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1 | /* |
1 | /* |
2 | * Copyright (c) 2008 Jiri Svoboda |
2 | * Copyright (c) 2008 Jiri Svoboda |
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 | /** @addtogroup rtld |
29 | /** @addtogroup rtld |
30 | * @brief Test dynamic linking capabilities. |
30 | * @brief Test dynamic linking capabilities. |
31 | * @{ |
31 | * @{ |
32 | */ |
32 | */ |
33 | /** |
33 | /** |
34 | * @file |
34 | * @file |
35 | */ |
35 | */ |
36 | 36 | ||
37 | void __io_init(void); |
37 | void __io_init(void); |
38 | void __main(void); |
38 | void __main(void); |
39 | void __exit(void); |
39 | void __exit(void); |
40 | 40 | ||
- | 41 | static void kputint(unsigned i) |
|
- | 42 | { |
|
- | 43 | unsigned dummy; |
|
- | 44 | asm volatile ( |
|
- | 45 | "movl $30, %%eax;" |
|
- | 46 | "int $0x30" |
|
- | 47 | : "=d" (dummy) /* output - %edx clobbered */ |
|
- | 48 | : "d" (i) /* input */ |
|
- | 49 | : "%eax","%ecx" /* all scratch registers clobbered */ |
|
- | 50 | ); |
|
- | 51 | } |
|
- | 52 | ||
- | 53 | ||
41 | static void test(void) |
54 | static void test(void) |
42 | { |
55 | { |
- | 56 | kputint(-1); |
|
- | 57 | kputint(42); |
|
- | 58 | while(1); |
|
43 | } |
59 | } |
44 | 60 | ||
45 | int main(int argc, char *argv[]) |
61 | int main(int argc, char *argv[]) |
46 | { |
62 | { |
47 | test(); |
63 | test(); |
48 | return 0; |
64 | return 0; |
49 | } |
65 | } |
50 | 66 | ||
51 | void __io_init(void) |
67 | void __io_init(void) |
52 | { |
68 | { |
53 | } |
69 | } |
54 | 70 | ||
55 | void __main(void) |
71 | void __main(void) |
56 | { |
72 | { |
57 | main(0, 0); |
73 | main(0, 0); |
58 | } |
74 | } |
59 | 75 | ||
60 | void __exit(void) |
76 | void __exit(void) |
61 | { |
77 | { |
62 | } |
78 | } |
63 | 79 | ||
64 | 80 | ||
65 | /** @} |
81 | /** @} |
66 | */ |
82 | */ |
67 | 83 | ||
68 | 84 |