14 lines
354 B
C
14 lines
354 B
C
#include <stdio.h>
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#include <time.h>
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#include "pit.h"
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void PitSetFrequency(uint32 frequency)
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{
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uint32 divisor = 1193180 / frequency; // Calculate the divisor
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outportb(0x43, 0x36); // Set our command byte 0x36
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outportb(0x40, divisor & 0xff); // Set low byte
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outportb(0x40, divisor>>8); // Set high byte
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TimeSetInternalFrequency(frequency);
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}
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