2 * Copyright (c) 2015 Landon Fuller <landon@landonf.org>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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9 * notice, this list of conditions and the following disclaimer,
10 * without modification.
11 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
12 * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
13 * redistribution must be conditioned upon including a substantially
14 * similar Disclaimer requirement for further binary redistribution.
17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19 * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
20 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
21 * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
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23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
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32 #ifndef _BHND_CORES_PCIE2_BHND_PCIE2_VAR_H_
33 #define _BHND_CORES_PCIE2_BHND_PCIE2_VAR_H_
35 #include <sys/param.h>
39 * Shared PCIe-G2 Bridge/Host Bridge definitions.
42 DECLARE_CLASS(bhnd_pcie2_driver);
43 struct bhnd_pcie2_softc;
45 int bhnd_pcie2_generic_probe(device_t dev);
46 int bhnd_pcie2_generic_attach(device_t dev);
47 int bhnd_pcie2_generic_detach(device_t dev);
48 int bhnd_pcie2_generic_suspend(device_t dev);
49 int bhnd_pcie2_generic_resume(device_t dev);
52 uint32_t bhnd_pcie2_read_proto_reg(struct bhnd_pcie2_softc *sc,
54 void bhnd_pcie2_write_proto_reg(struct bhnd_pcie2_softc *sc,
55 uint32_t addr, uint32_t val);
56 int bhnd_pcie2_mdio_read(struct bhnd_pcie2_softc *sc, int phy,
58 int bhnd_pcie2_mdio_write(struct bhnd_pcie2_softc *sc, int phy,
60 int bhnd_pcie2_mdio_read_ext(struct bhnd_pcie2_softc *sc, int phy,
61 int devaddr, int reg);
62 int bhnd_pcie2_mdio_write_ext(struct bhnd_pcie2_softc *sc,
63 int phy, int devaddr, int reg, int val);
66 * bhnd_pcie2 child device info
68 struct bhnd_pcie2_devinfo {
69 struct resource_list resources;
73 * Generic PCIe-G2 bridge/end-point driver state.
75 * Must be first member of all subclass softc structures.
77 struct bhnd_pcie2_softc {
78 device_t dev; /**< pci device */
79 uint32_t quirks; /**< quirk flags */
81 struct mtx mtx; /**< state mutex used to protect
82 interdependent register
85 struct bhnd_resource *mem_res; /**< device register block. */
86 int mem_rid; /**< register block RID */
90 #define BHND_PCIE2_LOCK_INIT(sc) \
91 mtx_init(&(sc)->mtx, device_get_nameunit((sc)->dev), \
92 "BHND PCIe-G2 driver lock", MTX_DEF)
93 #define BHND_PCIE2_LOCK(sc) mtx_lock(&(sc)->mtx)
94 #define BHND_PCIE2_UNLOCK(sc) mtx_unlock(&(sc)->mtx)
95 #define BHND_PCIE2_LOCK_ASSERT(sc, what) mtx_assert(&(sc)->mtx, what)
96 #define BHND_PCIE2_LOCK_DESTROY(sc) mtx_destroy(&(sc)->mtx)
98 #endif /* _BHND_CORES_PCIE2_BHND_PCIE2_VAR_H_ */