4.104.114.84.95
Last change
on this file since 62f529f was
62f529f,
checked in by Ralf Corsepius <ralf.corsepius@…>, on 04/23/04 at 02:36:08
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2004-04-22 Ralf Corsepius <ralf_corsepius@…>
- include/bsp.h: Split out tmtest27 support.
- include/tm27.h: New.
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-
Property mode set to
100644
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File size:
1.0 KB
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Line | |
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1 | /* |
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2 | * tm27.h |
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3 | * |
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4 | * The license and distribution terms for this file may be |
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5 | * found in the file LICENSE in this distribution or at |
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6 | * http://www.rtems.com/license/LICENSE. |
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7 | * |
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8 | * $Id$ |
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9 | */ |
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10 | |
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11 | #ifndef _TMTEST27 |
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12 | #error "This is an RTEMS internal file you must not include directly." |
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13 | #endif |
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14 | |
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15 | #ifndef __tm27_h |
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16 | #define __tm27_h |
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17 | |
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18 | /* |
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19 | * Stuff for Time Test 27 |
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20 | */ |
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21 | |
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22 | #define MUST_WAIT_FOR_INTERRUPT 1 |
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23 | |
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24 | #define Install_tm27_vector( _handler ) \ |
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25 | set_vector( (_handler), PPC_IRQ_DECREMENTER, 1 ) |
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26 | |
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27 | #define Cause_tm27_intr() \ |
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28 | do { \ |
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29 | uint32_t _clicks = 1; \ |
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30 | asm volatile( "mtdec %0" : "=r" ((_clicks)) : "r" ((_clicks)) ); \ |
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31 | } while (0) |
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32 | |
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33 | #define Clear_tm27_intr() \ |
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34 | do { \ |
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35 | uint32_t _clicks = 0xffffffff; \ |
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36 | asm volatile( "mtdec %0" : "=r" ((_clicks)) : "r" ((_clicks)) ); \ |
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37 | } while (0) |
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38 | |
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39 | #define Lower_tm27_intr() \ |
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40 | do { \ |
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41 | uint32_t _msr = 0; \ |
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42 | _ISR_Set_level( 0 ); \ |
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43 | asm volatile( "mfmsr %0 ;" : "=r" (_msr) : "r" (_msr) ); \ |
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44 | _msr |= 0x8002; \ |
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45 | asm volatile( "mtmsr %0 ;" : "=r" (_msr) : "r" (_msr) ); \ |
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46 | } while (0) |
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47 | |
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48 | #endif |
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