4 /* Interrupt Mask Register */
308 #define ED_CNET98EL_ISR 5 /* Interrupt Status Register */
311 static bus_addr_t ed98_ioaddr_egy98[] = {
312 0, 0x02, 0x04, 0x06, 0x08, 0x0a, 0x0c, 0x0e,
313 0x100, 0x102, 0x104, 0x106, 0x108, 0x10a, 0x10c, 0x10e
317 static bus_addr_t ed98_ioaddr_sic98[] = {
318 0x0000, 0x0200, 0x0400, 0x0600, 0x0800, 0x0a00, 0x0c00, 0x0e00,
319 0x1000, 0x1200, 0x1400, 0x1600, 0x1800, 0x1a00, 0x1c00, 0x1e00
322 /* LA/T-98, LD-BDN, PC-9801-77, SB-9801 */
323 static bus_addr_t ed98_ioaddr_la98[] = {
324 0x0000, 0x1000, 0x2000, 0x3000, 0x4000, 0x5000, 0x6000, 0x7000,
325 0x8000, 0x9000, 0xa000, 0xb000, 0xc000, 0xd000, 0xe000, 0xf000,
326 0x0100 /* for NEC 77(see below) */
330 * Definitions for NEC PC-9801-77
332 #define ED_NEC77_IRQ 16 /* Interrupt Configuration Register */
334 #define ED_NEC77_IRQ3 0x04
335 #define ED_NEC77_IRQ5 0x06
336 #define ED_NEC77_IRQ6 0x08
337 #define ED_NEC77_IRQ12 0x0a
338 #define ED_NEC77_IRQ13 0x02
341 * Definitions for Soliton SB-9801
343 #define ED_SB98_CFG 1 /* Board configuration */
345 #define ED_SB98_CFG_IRQ3 0x00
346 #define ED_SB98_CFG_IRQ5 0x04
347 #define ED_SB98_CFG_IRQ6 0x08
348 #define ED_SB98_CFG_IRQ12 0x0c
349 #define ED_SB98_CFG_ALTPORT 0x40 /* use EXTERNAL media */
350 #define ED_SB98_CFG_ENABLE 0xa0 /* enable configuration */
352 #define ED_SB98_EEPENA 2 /* EEPROM access enable */
354 #define ED_SB98_EEPENA_DISABLE 0x00
355 #define ED_SB98_EEPENA_ENABLE 0x01
357 #define ED_SB98_EEP 3 /* EEPROM access */
359 #define ED_SB98_EEP_SDA 0x01 /* Serial Data */
360 #define ED_SB98_EEP_SCL 0x02 /* Serial Clock */
361 #define ED_SB98_EEP_READ 0x01 /* Read Command */
363 #define ED_SB98_EEP_DELAY 300
365 #define ED_SB98_ADDRESS 0x01 /* Station Address(1-6) */
367 #define ED_SB98_POLARITY 4 /* Polarity */
370 static bus_addr_t ed98_ioaddr_nec108[] = {
371 0x0000, 0x0002, 0x0004, 0x0006, 0x0008, 0x000a, 0x000c, 0x000e,
372 0x1000, 0x1002, 0x1004, 0x1006, 0x1008, 0x100a, 0x100c, 0x100e
376 static bus_addr_t ed98_ioaddr_cnet98[] = {
377 0x0000, 0x0002, 0x0004, 0x0006, 0x0008, 0x000a, 0x000c, 0x000e,
378 0x0400, 0x0402, 0x0404, 0x0406, 0x0408, 0x040a, 0x040c, 0x040e
382 * Definitions for Contec C-NET(98)
384 #define ED_CNET98_MAP_REG0L 0 /* MAPPING register0 Low */
385 #define ED_CNET98_MAP_REG1L 1 /* MAPPING register1 Low */
386 #define ED_CNET98_MAP_REG2L 2 /* MAPPING register2 Low */
387 #define ED_CNET98_MAP_REG3L 3 /* MAPPING register3 Low */
388 #define ED_CNET98_MAP_REG0H 4 /* MAPPING register0 Hi */
389 #define ED_CNET98_MAP_REG1H 5 /* MAPPING register1 Hi */
390 #define ED_CNET98_MAP_REG2H 6 /* MAPPING register2 Hi */
391 #define ED_CNET98_MAP_REG3H 7 /* MAPPING register3 Hi */
392 #define ED_CNET98_WIN_REG 8 /* Window register */
393 #define ED_CNET98_INT_LEV 9 /* Init level register */
395 #define ED_CNET98_INT_IRQ3 0x01 /* INT 0 */
396 #define ED_CNET98_INT_IRQ5 0x02 /* INT 1 */
397 #define ED_CNET98_INT_IRQ6 0x04 /* INT 2 */
398 #define ED_CNET98_INT_IRQ9 0x08 /* INT 3 */
399 #define ED_CNET98_INT_IRQ12 0x20 /* INT 5 */
400 #define ED_CNET98_INT_IRQ13 0x40 /* INT 6 */
402 #define ED_CNET98_INT_REQ 10 /* Init request register */
