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// license:BSD-3-Clause
// copyright-holders:hap
/***************************************************************************
Saitek OSA Module: Kasparov Maestro/Analyst
***************************************************************************/
#ifndef MAME_BUS_SAITEKOSA_MAESTRO_H
#define MAME_BUS_SAITEKOSA_MAESTRO_H
#pragma once
#include "expansion.h"
#include "bus/generic/slot.h"
#include "video/hd44780.h"
class saitekosa_maestro_device : public device_t, public device_saitekosa_expansion_interface
{
public:
// construction/destruction
saitekosa_maestro_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock);
DECLARE_INPUT_CHANGED_MEMBER(switch_cpu_freq) { set_cpu_freq(); }
// from host
virtual u8 data_r() override;
virtual void nmi_w(int state) override;
virtual void ack_w(int state) override;
protected:
saitekosa_maestro_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, u32 clock);
virtual const tiny_rom_entry *device_rom_region() const override;
virtual ioport_constructor device_input_ports() const override;
virtual void device_add_mconfig(machine_config &config) override;
virtual void device_start() override;
virtual void device_reset() override;
required_device<cpu_device> m_maincpu;
memory_share_creator<u8> m_banked_ram;
required_memory_bank m_rambank;
required_memory_bank m_rombank;
required_device<generic_slot_device> m_extrom;
virtual void main_map(address_map &map);
u8 extrom_r(offs_t offset);
template <int N> void stall_w(u8 data = 0);
u8 rts_r();
u8 xdata_r();
void xdata_w(u8 data);
u8 ack_r();
void control_w(u8 data);
void set_cpu_freq();
u8 m_latch = 0xff;
bool m_latch_enable = false;
u8 m_extrom_bank = 0;
};
class saitekosa_analyst_device : public saitekosa_maestro_device
{
public:
saitekosa_analyst_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock);
virtual u32 screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect) override;
protected:
virtual const tiny_rom_entry *device_rom_region() const override;
virtual void device_add_mconfig(machine_config &config) override;
virtual void device_config_complete() override;
private:
required_device<hd44780_device> m_lcd;
virtual void main_map(address_map &map) override;
};
DECLARE_DEVICE_TYPE(OSA_MAESTRO, saitekosa_maestro_device)
DECLARE_DEVICE_TYPE(OSA_ANALYST, saitekosa_analyst_device)
#endif // MAME_BUS_SAITEKOSA_MAESTRO_H
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