1 | /* |
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2 | * Thread Handler |
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3 | * |
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4 | * |
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5 | * COPYRIGHT (c) 1989-1999. |
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6 | * On-Line Applications Research Corporation (OAR). |
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7 | * |
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8 | * The license and distribution terms for this file may be |
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9 | * found in found in the file LICENSE in this distribution or at |
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10 | * http://www.rtems.com/license/LICENSE. |
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11 | * |
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12 | * $Id$ |
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13 | */ |
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14 | |
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15 | #if HAVE_CONFIG_H |
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16 | #include "config.h" |
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17 | #endif |
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18 | |
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19 | #include <rtems/system.h> |
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20 | #include <rtems/score/apiext.h> |
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21 | #include <rtems/score/context.h> |
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22 | #include <rtems/score/interr.h> |
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23 | #include <rtems/score/isr.h> |
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24 | #include <rtems/score/object.h> |
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25 | #include <rtems/score/priority.h> |
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26 | #include <rtems/score/states.h> |
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27 | #include <rtems/score/sysstate.h> |
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28 | #include <rtems/score/thread.h> |
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29 | #include <rtems/score/threadq.h> |
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30 | #include <rtems/score/userext.h> |
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31 | #include <rtems/score/wkspace.h> |
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32 | |
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33 | /* |
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34 | * _Thread_Stack_Free |
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35 | * |
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36 | * Deallocate the Thread's stack. |
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37 | */ |
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38 | |
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39 | void _Thread_Stack_Free( |
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40 | Thread_Control *the_thread |
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41 | ) |
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42 | { |
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43 | /* |
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44 | * If the API provided the stack space, then don't free it. |
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45 | */ |
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46 | |
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47 | if ( !the_thread->Start.core_allocated_stack ) |
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48 | return; |
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49 | |
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50 | /* |
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51 | * Call ONLY the CPU table stack free hook, or the |
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52 | * the RTEMS workspace free. This is so the free |
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53 | * routine properly matches the allocation of the stack. |
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54 | */ |
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55 | |
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56 | if ( _CPU_Table.stack_free_hook ) |
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57 | (*_CPU_Table.stack_free_hook)( the_thread->Start.Initial_stack.area ); |
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58 | else |
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59 | _Workspace_Free( the_thread->Start.Initial_stack.area ); |
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60 | } |
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