2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 2000 Peter Wemm <peter@FreeBSD.org>
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 #ifndef _X86_LEGACYVAR_H_
32 #define _X86_LEGACYVAR_H_
34 enum legacy_device_ivars {
35 LEGACY_IVAR_PCIDOMAIN,
41 #define LEGACY_ACCESSOR(var, ivar, type) \
42 __BUS_ACCESSOR(legacy, var, LEGACY, ivar, type)
44 LEGACY_ACCESSOR(pcidomain, PCIDOMAIN, uint32_t)
45 LEGACY_ACCESSOR(pcibus, PCIBUS, uint32_t)
46 LEGACY_ACCESSOR(pcislot, PCISLOT, int)
47 LEGACY_ACCESSOR(pcifunc, PCIFUNC, int)
49 #undef LEGACY_ACCESSOR
51 int legacy_pcib_maxslots(device_t dev);
52 uint32_t legacy_pcib_read_config(device_t dev, u_int bus, u_int slot,
53 u_int func, u_int reg, int bytes);
54 int legacy_pcib_read_ivar(device_t dev, device_t child, int which,
56 void legacy_pcib_write_config(device_t dev, u_int bus, u_int slot,
57 u_int func, u_int reg, uint32_t data, int bytes);
58 int legacy_pcib_write_ivar(device_t dev, device_t child, int which,
60 struct resource *legacy_pcib_alloc_resource(device_t dev, device_t child,
61 int type, int *rid, rman_res_t start, rman_res_t end, rman_res_t count,
63 int legacy_pcib_adjust_resource(device_t dev, device_t child, int type,
64 struct resource *r, rman_res_t start, rman_res_t end);
65 int legacy_pcib_release_resource(device_t dev, device_t child, int type,
66 int rid, struct resource *r);
67 int legacy_pcib_alloc_msi(device_t pcib, device_t dev, int count,
68 int maxcount, int *irqs);
69 int legacy_pcib_alloc_msix(device_t pcib, device_t dev, int *irq);
70 int legacy_pcib_map_msi(device_t pcib, device_t dev, int irq,
71 uint64_t *addr, uint32_t *data);
73 #endif /* !_X86_LEGACYVAR_H_ */