403 #define ED_CNET98_INT_MASK 11 /* Init mask register */
404 #define ED_CNET98_INT_STAT 12 /* Init status register */
405 #define ED_CNET98_INT_CLR 12 /* Init clear register */
406 #define ED_CNET98_RESERVE1 13
407 #define ED_CNET98_RESERVE2 14
408 #define ED_CNET98_RESERVE3 15
410 /* EC/EP-98X, NC5098 */
411 static bus_addr_t ed98_ioaddr_nw98x[] = {
412 0x0000, 0x0100, 0x0200, 0x0300, 0x0400, 0x0500, 0x0600, 0x0700,
413 0x0800, 0x0900, 0x0a00, 0x0b00, 0x0c00, 0x0d00, 0x0e00, 0x0f00,
414 0x1000 /* for EC/EP-98X(see below) */
418 * Definitions for Networld EC/EP-98X
420 #define ED_NW98X_IRQ 16 /* Interrupt Configuration Register */
422 #define ED_NW98X_IRQ3 0x04
423 #define ED_NW98X_IRQ5 0x06
424 #define ED_NW98X_IRQ6 0x08
425 #define ED_NW98X_IRQ12 0x0a
426 #define ED_NW98X_IRQ13 0x02
429 static bus_addr_t ed98_asic_nc5098[] = {
430 /* DATA ENADDR RESET */
431 0x0000, 0x2000, 0x2100, 0x2200, 0x2300, 0x2400, 0x2500, 0x4000,
432 0, 0, 0, 0, 0, 0, 0, 0
436 * Definitions for NextCom NC5098
438 #define ED_NC5098_ENADDR 1 /* Station Address(1-6) */
441 * Allocate a port resource with the given resource id.
444 ed98_alloc_port(device_t dev, int rid)
446 struct ed_softc *sc = device_get_softc(dev);
447 struct resource *res;
449 bus_addr_t *io_nic, *io_asic, adj;
450 static bus_addr_t io_res[ED_NOVELL_IO_PORTS + 1];
452 int offset, reset, data;
454 /* Set i/o table for resource manager */
455 io_nic = io_asic = ed98_ioaddr_generic;
456 offset = ED_NOVELL_ASIC_OFFSET;
457 reset = ED_NOVELL_RESET;
458 data = ED_NOVELL_DATA;
459 n = ED_NOVELL_IO_PORTS;
463 io_asic = ed98_ioaddr_egy98; /* XXX - Yes, we use egy98 */
469 io_nic = io_asic = ed98_ioaddr_egy98;
479 io_nic = io_asic = ed98_ioaddr_la98;
485 io_nic = io_asic = ed98_ioaddr_sic98;
491 io_nic = io_asic = ed98_ioaddr_nec108;
492 offset = 0x0888; /* XXX - overwritten after */
494 n = 16; /* XXX - does not set ASIC i/o here */
498 io_nic = io_asic = ed98_ioaddr_la98;
502 case ED_TYPE98_CNET98EL:
507 case ED_TYPE98_CNET98:
508 /* XXX - Yes, we use generic i/o here */
512 case ED_TYPE98_NW98X:
513 io_nic = io_asic = ed98_ioaddr_nw98x;
518 io_nic = io_asic = ed98_ioaddr_la98;
523 case ED_TYPE98_NC5098:
524 io_nic = ed98_ioaddr_nw98x;
525 io_asic = ed98_asic_nc5098;
532 bcopy(io_nic, io_res, sizeof(io_nic[0]) * ED_NOVELL_ASIC_OFFSET);
533 for (i = ED_NOVELL_ASIC_OFFSET; i < ED_NOVELL_IO_PORTS; i++)
534 io_res[i] = io_asic[i - ED_NOVELL_ASIC_OFFSET] + offset;
536 res = isa_alloc_resourcev(dev, SYS_RES_IOPORT, &rid, io_res, n,
544 sc->port_bst = rman_get_bustag(res);
545 sc->port_bsh = rman_get_bushandle(res);
547 /* Re-map i/o table if needed */
550 case ED_TYPE98_NW98X:
551 io_res[n] = io_asic[n - ED_NOVELL_ASIC_OFFSET] + offset;
556 adj = (rman_get_start(res) & 0xf000) / 2;
557 offset = (offset | adj) - rman_get_start(res);
559 for (n = ED_NOVELL_ASIC_OFFSET; n < ED_NOVELL_IO_PORTS; n++)
560 io_res[n] = io_asic[n - ED_NOVELL_ASIC_OFFSET] + offset;
563 case ED_TYPE98_CNET98:
564 io_nic = io_asic = ed98_ioaddr_cnet98;
567 bcopy(io_nic, io_res, sizeof(io_nic[0]) * ED_NOVELL_ASIC_OFFSET);
568 for (n = ED_NOVELL_ASIC_OFFSET; n < ED_NOVELL_IO_PORTS; n++)
