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// license:BSD-3-Clause
// copyright-holders:Sandro Ronco
/*****************************************************************************
*
* includes/ti89.h
*
****************************************************************************/
#ifndef MAME_INCLUDES_TI89_H
#define MAME_INCLUDES_TI89_H
#pragma once
#include "machine/intelfsh.h"
#include "machine/timer.h"
#include "emupal.h"
class ti68k_state : public driver_device
{
public:
ti68k_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag)
, m_maincpu(*this, "maincpu")
, m_flash(*this, "flash")
, m_rom_base(*this, "flash")
, m_ram_base(*this, "nvram")
, m_io_bit0(*this, "BIT0")
, m_io_bit1(*this, "BIT1")
, m_io_bit2(*this, "BIT2")
, m_io_bit3(*this, "BIT3")
, m_io_bit4(*this, "BIT4")
, m_io_bit5(*this, "BIT5")
, m_io_bit6(*this, "BIT6")
, m_io_bit7(*this, "BIT7")
{ }
void v200(machine_config &config);
void ti92(machine_config &config);
void ti89(machine_config &config);
void ti92p(machine_config &config);
void ti89t(machine_config &config);
DECLARE_INPUT_CHANGED_MEMBER(ti68k_on_key);
protected:
virtual void machine_start() override;
virtual void machine_reset() override;
private:
// hardware versions
enum { HW1=1, HW2, HW3, HW4 };
required_device<cpu_device> m_maincpu;
optional_device<intelfsh16_device> m_flash;
required_region_ptr<uint16_t> m_rom_base;
required_shared_ptr<uint16_t> m_ram_base;
required_ioport m_io_bit0;
required_ioport m_io_bit1;
required_ioport m_io_bit2;
required_ioport m_io_bit3;
required_ioport m_io_bit4;
required_ioport m_io_bit5;
required_ioport m_io_bit6;
required_ioport m_io_bit7;
// HW specifications
uint8_t m_hw_version = 0;
bool m_ram_enabled = false;
// keyboard
uint16_t m_kb_mask = 0;
uint8_t m_on_key = 0;
// LCD
uint8_t m_lcd_on = 0;
uint32_t m_lcd_base = 0;
uint16_t m_lcd_width = 0;
uint16_t m_lcd_height = 0;
uint16_t m_lcd_contrast = 0;
// I/O
uint16_t m_io_hw1[0x10]{};
uint16_t m_io_hw2[0x80]{};
// Timer
uint8_t m_timer_on = 0;
uint8_t m_timer_val = 0;
uint16_t m_timer_mask = 0;
uint64_t m_timer = 0;
uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
uint8_t keypad_r();
void ti68k_io_w(offs_t offset, uint16_t data);
uint16_t ti68k_io_r(offs_t offset);
void ti68k_io2_w(offs_t offset, uint16_t data);
uint16_t ti68k_io2_r(offs_t offset);
uint16_t rom_r(offs_t offset);
uint16_t reset_overlay_r(offs_t offset);
void ti68k_palette(palette_device &palette) const;
TIMER_DEVICE_CALLBACK_MEMBER(ti68k_timer_callback);
void ti89_mem(address_map &map);
void ti89t_mem(address_map &map);
void ti92_mem(address_map &map);
void ti92p_mem(address_map &map);
void v200_mem(address_map &map);
};
#endif // MAME_INCLUDES_TI89_H
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