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https://github.com/libretro/bsnes-libretro-cplusplus98.git
synced 2025-04-13 15:40:27 +00:00
243 lines
7.0 KiB
C++
243 lines
7.0 KiB
C++
#include <snes.hpp>
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#define SYSTEM_CPP
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namespace SNES {
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System system;
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#include <config/config.cpp>
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#include <debugger/debugger.cpp>
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#include <scheduler/scheduler.cpp>
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#include <video/video.cpp>
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#include <audio/audio.cpp>
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#include <input/input.cpp>
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#include "serialization.cpp"
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void System::run() {
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scheduler.sync.i = Scheduler::SynchronizeMode::None;
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scheduler.enter();
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if(scheduler.exit_reason.i == Scheduler::ExitReason::FrameEvent) {
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input.update();
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video.update();
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}
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}
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void System::runtosave() {
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if(CPU::Threaded == true) {
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scheduler.sync.i = Scheduler::SynchronizeMode::CPU;
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runthreadtosave();
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}
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if(SMP::Threaded == true) {
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scheduler.thread = smp.thread;
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runthreadtosave();
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}
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if(PPU::Threaded == true) {
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scheduler.thread = ppu.thread;
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runthreadtosave();
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}
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if(DSP::Threaded == true) {
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scheduler.thread = dsp.thread;
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runthreadtosave();
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}
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for(unsigned i = 0; i < cpu.coprocessors.size(); i++) {
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Processor &chip = *cpu.coprocessors[i];
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scheduler.thread = chip.thread;
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runthreadtosave();
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}
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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.i == Scheduler::ExitReason::SynchronizeEvent) break;
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if(scheduler.exit_reason.i == Scheduler::ExitReason::FrameEvent) {
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input.update();
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video.update();
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}
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}
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}
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void System::init(Interface *interface_) {
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interface = interface_;
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assert(interface != 0);
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supergameboy.init();
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superfx.init();
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sa1.init();
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bsxbase.init();
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bsxcart.init();
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bsxflash.init();
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srtc.init();
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sdd1.init();
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spc7110.init();
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cx4.init();
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dsp1.init();
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dsp2.init();
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dsp3.init();
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dsp4.init();
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obc1.init();
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st0010.init();
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st0011.init();
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st0018.init();
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msu1.init();
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serial.init();
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video.init();
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audio.init();
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input.init();
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}
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void System::term() {
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}
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void System::power() {
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region = config.region;
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expansion = config.expansion_port;
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if(region.i == Region::Autodetect) {
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region.i = (cartridge.region.i == Cartridge::Region::NTSC ? Region::NTSC : Region::PAL);
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}
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cpu_frequency = region.i == Region::NTSC ? config.cpu.ntsc_frequency : config.cpu.pal_frequency;
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apu_frequency = region.i == Region::NTSC ? config.smp.ntsc_frequency : config.smp.pal_frequency;
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bus.power();
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for(unsigned i = 0x2100; i <= 0x213f; i++) memory::mmio.map(i, ppu);
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for(unsigned i = 0x2140; i <= 0x217f; i++) memory::mmio.map(i, cpu);
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for(unsigned i = 0x2180; i <= 0x2183; i++) memory::mmio.map(i, cpu);
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for(unsigned i = 0x4016; i <= 0x4017; i++) memory::mmio.map(i, cpu);
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for(unsigned i = 0x4200; i <= 0x421f; i++) memory::mmio.map(i, cpu);
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for(unsigned i = 0x4300; i <= 0x437f; i++) memory::mmio.map(i, cpu);
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audio.coprocessor_enable(false);
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if(expansion.i == ExpansionPortDevice::BSX) bsxbase.enable();
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if(memory::bsxflash.data()) bsxflash.enable();
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if(cartridge.mode.i == Cartridge::Mode::Bsx) bsxcart.enable();
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if(cartridge.mode.i == Cartridge::Mode::SuperGameBoy) supergameboy.enable();
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if(cartridge.has_superfx()) superfx.enable();
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if(cartridge.has_sa1()) sa1.enable();
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if(cartridge.has_srtc()) srtc.enable();
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if(cartridge.has_sdd1()) sdd1.enable();
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if(cartridge.has_spc7110()) spc7110.enable();
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if(cartridge.has_cx4()) cx4.enable();
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if(cartridge.has_dsp1()) dsp1.enable();
