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| Rev | Author | Line No. | Line |
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| 1 | jermar | 1 | /* |
| 2071 | jermar | 2 | * Copyright (c) 2001-2004 Jakub Jermar |
| 1 | jermar | 3 | * All rights reserved. |
| 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 | |||
| 1731 | jermar | 29 | /** @addtogroup time |
| 1702 | cejka | 30 | * @{ |
| 31 | */ |
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| 32 | /** @file |
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| 33 | */ |
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| 34 | |||
| 1881 | jermar | 35 | #ifndef KERN_TIMEOUT_H_ |
| 36 | #define KERN_TIMEOUT_H_ |
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| 1 | jermar | 37 | |
| 38 | #include <arch/types.h> |
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| 2103 | decky | 39 | #include <adt/list.h> |
| 40 | #include <cpu.h> |
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| 1 | jermar | 41 | |
| 2103 | decky | 42 | typedef void (* timeout_handler_t)(void *arg); |
| 43 | |||
| 44 | typedef struct { |
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| 45 | SPINLOCK_DECLARE(lock); |
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| 46 | |||
| 47 | link_t link; /**< Link to the list of active timeouts on THE->cpu */ |
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| 48 | |||
| 49 | uint64_t ticks; /**< Timeout will be activated in this amount of clock() ticks. */ |
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| 50 | |||
| 51 | timeout_handler_t handler; /**< Function that will be called on timeout activation. */ |
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| 52 | void *arg; /**< Argument to be passed to handler() function. */ |
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| 53 | |||
| 54 | cpu_t *cpu; /**< On which processor is this timeout registered. */ |
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| 55 | } timeout_t; |
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| 56 | |||
| 2089 | decky | 57 | #define us2ticks(us) ((uint64_t) (((uint32_t) (us) / (1000000 / HZ)))) |
| 1 | jermar | 58 | |
| 59 | extern void timeout_init(void); |
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| 60 | extern void timeout_initialize(timeout_t *t); |
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| 61 | extern void timeout_reinitialize(timeout_t *t); |
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| 1780 | jermar | 62 | extern void timeout_register(timeout_t *t, uint64_t usec, timeout_handler_t f, void *arg); |
| 411 | jermar | 63 | extern bool timeout_unregister(timeout_t *t); |
| 1 | jermar | 64 | |
| 65 | #endif |
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| 1702 | cejka | 66 | |
| 1731 | jermar | 67 | /** @} |
| 1702 | cejka | 68 | */ |