1 /*-
2 * Copyright (c) 2015 The FreeBSD Foundation
3 * All rights reserved.
4 *
5 * This software was developed by Semihalf under
6 * the sponsorship of the FreeBSD Foundation.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
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 the
15 * documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29
30 #include <sys/cdefs.h>
31 __FBSDID("$FreeBSD: releng/11.2/sys/arm64/acpica/pci_cfgreg.c 285423 2015-07-12 18:32:16Z zbb $");
32
33 #include <sys/param.h>
34 #include <sys/systm.h>
35 #include <sys/kernel.h>
36
37 #include <machine/pci_cfgreg.h>
38
39 /*
40 * This file contains stubs for ACPI PCI functions
41 */
42
43 /*
44 * Read configuration space register
45 */
46 uint32_t
47 pci_cfgregread(int bus, int slot, int func, int reg, int bytes)
48 {
49
50 /* ARM64TODO */
51 panic("pci_cfgregread not implemented");
52 return (0);
53 }
54
55 /*
56 * Write configuration space register
57 */
58 void
59 pci_cfgregwrite(int bus, int slot, int func, int reg, u_int32_t data, int bytes)
60 {
61
62 /* ARM64TODO */
63 panic("pci_cfgregwrite not implemented");
64 }
65
66 /*
67 * Initialize access to configuration space
68 */
69 int
70 pci_cfgregopen(void)
71 {
72
73 /* ARM64TODO */
74 panic("pci_cfgregopen not implemented");
75 return (0);
76 }
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