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// license:BSD-3-Clause
// copyright-holders:smf
/***************************************************************************
atadev.h
ATA Device implementation.
***************************************************************************/
#ifndef MAME_BUS_ATA_ATADEV_H
#define MAME_BUS_ATA_ATADEV_H
#pragma once
// ======================> device_ata_interface
class ata_interface_device;
class device_ata_interface : public device_interface
{
friend class abstract_ata_interface_device;
public:
virtual uint16_t read_dma() = 0;
virtual uint16_t read_cs0(offs_t offset, uint16_t mem_mask = 0xffff) = 0;
virtual uint16_t read_cs1(offs_t offset, uint16_t mem_mask = 0xffff) = 0;
virtual void write_dma(uint16_t data) = 0;
virtual void write_cs0(offs_t offset, uint16_t data, uint16_t mem_mask = 0xffff) = 0;
virtual void write_cs1(offs_t offset, uint16_t data, uint16_t mem_mask = 0xffff) = 0;
virtual DECLARE_WRITE_LINE_MEMBER(write_dmack) = 0;
virtual DECLARE_WRITE_LINE_MEMBER(write_csel) = 0;
virtual DECLARE_WRITE_LINE_MEMBER(write_dasp) = 0;
virtual DECLARE_WRITE_LINE_MEMBER(write_pdiag) = 0;
protected:
device_ata_interface(const machine_config &mconfig, device_t &device);
devcb_write_line m_irq_handler;
devcb_write_line m_dmarq_handler;
devcb_write_line m_dasp_handler;
devcb_write_line m_pdiag_handler;
};
// ======================> ata_slot_device
class ata_slot_device : public device_t,
public device_single_card_slot_interface<device_ata_interface>
{
public:
// construction/destruction
ata_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock = 0);
device_ata_interface *dev() { return m_dev; }
protected:
// device-level overrides
virtual void device_start() override;
virtual void device_config_complete() override;
private:
device_ata_interface *m_dev;
};
// device type definition
DECLARE_DEVICE_TYPE(ATA_SLOT, ata_slot_device)
void ata_devices(device_slot_interface &device);
#endif // MAME_BUS_ATA_ATADEV_H
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