4.104.114.84.95
Last change
on this file since 128bbf9 was
128bbf9,
checked in by Jay Monkman <jtm@…>, on 06/03/06 at 03:08:01
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2006-06-02 Jay Monkman <jtm@…>
- irq/bsp_irq_init.c: Changed interrupt handling
to use shared rtems_irq_connect_data struct.
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-
Property mode set to
100644
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File size:
1.0 KB
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1 | /** |
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2 | * @file bsp_irq_init.c |
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3 | * |
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4 | * This file contains the implementation of rtems initialization |
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5 | * related to interrupt handling. |
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6 | */ |
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7 | /* |
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8 | * RTEMS GBA BSP |
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9 | * |
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10 | * Copyright (c) 2004 Markku Puro <markku.puro@kopteri.net> |
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11 | * |
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12 | * The license and distribution terms for this file may be |
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13 | * found in found in the file LICENSE in this distribution or at |
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14 | * http://www.rtems.com/license/LICENSE. |
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15 | * |
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16 | * $Id$ |
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17 | */ |
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18 | |
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19 | #include <irq.h> |
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20 | #include <bsp.h> |
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21 | #include <gba_registers.h> |
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22 | |
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23 | |
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24 | /** |
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25 | * @brief BSP_rtems_irq_mngt_init BSP routine initialize irq registers |
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26 | * |
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27 | * @param None |
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28 | * @return None |
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29 | */ |
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30 | void BSP_rtems_irq_mngt_init(void) |
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31 | { |
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32 | long *vectorTable; |
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33 | int i; |
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34 | |
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35 | vectorTable = (long *) VECTOR_TABLE; |
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36 | |
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37 | /* Initialize the vector table contents with default handler */ |
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38 | for (i=0; i<BSP_MAX_INT; i++) { |
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39 | *(vectorTable + i) = (long)(default_int_handler); |
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40 | } |
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41 | |
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42 | /* clear all interrupt status flags */ |
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43 | GBA_REG_IF = 0xffff; |
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44 | /* disable all interrupts */ |
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45 | GBA_REG_IE = 0; |
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46 | /* set master interrupt enable */ |
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47 | GBA_REG_IME = 1; |
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48 | } |
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