569 io_res[n] = io_asic[n - ED_NOVELL_ASIC_OFFSET] + offset;
572 case ED_TYPE98_NC5098:
573 n = ED_NOVELL_IO_PORTS;
577 if (reset != ED_NOVELL_RESET)
578 io_res[ED_NOVELL_ASIC_OFFSET + ED_NOVELL_RESET] =
579 io_res[ED_NOVELL_ASIC_OFFSET + reset];
580 if (data != ED_NOVELL_DATA) {
581 io_res[ED_NOVELL_ASIC_OFFSET + ED_NOVELL_DATA] =
582 io_res[ED_NOVELL_ASIC_OFFSET + data];
584 io_res[ED_NOVELL_ASIC_OFFSET + ED_NOVELL_DATA + 1] =
585 io_res[ED_NOVELL_ASIC_OFFSET + data + 1];
589 error = isa_load_resourcev(res, io_res, n);
593 device_printf(dev, "ed98_alloc_port: i/o ports = %d\n", n);
594 for (i = 0; i < n; i++)
595 printf("%x,", io_res[i]);
602 ed98_alloc_memory(dev, rid)
606 struct ed_softc *sc = device_get_softc(dev);
608 u_long conf_maddr, conf_msize;
610 error = bus_get_resource(dev, SYS_RES_MEMORY, 0, &conf_maddr,
615 if ((conf_maddr == 0) || (conf_msize == 0))
618 error = ed_alloc_memory(dev, rid, (int) conf_msize);
623 sc->mem_size = conf_msize;
629 * Generic probe routine for testing for the existance of a DS8390.
630 * Must be called after the NIC has just been reset. This routine
631 * works by looking at certain register values that are guaranteed
632 * to be initialized a certain way after power-up or reset. Seems
633 * not to currently work on the 83C690.
637 * Register reset bits set bits
638 * Command Register (CR) TXP, STA RD2, STP
639 * Interrupt Status (ISR) RST
640 * Interrupt Mask (IMR) All bits
641 * Data Control (DCR) LAS
642 * Transmit Config. (TCR) LB1, LB0
644 * XXX - We only check the CR register.
646 * Return 1 if 8390 was found, 0 if not.
650 ed98_probe_generic8390(struct ed_softc *sc)
652 u_char tmp = ed_nic_inb(sc, ED_P0_CR);
654 printf("ed?: inb(ED_P0_CR)=%x\n", tmp);
656 if ((tmp & (ED_CR_RD2 | ED_CR_TXP | ED_CR_STA | ED_CR_STP)) !=
657 (ED_CR_RD2 | ED_CR_STP))
660 (void) ed_nic_inb(sc, ED_P0_ISR);
666 ed98_probe_Novell(device_t dev, int port_rid, int flags)
668 struct ed_softc *sc = device_get_softc(dev);
671 u_char romdata[ETHER_ADDR_LEN * 2], tmp;
674 device_printf(dev, "ed98_probe_Novell: start\n");
676 error = ed98_alloc_port(dev, port_rid);
680 sc->asic_offset = ED_NOVELL_ASIC_OFFSET;
681 sc->nic_offset = ED_NOVELL_NIC_OFFSET;
683 /* Reset the board */
685 device_printf(dev, "ed98_probe_Novell: reset\n");
688 #if 1 /* XXX - I'm not sure this is really necessary... */
690 tmp = ed_asic_inb(sc, ED_NOVELL_RESET);
691 ed_asic_outb(sc, ED_NOVELL_RESET, (tmp & 0xf0) | 0x08);
692 ed_nic_outb(sc, 0x04, tmp);
693 (void) ed_asic_inb(sc, 0x08);
694 ed_asic_outb(sc, 0x08, tmp);
695 ed_asic_outb(sc, 0x08, tmp & 0x7f);
698 case ED_TYPE98_NC5098:
699 ed_asic_outb(sc, ED_NOVELL_RESET, 0x00);
701 ed_asic_outb(sc, ED_NOVELL_RESET, 0x01);
705 tmp = ed_asic_inb(sc, ED_NOVELL_RESET);
708 * I don't know if this is necessary; probably cruft leftover from
709 * Clarkson packet driver code. Doesn't do a thing on the boards I've
710 * tested. -DG [note that an outb(0x84, 0) seems to work here, and is
711 * non-invasive...but some boards don't seem to reset and I don't have
712 * complete documentation on what the 'right' thing to do is...so we
713 * do the invasive thing for now. Yuck.]
