xref: /freebsd/sys/dev/bhnd/cores/pcie2/bhnd_pcie2b.c (revision 4d846d26)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 2015 Landon Fuller <landon@landonf.org>
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer,
12  *    without modification.
13  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
14  *    similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
15  *    redistribution must be conditioned upon including a substantially
16  *    similar Disclaimer requirement for further binary redistribution.
17  *
18  * NO WARRANTY
19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
21  * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
22  * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
23  * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
24  * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
27  * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
29  * THE POSSIBILITY OF SUCH DAMAGES.
30  */
31 
32 #include <sys/cdefs.h>
33 __FBSDID("$FreeBSD$");
34 
35 /*
36  * Broadcom PCI/PCIe-Gen1 Host-PCI bridge.
37  *
38  * This driver handles all interactions with PCI bridge cores operating in
39  * root complex mode.
40  */
41 
42 #include <sys/param.h>
43 #include <sys/kernel.h>
44 #include <sys/bus.h>
45 #include <sys/module.h>
46 
47 #include <machine/bus.h>
48 #include <sys/rman.h>
49 #include <machine/resource.h>
50 
51 #include <dev/bhnd/bhnd.h>
52 
53 #include "bhnd_pcie2_reg.h"
54 #include "bhnd_pcie2b_var.h"
55 
56 static int
57 bhnd_pcie2b_attach(device_t dev)
58 {
59 	// TODO
60 	return (bhnd_pcie2_generic_attach(dev));
61 }
62 
63 static int
64 bhnd_pcie2b_detach(device_t dev)
65 {
66 	// TODO
67 	return (bhnd_pcie2_generic_detach(dev));
68 }
69 
70 static int
71 bhnd_pcie2b_suspend(device_t dev)
72 {
73 	return (bhnd_pcie2_generic_suspend(dev));
74 }
75 
76 static int
77 bhnd_pcie2b_resume(device_t dev)
78 {
79 	return (bhnd_pcie2_generic_resume(dev));
80 }
81 
82 static device_method_t bhnd_pcie2b_methods[] = {
83 	/* Device interface */
84 	DEVMETHOD(device_attach,	bhnd_pcie2b_attach),
85 	DEVMETHOD(device_detach,	bhnd_pcie2b_detach),
86 	DEVMETHOD(device_suspend,	bhnd_pcie2b_suspend),
87 	DEVMETHOD(device_resume,	bhnd_pcie2b_resume),
88 	DEVMETHOD_END
89 };
90 
91 DEFINE_CLASS_1(pcib, bhnd_pcie2b_driver, bhnd_pcie2b_methods,
92     sizeof(struct bhnd_pcie2b_softc), bhnd_pcie2_driver);
93 
94 DRIVER_MODULE(bhnd_pcie2b, bhnd, bhnd_pcie2b_driver, 0, 0);
95 
96 MODULE_VERSION(bhnd_pcie2b, 1);
97 MODULE_DEPEND(bhnd_pcie2b, bhnd, 1, 1, 1);
98 MODULE_DEPEND(bhnd_pcie2b, bhnd_pcie2, 1, 1, 1);
99 MODULE_DEPEND(bhnd_pcie2b, pci, 1, 1, 1);
100