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// license:BSD-3-Clause
// copyright-holders:Carl
#pragma once
#ifndef __MCD_H__
#define __MCD_H__
#include "emu.h"
#include "isa.h"
#include "imagedev/chd_cd.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> mcd_isa_device
class mcd_isa_device : public cdrom_image_device,
public device_isa16_card_interface
{
public:
// construction/destruction
mcd_isa_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
// optional information overrides
virtual ioport_constructor device_input_ports() const override;
DECLARE_ADDRESS_MAP(map, 16);
DECLARE_READ8_MEMBER(data_r);
DECLARE_READ8_MEMBER(flag_r);
DECLARE_WRITE8_MEMBER(cmd_w);
DECLARE_WRITE8_MEMBER(reset_w);
protected:
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
private:
bool m_data;
UINT8 m_stat;
UINT8 m_flag;
UINT8 m_buf[2048];
int m_buf_count;
int m_buf_idx;
int m_rd_count;
UINT8 m_mode;
UINT8 m_cmd;
UINT8 m_conf;
UINT8 m_irq;
UINT8 m_dma;
bool m_locked;
int m_drvmode;
int m_curtoctrk;
enum {
STAT_CMD_CHECK = 0x01,
STAT_PLAY_CDDA = 0x02,
STAT_ERROR = 0x04,
STAT_DISK_CDDA = 0x08,
STAT_SPIN = 0x10,
STAT_CHANGE = 0x20,
STAT_READY = 0x40,
STAT_OPEN = 0x80
};
enum {
CMD_GET_INFO = 0x10,
CMD_GET_Q = 0x20,
CMD_GET_STAT = 0x40,
CMD_SET_MODE = 0x50,
CMD_SOFT_RESET = 0x60,
CMD_STOPCDDA = 0x70,
CMD_CONFIG = 0x90,
CMD_SET_VOL = 0xae,
CMD_READ = 0xc0,
CMD_READCDDA = 0xc1,
CMD_GET_VER = 0xdc,
CMD_STOP = 0xf0,
CMD_EJECT = 0xf6,
CMD_LOCK = 0xfe
};
enum {
MODE_MUTE = 0x01,
MODE_GET_TOC = 0x04,
MODE_STOP = 0x08,
MODE_ECC = 0x20,
MODE_DATA = 0x40
};
enum {
DRV_MODE_STOP,
DRV_MODE_READ,
DRV_MODE_CDDA
};
enum {
FLAG_DATA = 2,
FLAG_STAT = 4,
FLAG_OPEN = 16
};
};
// device type definition
extern const device_type ISA16_MCD;
#endif
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