| [287920f] | 1 | /*
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| [df4ed85] | 2 | * Copyright (c) 2006 Jakub Jermar
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| [287920f] | 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 |
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| [b6f2ebc] | 29 | /** @addtogroup genarch
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| [287920f] | 30 | * @{
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| 31 | */
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| 32 | /**
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| 33 | * @file
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| 34 | */
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| 35 |
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| [411b6a6] | 36 | #ifndef KERN_KBD_H_
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| 37 | #define KERN_KBD_H_
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| [287920f] | 38 |
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| [411b6a6] | 39 | #include <console/chardev.h>
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| [c2417bc] | 40 | #include <proc/thread.h>
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| 41 | #include <synch/spinlock.h>
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| [287920f] | 42 |
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| [c2417bc] | 43 | typedef struct {
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| 44 | thread_t *thread;
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| 45 |
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| 46 | indev_t *sink;
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| 47 | indev_t raw;
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| 48 |
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| 49 | SPINLOCK_DECLARE(keylock); /**< keylock protects keyflags and lockflags. */
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| 50 | volatile unsigned int keyflags; /**< Tracking of multiple keypresses. */
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| 51 | volatile unsigned int lockflags; /**< Tracking of multiple keys lockings. */
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| 52 | } kbrd_instance_t;
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| 53 |
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| 54 | extern kbrd_instance_t *kbrd_init(void);
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| 55 | extern indev_t *kbrd_wire(kbrd_instance_t *, indev_t *);
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| [287920f] | 56 |
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| 57 | #endif
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| 58 |
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| 59 | /** @}
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| 60 | */
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