4.104.114.84.95
Last change
on this file since 1bfedfe was
4daae74,
checked in by Joel Sherrill <joel.sherrill@…>, on 09/04/03 at 18:53:04
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2003-09-04 Joel Sherrill <joel@…>
- shared/misc/m68kidle.c: URL for license changed.
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-
Property mode set to
100644
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File size:
920 bytes
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1 | /* |
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2 | * Motorola MC68xxx Dependent Idle Body Source |
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3 | * |
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4 | * COPYRIGHT (c) 1989-2002. |
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5 | * On-Line Applications Research Corporation (OAR). |
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6 | * |
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7 | * The license and distribution terms for this file may be |
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8 | * found in the file LICENSE in this distribution or at |
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9 | * http://www.rtems.com/license/LICENSE. |
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10 | * |
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11 | * $Id$ |
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12 | */ |
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13 | |
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14 | #include <rtems/system.h> |
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15 | #include <rtems/score/thread.h> |
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16 | |
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17 | |
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18 | /*PAGE |
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19 | * |
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20 | * _Thread_Idle_body |
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21 | * |
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22 | * This kernel routine is the idle thread. The idle thread runs any time |
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23 | * no other thread is ready to run. This thread loops forever with |
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24 | * interrupts enabled. |
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25 | * |
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26 | * Input parameters: |
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27 | * ignored - this parameter is ignored |
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28 | * |
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29 | * Output parameters: NONE |
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30 | */ |
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31 | |
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32 | void _CPU_Thread_Idle_body( void ) |
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33 | { |
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34 | #if defined(mcf5272) |
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35 | for( ; ; ) { |
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36 | asm volatile( "nop" ); |
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37 | asm volatile( "nop" ); |
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38 | } |
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39 | #else |
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40 | for( ; ; ) |
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41 | asm volatile( "stop #0x3000" ); /* supervisor mode, all interrupts on */ |
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42 | #endif |
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43 | } |
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