715 ed_asic_outb(sc, ED_NOVELL_RESET, tmp);
721 * This is needed because some NE clones apparently don't reset the
722 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
723 * - this makes the probe invasive! ...Done against my better
726 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
729 /* Make sure that we really have an 8390 based board */
730 if (!ed98_probe_generic8390(sc))
733 /* Test memory via PIO */
735 device_printf(dev, "ed98_probe_Novell: test memory\n");
737 sc->cr_proto = ED_CR_RD2;
738 if (!ed_pio_testmem(sc, 8192, 0, flags) &&
739 !ed_pio_testmem(sc, 16384, 1, flags))
742 /* Setup the board type */
744 device_printf(dev, "ed98_probe_Novell: board type\n");
748 sc->type_str = "LD-BDN";
751 sc->type_str = "EGY-98";
754 sc->type_str = "LGY-98";
757 sc->type_str = "ICM";
760 sc->type_str = "PC-9801-108";
763 sc->type_str = "LA-98";
765 case ED_TYPE98_NW98X:
766 sc->type_str = "NW98X";
768 case ED_TYPE98_NC5098:
769 sc->type_str = "NC5098";
776 /* Get station address */
778 case ED_TYPE98_NC5098:
779 for (n = 0; n < ETHER_ADDR_LEN; n++)
780 sc->enaddr[n] = ed_asic_inb(sc, ED_NC5098_ENADDR + n);
784 ed_pio_readmem(sc, 0, romdata, sizeof(romdata));
785 for (n = 0; n < ETHER_ADDR_LEN; n++)
786 sc->enaddr[n] = romdata[n * (sc->isa16bit + 1)];
790 /* clear any pending interrupts that might have occurred above */
791 ed_nic_outb(sc, ED_P0_ISR, 0xff);
797 * Probe and vendor-specific initialization routine for SIC-98 boards
800 ed_probe_SIC98(device_t dev, int port_rid, int flags)
802 struct ed_softc *sc = device_get_softc(dev);
808 * Setup card RAM and I/O address
809 * Kernel Virtual to segment C0000-DFFFF????
811 error = ed98_alloc_port(dev, port_rid);
815 sc->asic_offset = ED_SIC_ASIC_OFFSET;
816 sc->nic_offset = ED_SIC_NIC_OFFSET;
818 error = ed98_alloc_memory(dev, 0);
822 /* Reset card to force it into a known state. */
823 ed_asic_outb(sc, 0, 0x00);
825 if (ED_TYPE98SUB(flags) == 0) {
827 ed_asic_outb(sc, 0, 0x94);
829 ed_asic_outb(sc, 0, 0x94);
832 ed_asic_outb(sc, 0, 0x80);
834 ed_asic_outb(sc, 0, 0x94);
836 ed_asic_outb(sc, 0, 0x9e);
841 * Here we check the card ROM, if the checksum passes, and the
842 * type code and ethernet address check out, then we know we have
845 sum = bus_space_read_1(sc->mem_bst, sc->mem_bsh, 6 * 2);
846 for (i = 0; i < ETHER_ADDR_LEN; i++)
847 sum ^= (sc->enaddr[i] =
848 bus_space_read_1(sc->mem_bst, sc->mem_bsh, i * 2));
850 device_printf(dev, "ed_probe_sic98: got address %6D\n",
855 if ((sc->enaddr[0] | sc->enaddr[1] | sc->enaddr[2]) == 0)
858 sc->vendor = ED_VENDOR_SIC;
859 sc->type_str = "SIC98";
864 * SIC RAM page 0x0000-0x3fff(or 0x7fff)
866 if (ED_TYPE98SUB(flags) == 0)
867 ed_asic_outb(sc, 0, 0x90);
869 ed_asic_outb(sc, 0, 0x8e);
872 error = ed_clear_memory(dev);
877 sc->mem_end = sc->mem_start + sc->mem_size;
880 * allocate one xmit buffer if < 16k, two buffers otherwise
882 if ((sc->mem_size < 16384) || (flags & ED_FLAGS_NO_MULTI_BUFFERING))
886 sc->tx_page_start = 0;
888 sc->rec_page_start = sc->tx_page_start + ED_TXBUF_SIZE * sc->txb_cnt;
889 sc->rec_page_stop = sc->tx_page_start + sc->mem_size / ED_PAGE_SIZE;
891 sc->mem_ring = sc->mem_start + sc->txb_cnt * ED_PAGE_SIZE * ED_TXBUF_SIZE;
897 * Contec C-NET(98) series support routines
900 ed_reset_CNET98(struct ed_softc *sc, int flags)
902 u_int init_addr = ED_CNET98_INIT;
905 /* Choose initial register address */
906 if (ED_TYPE98SUB(flags) != 0) {
907 init_addr = ED_CNET98_INIT2;
910 printf("ed?: initial register=%x\n", init_addr);
913 * Reset the board to force it into a known state.
915 outb(init_addr, 0x00); /* request */
917 outb(init_addr, 0x01); /* cancel */
921 * Set I/O address(A15-12) and cpu type
924 * AAAA: A15-A12, I: I/O enable, XX: reserved, C: CPU type
926 * CPU type is 1:80286 or higher, 0:not.
927 * But FreeBSD runs under i386 or higher, thus it must be 1.
