4.115
Last change
on this file since 4c86e3d was
4c86e3d,
checked in by Joel Sherrill <joel.sherrill@…>, on 05/11/12 at 17:20:47
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libtmtests - Eliminate missing prototype warnings
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-
Property mode set to
100644
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File size:
1.3 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.com/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.h> |
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19 | #include <rtems/stackchk.h> |
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20 | |
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21 | /* forward declarations to avoid warnings */ |
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22 | void b(void); |
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23 | void blow_stack(void); |
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24 | |
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25 | void b(void) |
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26 | { |
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27 | } |
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28 | |
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29 | void blow_stack(void) |
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30 | { |
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31 | volatile uint32_t *low, *high; |
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32 | unsigned char *area; |
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33 | |
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34 | b(); |
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35 | |
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36 | /* |
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37 | * Destroy the first and last 16 bytes of our stack... Hope it |
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38 | * does not cause problems :) |
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39 | */ |
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40 | |
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41 | area = (unsigned char *)_Thread_Executing->Start.Initial_stack.area; |
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42 | |
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43 | /* Look in the stack checker implementation for this magic offset */ |
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44 | low = (volatile uint32_t *) \ |
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45 | (area + sizeof(Heap_Block) - HEAP_BLOCK_HEADER_SIZE); |
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46 | high = (volatile uint32_t *) |
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47 | (area + _Thread_Executing->Start.Initial_stack.size - 16); |
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48 | |
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49 | low[0] = 0x11111111; |
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50 | low[1] = 0x22222222; |
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51 | low[2] = 0x33333333; |
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52 | low[3] = 0x44444444; |
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53 | |
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54 | high[0] = 0x55555555; |
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55 | high[1] = 0x66666666; |
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56 | high[2] = 0x77777777; |
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57 | high[3] = 0x88888888; |
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58 | rtems_stack_checker_report_usage(); |
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59 | } |
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