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    else dmavector[channel] = unhandled_irq;
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    else dmavector[channel] = unhandled_irq;
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}
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}
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void interrupt_init(void)
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void interrupt_init(void)
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{
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{
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    int i;
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    for (i = 0; i < 8; i++) DMAC0CCONTROL(i) = 0;
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    for (i = 0; i < 8; i++) DMAC1CCONTROL(i) = 0;
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    DMAC0INTTCCLR = 0xff;
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    DMAC0INTERRCLR = 0xff;
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    DMAC1INTTCCLR = 0xff;
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    DMAC1INTERRCLR = 0xff;
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    VIC0INTENABLE = 1 << IRQ_TIMER;
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    VIC0INTENABLE = 1 << IRQ_DMAC0;
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    VIC0INTENABLE = (1 << IRQ_TIMER) || (1 << IRQ_DMAC0) || (1 << IRQ_DMAC1);
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    VIC0INTENABLE = 1 << IRQ_DMAC1;
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}
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}
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void interrupt_shutdown(void)
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void interrupt_shutdown(void)
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{
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{
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    VIC0INTENCLEAR = 0xffffffff;
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    VIC0INTENCLEAR = 0xffffffff;