929 tmp = (rman_get_start(sc->port_res) & 0xf000) >> 8;
930 tmp |= (0x08 | 0x01);
932 printf("ed?: outb(%x, %x)\n", init_addr + 2, tmp);
934 outb(init_addr + 2, tmp);
938 * This is needed because some NE clones apparently don't reset the
939 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
940 * - this makes the probe invasive! ...Done against my better
943 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
948 ed_winsel_CNET98(struct ed_softc *sc, u_short bank)
950 u_char mem = (rman_get_start(sc->mem_res) >> 12) & 0xff;
953 * Disable window memory
956 ed_asic_outb(sc, ED_CNET98_WIN_REG, mem & 0x7f);
960 * Select window address
961 * FreeBSD address 0xf00xxxxx
963 ed_asic_outb(sc, ED_CNET98_MAP_REG0L, bank & 0xff);
965 ed_asic_outb(sc, ED_CNET98_MAP_REG0H, (bank >> 8) & 0xff);
967 ed_asic_outb(sc, ED_CNET98_MAP_REG1L, 0x00);
969 ed_asic_outb(sc, ED_CNET98_MAP_REG1H, 0x41);
971 ed_asic_outb(sc, ED_CNET98_MAP_REG2L, 0x00);
973 ed_asic_outb(sc, ED_CNET98_MAP_REG2H, 0x42);
975 ed_asic_outb(sc, ED_CNET98_MAP_REG3L, 0x00);
977 ed_asic_outb(sc, ED_CNET98_MAP_REG3H, 0x43);
981 * Enable window memory(16Kbyte)
985 printf("ed?: window start address=%x\n", mem);
987 ed_asic_outb(sc, ED_CNET98_WIN_REG, mem);
992 * Probe and vendor-specific initialization routine for C-NET(98) boards
995 ed_probe_CNET98(device_t dev, int port_rid, int flags)
997 struct ed_softc *sc = device_get_softc(dev);
1000 u_long conf_irq, junk;
1005 error = ed98_alloc_port(dev, port_rid);
1009 sc->asic_offset = ED_NOVELL_ASIC_OFFSET;
1010 sc->nic_offset = ED_NOVELL_NIC_OFFSET;
1012 error = ed98_alloc_memory(dev, 0);
1016 /* Check I/O address. 0x[a-f]3d0 are allowed. */
1017 if (((rman_get_start(sc->port_res) & 0x0fff) != 0x03d0)
1018 || ((rman_get_start(sc->port_res) & 0xf000) < (u_short) 0xa000)) {
1020 device_printf(dev, "Invalid i/o port configuration (0x%lx) "
1021 "must be %s for %s\n", rman_get_start(sc->port_res),
1022 "0x[a-f]3d0", "CNET98");
1028 /* Check window area address */
1029 tmp_s = rman_get_start(sc->mem_res) >> 12;
1031 device_printf(dev, "Please change window address(0x%lx)\n",
1032 rman_get_start(sc->mem_res));
1037 tmp = rman_get_start(sc->port_res) >> 12;
1038 if ((tmp_s <= tmp) && (tmp < (tmp_s + 4))) {
1039 device_printf(dev, "Please change iobase address(0x%lx) "
1040 "or window address(0x%lx)\n",
1041 rman_get_start(sc->port_res),
1042 rman_get_start(sc->mem_res));
1046 /* Reset the board */
1047 ed_reset_CNET98(sc, flags);
1050 * This is needed because some NE clones apparently don't reset the
1051 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
1052 * - this makes the probe invasive! ...Done against my better
1055 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
1058 /* Make sure that we really have an 8390 based board */
1059 if (!ed98_probe_generic8390(sc))
1063 * Set window ethernet address area
1064 * board memory base 0x480000 data 256byte
1066 ed_winsel_CNET98(sc, 0x4800);
1069 * Get station address from on-board ROM
1071 bus_space_read_region_1(sc->mem_bst, sc->mem_bsh, sc->mem_start,
1072 sc->enaddr, ETHER_ADDR_LEN);
1074 sc->vendor = ED_VENDOR_MISC;
1075 sc->type_str = "CNET98";
1077 sc->cr_proto = ED_CR_RD2;
1080 * Set window buffer memory area
1081 * board memory base 0x400000 data 16kbyte
1083 ed_winsel_CNET98(sc, 0x4000);
1085 error = ed_clear_memory(dev);
1090 sc->mem_end = sc->mem_start + sc->mem_size;
1092 sc->txb_cnt = 1; /* XXX */
1093 sc->tx_page_start = 0;
1095 sc->rec_page_start = sc->tx_page_start + ED_TXBUF_SIZE;
1096 sc->rec_page_stop = sc->tx_page_start + sc->mem_size / ED_PAGE_SIZE;
1098 sc->mem_ring = sc->mem_start + ED_PAGE_SIZE * ED_TXBUF_SIZE;
1101 * Set interrupt level
1103 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk);
1109 tmp = ED_CNET98_INT_IRQ3;
1112 tmp = ED_CNET98_INT_IRQ5;
1115 tmp = ED_CNET98_INT_IRQ6;
1118 tmp = ED_CNET98_INT_IRQ9;
1121 tmp = ED_CNET98_INT_IRQ12;
1124 tmp = ED_CNET98_INT_IRQ13;
1127 device_printf(dev, "Invalid irq configuration (%ld) must be "
1128 "%s for %s\n", conf_irq, "3,5,6,9,12,13", "CNET98");
1131 ed_asic_outb(sc, ED_CNET98_INT_LEV, tmp);
1134 * Set interrupt mask.
