41 lines
936 B
C
41 lines
936 B
C
#include <gint.h>
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#include <mpu.h>
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static void (*rtc_callback)(void) = NULL;
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/*
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gint_setRTCCallback()
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Sets the callback function for the real-time clock interrupt. If
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frequency is non-NULL, the clock frequency is set to the given value.
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@arg callback Callback function.
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@arg frequency Interrupt frequency.
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*/
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void gint_setRTCCallback(void (*callback)(void), enum RTCFrequency frequency)
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{
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if(frequency < 1 || frequency > 7) return;
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rtc_callback = callback;
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if(isSH3())
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gint_setRTCFrequency_7705(frequency);
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else
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gint_setRTCFrequency_7305(frequency);
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}
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/*
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gint_getRTCCallback()
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Returns the callback function. If frequency is non-NULL, it is set to
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the current frequency value.
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*/
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void (*gint_getRTCCallback(enum RTCFrequency *frequency))(void)
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{
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if(!frequency) return rtc_callback;
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if(isSH3())
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*frequency = gint_getRTCFrequency_7705();
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else
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*frequency = gint_getRTCFrequency_7305();
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return rtc_callback;
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}
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