xref: /freebsd/sys/dev/smc/if_smc_acpi.c (revision 22b33ca4b22e960dab4724b61ca137b078cf3069)
1*22b33ca4SAndrew Turner /*-
2*22b33ca4SAndrew Turner  * Copyright (c) 2008 Benno Rice
3*22b33ca4SAndrew Turner  * All rights reserved.
4*22b33ca4SAndrew Turner  * Copyright (c) 2020 Andrew Turner
5*22b33ca4SAndrew Turner  *
6*22b33ca4SAndrew Turner  * Redistribution and use in source and binary forms, with or without
7*22b33ca4SAndrew Turner  * modification, are permitted provided that the following conditions
8*22b33ca4SAndrew Turner  * are met:
9*22b33ca4SAndrew Turner  * 1. Redistributions of source code must retain the above copyright
10*22b33ca4SAndrew Turner  *    notice, this list of conditions and the following disclaimer.
11*22b33ca4SAndrew Turner  * 2. Redistributions in binary form must reproduce the above copyright
12*22b33ca4SAndrew Turner  *    notice, this list of conditions and the following disclaimer in the
13*22b33ca4SAndrew Turner  *    documentation and/or other materials provided with the distribution.
14*22b33ca4SAndrew Turner  *
15*22b33ca4SAndrew Turner  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16*22b33ca4SAndrew Turner  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17*22b33ca4SAndrew Turner  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18*22b33ca4SAndrew Turner  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19*22b33ca4SAndrew Turner  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20*22b33ca4SAndrew Turner  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21*22b33ca4SAndrew Turner  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22*22b33ca4SAndrew Turner  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23*22b33ca4SAndrew Turner  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24*22b33ca4SAndrew Turner  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25*22b33ca4SAndrew Turner  *
26*22b33ca4SAndrew Turner  */
27*22b33ca4SAndrew Turner 
28*22b33ca4SAndrew Turner #include <sys/cdefs.h>
29*22b33ca4SAndrew Turner __FBSDID("$FreeBSD$");
30*22b33ca4SAndrew Turner 
31*22b33ca4SAndrew Turner #include <sys/param.h>
32*22b33ca4SAndrew Turner #include <sys/bus.h>
33*22b33ca4SAndrew Turner #include <sys/kernel.h>
34*22b33ca4SAndrew Turner #include <sys/module.h>
35*22b33ca4SAndrew Turner #include <sys/socket.h>
36*22b33ca4SAndrew Turner #include <sys/systm.h>
37*22b33ca4SAndrew Turner #include <sys/taskqueue.h>
38*22b33ca4SAndrew Turner 
39*22b33ca4SAndrew Turner #include <net/if.h>
40*22b33ca4SAndrew Turner 
41*22b33ca4SAndrew Turner #include <dev/smc/if_smcvar.h>
42*22b33ca4SAndrew Turner 
43*22b33ca4SAndrew Turner #include <contrib/dev/acpica/include/acpi.h>
44*22b33ca4SAndrew Turner #include <dev/acpica/acpivar.h>
45*22b33ca4SAndrew Turner 
46*22b33ca4SAndrew Turner static int		smc_acpi_probe(device_t);
47*22b33ca4SAndrew Turner 
48*22b33ca4SAndrew Turner static int
49*22b33ca4SAndrew Turner smc_acpi_probe(device_t dev)
50*22b33ca4SAndrew Turner {
51*22b33ca4SAndrew Turner 	struct	smc_softc *sc;
52*22b33ca4SAndrew Turner 	ACPI_HANDLE h;
53*22b33ca4SAndrew Turner 
54*22b33ca4SAndrew Turner 	if ((h = acpi_get_handle(dev)) == NULL)
55*22b33ca4SAndrew Turner 		return (ENXIO);
56*22b33ca4SAndrew Turner 
57*22b33ca4SAndrew Turner 	if (!acpi_MatchHid(h, "LNRO0003"))
58*22b33ca4SAndrew Turner 		return (ENXIO);
59*22b33ca4SAndrew Turner 
60*22b33ca4SAndrew Turner 	sc = device_get_softc(dev);
61*22b33ca4SAndrew Turner 	sc->smc_usemem = 1;
62*22b33ca4SAndrew Turner 
63*22b33ca4SAndrew Turner 	return (smc_probe(dev));
64*22b33ca4SAndrew Turner }
65*22b33ca4SAndrew Turner 
66*22b33ca4SAndrew Turner static device_method_t smc_acpi_methods[] = {
67*22b33ca4SAndrew Turner 	/* Device interface */
68*22b33ca4SAndrew Turner 	DEVMETHOD(device_probe,		smc_acpi_probe),
69*22b33ca4SAndrew Turner 	{ 0, 0 }
70*22b33ca4SAndrew Turner };
71*22b33ca4SAndrew Turner 
72*22b33ca4SAndrew Turner DEFINE_CLASS_1(smc, smc_acpi_driver, smc_acpi_methods,
73*22b33ca4SAndrew Turner     sizeof(struct smc_softc), smc_driver);
74*22b33ca4SAndrew Turner 
75*22b33ca4SAndrew Turner extern devclass_t smc_devclass;
76*22b33ca4SAndrew Turner 
77*22b33ca4SAndrew Turner DRIVER_MODULE(smc, acpi, smc_acpi_driver, smc_devclass, 0, 0);
78*22b33ca4SAndrew Turner MODULE_DEPEND(smc, acpi, 1, 1, 1);
79*22b33ca4SAndrew Turner MODULE_DEPEND(smc, ether, 1, 1, 1);
80*22b33ca4SAndrew Turner MODULE_DEPEND(smc, miibus, 1, 1, 1);
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