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| Rev | Author | Line No. | Line |
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| 184 | jermar | 1 | /* |
| 2 | * Copyright (C) 2005 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 | |||
| 1248 | jermar | 29 | /** |
| 30 | * @file the.c |
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| 31 | * @brief THE structure functions. |
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| 32 | * |
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| 33 | * This file contains functions to manage the THE structure. |
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| 34 | * The THE structure exists at the base address of every kernel |
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| 35 | * stack and carries information about current settings |
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| 36 | * (e.g. current CPU, current thread, task and address space |
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| 37 | * and current preemption counter). |
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| 38 | */ |
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| 39 | |||
| 184 | jermar | 40 | #include <arch.h> |
| 41 | #include <typedefs.h> |
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| 42 | |||
| 43 | |||
| 44 | /** Initialize THE structure |
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| 45 | * |
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| 46 | * Initialize THE structure passed as argument. |
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| 47 | * |
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| 404 | jermar | 48 | * @param the THE structure to be initialized. |
| 184 | jermar | 49 | */ |
| 50 | void the_initialize(the_t *the) |
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| 51 | { |
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| 52 | the->preemption_disabled = 0; |
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| 53 | the->cpu = NULL; |
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| 54 | the->thread = NULL; |
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| 55 | the->task = NULL; |
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| 703 | jermar | 56 | the->as = NULL; |
| 184 | jermar | 57 | } |
| 58 | |||
| 59 | /** Copy THE structure |
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| 60 | * |
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| 61 | * Copy the source THE structure to the destination THE structure. |
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| 62 | * |
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| 404 | jermar | 63 | * @param src The source THE structure. |
| 64 | * @param dst The destination THE structure. |
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| 184 | jermar | 65 | */ |
| 66 | void the_copy(the_t *src, the_t *dst) |
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| 67 | { |
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| 68 | *dst = *src; |
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| 69 | } |