bsnes/higan/fc/cpu/cpu.hpp

56 lines
1.0 KiB
C++
Executable File

struct CPU : Processor::R6502, Thread {
uint8 ram[0x0800];
struct Status {
bool interrupt_pending;
bool nmi_pending;
bool nmi_line;
bool irq_line;
bool irq_apu_line;
bool rdy_line;
optional<uint16> rdy_addr;
bool oam_dma_pending;
uint8 oam_dma_page;
bool controller_latch;
unsigned controller_port0;
unsigned controller_port1;
} status;
static void Enter();
void main();
void add_clocks(unsigned clocks);
void power();
void reset();
uint8 debugger_read(uint16 addr);
uint8 ram_read(uint16 addr);
void ram_write(uint16 addr, uint8 data);
uint8 read(uint16 addr);
void write(uint16 addr, uint8 data);
void serialize(serializer&);
//timing.cpp
uint8 op_read(uint16 addr);
void op_write(uint16 addr, uint8 data);
void last_cycle();
void nmi(uint16 &vector);
void oam_dma();
void set_nmi_line(bool);
void set_irq_line(bool);
void set_irq_apu_line(bool);
void set_rdy_line(bool);
void set_rdy_addr(optional<uint16>);
};
extern CPU cpu;