if_ed_pci.c revision 191234 
1/*-
2 * Copyright (c) 1996 Stefan Esser <se@freebsd.org>
3 * 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 immediately at the beginning of the file, without modification,
10 *    this list of conditions, and the following disclaimer.
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.
14 * 3. Absolutely no warranty of function or purpose is made by the author
15 *    Stefan Esser.
16 * 4. Modifications may be freely made to this file if the above conditions
17 *    are met.
18 */
19
20#include <sys/cdefs.h>
21__FBSDID("$FreeBSD: head/sys/dev/ed/if_ed_pci.c 191234 2009-04-18 03:10:28Z imp $");
22
23#include <sys/param.h>
24#include <sys/systm.h>
25#include <sys/socket.h>
26#include <sys/kernel.h>
27
28#include <sys/module.h>
29#include <sys/bus.h>
30
31#include <machine/bus.h>
32#include <sys/rman.h>
33#include <machine/resource.h>
34
35#include <net/if.h>
36#include <net/if_arp.h>
37#include <net/if_media.h>
38#include <net/if_mib.h>
39
40#include <dev/pci/pcireg.h>
41#include <dev/pci/pcivar.h>
42
43#include <dev/ed/if_edvar.h>
44#include <dev/ed/rtl80x9reg.h>
45
46static struct _pcsid
47{
48	uint32_t	type;
49	const char	*desc;
50} pci_ids[] =
51{
52	{ ED_RTL8029_PCI_ID, "RealTek 8029" }, /* Needs realtek full duplex */
53	{ 0x50004a14, "NetVin NV5000SC" },
54	{ 0x09401050, "ProLAN" },
55	{ 0x140111f6, "Compex RL2000" },
56	{ 0x30008e2e, "KTI ET32P2" },
57	{ 0x19808c4a, "Winbond W89C940" },
58	{ 0x0e3410bd, "Surecom NE-34" },
59	{ 0x09261106, "VIA VT86C926" },		/* only do 16-bit */
60	{ 0x5a5a1050, "Winbond W89C940F" },
61#if 0
62	/* Holtek needs special lovin', disabled by default */
63	{ 0x005812c3, "Holtek HT80232" },	/* Only 16-bit I/O, Holtek fdx */
64	{ 0x559812c3, "Holtek HT80229" },	/* Only 32-bit I/O, Holtek fdx, STOP_PG_60? */
65#endif
66	{ 0x00000000, NULL }
67};
68
69static int	ed_pci_probe(device_t);
70static int	ed_pci_attach(device_t);
71
72static int
73ed_pci_probe(device_t dev)
74{
75	uint32_t	type = pci_get_devid(dev);
76	struct _pcsid	*ep =pci_ids;
77
78	while (ep->type && ep->type != type)
79		++ep;
80	if (ep->desc == NULL)
81		return (ENXIO);
82	device_set_desc(dev, ep->desc);
83	return (BUS_PROBE_DEFAULT);
84}
85
86static int
87ed_pci_attach(device_t dev)
88{
89	struct	ed_softc *sc = device_get_softc(dev);
90	int	flags = 0;
91	int	error = ENXIO;
92
93	/*
94	 * Probe RTL8029 cards, but allow failure and try as a generic
95	 * ne-2000.  QEMU 0.9 and earlier use the RTL8029 PCI ID, but
96	 * are areally just generic ne-2000 cards.
97	 */
98	if (pci_get_devid(dev) == ED_RTL8029_PCI_ID)
99		error = ed_probe_RTL80x9(dev, PCIR_BAR(0), flags);
100	if (error)
101		error = ed_probe_Novell(dev, PCIR_BAR(0), flags);
102	if (error) {
103		ed_release_resources(dev);
104		return (error);
105	}
106	ed_Novell_read_mac(sc);
107
108	error = ed_alloc_irq(dev, 0, RF_SHAREABLE);
109	if (error) {
110		ed_release_resources(dev);
111		return (error);
112	}
113	if (sc->sc_media_ioctl == NULL)
114		ed_gen_ifmedia_init(sc);
115	error = ed_attach(dev);
116	if (error) {
117		ed_release_resources(dev);
118		return (error);
119	}
120	error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_NET | INTR_MPSAFE,
121	    NULL, edintr, sc, &sc->irq_handle);
122	if (error)
123		ed_release_resources(dev);
124	return (error);
125}
126
127static device_method_t ed_pci_methods[] = {
128	/* Device interface */
129	DEVMETHOD(device_probe,		ed_pci_probe),
130	DEVMETHOD(device_attach,	ed_pci_attach),
131	DEVMETHOD(device_detach,	ed_detach),
132
133	{ 0, 0 }
134};
135
136static driver_t ed_pci_driver = {
137	"ed",
138	ed_pci_methods,
139	sizeof(struct ed_softc),
140};
141
142DRIVER_MODULE(ed, pci, ed_pci_driver, ed_devclass, 0, 0);
143MODULE_DEPEND(ed, pci, 1, 1, 1);
144MODULE_DEPEND(ed, ether, 1, 1, 1);
145