mirror of
https://github.com/zeldaret/ss
synced 2026-06-25 09:41:57 -04:00
Elijah Thomas
50 lines
1.3 KiB
C
50 lines
1.3 KiB
C
#ifndef RVL_SDK_OS_TIME_H
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#define RVL_SDK_OS_TIME_H
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#include "rvl/OS/OSHardware.h"
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#include <common.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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// Time base frequency = 1/4 bus clock
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#define OS_TIME_SPEED (OS_BUS_CLOCK_SPEED / 4)
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// OS time -> Real time
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#define OS_TICKS_TO_SEC(x) ((x) / (OS_TIME_SPEED))
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#define OS_TICKS_TO_MSEC(x) ((x) / (OS_TIME_SPEED / 1000))
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#define OS_TICKS_TO_USEC(x) (((x) * 8) / (OS_TIME_SPEED / 125000))
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#define OS_TICKS_TO_NSEC(x) (((x) * 8000) / (OS_TIME_SPEED / 125000))
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// Real time -> OS time
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#define OS_SEC_TO_TICKS(x) ((x) * (OS_TIME_SPEED))
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#define OS_MSEC_TO_TICKS(x) ((x) * (OS_TIME_SPEED / 1000))
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#define OS_USEC_TO_TICKS(x) ((x) * (OS_TIME_SPEED / 125000) / 8)
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#define OS_NSEC_TO_TICKS(x) ((x) * (OS_TIME_SPEED / 125000) / 8000)
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typedef struct OSCalendarTime {
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s32 sec; // at 0x0
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s32 min; // at 0x4
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s32 hour; // at 0x8
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s32 month_day; // at 0xC
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s32 month; // at 0x10
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s32 year; // at 0x14
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s32 week_day; // at 0x18
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s32 year_day; // at 0x1C
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s32 msec; // at 0x20
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s32 usec; // at 0x24
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} OSCalendarTime;
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s64 OSGetTime(void);
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s32 OSGetTick(void);
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s64 __OSGetSystemTime(void);
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s64 __OSTimeToSystemTime(s64 time);
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void OSTicksToCalendarTime(s64 time, OSCalendarTime *cal);
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s64 OSCalendarTimeToTicks(const OSCalendarTime *cal);
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#ifdef __cplusplus
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}
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#endif
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#endif
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