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// license:BSD-3-Clause
// copyright-holders:Angelo Salese
/***************************************************************************
Sony LDP-1000 laserdisc emulation.
***************************************************************************/
#ifndef MAME_MACHINE_LDP1000_H
#define MAME_MACHINE_LDP1000_H
#pragma once
#include "laserdsc.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// device type definition
DECLARE_DEVICE_TYPE(SONY_LDP1000, sony_ldp1000_device)
// ======================> sony_ldp1000_device
class sony_ldp1000_device : public laserdisc_device
{
public:
// construction/destruction
sony_ldp1000_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
// I/O operations TODO: both actually protected
void command_w(uint8_t data);
uint8_t status_r();
protected:
// device-level overrides
virtual void device_validity_check(validity_checker &valid) const override;
virtual void device_start() override;
virtual void device_reset() override;
virtual const tiny_rom_entry *device_rom_region() const override;
virtual void player_vsync(const vbi_metadata &vbi, int fieldnum, const attotime &curtime) override;
virtual int32_t player_update(const vbi_metadata &vbi, int fieldnum, const attotime &curtime) override;
virtual void player_overlay(bitmap_yuy16 &bitmap) override { }
enum ldp1000_status {
stat_undef = 0x00,
stat_completion = 0x01,
stat_error = 0x02,
stat_pgm_end = 0x04,
stat_not_target = 0x05,
stat_no_frame = 0x06,
stat_ack = 0x0a,
stat_nak = 0x0b
};
enum ldp1000_player_state {
player_standby = 0,
player_search
};
private:
uint8_t m_command;
ldp1000_status m_status;
ldp1000_player_state m_player_state;
bool m_audio_enable[2];
// TODO: sub-class into a specific internal player state
void set_new_player_state(ldp1000_player_state which);
void set_new_player_bcd(uint8_t data);
uint32_t bcd_to_raw();
void exec_enter_cmd();
uint8_t m_internal_bcd[0x10];
uint8_t m_index_state;
};
#endif // MAME_MACHINE_LDP1000_H
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