src/mess/drivers/ipb.c
| r11271 | r11272 | |
|---|
| 4 | 4 | |
| 5 | 5 | 17/12/2009 Skeleton driver. |
| 6 | 6 | |
| 7 | 22/04/2011 Connected to a terminal, it responds. Modernised. |
| 8 | |
| 9 | When started, you must press Space, then it will start to work. |
| 10 | |
| 11 | ToDo: |
| 12 | - Everything! |
| 13 | |
| 7 | 14 | ****************************************************************************/ |
| 15 | #define ADDRESS_MAP_MODERN |
| 8 | 16 | |
| 9 | 17 | #include "emu.h" |
| 10 | 18 | #include "cpu/i8085/i8085.h" |
| 19 | #include "machine/terminal.h" |
| 11 | 20 | |
| 21 | #define MACHINE_RESET_MEMBER(name) void name::machine_reset() |
| 12 | 22 | |
| 13 | 23 | class ipb_state : public driver_device |
| 14 | 24 | { |
| 15 | 25 | public: |
| 16 | 26 | ipb_state(running_machine &machine, const driver_device_config_base &config) |
| 17 | | : driver_device(machine, config) { } |
| 27 | : driver_device(machine, config), |
| 28 | m_maincpu(*this, "maincpu"), |
| 29 | m_terminal(*this, TERMINAL_TAG) |
| 30 | { } |
| 18 | 31 | |
| 32 | required_device<cpu_device> m_maincpu; |
| 33 | required_device<device_t> m_terminal; |
| 34 | DECLARE_READ8_MEMBER( ipb_f4_r ); |
| 35 | DECLARE_READ8_MEMBER( ipb_f5_r ); |
| 36 | DECLARE_WRITE8_MEMBER( kbd_put ); |
| 37 | UINT8 *m_ram; |
| 38 | UINT8 m_term_data; |
| 39 | virtual void machine_reset(); |
| 19 | 40 | }; |
| 20 | 41 | |
| 42 | READ8_MEMBER( ipb_state::ipb_f4_r ) |
| 43 | { |
| 44 | UINT8 ret = m_term_data; |
| 45 | m_term_data = 0; |
| 46 | return ret; |
| 47 | } |
| 21 | 48 | |
| 22 | | static ADDRESS_MAP_START(ipb_mem, AS_PROGRAM, 8) |
| 49 | // bit 0 high = ok to send to terminal; bit 1 high = key is pressed |
| 50 | READ8_MEMBER( ipb_state::ipb_f5_r ) |
| 51 | { |
| 52 | if (m_term_data) |
| 53 | return 3; |
| 54 | else |
| 55 | return 1; |
| 56 | } |
| 57 | |
| 58 | static ADDRESS_MAP_START(ipb_mem, AS_PROGRAM, 8, ipb_state) |
| 23 | 59 | ADDRESS_MAP_UNMAP_HIGH |
| 24 | 60 | AM_RANGE(0x0000, 0xdfff) AM_RAM |
| 25 | 61 | AM_RANGE(0xe800, 0xefff) AM_ROM |
| 26 | 62 | AM_RANGE(0xf800, 0xffff) AM_ROM |
| 27 | 63 | ADDRESS_MAP_END |
| 28 | 64 | |
| 29 | | static ADDRESS_MAP_START( ipb_io , AS_IO, 8) |
| 65 | static ADDRESS_MAP_START( ipb_io |
| 30 | 66 | ADDRESS_MAP_UNMAP_HIGH |
| 67 | ADDRESS_MAP_GLOBAL_MASK(0xff) |
| 68 | AM_RANGE(0xf4, 0xf4) AM_READ(ipb_f4_r) AM_DEVWRITE_LEGACY(TERMINAL_TAG, terminal_write) |
