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| Rev | Author | Line No. | Line |
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| 687 | jermar | 1 | /* |
| 2 | * Copyright (C) 2006 Jakub Jermar |
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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 | |||
| 1888 | jermar | 29 | /** @addtogroup genericmm |
| 1702 | cejka | 30 | * @{ |
| 31 | */ |
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| 32 | /** @file |
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| 33 | */ |
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| 34 | |||
| 727 | jermar | 35 | /* |
| 36 | * This is generic interface for managing |
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| 37 | * Address Space IDentifiers (ASIDs). |
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| 38 | */ |
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| 39 | |||
| 1888 | jermar | 40 | #ifndef KERN_ASID_H_ |
| 41 | #define KERN_ASID_H_ |
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| 687 | jermar | 42 | |
| 869 | vana | 43 | #ifndef __ASM__ |
| 44 | |||
| 727 | jermar | 45 | #include <arch/mm/asid.h> |
| 46 | #include <typedefs.h> |
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| 47 | |||
| 869 | vana | 48 | #endif |
| 49 | |||
| 687 | jermar | 50 | #define ASID_KERNEL 0 |
| 727 | jermar | 51 | #define ASID_INVALID 1 |
| 52 | #define ASID_START 2 |
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| 53 | #define ASID_MAX ASID_MAX_ARCH |
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| 687 | jermar | 54 | |
| 869 | vana | 55 | #ifndef __ASM__ |
| 56 | |||
| 1941 | decky | 57 | #define ASIDS_ALLOCABLE ((ASID_MAX + 1) - ASID_START) |
| 727 | jermar | 58 | |
| 59 | extern spinlock_t asidlock; |
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| 869 | vana | 60 | extern link_t as_with_asid_head; |
| 727 | jermar | 61 | |
| 880 | jermar | 62 | #ifndef asid_get |
| 63 | extern asid_t asid_get(void); |
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| 64 | #endif /* !def asid_get */ |
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| 65 | |||
| 66 | #ifndef asid_put |
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| 727 | jermar | 67 | extern void asid_put(asid_t asid); |
| 880 | jermar | 68 | #endif /* !def asid_put */ |
| 727 | jermar | 69 | |
| 70 | #ifndef asid_install |
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| 71 | extern void asid_install(as_t *as); |
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| 72 | #endif /* !def asid_install */ |
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| 73 | |||
| 730 | jermar | 74 | #ifndef asid_find_free |
| 75 | extern asid_t asid_find_free(void); |
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| 76 | #endif /* !def asid_find_free */ |
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| 727 | jermar | 77 | |
| 730 | jermar | 78 | #ifndef asid_put_arch |
| 79 | extern void asid_put_arch(asid_t asid); |
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| 80 | #endif /* !def asid_put_arch */ |
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| 81 | |||
| 687 | jermar | 82 | #endif |
| 869 | vana | 83 | |
| 84 | #endif |
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| 85 | |||
| 1888 | jermar | 86 | /** @} |
| 1702 | cejka | 87 | */ |