bsnes/higan/gb/cpu/memory.cpp

33 lines
442 B
C++
Executable File

#ifdef CPU_CPP
void CPU::op_io() {
cycle_edge();
add_clocks(4);
}
uint8 CPU::op_read(uint16 addr) {
cycle_edge();
uint8 r = bus.read(addr);
add_clocks(4);
return r;
}
void CPU::op_write(uint16 addr, uint8 data) {
cycle_edge();
bus.write(addr, data);
add_clocks(4);
}
void CPU::cycle_edge() {
if(r.ei) {
r.ei = false;
r.ime = 1;
}
}
uint8 CPU::debugger_read(uint16 addr) {
return bus.read(addr);
}
#endif