| [7dd56f1] | 1 | /*
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| [df4ed85] | 2 | * Copyright (c) 2005 Jakub Jermar
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| [7dd56f1] | 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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| [2f40fe4] | 29 | /** @addtogroup mips32
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| [b45c443] | 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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| [06e1e95] | 35 | #ifndef KERN_mips32_BARRIER_H_
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| 36 | #define KERN_mips32_BARRIER_H_
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| [7dd56f1] | 37 |
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| [511b45f] | 38 | /*
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| 39 | * TODO: implement true MIPS memory barriers for macros below.
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| 40 | */
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| [e7b7be3f] | 41 | #define CS_ENTER_BARRIER() asm volatile ("" ::: "memory")
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| 42 | #define CS_LEAVE_BARRIER() asm volatile ("" ::: "memory")
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| [7dd56f1] | 43 |
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| [e7b7be3f] | 44 | #define memory_barrier() asm volatile ("" ::: "memory")
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| 45 | #define read_barrier() asm volatile ("" ::: "memory")
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| 46 | #define write_barrier() asm volatile ("" ::: "memory")
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| [b52da8d7] | 47 |
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| [e25eca80] | 48 | #define smc_coherence(a)
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| [d5087aa] | 49 | #define smc_coherence_block(a, l)
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| [e25eca80] | 50 |
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| [7dd56f1] | 51 | #endif
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| [b45c443] | 52 |
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| [2f40fe4] | 53 | /** @}
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| [b45c443] | 54 | */
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