1 | /* irq.h |
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2 | * |
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3 | * This include file describe the data structure and the functions implemented |
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4 | * by rtems to write interrupt handlers. |
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5 | * |
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6 | * CopyRight (C) 1999 valette@crf.canon.fr |
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7 | * |
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8 | * This code is heavilly inspired by the public specification of STREAM V2 |
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9 | * that can be found at : |
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10 | * |
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11 | * <http://www.chorus.com/Documentation/index.html> by following |
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12 | * the STREAM API Specification Document link. |
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13 | * |
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14 | * The license and distribution terms for this file may be |
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15 | * found in found in the file LICENSE in this distribution or at |
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16 | * http://www.rtems.com/license/LICENSE. |
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17 | * |
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18 | * irq.h,v 1.2.4.2 2003/09/04 18:45:20 joel Exp |
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19 | */ |
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20 | |
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21 | #ifndef LIBBSP_POWERPC_IRQ_H |
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22 | #define LIBBSP_POWERPC_IRQ_H |
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23 | |
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24 | #define BSP_SHARED_HANDLER_SUPPORT 1 |
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25 | |
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26 | #ifndef ASM |
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27 | |
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28 | #include <rtems/irq.h> |
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29 | |
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30 | |
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31 | /* |
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32 | * Symblolic IRQ names and related definitions. |
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33 | */ |
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34 | |
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35 | #define BSP_PROCESSOR_IRQ_NUMBER (1) |
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36 | #define BSP_PROCESSOR_IRQ_LOWEST_OFFSET (0) |
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37 | #define BSP_PROCESSOR_IRQ_MAX_OFFSET (BSP_PROCESSOR_IRQ_LOWEST_OFFSET+BSP_PROCESSOR_IRQ_NUMBER-1) |
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38 | |
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39 | /* |
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40 | * Summary |
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41 | */ |
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42 | #define BSP_IRQ_NUMBER (BSP_PROCESSOR_IRQ_MAX_OFFSET + 1) |
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43 | #define BSP_LOWEST_OFFSET (BSP_PROCESSOR_IRQ_LOWEST_OFFSET) |
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44 | #define BSP_MAX_OFFSET (BSP_IRQ_NUMBER - 1) |
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45 | |
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46 | /* |
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47 | * Some Processor execption handled as rtems IRQ symbolic name definition |
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48 | */ |
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49 | #define BSP_DECREMENTER (BSP_PROCESSOR_IRQ_LOWEST_OFFSET) |
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50 | |
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51 | #include <bsp/irq_supp.h> |
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52 | |
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53 | #ifdef __cplusplus |
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54 | extern "C" { |
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55 | #endif |
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56 | |
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57 | void BSP_rtems_irq_mng_init(unsigned cpuId); |
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58 | |
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59 | #ifdef __cplusplus |
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60 | } |
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61 | #endif |
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62 | |
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63 | #endif |
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64 | #endif |
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