1 // license:BSD-3-Clause 2 // copyright-holders:Wilbert Pol 3 #ifndef MAME_INCLUDES_GAMEPOCK_H 4 #define MAME_INCLUDES_GAMEPOCK_H 5 6 #pragma once 7 8 #include "bus/generic/slot.h" 9 #include "sound/spkrdev.h" 10 11 class gamepock_state : public driver_device 12 { 13 public: gamepock_state(const machine_config & mconfig,device_type type,const char * tag)14 gamepock_state(const machine_config &mconfig, device_type type, const char *tag) : 15 driver_device(mconfig, type, tag), 16 m_maincpu(*this, "maincpu"), 17 m_speaker(*this, "speaker"), 18 m_cart(*this, "cartslot") 19 { } 20 21 void gamepock(machine_config &config); 22 23 private: 24 struct HD44102CH { 25 uint8_t enabled; 26 uint8_t start_page; 27 uint8_t address; 28 uint8_t y_inc; 29 uint8_t ram[256]; // There are actually 50 x 4 x 8 bits. This just makes addressing easier. 30 }; 31 32 virtual void machine_reset() override; 33 34 void hd44102ch_w(int which, int c_d, uint8_t data); 35 void hd44102ch_init(int which); 36 void lcd_update(); 37 38 void port_a_w(uint8_t data); 39 uint8_t port_b_r(); 40 void port_b_w(uint8_t data); 41 uint8_t port_c_r(); 42 uint32_t screen_update_gamepock(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); 43 DECLARE_WRITE_LINE_MEMBER(gamepock_to_w); 44 void gamepock_mem(address_map &map); 45 46 uint8_t m_port_a; 47 uint8_t m_port_b; 48 HD44102CH m_hd44102ch[3]; 49 50 required_device<cpu_device> m_maincpu; 51 required_device<speaker_sound_device> m_speaker; 52 required_device<generic_slot_device> m_cart; 53 }; 54 55 #endif // MAME_INCLUDES_GAMEPOCK_H 56