22b33ca4b2
This is needed by some of the Arm simulators as they implement a smc based network interface, but use ACPI rather than FDT. Sponsored by: Innovate UK
81 lines
2.4 KiB
C
81 lines
2.4 KiB
C
/*-
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* Copyright (c) 2008 Benno Rice
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* All rights reserved.
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* Copyright (c) 2020 Andrew Turner
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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 ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/bus.h>
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#include <sys/kernel.h>
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#include <sys/module.h>
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#include <sys/socket.h>
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#include <sys/systm.h>
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#include <sys/taskqueue.h>
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#include <net/if.h>
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#include <dev/smc/if_smcvar.h>
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#include <contrib/dev/acpica/include/acpi.h>
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#include <dev/acpica/acpivar.h>
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static int smc_acpi_probe(device_t);
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static int
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smc_acpi_probe(device_t dev)
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{
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struct smc_softc *sc;
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ACPI_HANDLE h;
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if ((h = acpi_get_handle(dev)) == NULL)
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return (ENXIO);
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if (!acpi_MatchHid(h, "LNRO0003"))
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return (ENXIO);
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sc = device_get_softc(dev);
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sc->smc_usemem = 1;
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return (smc_probe(dev));
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}
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static device_method_t smc_acpi_methods[] = {
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/* Device interface */
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DEVMETHOD(device_probe, smc_acpi_probe),
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{ 0, 0 }
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};
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DEFINE_CLASS_1(smc, smc_acpi_driver, smc_acpi_methods,
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sizeof(struct smc_softc), smc_driver);
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extern devclass_t smc_devclass;
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DRIVER_MODULE(smc, acpi, smc_acpi_driver, smc_devclass, 0, 0);
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MODULE_DEPEND(smc, acpi, 1, 1, 1);
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MODULE_DEPEND(smc, ether, 1, 1, 1);
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MODULE_DEPEND(smc, miibus, 1, 1, 1);
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