| [a5976973] | 1 | /*
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| 2 | * Copyright (c) 2017 Ondrej Hlavaty <aearsis@eideo.cz>
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 | /** @addtogroup libusbhost
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| 29 | * @{
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| 30 | */
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| 31 | /** @file
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| 32 | *
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| 33 | * An implementation of bus keeper for xHCI. The (physical) HC itself takes
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| 34 | * care about addressing devices, so this implementation is actually simpler
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| 35 | * than those of [OUE]HCI.
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| 36 | */
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| 37 | #ifndef XHCI_BUS_H
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| 38 | #define XHCI_BUS_H
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| 39 |
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| [a8435eb5] | 40 | #include <adt/hash_table.h>
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| [a5976973] | 41 | #include <usb/usb.h>
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| 42 | #include <usb/host/bus.h>
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| 43 |
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| [20eaa82] | 44 | typedef struct xhci_hc xhci_hc_t;
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| [2b61945] | 45 | typedef struct xhci_device xhci_device_t;
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| [20eaa82] | 46 |
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| [a5976973] | 47 | /** Endpoint management structure */
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| 48 | typedef struct xhci_bus {
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| 49 | bus_t base; /**< Inheritance. Keep this first. */
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| 50 |
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| [2b61945] | 51 | xhci_device_t **devices_by_slot; /**< Devices by Slot ID */
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| [a8435eb5] | 52 |
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| [2b61945] | 53 | /** TODO: Do we really need this? */
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| 54 | hash_table_t devices; /**< Devices by address */
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| [a5976973] | 55 | } xhci_bus_t;
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| 56 |
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| [2b61945] | 57 | int xhci_bus_init(xhci_bus_t *, xhci_hc_t *);
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| [a8435eb5] | 58 | void xhci_bus_fini(xhci_bus_t *);
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| [a5976973] | 59 |
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| [20eaa82] | 60 | int xhci_bus_enumerate_device(xhci_bus_t *, xhci_hc_t *, device_t *);
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| [8ea7459] | 61 | int xhci_bus_remove_device(xhci_bus_t *, xhci_hc_t *, device_t *);
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| [20eaa82] | 62 |
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| [a5976973] | 63 | #endif
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| 64 | /**
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| 65 | * @}
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| 66 | */
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