fb05500b24
* provided OFW interface for pci_host_generic (for handling devices which are present in DTS under the PCI node) * removed support for internal PCI from arm64/cavium * cleaned up and made most of the code common Obtained from: Semihalf Sponsored by: Cavium Approved by: cognet (mentor) Reviewed by: zbb Differential revision: https://reviews.freebsd.org/D5261
91 lines
2.8 KiB
C
91 lines
2.8 KiB
C
/*
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* Copyright (C) 2016 Cavium Inc.
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* All rights reserved.
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*
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* Developed by Semihalf.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include "opt_platform.h"
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/malloc.h>
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#include <sys/types.h>
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#include <sys/sysctl.h>
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#include <sys/kernel.h>
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#include <sys/rman.h>
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#include <sys/module.h>
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#include <sys/bus.h>
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#include <sys/endian.h>
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#include <sys/cpuset.h>
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#include <dev/ofw/openfirm.h>
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#include <dev/ofw/ofw_bus.h>
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#include <dev/ofw/ofw_bus_subr.h>
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#include <dev/pci/pcivar.h>
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#include <dev/pci/pcireg.h>
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#include <dev/pci/pcib_private.h>
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#include <dev/pci/pci_host_generic.h>
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#include "thunder_pcie_common.h"
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#include "thunder_pcie_pem.h"
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static int thunder_pem_fdt_probe(device_t);
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static device_method_t thunder_pem_fdt_methods[] = {
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/* Device interface */
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DEVMETHOD(device_probe, thunder_pem_fdt_probe),
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/* End */
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DEVMETHOD_END
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};
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DEFINE_CLASS_1(pcib, thunder_pem_fdt_driver, thunder_pem_fdt_methods,
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sizeof(struct thunder_pem_softc), thunder_pem_driver);
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static devclass_t thunder_pem_fdt_devclass;
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DRIVER_MODULE(thunder_pem, simplebus, thunder_pem_fdt_driver,
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thunder_pem_fdt_devclass, 0, 0);
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DRIVER_MODULE(thunder_pem, ofwbus, thunder_pem_fdt_driver,
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thunder_pem_fdt_devclass, 0, 0);
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static int
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thunder_pem_fdt_probe(device_t dev)
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{
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if (!ofw_bus_status_okay(dev))
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return (ENXIO);
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if (ofw_bus_is_compatible(dev, "cavium,pci-host-thunder-pem")) {
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device_set_desc(dev, THUNDER_PEM_DESC);
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return (BUS_PROBE_DEFAULT);
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}
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return (ENXIO);
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}
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