60 lines
1.6 KiB
C++
60 lines
1.6 KiB
C++
#pragma once
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#include "types.h"
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#define SH4_TIMESLICE 448 // at 112 Bangai-O doesn't start. 224 is ok
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/*
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tag, as passed on sh4_sched_register
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sch_cycles, the cycle duration that the callback requested (sh4_sched_request)
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jitter, the number of cycles that the callback was delayed, [0... 448]
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*/
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typedef int sh4_sched_callback(int tag, int sch_cycl, int jitter, void *arg);
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/*
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Register a callback to the scheduler. The returned id
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is used for sh4_sched_request and sh4_sched_unregister calls
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*/
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int sh4_sched_register(int tag, sh4_sched_callback* ssc, void *arg = nullptr);
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/***
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* Unregister a callback from the scheduler.
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*/
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void sh4_sched_unregister(int id);
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/*
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current time, in SH4 cycles, referenced to boot.
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Does not wrap, 64 bits.
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*/
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u64 sh4_sched_now64();
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/*
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Schedule a callback to be called sh4 *cycles* after the
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invocation of this function. *Cycles* range is (0, 200M].
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Passing a value of -1 disables the callback.
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If called multiple times, only the last call is in effect
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*/
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void sh4_sched_request(int id, int cycles);
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/*
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Returns true if the callback is scheduled to be called in the future.
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*/
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bool sh4_sched_is_scheduled(int id);
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/*
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Tick for *cycles*
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*/
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void sh4_sched_tick(int cycles);
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void sh4_sched_ffts();
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void sh4_sched_reset(bool hard);
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void sh4_sched_serialize(Serializer& ser);
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void sh4_sched_deserialize(Deserializer& deser);
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void sh4_sched_serialize(Serializer& ser, int id);
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void sh4_sched_deserialize(Deserializer& deser, int id);
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constexpr u32 sh4CyclesForXfer(u32 sizeUnit, u32 unitPerSecond) {
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return (u64)SH4_MAIN_CLOCK * sizeUnit / unitPerSecond;
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}
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