trunk/src/mess/drivers/altos5.c
| r0 | r18796 | |
|---|
| 1 | /*************************************************************************** |
| 2 | |
| 3 | Altos 5-15 |
| 4 | |
| 5 | ****************************************************************************/ |
| 6 | |
| 7 | #include "emu.h" |
| 8 | #include "cpu/z80/z80.h" |
| 9 | #include "machine/terminal.h" |
| 10 | |
| 11 | |
| 12 | class altos5_state : public driver_device |
| 13 | { |
| 14 | public: |
| 15 | altos5_state(const machine_config &mconfig, device_type type, const char *tag) |
| 16 | : driver_device(mconfig, type, tag), |
| 17 | m_maincpu(*this, "maincpu") |
| 18 | { } |
| 19 | |
| 20 | DECLARE_READ8_MEMBER(altos_2f_r); |
| 21 | DECLARE_WRITE8_MEMBER( kbd_put ); |
| 22 | UINT8 m_term_data; |
| 23 | required_device<cpu_device> m_maincpu; |
| 24 | virtual void machine_reset(); |
| 25 | }; |
| 26 | |
| 27 | READ8_MEMBER( altos5_state::altos_2f_r ) |
| 28 | { |
| 29 | return 0x0c; |
| 30 | } |
| 31 | |
| 32 | WRITE8_MEMBER( altos5_state::kbd_put ) |
| 33 | { |
| 34 | m_term_data = data; |
| 35 | } |
| 36 | |
| 37 | static GENERIC_TERMINAL_INTERFACE( terminal_intf ) |
| 38 | { |
| 39 | DEVCB_DRIVER_MEMBER(altos5_state, kbd_put) |
| 40 | }; |
| 41 | |
| 42 | |
| 43 | static ADDRESS_MAP_START(altos5_mem, AS_PROGRAM, 8, altos5_state) |
| 44 | ADDRESS_MAP_UNMAP_HIGH |
| 45 | AM_RANGE(0x0000, 0xffff) AM_RAM AM_REGION("maincpu", 0) |
| 46 | ADDRESS_MAP_END |
| 47 | |
| 48 | static ADDRESS_MAP_START(altos5_io, AS_IO, 8, altos5_state) |
| 49 | ADDRESS_MAP_GLOBAL_MASK(0xff) |
| 50 | AM_RANGE(0x2e, 0x2e) AM_DEVWRITE(TERMINAL_TAG, generic_terminal_device, write) |
| 51 | AM_RANGE(0x2f, 0x2f) AM_READ(altos_2f_r) |
| 52 | ADDRESS_MAP_END |
| 53 | |
| 54 | /* Input ports */ |
| 55 | static INPUT_PORTS_START( altos5 ) |
| 56 | INPUT_PORTS_END |
| 57 | |
| 58 | void altos5_state::machine_reset() |
| 59 | { |
| 60 | UINT8 *m_p_maincpu = machine().root_device().memregion("maincpu")->base(); |
| 61 | UINT8 *m_p_roms = machine().root_device().memregion("roms")->base(); |
| 62 | memcpy(m_p_maincpu, m_p_roms, 0x1000); |
| 63 | } |
| 64 | |
| 65 | static MACHINE_CONFIG_START( altos5, altos5_state ) |
| 66 | /* basic machine hardware */ |
| 67 | MCFG_CPU_ADD("maincpu", Z80, XTAL_16MHz / 4) |
| 68 | MCFG_CPU_PROGRAM_MAP(altos5_mem) |
| 69 | MCFG_CPU_IO_MAP(altos5_io) |
| 70 | |
| 71 | /* video hardware */ |
| 72 | MCFG_GENERIC_TERMINAL_ADD(TERMINAL_TAG, terminal_intf) |
| 73 | MACHINE_CONFIG_END |
| 74 | |
| 75 | |
| 76 | /* ROM definition */ |
| 77 | ROM_START( altos5 ) |
| 78 | ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF ) |
| 79 | ROM_REGION( 0x10000, "roms", 0 ) |
| 80 | ROM_LOAD("2732.bin", 0x0000, 0x1000, CRC(15fdc7eb) SHA1(e15bdf5d5414ad56f8c4bb84edc6f967a5f01ba9)) |
| 81 | ROM_LOAD("82s141.bin", 0x1000, 0x0200, CRC(35c8078c) SHA1(dce24374bfcc5d23959e2c03485d82a119c0c3c9)) |
| 82 | ROM_END |
| 83 | |
| 84 | /* Driver */ |
| 85 | |
| 86 | /* YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS */ |
| 87 | COMP(19??, altos5, 0, 0, altos5, altos5, driver_device, 0, "Altos", "Altos 5-15", GAME_NOT_WORKING | GAME_NO_SOUND) |