mirror of https://github.com/bsnes-emu/bsnes.git
106 lines
1.8 KiB
C++
106 lines
1.8 KiB
C++
#include <sfc/sfc.hpp>
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namespace SuperFamicom {
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SMP smp;
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#include "memory.cpp"
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#include "timing.cpp"
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#include "serialization.cpp"
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auto SMP::synchronizing() const -> bool {
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return scheduler.synchronizing();
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}
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auto SMP::Enter() -> void {
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while(true) scheduler.synchronize(), smp.main();
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}
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auto SMP::main() -> void {
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if(r.wait) return instructionWait();
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if(r.stop) return instructionStop();
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instruction();
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}
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auto SMP::load(Markup::Node node) -> bool {
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if(auto name = node["smp/rom/name"].text()) {
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if(auto fp = platform->open(ID::System, name, File::Read, File::Required)) {
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fp->read(iplrom, 64);
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return true;
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}
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}
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return false;
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}
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auto SMP::power() -> void {
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SPC700::power();
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create(Enter, system.apuFrequency() / 12.0);
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r.pc.byte.l = iplrom[62];
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r.pc.byte.h = iplrom[63];
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//timing
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io.clockCounter = 0;
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io.dspCounter = 0;
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//external
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io.apu0 = 0x00;
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io.apu1 = 0x00;
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io.apu2 = 0x00;
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io.apu3 = 0x00;
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//$00f0
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io.timersDisable = false;
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io.ramWritable = true;
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io.ramDisable = false;
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io.timersEnable = true;
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io.externalWaitStates = 0;
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io.internalWaitStates = 0;
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//$00f1
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io.iplromEnable = true;
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//$00f2
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io.dspAddr = 0x00;
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//$00f4-00f7
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io.cpu0 = 0x00;
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io.cpu1 = 0x00;
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io.cpu2 = 0x00;
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io.cpu3 = 0x00;
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//$00f8-$00f9
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io.aux4 = 0x00;
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io.aux5 = 0x00;
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timer0.stage0 = 0;
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timer1.stage0 = 0;
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timer2.stage0 = 0;
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timer0.stage1 = 0;
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timer1.stage1 = 0;
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timer2.stage1 = 0;
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timer0.stage2 = 0;
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timer1.stage2 = 0;
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timer2.stage2 = 0;
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timer0.stage3 = 0;
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timer1.stage3 = 0;
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timer2.stage3 = 0;
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timer0.line = 0;
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timer1.line = 0;
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timer2.line = 0;
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timer0.enable = false;
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timer1.enable = false;
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timer2.enable = false;
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timer0.target = 0;
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timer1.target = 0;
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timer2.target = 0;
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}
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}
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