freebsd-skq/sys/dev/ed/if_ed_pci.c

/*-
 * Copyright (c) 1996 Stefan Esser <se@freebsd.org>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice immediately at the beginning of the file, without modification,
 *    this list of conditions, and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Absolutely no warranty of function or purpose is made by the author
 *    Stefan Esser.
 * 4. Modifications may be freely made to this file if the above conditions
 *    are met.
 */

#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");

#include <sys/param.h>
#include <sys/systm.h>
#include <sys/socket.h>
#include <sys/kernel.h>

#include <sys/module.h>
#include <sys/bus.h>

#include <machine/bus.h>
#include <sys/rman.h>
#include <machine/resource.h>

#include <net/if.h>
#include <net/if_arp.h>
#include <net/if_mib.h>

#include <dev/pci/pcireg.h>
#include <dev/pci/pcivar.h>

#include <dev/ed/if_edvar.h>

static struct _pcsid
{
	uint32_t	type;
	const char	*desc;
} pci_ids[] =
{
	{ 0x802910ec,	"NE2000 PCI Ethernet (RealTek 8029)"	},
	{ 0x50004a14,	"NE2000 PCI Ethernet (NetVin 5000)"	},
	{ 0x09401050,	"NE2000 PCI Ethernet (ProLAN)"		},
	{ 0x140111f6,	"NE2000 PCI Ethernet (Compex)"		},
	{ 0x30008e2e,	"NE2000 PCI Ethernet (KTI)"		},
	{ 0x19808c4a,	"NE2000 PCI Ethernet (Winbond W89C940)" },
	{ 0x0e3410bd,	"NE2000 PCI Ethernet (Surecom NE-34)"	},
	{ 0x09261106,	"NE2000 PCI Ethernet (VIA VT86C926)"	},
	{ 0x00000000,	NULL					}
};

static int	ed_pci_probe(device_t);
static int	ed_pci_attach(device_t);

static int
ed_pci_probe(device_t dev)
{
	uint32_t	type = pci_get_devid(dev);
	struct _pcsid	*ep =pci_ids;

	while (ep->type && ep->type != type)
		++ep;
	if (ep->desc) {
		device_set_desc(dev, ep->desc);
		return (0);
	}
	return (ENXIO);
}

static int
ed_pci_attach(device_t dev)
{
        struct	ed_softc *sc = device_get_softc(dev);
        int	flags = 0;
        int	error;

        error = ed_probe_Novell(dev, PCIR_BAR(0), flags);
        if (error) {
                ed_release_resources(dev);
                return (error);
	}

        error = ed_alloc_irq(dev, 0, RF_SHAREABLE);
        if (error) {
                ed_release_resources(dev);
                return (error);
        }

        error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_NET,
	    edintr, sc, &sc->irq_handle);
        if (error) {
                ed_release_resources(dev);
                return (error);
        }

	error = ed_attach(dev);
        if (error)
                ed_release_resources(dev);
	return (error);
}

static device_method_t ed_pci_methods[] = {
	/* Device interface */
	DEVMETHOD(device_probe,		ed_pci_probe),
	DEVMETHOD(device_attach,	ed_pci_attach),
	DEVMETHOD(device_attach,	ed_detach),

	{ 0, 0 }
};

static driver_t ed_pci_driver = {
	"ed",
	ed_pci_methods,
	sizeof(struct ed_softc),
};

DRIVER_MODULE(ed, pci, ed_pci_driver, ed_devclass, 0, 0);
MODULE_DEPEND(ed, pci, 1, 1, 1);
MODULE_DEPEND(ed, ether, 1, 1, 1);