bsnes/higan/ws/system/system.cpp

118 lines
3.0 KiB
C++

#include <ws/ws.hpp>
namespace WonderSwan {
System system;
#include "io.cpp"
#include "video.cpp"
#include "serialization.cpp"
auto System::loaded() const -> bool { return _loaded; }
auto System::model() const -> Model { return _model; }
auto System::orientation() const -> bool { return _orientation; }
auto System::color() const -> bool { return r.color; }
auto System::planar() const -> bool { return r.format == 0; }
auto System::packed() const -> bool { return r.format == 1; }
auto System::depth() const -> bool { return r.color && r.depth == 1; }
auto System::init() -> void {
assert(interface != nullptr);
}
auto System::term() -> void {
}
auto System::load(Model model) -> void {
_model = model;
interface->loadRequest(ID::SystemManifest, "manifest.bml", true);
auto document = BML::unserialize(information.manifest);
//note: IPLROM is currently undumped; otherwise we'd load it here ...
if(auto node = document["system/eeprom"]) {
eeprom.setName(node["name"].text());
eeprom.setSize(node["size"].natural() / sizeof(uint16));
eeprom.erase();
//initialize user-data section
for(uint addr = 0x0030; addr <= 0x003a; addr++) eeprom[addr] = 0x0000;
interface->loadRequest(ID::SystemEEPROM, eeprom.name(), false);
}
cartridge.load();
serializeInit();
configureVideo();
_orientation = cartridge.information.orientation;
_loaded = true;
}
auto System::unload() -> void {
if(!loaded()) return;
eeprom.setName("");
eeprom.setSize(0);
cartridge.unload();
_loaded = false;
}
auto System::power() -> void {
bus.power();
iram.power();
eeprom.power();
cpu.power();
ppu.power();
apu.power();
cartridge.power();
scheduler.power();
bus.map(this, 0x0060);
bus.map(this, 0x00ba, 0x00be);
r.unknown = 0;
r.format = 0;
r.depth = 0;
r.color = 0;
}
auto System::run() -> void {
scheduler.enter();
pollKeypad();
}
auto System::runToSave() -> void {
scheduler.synchronize(cpu.thread);
scheduler.synchronize(ppu.thread);
scheduler.synchronize(apu.thread);
scheduler.synchronize(cartridge.thread);
}
auto System::pollKeypad() -> void {
bool rotate = keypad.rotate;
keypad.y1 = interface->inputPoll(_orientation, 0, 0);
keypad.y2 = interface->inputPoll(_orientation, 0, 1);
keypad.y3 = interface->inputPoll(_orientation, 0, 2);
keypad.y4 = interface->inputPoll(_orientation, 0, 3);
keypad.x1 = interface->inputPoll(_orientation, 0, 4);
keypad.x2 = interface->inputPoll(_orientation, 0, 5);
keypad.x3 = interface->inputPoll(_orientation, 0, 6);
keypad.x4 = interface->inputPoll(_orientation, 0, 7);
keypad.b = interface->inputPoll(_orientation, 0, 8);
keypad.a = interface->inputPoll(_orientation, 0, 9);
keypad.start = interface->inputPoll(_orientation, 0, 10);
keypad.rotate = interface->inputPoll(_orientation, 0, 11);
if(keypad.y1 || keypad.y2 || keypad.y3 || keypad.y4
|| keypad.x1 || keypad.x2 || keypad.x3 || keypad.x4
|| keypad.b || keypad.a || keypad.start
) {
cpu.raise(CPU::Interrupt::Input);
}
if(!rotate && keypad.rotate) {
_orientation = !_orientation;
}
}
}