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Rev 3022 Rev 4055
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#include <arch/interrupt.h>
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#include <arch/interrupt.h>
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#include <arch/types.h>
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#include <arch/types.h>
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#include <arch.h>
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#include <arch.h>
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#include <arch/cp0.h>
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#include <arch/cp0.h>
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#include <time/clock.h>
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#include <time/clock.h>
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#include <arch/drivers/arc.h>
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#include <ipc/sysipc.h>
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#include <ipc/sysipc.h>
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#include <ddi/device.h>
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#include <ddi/device.h>
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#define IRQ_COUNT 8
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#define IRQ_COUNT   8
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#define TIMER_IRQ 7
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#define TIMER_IRQ   7
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#define DORDER_IRQ  5
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function virtual_timer_fnc = NULL;
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function virtual_timer_fnc = NULL;
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static irq_t timer_irq;
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static irq_t timer_irq;
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/** Disable interrupts.
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/** Disable interrupts.
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    lastcount = cp0_count_read();
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    lastcount = cp0_count_read();
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    nextcount = cp0_compare_value + cp0_count_read();
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    nextcount = cp0_compare_value + cp0_count_read();
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    cp0_compare_write(nextcount);
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    cp0_compare_write(nextcount);
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}
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}
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static irq_ownership_t timer_claim(void)
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static irq_ownership_t timer_claim(irq_t *irq)
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{
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{
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    return IRQ_ACCEPT;
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    return IRQ_ACCEPT;
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}
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}
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static void timer_irq_handler(irq_t *irq, void *arg, ...)
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static void timer_irq_handler(irq_t *irq)
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{
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{
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    unsigned long drift;
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    unsigned long drift;
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    if (cp0_count_read() < lastcount)
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    if (cp0_count_read() < lastcount)
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        /* Count overflow detected */
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        /* Count overflow detected */