2 * Copyright (c) 2009 The DragonFly Project. All rights reserved.
4 * This code is derived from software contributed to The DragonFly Project
5 * by Matthew Dillon <dillon@backplane.com>
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in
15 * the documentation and/or other materials provided with the
17 * 3. Neither the name of The DragonFly Project nor the names of its
18 * contributors may be used to endorse or promote products derived
19 * from this software without specific, prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
24 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
25 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
26 * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
27 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
28 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
29 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
31 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 * Primary device and CAM interface to OpenBSD AHCI driver, for DragonFly
44 static int ahci_probe (device_t dev);
45 static int ahci_attach (device_t dev);
46 static int ahci_detach (device_t dev);
48 static int ahci_shutdown (device_t dev);
49 static int ahci_suspend (device_t dev);
50 static int ahci_resume (device_t dev);
53 static device_method_t ahci_methods[] = {
54 DEVMETHOD(device_probe, ahci_probe),
55 DEVMETHOD(device_attach, ahci_attach),
56 DEVMETHOD(device_detach, ahci_detach),
58 DEVMETHOD(device_shutdown, ahci_shutdown),
59 DEVMETHOD(device_suspend, ahci_suspend),
60 DEVMETHOD(device_resume, ahci_resume),
63 DEVMETHOD(bus_print_child, bus_generic_print_child),
64 DEVMETHOD(bus_driver_added, bus_generic_driver_added),
68 static devclass_t ahci_devclass;
70 static driver_t ahci_driver = {
73 sizeof(struct ahci_softc)
76 MODULE_DEPEND(ahci, cam, 1, 1, 1);
77 DRIVER_MODULE(ahci, pci, ahci_driver, ahci_devclass, 0, 0);
80 * Device bus method procedures
83 ahci_probe (device_t dev)
85 const struct ahci_device *ad;
87 ad = ahci_lookup_device(dev);
89 device_set_desc(dev, ad->name);
90 return(-5); /* higher priority the NATA */
96 ahci_attach (device_t dev)
98 struct ahci_softc *sc = device_get_softc(dev);
101 sc->sc_ad = ahci_lookup_device(dev);
102 if (sc->sc_ad == NULL)
104 error = sc->sc_ad->ad_attach(dev);
109 ahci_detach (device_t dev)
111 struct ahci_softc *sc = device_get_softc(dev);
115 error = sc->sc_ad->ad_detach(dev);
124 ahci_shutdown (device_t dev)
130 ahci_suspend (device_t dev)
136 ahci_resume (device_t dev)