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// license:BSD-3-Clause
// copyright-holders:Angelo Salese
/******************************************
*
* NEC "Handy98" 1st gen portables
*
******************************************/
#ifndef MAME_INCLUDES_PC98HA_H
#define MAME_INCLUDES_PC98HA_H
#pragma once
#include "includes/pc9801.h"
class pc98lt_state : public pc98_base_state
{
public:
pc98lt_state(const machine_config &mconfig, device_type type, const char *tag)
: pc98_base_state(mconfig, type, tag)
, m_maincpu(*this, "maincpu")
, m_fdc(*this, "upd765")
, m_gvram(*this, "gvram")
, m_bram_bank(*this, "bram_bank")
, m_dict_bank(*this, "dict_bank")
, m_kanji_bank(*this, "kanji_bank")
, m_romdrv_bank(*this, "romdrv_bank")
{
}
void lt_config(machine_config &config);
protected:
void lt_map(address_map &map);
void lt_io(address_map &map);
required_device<v50_device> m_maincpu;
virtual void machine_start() override;
// virtual void machine_reset() override;
private:
required_device<upd765a_device> m_fdc;
required_shared_ptr<uint16_t> m_gvram;
std::unique_ptr<uint16_t[]> m_bram_ptr;
required_memory_bank m_bram_bank;
required_memory_bank m_dict_bank;
required_memory_bank m_kanji_bank;
required_memory_bank m_romdrv_bank;
void lt_palette(palette_device &palette) const;
uint32_t screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
u8 power_status_r();
void power_control_w(offs_t offset, u8 data);
u8 floppy_mode_r(offs_t offset);
void floppy_mode_w(offs_t offset, u8 data);
u8 fdc_ctrl_r(offs_t offset);
void fdc_ctrl_w(offs_t offset, u8 data);
u8 m_romdrv_bank_reg = 0;
u8 m_bram_banks = 0;
u8 m_bram_bank_reg = 0;
u8 m_dict_bank_reg = 0;
u8 m_floppy_mode = 0;
u8 m_fdc_ctrl = 0;
};
class pc98ha_state : public pc98lt_state
{
public:
pc98ha_state(const machine_config &mconfig, device_type type, const char *tag)
: pc98lt_state(mconfig, type, tag)
, m_ems_banks(*this, "ems_bank%u", 1U)
, m_ext_view(*this, "ext_io")
, m_ramdrv_bank(*this, "ramdrv_bank")
, m_rtc_pio(*this, "prtc")
{
}
void ha_config(machine_config &config);
protected:
void ha_map(address_map &map);
void ha_io(address_map &map);
virtual void machine_start() override;
private:
required_memory_bank_array<4> m_ems_banks;
memory_view m_ext_view;
required_memory_bank m_ramdrv_bank;
required_device<upd4991a_device> m_rtc_pio;
std::unique_ptr<uint16_t[]> m_ems_ram;
void ext_view_bank_w(offs_t offset, u8 data);
void ext_view_sel_w(offs_t offset, u8 data);
void ems_bank_w(offs_t offset, u8 data);
u8 memcard_status_1_r(offs_t offset);
u8 memcard_status_2_r(offs_t offset);
u8 m_ext_view_sel = 0;
};
#endif // MAME_INCLUDES_PC9801_EPSON_H
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