1135 * bit7:1 all interrupt mask
1136 * bit1:1 timer interrupt mask
1137 * bit0:0 NS controler interrupt enable
1139 ed_asic_outb(sc, ED_CNET98_INT_MASK, 0x7e);
1146 * Probe and vendor-specific initialization routine for C-NET(98)E/L boards
1149 ed_probe_CNET98EL(device_t dev, int port_rid, int flags)
1151 struct ed_softc *sc = device_get_softc(dev);
1154 u_char romdata[ETHER_ADDR_LEN * 2], tmp;
1155 u_long conf_irq, junk;
1157 error = ed98_alloc_port(dev, port_rid);
1161 sc->asic_offset = ED_NOVELL_ASIC_OFFSET;
1162 sc->nic_offset = ED_NOVELL_NIC_OFFSET;
1164 /* Check I/O address. 0x[0-f]3d0 are allowed. */
1165 if ((rman_get_start(sc->port_res) & 0x0fff) != 0x03d0) {
1167 device_printf(dev, "Invalid i/o port configuration (0x%lx) "
1168 "must be %s for %s\n", rman_get_start(sc->port_res),
1169 "0x?3d0", "CNET98E/L");
1174 /* Reset the board */
1175 ed_reset_CNET98(sc, flags);
1178 * This is needed because some NE clones apparently don't reset the
1179 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
1180 * - this makes the probe invasive! ...Done against my better
1183 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
1186 /* Make sure that we really have an 8390 based board */
1187 if (!ed98_probe_generic8390(sc))
1190 /* Test memory via PIO */
1191 sc->cr_proto = ED_CR_RD2;
1192 if (!ed_pio_testmem(sc, ED_CNET98EL_PAGE_OFFSET, 1, flags))
1195 /* This looks like a C-NET(98)E/L board. */
1196 sc->type_str = "CNET98E/L";
1199 * Set IRQ. C-NET(98)E/L only allows a choice of irq 3,5,6.
1201 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk);
1207 tmp = ED_CNET98EL_ICR_IRQ3;
1210 tmp = ED_CNET98EL_ICR_IRQ5;
1213 tmp = ED_CNET98EL_ICR_IRQ6;
1217 tmp = ED_CNET98EL_ICR_IRQ12;
1221 device_printf(dev, "Invalid irq configuration (%ld) must be "
1222 "%s for %s\n", conf_irq, "3,5,6", "CNET98E/L");
1225 ed_asic_outb(sc, ED_CNET98EL_ICR, tmp);
1226 ed_asic_outb(sc, ED_CNET98EL_IMR, 0x7e);
1228 /* Get station address from on-board ROM */
1229 ed_pio_readmem(sc, 16384, romdata, sizeof(romdata));
1230 for (i = 0; i < ETHER_ADDR_LEN; i++)
1231 sc->enaddr[i] = romdata[i * 2];
1233 /* clear any pending interrupts that might have occurred above */
1234 ed_nic_outb(sc, ED_P0_ISR, 0xff);
1240 * Probe and vendor-specific initialization routine for PC-9801-77 boards
1243 ed_probe_NEC77(device_t dev, int port_rid, int flags)
1245 struct ed_softc *sc = device_get_softc(dev);
1248 u_long conf_irq, junk;
1250 error = ed98_probe_Novell(dev, port_rid, flags);
1254 /* LA/T-98 does not need IRQ setting. */
1255 if (ED_TYPE98SUB(flags) == 0)
1259 * Set IRQ. PC-9801-77 only allows a choice of irq 3,5,6,12,13.
1261 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk);
1267 tmp = ED_NEC77_IRQ3;
1270 tmp = ED_NEC77_IRQ5;
1273 tmp = ED_NEC77_IRQ6;
1276 tmp = ED_NEC77_IRQ12;
1279 tmp = ED_NEC77_IRQ13;
1282 device_printf(dev, "Invalid irq configuration (%ld) must be "
1283 "%s for %s\n", conf_irq, "3,5,6,12,13", "PC-9801-77");
1286 ed_asic_outb(sc, ED_NEC77_IRQ, tmp);
1292 * Probe and vendor-specific initialization routine for EC/EP-98X boards
1295 ed_probe_NW98X(device_t dev, int port_rid, int flags)
1297 struct ed_softc *sc = device_get_softc(dev);
1300 u_long conf_irq, junk;
1302 error = ed98_probe_Novell(dev, port_rid, flags);
1306 /* Networld 98X3 does not need IRQ setting. */
1307 if (ED_TYPE98SUB(flags) == 0)
1311 * Set IRQ. EC/EP-98X only allows a choice of irq 3,5,6,12,13.
