freebsd-skq/sys/mips/cavium/octe/octebus.c
jmallett 67b7c6cf19 o) Tear down receive interrupt on detach.
Submitted by:	Bhanu Prakash
2011-03-16 08:56:22 +00:00

124 lines
3.2 KiB
C

/*-
* Copyright (c) 2010 Juli Mallett <jmallett@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, 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.
*
* 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.
*
* $FreeBSD$
*/
/*
* Cavium Octeon Ethernet pseudo-bus attachment.
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/bus.h>
#include <sys/endian.h>
#include <sys/kernel.h>
#include <sys/mbuf.h>
#include <sys/lock.h>
#include <sys/module.h>
#include <sys/mutex.h>
#include <sys/rman.h>
#include <sys/socket.h>
#include <sys/sockio.h>
#include <sys/sysctl.h>
#include "ethernet-common.h"
#include "octebusvar.h"
static void octebus_identify(driver_t *drv, device_t parent);
static int octebus_probe(device_t dev);
static int octebus_attach(device_t dev);
static int octebus_detach(device_t dev);
static int octebus_shutdown(device_t dev);
static device_method_t octebus_methods[] = {
/* Device interface */
DEVMETHOD(device_identify, octebus_identify),
DEVMETHOD(device_probe, octebus_probe),
DEVMETHOD(device_attach, octebus_attach),
DEVMETHOD(device_detach, octebus_detach),
DEVMETHOD(device_shutdown, octebus_shutdown),
/* Bus interface. */
DEVMETHOD(bus_add_child, bus_generic_add_child),
{ 0, 0 }
};
static driver_t octebus_driver = {
"octebus",
octebus_methods,
sizeof (struct octebus_softc),
};
static devclass_t octebus_devclass;
DRIVER_MODULE(octebus, ciu, octebus_driver, octebus_devclass, 0, 0);
static void
octebus_identify(driver_t *drv, device_t parent)
{
BUS_ADD_CHILD(parent, 0, "octebus", 0);
}
static int
octebus_probe(device_t dev)
{
if (device_get_unit(dev) != 0)
return (ENXIO);
device_set_desc(dev, "Cavium Octeon Ethernet pseudo-bus");
return (0);
}
static int
octebus_attach(device_t dev)
{
struct octebus_softc *sc;
int rv;
sc = device_get_softc(dev);
sc->sc_dev = dev;
rv = cvm_oct_init_module(dev);
if (rv != 0)
return (ENXIO);
return (0);
}
static int
octebus_detach(device_t dev)
{
cvm_oct_cleanup_module(dev);
return (0);
}
static int
octebus_shutdown(device_t dev)
{
return (octebus_detach(dev));
}