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// license:BSD-3-Clause
// copyright-holders:Sven Schnelle
#ifndef MAME_BUS_HPDIO_98265A_H
#define MAME_BUS_HPDIO_98265A_H
#pragma once
#include "hp_dio.h"
#include "machine/mb87030.h"
#include "bus/scsi/scsi.h"
#include "bus/scsi/scsicd.h"
namespace bus::hp_dio {
class dio16_98265a_device :
public device_t,
public device_dio32_card_interface
{
public:
// construction/destruction
dio16_98265a_device(const machine_config &mconfig, const char *tag, device_t *owner, const XTAL &clock);
void mb87030(device_t *device);
protected:
dio16_98265a_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, const XTAL &clock);
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
virtual ioport_constructor device_input_ports() const override;
virtual void device_add_mconfig(machine_config &config) override;
uint16_t io_r(offs_t offset);
void io_w(offs_t offset, uint16_t data);
void dmack_w_in(int channel, uint8_t data) override;
uint8_t dmack_r_in(int channel) override;
DECLARE_WRITE_LINE_MEMBER(dmar0_w);
DECLARE_WRITE_LINE_MEMBER(irq_w);
required_device<nscsi_bus_device> m_scsibus;
required_device<mb87030_device> m_spc;
private:
static constexpr int REG_CONTROL_DE0 = (1 << 0);
static constexpr int REG_CONTROL_DE1 = (1 << 1);
static void mb87030_scsi_adapter(device_t *device);
required_ioport m_sw1;
required_ioport m_sw2;
int get_int_level();
void update_irq(bool state);
void update_dma();
bool m_installed_io;
uint8_t m_control;
bool m_irq_state;
bool m_dmar0;
};
} // namespace bus::hp_dio
DECLARE_DEVICE_TYPE_NS(HPDIO_98265A, bus::hp_dio, dio16_98265a_device)
#endif // MAME_BUS_HPDIO_98265A_H
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