ihndlr_gba.c

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00001 /*
00002  * Copyright (C) 2001-2005 by egnite Software GmbH. All rights reserved.
00003  *
00004  * Redistribution and use in source and binary forms, with or without
00005  * modification, are permitted provided that the following conditions
00006  * are met:
00007  *
00008  * 1. Redistributions of source code must retain the above copyright
00009  *    notice, this list of conditions and the following disclaimer.
00010  * 2. Redistributions in binary form must reproduce the above copyright
00011  *    notice, this list of conditions and the following disclaimer in the
00012  *    documentation and/or other materials provided with the distribution.
00013  * 3. Neither the name of the copyright holders nor the names of
00014  *    contributors may be used to endorse or promote products derived
00015  *    from this software without specific prior written permission.
00016  *
00017  * THIS SOFTWARE IS PROVIDED BY EGNITE SOFTWARE GMBH AND CONTRIBUTORS
00018  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
00019  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
00020  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL EGNITE
00021  * SOFTWARE GMBH OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
00022  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
00023  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
00024  * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
00025  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
00026  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
00027  * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
00028  * SUCH DAMAGE.
00029  *
00030  * For additional information see http://www.ethernut.de/
00031  *
00032  */
00033 
00034 /*
00035  * $Log: ihndlr_gba.c,v $
00036  * Revision 1.3  2005/10/24 17:59:19  haraldkipp
00037  * Use correct header file, arm, not gba.
00038  *
00039  * Revision 1.2  2005/08/02 17:46:45  haraldkipp
00040  * Major API documentation update.
00041  *
00042  * Revision 1.1  2005/07/26 18:02:26  haraldkipp
00043  * Moved from dev.
00044  *
00045  * Revision 1.1  2005/04/05 17:53:24  haraldkipp
00046  * Initial check in.
00047  *
00048  */
00049 
00050 #include <arch/arm.h>
00051 #include <dev/irqreg.h>
00052 #include <stdio.h>
00053 
00058 
00059 IRQ_HANDLER sig_VBLANK;
00060 IRQ_HANDLER sig_HBLANK;
00061 IRQ_HANDLER sig_VCOUNT;
00062 IRQ_HANDLER sig_TMR0;
00063 IRQ_HANDLER sig_TMR1;
00064 IRQ_HANDLER sig_TMR2;
00065 IRQ_HANDLER sig_TMR3;
00066 IRQ_HANDLER sig_SIO;
00067 IRQ_HANDLER sig_DMA0;
00068 IRQ_HANDLER sig_DMA1;
00069 IRQ_HANDLER sig_DMA2;
00070 IRQ_HANDLER sig_DMA3;
00071 IRQ_HANDLER sig_KEYPAD;
00072 IRQ_HANDLER sig_GAMEPAK;
00073 
00074 void IrqHandler(void)
00075 {
00076     register u_short irqf = inw(REG_IF);
00077 
00078     if(irqf & INT_SIO) {
00079         CallHandler(&sig_SIO);
00080     }
00081 #if 0
00082     if(irqf & INT_VBLANK) {
00083         CallHandler(&sig_VBLANK);
00084     }
00085     if(irqf & INT_HBLANK) {
00086         CallHandler(&sig_HBLANK);
00087     }
00088     if(irqf & INT_VCOUNT) {
00089         CallHandler(&sig_VCOUNT);
00090     }
00091     if(irqf & INT_TMR0) {
00092         CallHandler(&sig_TMR0);
00093     }
00094     if(irqf & INT_TMR1) {
00095         CallHandler(&sig_TMR1);
00096     }
00097     if(irqf & INT_TMR2) {
00098         CallHandler(&sig_TMR2);
00099     }
00100 #endif
00101     if(irqf & INT_TMR3) {
00102         CallHandler(&sig_TMR3);
00103     }
00104 #if 0
00105     if(irqf & INT_DMA0) {
00106         CallHandler(&sig_DMA0);
00107     }
00108     if(irqf & INT_DMA1) {
00109         CallHandler(&sig_DMA1);
00110     }
00111     if(irqf & INT_DMA2) {
00112         CallHandler(&sig_DMA2);
00113     }
00114     if(irqf & INT_DMA3) {
00115         CallHandler(&sig_DMA3);
00116     }
00117     if(irqf & INT_KEYPAD) {
00118         CallHandler(&sig_KEYPAD);
00119     }
00120     if(irqf & INT_GAMEPAK) {
00121         CallHandler(&sig_GAMEPAK);
00122     }
00123 #endif
00124 }
00125 
00126 void InitIrqHandler(void)
00127 {
00128     outdw(INT_VECTOR, (u_long)IrqHandler);
00129 }
00130 

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