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// license:BSD-3-Clause
// copyright-holders:Patrick Mackinlay
#ifndef MAME_BUS_MULTIBUS_LABTAM_Z80SBC_H
#define MAME_BUS_MULTIBUS_LABTAM_Z80SBC_H
#pragma once
#include "multibus.h"
#include "cpu/z80/z80.h"
#include "machine/am9513.h"
#include "machine/am9519.h"
#include "machine/mm58167.h"
#include "machine/wd_fdc.h"
#include "machine/z80dma.h"
#include "machine/z80sio.h"
#include "machine/input_merger.h"
#include "imagedev/floppy.h"
class labtam_z80sbc_device
: public device_t
, public device_multibus_interface
{
public:
labtam_z80sbc_device(machine_config const &mconfig, char const *tag, device_t *owner, const XTAL &clock);
protected:
// device_t overrides
virtual const tiny_rom_entry *device_rom_region() const override;
virtual void device_add_mconfig(machine_config &config) override;
virtual ioport_constructor device_input_ports() const override;
virtual void device_resolve_objects() override;
virtual void device_start() override;
virtual void device_reset() override;
private:
void cpu_mem(address_map &map);
void cpu_pio(address_map &map);
// cpu memory handlers
u8 mem_r(offs_t offset);
void mem_w(offs_t offset, u8 data);
// memory mapping handlers
u8 map_r(unsigned map_num, offs_t offset);
void map_w(unsigned map_num, offs_t offset, u8 data);
template <unsigned M> u8 map_r(offs_t offset) { return map_r(M, offset); }
template <unsigned M> void map_w(offs_t offset, u8 data) { map_w(M, offset, data); }
void intswt_w(u8 data);
void mapnum_w(u8 data);
void fdcint_w(int state);
void drive_w(offs_t offset, u8 data);
void fdcclr_w(u8 data);
void netclr_w(u8 data);
void fdcattn_w(u8 data);
u8 fdcstatus_r();
u8 drvstatus_r();
required_device<z80_device> m_cpu;
required_device<am9513_device> m_stc;
required_device<am9519_device> m_uic;
required_device<mm58167_device> m_rtc;
required_device<wd2793_device> m_fdc;
required_device_array<z80dma_device, 2> m_dma;
required_device<z80sio_device> m_sio;
required_device<input_merger_any_high_device> m_int;
required_device_array<floppy_connector, 4> m_fdd;
optional_region_ptr_array<u8, 2> m_eprom;
required_ioport_array<5> m_e15; // multibus address assignments
required_ioport m_e21; // floppy drive option selection
std::unique_ptr<u8[]> m_ram0;
std::unique_ptr<u8[]> m_ram1;
std::unique_ptr<u8[]> m_sram;
std::unique_ptr<u8[]> m_map_lo;
std::unique_ptr<u8[]> m_map_hi;
u8 m_map_mux;
u8 m_map_num;
u8 m_map_cnt;
u8 m_fdcstatus;
std::optional<u8> m_drive;
bool m_installed;
};
DECLARE_DEVICE_TYPE(LABTAM_Z80SBC, labtam_z80sbc_device)
#endif // MAME_BUS_MULTIBUS_LABTAM_Z80SBC_H
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