1 // license:BSD-3-Clause 2 // copyright-holders:Miodrag Milanovic 3 /***************************************************************************** 4 * 5 * includes/radio86.h 6 * 7 ****************************************************************************/ 8 #ifndef MAME_INCLUDES_RADIO86_H 9 #define MAME_INCLUDES_RADIO86_H 10 11 #pragma once 12 13 #include "machine/i8255.h" 14 #include "machine/i8257.h" 15 #include "video/i8275.h" 16 #include "imagedev/cassette.h" 17 #include "bus/generic/slot.h" 18 #include "bus/generic/carts.h" 19 #include "emupal.h" 20 21 22 class radio86_state : public driver_device 23 { 24 public: radio86_state(const machine_config & mconfig,device_type type,const char * tag)25 radio86_state(const machine_config &mconfig, device_type type, const char *tag) 26 : driver_device(mconfig, type, tag) 27 , m_maincpu(*this, "maincpu") 28 , m_cassette(*this, "cassette") 29 , m_cart(*this, "cartslot") 30 , m_dma(*this, "dma") 31 , m_ppi1(*this, "ppi1") 32 , m_ppi2(*this, "ppi2") 33 , m_rom(*this, "maincpu") 34 , m_ram(*this, "mainram") 35 , m_bank1(*this, "bank1") 36 , m_io_line(*this, "LINE%u", 0U) 37 , m_io_cline(*this, "CLINE%u", 0U) 38 , m_palette(*this, "palette") 39 , m_chargen(*this, "chargen") 40 { } 41 42 void impuls03(machine_config &config); 43 void mikron2(machine_config &config); 44 void rk7007(machine_config &config); 45 void rk700716(machine_config &config); 46 void radiorom(machine_config &config); 47 void radio86(machine_config &config); 48 void radio16(machine_config &config); 49 void radioram(machine_config &config); 50 void kr03(machine_config &config); 51 void init_radioram(); 52 void init_radio86(); 53 54 protected: 55 56 57 void machine_reset() override; 58 void machine_start() override; 59 60 void radio86_init_keyboard(); 61 62 void impuls03_mem(address_map &map); 63 void mikron2_mem(address_map &map); 64 void radio86_16_mem(address_map &map); 65 void radio86_io(address_map &map); 66 void radio86_mem(address_map &map); 67 void radio86ram_mem(address_map &map); 68 void radio86rom_mem(address_map &map); 69 void rk7007_io(address_map &map); 70 71 uint8_t m_tape_value; 72 uint8_t radio_cpu_state_r(); 73 uint8_t radio_io_r(offs_t offset); 74 void radio_io_w(offs_t offset, uint8_t data); 75 uint8_t radio86_8255_portb_r2(); 76 uint8_t radio86_8255_portc_r2(); 77 uint8_t rk7007_8255_portc_r(); 78 void radio86_8255_porta_w2(uint8_t data); 79 void radio86_8255_portc_w2(uint8_t data); 80 void radio86_palette(palette_device &palette) const; 81 void hrq_w(int state); 82 uint8_t memory_read_byte(offs_t offset); 83 void memory_write_byte(offs_t offset, uint8_t data); 84 85 memory_passthrough_handler *m_rom_shadow_tap; 86 required_device<cpu_device> m_maincpu; 87 required_device<cassette_image_device> m_cassette; 88 optional_device<generic_slot_device> m_cart; // for ROMDisk - only Radio86K & Orion? 89 optional_device<i8257_device> m_dma; 90 required_device<i8255_device> m_ppi1; 91 optional_device<i8255_device> m_ppi2; 92 required_region_ptr<u8> m_rom; 93 optional_shared_ptr<u8> m_ram; 94 optional_memory_bank m_bank1; 95 required_ioport_array<9> m_io_line; 96 optional_ioport_array<8> m_io_cline; 97 required_device<palette_device> m_palette; 98 optional_region_ptr<uint8_t> m_chargen; 99 100 private: 101 int m_keyboard_mask; 102 std::unique_ptr<uint8_t[]> m_radio_ram_disk; 103 uint8_t m_romdisk_lsb; 104 uint8_t m_romdisk_msb; 105 uint8_t m_disk_sel; 106 void radio86_pagesel(uint8_t data); 107 uint8_t kr03_8255_portb_r2(); 108 uint8_t radio86rom_romdisk_porta_r(); 109 uint8_t radio86ram_romdisk_porta_r(); 110 void radio86_romdisk_portb_w(uint8_t data); 111 void radio86_romdisk_portc_w(uint8_t data); 112 I8275_DRAW_CHARACTER_MEMBER(display_pixels); 113 }; 114 115 116 /*----------- defined in drivers/radio86.c -----------*/ 117 118 INPUT_PORTS_EXTERN( radio86 ); 119 INPUT_PORTS_EXTERN( ms7007 ); 120 121 #endif // MAME_INCLUDES_RADIO86_H 122