1313 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk);
1319 tmp = ED_NW98X_IRQ3;
1322 tmp = ED_NW98X_IRQ5;
1325 tmp = ED_NW98X_IRQ6;
1328 tmp = ED_NW98X_IRQ12;
1331 tmp = ED_NW98X_IRQ13;
1334 device_printf(dev, "Invalid irq configuration (%ld) must be "
1335 "%s for %s\n", conf_irq, "3,5,6,12,13", "EC/EP-98X");
1338 ed_asic_outb(sc, ED_NW98X_IRQ, tmp);
1344 * Read SB-9801 station address from Serial Two-Wire EEPROM
1347 ed_get_SB98(struct ed_softc *sc)
1352 /* enable EEPROM acceess */
1353 ed_asic_outb(sc, ED_SB98_EEPENA, ED_SB98_EEPENA_ENABLE);
1355 /* output start command */
1356 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL);
1357 DELAY(ED_SB98_EEP_DELAY);
1358 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SCL);
1359 DELAY(ED_SB98_EEP_DELAY);
1361 /* output address (7bit) */
1362 for (mask = 0x40; mask != 0; mask >>= 1) {
1364 if (ED_SB98_ADDRESS & mask)
1365 val = ED_SB98_EEP_SDA;
1366 ed_asic_outb(sc, ED_SB98_EEP, val);
1367 DELAY(ED_SB98_EEP_DELAY);
1368 ed_asic_outb(sc, ED_SB98_EEP, val | ED_SB98_EEP_SCL);
1369 DELAY(ED_SB98_EEP_DELAY);
1372 /* output READ command */
1373 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_READ);
1374 DELAY(ED_SB98_EEP_DELAY);
1375 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_READ | ED_SB98_EEP_SCL);
1376 DELAY(ED_SB98_EEP_DELAY);
1378 /* read station address */
1379 for (i = 0; i < ETHER_ADDR_LEN; i++) {
1381 ed_asic_outb(sc, ED_SB98_EEP, 0);
1382 DELAY(ED_SB98_EEP_DELAY);
1383 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SCL);
1384 DELAY(ED_SB98_EEP_DELAY);
1387 for (j = 0; j < 8; j++) {
1388 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA);
1389 DELAY(ED_SB98_EEP_DELAY);
1390 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL);
1391 DELAY(ED_SB98_EEP_DELAY);
1393 val |= (ed_asic_inb(sc, ED_SB98_EEP) & ED_SB98_EEP_SDA);
1394 DELAY(ED_SB98_EEP_DELAY);
1396 sc->enaddr[i] = val;
1399 /* output Last ACK */
1400 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA);
1401 DELAY(ED_SB98_EEP_DELAY);
1402 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL);
1403 DELAY(ED_SB98_EEP_DELAY);
1405 /* output stop command */
1406 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SCL);
1407 DELAY(ED_SB98_EEP_DELAY);
1408 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL);
1409 DELAY(ED_SB98_EEP_DELAY);
1411 /* disable EEPROM access */
1412 ed_asic_outb(sc, ED_SB98_EEPENA, ED_SB98_EEPENA_DISABLE);
1416 * Probe and vendor-specific initialization routine for SB-9801 boards
1419 ed_probe_SB98(device_t dev, int port_rid, int flags)
1421 struct ed_softc *sc = device_get_softc(dev);
1424 u_long conf_irq, junk;
1426 error = ed98_alloc_port(dev, port_rid);
1430 sc->asic_offset = ED_NOVELL_ASIC_OFFSET;
1431 sc->nic_offset = ED_NOVELL_NIC_OFFSET;
1433 /* Check I/O address. 00d[02468ace] are allowed. */
1434 if ((rman_get_start(sc->port_res) & ~0x000e) != 0x00d0) {
1436 device_printf(dev, "Invalid i/o port configuration (0x%lx) "
1437 "must be %s for %s\n", rman_get_start(sc->port_res),
1443 /* Write I/O port address and read 4 times */
1444 outb(ED_SB98_IO_INHIBIT, rman_get_start(sc->port_res) & 0xff);
1445 (void) inb(ED_SB98_IO_INHIBIT); DELAY(300);
1446 (void) inb(ED_SB98_IO_INHIBIT); DELAY(300);
1447 (void) inb(ED_SB98_IO_INHIBIT); DELAY(300);
1448 (void) inb(ED_SB98_IO_INHIBIT); DELAY(300);
1451 * Check IRQ. Soliton SB-9801 only allows a choice of
1454 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk);
1460 tmp = ED_SB98_CFG_IRQ3;
1463 tmp = ED_SB98_CFG_IRQ5;
1466 tmp = ED_SB98_CFG_IRQ6;
1469 tmp = ED_SB98_CFG_IRQ12;
1472 device_printf(dev, "Invalid irq configuration (%ld) must be "
1473 "%s for %s\n", conf_irq, "3,5,6,12", "SB9801");
1477 if (flags & ED_FLAGS_DISABLE_TRANCEIVER)
1478 tmp |= ED_SB98_CFG_ALTPORT;
1479 ed_asic_outb(sc, ED_SB98_CFG, ED_SB98_CFG_ENABLE | tmp);
1480 ed_asic_outb(sc, ED_SB98_POLARITY, 0x01);
1482 /* Reset the board. */
1483 ed_asic_outb(sc, ED_NOVELL_RESET, 0x7a);
1485 ed_asic_outb(sc, ED_NOVELL_RESET, 0x79);
1489 * This is needed because some NE clones apparently don't reset the
1490 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
1491 * - this makes the probe invasive! ...Done against my better
1494 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
1497 /* Make sure that we really have an 8390 based board */
1498 if (!ed98_probe_generic8390(sc))
1501 /* Test memory via PIO */
1502 sc->cr_proto = ED_CR_RD2;
1503 if (!ed_pio_testmem(sc, 16384, 1, flags)) {
1507 /* This looks like an SB9801 board. */
1508 sc->type_str = "SB9801";
1510 /* Get station address */
1513 /* clear any pending interrupts that might have occurred above */
1514 ed_nic_outb(sc, ED_P0_ISR, 0xff);
1520 * Test the ability to read and write to the NIC memory.
