4.115
Last change
on this file since c499856 was
c499856,
checked in by Chris Johns <chrisj@…>, on 03/20/14 at 21:10:47
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Change all references of rtems.com to rtems.org.
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Property mode set to
100644
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File size:
1.3 KB
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1 | /* |
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2 | * @file |
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3 | * @ingroup powerpc_ss555 |
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4 | * @brief Implementations for interrupt mechanisms for Time Test 27 |
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5 | */ |
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6 | |
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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 the file LICENSE in this distribution or at |
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10 | * http://www.rtems.org/license/LICENSE. |
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11 | */ |
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12 | |
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13 | #ifndef _RTEMS_TMTEST27 |
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14 | #error "This is an RTEMS internal file you must not include directly." |
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15 | #endif |
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16 | |
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17 | #ifndef __tm27_h |
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18 | #define __tm27_h |
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19 | |
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20 | /* |
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21 | * Stuff for Time Test 27 |
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22 | * |
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23 | * The following require that IRQ7 be jumpered to ground. On the SS555, |
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24 | * this can be done by shorting together CN5 pin 48 and CN5 pin 50. |
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25 | */ |
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26 | |
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27 | #define MUST_WAIT_FOR_INTERRUPT 1 |
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28 | |
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29 | #define Install_tm27_vector( handler ) \ |
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30 | { \ |
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31 | extern rtems_irq_connect_data tm27IrqData; \ |
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32 | usiu.siel |= (1 << 17); \ |
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33 | usiu.sipend |= (1 << 17); \ |
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34 | \ |
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35 | tm27IrqData.hdl = (rtems_irq_hdl)handler; \ |
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36 | BSP_install_rtems_irq_handler (&tm27IrqData); \ |
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37 | } |
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38 | |
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39 | #define Cause_tm27_intr() \ |
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40 | { \ |
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41 | usiu.siel &= ~(1 << 17); \ |
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42 | } |
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43 | |
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44 | #define Clear_tm27_intr() \ |
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45 | { \ |
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46 | usiu.siel |= (1 << 17); \ |
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47 | usiu.sipend |= (1 << 17); \ |
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48 | } |
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49 | |
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50 | #define Lower_tm27_intr() \ |
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51 | { \ |
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52 | ppc_cached_irq_mask |= (1 << 17); \ |
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53 | usiu.simask = ppc_cached_irq_mask; \ |
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54 | } |
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55 | |
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56 | #endif |
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