18625a197e
tree for two or more years now), except in a few places where there's code to be compatible with older versions of FreeBSD.
119 lines
3.6 KiB
C
119 lines
3.6 KiB
C
/*-
|
|
* Copyright (c) 2000 Michael Smith
|
|
* Copyright (c) 2000 BSDi
|
|
* 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.
|
|
*
|
|
* $FreeBSD$
|
|
*/
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/bus.h>
|
|
#include <sys/malloc.h>
|
|
#include <sys/kernel.h>
|
|
|
|
#include <dev/ofw/openfirm.h>
|
|
#include <dev/ofw/ofw_pci.h>
|
|
|
|
#include <powerpc/ofw/ofw_pci.h>
|
|
|
|
#include <dev/pci/pcivar.h>
|
|
#include <dev/pci/pcireg.h>
|
|
#include <dev/pci/pcib_private.h>
|
|
|
|
#include "pcib_if.h"
|
|
|
|
static int ofw_pcib_pci_probe(device_t bus);
|
|
static int ofw_pcib_pci_attach(device_t bus);
|
|
|
|
static device_method_t ofw_pcib_pci_methods[] = {
|
|
/* Device interface */
|
|
DEVMETHOD(device_probe, ofw_pcib_pci_probe),
|
|
DEVMETHOD(device_attach, ofw_pcib_pci_attach),
|
|
DEVMETHOD(device_shutdown, bus_generic_shutdown),
|
|
DEVMETHOD(device_suspend, bus_generic_suspend),
|
|
DEVMETHOD(device_resume, bus_generic_resume),
|
|
|
|
/* Bus interface */
|
|
DEVMETHOD(bus_print_child, bus_generic_print_child),
|
|
DEVMETHOD(bus_read_ivar, pcib_read_ivar),
|
|
DEVMETHOD(bus_write_ivar, pcib_write_ivar),
|
|
DEVMETHOD(bus_alloc_resource, pcib_alloc_resource),
|
|
DEVMETHOD(bus_release_resource, bus_generic_release_resource),
|
|
DEVMETHOD(bus_activate_resource, bus_generic_activate_resource),
|
|
DEVMETHOD(bus_deactivate_resource, bus_generic_deactivate_resource),
|
|
DEVMETHOD(bus_setup_intr, bus_generic_setup_intr),
|
|
DEVMETHOD(bus_teardown_intr, bus_generic_teardown_intr),
|
|
|
|
/* pcib interface */
|
|
DEVMETHOD(pcib_maxslots, pcib_maxslots),
|
|
DEVMETHOD(pcib_read_config, pcib_read_config),
|
|
DEVMETHOD(pcib_write_config, pcib_write_config),
|
|
DEVMETHOD(pcib_route_interrupt, pcib_route_interrupt),
|
|
|
|
{0, 0}
|
|
};
|
|
|
|
static driver_t ofw_pcib_pci_driver = {
|
|
"pcib",
|
|
ofw_pcib_pci_methods,
|
|
sizeof(struct pcib_softc),
|
|
};
|
|
|
|
DRIVER_MODULE(ofw_pcib, pci, ofw_pcib_pci_driver, pcib_devclass, 0, 0);
|
|
|
|
static int
|
|
ofw_pcib_pci_probe(device_t dev)
|
|
{
|
|
|
|
if ((pci_get_class(dev) != PCIC_BRIDGE) ||
|
|
(pci_get_subclass(dev) != PCIS_BRIDGE_PCI)) {
|
|
return (ENXIO);
|
|
}
|
|
if (ofw_pci_find_node(dev) == 0) {
|
|
return (ENXIO);
|
|
}
|
|
|
|
device_set_desc(dev, "OpenFirmware PCI-PCI bridge");
|
|
return (-1000);
|
|
}
|
|
|
|
static int
|
|
ofw_pcib_pci_attach(device_t dev)
|
|
{
|
|
phandle_t node;
|
|
uint32_t busrange[2];
|
|
|
|
node = ofw_pci_find_node(dev);
|
|
if (OF_getprop(node, "bus-range", busrange, sizeof(busrange)) != 8)
|
|
return (ENXIO);
|
|
|
|
pcib_attach_common(dev);
|
|
|
|
ofw_pci_fixup(dev, busrange[0], node);
|
|
|
|
device_add_child(dev, "pci", -1);
|
|
|
|
return (bus_generic_attach(dev));
|
|
}
|