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#pragma once
#ifndef __MPZ80__
#define __MPZ80__
#include "emu.h"
#include "cpu/z80/z80.h"
#include "machine/ram.h"
#include "machine/s100.h"
#include "machine/s100_dj2db.h"
#include "machine/s100_djdma.h"
#include "machine/s100_mm65k16s.h"
#include "machine/s100_wunderbus.h"
#include "machine/terminal.h"
#define Z80_TAG "17a"
#define AM9512_TAG "17d"
#define TERMINAL_TAG "terminal"
class mpz80_state : public driver_device
{
public:
mpz80_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_maincpu(*this, Z80_TAG),
m_ram(*this, RAM_TAG),
m_terminal(*this, TERMINAL_TAG),
m_s100(*this, S100_TAG),
m_rom(*this, Z80_TAG),
m_map_ram(*this, "map_ram"),
m_16c(*this, "16C"),
m_nmi(1),
m_pint(1),
m_int_pend(0),
m_pretrap(0),
m_trap(0),
m_trap_reset(0),
m_trap_void(1),
m_trap_halt(1),
m_trap_int(1),
m_trap_stop(1),
m_trap_aux(1)
{ }
required_device<cpu_device> m_maincpu;
required_device<ram_device> m_ram;
required_device<generic_terminal_device> m_terminal;
required_device<s100_device> m_s100;
required_memory_region m_rom;
optional_shared_ptr<UINT8> m_map_ram;
required_ioport m_16c;
virtual void machine_start();
virtual void machine_reset();
inline offs_t get_address(offs_t offset);
inline offs_t get_io_address(offs_t offset);
inline void check_traps();
inline void check_interrupt();
DECLARE_READ8_MEMBER( mmu_r );
DECLARE_WRITE8_MEMBER( mmu_w );
DECLARE_READ8_MEMBER( mmu_io_r );
DECLARE_WRITE8_MEMBER( mmu_io_w );
DECLARE_READ8_MEMBER( trap_addr_r );
DECLARE_READ8_MEMBER( keyboard_r );
DECLARE_READ8_MEMBER( switch_r );
DECLARE_READ8_MEMBER( status_r );
DECLARE_WRITE8_MEMBER( disp_seg_w );
DECLARE_WRITE8_MEMBER( disp_col_w );
DECLARE_WRITE8_MEMBER( task_w );
DECLARE_WRITE8_MEMBER( mask_w );
DECLARE_WRITE8_MEMBER( terminal_w );
DECLARE_WRITE_LINE_MEMBER( s100_pint_w );
DECLARE_WRITE_LINE_MEMBER( s100_nmi_w );
DECLARE_DIRECT_UPDATE_MEMBER(mpz80_direct_update_handler);
// memory state
UINT32 m_addr;
UINT8 m_task;
UINT8 m_mask;
// interrupt state
int m_nmi;
int m_pint;
int m_int_pend;
// trap state
UINT8 m_pretrap_addr;
UINT8 m_trap_addr;
UINT8 m_status;
UINT16 m_trap_start;
int m_pretrap;
int m_trap;
int m_trap_reset;
int m_trap_void;
int m_trap_halt;
int m_trap_int;
int m_trap_stop;
int m_trap_aux;
DECLARE_DRIVER_INIT(mpz80);
};
#endif
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