bus.hpp


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/* SPDX-License-Identifier: Unlicense
 */

#pragma once

#include <cstdint>
#include <vector>
#include <algorithm>

#define ROM_START       (0)
#define ROM_SIZE        (0x400000)
#define RAM_START       (0xFF0000)
#define RAM_SIZE        (0x10000)
#define SOUND_RAM_START (0xA00000)
#define SOUND_RAM_SIZE  (0x2000)
#define IO1_START       (0xA10000)
#define IO1_SIZE        (0x4004)
#define VDP_START       (0xC00000)
#define VDP_SIZE        (0x20)

struct Breakpoint {
    uint32_t offset, length;
};

extern unsigned char g_rom[ROM_SIZE];
extern unsigned char g_ram[RAM_SIZE];
extern unsigned char g_sound_ram[SOUND_RAM_SIZE];
extern unsigned char g_io1[IO1_SIZE];
extern unsigned char g_io2[VDP_SIZE];
extern std::vector<Breakpoint> code_bkpts, read_bkpts, write_bkpts, access_bkpts;