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// license:BSD-3-Clause
// copyright-holders:Joakim Larsson Edstrom
#ifndef MAME_BUS_VME_SYS68K_ISCSI_H
#define MAME_BUS_VME_SYS68K_ISCSI_H
#pragma once
#include "imagedev/floppy.h"
#include "machine/68230pit.h"
#include "machine/wd_fdc.h"
#include "machine/hd63450.h" // compatible with MC68450
#include "bus/vme/vme.h"
DECLARE_DEVICE_TYPE(VME_SYS68K_ISCSI1, vme_sys68k_iscsi1_card_device)
class vme_sys68k_iscsi1_card_device : public device_t, public device_vme_card_interface
{
public:
vme_sys68k_iscsi1_card_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
protected:
vme_sys68k_iscsi1_card_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock);
virtual void device_start() override ATTR_COLD;
virtual void device_reset() override ATTR_COLD;
// optional information overrides
virtual void device_add_mconfig(machine_config &config) override ATTR_COLD;
virtual const tiny_rom_entry *device_rom_region() const override ATTR_COLD;
void update_irq_to_maincpu();
uint8_t fdc_irq_state;
uint8_t dmac_irq_state;
private:
//dmac
void dma_irq(int state);
uint8_t dma_iack();
//fdc
void fdc_irq(int state);
uint8_t fdc_read_byte();
void fdc_write_byte(uint8_t data);
uint8_t tcr_r();
void tcr_w(uint8_t data);
void led_w(uint8_t data);
/* Dummy driver routines */
uint8_t not_implemented_r();
void not_implemented_w(uint8_t data);
uint8_t scsi_r(offs_t offset);
void scsi_w(offs_t offset, uint8_t data);
void fcscsi1_mem(address_map &map) ATTR_COLD;
void cpu_space_map(address_map &map) ATTR_COLD;
required_device<cpu_device> m_maincpu;
required_device<wd1772_device> m_fdc;
required_device<pit68230_device> m_pit;
required_device<hd63450_device> m_dmac;
required_memory_region m_eprom;
required_shared_ptr<uint16_t> m_ram;
memory_passthrough_handler m_boot_mph;
uint8_t m_tcr;
};
#endif // MAME_BUS_VME_SYS68K_ISCSI_H
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