bsnes/sfc/coprocessor/icd2/icd2.cpp

80 lines
1.6 KiB
C++

#include <sfc/sfc.hpp>
namespace SuperFamicom {
#include "interface/interface.cpp"
#include "mmio/mmio.cpp"
#include "serialization.cpp"
ICD2 icd2;
auto ICD2::Enter() -> void { icd2.enter(); }
auto ICD2::enter() -> void {
while(true) {
if(scheduler.sync == Scheduler::SynchronizeMode::All) {
GameBoy::system.runtosave();
scheduler.exit(Scheduler::ExitReason::SynchronizeEvent);
}
if(r6003 & 0x80) {
GameBoy::system.run();
step(GameBoy::system.clocks_executed);
GameBoy::system.clocks_executed = 0;
} else { //DMG halted
audio.coprocessor_sample(0x0000, 0x0000);
step(1);
}
synchronize_cpu();
}
}
auto ICD2::init() -> void {
}
auto ICD2::load() -> void {
bind = GameBoy::interface->bind;
hook = GameBoy::interface->hook;
GameBoy::interface->bind = this;
GameBoy::interface->hook = this;
}
auto ICD2::unload() -> void {
GameBoy::interface->bind = bind;
GameBoy::interface->hook = hook;
}
auto ICD2::power() -> void {
audio.coprocessor_enable(true);
audio.coprocessor_frequency(2 * 1024 * 1024);
}
auto ICD2::reset() -> void {
create(ICD2::Enter, cpu.frequency / 5);
r6003 = 0x00;
r6004 = 0xff;
r6005 = 0xff;
r6006 = 0xff;
r6007 = 0xff;
for(auto& r : r7000) r = 0x00;
mlt_req = 0;
for(auto& n : output) n = 0xff;
read_bank = 0;
read_addr = 0;
write_bank = 0;
write_addr = 0;
packetsize = 0;
joyp_id = 3;
joyp15lock = 0;
joyp14lock = 0;
pulselock = true;
GameBoy::video.generate_palette(Emulator::Interface::PaletteMode::Literal);
GameBoy::system.init();
GameBoy::system.power();
}
}