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if(cartridge.has_dsp2()) dsp2.enable();
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if(cartridge.has_dsp3()) dsp3.enable();
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if(cartridge.has_dsp4()) dsp4.enable();
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if(cartridge.has_obc1()) obc1.enable();
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if(cartridge.has_st0010()) st0010.enable();
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if(cartridge.has_st0011()) st0011.enable();
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if(cartridge.has_st0018()) st0018.enable();
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if(cartridge.has_msu1()) msu1.enable();
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if(cartridge.has_serial()) serial.enable();
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cpu.power();
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smp.power();
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dsp.power();
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ppu.power();
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if(expansion.i == ExpansionPortDevice::BSX) bsxbase.power();
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if(memory::bsxflash.data()) bsxflash.power();
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if(cartridge.mode.i == Cartridge::Mode::Bsx) bsxcart.power();
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if(cartridge.mode.i == Cartridge::Mode::SuperGameBoy) supergameboy.power();
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if(cartridge.has_superfx()) superfx.power();
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if(cartridge.has_sa1()) sa1.power();
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if(cartridge.has_srtc()) srtc.power();
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if(cartridge.has_sdd1()) sdd1.power();
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if(cartridge.has_spc7110()) spc7110.power();
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if(cartridge.has_cx4()) cx4.power();
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if(cartridge.has_dsp1()) dsp1.power();
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if(cartridge.has_dsp2()) dsp2.power();
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if(cartridge.has_dsp3()) dsp3.power();
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if(cartridge.has_dsp4()) dsp4.power();
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if(cartridge.has_obc1()) obc1.power();
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if(cartridge.has_st0010()) st0010.power();
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if(cartridge.has_st0011()) st0011.power();
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if(cartridge.has_st0018()) st0018.power();
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if(cartridge.has_msu1()) msu1.power();
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if(cartridge.has_serial()) serial.power();
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if(cartridge.mode.i == Cartridge::Mode::SuperGameBoy) cpu.coprocessors.append(&supergameboy);
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if(cartridge.has_superfx()) cpu.coprocessors.append(&superfx);
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if(cartridge.has_sa1()) cpu.coprocessors.append(&sa1);
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if(cartridge.has_msu1()) cpu.coprocessors.append(&msu1);
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if(cartridge.has_serial()) cpu.coprocessors.append(&serial);
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scheduler.init();
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input.port_set_device(0, config.controller_port1.i);
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input.port_set_device(1, config.controller_port2.i);
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input.update();
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//video.update();
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}
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void System::reset() {
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bus.reset();
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cpu.reset();
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smp.reset();
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dsp.reset();
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ppu.reset();
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if(expansion.i == ExpansionPortDevice::BSX) bsxbase.reset();
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if(memory::bsxflash.data()) bsxflash.reset();
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if(cartridge.mode.i == Cartridge::Mode::Bsx) bsxcart.reset();
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if(cartridge.mode.i == Cartridge::Mode::SuperGameBoy) supergameboy.reset();
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if(cartridge.has_superfx()) superfx.reset();
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if(cartridge.has_sa1()) sa1.reset();
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if(cartridge.has_srtc()) srtc.reset();
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if(cartridge.has_sdd1()) sdd1.reset();
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if(cartridge.has_spc7110()) spc7110.reset();
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if(cartridge.has_cx4()) cx4.reset();
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if(cartridge.has_dsp1()) dsp1.reset();
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if(cartridge.has_dsp2()) dsp2.reset();
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if(cartridge.has_dsp3()) dsp3.reset();
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if(cartridge.has_dsp4()) dsp4.reset();
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if(cartridge.has_obc1()) obc1.reset();
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if(cartridge.has_st0010()) st0010.reset();
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if(cartridge.has_st0011()) st0011.reset();
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if(cartridge.has_st0018()) st0018.reset();
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if(cartridge.has_msu1()) msu1.reset();
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if(cartridge.has_serial()) serial.reset();
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if(cartridge.mode.i == Cartridge::Mode::SuperGameBoy) cpu.coprocessors.append(&supergameboy);
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if(cartridge.has_superfx()) cpu.coprocessors.append(&superfx);
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if(cartridge.has_sa1()) cpu.coprocessors.append(&sa1);
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if(cartridge.has_msu1()) cpu.coprocessors.append(&msu1);
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if(cartridge.has_serial()) cpu.coprocessors.append(&serial);
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scheduler.init();
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input.port_set_device(0, config.controller_port1.i);
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input.port_set_device(1, config.controller_port2.i);
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input.update();
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//video.update();
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}
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void System::unload() {
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if(cartridge.mode.i == Cartridge::Mode::SuperGameBoy) supergameboy.unload();
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}
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void System::scanline() {
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video.scanline();
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if(cpu.vcounter() == 241) scheduler.exit(Scheduler::ExitReason::FrameEvent);
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}
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void System::frame() {
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}
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System::System() : interface(0) {
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region.i = Region::Autodetect;
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expansion.i = ExpansionPortDevice::None;
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}
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}
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