| 1 | /*
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| 2 | * Copyright (c) 2012 Adam Hraska
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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 |
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| 29 | /** @addtogroup generic
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| 30 | * @{
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| 31 | */
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| 32 | /** @file
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| 33 | */
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| 34 |
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| 35 | #ifndef KERN_SMP_CALL_H_
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| 36 | #define KERN_SMP_CALL_H_
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| 37 |
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| 38 | #include <adt/list.h>
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| 39 | #include <synch/spinlock.h>
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| 40 | #include <atomic.h>
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| 41 |
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| 42 | typedef void (*smp_call_func_t)(void *);
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| 43 |
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| 44 | typedef struct smp_call {
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| 45 | smp_call_func_t func;
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| 46 | void *arg;
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| 47 | link_t calls_link;
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| 48 | atomic_t pending;
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| 49 | } smp_call_t;
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| 50 |
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| 51 |
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| 52 |
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| 53 | extern void smp_call(unsigned int, smp_call_func_t, void *);
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| 54 | extern void smp_call_async(unsigned int, smp_call_func_t, void *, smp_call_t *);
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| 55 | extern void smp_call_wait(smp_call_t *);
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| 56 |
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| 57 | extern void smp_call_init(void);
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| 58 |
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| 59 | #ifdef CONFIG_SMP
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| 60 | extern void smp_call_ipi_recv(void);
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| 61 | extern void arch_smp_call_ipi(unsigned int);
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| 62 | #endif
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| 63 |
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| 64 |
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| 65 |
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| 66 |
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| 67 | #endif /* KERN_SMP_CALL_H_ */
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| 68 |
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| 69 | /** @}
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| 70 | */
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| 71 |
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