1 /*-
2 * Copyright (c) 2012 Ganbold Tsagaankhuu <ganbold@freebsd.org>
3 * Copyright (c) 2016 The FreeBSD Foundation
4 * All rights reserved.
5 *
6 * This software was developed by Andrew Turner under
7 * sponsorship from the FreeBSD Foundation.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
29 */
30
31 #include <sys/cdefs.h>
32 #include "opt_bus.h"
33
34 #include <sys/param.h>
35 #include <sys/systm.h>
36 #include <sys/bus.h>
37 #include <sys/condvar.h>
38 #include <sys/kernel.h>
39 #include <sys/module.h>
40
41 #include <dev/usb/usb.h>
42 #include <dev/usb/usbdi.h>
43
44 #include <dev/usb/usb_core.h>
45 #include <dev/usb/usb_busdma.h>
46 #include <dev/usb/usb_process.h>
47
48 #include <dev/usb/usb_controller.h>
49 #include <dev/usb/usb_bus.h>
50 #include <dev/usb/controller/ehci.h>
51
52 #include <contrib/dev/acpica/include/acpi.h>
53 #include <contrib/dev/acpica/include/accommon.h>
54 #include <dev/acpica/acpivar.h>
55
56 #include "generic_ehci.h"
57
58 static int
generic_ehci_acpi_probe(device_t self)59 generic_ehci_acpi_probe(device_t self)
60 {
61 ACPI_HANDLE h;
62
63 if ((h = acpi_get_handle(self)) == NULL ||
64 !acpi_MatchHid(h, "PNP0D20"))
65 return (ENXIO);
66
67 device_set_desc(self, "Generic EHCI Controller");
68 return (BUS_PROBE_DEFAULT);
69 }
70
71 static device_method_t ehci_acpi_methods[] = {
72 /* Device interface */
73 DEVMETHOD(device_probe, generic_ehci_acpi_probe),
74
75 DEVMETHOD_END
76 };
77
78 DEFINE_CLASS_1(ehci, ehci_acpi_driver, ehci_acpi_methods,
79 sizeof(ehci_softc_t), generic_ehci_driver);
80
81 DRIVER_MODULE(ehci, acpi, ehci_acpi_driver, 0, 0);
82 MODULE_DEPEND(ehci, usb, 1, 1, 1);
83