5
Last change
on this file since 95c1921 was
fe48400d,
checked in by Sebastian Huber <sebastian.huber@…>, on 01/09/19 at 09:04:01
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libtests/stackchk: Fix for 64-bit targets
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-
Property mode set to
100644
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File size:
1.2 KB
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1 | /* task1.c |
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2 | * |
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3 | * This set of three tasks do some simple task switching for about |
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4 | * 15 seconds and then call a routine to "blow the stack". |
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5 | * |
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6 | * COPYRIGHT (c) 1989-2012. |
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7 | * On-Line Applications Research Corporation (OAR). |
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8 | * |
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9 | * The license and distribution terms for this file may be |
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10 | * found in the file LICENSE in this distribution or at |
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11 | * http://www.rtems.org/license/LICENSE. |
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12 | */ |
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13 | |
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14 | #ifdef HAVE_CONFIG_H |
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15 | #include "config.h" |
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16 | #endif |
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17 | |
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18 | #include <rtems/stackchk.h> |
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19 | |
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20 | #include "system.h" |
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21 | |
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22 | void blow_stack(void) |
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23 | { |
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24 | Thread_Control *executing; |
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25 | char *area; |
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26 | volatile uintptr_t *low; |
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27 | volatile uintptr_t *high; |
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28 | |
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29 | executing = _Thread_Get_executing(); |
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30 | |
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31 | /* |
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32 | * Destroy the first and last 4 words of our stack area... Hope it |
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33 | * does not cause problems :) |
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34 | */ |
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35 | |
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36 | area = (char *) executing->Start.Initial_stack.area; |
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37 | low = (uintptr_t *) area; |
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38 | high = (uintptr_t *) |
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39 | (area + executing->Start.Initial_stack.size - 4 * sizeof(*high)); |
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40 | |
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41 | low[0] = 0x11111111; |
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42 | low[1] = 0x22222222; |
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43 | low[2] = 0x33333333; |
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44 | low[3] = 0x44444444; |
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45 | |
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46 | high[0] = 0x55555555; |
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47 | high[1] = 0x66666666; |
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48 | high[2] = 0x77777777; |
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49 | high[3] = 0x88888888; |
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50 | |
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51 | rtems_stack_checker_report_usage(); |
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52 | } |
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