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/*-
* Copyright (C) 1996 Naoki Hamada <nao@tom-yam.or.jp>
* 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, 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. Neither the name of the author nor the names of any co-contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/module.h>
#include <sys/socket.h>
#include <net/ethernet.h>
#include <net/if.h>
#include <net/if_var.h>
#include <net/if_arp.h>
#include <machine/bus.h>
#include <machine/resource.h>
#include <sys/bus.h>
#include <sys/rman.h>
#include <dev/pci/pcivar.h>
#include <dev/pci/pcireg.h>
#include <dev/vx/if_vxreg.h>
#include <dev/vx/if_vxvar.h>
static int vx_pci_shutdown(device_t);
static int vx_pci_probe(device_t);
static int vx_pci_attach(device_t);
static device_method_t vx_methods[] = {
/* Device interface */
DEVMETHOD(device_probe, vx_pci_probe),
DEVMETHOD(device_attach, vx_pci_attach),
DEVMETHOD(device_shutdown, vx_pci_shutdown),
DEVMETHOD_END
};
static driver_t vx_driver = {
"vx",
vx_methods,
sizeof(struct vx_softc)
};
static devclass_t vx_devclass;
DRIVER_MODULE(vx, pci, vx_driver, vx_devclass, 0, 0);
MODULE_DEPEND(vx, pci, 1, 1, 1);
MODULE_DEPEND(vx, ether, 1, 1, 1);
static int
vx_pci_shutdown(device_t dev)
{
struct vx_softc *sc;
sc = device_get_softc(dev);
VX_LOCK(sc);
vx_stop(sc);
VX_UNLOCK(sc);
return (0);
}
static int
vx_pci_probe(device_t dev)
{
u_int32_t device_id;
device_id = pci_read_config(dev, PCIR_DEVVENDOR, 4);
if (device_id == 0x590010b7ul) {
device_set_desc(dev, "3COM 3C590 Etherlink III PCI");
return (BUS_PROBE_DEFAULT);
}
if (device_id == 0x595010b7ul || device_id == 0x595110b7ul ||
device_id == 0x595210b7ul) {
device_set_desc(dev, "3COM 3C595 Etherlink III PCI");
return (BUS_PROBE_DEFAULT);
}
/*
* The (Fast) Etherlink XL adapters are now supported by
* the xl driver, which uses bus master DMA and is much
* faster. (And which also supports the 3c905B.
*/
if (device_id == 0x900010b7ul || device_id == 0x900110b7ul) {
device_set_desc(dev, "3COM 3C900 Etherlink XL PCI");
return (BUS_PROBE_LOW_PRIORITY);
}
if (device_id == 0x905010b7ul || device_id == 0x905110b7ul) {
device_set_desc(dev, "3COM 3C905 Etherlink XL PCI");
return (BUS_PROBE_LOW_PRIORITY);
}
return (ENXIO);
}
static int
vx_pci_attach(device_t dev)
{
struct vx_softc *sc;
int rid;
sc = device_get_softc(dev);
rid = PCIR_BAR(0);
sc->vx_res =
bus_alloc_resource_any(dev, SYS_RES_IOPORT, &rid, RF_ACTIVE);
if (sc->vx_res == NULL)
goto bad;
sc->vx_bst = rman_get_bustag(sc->vx_res);
sc->vx_bsh = rman_get_bushandle(sc->vx_res);
rid = 0;
sc->vx_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
RF_SHAREABLE | RF_ACTIVE);
if (sc->vx_irq == NULL)
goto bad;
if (vx_attach(dev) == 0)
goto bad;
if (bus_setup_intr(dev, sc->vx_irq, INTR_TYPE_NET | INTR_MPSAFE,
NULL, vx_intr, sc, &sc->vx_intrhand))
goto bad_mtx;
/* defect check for 3C590 */
if ((pci_read_config(dev, PCIR_DEVVENDOR, 4) >> 16) == 0x5900) {
GO_WINDOW(0);
if (vx_busy_eeprom(sc))
goto bad_mtx;
CSR_WRITE_2(sc, VX_W0_EEPROM_COMMAND,
EEPROM_CMD_RD | EEPROM_SOFTINFO2);
if (vx_busy_eeprom(sc))
goto bad_mtx;
if (!(CSR_READ_2(sc, VX_W0_EEPROM_DATA) & NO_RX_OVN_ANOMALY))
device_printf(dev,
"Warning! Defective early revision adapter!\n");
}
return (0);
bad_mtx:
mtx_destroy(&sc->vx_mtx);
ether_ifdetach(sc->vx_ifp);
if_free(sc->vx_ifp);
bad:
if (sc->vx_intrhand != NULL)
bus_teardown_intr(dev, sc->vx_irq, sc->vx_intrhand);
if (sc->vx_res != NULL)
bus_release_resource(dev, SYS_RES_IOPORT, 0, sc->vx_res);
if (sc->vx_irq != NULL)
bus_release_resource(dev, SYS_RES_IRQ, 0, sc->vx_irq);
return (ENXIO);
}
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