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// license:BSD-3-Clause
// copyright-holders:smf, Angelo Salese
/***************************************************************************
gdrom.h
***************************************************************************/
#ifndef MAME_BUS_ATA_GDROM_H
#define MAME_BUS_ATA_GDROM_H
#pragma once
#include "atapicdr.h"
class gdrom_device : public atapi_cdrom_device
{
public:
gdrom_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
// Sega GD-ROM handler
virtual void ExecCommand() override;
virtual void WriteData( uint8_t *data, int dataLength ) override;
virtual void ReadData( uint8_t *data, int dataLength ) override;
DECLARE_WRITE_LINE_MEMBER(cdda_end_mark_cb);
protected:
virtual void process_buffer() override;
virtual void signature() override;
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
// virtual bool set_features() override;
// TODO: how GDROM determines ready flag?
// cfr. dc.xml [GDROM READY] for a list of SW that wants this on.
virtual bool is_ready() override { return true; }
private:
uint8_t GDROM_Cmd11_Reply[32]{};
uint32_t read_type = 0; // for command 0x30 only
uint32_t data_select = 0; // for command 0x30 only
uint32_t transferOffset = 0;
struct cd_status
{
u8 repeat_count = 0;
u8 repeat_current = 0;
u32 cdda_fad = 0;
u32 cdda_blocks = 0;
};
cd_status m_cd_status;
};
DECLARE_DEVICE_TYPE(ATAPI_GDROM, gdrom_device)
#endif // MAME_BUS_ATA_GDROM_H
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