2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 2015-2016 Landon Fuller <landonf@FreeBSD.org>
5 * Copyright (c) 2017 The FreeBSD Foundation
8 * Portions of this software were developed by Landon Fuller
9 * under sponsorship from the FreeBSD Foundation.
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer,
16 * without modification.
17 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
18 * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
19 * redistribution must be conditioned upon including a substantially
20 * similar Disclaimer requirement for further binary redistribution.
23 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
24 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
25 * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
26 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
27 * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
28 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
29 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
30 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
31 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
32 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
33 * THE POSSIBILITY OF SUCH DAMAGES.
38 #ifndef _BHND_BHNDVAR_H_
39 #define _BHND_BHNDVAR_H_
41 #include <sys/param.h>
43 #include <sys/malloc.h>
48 * Definitions shared by bhnd(4) bus and bhndb(4) bridge driver implementations.
51 MALLOC_DECLARE(M_BHND);
52 DECLARE_CLASS(bhnd_driver);
54 struct bhnd_core_clkctl;
56 struct bhnd_core_clkctl *bhnd_alloc_core_clkctl(device_t dev,
57 device_t pmu_dev, struct bhnd_resource *r,
58 bus_size_t offset, u_int max_latency);
59 void bhnd_free_core_clkctl(
60 struct bhnd_core_clkctl *clkctl);
61 int bhnd_core_clkctl_wait(
62 struct bhnd_core_clkctl *clkctl,
63 uint32_t value, uint32_t mask);
65 int bhnd_generic_attach(device_t dev);
66 int bhnd_generic_detach(device_t dev);
67 int bhnd_generic_shutdown(device_t dev);
68 int bhnd_generic_resume(device_t dev);
69 int bhnd_generic_suspend(device_t dev);
71 int bhnd_generic_get_probe_order(device_t dev,
74 int bhnd_generic_alloc_pmu(device_t dev,
76 int bhnd_generic_release_pmu(device_t dev,
78 int bhnd_generic_get_clock_latency(device_t dev,
79 device_t child, bhnd_clock clock,
81 int bhnd_generic_get_clock_freq(device_t dev,
82 device_t child, bhnd_clock clock,
84 int bhnd_generic_request_clock(device_t dev,
85 device_t child, bhnd_clock clock);
86 int bhnd_generic_enable_clocks(device_t dev,
87 device_t child, uint32_t clocks);
88 int bhnd_generic_request_ext_rsrc(device_t dev,
89 device_t child, u_int rsrc);
90 int bhnd_generic_release_ext_rsrc(device_t dev,
91 device_t child, u_int rsrc);
93 int bhnd_generic_print_child(device_t dev,
95 void bhnd_generic_probe_nomatch(device_t dev,
98 void bhnd_generic_child_deleted(device_t dev,
100 int bhnd_generic_suspend_child(device_t dev,
102 int bhnd_generic_resume_child(device_t dev,
105 int bhnd_generic_setup_intr(device_t dev,
106 device_t child, struct resource *irq,
107 int flags, driver_filter_t *filter,
108 driver_intr_t *intr, void *arg,
111 int bhnd_generic_get_nvram_var(device_t dev,
112 device_t child, const char *name,
113 void *buf, size_t *size,
114 bhnd_nvram_type type);
117 * bhnd driver instance state. Must be first member of all subclass
121 device_t dev; /**< bus device */
124 #endif /* _BHND_BHNDVAR_H_ */