bsnes/higan/sfc/coprocessor/necdsp/necdsp.cpp

61 lines
1.0 KiB
C++

#include <sfc/sfc.hpp>
namespace SuperFamicom {
#include "serialization.cpp"
NECDSP necdsp;
auto NECDSP::Enter() -> void {
while(true) scheduler.synchronize(), necdsp.main();
}
auto NECDSP::main() -> void {
exec();
step(1);
synchronize(cpu);
}
auto NECDSP::read(uint24 addr, uint8) -> uint8 {
cpu.synchronize(*this);
if(addr & 1) {
return uPD96050::readSR();
} else {
return uPD96050::readDR();
}
}
auto NECDSP::write(uint24 addr, uint8 data) -> void {
cpu.synchronize(*this);
if(addr & 1) {
return uPD96050::writeSR(data);
} else {
return uPD96050::writeDR(data);
}
}
auto NECDSP::readRAM(uint24 addr, uint8) -> uint8 {
cpu.synchronize(*this);
return uPD96050::readDP(addr);
}
auto NECDSP::writeRAM(uint24 addr, uint8 data) -> void {
cpu.synchronize(*this);
return uPD96050::writeDP(addr, data);
}
auto NECDSP::init() -> void {
}
auto NECDSP::load() -> void {
}
auto NECDSP::unload() -> void {
}
auto NECDSP::power() -> void {
uPD96050::power();
create(NECDSP::Enter, Frequency);
}
}