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| 1 | /* |
1 | /* |
| 2 | * Copyright (C) 2005 Jakub Jermar |
2 | * Copyright (C) 2005 Jakub Jermar |
| 3 | * All rights reserved. |
3 | * All rights reserved. |
| 4 | * |
4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions |
6 | * modification, are permitted provided that the following conditions |
| 7 | * are met: |
7 | * are met: |
| 8 | * |
8 | * |
| 9 | * - Redistributions of source code must retain the above copyright |
9 | * - Redistributions of source code must retain the above copyright |
| 10 | * notice, this list of conditions and the following disclaimer. |
10 | * notice, this list of conditions and the following disclaimer. |
| 11 | * - Redistributions in binary form must reproduce the above copyright |
11 | * - Redistributions in binary form must reproduce the above copyright |
| 12 | * notice, this list of conditions and the following disclaimer in the |
12 | * notice, this list of conditions and the following disclaimer in the |
| 13 | * documentation and/or other materials provided with the distribution. |
13 | * documentation and/or other materials provided with the distribution. |
| 14 | * - The name of the author may not be used to endorse or promote products |
14 | * - The name of the author may not be used to endorse or promote products |
| 15 | * derived from this software without specific prior written permission. |
15 | * derived from this software without specific prior written permission. |
| 16 | * |
16 | * |
| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | */ |
27 | */ |
| 28 | 28 | ||
| - | 29 | /** |
|
| - | 30 | * @file the.c |
|
| - | 31 | * @brief THE structure functions. |
|
| - | 32 | * |
|
| - | 33 | * This file contains functions to manage the THE structure. |
|
| - | 34 | * The THE structure exists at the base address of every kernel |
|
| - | 35 | * stack and carries information about current settings |
|
| - | 36 | * (e.g. current CPU, current thread, task and address space |
|
| - | 37 | * and current preemption counter). |
|
| - | 38 | */ |
|
| - | 39 | ||
| 29 | #include <arch.h> |
40 | #include <arch.h> |
| 30 | #include <typedefs.h> |
41 | #include <typedefs.h> |
| 31 | 42 | ||
| 32 | 43 | ||
| 33 | /** Initialize THE structure |
44 | /** Initialize THE structure |
| 34 | * |
45 | * |
| 35 | * Initialize THE structure passed as argument. |
46 | * Initialize THE structure passed as argument. |
| 36 | * |
47 | * |
| 37 | * @param the THE structure to be initialized. |
48 | * @param the THE structure to be initialized. |
| 38 | */ |
49 | */ |
| 39 | void the_initialize(the_t *the) |
50 | void the_initialize(the_t *the) |
| 40 | { |
51 | { |
| 41 | the->preemption_disabled = 0; |
52 | the->preemption_disabled = 0; |
| 42 | the->cpu = NULL; |
53 | the->cpu = NULL; |
| 43 | the->thread = NULL; |
54 | the->thread = NULL; |
| 44 | the->task = NULL; |
55 | the->task = NULL; |
| 45 | the->as = NULL; |
56 | the->as = NULL; |
| 46 | } |
57 | } |
| 47 | 58 | ||
| 48 | /** Copy THE structure |
59 | /** Copy THE structure |
| 49 | * |
60 | * |
| 50 | * Copy the source THE structure to the destination THE structure. |
61 | * Copy the source THE structure to the destination THE structure. |
| 51 | * |
62 | * |
| 52 | * @param src The source THE structure. |
63 | * @param src The source THE structure. |
| 53 | * @param dst The destination THE structure. |
64 | * @param dst The destination THE structure. |
| 54 | */ |
65 | */ |
| 55 | void the_copy(the_t *src, the_t *dst) |
66 | void the_copy(the_t *src, the_t *dst) |
| 56 | { |
67 | { |
| 57 | *dst = *src; |
68 | *dst = *src; |
| 58 | } |
69 | } |
| 59 | 70 | ||