1523 ed_pio_testmem(struct ed_softc *sc, int page_offset, int isa16bit, int flags)
1526 static char test_pattern[32] = "THIS is A memory TEST pattern";
1527 char test_buffer[32];
1532 sc->vendor = ED_VENDOR_NOVELL;
1534 sc->isa16bit = isa16bit;
1536 /* 8k of memory plus an additional 8k if 16bit */
1537 memsize = (isa16bit ? 16384 : 8192);
1540 * This prevents packets from being stored in the NIC memory when the
1541 * readmem routine turns on the start bit in the CR.
1543 ed_nic_outb(sc, ED_P0_RCR, ED_RCR_MON);
1545 /* Initialize DCR for byte/word operations */
1547 ed_nic_outb(sc, ED_P0_DCR, ED_DCR_WTS | ED_DCR_FT1 | ED_DCR_LS);
1549 ed_nic_outb(sc, ED_P0_DCR, ED_DCR_FT1 | ED_DCR_LS);
1550 ed_nic_outb(sc, ED_P0_PSTART, page_offset / ED_PAGE_SIZE);
1551 ed_nic_outb(sc, ED_P0_PSTOP, (page_offset + memsize) / ED_PAGE_SIZE);
1553 printf("ed?: ed_pio_testmem: page start=%x, end=%lx",
1554 page_offset, page_offset + memsize);
1558 * Write a test pattern. If this fails, then we don't know
1559 * what this board is.
1561 ed_pio_writemem(sc, test_pattern, page_offset, sizeof(test_pattern));
1562 ed_pio_readmem(sc, page_offset, test_buffer, sizeof(test_pattern));
1564 if (bcmp(test_pattern, test_buffer, sizeof(test_pattern))) {
1566 printf("ed?: ed_pio_testmem: bcmp(page %x) NG", page_offset);
1572 /* Check the bottom. */
1573 page_end = page_offset + memsize - ED_PAGE_SIZE;
1574 ed_pio_writemem(sc, test_pattern, page_end, sizeof(test_pattern));
1575 ed_pio_readmem(sc, page_end, test_buffer, sizeof(test_pattern));
1577 if (bcmp(test_pattern, test_buffer, sizeof(test_pattern))) {
1579 printf("ed?: ed_pio_testmem: bcmp(page %x) NG", page_end);
1584 sc->mem_size = memsize;
1585 sc->mem_start = page_offset;
1586 sc->mem_end = sc->mem_start + memsize;
1587 sc->tx_page_start = page_offset / ED_PAGE_SIZE;
1590 * Use one xmit buffer if < 16k, two buffers otherwise (if not told
1593 if ((memsize < 16384) || (flags & ED_FLAGS_NO_MULTI_BUFFERING))
1598 sc->rec_page_start = sc->tx_page_start + sc->txb_cnt * ED_TXBUF_SIZE;
1599 sc->rec_page_stop = sc->tx_page_start + memsize / ED_PAGE_SIZE;
1601 sc->mem_ring = sc->mem_start + sc->txb_cnt * ED_PAGE_SIZE * ED_TXBUF_SIZE;
1606 static device_method_t ed_cbus_methods[] = {
1607 /* Device interface */
1608 DEVMETHOD(device_probe, ed_cbus_probe),
1609 DEVMETHOD(device_attach, ed_cbus_attach),
1610 DEVMETHOD(device_detach, ed_detach),
1615 static driver_t ed_cbus_driver = {
1618 sizeof(struct ed_softc)
1621 DRIVER_MODULE(ed, isa, ed_cbus_driver, ed_devclass, 0, 0);
1622 MODULE_DEPEND(ed, isa, 1, 1, 1);
1623 MODULE_DEPEND(ed, ether, 1, 1, 1);