mirror of https://github.com/bsnes-emu/bsnes.git
82 lines
2.0 KiB
C++
82 lines
2.0 KiB
C++
#include <gb/gb.hpp>
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#define SYSTEM_CPP
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namespace GameBoy {
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#include "serialization.cpp"
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System system;
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void System::run() {
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scheduler.sync = Scheduler::SynchronizeMode::None;
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scheduler.enter();
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if(scheduler.exit_reason() == Scheduler::ExitReason::FrameEvent) {
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interface->videoRefresh(video.palette, ppu.screen, 4 * 160, 160, 144);
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}
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}
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void System::runtosave() {
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scheduler.sync = Scheduler::SynchronizeMode::CPU;
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runthreadtosave();
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scheduler.sync = Scheduler::SynchronizeMode::All;
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scheduler.active_thread = ppu.thread;
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runthreadtosave();
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scheduler.sync = Scheduler::SynchronizeMode::All;
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scheduler.active_thread = apu.thread;
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runthreadtosave();
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scheduler.sync = Scheduler::SynchronizeMode::None;
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}
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void System::runthreadtosave() {
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while(true) {
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scheduler.enter();
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if(scheduler.exit_reason() == Scheduler::ExitReason::SynchronizeEvent) break;
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if(scheduler.exit_reason() == Scheduler::ExitReason::FrameEvent) {
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interface->videoRefresh(video.palette, ppu.screen, 4 * 160, 160, 144);
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}
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}
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}
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void System::init() {
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assert(interface != nullptr);
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}
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void System::load(Revision revision) {
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this->revision = revision;
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serialize_init();
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if(revision == Revision::SuperGameBoy) return; //Super Famicom core loads boot ROM for SGB
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string manifest = string::read({interface->path(ID::System), "manifest.bml"});
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auto document = Markup::Document(manifest);
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interface->loadRequest(
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revision == Revision::GameBoy ? ID::GameBoyBootROM : ID::GameBoyColorBootROM,
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document["system/cpu/rom/name"].data
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);
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if(!file::exists({interface->path(ID::System), document["system/cpu/rom/name"].data})) {
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interface->notify("Error: required Game Boy firmware boot.rom not found.\n");
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}
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}
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void System::power() {
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bus.power();
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cartridge.power();
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cpu.power();
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ppu.power();
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apu.power();
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scheduler.init();
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clocks_executed = 0;
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}
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System::System() {
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for(auto& byte : bootROM.dmg) byte = 0;
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for(auto& byte : bootROM.sgb) byte = 0;
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for(auto& byte : bootROM.cgb) byte = 0;
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}
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}
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