| 69 | AM_RANGE(0xf5, 0xf5) AM_READ(ipb_f5_r) |
| 31 | 70 | ADDRESS_MAP_END |
| 32 | 71 | |
| 33 | 72 | /* Input ports */ |
| r11271 | r11272 | |
|---|
| 35 | 74 | INPUT_PORTS_END |
| 36 | 75 | |
| 37 | 76 | |
| 38 | | static MACHINE_RESET(ipb) |
| 77 | |
| 39 | 78 | { |
| 40 | | cpu_set_reg(machine.device("maincpu"), I8085_PC, 0xE800); |
| 79 | cpu_set_reg(machine().device("maincpu"), I8085_PC, 0xE800); |
| 41 | 80 | } |
| 42 | 81 | |
| 43 | | static VIDEO_START( ipb ) |
| 82 | WR |
| 44 | 83 | { |
| 84 | m_term_data = data; |
| 45 | 85 | } |
| 46 | 86 | |
| 47 | | static SCREEN_UPDATE( ipb ) |
| 87 | static G |
| 48 | 88 | { |
| 49 | | return 0; |
| 50 | | } |
| 89 | DEVCB_DRIVER_MEMBER(ipb_state, kbd_put) |
| 90 | }; |
| 51 | 91 | |
| 52 | 92 | static MACHINE_CONFIG_START( ipb, ipb_state ) |
| 53 | | /* basic machine hardware */ |
| 54 | | MCFG_CPU_ADD("maincpu",I8080, XTAL_19_6608MHz / 4) |
| 55 | | MCFG_CPU_PROGRAM_MAP(ipb_mem) |
| 56 | | MCFG_CPU_IO_MAP(ipb_io) |
| 93 | /* basic machine hardware */ |
| 94 | MCFG_CPU_ADD("maincpu",I8080, XTAL_19_6608MHz / 4) |
| 95 | MCFG_CPU_PROGRAM_MAP(ipb_mem) |
| 96 | MCFG_CPU_IO_MAP(ipb_io) |
| 57 | 97 | |
| 58 | | MCFG_MACHINE_RESET(ipb) |
| 59 | | |
| 60 | | /* video hardware */ |
| 61 | | MCFG_SCREEN_ADD("screen", RASTER) |
| 62 | | MCFG_SCREEN_REFRESH_RATE(50) |
| 63 | | MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */ |
| 64 | | MCFG_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) |
| 65 | | MCFG_SCREEN_SIZE(640, 480) |
| 66 | | MCFG_SCREEN_VISIBLE_AREA(0, 640-1, 0, 480-1) |
| 67 | | MCFG_SCREEN_UPDATE(ipb) |
| 68 | | |
| 69 | | MCFG_PALETTE_LENGTH(2) |
| 70 | | MCFG_PALETTE_INIT(black_and_white) |
| 71 | | |
| 72 | | MCFG_VIDEO_START(ipb) |
| 98 | /* video hardware */ |
| 99 | MCFG_FRAGMENT_ADD( generic_terminal ) |
| 100 | MCFG_GENERIC_TERMINAL_ADD(TERMINAL_TAG, terminal_intf) |
| 73 | 101 | MACHINE_CONFIG_END |
| 74 | 102 | |
| 75 | 103 | |
| 76 | 104 | /* ROM definition */ |
| 77 | 105 | ROM_START( ipb ) |
| 78 | | ROM_REGION( 0x100000, "maincpu", ROMREGION_ERASEFF ) |
| 106 | |
| 79 | 107 | ROM_LOAD( "ipb_e8_v1.3.bin", 0xe800, 0x0800, CRC(fc9d4703) SHA1(2ce078e1bcd8b24217830c54bcf04c5d146d1b76)) |
| 80 | 108 | ROM_LOAD( "ipb_f8_v1.3.bin", 0xf800, 0x0800, CRC(966ba421) SHA1(d6a904c7d992a05ed0f451d7d34c1fc8de9547ee)) |
| 81 | 109 | ROM_END |